X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/d3c7fc996a73e9f6a83067bc28a3c5581a3fee65..e0db57da4ca62d7c3053d68322d3b881eeb0748e:/include/wx/richtext/richtextbuffer.h diff --git a/include/wx/richtext/richtextbuffer.h b/include/wx/richtext/richtextbuffer.h index 65df044c96..afb4139089 100644 --- a/include/wx/richtext/richtextbuffer.h +++ b/include/wx/richtext/richtextbuffer.h @@ -22,9 +22,9 @@ The top of the hierarchy is the buffer, a kind of wxRichTextParagraphLayoutBox. These boxes will allow flexible placement of text boxes on a page, but - for now there will be a single box representing the document, - and this box will a wxRichTextParagraphLayoutBox which contains further - wxRichTextParagraph objects, each of which can include text and images. + for now there is a single box representing the document, and this box is + a wxRichTextParagraphLayoutBox which contains further wxRichTextParagraph + objects, each of which can include text and images. Each object maintains a range (start and end position) measured from the start of the main parent box. @@ -34,6 +34,11 @@ a position relative to that text box. For now, we will not be dealing with embedded objects but it's something to bear in mind for later. + Note that internally, a range (5,5) represents a range of one character. + In the public wx[Rich]TextCtrl API, this would be passed to e.g. SetSelection + as (5,6). A paragraph with one character might have an internal range of (0, 1) + since the end of the paragraph takes up one position. + Layout ====== @@ -44,47 +49,6 @@ in the vertical direction. The implementation of Layout can then cache the calculated size and position within the parent. - Note that position and size should be calculated separately, because - for example inserting a paragraph may result in the following paragraphs - moving down, but not changing in size. - - Need to determine how objects specify their position. Absolute coordinates, - or relative to last object? May be hard to determine that. So should probably - be in absolute coordinates, in which case we'll need a Move virtual function - that allows quick movement of all elements without layout. - - Let's work through a simple example of layout. Say we're laying out - a document with the buffer as the top box, with a wxRichTextParagraphLayoutBox - inside that that consists of wxRichTextParagraph objects. - - We're in a mode whereby changes of window size change the width of the - page (useful for text editors, as opposed to word processors). The - window width is 600. - - We pass (600, -1) to the top-level Layout (i.e. restrict size in horizontal - direction only). The wxRichTextBuffer box doesn't currently have - well-defined layout behaviour so we simply assume it has one child - that fills its parent (later we can define sizer-like box layout behaviour). - So it passes the same dimensions to the child, which is a wxRichTextParagraphLayoutBox. - This then looks at each child in turn (wxRichTextParagraph) and determines - the size the paragraph will take up, setting the cached size, and - splitting the paragraph into lines. - - When the layout for one paragraph returns, the next paragraph is - fed the position of the previous, so it can position itself. - - Each time Layout is called, the cached list of lines for each paragraph - is recreated, since it can change for example if the parent object width - changes. - - Reporting size - ============== - - Each object can report its size for a given range. It's important that - it can report a partial size, so that wrapping can be implemented, - hit test calculations performed, etc. So GetRangeSize must be implemented - for each object. - */ /*! @@ -101,32 +65,79 @@ #include "wx/image.h" #include "wx/cmdproc.h" #include "wx/txtstrm.h" +#include "wx/variant.h" + +#if wxUSE_DATAOBJ +#include "wx/dataobj.h" +#endif + +// Compatibility +//#define wxRichTextAttr wxTextAttr +#define wxTextAttrEx wxTextAttr + +// Setting wxRICHTEXT_USE_OWN_CARET to 1 implements a +// caret reliably without using wxClientDC in case there +// are platform-specific problems with the generic caret. +#if defined(__WXGTK__) || defined(__WXMAC__) +#define wxRICHTEXT_USE_OWN_CARET 1 +#else +#define wxRICHTEXT_USE_OWN_CARET 0 +#endif + +// Switch off for binary compatibility, on for faster drawing +// Note: this seems to be buggy (overzealous use of extents) so +// don't use for now +#define wxRICHTEXT_USE_OPTIMIZED_LINE_DRAWING 0 + +// The following two symbols determine whether an output implementation +// is present. To switch the relevant one on, set wxRICHTEXT_USE_XMLDOCUMENT_OUTPUT in +// richtextxml.cpp. By default, the faster direct output implementation is used. + +// Include the wxXmlDocument implementation for output +#define wxRICHTEXT_HAVE_XMLDOCUMENT_OUTPUT 1 + +// Include the faster, direct implementation for output +#define wxRICHTEXT_HAVE_DIRECT_OUTPUT 1 /*! - * File types + * Special characters */ -#define wxRICHTEXT_TYPE_ANY 0 -#define wxRICHTEXT_TYPE_TEXT 1 -#define wxRICHTEXT_TYPE_XML 2 -#define wxRICHTEXT_TYPE_HTML 3 -#define wxRICHTEXT_TYPE_RTF 4 -#define wxRICHTEXT_TYPE_PDF 5 +extern WXDLLIMPEXP_RICHTEXT const wxChar wxRichTextLineBreakChar; + +/*! + * File types in wxRichText context. + */ +enum wxRichTextFileType +{ + wxRICHTEXT_TYPE_ANY = 0, + wxRICHTEXT_TYPE_TEXT, + wxRICHTEXT_TYPE_XML, + wxRICHTEXT_TYPE_HTML, + wxRICHTEXT_TYPE_RTF, + wxRICHTEXT_TYPE_PDF +}; /*! * Forward declarations */ -class WXDLLIMPEXP_RICHTEXT wxRichTextCtrl; -class WXDLLIMPEXP_RICHTEXT wxRichTextObject; -class WXDLLIMPEXP_RICHTEXT wxRichTextCacheObject; -class WXDLLIMPEXP_RICHTEXT wxRichTextObjectList; -class WXDLLIMPEXP_RICHTEXT wxRichTextLine; -class WXDLLIMPEXP_RICHTEXT wxRichTextParagraph; -class WXDLLIMPEXP_RICHTEXT wxRichTextFragment; -class WXDLLIMPEXP_RICHTEXT wxRichTextFileHandler; -class WXDLLIMPEXP_RICHTEXT wxRichTextStyleSheet; -class WXDLLIMPEXP_RICHTEXT wxTextAttrEx; +class WXDLLIMPEXP_FWD_RICHTEXT wxRichTextCtrl; +class WXDLLIMPEXP_FWD_RICHTEXT wxRichTextObject; +class WXDLLIMPEXP_FWD_RICHTEXT wxRichTextImage; +class WXDLLIMPEXP_FWD_RICHTEXT wxRichTextCacheObject; +class WXDLLIMPEXP_FWD_RICHTEXT wxRichTextObjectList; +class WXDLLIMPEXP_FWD_RICHTEXT wxRichTextLine; +class WXDLLIMPEXP_FWD_RICHTEXT wxRichTextParagraph; +class WXDLLIMPEXP_FWD_RICHTEXT wxRichTextFileHandler; +class WXDLLIMPEXP_FWD_RICHTEXT wxRichTextStyleSheet; +class WXDLLIMPEXP_FWD_RICHTEXT wxRichTextListStyleDefinition; +class WXDLLIMPEXP_FWD_RICHTEXT wxRichTextEvent; +class WXDLLIMPEXP_FWD_RICHTEXT wxRichTextRenderer; +class WXDLLIMPEXP_FWD_RICHTEXT wxRichTextBuffer; +class WXDLLIMPEXP_FWD_RICHTEXT wxRichTextXMLHandler; +class WXDLLIMPEXP_FWD_XML wxXmlNode; +class wxRichTextFloatCollector; /*! * Flags determining the available space, passed to Layout @@ -141,18 +152,35 @@ class WXDLLIMPEXP_RICHTEXT wxTextAttrEx; // the rect passed to Layout. #define wxRICHTEXT_LAYOUT_SPECIFIED_RECT 0x10 +/*! + * Flags to pass to Draw + */ + +// Ignore paragraph cache optimization, e.g. for printing purposes +// where one line may be drawn higher (on the next page) compared +// with the previous line +#define wxRICHTEXT_DRAW_IGNORE_CACHE 0x01 + /*! * Flags returned from hit-testing */ +enum wxRichTextHitTestFlags +{ + // The point was not on this object + wxRICHTEXT_HITTEST_NONE = 0x01, -// The point was not on this object -#define wxRICHTEXT_HITTEST_NONE 0x01 -// The point was before the position returned from HitTest -#define wxRICHTEXT_HITTEST_BEFORE 0x02 -// The point was after the position returned from HitTest -#define wxRICHTEXT_HITTEST_AFTER 0x04 -// The point was on the position returned from HitTest -#define wxRICHTEXT_HITTEST_ON 0x08 + // The point was before the position returned from HitTest + wxRICHTEXT_HITTEST_BEFORE = 0x02, + + // The point was after the position returned from HitTest + wxRICHTEXT_HITTEST_AFTER = 0x04, + + // The point was on the position returned from HitTest + wxRICHTEXT_HITTEST_ON = 0x08, + + // The point was on space outside content + wxRICHTEXT_HITTEST_OUTSIDE = 0x10 +}; /*! * Flags for GetRangeSize @@ -160,46 +188,682 @@ class WXDLLIMPEXP_RICHTEXT wxTextAttrEx; #define wxRICHTEXT_FORMATTED 0x01 #define wxRICHTEXT_UNFORMATTED 0x02 +#define wxRICHTEXT_CACHE_SIZE 0x04 +#define wxRICHTEXT_HEIGHT_ONLY 0x08 /*! - * Extra formatting flags not in wxTextAttr + * Flags for SetStyle/SetListStyle */ -#define wxTEXT_ATTR_PARA_SPACING_AFTER 0x00000800 -#define wxTEXT_ATTR_PARA_SPACING_BEFORE 0x00001000 -#define wxTEXT_ATTR_LINE_SPACING 0x00002000 -#define wxTEXT_ATTR_CHARACTER_STYLE_NAME 0x00004000 -#define wxTEXT_ATTR_PARAGRAPH_STYLE_NAME 0x00008000 -#define wxTEXT_ATTR_BULLET_STYLE 0x00010000 -#define wxTEXT_ATTR_BULLET_NUMBER 0x00020000 -#define wxTEXT_ATTR_BULLET_SYMBOL 0x00040000 +#define wxRICHTEXT_SETSTYLE_NONE 0x00 + +// Specifies that this operation should be undoable +#define wxRICHTEXT_SETSTYLE_WITH_UNDO 0x01 + +// Specifies that the style should not be applied if the +// combined style at this point is already the style in question. +#define wxRICHTEXT_SETSTYLE_OPTIMIZE 0x02 + +// Specifies that the style should only be applied to paragraphs, +// and not the content. This allows content styling to be +// preserved independently from that of e.g. a named paragraph style. +#define wxRICHTEXT_SETSTYLE_PARAGRAPHS_ONLY 0x04 + +// Specifies that the style should only be applied to characters, +// and not the paragraph. This allows content styling to be +// preserved independently from that of e.g. a named paragraph style. +#define wxRICHTEXT_SETSTYLE_CHARACTERS_ONLY 0x08 + +// For SetListStyle only: specifies starting from the given number, otherwise +// deduces number from existing attributes +#define wxRICHTEXT_SETSTYLE_RENUMBER 0x10 + +// For SetListStyle only: specifies the list level for all paragraphs, otherwise +// the current indentation will be used +#define wxRICHTEXT_SETSTYLE_SPECIFY_LEVEL 0x20 + +// Resets the existing style before applying the new style +#define wxRICHTEXT_SETSTYLE_RESET 0x40 + +// Removes the given style instead of applying it +#define wxRICHTEXT_SETSTYLE_REMOVE 0x80 /*! - * Styles for wxTextAttrEx::SetBulletStyle + * Flags for text insertion */ -#define wxTEXT_ATTR_BULLET_STYLE_NONE 0x0000 -#define wxTEXT_ATTR_BULLET_STYLE_ARABIC 0x0001 -#define wxTEXT_ATTR_BULLET_STYLE_LETTERS_UPPER 0x0002 -#define wxTEXT_ATTR_BULLET_STYLE_LETTERS_LOWER 0x0004 -#define wxTEXT_ATTR_BULLET_STYLE_ROMAN_UPPER 0x0008 -#define wxTEXT_ATTR_BULLET_STYLE_ROMAN_LOWER 0x0010 -#define wxTEXT_ATTR_BULLET_STYLE_SYMBOL 0x0020 -#define wxTEXT_ATTR_BULLET_STYLE_BITMAP 0x0040 -#define wxTEXT_ATTR_BULLET_STYLE_PARENTHESES 0x0080 -#define wxTEXT_ATTR_BULLET_STYLE_PERIOD 0x0100 +#define wxRICHTEXT_INSERT_NONE 0x00 +#define wxRICHTEXT_INSERT_WITH_PREVIOUS_PARAGRAPH_STYLE 0x01 +#define wxRICHTEXT_INSERT_INTERACTIVE 0x02 + +// A special flag telling the buffer to keep the first paragraph style +// as-is, when deleting a paragraph marker. In future we might pass a +// flag to InsertFragment and DeleteRange to indicate the appropriate mode. +#define wxTEXT_ATTR_KEEP_FIRST_PARA_STYLE 0x10000000 /*! - * Line spacing values + * Default superscript/subscript font multiplication factor */ -#define wxTEXT_ATTR_LINE_SPACING_NORMAL 10 -#define wxTEXT_ATTR_LINE_SPACING_HALF 15 -#define wxTEXT_ATTR_LINE_SPACING_TWICE 20 +#define wxSCRIPT_MUL_FACTOR 1.5 + +typedef unsigned short wxTextAttrDimensionFlags; + +// Miscelaneous text box flags +enum wxTextBoxAttrFlags +{ + wxTEXT_BOX_ATTR_FLOAT = 0x00000001, + wxTEXT_BOX_ATTR_CLEAR = 0x00000002, + wxTEXT_BOX_ATTR_COLLAPSE_BORDERS = 0x00000004 +}; + +// Whether a value is present, used in dimension flags +enum wxTextAttrValueFlags +{ + wxTEXT_ATTR_VALUE_PRESENT = 0x1000, + wxTEXT_ATTR_VALUE_PRESENT_MASK = 0x1000 +}; + +// Units - included in the dimension value +enum wxTextAttrUnits +{ + wxTEXT_ATTR_UNITS_TENTHS_MM = 0x0001, + wxTEXT_ATTR_UNITS_PIXELS = 0x0002, + wxTEXT_ATTR_UNITS_PERCENTAGE = 0x0004, + wxTEXT_ATTR_UNITS_POINTS = 0x0008, + + wxTEXT_ATTR_UNITS_MASK = 0x000F +}; + +// Position - included in the dimension flags +enum wxTextBoxAttrPosition +{ + wxTEXT_BOX_ATTR_POSITION_STATIC = 0x0000, // Default is static, i.e. as per normal layout + wxTEXT_BOX_ATTR_POSITION_RELATIVE = 0x0010, + wxTEXT_BOX_ATTR_POSITION_ABSOLUTE = 0x0020, + + wxTEXT_BOX_ATTR_POSITION_MASK = 0x00F0 +}; + +// Dimension, including units and position +class WXDLLIMPEXP_RICHTEXT wxTextAttrDimension +{ +public: + wxTextAttrDimension() { Reset(); } + wxTextAttrDimension(int value, wxTextAttrDimensionFlags flags = wxTEXT_ATTR_VALUE_PRESENT|wxTEXT_ATTR_UNITS_TENTHS_MM) { m_value = value; m_flags = flags; } + + void Reset() { m_value = 0; m_flags = 0; } + + // Partial equality test + bool EqPartial(const wxTextAttrDimension& dim) const; + + // Apply + bool Apply(const wxTextAttrDimension& dim, const wxTextAttrDimension* compareWith = NULL); + + // Collects the attributes that are common to a range of content, building up a note of + // which attributes are absent in some objects and which clash in some objects. + void CollectCommonAttributes(const