X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/7afd2b58c565ec9d9148c54745bb94613dbea4bf..11bf9fea53d75b460aaa4028a591917b6dd6fe54:/include/wx/richtext/richtextbuffer.h?ds=sidebyside diff --git a/include/wx/richtext/richtextbuffer.h b/include/wx/richtext/richtextbuffer.h index ba5b53a7db..8a3343a9b2 100644 --- a/include/wx/richtext/richtextbuffer.h +++ b/include/wx/richtext/richtextbuffer.h @@ -66,6 +66,7 @@ #include "wx/cmdproc.h" #include "wx/txtstrm.h" #include "wx/variant.h" +#include "wx/position.h" #if wxUSE_DATAOBJ #include "wx/dataobj.h" @@ -125,11 +126,15 @@ enum wxRichTextFileType class WXDLLIMPEXP_FWD_RICHTEXT wxRichTextCtrl; class WXDLLIMPEXP_FWD_RICHTEXT wxRichTextObject; class WXDLLIMPEXP_FWD_RICHTEXT wxRichTextImage; +class WXDLLIMPEXP_FWD_RICHTEXT wxRichTextPlainText; 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 wxRichTextDrawingHandler; +class WXDLLIMPEXP_FWD_RICHTEXT wxRichTextField; +class WXDLLIMPEXP_FWD_RICHTEXT wxRichTextFieldType; class WXDLLIMPEXP_FWD_RICHTEXT wxRichTextStyleSheet; class WXDLLIMPEXP_FWD_RICHTEXT wxRichTextListStyleDefinition; class WXDLLIMPEXP_FWD_RICHTEXT wxRichTextEvent; @@ -192,7 +197,10 @@ enum wxRichTextHitTestFlags wxRICHTEXT_HITTEST_NO_NESTED_OBJECTS = 0x20, // Ignore floating objects - wxRICHTEXT_HITTEST_NO_FLOATING_OBJECTS = 0x40 + wxRICHTEXT_HITTEST_NO_FLOATING_OBJECTS = 0x40, + + // Don't recurse into objects marked as atomic + wxRICHTEXT_HITTEST_HONOUR_ATOMIC = 0x80 }; /** @@ -241,6 +249,29 @@ enum wxRichTextHitTestFlags // Removes the given style instead of applying it #define wxRICHTEXT_SETSTYLE_REMOVE 0x80 +/** + Flags for SetProperties. + */ + +#define wxRICHTEXT_SETPROPERTIES_NONE 0x00 + +// Specifies that this operation should be undoable +#define wxRICHTEXT_SETPROPERTIES_WITH_UNDO 0x01 + +// Specifies that the properties should only be applied to paragraphs, +// and not the content. +#define wxRICHTEXT_SETPROPERTIES_PARAGRAPHS_ONLY 0x02 + +// Specifies that the properties should only be applied to characters, +// and not the paragraph. +#define wxRICHTEXT_SETPROPERTIES_CHARACTERS_ONLY 0x04 + +// Resets the existing properties before applying the new properties. +#define wxRICHTEXT_SETPROPERTIES_RESET 0x08 + +// Removes the given properties instead of applying them. +#define wxRICHTEXT_SETPROPERTIES_REMOVE 0x10 + /** Flags for object insertion. */ @@ -252,7 +283,7 @@ enum wxRichTextHitTestFlags // 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 +#define wxTEXT_ATTR_KEEP_FIRST_PARA_STYLE 0x20000000 /** Default superscript/subscript font multiplication factor. @@ -273,7 +304,8 @@ enum wxTextBoxAttrFlags wxTEXT_BOX_ATTR_FLOAT = 0x00000001, wxTEXT_BOX_ATTR_CLEAR = 0x00000002, wxTEXT_BOX_ATTR_COLLAPSE_BORDERS = 0x00000004, - wxTEXT_BOX_ATTR_VERTICAL_ALIGNMENT = 0x00000008 + wxTEXT_BOX_ATTR_VERTICAL_ALIGNMENT = 0x00000008, + wxTEXT_BOX_ATTR_BOX_STYLE_NAME = 0x00000010 }; /** @@ -305,7 +337,8 @@ enum wxTextBoxAttrPosition { wxTEXT_BOX_ATTR_POSITION_STATIC = 0x0000, // Default is static, i.e. as per normal layout wxTEXT_BOX_ATTR_POSITION_RELATIVE = 0x0010, // Relative to the relevant edge - wxTEXT_BOX_ATTR_POSITION_ABSOLUTE = 0x0020, + wxTEXT_BOX_ATTR_POSITION_ABSOLUTE = 0x0020, // Relative to the parent + wxTEXT_BOX_ATTR_POSITION_FIXED = 0x0040, // Relative to the top-level window wxTEXT_BOX_ATTR_POSITION_MASK = 0x00F0 }; @@ -339,9 +372,12 @@ public: void Reset() { m_value = 0; m_flags = 0; } /** - Partial equality test. + Partial equality test. If @a weakTest is @true, attributes of this object do not + have to be present if those attributes of @a dim are present. If @a weakTest is + @false, the function will fail if an attribute is present in @a dim but not + in this object. */ - bool EqPartial(const wxTextAttrDimension& dim) const; + bool EqPartial(const wxTextAttrDimension& dim, bool weakTest = true) const; /** Apply the dimension, but not those identical to @a compareWith if present. */ @@ -466,13 +502,16 @@ public: 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. + Partial equality test. If @a weakTest is @true, attributes of this object do not + have to be present if those attributes of @a dim sare present. If @a weakTest is + @false, the function will fail if an attribute is present in @a dims but not + in this object. */ - bool EqPartial(const wxTextAttrDimensions& dims) const; + bool EqPartial(const wxTextAttrDimensions& dims, bool weakTest = true) const; /** - Apply border to 'this', but not if the same as @a compareWith. + Apply to 'this', but not if the same as @a compareWith. */ bool Apply(const wxTextAttrDimensions& dims, const wxTextAttrDimensions* compareWith = NULL); @@ -516,6 +555,12 @@ public: const wxTextAttrDimension& GetBottom() const { return m_bottom; } wxTextAttrDimension& GetBottom() { return m_bottom; } + /** + Are all dimensions valid? + + */ + bool IsValid() const { return m_left.IsValid() && m_top.IsValid() && m_right.IsValid() && m_bottom.IsValid(); } + wxTextAttrDimension m_left; wxTextAttrDimension m_top; wxTextAttrDimension m_right; @@ -551,12 +596,15 @@ public: bool operator==(const wxTextAttrSize& size) const { return m_width == size.m_width && m_height == size.m_height ; } /** - Partial equality test. + Partial equality test. If @a weakTest is @true, attributes of this object do not + have to be present if those attributes of @a size are present. If @a weakTest is + @false, the function will fail if an attribute is present in @a size but not + in this object. */ - bool EqPartial(const wxTextAttrSize& dims) const; + bool EqPartial(const wxTextAttrSize& size, bool weakTest = true) const; /** - Apply border to this object, but not if the same as @a compareWith. + Apply to this object, but not if the same as @a compareWith. */ bool Apply(const wxTextAttrSize& dims, const wxTextAttrSize* compareWith = NULL); @@ -581,10 +629,12 @@ public: Sets the width. */ void SetWidth(int value, wxTextAttrDimensionFlags flags) { m_width.SetValue(value, flags); } + /** Sets the width. */ void SetWidth(int value, wxTextAttrUnits units) { m_width.SetValue(value, units); } + /** Sets the width. */ @@ -600,15 +650,22 @@ public: Sets the height. */ void SetHeight(int value, wxTextAttrDimensionFlags flags) { m_height.SetValue(value, flags); } + /** Sets the height. */ void SetHeight(int value, wxTextAttrUnits units) { m_height.SetValue(value, units); } + /** Sets the height. */ void SetHeight(const wxTextAttrDimension& dim) { m_height.SetValue(dim); } + /** + Is the size valid? + */ + bool IsValid() const { return m_width.IsValid() && m_height.IsValid(); } + wxTextAttrDimension m_width; wxTextAttrDimension m_height; }; @@ -767,9 +824,12 @@ public: void Reset() { m_borderStyle = 0; m_borderColour = 0; m_flags = 0; m_borderWidth.Reset(); } /** - Partial equality test. + Partial equality test. If @a weakTest is @true, attributes of this object do not + have to be present if those attributes of @a border are present. If @a weakTest is + @false, the function will fail if an attribute is present in @a border but not + in this object. */ - bool EqPartial(const wxTextAttrBorder& border) const; + bool EqPartial(const wxTextAttrBorder& border, bool weakTest = true) const; /** Applies the border to this object, but not if the same as @a compareWith. @@ -943,9 +1003,12 @@ public: void Reset() { m_left.Reset(); m_right.Reset(); m_top.Reset(); m_bottom.Reset(); } /** - Partial equality test. + Partial equality test. If @a weakTest is @true, attributes of this object do not + have to be present if those attributes of @a borders are present. If @a weakTest is + @false, the function will fail if an attribute is present in @a borders but not + in this object. */ - bool EqPartial(const wxTextAttrBorders& borders) const; + bool EqPartial(const wxTextAttrBorders& borders, bool weakTest = true) const; /** Applies border to this object, but not if the same as @a compareWith. @@ -1041,10 +1104,13 @@ public: bool operator== (const wxTextBoxAttr& attr) const; /** - Partial equality test, ignoring unset attributes. + Partial equality test, ignoring unset attributes. If @a weakTest is @true, attributes of this object do not + have to be present if those attributes of @a attr are present. If @a weakTest is + @false, the function will fail if an attribute is present in @a attr but not + in this object. */ - bool EqPartial(const wxTextBoxAttr& attr) const; + bool EqPartial(const