X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/1b941f2d3143c1205fc7c5b01bd254781db728b3..213ad8e72cb6e838d15bf54145d661b081dca308:/include/wx/gdicmn.h diff --git a/include/wx/gdicmn.h b/include/wx/gdicmn.h index 83858f5c85..b6faf8900d 100644 --- a/include/wx/gdicmn.h +++ b/include/wx/gdicmn.h @@ -5,7 +5,7 @@ // Modified by: // Created: 01/02/97 // RCS-ID: $Id$ -// Copyright: (c) +// Copyright: (c) Julian Smart // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// @@ -16,15 +16,12 @@ // headers // --------------------------------------------------------------------------- -#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) - #pragma interface "gdicmn.h" -#endif - -#include "wx/setup.h" +#include "wx/defs.h" #include "wx/list.h" #include "wx/string.h" #include "wx/fontenc.h" #include "wx/hashmap.h" +#include "wx/math.h" // --------------------------------------------------------------------------- // forward declarations @@ -217,9 +214,15 @@ public: bool operator==(const wxSize& sz) const { return x == sz.x && y == sz.y; } bool operator!=(const wxSize& sz) const { return x != sz.x || y != sz.y; } - // FIXME are these really useful? If they're, we should have += &c as well - wxSize operator+(const wxSize& sz) { return wxSize(x + sz.x, y + sz.y); } - wxSize operator-(const wxSize& sz) { return wxSize(x - sz.x, y - sz.y); } + wxSize operator+(const wxSize& sz) const { return wxSize(x + sz.x, y + sz.y); } + wxSize operator-(const wxSize& sz) const { return wxSize(x - sz.x, y - sz.y); } + wxSize operator/(int i) const { return wxSize(x / i, y / i); } + wxSize operator*(int i) const { return wxSize(x * i, y * i); } + + wxSize& operator+=(const wxSize& sz) { x += sz.x; y += sz.y; return *this; } + wxSize& operator-=(const wxSize& sz) { x -= sz.x; y -= sz.y; return *this; } + wxSize& operator/=(const int i) { x /= i; y /= i; return *this; } + wxSize& operator*=(const int i) { x *= i; y *= i; return *this; } void IncTo(const wxSize& sz) { if ( sz.x > x ) x = sz.x; if ( sz.y > y ) y = sz.y; } @@ -267,10 +270,14 @@ public: wxRealPoint operator+(const wxRealPoint& pt) const { return wxRealPoint(x + pt.x, y + pt.y); } wxRealPoint operator-(const wxRealPoint& pt) const { return wxRealPoint(x - pt.x, y - pt.y); } - bool operator==(const wxRealPoint& pt) const { return x == pt.x && y == pt.y; } - bool operator!=(const wxRealPoint& pt) const { return x != pt.x || y != pt.y; } + bool operator==(const wxRealPoint& pt) const + { + return wxIsSameDouble(x, pt.x) && wxIsSameDouble(y, pt.y); + } + bool operator!=(const wxRealPoint& pt) const { return !(*this == pt); } }; + class WXDLLEXPORT wxPoint { public: @@ -313,7 +320,12 @@ public: : x(xx), y(yy), width(ww), height(hh) { } wxRect(const wxPoint& topLeft, const wxPoint& bottomRight); - wxRect(const wxPoint& pos, const wxSize& size); + wxRect(const wxPoint& pt, const wxSize& size) + : x(pt.x), y(pt.y), width(size.x), height(size.y) + { } + wxRect(const wxSize& size) + : x(0), y(0), width(size.x), height(size.y) + { } // default copy ctor and assignment operators ok @@ -335,6 +347,8 @@ public: wxSize GetSize() const { return wxSize(width, height); } void SetSize( const wxSize &s ) { width = s.GetWidth(); height = s.GetHeight(); } + bool IsEmpty() const { return (width <= 0) || (height <= 0); } + wxPoint GetTopLeft() const { return GetPosition(); } wxPoint GetLeftTop() const { return GetTopLeft(); } void SetTopLeft(const