wxTextAttrDimension& attr, wxTextAttrDimension& clashingAttr, wxTextAttrDimension& absentAttr); + + bool operator==(const wxTextAttrDimension& dim) const { return m_value == dim.m_value && m_flags == dim.m_flags; } + + int GetValue() const { return m_value; } + float GetValueMM() const { return float(m_value) / 10.0; } + void SetValueMM(float value) { m_value = (int) ((value * 10.0) + 0.5); m_flags |= wxTEXT_ATTR_VALUE_PRESENT; } + void SetValue(int value) { m_value = value; m_flags |= wxTEXT_ATTR_VALUE_PRESENT; } + void SetValue(int value, wxTextAttrDimensionFlags flags) { m_value = value; m_flags = flags; } + void SetValue(const wxTextAttrDimension& dim) { (*this) = dim; } + + wxTextAttrUnits GetUnits() const { return (wxTextAttrUnits) (m_flags & wxTEXT_ATTR_UNITS_MASK); } + void SetUnits(wxTextAttrUnits units) { m_flags &= ~wxTEXT_ATTR_UNITS_MASK; m_flags |= units; } + + wxTextBoxAttrPosition GetPosition() const { return (wxTextBoxAttrPosition) (m_flags & wxTEXT_BOX_ATTR_POSITION_MASK); } + void SetPosition(wxTextBoxAttrPosition pos) { m_flags &= ~wxTEXT_BOX_ATTR_POSITION_MASK; m_flags |= pos; } + + bool IsPresent() const { return (m_flags & wxTEXT_ATTR_VALUE_PRESENT) != 0; } + void SetPresent(bool b) { m_flags &= ~wxTEXT_ATTR_VALUE_PRESENT_MASK; m_flags |= (b ? wxTEXT_ATTR_VALUE_PRESENT : 0); } + + wxTextAttrDimensionFlags GetFlags() const { return m_flags; } + void SetFlags(wxTextAttrDimensionFlags flags) { m_flags = flags; } + + int m_value; + wxTextAttrDimensionFlags m_flags; +}; + +// A class for left, right, top and bottom dimensions +class WXDLLIMPEXP_RICHTEXT wxTextAttrDimensions +{ +public: + void Reset() { m_left.Reset(); m_top.Reset(); m_right.Reset(); m_bottom.Reset(); } + + bool operator==(const wxTextAttrDimensions& dims) const { return m_left == dims.m_left && m_top == dims.m_top && m_right == dims.m_right && m_bottom == dims.m_bottom; } + + // Partial equality test + bool EqPartial(const wxTextAttrDimensions& dims) const; + + // Apply border to 'this', but not if the same as compareWith + bool Apply(const wxTextAttrDimensions& dims, const wxTextAttrDimensions* compareWith = NULL); + + // Collects the attributes that are common to a range of content, building up a note of + // which attributes are absent in some objects and which clash in some objects. + void CollectCommonAttributes(const wxTextAttrDimensions& attr, wxTextAttrDimensions& clashingAttr, wxTextAttrDimensions& absentAttr); + + // Remove specified attributes from this object + bool RemoveStyle(const wxTextAttrDimensions& attr); + + const wxTextAttrDimension& GetLeft() const { return m_left; } + wxTextAttrDimension& GetLeft() { return m_left; } + + const wxTextAttrDimension& GetRight() const { return m_right; } + wxTextAttrDimension& GetRight() { return m_right; } + + const wxTextAttrDimension& GetTop() const { return m_top; } + wxTextAttrDimension& GetTop() { return m_top; } + + const wxTextAttrDimension& GetBottom() const { return m_bottom; } + wxTextAttrDimension& GetBottom() { return m_bottom; } + + wxTextAttrDimension m_left; + wxTextAttrDimension m_top; + wxTextAttrDimension m_right; + wxTextAttrDimension m_bottom; +}; + +// A class to make it easier to convert dimensions +class WXDLLIMPEXP_RICHTEXT wxTextAttrDimensionConverter +{ +public: + wxTextAttrDimensionConverter(wxDC& dc, double scale = 1.0, const wxSize& parentSize = wxDefaultSize); + wxTextAttrDimensionConverter(int ppi, double scale = 1.0, const wxSize& parentSize = wxDefaultSize); + + int GetPixels(const wxTextAttrDimension& dim, int direction = wxHORIZONTAL) const; + int GetTenthsMM(const wxTextAttrDimension& dim) const; + + int ConvertTenthsMMToPixels(int units) const; + int ConvertPixelsToTenthsMM(int pixels) const; + + int m_ppi; + double m_scale; + wxSize m_parentSize; +}; + +// Border styles +enum wxTextAttrBorderStyle +{ + wxTEXT_BOX_ATTR_BORDER_NONE = 0, + wxTEXT_BOX_ATTR_BORDER_SOLID = 1, + wxTEXT_BOX_ATTR_BORDER_DOTTED = 2, + wxTEXT_BOX_ATTR_BORDER_DASHED = 3, + wxTEXT_BOX_ATTR_BORDER_DOUBLE = 4, + wxTEXT_BOX_ATTR_BORDER_GROOVE = 5, + wxTEXT_BOX_ATTR_BORDER_RIDGE = 6, + wxTEXT_BOX_ATTR_BORDER_INSET = 7, + wxTEXT_BOX_ATTR_BORDER_OUTSET = 8 +}; + +// Border style presence flags +enum wxTextAttrBorderFlags +{ + wxTEXT_BOX_ATTR_BORDER_STYLE = 0x0001, + wxTEXT_BOX_ATTR_BORDER_COLOUR = 0x0002 +}; + +// Border width symbols for qualitative widths +enum wxTextAttrBorderWidth +{ + wxTEXT_BOX_ATTR_BORDER_THIN = -1, + wxTEXT_BOX_ATTR_BORDER_MEDIUM = -2, + wxTEXT_BOX_ATTR_BORDER_THICK = -3 +}; + +// Float styles +enum wxTextBoxAttrFloatStyle +{ + wxTEXT_BOX_ATTR_FLOAT_NONE = 0, + wxTEXT_BOX_ATTR_FLOAT_LEFT = 1, + wxTEXT_BOX_ATTR_FLOAT_RIGHT = 2 +}; + +// Clear styles +enum wxTextBoxAttrClearStyle +{ + wxTEXT_BOX_ATTR_CLEAR_NONE = 0, + wxTEXT_BOX_ATTR_CLEAR_LEFT = 1, + wxTEXT_BOX_ATTR_CLEAR_RIGHT = 2, + wxTEXT_BOX_ATTR_CLEAR_BOTH = 3 +}; + +// Collapse mode styles. TODO: can they be switched on per side? +enum wxTextBoxAttrCollapseMode +{ + wxTEXT_BOX_ATTR_COLLAPSE_NONE = 0, + wxTEXT_BOX_ATTR_COLLAPSE_FULL = 1 +}; + +// Border +class WXDLLIMPEXP_RICHTEXT wxTextAttrBorder +{ +public: + wxTextAttrBorder() { Reset(); } + + bool operator==(const wxTextAttrBorder& border) const + { + return m_flags == border.m_flags && m_borderStyle == border.m_borderStyle && + m_borderColour == border.m_borderColour && m_borderWidth == border.m_borderWidth; + } + + void Reset() { m_borderStyle = 0; m_borderColour = 0; m_flags = 0; m_borderWidth.Reset(); } + + // Partial equality test + bool EqPartial(const wxTextAttrBorder& border) const; + + // Apply border to 'this', but not if the same as compareWith + bool Apply(const wxTextAttrBorder& border, const wxTextAttrBorder* compareWith = NULL); + + // Remove specified attributes from this object + bool RemoveStyle(const wxTextAttrBorder& attr); + + // Collects the attributes that are common to a range of content, building up a note of + // which attributes are absent in some objects and which clash in some objects. + void CollectCommonAttributes(const wxTextAttrBorder& attr, wxTextAttrBorder& clashingAttr, wxTextAttrBorder& absentAttr); + + void SetStyle(int style) { m_borderStyle = style; m_flags |= wxTEXT_BOX_ATTR_BORDER_STYLE; } + int GetStyle() const { return m_borderStyle; } + + void SetColour(unsigned long colour) { m_borderColour = colour; m_flags |= wxTEXT_BOX_ATTR_BORDER_COLOUR; } + void SetColour(const wxColour& colour) { m_borderColour = colour.GetRGB(); m_flags |= wxTEXT_BOX_ATTR_BORDER_COLOUR; } + unsigned long GetColourLong() const { return m_borderColour; } + wxColour GetColour() const { return wxColour(m_borderColour); } + + wxTextAttrDimension& GetWidth() { return m_borderWidth; } + const wxTextAttrDimension& GetWidth() const { return m_borderWidth; } + void SetWidth(const wxTextAttrDimension& width) { m_borderWidth = width; } + + bool HasStyle() const { return (m_flags & wxTEXT_BOX_ATTR_BORDER_STYLE) != 0; } + bool HasColour() const { return (m_flags & wxTEXT_BOX_ATTR_BORDER_COLOUR) != 0; } + bool HasWidth() const { return m_borderWidth.IsPresent(); } + + bool IsValid() const { return HasStyle() && HasColour() && HasWidth(); } + + int GetFlags() const { return m_flags; } + void SetFlags(int flags) { m_flags = flags; } + void AddFlag(int flag) { m_flags |= flag; } + void RemoveFlag(int flag) { m_flags &= ~flag; } + + int m_borderStyle; + unsigned long m_borderColour; + wxTextAttrDimension m_borderWidth; + int m_flags; +}; + +// Borders +class WXDLLIMPEXP_RICHTEXT wxTextAttrBorders +{ +public: + wxTextAttrBorders() { } + + bool operator==(const wxTextAttrBorders& borders) const + { + return m_left == borders.m_left && m_right == borders.m_right && + m_top == borders.m_top && m_bottom == borders.m_bottom; + } + + // Set style of all borders + void SetStyle(int style); + + // Set colour of all borders + void SetColour(unsigned long colour); + void SetColour(const wxColour& colour); + + // Set width of all borders + void SetWidth(const wxTextAttrDimension& width); + + // Reset + void Reset() { m_left.Reset(); m_right.Reset(); m_top.Reset(); m_bottom.Reset(); } + + // Partial equality test + bool EqPartial(const wxTextAttrBorders& borders) const; + + // Apply border to 'this', but not if the same as compareWith + bool Apply(const wxTextAttrBorders& borders, const wxTextAttrBorders* compareWith = NULL); + + // Remove specified attributes from this object + bool RemoveStyle(const wxTextAttrBorders& attr); + + // Collects the attributes that are common to a range of content, building up a note of + // which attributes are absent in some objects and which clash in some objects. + void CollectCommonAttributes(const wxTextAttrBorders& attr, wxTextAttrBorders& clashingAttr, wxTextAttrBorders& absentAttr); + + bool HasBorder() const { return m_left.IsValid() || m_right.IsValid() || m_top.IsValid() || m_bottom.IsValid(); } + + const wxTextAttrBorder& GetLeft() const { return m_left; } + wxTextAttrBorder& GetLeft() { return m_left; } + + const wxTextAttrBorder& GetRight() const { return m_right; } + wxTextAttrBorder& GetRight() { return m_right; } + + const wxTextAttrBorder& GetTop() const { return m_top; } + wxTextAttrBorder& GetTop() { return m_top; } + + const wxTextAttrBorder& GetBottom() const { return m_bottom; } + wxTextAttrBorder& GetBottom() { return m_bottom; } + + wxTextAttrBorder m_left, m_right, m_top, m_bottom; + +}; + +// ---------------------------------------------------------------------------- +// wxTextBoxAttr: a structure containing box attributes +// ---------------------------------------------------------------------------- + +class WXDLLIMPEXP_RICHTEXT wxTextBoxAttr +{ +public: + // ctors + wxTextBoxAttr() { Init(); } + wxTextBoxAttr(const wxTextBoxAttr& attr) { Init(); (*this) = attr; } + + // Initialise this object. + void Init() { Reset(); } + + // Reset this object. + void Reset(); + + // Copy. Unnecessary since we let it do a binary copy + //void Copy(const wxTextBoxAttr& attr); + + // Assignment + //void operator= (const wxTextBoxAttr& attr); + + // Equality test + bool operator== (const wxTextBoxAttr& attr) const; + + // Partial equality test + bool EqPartial(const wxTextBoxAttr& attr) const; + + // Merges the given attributes. If compareWith + // is non-NULL, then it will be used to mask out those attributes that are the same in style + // and compareWith, for situations where we don't want to explicitly set inherited attributes. + bool Apply(const wxTextBoxAttr& style, const wxTextBoxAttr* compareWith = NULL); + + // Collects the attributes that are common to a range of content, building up a note of + // which attributes are absent in some objects and which clash in some objects. + void CollectCommonAttributes(const wxTextBoxAttr& attr, wxTextBoxAttr& clashingAttr, wxTextBoxAttr& absentAttr); + + // Remove specified attributes from this object + bool RemoveStyle(const wxTextBoxAttr& attr); + + // Set flags + void SetFlags(int flags) { m_flags = flags; } + + // Get flags + int GetFlags() const { return m_flags; } + + // Is this flag present? + bool HasFlag(wxTextBoxAttrFlags flag) const { return (m_flags & flag) != 0; } + + // Remove this flag + void RemoveFlag(wxTextBoxAttrFlags flag) { m_flags &= ~flag; } + + // Add this flag + void AddFlag(wxTextBoxAttrFlags flag) { m_flags |= flag; } + + // Is this default? I.e. no flags set + bool IsDefault() const; + + // Float mode + short int GetFloatMode() const { return m_floatMode; } + void SetFloatMode(short int mode) { m_floatMode = mode; m_flags |= wxTEXT_BOX_ATTR_FLOAT; } + bool HasFloatMode() const { return HasFlag(wxTEXT_BOX_ATTR_FLOAT); } + bool IsFloating() const { return HasFloatMode() && GetFloatMode() != wxTEXT_BOX_ATTR_FLOAT_NONE; } + + // Whether to wrap text after object + short int GetClearMode() const { return m_clearMode; } + void SetClearMode(short int mode) { m_clearMode = mode; m_flags |= wxTEXT_BOX_ATTR_CLEAR; } + bool HasClearMode() const { return HasFlag(wxTEXT_BOX_ATTR_CLEAR); } + + // Whether to collapse borders + int GetCollapseBorders() const { return m_collapseMode ; } + void SetCollapseBorders(int collapse) { m_collapseMode = collapse; m_flags |= wxTEXT_BOX_ATTR_COLLAPSE_BORDERS; } + bool HasCollapseBorders() const { return HasFlag(wxTEXT_BOX_ATTR_COLLAPSE_BORDERS); } + + // Margins + + wxTextAttrDimensions& GetMargins() { return m_margins; } + const wxTextAttrDimensions& GetMargins() const { return m_margins; } + + wxTextAttrDimension& GetLeftMargin() { return m_margins.m_left; } + const wxTextAttrDimension& GetLeftMargin() const { return m_margins.m_left; } + + wxTextAttrDimension& GetRightMargin() { return m_margins.m_right; } + const wxTextAttrDimension& GetRightMargin() const { return m_margins.m_right; } + + wxTextAttrDimension& GetTopMargin() { return m_margins.m_top; } + const wxTextAttrDimension& GetTopMargin() const { return m_margins.m_top; } + + wxTextAttrDimension& GetBottomMargin() { return m_margins.m_bottom; } + const wxTextAttrDimension& GetBottomMargin() const { return m_margins.m_bottom; } + + // Position + + wxTextAttrDimensions& GetPosition() { return m_position; } + const wxTextAttrDimensions& GetPosition() const { return m_position; } + + wxTextAttrDimension& GetLeft() { return m_position.m_left; } + const wxTextAttrDimension& GetLeft() const { return m_position.m_left; } + + wxTextAttrDimension& GetRight() { return m_position.m_right; } + const wxTextAttrDimension& GetRight() const { return m_position.m_right; } + + wxTextAttrDimension& GetTop() { return m_position.m_top; } + const wxTextAttrDimension& GetTop() const { return m_position.m_top; } + + wxTextAttrDimension& GetBottom() { return m_position.m_bottom; } + const wxTextAttrDimension& GetBottom() const { return m_position.m_bottom; } + + // Padding + + wxTextAttrDimensions& GetPadding() { return m_padding; } + const wxTextAttrDimensions& GetPadding() const { return m_padding; } + + wxTextAttrDimension& GetLeftPadding() { return m_padding.m_left; } + const wxTextAttrDimension& GetLeftPadding() const { return m_padding.m_left; } + + wxTextAttrDimension& GetRightPadding() { return m_padding.m_right; } + const wxTextAttrDimension& GetRightPadding() const { return m_padding.m_right; } + + wxTextAttrDimension& GetTopPadding() { return m_padding.m_top; } + const wxTextAttrDimension& GetTopPadding() const { return m_padding.m_top; } + + wxTextAttrDimension& GetBottomPadding() { return m_padding.m_bottom; } + const wxTextAttrDimension& GetBottomPadding() const { return m_padding.m_bottom; } + + // Border + + wxTextAttrBorders& GetBorder() { return m_border; } + const wxTextAttrBorders& GetBorder() const { return m_border; } + + wxTextAttrBorder& GetLeftBorder() { return m_border.m_left; } + const wxTextAttrBorder& GetLeftBorder() const { return m_border.m_left; } + + wxTextAttrBorder& GetTopBorder() { return m_border.m_top; } + const wxTextAttrBorder& GetTopBorder() const { return m_border.m_top; } + + wxTextAttrBorder& GetRightBorder() { return m_border.m_right; } + const wxTextAttrBorder& GetRightBorder() const { return m_border.m_right; } + + wxTextAttrBorder& GetBottomBorder() { return m_border.m_bottom; } + const wxTextAttrBorder& GetBottomBorder() const { return m_border.m_bottom; } + + // Outline + + wxTextAttrBorders& GetOutline() { return m_outline; } + const wxTextAttrBorders& GetOutline() const { return m_outline; } + + wxTextAttrBorder& GetLeftOutline() { return m_outline.m_left; } + const wxTextAttrBorder& GetLeftOutline() const { return m_outline.m_left; } + + wxTextAttrBorder& GetTopOutline() { return m_outline.m_top; } + const wxTextAttrBorder& GetTopOutline() const { return m_outline.m_top; } + + wxTextAttrBorder& GetRightOutline() { return m_outline.m_right; } + const wxTextAttrBorder& GetRightOutline() const { return m_outline.m_right; } + + wxTextAttrBorder& GetBottomOutline() { return m_outline.m_bottom; } + const wxTextAttrBorder& GetBottomOutline() const { return m_outline.m_bottom; } + + + // Width and height + + wxTextAttrDimension& GetWidth() { return m_width; } + const wxTextAttrDimension& GetWidth() const { return m_width; } + + wxTextAttrDimension& GetHeight() { return m_height; } + const wxTextAttrDimension& GetHeight() const { return m_height; } + +public: + + int m_flags; + + wxTextAttrDimensions m_margins; + wxTextAttrDimensions m_padding; + wxTextAttrDimensions m_position; + + wxTextAttrDimension m_width; + wxTextAttrDimension m_height; + + wxTextAttrBorders m_border; + wxTextAttrBorders m_outline; + + short int m_floatMode; + short int m_clearMode; + short int m_collapseMode; +}; + +// ---------------------------------------------------------------------------- +// wxRichTextAttr: an enhanced attribute +// ---------------------------------------------------------------------------- + +class WXDLLIMPEXP_RICHTEXT wxRichTextAttr: public wxTextAttr +{ +public: + wxRichTextAttr(const wxTextAttr& attr) { wxTextAttr::Copy(attr); } + wxRichTextAttr(const wxRichTextAttr& attr) { Copy(attr); } + wxRichTextAttr() {} + + // Copy + void Copy(const wxRichTextAttr& attr); + + // Assignment + void operator=(const wxRichTextAttr& attr) { Copy(attr); } + void operator=(const wxTextAttr& attr) { wxTextAttr::Copy(attr); } + + // Equality test + bool operator==(const wxRichTextAttr& attr) const; + + // Partial equality test taking comparison object into account + bool EqPartial(const wxRichTextAttr& attr) const; + + // Merges the given attributes. If compareWith + // is non-NULL, then it will be used to mask out those attributes that are the same in style + // and compareWith, for situations where we don't want to explicitly set inherited attributes. + bool Apply(const wxRichTextAttr& style, const wxRichTextAttr* compareWith = NULL); + + // Collects the attributes that are common to a range of content, building up a note of + // which attributes are absent in some objects and which clash in some objects. + void CollectCommonAttributes(const wxRichTextAttr& attr, wxRichTextAttr& clashingAttr, wxRichTextAttr& absentAttr); + + // Remove specified attributes from this object + bool RemoveStyle(const wxRichTextAttr& attr); + + wxTextBoxAttr& GetTextBoxAttr() { return m_textBoxAttr; } + const wxTextBoxAttr& GetTextBoxAttr() const { return m_textBoxAttr; } + void SetTextBoxAttr(const wxTextBoxAttr& attr) { m_textBoxAttr = attr; } + + wxTextBoxAttr m_textBoxAttr; +}; + +WX_DECLARE_USER_EXPORTED_OBJARRAY(wxVariant, wxRichTextVariantArray, WXDLLIMPEXP_RICHTEXT); + +// ---------------------------------------------------------------------------- +// wxRichTextProperties - A simple property class using wxVariants +// ---------------------------------------------------------------------------- + +class WXDLLIMPEXP_RICHTEXT wxRichTextProperties: public wxObject +{ +DECLARE_DYNAMIC_CLASS(wxRichTextProperties) +public: + wxRichTextProperties() {} + wxRichTextProperties(const wxRichTextProperties& props) { Copy(props); } + + void operator=(const wxRichTextProperties& props) { Copy(props); } + bool operator==(const wxRichTextProperties& props) const; + void Copy(const wxRichTextProperties& props) { m_properties = props.m_properties; } + const wxVariant& operator[](size_t idx) const { return m_properties[idx]; } + wxVariant& operator[](size_t idx) { return m_properties[idx]; } + void Clear() { m_properties.Clear(); } + + const wxRichTextVariantArray& GetProperties() const { return m_properties; } + wxRichTextVariantArray& GetProperties() { return m_properties; } + void SetProperties(const wxRichTextVariantArray& props) { m_properties = props; } + + wxArrayString GetPropertyNames() const; + + size_t GetCount() const { return m_properties.GetCount(); } + + int HasProperty(const wxString& name) const { return Find(name) != -1; } + + int Find(const wxString& name) const; + const wxVariant& GetProperty(const wxString& name) const; + wxVariant* FindOrCreateProperty(const wxString& name); + + wxString GetPropertyString(const wxString& name) const; + long GetPropertyLong(const wxString& name) const; + bool GetPropertyBool(const wxString& name) const; + double GetPropertyDouble(const wxString& name) const; + + void SetProperty(const wxVariant& variant); + void SetProperty(const wxString& name, const wxVariant& variant); + void SetProperty(const wxString& name, const wxString& value); + void SetProperty(const wxString& name, long value); + void SetProperty(const wxString& name, double value); + void SetProperty(const wxString& name, bool value); + +protected: + wxRichTextVariantArray m_properties; +}; + + +/*! + * wxRichTextFontTable + * Manages quick access to a pool of fonts for rendering rich text + */ + +class WXDLLIMPEXP_RICHTEXT wxRichTextFontTable: public wxObject +{ +public: + wxRichTextFontTable(); + + wxRichTextFontTable(const wxRichTextFontTable& table); + virtual ~wxRichTextFontTable(); + + bool IsOk() const { return m_refData != NULL; } + + wxFont FindFont(const wxRichTextAttr& fontSpec); + void Clear(); + + void operator= (const wxRichTextFontTable& table); + bool operator == (const wxRichTextFontTable& table) const; + bool operator != (const wxRichTextFontTable& table) const { return !(*this == table); } + +protected: + + DECLARE_DYNAMIC_CLASS(wxRichTextFontTable) +}; /*! * wxRichTextRange class declaration * This stores beginning and end positions for a range of data. + * TODO: consider renaming wxTextRange and using for all text controls. */ class WXDLLIMPEXP_RICHTEXT wxRichTextRange @@ -214,6 +878,7 @@ public: void operator =(const wxRichTextRange& range) { m_start = range.m_start; m_end = range.m_end; } bool operator ==(const wxRichTextRange& range) const { return (m_start == range.m_start && m_end == range.m_end); } + bool operator !=(const wxRichTextRange& range) const { return (m_start != range.m_start || m_end != range.m_end); } wxRichTextRange operator -(const wxRichTextRange& range) const { return wxRichTextRange(m_start - range.m_start, m_end - range.m_end); } wxRichTextRange operator +(const wxRichTextRange& range) const { return wxRichTextRange(m_start + range.m_start, m_end + range.m_end); } @@ -246,6 +911,12 @@ public: /// Swaps the start and end void Swap() { long tmp = m_start; m_start = m_end; m_end = tmp; } + /// Convert to internal form: (n, n) is the range of a single character. + wxRichTextRange ToInternal() const { return wxRichTextRange(m_start, m_end-1); } + + /// Convert from internal to public API form: (n, n+1) is the range of a single character. + wxRichTextRange FromInternal() const { return wxRichTextRange(m_start, m_end+1); } + protected: long m_start; long m_end; @@ -254,273 +925,6 @@ protected: #define wxRICHTEXT_ALL wxRichTextRange(-2, -2) #define wxRICHTEXT_NONE wxRichTextRange(-1, -1) -/*! - * wxTextAttrEx is an extended version of wxTextAttr with more paragraph attributes. - */ - -class WXDLLIMPEXP_RICHTEXT wxTextAttrEx: public wxTextAttr -{ -public: - // ctors - wxTextAttrEx(const wxTextAttrEx& attr); - wxTextAttrEx(const wxTextAttr& attr) { Init(); (*this) = attr; } - wxTextAttrEx() { Init(); } - - // Initialise this object. - void Init(); - - // Assignment from a wxTextAttrEx object - void operator= (const wxTextAttrEx& attr); - - // Assignment from a wxTextAttr object. - void operator= (const wxTextAttr& attr); - - // setters - void SetCharacterStyleName(const wxString& name) { m_characterStyleName = name; } - void SetParagraphStyleName(const wxString& name) { m_paragraphStyleName = name; } - void SetParagraphSpacingAfter(int spacing) { m_paragraphSpacingAfter = spacing; } - void SetParagraphSpacingBefore(int spacing) { m_paragraphSpacingBefore = spacing; } - void SetLineSpacing(int spacing) { m_lineSpacing = spacing; } - void SetBulletStyle(int style) { m_bulletStyle = style; } - void SetBulletNumber(int n) { m_bulletNumber = n; } - void SetBulletSymbol(wxChar symbol) { m_bulletSymbol = symbol; } - - const wxString& GetCharacterStyleName() const { return m_characterStyleName; } - const wxString& GetParagraphStyleName() const { return m_paragraphStyleName; } - int GetParagraphSpacingAfter() const { return m_paragraphSpacingAfter; } - int GetParagraphSpacingBefore() const { return m_paragraphSpacingBefore; } - int GetLineSpacing() const { return m_lineSpacing; } - int GetBulletStyle() const { return m_bulletStyle; } - int GetBulletNumber() const { return m_bulletNumber; } - wxChar GetBulletSymbol() const { return m_bulletSymbol; } - - bool HasWeight() const { return (GetFlags() & wxTEXT_ATTR_FONT_WEIGHT) != 0; } - bool HasSize() const { return (GetFlags() & wxTEXT_ATTR_FONT_SIZE) != 0; } - bool HasItalic() const { return (GetFlags() & wxTEXT_ATTR_FONT_ITALIC) != 0; } - bool HasUnderlined() const { return (GetFlags() & wxTEXT_ATTR_FONT_UNDERLINE) != 0; } - bool HasFaceName() const { return (GetFlags() & wxTEXT_ATTR_FONT_FACE) != 0; } - - bool HasParagraphSpacingAfter() const { return HasFlag(wxTEXT_ATTR_PARA_SPACING_AFTER); } - bool HasParagraphSpacingBefore() const { return HasFlag(wxTEXT_ATTR_PARA_SPACING_BEFORE); } - bool HasLineSpacing() const { return HasFlag(wxTEXT_ATTR_LINE_SPACING); } - bool HasCharacterStyleName() const { return HasFlag(wxTEXT_ATTR_CHARACTER_STYLE_NAME); } - bool HasParagraphStyleName() const { return HasFlag(wxTEXT_ATTR_PARAGRAPH_STYLE_NAME); } - bool HasBulletStyle() const { return HasFlag(wxTEXT_ATTR_BULLET_STYLE); } - bool HasBulletNumber() const { return HasFlag(wxTEXT_ATTR_BULLET_NUMBER); } - bool HasBulletSymbol() const { return HasFlag(wxTEXT_ATTR_BULLET_SYMBOL); } - - // Is this a character style? - bool IsCharacterStyle() const { return (0 != (GetFlags() & (wxTEXT_ATTR_FONT | wxTEXT_ATTR_BACKGROUND_COLOUR | wxTEXT_ATTR_TEXT_COLOUR))); } - bool IsParagraphStyle() const { return (0 != (GetFlags() & (wxTEXT_ATTR_ALIGNMENT|wxTEXT_ATTR_LEFT_INDENT|wxTEXT_ATTR_RIGHT_INDENT|wxTEXT_ATTR_TABS| - wxTEXT_ATTR_PARA_SPACING_BEFORE|wxTEXT_ATTR_PARA_SPACING_AFTER|wxTEXT_ATTR_LINE_SPACING| - wxTEXT_ATTR_BULLET_STYLE|wxTEXT_ATTR_BULLET_NUMBER))); } - - // returns false if we have any attributes set, true otherwise - bool IsDefault() const - { - return !HasTextColour() && !HasBackgroundColour() && !HasFont() && !HasAlignment() && - !HasTabs() && !HasLeftIndent() && !HasRightIndent() && - !HasParagraphSpacingAfter() && !HasParagraphSpacingBefore() && !HasLineSpacing() && - !HasCharacterStyleName() && !HasParagraphStyleName() && !HasBulletNumber() && !HasBulletStyle() && !HasBulletSymbol(); - } - - // return