wxTextBoxAttr& attr, bool weakTest = true) const; /** Merges the given attributes. If @a compareWith is non-NULL, then it will be used @@ -1315,11 +1381,35 @@ public: wxTextAttrSize& GetSize() { return m_size; } const wxTextAttrSize& GetSize() const { return m_size; } + /** + Returns the object minimum size. + */ + + wxTextAttrSize& GetMinSize() { return m_minSize; } + const wxTextAttrSize& GetMinSize() const { return m_minSize; } + + /** + Returns the object maximum size. + */ + + wxTextAttrSize& GetMaxSize() { return m_maxSize; } + const wxTextAttrSize& GetMaxSize() const { return m_maxSize; } + /** Sets the object size. */ void SetSize(const wxTextAttrSize& sz) { m_size = sz; } + /** + Sets the object minimum size. + */ + void SetMinSize(const wxTextAttrSize& sz) { m_minSize = sz; } + + /** + Sets the object maximum size. + */ + void SetMaxSize(const wxTextAttrSize& sz) { m_maxSize = sz; } + /** Returns the object width. */ @@ -1332,6 +1422,21 @@ public: wxTextAttrDimension& GetHeight() { return m_size.m_height; } const wxTextAttrDimension& GetHeight() const { return m_size.m_height; } + /** + Returns the box style name. + */ + const wxString& GetBoxStyleName() const { return m_boxStyleName; } + + /** + Sets the box style name. + */ + void SetBoxStyleName(const wxString& name) { m_boxStyleName = name; AddFlag(wxTEXT_BOX_ATTR_BOX_STYLE_NAME); } + + /** + Returns @true if the box style name is present. + */ + bool HasBoxStyleName() const { return HasFlag(wxTEXT_BOX_ATTR_BOX_STYLE_NAME); } + public: int m_flags; @@ -1341,6 +1446,8 @@ public: wxTextAttrDimensions m_position; wxTextAttrSize m_size; + wxTextAttrSize m_minSize; + wxTextAttrSize m_maxSize; wxTextAttrBorders m_border; wxTextAttrBorders m_outline; @@ -1349,6 +1456,7 @@ public: wxTextBoxAttrClearStyle m_clearMode; wxTextBoxAttrCollapseMode m_collapseMode; wxTextBoxAttrVerticalAlignment m_verticalAlignment; + wxString m_boxStyleName; }; /** @@ -1401,9 +1509,12 @@ public: bool operator==(const wxRichTextAttr& attr) const; /** - Partial equality test taking comparison object into account. + Partial equality test. If @a weakTest is @true, attributes of this object do not + have to be present if those attributes of @a attr are present. If @a weakTest is + @false, the function will fail if an attribute is present in @a attr but not + in this object. */ - bool EqPartial(const wxRichTextAttr& attr) const; + bool EqPartial(const wxRichTextAttr& attr, bool weakTest = true) const; /** Merges the given attributes. If @a compareWith @@ -1434,9 +1545,16 @@ public: */ void SetTextBoxAttr(const wxTextBoxAttr& attr) { m_textBoxAttr = attr; } + /** + Returns @true if no attributes are set. + */ + bool IsDefault() const { return (GetFlags() == 0) && m_textBoxAttr.IsDefault(); } + wxTextBoxAttr m_textBoxAttr; }; +WX_DECLARE_USER_EXPORTED_OBJARRAY(wxRichTextAttr, wxRichTextAttrArray, WXDLLIMPEXP_RICHTEXT); + WX_DECLARE_USER_EXPORTED_OBJARRAY(wxVariant, wxRichTextVariantArray, WXDLLIMPEXP_RICHTEXT); /** @@ -1530,6 +1648,11 @@ public: */ int Find(const wxString& name) const; + /** + Removes the given property. + */ + bool Remove(const wxString& name); + /** Gets the property variant by name. */ @@ -1590,6 +1713,16 @@ public: */ void SetProperty(const wxString& name, bool value); + /** + Removes the given properties from these properties. + */ + void RemoveProperties(const wxRichTextProperties& properties); + + /** + Merges the given properties with these properties. + */ + void MergeProperties(const wxRichTextProperties& properties); + protected: wxRichTextVariantArray m_properties; }; @@ -1649,8 +1782,15 @@ public: */ bool operator != (const wxRichTextFontTable& table) const { return !(*this == table); } + /** + Set the font scale factor. + */ + void SetFontScale(double fontScale); + protected: + double m_fontScale; + DECLARE_DYNAMIC_CLASS(wxRichTextFontTable) }; @@ -1955,6 +2095,90 @@ public: wxRichTextParagraphLayoutBox* m_container; }; +/** + @class wxRichTextDrawingContext + + A class for passing information to drawing and measuring functions. + + @library{wxrichtext} + @category{richtext} + + @see wxRichTextBuffer, wxRichTextCtrl +*/ + +class WXDLLIMPEXP_RICHTEXT wxRichTextDrawingContext: public wxObject +{ + DECLARE_CLASS(wxRichTextDrawingContext) +public: + + /** + Pass the buffer to the context so the context can retrieve information + such as virtual attributes. + */ + wxRichTextDrawingContext(wxRichTextBuffer* buffer); + + void Init() { m_buffer = NULL; m_enableVirtualAttributes = true; } + + /** + Does this object have virtual attributes? + Virtual attributes can be provided for visual cues without + affecting the actual styling. + */ + bool HasVirtualAttributes(wxRichTextObject* obj) const; + + /** + Returns the virtual attributes for this object. + Virtual attributes can be provided for visual cues without + affecting the actual styling. + */ + wxRichTextAttr GetVirtualAttributes(wxRichTextObject* obj) const; + + /** + Applies any virtual attributes relevant to this object. + */ + bool ApplyVirtualAttributes(wxRichTextAttr& attr, wxRichTextObject* obj) const; + + /** + Gets the count for mixed virtual attributes for individual positions within the object. + For example, individual characters within a text object may require special highlighting. + */ + int GetVirtualSubobjectAttributesCount(wxRichTextObject* obj) const; + + /** + Gets the mixed virtual attributes for individual positions within the object. + For example, individual characters within a text object may require special highlighting. + The function is passed the count returned by GetVirtualSubobjectAttributesCount. + */ + int GetVirtualSubobjectAttributes(wxRichTextObject* obj, wxArrayInt& positions, wxRichTextAttrArray& attributes) const; + + /** + Do we have virtual text for this object? Virtual text allows an application + to replace characters in an object for editing and display purposes, for example + for highlighting special characters. + */ + bool HasVirtualText(const wxRichTextPlainText* obj) const; + + /** + Gets the virtual text for this object. + */ + bool GetVirtualText(const wxRichTextPlainText* obj, wxString& text) const; + + /** + Enables virtual attribute processing. + */ + + void EnableVirtualAttributes(bool b) { m_enableVirtualAttributes = b; } + + /** + Returns @true if virtual attribute processing is enabled. + */ + + bool GetVirtualAttributesEnabled() const { return m_enableVirtualAttributes; } + + wxRichTextBuffer* m_buffer; + bool m_enableVirtualAttributes; +}; + /** @class wxRichTextObject @@ -1983,13 +2207,15 @@ public: Draw the item, within the given range. Some objects may ignore the range (for example paragraphs) while others must obey it (lines, to implement wrapping) */ - virtual bool Draw(wxDC& dc, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int style) = 0; + virtual bool Draw(wxDC& dc, wxRichTextDrawingContext& context, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int style) = 0; /** Lay the item out at the specified position with the given size constraint. - Layout must set the cached size. + Layout must set the cached size. @rect is the available space for the object, + and @a parentRect is the container that is used to determine a relative size + or position (for example if a text box must be 50% of the parent text box). */ - virtual bool Layout(wxDC& dc, const wxRect& rect, int style) = 0; + virtual bool Layout(wxDC& dc, wxRichTextDrawingContext& context, const wxRect& rect, const wxRect& parentRect, int style) = 0; /** Hit-testing: returns a flag indicating hit test details, plus @@ -2001,15 +2227,19 @@ public: The function puts the position in @a textPosition if one is found. @a pt is in logical units (a zero y position is at the beginning of the buffer). + Pass wxRICHTEXT_HITTEST_NO_NESTED_OBJECTS if you only want to consider objects + directly under the object you are calling HitTest on. Otherwise, it will recurse + and potentially find a nested object. + @return One of the ::wxRichTextHitTestFlags values. */ - virtual int HitTest(wxDC& dc, const wxPoint& pt, long& textPosition, wxRichTextObject** obj, wxRichTextObject** contextObj, int flags = 0); + virtual int HitTest(wxDC& dc, wxRichTextDrawingContext& context, const wxPoint& pt, long& textPosition, wxRichTextObject** obj, wxRichTextObject** contextObj, int flags = 0); /** Finds the absolute position and row height for