wxPoint &p) { SetPosition(p); } @@ -385,8 +399,13 @@ public: return r; } - wxRect operator+(const wxRect& rect) const; - wxRect& operator+=(const wxRect& rect); + wxRect& Union(const wxRect& rect); + wxRect Union(const wxRect& rect) const + { + wxRect r = *this; + r.Union(rect); + return r; + } // compare rectangles bool operator==(const wxRect& rect) const; @@ -399,6 +418,30 @@ public: // return true if the rectangles have a non empty intersection bool Intersects(const wxRect& rect) const; + + // these are like Union() but don't ignore empty rectangles + wxRect operator+(const wxRect& rect) const; + wxRect& operator+=(const wxRect& rect) + { + *this = *this + rect; + return *this; + } + + + // centre this rectangle in the given (usually, but not necessarily, + // larger) one + wxRect CentreIn(const wxRect& r, int dir = wxBOTH) const + { + return wxRect(dir & wxHORIZONTAL ? r.x + (r.width - width)/2 : x, + dir & wxVERTICAL ? r.y + (r.height - height)/2 : y, + width, height); + } + + wxRect CenterIn(const wxRect& r, int dir = wxBOTH) const + { + return CentreIn(r, dir); + } + public: int x, y, width, height; }; @@ -428,7 +471,7 @@ public: void AddBrush(wxBrush *brush); void RemoveBrush(wxBrush *brush); - wxBrush *FindOrCreateBrush(const wxColour& colour, int style); + wxBrush *FindOrCreateBrush(const wxColour& colour, int style = wxSOLID); }; class WXDLLEXPORT wxFontList : public wxList @@ -503,71 +546,71 @@ public: // --------------------------------------------------------------------------- // Lists of GDI objects -WXDLLEXPORT_DATA(extern wxPenList*) wxThePenList; -WXDLLEXPORT_DATA(extern wxBrushList*) wxTheBrushList; -WXDLLEXPORT_DATA(extern wxFontList*) wxTheFontList; -WXDLLEXPORT_DATA(extern wxBitmapList*) wxTheBitmapList; +extern WXDLLEXPORT_DATA(wxPenList*) wxThePenList; +extern WXDLLEXPORT_DATA(wxBrushList*) wxTheBrushList; +extern WXDLLEXPORT_DATA(wxFontList*) wxTheFontList; +extern WXDLLEXPORT_DATA(wxBitmapList*) wxTheBitmapList; // Stock objects -WXDLLEXPORT_DATA(extern wxFont*) wxNORMAL_FONT; -WXDLLEXPORT_DATA(extern wxFont*) wxSMALL_FONT; -WXDLLEXPORT_DATA(extern wxFont*) wxITALIC_FONT; -WXDLLEXPORT_DATA(extern wxFont*) wxSWISS_FONT; - -WXDLLEXPORT_DATA(extern wxPen*) wxRED_PEN; -WXDLLEXPORT_DATA(extern wxPen*) wxCYAN_PEN; -WXDLLEXPORT_DATA(extern wxPen*) wxGREEN_PEN; -WXDLLEXPORT_DATA(extern wxPen*) wxBLACK_PEN; -WXDLLEXPORT_DATA(extern wxPen*) wxWHITE_PEN; -WXDLLEXPORT_DATA(extern wxPen*) wxTRANSPARENT_PEN; -WXDLLEXPORT_DATA(extern wxPen*) wxBLACK_DASHED_PEN; -WXDLLEXPORT_DATA(extern wxPen*) wxGREY_PEN; -WXDLLEXPORT_DATA(extern wxPen*) wxMEDIUM_GREY_PEN; -WXDLLEXPORT_DATA(extern wxPen*) wxLIGHT_GREY_PEN; - -WXDLLEXPORT_DATA(extern wxBrush*) wxBLUE_BRUSH; -WXDLLEXPORT_DATA(extern wxBrush*) wxGREEN_BRUSH; -WXDLLEXPORT_DATA(extern wxBrush*) wxWHITE_BRUSH; -WXDLLEXPORT_DATA(extern wxBrush*) wxBLACK_BRUSH; -WXDLLEXPORT_DATA(extern wxBrush*) wxGREY_BRUSH; -WXDLLEXPORT_DATA(extern wxBrush*) wxMEDIUM_GREY_BRUSH; -WXDLLEXPORT_DATA(extern wxBrush*) wxLIGHT_GREY_BRUSH; -WXDLLEXPORT_DATA(extern wxBrush*) wxTRANSPARENT_BRUSH; -WXDLLEXPORT_DATA(extern wxBrush*) wxCYAN_BRUSH; -WXDLLEXPORT_DATA(extern wxBrush*) wxRED_BRUSH; - -WXDLLEXPORT_DATA(extern wxColour*) wxBLACK; -WXDLLEXPORT_DATA(extern wxColour*) wxWHITE; -WXDLLEXPORT_DATA(extern wxColour*) wxRED; -WXDLLEXPORT_DATA(extern wxColour*) wxBLUE; -WXDLLEXPORT_DATA(extern wxColour*) wxGREEN; -WXDLLEXPORT_DATA(extern