the attribute having the valid font and colours: it uses the - // attributes set in attr and falls back first to attrDefault and then to - // the text control font/colours for those attributes which are not set - static wxTextAttrEx CombineEx(const wxTextAttrEx& attr, - const wxTextAttrEx& attrDef, - const wxTextCtrlBase *text); - -private: - // Paragraph styles - int m_paragraphSpacingAfter; - int m_paragraphSpacingBefore; - int m_lineSpacing; - int m_bulletStyle; - int m_bulletNumber; - wxChar m_bulletSymbol; - - // Character style - wxString m_characterStyleName; - - // Paragraph style - wxString m_paragraphStyleName; -}; - -/*! - * wxRichTextAttr stores attributes without a wxFont object, so is a much more - * efficient way to query styles. - */ - -class WXDLLIMPEXP_RICHTEXT wxRichTextAttr -{ -public: - // ctors - wxRichTextAttr(const wxTextAttrEx& attr); - wxRichTextAttr() { Init(); } - wxRichTextAttr(const wxColour& colText, - const wxColour& colBack = wxNullColour, - wxTextAttrAlignment alignment = wxTEXT_ALIGNMENT_DEFAULT); - - // Initialise this object. - void Init(); - - // Assignment from a wxRichTextAttr object. - void operator= (const wxRichTextAttr& attr); - - // Assignment from a wxTextAttrEx object. - void operator= (const wxTextAttrEx& attr); - - // Making a wxTextAttrEx object. - operator wxTextAttrEx () const ; - - // Copy to a wxTextAttr - void CopyTo(wxTextAttrEx& attr) const; - - // Create font from font attributes. - wxFont CreateFont() const; - - // Get attributes from font. - bool GetFontAttributes(const wxFont& font); - - // setters - void SetTextColour(const wxColour& colText) { m_colText = colText; m_flags |= wxTEXT_ATTR_TEXT_COLOUR; } - void SetBackgroundColour(const wxColour& colBack) { m_colBack = colBack; m_flags |= wxTEXT_ATTR_BACKGROUND_COLOUR; } - void SetAlignment(wxTextAttrAlignment alignment) { m_textAlignment = alignment; m_flags |= wxTEXT_ATTR_ALIGNMENT; } - void SetTabs(const wxArrayInt& tabs) { m_tabs = tabs; m_flags |= wxTEXT_ATTR_TABS; } - void SetLeftIndent(int indent, int subIndent = 0) { m_leftIndent = indent; m_leftSubIndent = subIndent; m_flags |= wxTEXT_ATTR_LEFT_INDENT; } - void SetRightIndent(int indent) { m_rightIndent = indent; m_flags |= wxTEXT_ATTR_RIGHT_INDENT; } - - void SetFontSize(int pointSize) { m_fontSize = pointSize; m_flags |= wxTEXT_ATTR_FONT_SIZE; } - void SetFontStyle(int fontStyle) { m_fontStyle = fontStyle; m_flags |= wxTEXT_ATTR_FONT_ITALIC; } - void SetFontWeight(int fontWeight) { m_fontWeight = fontWeight; m_flags |= wxTEXT_ATTR_FONT_WEIGHT; } - void SetFontFaceName(const wxString& faceName) { m_fontFaceName = faceName; m_flags |= wxTEXT_ATTR_FONT_FACE; } - void SetFontUnderlined(bool underlined) { m_fontUnderlined = underlined; m_flags |= wxTEXT_ATTR_FONT_UNDERLINE; } - - void SetFlags(long flags) { m_flags = flags; } - - void SetCharacterStyleName(const wxString& name) { m_characterStyleName = name; } - void SetParagraphStyleName(const wxString& name) { m_paragraphStyleName = name; } - void SetParagraphSpacingAfter(int spacing) { m_paragraphSpacingAfter = spacing; } - void SetParagraphSpacingBefore(int spacing) { m_paragraphSpacingBefore = spacing; } - void SetLineSpacing(int spacing) { m_lineSpacing = spacing; } - void SetBulletStyle(int style) { m_bulletStyle = style; } - void SetBulletNumber(int n) { m_bulletNumber = n; } - void SetBulletSymbol(wxChar symbol) { m_bulletSymbol = symbol; } - - const wxColour& GetTextColour() const { return m_colText; } - const wxColour& GetBackgroundColour() const { return m_colBack; } - wxTextAttrAlignment GetAlignment() const { return m_textAlignment; } - const wxArrayInt& GetTabs() const { return m_tabs; } - long GetLeftIndent() const { return m_leftIndent; } - long GetLeftSubIndent() const { return m_leftSubIndent; } - long GetRightIndent() const { return m_rightIndent; } - long GetFlags() const { return m_flags; } - - int GetFontSize() const { return m_fontSize; } - int GetFontStyle() const { return m_fontStyle; } - int GetFontWeight() const { return m_fontWeight; } - bool GetFontUnderlined() const { return m_fontUnderlined; } - const wxString& GetFontFaceName() const { return m_fontFaceName; } - - const wxString& GetCharacterStyleName() const { return m_characterStyleName; } - const wxString& GetParagraphStyleName() const { return m_paragraphStyleName; } - int GetParagraphSpacingAfter() const { return m_paragraphSpacingAfter; } - int GetParagraphSpacingBefore() const { return m_paragraphSpacingBefore; } - int GetLineSpacing() const { return m_lineSpacing; } - int GetBulletStyle() const { return m_bulletStyle; } - int GetBulletNumber() const { return m_bulletNumber; } - wxChar GetBulletSymbol() const { return m_bulletSymbol; } - - // accessors - bool HasTextColour() const { return m_colText.Ok() && HasFlag(wxTEXT_ATTR_TEXT_COLOUR) ; } - bool HasBackgroundColour() const { return m_colBack.Ok() && HasFlag(wxTEXT_ATTR_BACKGROUND_COLOUR) ; } - bool HasAlignment() const { return (m_textAlignment != wxTEXT_ALIGNMENT_DEFAULT) || ((m_flags & wxTEXT_ATTR_ALIGNMENT) != 0) ; } - bool HasTabs() const { return (m_flags & wxTEXT_ATTR_TABS) != 0 ; } - bool HasLeftIndent() const { return (m_flags & wxTEXT_ATTR_LEFT_INDENT) != 0 ; } - bool HasRightIndent() const { return (m_flags & wxTEXT_ATTR_RIGHT_INDENT) != 0 ; } - bool HasWeight() const { return (m_flags & wxTEXT_ATTR_FONT_WEIGHT) != 0; } - bool HasSize() const { return (m_flags & wxTEXT_ATTR_FONT_SIZE) != 0; } - bool HasItalic() const { return (m_flags & wxTEXT_ATTR_FONT_ITALIC) != 0; } - bool HasUnderlined() const { return (m_flags & wxTEXT_ATTR_FONT_UNDERLINE) != 0; } - bool HasFaceName() const { return (m_flags & wxTEXT_ATTR_FONT_FACE) != 0; } - bool HasFont() const { return (m_flags & (wxTEXT_ATTR_FONT)) != 0; } - - bool HasParagraphSpacingAfter() const { return (m_flags & wxTEXT_ATTR_PARA_SPACING_AFTER) != 0; } - bool HasParagraphSpacingBefore() const { return (m_flags & wxTEXT_ATTR_PARA_SPACING_BEFORE) != 0; } - bool HasLineSpacing() const { return (m_flags & wxTEXT_ATTR_LINE_SPACING) != 0; } - bool HasCharacterStyleName() const { return (m_flags & wxTEXT_ATTR_CHARACTER_STYLE_NAME) != 0; } - bool HasParagraphStyleName() const { return (m_flags & wxTEXT_ATTR_PARAGRAPH_STYLE_NAME) != 0; } - bool HasBulletStyle() const { return (m_flags & wxTEXT_ATTR_BULLET_STYLE) != 0; } - bool HasBulletNumber() const { return (m_flags & wxTEXT_ATTR_BULLET_NUMBER) != 0; } - bool HasBulletSymbol() const { return (m_flags & wxTEXT_ATTR_BULLET_SYMBOL) != 0; } - - bool HasFlag(long flag) const { return (m_flags & flag) != 0; } - - // Is this a character style? - bool IsCharacterStyle() const { return (0 != (GetFlags() & (wxTEXT_ATTR_FONT | wxTEXT_ATTR_BACKGROUND_COLOUR | wxTEXT_ATTR_TEXT_COLOUR))); } - bool IsParagraphStyle() const { return (0 != (GetFlags() & (wxTEXT_ATTR_ALIGNMENT|wxTEXT_ATTR_LEFT_INDENT|wxTEXT_ATTR_RIGHT_INDENT|wxTEXT_ATTR_TABS| - wxTEXT_ATTR_PARA_SPACING_BEFORE|wxTEXT_ATTR_PARA_SPACING_AFTER|wxTEXT_ATTR_LINE_SPACING| - wxTEXT_ATTR_BULLET_STYLE|wxTEXT_ATTR_BULLET_NUMBER))); } - - // returns false if we have any attributes set, true otherwise - bool IsDefault() const - { - return !HasTextColour() && !HasBackgroundColour() && !HasFont() && !HasAlignment() && - !HasTabs() && !HasLeftIndent() && !HasRightIndent() && - !HasParagraphSpacingAfter() && !HasParagraphSpacingBefore() && !HasLineSpacing() && - !HasCharacterStyleName() && !HasParagraphStyleName() && !HasBulletNumber() && !HasBulletStyle() && !HasBulletSymbol(); - } - - // return the attribute having the valid font and colours: it uses the - // attributes set in attr and falls back first to attrDefault and then to - // the text control font/colours for those attributes which are not set - static wxRichTextAttr Combine(const wxRichTextAttr& attr, - const wxRichTextAttr& attrDef, - const wxTextCtrlBase *text); -private: - long m_flags; - - // Paragraph styles - wxArrayInt m_tabs; // array of int: tab stops in 1/10 mm - int m_leftIndent; // left indent in 1/10 mm - int m_leftSubIndent; // left indent for all but the first - // line in a paragraph relative to the - // first line, in 1/10 mm - int m_rightIndent; // right indent in 1/10 mm - wxTextAttrAlignment m_textAlignment; - - int m_paragraphSpacingAfter; - int m_paragraphSpacingBefore; - int m_lineSpacing; - int m_bulletStyle; - int m_bulletNumber; - wxChar m_bulletSymbol; - - // Character styles - wxColour m_colText, - m_colBack; - int m_fontSize; - int m_fontStyle; - int m_fontWeight; - bool m_fontUnderlined; - wxString m_fontFaceName; - - // Character style - wxString m_characterStyleName; - - // Paragraph style - wxString m_paragraphStyleName; -}; - -#define wxTEXT_ATTR_CHARACTER (wxTEXT_ATTR_FONT | wxTEXT_ATTR_BACKGROUND_COLOUR | wxTEXT_ATTR_TEXT_COLOUR) - -#define wxTEXT_ATTR_PARAGRAPH (wxTEXT_ATTR_ALIGNMENT|wxTEXT_ATTR_LEFT_INDENT|wxTEXT_ATTR_RIGHT_INDENT|wxTEXT_ATTR_TABS|\ - wxTEXT_ATTR_PARA_SPACING_BEFORE|wxTEXT_ATTR_PARA_SPACING_AFTER|wxTEXT_ATTR_LINE_SPACING|\ - wxTEXT_ATTR_BULLET_STYLE|wxTEXT_ATTR_BULLET_NUMBER|wxTEXT_ATTR_BULLET_SYMBOL) - -#define wxTEXT_ATTR_ALL (wxTEXT_ATTR_CHARACTER|wxTEXT_ATTR_PARAGRAPH) - /*! * wxRichTextObject class declaration * This is the base for drawable objects. @@ -559,7 +963,7 @@ public: /// Get the object size for the given range. Returns false if the range /// is invalid for this object. - virtual bool GetRangeSize(const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, int flags, wxPoint position = wxPoint(0,0)) const = 0; + virtual bool GetRangeSize(const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, int flags, wxPoint position = wxPoint(0,0), wxArrayInt* partialExtents = NULL) const = 0; /// Do a split, returning an object containing the second part, and setting /// the first part in 'this'. @@ -574,6 +978,18 @@ public: /// Returns true if the object is empty virtual bool IsEmpty() const { return false; } + /// Whether this object floatable + virtual bool IsFloatable() const { return false; } + + /// Whether this object is currently floating + virtual bool IsFloating() const { return GetAttributes().GetTextBoxAttr().IsFloating(); } + + /// Whether this object is a place holding one + // virtual bool IsPlaceHolding() const { return false; } + + /// The floating direction + virtual int GetFloatDirection() const { return GetAttributes().GetTextBoxAttr().GetFloatMode(); } + /// Get any text in this object for the given range virtual wxString GetTextForRange(const wxRichTextRange& WXUNUSED(range)) const { return wxEmptyString; } @@ -587,6 +1003,33 @@ public: /// Dump to output stream for debugging virtual void Dump(wxTextOutputStream& stream); + /// Can we edit properties via a GUI? + virtual bool CanEditProperties() const { return false; } + + /// Edit properties via a GUI + virtual bool EditProperties(wxWindow* WXUNUSED(parent), wxRichTextBuffer* WXUNUSED(buffer)) { return false; } + +#if wxUSE_XML + /// Import this object from XML + virtual bool ImportFromXML(wxRichTextBuffer* buffer, wxXmlNode* node, wxRichTextXMLHandler* handler); +#endif + +#if wxRICHTEXT_HAVE_DIRECT_OUTPUT + /// Export this object directly to the given stream. + virtual bool ExportXML(wxOutputStream& stream, int indent, wxRichTextXMLHandler* handler); +#endif + +#if wxRICHTEXT_HAVE_XMLDOCUMENT_OUTPUT + /// Export this object to the given parent node, usually creating at least one child node. + virtual bool ExportXML(wxXmlNode* parent, wxRichTextXMLHandler* handler); +#endif + + /// Does this object take note of paragraph attributes? Text and image objects don't. + virtual bool UsesParagraphAttributes() const { return true; } + + /// What is the XML node name of this object? + virtual wxString GetXMLNodeName() const { return wxT("unknown"); } + // Accessors /// Get/set the cached object size as calculated by Layout. @@ -626,15 +1069,23 @@ public: virtual int GetTopMargin() const { return m_topMargin; } virtual int GetBottomMargin() const { return m_bottomMargin; } - /// Set attributes object - void SetAttributes(const wxTextAttrEx& attr) { m_attributes = attr; } - const wxTextAttrEx& GetAttributes() const { return m_attributes; } - wxTextAttrEx& GetAttributes() { return m_attributes; } + /// Set/get attributes object + void SetAttributes(const wxRichTextAttr& attr) { m_attributes = attr; } + const wxRichTextAttr& GetAttributes() const { return m_attributes; } + wxRichTextAttr& GetAttributes() { return m_attributes; } + + /// Set/get properties + wxRichTextProperties& GetProperties() { return m_properties; } + const wxRichTextProperties& GetProperties() const { return m_properties; } + void SetProperties(const wxRichTextProperties& props) { m_properties = props; } /// Set/get stored descent void SetDescent(int descent) { m_descent = descent; } int GetDescent() const { return m_descent; } + /// Gets the containing buffer + wxRichTextBuffer* GetBuffer() const; + // Operations /// Clone the object @@ -648,8 +1099,27 @@ public: void Reference() { m_refCount ++; } void Dereference(); - /// Convert units