the given character position. */ - virtual bool FindPosition(wxDC& WXUNUSED(dc), long WXUNUSED(index), wxPoint& WXUNUSED(pt), int* WXUNUSED(height), bool WXUNUSED(forceLineStart)) { return false; } + virtual bool FindPosition(wxDC& WXUNUSED(dc), wxRichTextDrawingContext& WXUNUSED(context), long WXUNUSED(index), wxPoint& WXUNUSED(pt), int* WXUNUSED(height), bool WXUNUSED(forceLineStart)) { return false; } /** Returns the best size, i.e. the ideal starting size for this object irrespective @@ -2023,7 +2253,7 @@ public: 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 = 0; + virtual bool GetRangeSize(const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, wxRichTextDrawingContext& context, int flags, const wxPoint& position = wxPoint(0,0), const wxSize& parentSize = wxDefaultSize, wxArrayInt* partialExtents = NULL) const = 0; /** Do a split from @a pos, returning an object containing the second part, and setting @@ -2069,13 +2299,26 @@ public: /** Returns @true if this object can merge itself with the given one. */ - virtual bool CanMerge(wxRichTextObject* WXUNUSED(object)) const { return false; } + virtual bool CanMerge(wxRichTextObject* WXUNUSED(object), wxRichTextDrawingContext& WXUNUSED(context)) const { return false; } /** Returns @true if this object merged itself with the given one. The calling code will then delete the given object. */ - virtual bool Merge(wxRichTextObject* WXUNUSED(object)) { return false; } + virtual bool Merge(wxRichTextObject* WXUNUSED(object), wxRichTextDrawingContext& WXUNUSED(context)) { return false; } + + /** + JACS + Returns @true if this object can potentially be split, by virtue of having + different virtual attributes for individual sub-objects. + */ + virtual bool CanSplit(wxRichTextDrawingContext& WXUNUSED(context)) const { return false; } + + /** + Returns the final object in the split objects if this object was split due to differences between sub-object virtual attributes. + Returns itself if it was not split. + */ + virtual wxRichTextObject* Split(wxRichTextDrawingContext& WXUNUSED(context)) { return this; } /** Dump object data to the given output stream for debugging. @@ -2258,10 +2501,16 @@ public: wxRichTextRange GetOwnRangeIfTopLevel() const { return IsTopLevel() ? m_ownRange : m_range; } /** - Returns @true if this object this composite. + Returns @true if this object is composite. */ virtual bool IsComposite() const { return false; } + /** + Returns @true if no user editing can be done inside the object. This returns @true for simple objects, + @false for most composite objects, but @true for fields, which if composite, should not be user-edited. + */ + virtual bool IsAtomic() const { return true; } + /** Returns a pointer to the parent object. */ @@ -2319,14 +2568,19 @@ public: Calculates the available content space in the given rectangle, given the margins, border and padding specified in the object's attributes. */ - virtual wxRect GetAvailableContentArea(wxDC& dc, const wxRect& outerRect) const; + virtual wxRect GetAvailableContentArea(wxDC& dc, wxRichTextDrawingContext& context, const wxRect& outerRect) const; /** Lays out the object first with a given amount of space, and then if no width was specified in attr, - lays out the object again using the minimum size + lays out the object again using the minimum size. @a availableParentSpace is the maximum space + for the object, whereas @a availableContainerSpace is the container with which relative positions and + sizes should be computed. For example, a text box whose space has already been constrained + in a previous layout pass to @a availableParentSpace, but should have a width of 50% of @a availableContainerSpace. + (If these two rects were the same, a 2nd pass could see the object getting too small.) */ - virtual bool LayoutToBestSize(wxDC& dc, wxRichTextBuffer* buffer, - const wxRichTextAttr& parentAttr, const wxRichTextAttr& attr, const wxRect& availableParentSpace, int style); + virtual bool LayoutToBestSize(wxDC& dc, wxRichTextDrawingContext& context, wxRichTextBuffer* buffer, + const wxRichTextAttr& parentAttr, const wxRichTextAttr& attr, + const wxRect& availableParentSpace, const wxRect& availableContainerSpace, int style); /** Sets the object's attributes. @@ -2344,7 +2598,7 @@ public: wxRichTextAttr& GetAttributes() { return m_attributes; } /** - Sets the object's properties. + Returns the object's properties. */ wxRichTextProperties& GetProperties() { return m_properties; } @@ -2354,7 +2608,7 @@ public: const wxRichTextProperties& GetProperties() const { return m_properties; } /** - Returns the object's properties. + Sets the object's properties. */ void SetProperties(const wxRichTextProperties& props) { m_properties = props; } @@ -2477,8 +2731,11 @@ public: /** Returns the rectangle which the child has available to it given restrictions specified in the child attribute, e.g. 50% width of the parent, 400 pixels, x position 20% of the parent, etc. + availableContainerSpace might be a parent that the cell has to compute its width relative to. + E.g. a cell that's 50% of its parent. */ - static wxRect AdjustAvailableSpace(wxDC& dc, wxRichTextBuffer* buffer, const wxRichTextAttr& parentAttr, const wxRichTextAttr& childAttr, const wxRect& availableParentSpace); + static wxRect AdjustAvailableSpace(wxDC& dc, wxRichTextBuffer* buffer, const wxRichTextAttr& parentAttr, const wxRichTextAttr& childAttr, + const wxRect& availableParentSpace, const wxRect& availableContainerSpace); protected: wxSize m_size; @@ -2527,9 +2784,9 @@ public: // Overridables - virtual int HitTest(wxDC& dc, const wxPoint& pt, long& textPosition, wxRichTextObject** obj, wxRichTextObject** contextObj, int flags = 0); + virtual int HitTest(wxDC& dc, wxRichTextDrawingContext& context, const wxPoint& pt, long& textPosition, wxRichTextObject** obj, wxRichTextObject** contextObj, int flags = 0); - virtual bool FindPosition(wxDC& dc, long index, wxPoint& pt, int* height, bool forceLineStart); + virtual bool FindPosition(wxDC& dc, wxRichTextDrawingContext& context, long index, wxPoint& pt, int* height, bool forceLineStart); virtual void CalculateRange(long start, long& end); @@ -2537,7 +2794,7 @@ public: virtual wxString GetTextForRange(const wxRichTextRange& range) const; - virtual bool GetRangeSize(const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, int flags, wxPoint position = wxPoint(0,0), wxArrayInt* partialExtents = NULL) const; + virtual bool GetRangeSize(const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, wxRichTextDrawingContext& context, int flags, const wxPoint& position = wxPoint(0,0), const wxSize& parentSize = wxDefaultSize, wxArrayInt* partialExtents = NULL) const; virtual void Dump(wxTextOutputStream& stream); @@ -2569,6 +2826,12 @@ public: */ virtual bool IsComposite() const { return true; } + /** + Returns @true if no user editing can be done inside the object. This returns @true for simple objects, + @false for most composite objects, but @true for fields, which if composite, should not be user-edited. + */ + virtual bool IsAtomic() const { return false; } + /** Returns true if the buffer is empty. */ @@ -2608,7 +2871,7 @@ public: /** Recursively merges all pieces that can be merged. */ - bool Defragment(const wxRichTextRange& range = wxRICHTEXT_ALL); + bool Defragment(wxRichTextDrawingContext& context, const wxRichTextRange& range = wxRICHTEXT_ALL); /** Moves the object recursively, by adding the offset from old to new. @@ -2642,13 +2905,13 @@ public: // Overridables - virtual int HitTest(wxDC& dc, const wxPoint& pt, long& textPosition, wxRichTextObject** obj, wxRichTextObject** contextObj, int flags = 0); + virtual int HitTest(wxDC& dc, wxRichTextDrawingContext& context, const wxPoint& pt, long& textPosition, wxRichTextObject** obj, wxRichTextObject** contextObj, int flags = 0); - virtual bool Draw(wxDC& dc, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int style); + virtual bool Draw(wxDC& dc, wxRichTextDrawingContext& context, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int style); - virtual bool Layout(wxDC& dc, const wxRect& rect, int style); + virtual bool Layout(wxDC& dc, wxRichTextDrawingContext& context, const wxRect& rect, const wxRect& parentRect, int style); - virtual bool GetRangeSize(const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, int flags, wxPoint position = wxPoint(0,0), wxArrayInt* partialExtents = NULL) const; + virtual bool GetRangeSize(const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, wxRichTextDrawingContext& context, int flags, const wxPoint& position = wxPoint(0,0), const wxSize& parentSize = wxDefaultSize, wxArrayInt* partialExtents = NULL) const; virtual bool DeleteRange(const wxRichTextRange& range); @@ -2704,23 +2967,32 @@ public: /** Submits a command to insert paragraphs. */ - bool InsertParagraphsWithUndo(long pos, const wxRichTextParagraphLayoutBox& paragraphs, wxRichTextCtrl* ctrl, wxRichTextBuffer* buffer, int flags = 0); + bool InsertParagraphsWithUndo(wxRichTextBuffer* buffer, long pos, const wxRichTextParagraphLayoutBox& paragraphs, wxRichTextCtrl* ctrl, int flags = 0); /** Submits a command to insert the given text. */ - bool InsertTextWithUndo(long pos, const wxString& text, wxRichTextCtrl* ctrl, wxRichTextBuffer* buffer, int flags = 0); + bool InsertTextWithUndo(wxRichTextBuffer* buffer, long pos, const wxString& text, wxRichTextCtrl* ctrl, int flags = 0); /** Submits a command to insert the given text. */ - bool InsertNewlineWithUndo(long pos, wxRichTextCtrl* ctrl, wxRichTextBuffer* buffer, int flags = 0); + bool InsertNewlineWithUndo(wxRichTextBuffer* buffer, long pos, wxRichTextCtrl* ctrl, int flags = 0); /** Submits a command to insert the given image. */ - bool InsertImageWithUndo(long pos, const wxRichTextImageBlock& imageBlock, - wxRichTextCtrl* ctrl, wxRichTextBuffer* buffer, int flags, + bool InsertImageWithUndo(wxRichTextBuffer* buffer, long pos, const wxRichTextImageBlock& imageBlock, + wxRichTextCtrl* ctrl, int flags, const wxRichTextAttr& textAttr); + + /** + Submits a command to insert the given field. Field data can be included in properties. + + @see wxRichTextField, wxRichTextFieldType, wxRichTextFieldTypeStandard + */ + wxRichTextField* InsertFieldWithUndo(wxRichTextBuffer* buffer, long pos, const wxString& fieldType, + const wxRichTextProperties& properties, + wxRichTextCtrl* ctrl, int flags, const wxRichTextAttr& textAttr); /** @@ -2733,7 +3005,7 @@ public: /** Inserts an object. */ - wxRichTextObject* InsertObjectWithUndo(long pos, wxRichTextObject *object, wxRichTextCtrl* ctrl, wxRichTextBuffer* buffer, int flags = 0); + wxRichTextObject* InsertObjectWithUndo(wxRichTextBuffer* buffer, long pos, wxRichTextObject *object, wxRichTextCtrl* ctrl, int flags = 0); /** Submits a command to delete this range. @@ -2743,7 +3015,7 @@ public: /** Draws the floating objects in this buffer. */ - void DrawFloats(wxDC& dc, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int style); + void DrawFloats(wxDC& dc, wxRichTextDrawingContext& context, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int style); /** Moves an anchored object to another paragraph. @@ -3035,6 +3307,28 @@ public: */ virtual bool FindNextParagraphNumber(wxRichTextParagraph* previousParagraph, wxRichTextAttr& attr) const; + /** + Sets the properties for the given range, passing flags to determine how the + attributes are set. You can merge properties or replace them. + + The end point of range is specified as the last character position of the span + of text, plus one. So, for example, to set the properties for a character at + position 5, use the range (5,6). + + @a flags may contain a bit list of the following values: + - wxRICHTEXT_SETPROPERTIES_NONE: no flag. + - wxRICHTEXT_SETPROPERTIES_WITH_UNDO: specifies that this operation should be + undoable. + - wxRICHTEXT_SETPROPERTIES_PARAGRAPHS_ONLY: specifies that the properties should only be + applied to paragraphs, and not the content. + - wxRICHTEXT_SETPROPERTIES_CHARACTERS_ONLY: specifies that the properties should only be + applied to characters, and not the paragraph. + - wxRICHTEXT_SETPROPERTIES_RESET: resets (clears) the existing properties before applying + the new properties. + - wxRICHTEXT_SETPROPERTIES_REMOVE: removes the specified properties. + */ + virtual bool SetProperties(const wxRichTextRange& range, const wxRichTextProperties& properties, int flags = wxRICHTEXT_SETPROPERTIES_WITH_UNDO); + /** 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 @@ -3053,6 +3347,12 @@ public: virtual wxRichTextObject* Clone() const { return new wxRichTextParagraphLayoutBox(*this); } + /** + Prepares the content just before insertion (or after buffer reset). + Currently is only called if undo mode is on. + */ + virtual void PrepareContent(wxRichTextParagraphLayoutBox& container); + /** 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 @@ -3213,7 +3513,7 @@ public: // Overridables - virtual bool Draw(wxDC& dc, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int style); + virtual bool Draw(wxDC& dc, wxRichTextDrawingContext& context, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int style); virtual wxString GetXMLNodeName() const { return wxT("textbox"); } @@ -3235,108 +3535,576 @@ protected: }; /** - @class wxRichTextLine - - This object represents a line in a paragraph, and stores - offsets from the start of the paragraph representing the - start and end positions of the line. + @class wxRichTextField + + This class implements the general concept of a field, an object that represents + additional functionality such as a footnote, a bookmark, a page number, a table + of contents, and so on. Extra information (such as a bookmark name) can be stored + in the object properties. + + Drawing, layout, and property editing is delegated to classes derived + from wxRichTextFieldType, such as instances of wxRichTextFieldTypeStandard; this makes + the use of fields an efficient method of introducing extra functionality, since + most of the information required to draw a field (such as a bitmap) is kept centrally + in a single field type definition. + + The FieldType property, accessed by SetFieldType/GetFieldType, is used to retrieve + the field type definition. So be careful not to overwrite this property. + + wxRichTextField is derived from wxRichTextParagraphLayoutBox, which means that it + can contain its own read-only content, refreshed when the application calls the UpdateField + function. Whether a field is treated as a composite or a single graphic is determined + by the field type definition. If using wxRichTextFieldTypeStandard, passing the display + type wxRICHTEXT_FIELD_STYLE_COMPOSITE to the field type definition causes the field + to behave like a composite; the other display styles display a simple graphic. + When implementing a composite field, you will still need to derive from wxRichTextFieldTypeStandard + or wxRichTextFieldType, if only to implement UpdateField to refresh the field content + appropriately. wxRichTextFieldTypeStandard is only one possible implementation, but + covers common needs especially for simple, static fields using text or a bitmap. + + Register field types on application initialisation with the static function + wxRichTextBuffer::AddFieldType. They will be deleted automatically on + application exit. + + An application can write a field to a control with wxRichTextCtrl::WriteField, + taking a field type, the properties for the field, and optional attributes. @library{wxrichtext} @category{richtext} - @see wxRichTextBuffer, wxRichTextCtrl + @see wxRichTextFieldTypeStandard, wxRichTextFieldType, wxRichTextParagraphLayoutBox, wxRichTextProperties, wxRichTextCtrl */ -class WXDLLIMPEXP_RICHTEXT wxRichTextLine +class WXDLLIMPEXP_RICHTEXT wxRichTextField: public wxRichTextParagraphLayoutBox { + DECLARE_DYNAMIC_CLASS(wxRichTextField) public: // Constructors - wxRichTextLine(wxRichTextParagraph* parent); - wxRichTextLine(const wxRichTextLine& obj) { Init( NULL); Copy(obj); } - virtual ~wxRichTextLine() {} + /** + Default constructor; optionally pass the parent object. + */ + + wxRichTextField(const wxString& fieldType = wxEmptyString, wxRichTextObject* parent = NULL); + + /** + Copy constructor. + */ + + wxRichTextField(const wxRichTextField& obj): wxRichTextParagraphLayoutBox() { Copy(obj); } // Overridables -// Accessors + virtual bool Draw(wxDC& dc, wxRichTextDrawingContext& context, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int style); + + virtual bool Layout(wxDC& dc, wxRichTextDrawingContext& context, const wxRect& rect, const wxRect& parentRect, int style); + + virtual bool GetRangeSize(const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, wxRichTextDrawingContext& context, int flags, const