wxColour*) wxCYAN; -WXDLLEXPORT_DATA(extern wxColour*) wxLIGHT_GREY; +extern WXDLLEXPORT_DATA(wxFont*) wxNORMAL_FONT; +extern WXDLLEXPORT_DATA(wxFont*) wxSMALL_FONT; +extern WXDLLEXPORT_DATA(wxFont*) wxITALIC_FONT; +extern WXDLLEXPORT_DATA(wxFont*) wxSWISS_FONT; + +extern WXDLLEXPORT_DATA(wxPen*) wxRED_PEN; +extern WXDLLEXPORT_DATA(wxPen*) wxCYAN_PEN; +extern WXDLLEXPORT_DATA(wxPen*) wxGREEN_PEN; +extern WXDLLEXPORT_DATA(wxPen*) wxBLACK_PEN; +extern WXDLLEXPORT_DATA(wxPen*) wxWHITE_PEN; +extern WXDLLEXPORT_DATA(wxPen*) wxTRANSPARENT_PEN; +extern WXDLLEXPORT_DATA(wxPen*) wxBLACK_DASHED_PEN; +extern WXDLLEXPORT_DATA(wxPen*) wxGREY_PEN; +extern WXDLLEXPORT_DATA(wxPen*) wxMEDIUM_GREY_PEN; +extern WXDLLEXPORT_DATA(wxPen*) wxLIGHT_GREY_PEN; + +extern WXDLLEXPORT_DATA(wxBrush*) wxBLUE_BRUSH; +extern WXDLLEXPORT_DATA(wxBrush*) wxGREEN_BRUSH; +extern WXDLLEXPORT_DATA(wxBrush*) wxWHITE_BRUSH; +extern WXDLLEXPORT_DATA(wxBrush*) wxBLACK_BRUSH; +extern WXDLLEXPORT_DATA(wxBrush*) wxGREY_BRUSH; +extern WXDLLEXPORT_DATA(wxBrush*) wxMEDIUM_GREY_BRUSH; +extern WXDLLEXPORT_DATA(wxBrush*) wxLIGHT_GREY_BRUSH; +extern WXDLLEXPORT_DATA(wxBrush*) wxTRANSPARENT_BRUSH; +extern WXDLLEXPORT_DATA(wxBrush*) wxCYAN_BRUSH; +extern WXDLLEXPORT_DATA(wxBrush*) wxRED_BRUSH; + +extern WXDLLEXPORT_DATA(wxColour*) wxBLACK; +extern WXDLLEXPORT_DATA(wxColour*) wxWHITE; +extern WXDLLEXPORT_DATA(wxColour*) wxRED; +extern WXDLLEXPORT_DATA(wxColour*) wxBLUE; +extern WXDLLEXPORT_DATA(wxColour*) wxGREEN; +extern WXDLLEXPORT_DATA(wxColour*) wxCYAN; +extern WXDLLEXPORT_DATA(wxColour*) wxLIGHT_GREY; // 'Null' objects -WXDLLEXPORT_DATA(extern wxBitmap) wxNullBitmap; -WXDLLEXPORT_DATA(extern wxIcon) wxNullIcon; -WXDLLEXPORT_DATA(extern wxCursor) wxNullCursor; -WXDLLEXPORT_DATA(extern wxPen) wxNullPen; -WXDLLEXPORT_DATA(extern wxBrush) wxNullBrush; -WXDLLEXPORT_DATA(extern wxPalette) wxNullPalette; -WXDLLEXPORT_DATA(extern wxFont) wxNullFont; -WXDLLEXPORT_DATA(extern wxColour) wxNullColour; +extern WXDLLEXPORT_DATA(wxBitmap) wxNullBitmap; +extern WXDLLEXPORT_DATA(wxIcon) wxNullIcon; +extern WXDLLEXPORT_DATA(wxCursor) wxNullCursor; +extern WXDLLEXPORT_DATA(wxPen) wxNullPen; +extern WXDLLEXPORT_DATA(wxBrush) wxNullBrush; +extern WXDLLEXPORT_DATA(wxPalette) wxNullPalette; +extern WXDLLEXPORT_DATA(wxFont) wxNullFont; +extern WXDLLEXPORT_DATA(wxColour) wxNullColour; // Stock cursors types -WXDLLEXPORT_DATA(extern wxCursor*) wxSTANDARD_CURSOR; -WXDLLEXPORT_DATA(extern wxCursor*) wxHOURGLASS_CURSOR; -WXDLLEXPORT_DATA(extern wxCursor*) wxCROSS_CURSOR; +extern WXDLLEXPORT_DATA(wxCursor*) wxSTANDARD_CURSOR; +extern WXDLLEXPORT_DATA(wxCursor*) wxHOURGLASS_CURSOR; +extern WXDLLEXPORT_DATA(wxCursor*) wxCROSS_CURSOR; -WXDLLEXPORT_DATA(extern wxColourDatabase*) wxTheColourDatabase; +extern WXDLLEXPORT_DATA(wxColourDatabase*) wxTheColourDatabase; -WXDLLEXPORT_DATA(extern const wxChar*) wxPanelNameStr; +extern WXDLLEXPORT_DATA(const wxChar) wxPanelNameStr[]; -WXDLLEXPORT_DATA(extern const wxSize) wxDefaultSize; -WXDLLEXPORT_DATA(extern const wxPoint) wxDefaultPosition; +extern WXDLLEXPORT_DATA(const wxSize) wxDefaultSize; +extern WXDLLEXPORT_DATA(const wxPoint) wxDefaultPosition; // The list of objects which should be deleted -WXDLLEXPORT_DATA(extern wxList) wxPendingDelete; +extern WXDLLEXPORT_DATA(wxList) wxPendingDelete; // --------------------------------------------------------------------------- // global functions