in tends of a millimetre to device units - int ConvertTenthsMMToPixels(wxDC& dc, int units); + /// Convert units in tenths of a millimetre to device units + int ConvertTenthsMMToPixels(wxDC& dc, int units) const; + static int ConvertTenthsMMToPixels(int ppi, int units, double scale = 1.0); + + /// Convert units in pixels to tenths of a millimetre + int ConvertPixelsToTenthsMM(wxDC& dc, int pixels) const; + static int ConvertPixelsToTenthsMM(int ppi, int pixels, double scale = 1.0); + + /// Draw the borders and background for the given rectangle and attributes. + /// Width and height are taken to be the content size, so excluding any + /// border, margin and padding. + static bool DrawBoxAttributes(wxDC& dc, const wxRichTextAttr& attr, const wxRect& boxRect); + + /// Draw a border + static bool DrawBorder(wxDC& dc, const wxTextAttrBorders& attr, const wxRect& rect); + + /// Get the various rectangles of the box model in pixels. You can either specify contentRect (inner) + /// or marginRect (outer), and the other must be the default rectangle (no width or height). + /// Note that the outline doesn't affect the position of the rectangle, it's drawn in whatever space + /// is available. + static bool GetBoxRects(wxDC& dc, const wxRichTextAttr& attr, wxRect& marginRect, wxRect& borderRect, wxRect& contentRect, wxRect& paddingRect, wxRect& outlineRect); protected: wxSize m_size; @@ -669,7 +1139,10 @@ protected: int m_bottomMargin; /// Attributes - wxTextAttrEx m_attributes; + wxRichTextAttr m_attributes; + + /// Properties + wxRichTextProperties m_properties; }; WX_DECLARE_LIST_WITH_DECL( wxRichTextObject, wxRichTextObjectList, class WXDLLIMPEXP_RICHTEXT ); @@ -736,6 +1209,9 @@ public: /// Copy void Copy(const wxRichTextCompositeObject& obj); + /// Assignment + void operator= (const wxRichTextCompositeObject& obj) { Copy(obj); } + /// Append a child, returning the position size_t AppendChild(wxRichTextObject* child) ; @@ -749,67 +1225,33 @@ public: bool DeleteChildren() ; /// Recursively merge all pieces that can be merged. - bool Defragment(); + bool Defragment(const wxRichTextRange& range = wxRICHTEXT_ALL); protected: wxRichTextObjectList m_children; }; -/*! - * wxRichTextBox class declaration - * This defines a 2D space to lay out objects - */ - -class WXDLLIMPEXP_RICHTEXT wxRichTextBox: public wxRichTextCompositeObject -{ - DECLARE_DYNAMIC_CLASS(wxRichTextBox) -public: -// Constructors - - wxRichTextBox(wxRichTextObject* parent = NULL); - wxRichTextBox(const wxRichTextBox& obj): wxRichTextCompositeObject() { Copy(obj); } - -// Overrideables - - /// Draw the item - virtual bool Draw(wxDC& dc, const wxRichTextRange& range, const wxRichTextRange& selectionRange, const wxRect& rect, int descent, int style); - - /// Lay the item out - virtual bool Layout(wxDC& dc, const wxRect& rect, int style); - - /// Get/set the object size for the given range. Returns false if the range - /// is invalid for this object. - virtual bool GetRangeSize(const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, int flags, wxPoint position = wxPoint(0,0)) const; - -// Accessors - -// Operations - - /// Clone - virtual wxRichTextObject* Clone() const { return new wxRichTextBox(*this); } - - /// Copy - void Copy(const wxRichTextBox& obj); - -protected: -}; - /*! * wxRichTextParagraphBox class declaration * This box knows how to lay out paragraphs. */ -class WXDLLIMPEXP_RICHTEXT wxRichTextParagraphLayoutBox: public wxRichTextBox +class WXDLLIMPEXP_RICHTEXT wxRichTextParagraphLayoutBox: public wxRichTextCompositeObject { DECLARE_DYNAMIC_CLASS(wxRichTextParagraphLayoutBox) public: // Constructors wxRichTextParagraphLayoutBox(wxRichTextObject* parent = NULL); - wxRichTextParagraphLayoutBox(const wxRichTextParagraphLayoutBox& obj):wxRichTextBox() { Init(); Copy(obj); } + wxRichTextParagraphLayoutBox(const wxRichTextParagraphLayoutBox& obj): wxRichTextCompositeObject() { Init(); Copy(obj); } + ~wxRichTextParagraphLayoutBox(); // Overrideables + /// Hit-testing: returns a flag indicating hit test details, plus + /// information about position + virtual int HitTest(wxDC& dc, const wxPoint& pt, long& textPosition); + /// Draw the item virtual bool Draw(wxDC& dc, const wxRichTextRange& range, const wxRichTextRange& selectionRange, const wxRect& rect, int descent, int style); @@ -818,7 +1260,7 @@ public: /// Get/set the object size for the given range. Returns false if the range /// is invalid for this object. - virtual bool GetRangeSize(const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, int flags, wxPoint position = wxPoint(0,0)) const; + virtual bool GetRangeSize(const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, int flags, wxPoint position = wxPoint(0,0), wxArrayInt* partialExtents = NULL) const; /// Delete range virtual bool DeleteRange(const wxRichTextRange& range); @@ -826,6 +1268,24 @@ public: /// Get any text in this object for the given range virtual wxString GetTextForRange(const wxRichTextRange& range) const; +#if wxUSE_XML + /// Import this object from XML + virtual bool ImportFromXML(wxRichTextBuffer* buffer, wxXmlNode* node, wxRichTextXMLHandler* handler); +#endif + +#if wxRICHTEXT_HAVE_DIRECT_OUTPUT + /// Export this object directly to the given stream. + virtual bool ExportXML(wxOutputStream& stream, int indent, wxRichTextXMLHandler* handler); +#endif + +#if wxRICHTEXT_HAVE_XMLDOCUMENT_OUTPUT + /// Export this object to the given parent node, usually creating at least one child node. + virtual bool ExportXML(wxXmlNode* parent, wxRichTextXMLHandler* handler); +#endif + + /// What is the XML node name of this object? + virtual wxString GetXMLNodeName() const { return wxT("paragraphlayout"); } + // Accessors /// Associate a control with the buffer, for operations that for example require refreshing the window. @@ -834,7 +1294,20 @@ public: /// Get the associated control. wxRichTextCtrl* GetRichTextCtrl() const { return m_ctrl; } + /// Get/set whether the last paragraph is partial or complete + void SetPartialParagraph(bool partialPara) { m_partialParagraph = partialPara; } + bool GetPartialParagraph() const { return m_partialParagraph; } + + /// If this is a buffer, returns the current style sheet. The base layout box + /// class doesn't have an associated style sheet. + virtual wxRichTextStyleSheet* GetStyleSheet() const { return NULL; } + // Operations + /// Draw the floats of this buffer + void DrawFloats(wxDC& dc, const wxRichTextRange& range, const wxRichTextRange& selectionRange, const wxRect& rect, int descent, int style); + + /// Move an anchored object to another paragraph + void MoveAnchoredObjectToParagraph(wxRichTextParagraph* from, wxRichTextParagraph* to, wxRichTextObject* obj); /// Initialize the object. void Init(); @@ -846,13 +1319,13 @@ public: virtual void Reset(); /// Convenience function to add a paragraph of text - virtual wxRichTextRange AddParagraph(const wxString& text); + virtual wxRichTextRange AddParagraph(const wxString& text, wxRichTextAttr* paraStyle = NULL); /// Convenience function to add an image - virtual wxRichTextRange AddImage(const wxImage& image); + virtual wxRichTextRange AddImage(const wxImage& image, wxRichTextAttr* paraStyle = NULL); /// Adds multiple paragraphs, based on newlines. - virtual wxRichTextRange AddParagraphs(const wxString& text); + virtual wxRichTextRange AddParagraphs(const wxString& text, wxRichTextAttr* paraStyle = NULL); /// Get the line at the given position. If caretPosition is true, the position is /// a caret position, which is normally a smaller number. @@ -891,7 +1364,7 @@ public: virtual int GetParagraphLength(long paragraphNumber) const; /// Get the number of paragraphs - virtual int GetParagraphCount() const { return GetChildCount(); } + virtual int GetParagraphCount() const { return static_cast(GetChildCount()); } /// Get the number of visible lines virtual int GetLineCount() const; @@ -906,25 +1379,63 @@ public: virtual bool PositionToXY(long pos, long* x, long* y) const; /// Set text attributes: character and/or paragraph styles. - virtual bool SetStyle(const wxRichTextRange& range, const wxRichTextAttr& style, bool withUndo = true); - virtual bool SetStyle(const wxRichTextRange& range, const wxTextAttrEx& style, bool withUndo = true); + virtual bool SetStyle(const wxRichTextRange& range, const wxRichTextAttr& style, int flags = wxRICHTEXT_SETSTYLE_WITH_UNDO); + + /// Set image attribute + void SetImageStyle(wxRichTextImage *image, const wxRichTextAttr& textAttr, int flags = wxRICHTEXT_SETSTYLE_WITH_UNDO); + + /// Get the conbined text attributes for this position. + virtual bool GetStyle(long position, wxRichTextAttr& style); - /// Get the text attributes for this position. - virtual bool GetStyle(long position, wxTextAttrEx& style) const; - virtual bool GetStyle(long position, wxRichTextAttr& style) const; + /// Get the content (uncombined) attributes for this position. + virtual bool GetUncombinedStyle(long position, wxRichTextAttr& style); + + /// Implementation helper for GetStyle. If combineStyles is true, combine base, paragraph and + /// context attributes. + virtual bool DoGetStyle(long position, wxRichTextAttr& style, bool combineStyles = true); + + /// Get the combined style for a range - if any attribute is different within the range, + /// that attribute is not present within the flags + virtual bool GetStyleForRange(const wxRichTextRange& range, wxRichTextAttr& style); + + /// Combines 'style' with 'currentStyle' for the purpose of summarising the attributes of a range of + /// content. + bool CollectStyle(wxRichTextAttr& currentStyle, const wxRichTextAttr& style, wxRichTextAttr& clashingAttr, wxRichTextAttr& absentAttr); + + /// Set list style + virtual bool SetListStyle(const wxRichTextRange& range, wxRichTextListStyleDefinition* def, int flags = wxRICHTEXT_SETSTYLE_WITH_UNDO, int startFrom = 1, int specifiedLevel = -1); + virtual bool SetListStyle(const wxRichTextRange& range, const wxString& defName, int flags = wxRICHTEXT_SETSTYLE_WITH_UNDO, int startFrom = 1, int specifiedLevel = -1); + + /// Clear list for given range + virtual bool ClearListStyle(const wxRichTextRange& range, int flags = wxRICHTEXT_SETSTYLE_WITH_UNDO); + + /// Number/renumber any list elements in the given range. + /// def/defName can be NULL/empty to indicate that the existing list style should be used. + virtual bool NumberList(const wxRichTextRange& range, wxRichTextListStyleDefinition* def = NULL, int flags = wxRICHTEXT_SETSTYLE_WITH_UNDO, int startFrom = 1, int specifiedLevel = -1); + virtual bool NumberList(const wxRichTextRange& range, const wxString& defName, int flags = wxRICHTEXT_SETSTYLE_WITH_UNDO, int startFrom = 1, int specifiedLevel = -1); + + /// Promote the list items within the given range. promoteBy can be a positive or negative number, e.g. 1 or -1 + /// def/defName can be NULL/empty to indicate that the existing list style should be used. + virtual bool PromoteList(int promoteBy, const wxRichTextRange& range, wxRichTextListStyleDefinition* def = NULL, int flags = wxRICHTEXT_SETSTYLE_WITH_UNDO, int specifiedLevel = -1); + virtual bool PromoteList(int promoteBy, const wxRichTextRange& range, const wxString& defName, int flags = wxRICHTEXT_SETSTYLE_WITH_UNDO, int specifiedLevel = -1); + + /// Helper for NumberList and PromoteList, that does renumbering and promotion simultaneously + /// def/defName can be NULL/empty to indicate that the existing list style should be used. + virtual bool DoNumberList(const wxRichTextRange& range, const wxRichTextRange& promotionRange, int promoteBy, wxRichTextListStyleDefinition* def, int flags = wxRICHTEXT_SETSTYLE_WITH_UNDO, int startFrom = 1, int specifiedLevel = -1); + + /// Fills in the attributes for numbering a paragraph after previousParagraph. + virtual bool FindNextParagraphNumber(wxRichTextParagraph* previousParagraph, wxRichTextAttr& attr) const; /// Test if this whole range has character attributes of the specified kind. If any /// of the attributes are different within the range, the test fails. You /// can use this to implement, for example, bold button updating. style must have /// flags indicating which attributes are of interest. - virtual bool HasCharacterAttributes(const wxRichTextRange& range, const wxTextAttrEx& style) const; virtual bool HasCharacterAttributes(const wxRichTextRange& range, const wxRichTextAttr& style) const; /// Test if this whole range has paragraph attributes of the specified kind. If any /// of the attributes are different within the range, the test fails. You /// can use this to implement, for example, centering button updating. style must have /// flags indicating which attributes are of interest. - virtual bool HasParagraphAttributes(const wxRichTextRange& range, const wxTextAttrEx& style) const; virtual bool HasParagraphAttributes(const wxRichTextRange& range, const wxRichTextAttr& style) const; /// Clone @@ -933,14 +1444,20 @@ public: /// Insert fragment into this box at the given position. If partialParagraph is true, /// it is assumed that the last (or only) paragraph is just a piece of data with no paragraph /// marker. - virtual bool