wxPoint& position = wxPoint(0,0), const wxSize& parentSize = wxDefaultSize, wxArrayInt* partialExtents = NULL) const; + + virtual wxString GetXMLNodeName() const { return wxT("field"); } + + virtual bool CanEditProperties() const; + + virtual bool EditProperties(wxWindow* parent, wxRichTextBuffer* buffer); + + virtual wxString GetPropertiesMenuLabel() const; + + virtual bool AcceptsFocus() const { return false; } + + virtual void CalculateRange(long start, long& end); /** - Sets the range associated with this line. + If a field has children, we don't want the user to be able to edit it. */ - void SetRange(const wxRichTextRange& range) { m_range = range; } + virtual bool IsAtomic() const { return true; } + + virtual bool IsEmpty() const { return false; } + + virtual bool IsTopLevel() const; + +// Accessors + + void SetFieldType(const wxString& fieldType) { GetProperties().SetProperty(wxT("FieldType"), fieldType); } + wxString GetFieldType() const { return GetProperties().GetPropertyString(wxT("FieldType")); } + +// Operations + /** - Sets the range associated with this line. - */ - void SetRange(long from, long to) { m_range = wxRichTextRange(from, to); } + Update the field; delegated to the associated field type. This would typically expand the field to its value, + if this is a dynamically changing and/or composite field. + */ + virtual bool UpdateField(wxRichTextBuffer* buffer); + + virtual wxRichTextObject* Clone() const { return new wxRichTextField(*this); } + + void Copy(const wxRichTextField& obj); +protected: +}; + +/** + @class wxRichTextFieldType + + The base class for custom field types. Each type definition handles one + field type. Override functions to provide drawing, layout, updating and + property editing functionality for a field. + + Register field types on application initialisation with the static function + wxRichTextBuffer::AddFieldType. They will be deleted automatically on + application exit. + + @library{wxrichtext} + @category{richtext} + + @see wxRichTextFieldTypeStandard, wxRichTextField, wxRichTextCtrl +*/ + +class WXDLLIMPEXP_RICHTEXT wxRichTextFieldType: public wxObject +{ + DECLARE_CLASS(wxRichTextFieldType) +public: /** - Returns the parent paragraph. + Creates a field type definition. */ - wxRichTextParagraph* GetParent() { return m_parent; } + wxRichTextFieldType(const wxString& name = wxEmptyString) + : m_name(name) + { } /** - Returns the range. + Copy constructor. */ - const wxRichTextRange& GetRange() const { return m_range; } + wxRichTextFieldType(const wxRichTextFieldType& fieldType) + : wxObject(fieldType) + { Copy(fieldType); } + + void Copy(const wxRichTextFieldType& fieldType) { m_name = fieldType.m_name; } + /** - Returns the range. + Draw the item, within the given range. Some objects may ignore the range (for + example paragraphs) while others must obey it (lines, to implement wrapping) */ - wxRichTextRange& GetRange() { return m_range; } + virtual bool Draw(wxRichTextField* obj, wxDC& dc, wxRichTextDrawingContext& context, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int style) = 0; /** - Returns the absolute range. + Lay the item out at the specified position with the given size constraint. + Layout must set the cached size. @rect is the available space for the object, + and @a parentRect is the container that is used to determine a relative size + or position (for example if a text box must be 50% of the parent text box). */ - wxRichTextRange GetAbsoluteRange() const; + virtual bool Layout(wxRichTextField* obj, wxDC& dc, wxRichTextDrawingContext& context, const wxRect& rect, const wxRect& parentRect, int style) = 0; /** - Returns the line size as calculated by Layout. + Returns the object size for the given range. Returns @false if the range + is invalid for this object. */ - virtual wxSize GetSize() const { return m_size; } + virtual bool GetRangeSize(wxRichTextField* obj, const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, wxRichTextDrawingContext& context, int flags, const wxPoint& position = wxPoint(0,0), const wxSize& parentSize = wxDefaultSize, wxArrayInt* partialExtents = NULL) const = 0; /** - Sets the line size as calculated by Layout. + Returns @true if we can edit the object's properties via a GUI. */ - virtual void SetSize(const wxSize& sz) { m_size = sz; } + virtual bool CanEditProperties(wxRichTextField* WXUNUSED(obj)) const { return false; } /** - Returns the object position relative to the parent. + Edits the object's properties via a GUI. */ - virtual wxPoint GetPosition() const { return m_pos; } + virtual bool EditProperties(wxRichTextField* WXUNUSED(obj), wxWindow* WXUNUSED(parent), wxRichTextBuffer* WXUNUSED(buffer)) { return false; } /** - Sets the object position relative to the parent. + Returns the label to be used for the properties context menu item. */ - virtual void SetPosition(const wxPoint& pos) { m_pos = pos; } + virtual wxString GetPropertiesMenuLabel(wxRichTextField* WXUNUSED(obj)) const { return wxEmptyString; } /** - Returns the absolute object position. - */ - virtual wxPoint GetAbsolutePosition() const; + Update the field. This would typically expand the field to its value, + if this is a dynamically changing and/or composite field. + */ + virtual bool UpdateField(wxRichTextBuffer* WXUNUSED(buffer), wxRichTextField* WXUNUSED(obj)) { return false; } /** - Returns the rectangle enclosing the line. + Returns @true if this object is top-level, i.e. contains its own paragraphs, such as a text box. */ - virtual wxRect GetRect() const { return wxRect(GetAbsolutePosition(), GetSize()); } + virtual bool IsTopLevel(wxRichTextField* WXUNUSED(obj)) const { return true; } /** - Sets the stored descent. + Sets the field type name. There should be a unique name per field type object. */ - void SetDescent(int descent) { m_descent = descent; } + void SetName(const wxString& name) { m_name = name; } /** - Returns the stored descent. + Returns the field type name. There should be a unique name per field type object. */ - int GetDescent() const { return m_descent; } + wxString GetName() const { return m_name; } -#if wxRICHTEXT_USE_OPTIMIZED_LINE_DRAWING - wxArrayInt& GetObjectSizes() { return m_objectSizes; } - const wxArrayInt& GetObjectSizes() const { return m_objectSizes; } -#endif +protected: -// Operations + wxString m_name; +}; - /** - Initialises the object. +WX_DECLARE_STRING_HASH_MAP(wxRichTextFieldType*, wxRichTextFieldTypeHashMap); + +/** + @class wxRichTextFieldTypeStandard + + A field type that can handle fields with text or bitmap labels, with a small range + of styles for implementing rectangular fields and fields that can be used for start + and end tags. + + The border, text and background colours can be customised; the default is + white text on a black background. + + The following display styles can be used. + + @beginStyleTable + @style{wxRICHTEXT_FIELD_STYLE_COMPOSITE} + Creates a composite field; you will probably need to derive a new class to implement UpdateField. + @style{wxRICHTEXT_FIELD_STYLE_RECTANGLE} + Shows a rounded rectangle background. + @style{wxRICHTEXT_FIELD_STYLE_NO_BORDER} + Suppresses the background and border; mostly used with a bitmap label. + @style{wxRICHTEXT_FIELD_STYLE_START_TAG} + Shows a start tag background, with the pointy end facing right. + @style{wxRICHTEXT_FIELD_STYLE_END_TAG} + Shows an end tag background, with the pointy end facing left. + @endStyleTable + + @library{wxrichtext} + @category{richtext} + + @see wxRichTextFieldType, wxRichTextField, wxRichTextBuffer, wxRichTextCtrl +*/ + +class WXDLLIMPEXP_RICHTEXT wxRichTextFieldTypeStandard: public wxRichTextFieldType +{ + DECLARE_CLASS(wxRichTextFieldTypeStandard) +public: + + // Display style types + enum { wxRICHTEXT_FIELD_STYLE_COMPOSITE = 0x01, + wxRICHTEXT_FIELD_STYLE_RECTANGLE = 0x02, + wxRICHTEXT_FIELD_STYLE_NO_BORDER = 0x04, + wxRICHTEXT_FIELD_STYLE_START_TAG = 0x08, + wxRICHTEXT_FIELD_STYLE_END_TAG = 0x10 + }; + + /** + Constructor, creating a field type definition with a text label. + + @param parent + The name of the type definition. This must be unique, and is the type + name used when adding a field to a control. + @param label + The text label to be shown on the field. + @param displayStyle + The display style: one of wxRICHTEXT_FIELD_STYLE_RECTANGLE, + wxRICHTEXT_FIELD_STYLE_NO_BORDER, wxRICHTEXT_FIELD_STYLE_START_TAG, + wxRICHTEXT_FIELD_STYLE_END_TAG. + + */ + wxRichTextFieldTypeStandard(const wxString& name, const wxString& label, int displayStyle = wxRICHTEXT_FIELD_STYLE_RECTANGLE); + + /** + Constructor, creating a field type definition with a bitmap label. + + @param parent + The name of the type definition. This must be unique, and is the type + name used when adding a field to a control. + @param label + The bitmap label to be shown on the field. + @param displayStyle + The display style: one of wxRICHTEXT_FIELD_STYLE_RECTANGLE, + wxRICHTEXT_FIELD_STYLE_NO_BORDER, wxRICHTEXT_FIELD_STYLE_START_TAG, + wxRICHTEXT_FIELD_STYLE_END_TAG. + + */ + wxRichTextFieldTypeStandard(const wxString& name, const wxBitmap& bitmap, int displayStyle = wxRICHTEXT_FIELD_STYLE_NO_BORDER); + + /** + The default constructor. + + */ + wxRichTextFieldTypeStandard() { Init(); } + + /** + The copy constructor. + + */ + wxRichTextFieldTypeStandard(const wxRichTextFieldTypeStandard& field) + : wxRichTextFieldType(field) + { Copy(field); } + + /** + Initialises the object. + */ + void Init(); + + /** + Copies the object. + */ + void Copy(const wxRichTextFieldTypeStandard& field); + + /** + The assignment operator. + */ + void operator=(const wxRichTextFieldTypeStandard& field) { Copy(field); } + + /** + Draw the item, within the given range. Some objects may ignore the range (for + example paragraphs) while others must obey it (lines, to implement wrapping) + */ + virtual bool Draw(wxRichTextField* obj, wxDC& dc, wxRichTextDrawingContext& context, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int style); + + /** + Lay the item out at the specified position with the given size constraint. + Layout must set the cached size. @rect is the available space for the object, + and @a parentRect is the container that is used to determine a relative size + or position (for example if a text box must be 50% of the parent text box). + */ + virtual bool Layout(wxRichTextField* obj, wxDC& dc, wxRichTextDrawingContext& context, const wxRect& rect, const wxRect& parentRect, int style); + + /** + Returns the object size for the given range. Returns @false if the range + is invalid for this object. + */ + virtual bool GetRangeSize(wxRichTextField* obj, const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, wxRichTextDrawingContext& context, int flags, const wxPoint& position = wxPoint(0,0), const wxSize& parentSize = wxDefaultSize, wxArrayInt* partialExtents = NULL) const; + + /** + Get the size of the field, given the label, font size, and so on. + */ + wxSize GetSize(wxRichTextField* obj, wxDC& dc, wxRichTextDrawingContext& context, int style) const; + + /** + Returns @true if the display type is wxRICHTEXT_FIELD_STYLE_COMPOSITE, @false otherwise. + */ + virtual bool IsTopLevel(wxRichTextField* WXUNUSED(obj)) const { return (GetDisplayStyle() & wxRICHTEXT_FIELD_STYLE_COMPOSITE) != 0; } + + /** + Sets the text label for fields of this type. + */ + void SetLabel(const wxString& label) { m_label = label; } + + /** + Returns the text label for fields of this type. + */ + const wxString& GetLabel() const { return m_label; } + + /** + Sets the bitmap label for fields of this type. + */ + void SetBitmap(const wxBitmap& bitmap) { m_bitmap = bitmap; } + + /** + Gets the bitmap label for fields of this type. + */ + const wxBitmap& GetBitmap() const { return m_bitmap; } + + /** + Gets the display style for fields of this type. + */ + int GetDisplayStyle() const { return m_displayStyle; } + + /** + Sets the display style for fields of this type. + */ + void SetDisplayStyle(int displayStyle) { m_displayStyle = displayStyle; } + + /** + Gets the font used for drawing the text label. + */ + const wxFont& GetFont() const { return m_font; } + + /** + Sets the font used for drawing the text label. + */ + void SetFont(const wxFont& font) { m_font = font; } + + /** + Gets the colour used for drawing the text label. + */ + const wxColour& GetTextColour() const { return m_textColour; } + + /** + Sets the colour used for drawing the text label. + */ + void SetTextColour(const wxColour& colour) { m_textColour = colour; } + + /** + Gets the colour used for drawing the field border. + */ + const wxColour& GetBorderColour() const { return m_borderColour; } + + /** + Sets the colour used for drawing the field border. + */ + void SetBorderColour(const wxColour& colour) { m_borderColour = colour; } + + /** + Gets the colour used for drawing the field background. + */ + const wxColour& GetBackgroundColour() const { return m_backgroundColour; } + + /** + Sets the colour used for drawing the field background. + */ + void SetBackgroundColour(const wxColour& colour) { m_backgroundColour = colour; } + + /** + Sets the vertical padding (the distance between the border and the text). + */ + void SetVerticalPadding(int padding) { m_verticalPadding = padding; } + + /** + Gets the vertical padding (the distance between the border and the text). + */ + int GetVerticalPadding() const { return m_verticalPadding; } + + /** + Sets the horizontal padding (the distance between the border and the text). + */ + void SetHorizontalPadding(int padding) { m_horizontalPadding = padding; } + + /** + Sets the horizontal padding (the distance between the border and the text). + */ + int GetHorizontalPadding() const { return m_horizontalPadding; } + + /** + Sets the horizontal margin surrounding the field object. + */ + void SetHorizontalMargin(int margin) { m_horizontalMargin = margin; } + + /** + Gets the horizontal margin surrounding the field object. + */ + int GetHorizontalMargin() const { return m_horizontalMargin; } + + /** + Sets the vertical margin surrounding the field object. + */ + void SetVerticalMargin(int margin) { m_verticalMargin = margin; } + + /** + Gets the vertical margin surrounding the field object. + */ + int GetVerticalMargin() const { return m_verticalMargin; } + +protected: + + wxString m_label; + int m_displayStyle; + wxFont m_font; + wxColour m_textColour; + wxColour m_borderColour; + wxColour m_backgroundColour; + int m_verticalPadding; + int m_horizontalPadding; + int m_horizontalMargin; + int m_verticalMargin; + wxBitmap m_bitmap; +}; + +/** + @class wxRichTextLine + + This object represents a line in a paragraph, and stores + offsets from the start of the paragraph representing the + start and end positions of the line. + + @library{wxrichtext} + @category{richtext} + + @see wxRichTextBuffer, wxRichTextCtrl +*/ + +class WXDLLIMPEXP_RICHTEXT wxRichTextLine +{ +public: +// Constructors + + wxRichTextLine(wxRichTextParagraph* parent); + wxRichTextLine(const wxRichTextLine& obj) { Init( NULL); Copy(obj); } + virtual ~wxRichTextLine() {} + +// Overridables + +// Accessors + + /** + Sets the range associated with this line. + */ + void SetRange(const wxRichTextRange& range) { m_range = range; } + /** + Sets the range associated with this line. + */ + void SetRange(long from, long to) { m_range = wxRichTextRange(from, to); } + + /** + Returns the parent paragraph. + */ + wxRichTextParagraph* GetParent() { return m_parent; } + + /** + Returns the range. + */ + const wxRichTextRange& GetRange() const { return m_range; } + /** + Returns the range. + */ + wxRichTextRange& GetRange() { return m_range; } + + /** + Returns the absolute range. + */ + wxRichTextRange GetAbsoluteRange() const; + + /** + Returns the line size as calculated by Layout. + */ + virtual wxSize GetSize() const { return m_size; } + + /** + Sets the line size as calculated by Layout. + */ + virtual void SetSize(const wxSize& sz) { m_size = sz; } + + /** + Returns the object position relative to the parent. + */ + virtual wxPoint GetPosition() const { return m_pos; } + + /** + Sets the object position relative to the parent. + */ + virtual void SetPosition(const wxPoint& pos) { m_pos = pos; } + + /** + Returns the absolute object position. + */ + virtual wxPoint GetAbsolutePosition() const; + + /** + Returns the rectangle enclosing the line. + */ + virtual wxRect GetRect() const { return wxRect(GetAbsolutePosition(), GetSize()); } + + /** + Sets the stored descent. + */ + void SetDescent(int descent) { m_descent = descent; } + + /** + Returns the stored 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 + + /** + Initialises the object. */ void Init(wxRichTextParagraph* parent); @@ -3400,15 +4168,15 @@ public: // Overridables - virtual bool Draw(wxDC& dc, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int style); + virtual bool Draw(wxDC& dc, wxRichTextDrawingContext& context, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int style); - virtual bool Layout(wxDC& dc, const wxRect& rect, int style); + virtual bool Layout(wxDC& dc, wxRichTextDrawingContext& context, const wxRect& rect, const wxRect& parentRect, int style); - virtual bool GetRangeSize(const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, int flags, wxPoint position = wxPoint(0,0), wxArrayInt* partialExtents = NULL) const; + virtual bool GetRangeSize(const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, wxRichTextDrawingContext& context, int flags, const wxPoint& position = wxPoint(0,0), const wxSize& parentSize = wxDefaultSize, wxArrayInt* partialExtents = NULL) const; - virtual bool FindPosition(wxDC& dc, long index, wxPoint& pt, int* height, bool forceLineStart); + virtual bool FindPosition(wxDC& dc, wxRichTextDrawingContext& context, long index, wxPoint& pt, int* height, bool forceLineStart); - virtual int HitTest(wxDC& dc, const wxPoint& pt, long& textPosition, wxRichTextObject** obj, wxRichTextObject** contextObj, int flags = 0); + virtual int HitTest(wxDC& dc, wxRichTextDrawingContext& context, const wxPoint& pt, long& textPosition, wxRichTextObject** obj, wxRichTextObject** contextObj, int flags = 0); virtual void CalculateRange(long start, long& end); @@ -3473,7 +4241,7 @@ public: Finds a suitable wrap position. @a 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, wxArrayInt* partialExtents); + bool FindWrapPosition(const wxRichTextRange& range, wxDC& dc, wxRichTextDrawingContext& context, int availableSpace, long& wrapPosition, wxArrayInt* partialExtents); /** Finds the object at the given position. @@ -3529,7 +4297,7 @@ public: /** Lays out the floating objects. */ - void LayoutFloat(wxDC& dc, const wxRect& rect, int style, wxRichTextFloatCollector* floatCollector); + void LayoutFloat(wxDC& dc, wxRichTextDrawingContext& context, const wxRect& rect, const wxRect& parentRect, int style, wxRichTextFloatCollector* floatCollector); protected: @@ -3571,11 +4339,11 @@ public: // Overridables - virtual bool Draw(wxDC& dc, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int style); + virtual bool Draw(wxDC& dc, wxRichTextDrawingContext& context, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int style); - virtual bool Layout(wxDC& dc, const wxRect& rect, int style); + virtual bool Layout(wxDC& dc, wxRichTextDrawingContext& context, const wxRect& rect, const wxRect& parentRect, int style); - virtual bool GetRangeSize(const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, int flags, wxPoint position = wxPoint(0,0), wxArrayInt* partialExtents = NULL) const; + virtual bool GetRangeSize(const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, wxRichTextDrawingContext& context, int flags, const wxPoint& position = wxPoint(0,0), const wxSize& parentSize = wxDefaultSize, wxArrayInt* partialExtents = NULL) const; virtual wxString GetTextForRange(const wxRichTextRange& range) const; @@ -3587,12 +4355,16 @@ public: virtual bool IsEmpty() const { return m_text.empty(); } - virtual bool CanMerge(wxRichTextObject* object) const; + virtual bool CanMerge(wxRichTextObject* object, wxRichTextDrawingContext& context) const; - virtual bool Merge(wxRichTextObject* object); + virtual bool Merge(wxRichTextObject* object, wxRichTextDrawingContext& context); virtual void Dump(wxTextOutputStream& stream); + virtual bool CanSplit(wxRichTextDrawingContext& context) const; + + virtual wxRichTextObject* Split(wxRichTextDrawingContext& context); + /** Get the first position from pos that has a line break character. */ @@ -3828,7 +4600,7 @@ public: /** Default constructor. */ - wxRichTextImage(wxRichTextObject* parent = NULL): wxRichTextObject(parent) { } + wxRichTextImage(wxRichTextObject* parent = NULL): wxRichTextObject(parent) { Init(); } /** Creates a wxRichTextImage from a wxImage. @@ -3845,13 +4617,23 @@ public: */ wxRichTextImage(const wxRichTextImage& obj): wxRichTextObject(obj) { Copy(obj); } + /** + Destructor. + */ + ~wxRichTextImage(); + + /** + Initialisation. + */ + void Init(); + // Overridables - virtual bool Draw(wxDC& dc, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int style); + virtual bool Draw(wxDC& dc, wxRichTextDrawingContext& context, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int style); - virtual bool Layout(wxDC& dc, const wxRect& rect, int style); + virtual bool Layout(wxDC& dc, wxRichTextDrawingContext& context, const wxRect& rect, const wxRect& parentRect, int style); - virtual bool GetRangeSize(const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, int flags, wxPoint position = wxPoint(0,0), wxArrayInt* partialExtents = NULL) const; + virtual bool GetRangeSize(const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, wxRichTextDrawingContext& context, int flags, const wxPoint& position = wxPoint(0,0), const wxSize& parentSize = wxDefaultSize, wxArrayInt* partialExtents = NULL) const; /** Returns the 'natural' size for this object - the image size. @@ -3895,12 +4677,12 @@ public: /** Sets the image cache. */ - void SetImageCache(const wxBitmap& bitmap) { m_imageCache = bitmap; } + void SetImageCache(const wxBitmap& bitmap) { m_imageCache = bitmap; m_originalImageSize = wxSize(bitmap.GetWidth(), bitmap.GetHeight()); } /** Resets the image cache. */ - void ResetImageCache() { m_imageCache = wxNullBitmap; } + void ResetImageCache() { m_imageCache = wxNullBitmap; m_originalImageSize = wxSize(-1, -1); } /** Returns the image block containing the raw data. @@ -3922,11 +4704,22 @@ public: /** Creates a cached image at the required size. */ - virtual bool LoadImageCache(wxDC& dc, bool resetCache = false); + virtual bool LoadImageCache(wxDC& dc, bool resetCache = false, const wxSize& parentSize = wxDefaultSize); + + /** + Gets the original image size. + */ + wxSize GetOriginalImageSize() const { return m_originalImageSize; } + + /** + Sets the original image size. + */ + void SetOriginalImageSize(const wxSize& sz) { m_originalImageSize = sz; } protected: wxRichTextImageBlock m_imageBlock; wxBitmap m_imageCache; + wxSize m_originalImageSize; }; class WXDLLIMPEXP_FWD_RICHTEXT wxRichTextCommand; @@ -4012,6 +4805,31 @@ public: */ void SetFontTable(const wxRichTextFontTable& table) { m_fontTable = table; } + /** + Sets the scale factor for displaying fonts, for example for more comfortable + editing. + */ + void SetFontScale(double fontScale); + + /** + Returns the scale factor for displaying fonts, for example for more comfortable + editing. + */ + double GetFontScale() const { return m_fontScale; } + + /** + Sets the scale factor for displaying certain dimensions such as indentation and + inter-paragraph spacing. This can be useful when editing in a small control + where you still want legible text, but a minimum of wasted white space. + */ + void SetDimensionScale(double dimScale); + + /** + Returns the scale factor for displaying certain dimensions such as indentation + and inter-paragraph spacing. + */ + double GetDimensionScale() const { return m_dimensionScale; } + // Operations /** @@ -4395,7 +5213,7 @@ public: // Implementation - virtual int HitTest(wxDC& dc, const wxPoint& pt, long& textPosition, wxRichTextObject** obj, wxRichTextObject** contextObj, int flags = 0); + virtual int HitTest(wxDC& dc, wxRichTextDrawingContext& context, const wxPoint& pt, long& textPosition, wxRichTextObject** obj, wxRichTextObject** contextObj, int flags = 0); /** Copies the buffer. @@ -4520,6 +5338,68 @@ public: */ static void InitStandardHandlers(); + /** + Returns the drawing handlers. + */ + static wxList& GetDrawingHandlers() { return sm_drawingHandlers; } + + /** + Adds a drawing handler to the end. + */ + static void AddDrawingHandler(wxRichTextDrawingHandler *handler); + + /** + Inserts a drawing handler at the front. + */ + static void InsertDrawingHandler(wxRichTextDrawingHandler *handler); + + /** + Removes a drawing handler. + */ + static bool RemoveDrawingHandler(const wxString& name); + + /** + Finds a drawing handler by name. + */ + static wxRichTextDrawingHandler *FindDrawingHandler(const wxString& name); + + /** + Clean up drawing handlers. + */ + static void CleanUpDrawingHandlers(); + + /** + Returns the field types. + */ + static wxRichTextFieldTypeHashMap& GetFieldTypes() { return