InsertFragment(long position, wxRichTextFragment& fragment); + virtual bool InsertFragment(long position, wxRichTextParagraphLayoutBox& fragment); /// Make a copy of the fragment corresponding to the given range, putting it in 'fragment'. - virtual bool CopyFragment(const wxRichTextRange& range, wxRichTextFragment& fragment); + virtual bool CopyFragment(const wxRichTextRange& range, wxRichTextParagraphLayoutBox& fragment); + + /// Apply the style sheet to the buffer, for example if the styles have changed. + virtual bool ApplyStyleSheet(wxRichTextStyleSheet* styleSheet); /// Copy void Copy(const wxRichTextParagraphLayoutBox& obj); + /// Assignment + void operator= (const wxRichTextParagraphLayoutBox& obj) { Copy(obj); } + /// Calculate ranges virtual void UpdateRanges() { long end; CalculateRange(0, end); } @@ -949,70 +1466,82 @@ public: /// Set default style for new content. Setting it to a default attribute /// makes new content take on the 'basic' style. - virtual bool SetDefaultStyle(const wxTextAttrEx& style); + virtual bool SetDefaultStyle(const wxRichTextAttr& style); /// Get default style - virtual const wxTextAttrEx& GetDefaultStyle() const { return m_defaultAttributes; } + virtual const wxRichTextAttr& GetDefaultStyle() const { return m_defaultAttributes; } /// Set basic (overall) style - virtual void SetBasicStyle(const wxTextAttrEx& style) { m_attributes = style; } - virtual void SetBasicStyle(const wxRichTextAttr& style) { style.CopyTo(m_attributes); } + virtual void SetBasicStyle(const wxRichTextAttr& style) { m_attributes = style; } /// Get basic (overall) style - virtual const wxTextAttrEx& GetBasicStyle() const { return m_attributes; } + virtual const wxRichTextAttr& GetBasicStyle() const { return m_attributes; } /// Invalidate the buffer. With no argument, invalidates whole buffer. void Invalidate(const wxRichTextRange& invalidRange = wxRICHTEXT_ALL); + /// Gather information about floating objects. If untilObj is non-NULL, + /// will stop getting information if the current object is this, since we + /// will collect the rest later. + virtual bool UpdateFloatingObjects(int width, wxRichTextObject* untilObj = NULL); + /// Get invalid range, rounding to entire paragraphs if argument is true. wxRichTextRange GetInvalidRange(bool wholeParagraphs = false) const; + /// Get the wxRichTextFloatCollector of this object + wxRichTextFloatCollector* GetFloatCollector() { return m_floatCollector; } + protected: wxRichTextCtrl* m_ctrl; - wxTextAttrEx m_defaultAttributes; + wxRichTextAttr m_defaultAttributes; /// The invalidated range that will need full layout - wxRichTextRange m_invalidRange; + wxRichTextRange m_invalidRange; + + // Is the last paragraph partial or complete? + bool m_partialParagraph; + + // The floating layout state + wxRichTextFloatCollector* m_floatCollector; }; /*! - * wxRichTextFragment class declaration - * This is a lind of paragraph layout box used for storing - * paragraphs for Undo/Redo, for example. + * wxRichTextBox class declaration + * TODO: a floating text box */ -class WXDLLIMPEXP_RICHTEXT wxRichTextFragment: public wxRichTextParagraphLayoutBox +class WXDLLIMPEXP_RICHTEXT wxRichTextBox: public wxRichTextCompositeObject { - DECLARE_DYNAMIC_CLASS(wxRichTextFragment) + DECLARE_DYNAMIC_CLASS(wxRichTextBox) public: // Constructors - wxRichTextFragment() { Init(); } - wxRichTextFragment(const wxRichTextFragment& obj):wxRichTextParagraphLayoutBox() { Init(); Copy(obj); } + wxRichTextBox(wxRichTextObject* parent = NULL); + wxRichTextBox(const wxRichTextBox& obj): wxRichTextCompositeObject() { Copy(obj); } -// Accessors +// Overrideables - /// Get/set whether the last paragraph is partial or complete - void SetPartialParagraph(bool partialPara) { m_partialParagraph = partialPara; } - bool GetPartialParagraph() const { return m_partialParagraph; } + /// Draw the item + virtual bool Draw(wxDC& dc, const wxRichTextRange& range, const wxRichTextRange& selectionRange, const wxRect& rect, int descent, int style); -// Overrideables + /// Lay the item out + virtual bool Layout(wxDC& dc, const wxRect& rect, int style); -// Operations + /// Get/set the object size for the given range. Returns false if the range + /// is invalid for this object. + virtual bool GetRangeSize(const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, int flags, wxPoint position = wxPoint(0,0), wxArrayInt* partialExtents = NULL) const; - /// Initialise - void Init(); +// Accessors - /// Copy - void Copy(const wxRichTextFragment& obj); +// Operations /// Clone - virtual wxRichTextObject* Clone() const { return new wxRichTextFragment(*this); } + virtual wxRichTextObject* Clone() const { return new wxRichTextBox(*this); } -protected: + /// Copy + void Copy(const wxRichTextBox& obj); - // Is the last paragraph partial or complete? - bool m_partialParagraph; +protected: }; /*! @@ -1067,6 +1596,11 @@ public: void SetDescent(int descent) { m_descent = descent; } int GetDescent() const { return m_descent; } +#if wxRICHTEXT_USE_OPTIMIZED_LINE_DRAWING + wxArrayInt& GetObjectSizes() { return m_objectSizes; } + const wxArrayInt& GetObjectSizes() const { return m_objectSizes; } +#endif + // Operations /// Initialisation @@ -1093,6 +1627,10 @@ protected: // The parent object wxRichTextParagraph* m_parent; + +#if wxRICHTEXT_USE_OPTIMIZED_LINE_DRAWING + wxArrayInt m_objectSizes; +#endif }; WX_DECLARE_LIST_WITH_DECL( wxRichTextLine, wxRichTextLineList , class WXDLLIMPEXP_RICHTEXT ); @@ -1108,10 +1646,10 @@ class WXDLLIMPEXP_RICHTEXT wxRichTextParagraph: public wxRichTextBox public: // Constructors - wxRichTextParagraph(wxRichTextObject* parent = NULL, wxTextAttrEx* style = NULL); - wxRichTextParagraph(const wxString& text, wxRichTextObject* parent = NULL, wxTextAttrEx* style = NULL); + wxRichTextParagraph(wxRichTextObject* parent = NULL, wxRichTextAttr* style = NULL); + wxRichTextParagraph(const wxString& text, wxRichTextObject* parent = NULL, wxRichTextAttr* paraStyle = NULL, wxRichTextAttr* charStyle = NULL); virtual ~wxRichTextParagraph(); - wxRichTextParagraph(const wxRichTextParagraph& obj):wxRichTextBox() { Copy(obj); } + wxRichTextParagraph(const wxRichTextParagraph& obj): wxRichTextBox() { Copy(obj); } // Overrideables @@ -1123,7 +1661,7 @@ public: /// Get/set the object size for the given range. Returns false if the range /// is invalid for this object. - virtual bool GetRangeSize(const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, int flags, wxPoint position = wxPoint(0,0)) const; + virtual bool GetRangeSize(const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, int flags, wxPoint position = wxPoint(0,0), wxArrayInt* partialExtents = NULL) const; /// Finds the absolute position and row height for the given character position virtual bool FindPosition(wxDC& dc, long index, wxPoint& pt, int* height, bool forceLineStart); @@ -1135,6 +1673,9 @@ public: /// Calculate range virtual void CalculateRange(long start, long& end); + /// What is the XML node name of this object? + virtual wxString GetXMLNodeName() const { return wxT("paragraph"); } + // Accessors /// Get the cached lines @@ -1154,7 +1695,7 @@ public: // Implementation /// Apply paragraph styles such as centering to the wrapped lines - virtual void ApplyParagraphStyle(const wxRect& rect); + virtual void ApplyParagraphStyle(const wxRichTextAttr& attr, const wxRect& rect, wxDC& dc); /// Insert text at the given position virtual bool InsertText(long pos, const wxString& text); @@ -1175,7 +1716,7 @@ public: /// Find a suitable wrap position. wrapPosition is the last position in the line to the left /// of the split. - bool FindWrapPosition(const wxRichTextRange& range, wxDC& dc, int availableSpace, long& wrapPosition); + bool FindWrapPosition(const wxRichTextRange& range, wxDC& dc, int availableSpace, long& wrapPosition, wxArrayInt* partialExtents); /// Find the object at the given position wxRichTextObject* FindObjectAtPosition(long position); @@ -1189,9 +1730,36 @@ public: /// Clear remaining unused line objects, if any bool ClearUnusedLines(int lineCount); + /// Get combined attributes of the base style, paragraph style and character style. We use this to dynamically + /// retrieve the actual style. + wxRichTextAttr GetCombinedAttributes(const wxRichTextAttr& contentStyle) const; + + /// Get combined attributes of the base style and paragraph style. + wxRichTextAttr GetCombinedAttributes() const; + + /// Get the first position from pos that has a line break character. + long GetFirstLineBreakPosition(long pos); + + /// Create default tabstop array + static void InitDefaultTabs(); + + /// Clear default tabstop array + static void ClearDefaultTabs(); + + /// Get default tabstop array + static const wxArrayInt& GetDefaultTabs() { return sm_defaultTabs; } + + /// Layout the floats object + void LayoutFloat(wxDC& dc, const wxRect& rect, int style, wxRichTextFloatCollector* floatCollector); + protected: /// The lines that make up the wrapped paragraph wxRichTextLineList m_cachedLines; + + /// Default tabstops + static wxArrayInt sm_defaultTabs; + +friend class wxRichTextFloatCollector; }; /*! @@ -1205,8 +1773,8 @@ class WXDLLIMPEXP_RICHTEXT wxRichTextPlainText: public wxRichTextObject public: // Constructors - wxRichTextPlainText(const wxString& text = wxEmptyString, wxRichTextObject* parent = NULL, wxTextAttrEx* style = NULL); - wxRichTextPlainText(const wxRichTextPlainText& obj):wxRichTextObject() { Copy(obj); } + wxRichTextPlainText(const wxString& text = wxEmptyString, wxRichTextObject* parent = NULL, wxRichTextAttr* style = NULL); + wxRichTextPlainText(const wxRichTextPlainText& obj): wxRichTextObject() { Copy(obj); } // Overrideables @@ -1218,7 +1786,7 @@ public: /// Get/set the object size for the given range. Returns false if the range /// is invalid for this object. - virtual bool GetRangeSize(const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, int flags, wxPoint position/* = wxPoint(0,0)*/) const; + virtual bool GetRangeSize(const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, int flags, wxPoint position = wxPoint(0,0), wxArrayInt* partialExtents = NULL) const; /// Get any text in this object for the given range virtual wxString GetTextForRange(const wxRichTextRange& range) const; @@ -1246,6 +1814,30 @@ public: /// Dump to output stream for debugging virtual void Dump(wxTextOutputStream& stream); + /// Get the first position from pos that has a line break character. + long GetFirstLineBreakPosition(long pos); + + /// Does this object take note of paragraph attributes? Text and image objects don't. + virtual bool UsesParagraphAttributes() const { return false; } + +#if wxUSE_XML + /// Import this object from XML + virtual bool ImportFromXML(wxRichTextBuffer* buffer, wxXmlNode* node, wxRichTextXMLHandler* handler); +#endif + +#if wxRICHTEXT_HAVE_DIRECT_OUTPUT + /// Export this object directly to the given stream. + virtual bool ExportXML(wxOutputStream& stream, int indent, wxRichTextXMLHandler* handler); +#endif + +#if wxRICHTEXT_HAVE_XMLDOCUMENT_OUTPUT + /// Export this object to the given parent node, usually creating at least one child node. + virtual bool ExportXML(wxXmlNode* parent, wxRichTextXMLHandler* handler); +#endif + + /// What is the XML node name of this object? + virtual wxString GetXMLNodeName() const { return wxT("text"); } + // Accessors /// Get the text @@ -1262,7 +1854,7 @@ public: /// Clone virtual wxRichTextObject* Clone() const { return new wxRichTextPlainText(*this); } private: - bool DrawTabbedString(wxDC& dc,const wxRect& rect,wxString& str, wxCoord& x, wxCoord& y, bool selected); + bool DrawTabbedString(wxDC& dc, const wxRichTextAttr& attr, const wxRect& rect, wxString& str, wxCoord& x, wxCoord& y, bool selected); protected: wxString m_text; @@ -1272,8 +1864,8 @@ protected: * wxRichTextImageBlock stores information about an image, in binary in-memory form */ -class WXDLLIMPEXP_BASE wxDataInputStream; -class WXDLLIMPEXP_BASE wxDataOutputStream; +class WXDLLIMPEXP_FWD_BASE wxDataInputStream; +class WXDLLIMPEXP_FWD_BASE wxDataOutputStream; class WXDLLIMPEXP_RICHTEXT wxRichTextImageBlock: public wxObject { @@ -1290,11 +1882,18 @@ public: // to conserve space. // If it's not a JPEG we can make use of 'image', already scaled, so we don't have to // load the image a 2nd time. - virtual bool MakeImageBlock(const wxString& filename, int imageType, wxImage& image, bool convertToJPEG = true); + virtual bool MakeImageBlock(const wxString& filename, wxBitmapType imageType, + wxImage& image, bool convertToJPEG = true); // Make an image block from the wxImage in the given // format. - virtual bool MakeImageBlock(wxImage& image, int imageType, int quality = 80); + virtual bool MakeImageBlock(wxImage& image, wxBitmapType imageType, int quality = 80); + + // Uses a const wxImage for efficiency, but can't set quality (only relevant for JPEG) + virtual bool MakeImageBlockDefaultQuality(const wxImage& image, wxBitmapType imageType); + + // Makes the image block + virtual bool DoMakeImageBlock(const wxImage& image, wxBitmapType imageType); // Write to a file bool Write(const wxString& filename); @@ -1303,7 +1902,7 @@ public: bool WriteHex(wxOutputStream& stream); // Read data in hex from a stream - bool ReadHex(wxInputStream& stream, int length, int imageType); + bool ReadHex(wxInputStream& stream, int length, wxBitmapType imageType); // Copy from 'block' void Copy(const wxRichTextImageBlock& block); @@ -1318,17 +1917,21 @@ public: unsigned char* GetData() const { return m_data; } size_t GetDataSize() const { return m_dataSize; } - int GetImageType() const { return m_imageType; } + wxBitmapType GetImageType() const { return m_imageType; } void SetData(unsigned char* image) { m_data = image; } void SetDataSize(size_t size) { m_dataSize = size; } - void SetImageType(int imageType) { m_imageType = imageType; } + void SetImageType(wxBitmapType imageType) { m_imageType = imageType; } - bool Ok() const { return GetData() != NULL; } + bool Ok() const { return IsOk(); } + bool IsOk() const { return GetData() != NULL; } + + // Gets the extension for the block's type + wxString GetExtension() const; /// Implementation - /// Allocate and read from stream as a block of memory + // Allocate and read from stream as a block of memory static unsigned char* ReadBlock(wxInputStream& stream, size_t size); static unsigned char* ReadBlock(const wxString& filename, size_t size); @@ -1343,10 +1946,9 @@ protected: // This is in the raw, original form such as a JPEG file. unsigned char* m_data; size_t m_dataSize; - int m_imageType; // wxWin type id + wxBitmapType m_imageType; }; - /*! * wxRichTextImage class declaration * This object represents an image. @@ -1358,10 +1960,10 @@ class WXDLLIMPEXP_RICHTEXT wxRichTextImage: public wxRichTextObject public: // Constructors - wxRichTextImage(wxRichTextObject* parent = NULL):wxRichTextObject(parent) { } - wxRichTextImage(const wxImage& image, wxRichTextObject* parent = NULL); - wxRichTextImage(const wxRichTextImageBlock& imageBlock, wxRichTextObject* parent = NULL); - wxRichTextImage(const wxRichTextImage& obj):wxRichTextObject() { Copy(obj); } + wxRichTextImage(wxRichTextObject* parent = NULL): wxRichTextObject(parent) { } + wxRichTextImage(const wxImage& image, wxRichTextObject* parent = NULL, wxRichTextAttr* charStyle = NULL); + wxRichTextImage(const wxRichTextImageBlock& imageBlock, wxRichTextObject* parent = NULL, wxRichTextAttr* charStyle = NULL); + wxRichTextImage(const wxRichTextImage& obj): wxRichTextObject(obj) { Copy(obj); } // Overrideables @@ -1373,18 +1975,51 @@ public: /// Get the object size for the given range. Returns false if the range /// is invalid for this object. - virtual bool GetRangeSize(const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, int flags, wxPoint position = wxPoint(0,0)) const; + virtual bool GetRangeSize(const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, int flags, wxPoint position = wxPoint(0,0), wxArrayInt* partialExtents = NULL) const; - /// Returns true if the object is empty - virtual bool IsEmpty() const { return !m_image.Ok(); } + /// Returns true if the object is empty. An image is never empty; if the image is broken, that's not the same thing as empty. + virtual bool IsEmpty() const { return false; /* !m_imageBlock.Ok(); */ } + + /// Can we edit properties via a GUI? + virtual bool CanEditProperties() const { return true; } + + /// Edit properties via a GUI + virtual bool EditProperties(wxWindow* parent, wxRichTextBuffer* buffer); + + /// Does this object take note of paragraph attributes? Text and image objects don't. + virtual bool UsesParagraphAttributes() const { return false; } + +#if wxUSE_XML + /// Import this object from XML + virtual bool ImportFromXML(wxRichTextBuffer* buffer, wxXmlNode* node, wxRichTextXMLHandler* handler); +#endif + +#if wxRICHTEXT_HAVE_DIRECT_OUTPUT + /// Export this object directly to the given stream. + virtual bool ExportXML(wxOutputStream& stream, int indent, wxRichTextXMLHandler* handler); +#endif + +#if wxRICHTEXT_HAVE_XMLDOCUMENT_OUTPUT + /// Export this object to the given parent node, usually creating at least one child node. + virtual bool ExportXML(wxXmlNode* parent, wxRichTextXMLHandler* handler); +#endif + + // Images can be floatable (optionally). + virtual bool IsFloatable() const { return true; } + + /// What is the XML node name of this object? + virtual wxString GetXMLNodeName() const { return wxT("image"); } // Accessors - /// Get the image - const wxImage& GetImage() const { return m_image; } + /// Get the image cache (scaled bitmap) + const wxBitmap& GetImageCache() const { return m_imageCache; } - /// Set the image - void SetImage(const wxImage& image) { m_image = image; } + /// Set the image cache + void SetImageCache(const wxBitmap& bitmap) { m_imageCache = bitmap; } + + /// Reset the image cache + void ResetImageCache() { m_imageCache = wxNullBitmap; } /// Get the image block containing the raw data wxRichTextImageBlock& GetImageBlock() { return m_imageBlock; } @@ -1397,17 +2032,12 @@ public: /// Clone virtual wxRichTextObject* Clone() const { return new wxRichTextImage(*this); } - /// Load wxImage from the block - virtual bool LoadFromBlock(); - - /// Make block from the wxImage - virtual bool MakeBlock(); + /// Create a cached image at the required size + virtual bool LoadImageCache(wxDC& dc, bool resetCache = false); protected: - // TODO: reduce the multiple representations of data - wxImage m_image; - wxBitmap m_bitmap; wxRichTextImageBlock m_imageBlock; + wxBitmap m_imageCache; }; @@ -1416,8 +2046,8 @@ protected: * This is a kind of box, used to represent the whole buffer */ -class WXDLLIMPEXP_RICHTEXT wxRichTextCommand; -class WXDLLIMPEXP_RICHTEXT wxRichTextAction; +class WXDLLIMPEXP_FWD_RICHTEXT wxRichTextCommand; +class WXDLLIMPEXP_FWD_RICHTEXT wxRichTextAction; class WXDLLIMPEXP_RICHTEXT wxRichTextBuffer: public wxRichTextParagraphLayoutBox { @@ -1426,7 +2056,7 @@ public: // Constructors wxRichTextBuffer() { Init(); } - wxRichTextBuffer(const wxRichTextBuffer& obj):wxRichTextParagraphLayoutBox() { Init(); Copy(obj); } + wxRichTextBuffer(const wxRichTextBuffer& obj): wxRichTextParagraphLayoutBox() { Init(); Copy(obj); } virtual ~wxRichTextBuffer() ; // Accessors @@ -1436,33 +2066,50 @@ public: /// Set style sheet, if any. void SetStyleSheet(wxRichTextStyleSheet* styleSheet) { m_styleSheet = styleSheet; } - wxRichTextStyleSheet* GetStyleSheet() const { return m_styleSheet; } + virtual wxRichTextStyleSheet* GetStyleSheet() const { return m_styleSheet; } + + /// Set style sheet and notify of the change + bool SetStyleSheetAndNotify(wxRichTextStyleSheet* sheet); + + /// Push style sheet to top of stack + bool PushStyleSheet(wxRichTextStyleSheet* styleSheet); + + /// Pop style sheet from top of stack + wxRichTextStyleSheet* PopStyleSheet(); + + /// Set/get table storing fonts + wxRichTextFontTable& GetFontTable() { return m_fontTable; } + const wxRichTextFontTable& GetFontTable() const { return m_fontTable; } + void SetFontTable(const wxRichTextFontTable& table) { m_fontTable = table; } // Operations /// Initialisation void Init(); - /// Clears the buffer and resets the command processor - virtual void Clear(); - - /// The same as Clear, and adds an empty paragraph. - virtual void Reset(); + /// Clears the buffer, adds an empty paragraph, and clears the command processor. + virtual void ResetAndClearCommands(); /// Load a file - virtual bool LoadFile(const wxString& filename, int type = wxRICHTEXT_TYPE_ANY); + virtual bool LoadFile(const wxString& filename, wxRichTextFileType type = wxRICHTEXT_TYPE_ANY); /// Save a file - virtual bool SaveFile(const wxString& filename, int type = wxRICHTEXT_TYPE_ANY); + virtual bool SaveFile(const wxString& filename, wxRichTextFileType type = wxRICHTEXT_TYPE_ANY); /// Load from a stream - virtual bool LoadFile(wxInputStream& stream, int type = wxRICHTEXT_TYPE_ANY); + virtual bool LoadFile(wxInputStream& stream, wxRichTextFileType type = wxRICHTEXT_TYPE_ANY); /// Save to a stream - virtual bool SaveFile(wxOutputStream& stream, int type = wxRICHTEXT_TYPE_ANY); + virtual bool SaveFile(wxOutputStream& stream, wxRichTextFileType type = wxRICHTEXT_TYPE_ANY); + + /// Set the handler flags, controlling loading and saving + void SetHandlerFlags(int flags) { m_handlerFlags = flags; } + + /// Get the handler flags, controlling loading and saving + int GetHandlerFlags() const { return m_handlerFlags; } /// Convenience function to add a paragraph of text - virtual wxRichTextRange AddParagraph(const wxString& text) { Modify(); return wxRichTextParagraphLayoutBox::AddParagraph(text); } + virtual wxRichTextRange AddParagraph(const wxString& text, wxRichTextAttr* paraStyle = NULL) { Modify(); return wxRichTextParagraphLayoutBox::AddParagraph(text, paraStyle); } /// Begin collapsing undo/redo commands. Note that this may not work properly /// if combining commands that delete or insert content, changing ranges for @@ -1503,7 +2150,7 @@ public: virtual bool CanPasteFromClipboard() const; /// Begin using a style - virtual bool BeginStyle(const wxTextAttrEx& style); + virtual bool BeginStyle(const wxRichTextAttr& style); /// End the style virtual bool EndStyle(); @@ -1590,11 +2237,17 @@ public: bool EndNumberedBullet() { return EndStyle(); } /// Begin symbol bullet - bool BeginSymbolBullet(wxChar symbol, int leftIndent, int leftSubIndent, int bulletStyle = wxTEXT_ATTR_BULLET_STYLE_SYMBOL); + bool BeginSymbolBullet(const wxString& symbol, int leftIndent, int leftSubIndent, int bulletStyle = wxTEXT_ATTR_BULLET_STYLE_SYMBOL); /// End symbol bullet bool EndSymbolBullet() { return EndStyle(); } + /// Begin standard bullet + bool BeginStandardBullet(const wxString& bulletName, int leftIndent, int leftSubIndent, int bulletStyle = wxTEXT_ATTR_BULLET_STYLE_STANDARD); + + /// End standard bullet + bool EndStandardBullet() { return EndStyle(); } + /// Begin named character style bool BeginCharacterStyle(const wxString& characterStyle); @@ -1607,30 +2260,72 @@ public: /// End named character style bool EndParagraphStyle() { return EndStyle(); } + /// Begin named list style + bool BeginListStyle(const wxString& listStyle, int level = 1, int number = 1); + + /// End named character style + bool EndListStyle() { return EndStyle(); } + + /// Begin URL + bool BeginURL(const wxString& url, const wxString& characterStyle = wxEmptyString); + + /// End URL + bool EndURL() { return EndStyle(); } + +// Event handling + + /// Add an event handler + bool AddEventHandler(wxEvtHandler* handler); + + /// Remove an event handler + bool RemoveEventHandler(wxEvtHandler* handler, bool deleteHandler = false); + + /// Clear event handlers + void ClearEventHandlers(); + + /// Send event to event handlers. If sendToAll is true, will send to all event handlers, + /// otherwise will stop at the first successful one. + bool SendEvent(wxEvent& event, bool sendToAll = true); + // Implementation /// Copy - void Copy(const wxRichTextBuffer& obj) { wxRichTextBox::Copy(obj); } + void Copy(const wxRichTextBuffer& obj); + + /// Assignment + void operator= (const wxRichTextBuffer& obj) { Copy(obj); } /// Clone virtual wxRichTextObject* Clone() const { return new wxRichTextBuffer(*this); } + /// Submit command to insert paragraphs + bool InsertParagraphsWithUndo(long pos, const wxRichTextParagraphLayoutBox& paragraphs, wxRichTextCtrl* ctrl, int flags = 0); + /// Submit command to insert the given text - bool InsertTextWithUndo(long pos, const wxString& text, wxRichTextCtrl* ctrl); + bool InsertTextWithUndo(long pos, const wxString& text, wxRichTextCtrl* ctrl, int flags = 0); /// Submit command to insert a newline - bool InsertNewlineWithUndo(long pos, wxRichTextCtrl* ctrl); + bool InsertNewlineWithUndo(long pos, wxRichTextCtrl* ctrl, int flags = 0); /// Submit command to insert the given image - bool InsertImageWithUndo(long pos, const wxRichTextImageBlock& imageBlock, wxRichTextCtrl* ctrl); + bool InsertImageWithUndo(long pos, const wxRichTextImageBlock& imageBlock, wxRichTextCtrl* ctrl, int flags = 0, + const wxRichTextAttr& textAttr = wxRichTextAttr()); + + /// Submit command to insert an object + bool InsertObjectWithUndo(long pos, wxRichTextObject *object, wxRichTextCtrl* ctrl, int flags); /// Submit command to delete this range - bool DeleteRangeWithUndo(const wxRichTextRange& range, long initialCaretPosition, long newCaretPositon, wxRichTextCtrl* ctrl); + bool DeleteRangeWithUndo(const wxRichTextRange& range, wxRichTextCtrl* ctrl); /// Mark modified void Modify(bool modify = true) { m_modified = modify; } bool IsModified() const { return m_modified; } + /// Get the style that is appropriate for a new paragraph at this position. + /// If the previous paragraph has a paragraph style name, look up the next-paragraph + /// style. + wxRichTextAttr GetStyleForNewParagraph(long pos, bool caretPosition = false, bool lookUpNewParaStyle=false) const; + /// Dumps contents of buffer for debugging purposes virtual void Dump(); virtual void Dump(wxTextOutputStream& stream) { wxRichTextParagraphLayoutBox::Dump(stream); } @@ -1651,13 +2346,14 @@ public: static wxRichTextFileHandler *FindHandler(const wxString& name); /// Finds a handler by extension and type - static wxRichTextFileHandler *FindHandler(const wxString& extension, int