sm_fieldTypes; } + + /** + Adds a field type. + + @see RemoveFieldType(), FindFieldType(), wxRichTextField, wxRichTextFieldType, wxRichTextFieldTypeStandard + + */ + static void AddFieldType(wxRichTextFieldType *fieldType); + + /** + Removes a field type by name. + + @see AddFieldType(), FindFieldType(), wxRichTextField, wxRichTextFieldType, wxRichTextFieldTypeStandard + */ + static bool RemoveFieldType(const wxString& name); + + /** + Finds a field type by name. + + @see RemoveFieldType(), AddFieldType(), wxRichTextField, wxRichTextFieldType, wxRichTextFieldTypeStandard + */ + static wxRichTextFieldType *FindFieldType(const wxString& name); + + /** + Cleans up field types. + */ + static void CleanUpFieldTypes(); + /** Returns the renderer object. */ @@ -4565,6 +5445,19 @@ public: */ void SetScale(double scale) { m_scale = scale; } + /** + Sets the floating layout mode. Pass @false to speed up editing by not performing + floating layout. This setting affects all buffers. + + */ + static void SetFloatingLayoutMode(bool mode) { sm_floatingLayoutMode = mode; } + + /** + Returns the floating layout mode. The default is @true, where objects + are laid out according to their floating status. + */ + static bool GetFloatingLayoutMode() { return sm_floatingLayoutMode; } + protected: /// Command processor @@ -4603,6 +5496,12 @@ protected: /// File handlers static wxList sm_handlers; + /// Drawing handlers + static wxList sm_drawingHandlers; + + /// Field types + static wxRichTextFieldTypeHashMap sm_fieldTypes; + /// Renderer static wxRichTextRenderer* sm_renderer; @@ -4612,8 +5511,17 @@ protected: /// Factor to multiply by character height to get a reasonable bullet size static float sm_bulletProportion; + /// Floating layout mode, @true by default + static bool sm_floatingLayoutMode; + /// Scaling factor in use: needed to calculate correct dimensions when printing double m_scale; + + /// Font scale for adjusting the text size when editing + double m_fontScale; + + /// Dimension scale for reducing redundant whitespace when editing + double m_dimensionScale; }; /** @@ -4642,7 +5550,7 @@ public: // Overridables - virtual bool Draw(wxDC& dc, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int style); + virtual bool Draw(wxDC& dc, wxRichTextDrawingContext& context, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int style); virtual wxString GetXMLNodeName() const { return wxT("cell"); } @@ -4654,6 +5562,14 @@ public: // Accessors + int GetColspan() const; + + void SetColspan(long span) { GetProperties().SetProperty(wxT("colspan"), span); } + + int GetRowspan() const; + + void SetRowspan(long span) { GetProperties().SetProperty(wxT("rowspan"), span); } + // Operations virtual wxRichTextObject* Clone() const { return new wxRichTextCell(*this); } @@ -4670,7 +5586,7 @@ protected: */ WX_DEFINE_ARRAY_PTR(wxRichTextObject*, wxRichTextObjectPtrArray); -WX_DECLARE_OBJARRAY(wxRichTextObjectPtrArray, wxRichTextObjectPtrArrayArray); +WX_DECLARE_USER_EXPORTED_OBJARRAY(wxRichTextObjectPtrArray, wxRichTextObjectPtrArrayArray, WXDLLIMPEXP_RICHTEXT); class WXDLLIMPEXP_RICHTEXT wxRichTextTable: public wxRichTextBox { @@ -4693,13 +5609,13 @@ public: // Overridables - virtual bool Draw(wxDC& dc, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int style); + virtual bool Draw(wxDC& dc, wxRichTextDrawingContext& context, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int style); virtual wxString GetXMLNodeName() const { return wxT("table"); } - virtual bool Layout(wxDC& dc, const wxRect& rect, int style); + virtual bool Layout(wxDC& dc, wxRichTextDrawingContext& context, const wxRect& rect, const wxRect& parentRect, int style); - virtual bool GetRangeSize(const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, int flags, wxPoint position = wxPoint(0,0), wxArrayInt* partialExtents = NULL) const; + virtual bool GetRangeSize(const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, wxRichTextDrawingContext& context, int flags, const wxPoint& position = wxPoint(0,0), const wxSize& parentSize = wxDefaultSize, wxArrayInt* partialExtents = NULL) const; virtual bool DeleteRange(const wxRichTextRange& range); @@ -4717,7 +5633,7 @@ public: virtual bool ExportXML(wxXmlNode* parent, wxRichTextXMLHandler* handler); #endif - virtual bool FindPosition(wxDC& dc, long index, wxPoint& pt, int* height, bool forceLineStart); + virtual bool FindPosition(wxDC& dc, wxRichTextDrawingContext& context, long index, wxPoint& pt, int* height, bool forceLineStart); virtual void CalculateRange(long start, long& end); @@ -4776,6 +5692,11 @@ public: */ virtual bool GetCellRowColumnPosition(long pos, int& row, int& col) const; + /** + Returns the coordinates of the cell with keyboard focus, or (-1,-1) if none. + */ + virtual wxPosition GetFocusedCell() const; + // Operations /** @@ -4854,6 +5775,7 @@ enum wxRichTextCommandId wxRICHTEXT_DELETE, wxRICHTEXT_CHANGE_ATTRIBUTES, wxRICHTEXT_CHANGE_STYLE, + wxRICHTEXT_CHANGE_PROPERTIES, wxRICHTEXT_CHANGE_OBJECT }; @@ -5053,6 +5975,12 @@ public: */ wxRichTextObject* GetObject() const { return m_object; } + /** + Stores the object to replace the one at the position defined by the container address + without making an address for it (cf SetObject() and MakeObject()). + */ + void StoreObject(wxRichTextObject* obj) { m_object = obj; } + /** Sets the object to replace the one at the position defined by the container address and the action's range start position. @@ -5267,12 +6195,12 @@ public: virtual void SetVisible(bool visible) { m_visible = visible; } /** - Sets the name of the nandler. + Sets the name of the handler. */ void SetName(const wxString& name) { m_name = name; } /** - Returns the name of the nandler. + Returns the name of the handler. */ wxString GetName() const { return m_name; } @@ -5381,6 +6309,79 @@ protected: }; +/** + @class wxRichTextDrawingHandler + + The base class for custom drawing handlers. + Currently, drawing handlers can provide virtual attributes. + + @library{wxrichtext} + @category{richtext} + + @see wxRichTextBuffer, wxRichTextCtrl +*/ + +class WXDLLIMPEXP_RICHTEXT wxRichTextDrawingHandler: public wxObject +{ + DECLARE_CLASS(wxRichTextDrawingHandler) +public: + /** + Creates a drawing handler object. + */ + wxRichTextDrawingHandler(const wxString& name = wxEmptyString) + : m_name(name) + { } + + /** + Returns @true if this object has virtual attributes that we can provide. + */ + virtual bool HasVirtualAttributes(wxRichTextObject* obj) const = 0; + + /** + Provides virtual attributes that we can provide. + */ + virtual bool GetVirtualAttributes(wxRichTextAttr& attr, wxRichTextObject* obj) const = 0; + + /** + Gets the count for mixed virtual attributes for individual positions within the object. + For example, individual characters within a text object may require special highlighting. + */ + virtual int GetVirtualSubobjectAttributesCount(wxRichTextObject* obj) const = 0; + + /** + Gets the mixed virtual attributes for individual positions within the object. + For example, individual characters within a text object may require special highlighting. + Returns the number of virtual attributes found. + */ + virtual int GetVirtualSubobjectAttributes(wxRichTextObject* obj, wxArrayInt& positions, wxRichTextAttrArray& attributes) const = 0; + + /** + Do we have virtual text for this object? Virtual text allows an application + to replace characters in an object for editing and display purposes, for example + for highlighting special characters. + */ + virtual bool HasVirtualText(const wxRichTextPlainText* obj) const = 0; + + /** + Gets the virtual text for this object. + */ + virtual bool GetVirtualText(const wxRichTextPlainText* obj, wxString& text) const = 0; + + /** + Sets the name of the handler. + */ + void SetName(const wxString& name) { m_name = name; } + + /** + Returns the name of the handler. + */ + wxString GetName() const { return m_name; } + +protected: + + wxString m_name; +}; + #if wxUSE_DATAOBJ /** @@ -5523,10 +6524,6 @@ inline bool wxRichTextHasStyle(int flags, int style) 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. -WXDLLIMPEXP_RICHTEXT bool wxTextAttrEqPartial(const wxRichTextAttr& attr1, const wxRichTextAttr& attr2); - /// Apply one style to another WXDLLIMPEXP_RICHTEXT bool wxRichTextApplyStyle(wxRichTextAttr& destStyle, const wxRichTextAttr& style, wxRichTextAttr* compareWith = NULL);