imageType); + static wxRichTextFileHandler *FindHandler(const wxString& extension, wxRichTextFileType imageType); /// Finds a handler by filename or, if supplied, type - static wxRichTextFileHandler *FindHandlerFilenameOrType(const wxString& filename, int imageType); + static wxRichTextFileHandler *FindHandlerFilenameOrType(const wxString& filename, + wxRichTextFileType imageType); /// Finds a handler by type - static wxRichTextFileHandler *FindHandler(int imageType); + static wxRichTextFileHandler *FindHandler(wxRichTextFileType imageType); /// Gets a wildcard incorporating all visible handlers. If 'types' is present, /// will be filled with the file type corresponding to each filter. This can be @@ -1670,11 +2366,32 @@ public: /// Initialise the standard handlers static void InitStandardHandlers(); + /// Get renderer + static wxRichTextRenderer* GetRenderer() { return sm_renderer; } + + /// Set renderer, deleting old one + static void SetRenderer(wxRichTextRenderer* renderer); + + /// Minimum margin between bullet and paragraph in 10ths of a mm + static int GetBulletRightMargin() { return sm_bulletRightMargin; } + static void SetBulletRightMargin(int margin) { sm_bulletRightMargin = margin; } + + /// Factor to multiply by character height to get a reasonable bullet size + static float GetBulletProportion() { return sm_bulletProportion; } + static void SetBulletProportion(float prop) { sm_bulletProportion = prop; } + + /// Scale factor for calculating dimensions + double GetScale() const { return m_scale; } + void SetScale(double scale) { m_scale = scale; } + protected: /// Command processor wxCommandProcessor* m_commandProcessor; + /// Table storing fonts + wxRichTextFontTable m_fontTable; + /// Has been modified? bool m_modified; @@ -1693,11 +2410,29 @@ protected: /// Style sheet, if any wxRichTextStyleSheet* m_styleSheet; + /// List of event handlers that will be notified of events + wxList m_eventHandlers; + /// Stack of attributes for convenience functions wxList m_attributeStack; + /// Flags to be passed to handlers + int m_handlerFlags; + /// File handlers static wxList sm_handlers; + + /// Renderer + static wxRichTextRenderer* sm_renderer; + + /// Minimum margin between bullet and paragraph in 10ths of a mm + static int sm_bulletRightMargin; + + /// Factor to multiply by character height to get a reasonable bullet size + static float sm_bulletProportion; + + /// Scaling factor in use: needed to calculate correct dimensions when printing + double m_scale; }; /*! @@ -1717,7 +2452,7 @@ enum wxRichTextCommandId * */ -class WXDLLIMPEXP_RICHTEXT wxRichTextAction; +class WXDLLIMPEXP_FWD_RICHTEXT wxRichTextAction; class WXDLLIMPEXP_RICHTEXT wxRichTextCommand: public wxCommand { public: @@ -1760,14 +2495,18 @@ public: bool Undo(); /// Update the control appearance - void UpdateAppearance(long caretPosition, bool sendUpdateEvent = false); + void UpdateAppearance(long caretPosition, bool sendUpdateEvent = false, + wxArrayInt* optimizationLineCharPositions = NULL, wxArrayInt* optimizationLineYPositions = NULL, bool isDoCmd = true); /// Replace the buffer paragraphs with the given fragment. - void ApplyParagraphs(const wxRichTextFragment& fragment); + void ApplyParagraphs(const wxRichTextParagraphLayoutBox& fragment); /// Get the fragments - wxRichTextFragment& GetNewParagraphs() { return m_newParagraphs; } - wxRichTextFragment& GetOldParagraphs() { return m_oldParagraphs; } + wxRichTextParagraphLayoutBox& GetNewParagraphs() { return m_newParagraphs; } + wxRichTextParagraphLayoutBox& GetOldParagraphs() { return m_oldParagraphs; } + + /// Calculate arrays for refresh optimization + void CalculateRefreshOptimizations(wxArrayInt& optimizationLineCharPositions, wxArrayInt& optimizationLineYPositions); /// Set/get the position used for e.g. insertion void SetPosition(long pos) { m_position = pos; } @@ -1791,10 +2530,10 @@ protected: wxRichTextCtrl* m_ctrl; // Stores the new paragraphs - wxRichTextFragment m_newParagraphs; + wxRichTextParagraphLayoutBox m_newParagraphs; // Stores the old paragraphs - wxRichTextFragment m_oldParagraphs; + wxRichTextParagraphLayoutBox m_oldParagraphs; // The affected range wxRichTextRange m_range; @@ -1809,6 +2548,30 @@ protected: wxRichTextCommandId m_cmdId; }; +/*! + * Handler flags + */ + +// Include style sheet when loading and saving +#define wxRICHTEXT_HANDLER_INCLUDE_STYLESHEET 0x0001 + +// Save images to memory file system in HTML handler +#define wxRICHTEXT_HANDLER_SAVE_IMAGES_TO_MEMORY 0x0010 + +// Save images to files in HTML handler +#define wxRICHTEXT_HANDLER_SAVE_IMAGES_TO_FILES 0x0020 + +// Save images as inline base64 data in HTML handler +#define wxRICHTEXT_HANDLER_SAVE_IMAGES_TO_BASE64 0x0040 + +// Don't write header and footer (or BODY), so we can include the fragment +// in a larger document +#define wxRICHTEXT_HANDLER_NO_HEADER_FOOTER 0x0080 + +// Convert the more common face names to names that will work on the current platform +// in a larger document +#define wxRICHTEXT_HANDLER_CONVERT_FACENAMES 0x0100 + /*! * wxRichTextFileHandler * Base class for file handlers @@ -1819,7 +2582,7 @@ class WXDLLIMPEXP_RICHTEXT wxRichTextFileHandler: public wxObject DECLARE_CLASS(wxRichTextFileHandler) public: wxRichTextFileHandler(const wxString& name = wxEmptyString, const wxString& ext = wxEmptyString, int type = 0) - : m_name(name), m_extension(ext), m_type(type), m_visible(true) + : m_name(name), m_extension(ext), m_type(type), m_flags(0), m_visible(true) { } #if wxUSE_STREAMS @@ -1829,8 +2592,10 @@ public: { return DoSaveFile(buffer, stream); } #endif - bool LoadFile(wxRichTextBuffer *buffer, const wxString& filename); - bool SaveFile(wxRichTextBuffer *buffer, const wxString& filename); +#if wxUSE_FFILE && wxUSE_STREAMS + virtual bool LoadFile(wxRichTextBuffer *buffer, const wxString& filename); + virtual bool SaveFile(wxRichTextBuffer *buffer, const wxString& filename); +#endif // wxUSE_STREAMS && wxUSE_STREAMS /// Can we handle this filename (if using files)? By default, checks the extension. virtual bool CanHandle(const wxString& filename) const; @@ -1857,6 +2622,10 @@ public: void SetType(int type) { m_type = type; } int GetType() const { return m_type; } + /// Flags controlling how loading and saving is done + void SetFlags(int flags) { m_flags = flags; } + int GetFlags() const { return m_flags; } + /// Encoding to use when saving a file. If empty, a suitable encoding is chosen void SetEncoding(const wxString& encoding) { m_encoding = encoding; } const wxString& GetEncoding() const { return m_encoding; } @@ -1872,6 +2641,7 @@ protected: wxString m_encoding; wxString m_extension; int m_type; + int m_flags; bool m_visible; }; @@ -1884,7 +2654,9 @@ class WXDLLIMPEXP_RICHTEXT wxRichTextPlainTextHandler: public wxRichTextFileHand { DECLARE_CLASS(wxRichTextPlainTextHandler) public: - wxRichTextPlainTextHandler(const wxString& name = wxT("Text"), const wxString& ext = wxT("txt"), int type = wxRICHTEXT_TYPE_TEXT) + wxRichTextPlainTextHandler(const wxString& name = wxT("Text"), + const wxString& ext = wxT("txt"), + wxRichTextFileType type = wxRICHTEXT_TYPE_TEXT) : wxRichTextFileHandler(name, ext, type) { } @@ -1903,6 +2675,93 @@ protected: }; +#if wxUSE_DATAOBJ + +/*! + * The data object for a wxRichTextBuffer + */ + +class WXDLLIMPEXP_RICHTEXT wxRichTextBufferDataObject: public wxDataObjectSimple +{ +public: + // ctor doesn't copy the pointer, so it shouldn't go away while this object + // is alive + wxRichTextBufferDataObject(wxRichTextBuffer* richTextBuffer = NULL); + virtual ~wxRichTextBufferDataObject(); + + // after a call to this function, the buffer is owned by the caller and it + // is responsible for deleting it + wxRichTextBuffer* GetRichTextBuffer(); + + // Returns the id for the new data format + static const wxChar* GetRichTextBufferFormatId() { return ms_richTextBufferFormatId; } + + // base class pure virtuals + + virtual wxDataFormat GetPreferredFormat(Direction dir) const; + virtual size_t GetDataSize() const; + virtual bool GetDataHere(void *pBuf) const; + virtual bool SetData(size_t len, const void *buf); + + // prevent warnings + + virtual size_t GetDataSize(const wxDataFormat&) const { return GetDataSize(); } + virtual bool GetDataHere(const wxDataFormat&, void *buf) const { return GetDataHere(buf); } + virtual bool SetData(const wxDataFormat&, size_t len, const void *buf) { return SetData(len, buf); } + +private: + wxDataFormat m_formatRichTextBuffer; // our custom format + wxRichTextBuffer* m_richTextBuffer; // our data + static const wxChar* ms_richTextBufferFormatId; // our format id +}; + +#endif + +/*! + * wxRichTextRenderer isolates common drawing functionality + */ + +class WXDLLIMPEXP_RICHTEXT wxRichTextRenderer: public wxObject +{ +public: + wxRichTextRenderer() {} + virtual ~wxRichTextRenderer() {} + + /// Draw a standard bullet, as specified by the value of GetBulletName + virtual bool DrawStandardBullet(wxRichTextParagraph* paragraph, wxDC& dc, const wxRichTextAttr& attr, const wxRect& rect) = 0; + + /// Draw a bullet that can be described by text, such as numbered or symbol bullets + virtual bool DrawTextBullet(wxRichTextParagraph* paragraph, wxDC& dc, const wxRichTextAttr& attr, const wxRect& rect, const wxString& text) = 0; + + /// Draw a bitmap bullet, where the bullet bitmap is specified by the value of GetBulletName + virtual bool DrawBitmapBullet(wxRichTextParagraph* paragraph, wxDC& dc, const wxRichTextAttr& attr, const wxRect& rect) = 0; + + /// Enumerate the standard bullet names currently supported + virtual bool EnumerateStandardBulletNames(wxArrayString& bulletNames) = 0; +}; + +/*! + * wxRichTextStdRenderer: standard renderer + */ + +class WXDLLIMPEXP_RICHTEXT wxRichTextStdRenderer: public wxRichTextRenderer +{ +public: + wxRichTextStdRenderer() {} + + /// Draw a standard bullet, as specified by the value of GetBulletName + virtual bool DrawStandardBullet(wxRichTextParagraph* paragraph, wxDC& dc, const wxRichTextAttr& attr, const wxRect& rect); + + /// Draw a bullet that can be described by text, such as numbered or symbol bullets + virtual bool DrawTextBullet(wxRichTextParagraph* paragraph, wxDC& dc, const wxRichTextAttr& attr, const wxRect& rect, const wxString& text); + + /// Draw a bitmap bullet, where the bullet bitmap is specified by the value of GetBulletName + virtual bool DrawBitmapBullet(wxRichTextParagraph* paragraph, wxDC& dc, const wxRichTextAttr& attr, const wxRect& rect); + + /// Enumerate the standard bullet names currently supported + virtual bool EnumerateStandardBulletNames(wxArrayString& bulletNames); +}; + /*! * Utilities * @@ -1914,21 +2773,43 @@ inline bool wxRichTextHasStyle(int flags, int style) } /// Compare two attribute objects -bool wxTextAttrEq(const wxTextAttrEx& attr1, const wxTextAttrEx& attr2); -bool wxTextAttrEq(const wxTextAttr& attr1, const wxRichTextAttr& attr2); +WXDLLIMPEXP_RICHTEXT bool wxTextAttrEq(const wxRichTextAttr& attr1, const wxRichTextAttr& attr2); +WXDLLIMPEXP_RICHTEXT bool wxTextAttrEq(const wxRichTextAttr& attr1, const wxRichTextAttr& attr2); /// Compare two attribute objects, but take into account the flags /// specifying attributes of interest. -bool wxTextAttrEqPartial(const wxTextAttrEx& attr1, const wxTextAttrEx& attr2, int flags); -bool wxTextAttrEqPartial(const wxTextAttrEx& attr1, const wxRichTextAttr& attr2, int flags); +WXDLLIMPEXP_RICHTEXT bool wxTextAttrEqPartial(const wxRichTextAttr& attr1, const wxRichTextAttr& attr2); /// Apply one style to another -bool wxRichTextApplyStyle(wxTextAttrEx& destStyle, const wxTextAttrEx& style); -bool wxRichTextApplyStyle(wxRichTextAttr& destStyle, const wxTextAttrEx& style); -bool wxRichTextApplyStyle(wxTextAttrEx& destStyle, const wxRichTextAttr& style); +WXDLLIMPEXP_RICHTEXT bool wxRichTextApplyStyle(wxRichTextAttr& destStyle, const wxRichTextAttr& style, wxRichTextAttr* compareWith = NULL); + +// Remove attributes +WXDLLIMPEXP_RICHTEXT bool wxRichTextRemoveStyle(wxRichTextAttr& destStyle, const wxRichTextAttr& style); + +/// Combine two bitlists +WXDLLIMPEXP_RICHTEXT bool wxRichTextCombineBitlists(int& valueA, int valueB, int& flagsA, int flagsB); + +/// Compare two bitlists +WXDLLIMPEXP_RICHTEXT bool wxRichTextBitlistsEqPartial(int valueA, int valueB, int flags); + +/// Split into paragraph and character styles +WXDLLIMPEXP_RICHTEXT bool wxRichTextSplitParaCharStyles(const wxRichTextAttr& style, wxRichTextAttr& parStyle, wxRichTextAttr& charStyle); + +/// Compare tabs +WXDLLIMPEXP_RICHTEXT bool wxRichTextTabsEq(const wxArrayInt& tabs1, const wxArrayInt& tabs2); + +/// Convert a decimal to Roman numerals +WXDLLIMPEXP_RICHTEXT wxString wxRichTextDecimalToRoman(long n); + +// Collects the attributes that are common to a range of content, building up a note of +// which attributes are absent in some objects and which clash in some objects. +WXDLLIMPEXP_RICHTEXT void wxTextAttrCollectCommonAttributes(wxTextAttr& currentStyle, const wxTextAttr& attr, wxTextAttr& clashingAttr, wxTextAttr& absentAttr); + +WXDLLIMPEXP_RICHTEXT void wxRichTextModuleInit(); #endif // wxUSE_RICHTEXT #endif // _WX_RICHTEXTBUFFER_H_ +