X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/6db90681cf0b58209a061561f5d3624f6eda8024..794bcc2dea743ac907b839f54e451847c9ea4b72:/include/wx/dc.h?ds=sidebyside diff --git a/include/wx/dc.h b/include/wx/dc.h index e6183bf8b9..551e35da34 100644 --- a/include/wx/dc.h +++ b/include/wx/dc.h @@ -1,3 +1,14 @@ +///////////////////////////////////////////////////////////////////////////// +// Name: dc.h +// Purpose: wxDC class +// Author: Vadim Zeitlin +// Modified by: +// Created: 05/25/99 +// RCS-ID: $Id$ +// Copyright: (c) wxWindows team +// Licence: wxWindows licence +///////////////////////////////////////////////////////////////////////////// + #ifndef _WX_DC_H_BASE_ #define _WX_DC_H_BASE_ @@ -20,14 +31,6 @@ #include "wx/list.h" // we use wxList in inline functions -// --------------------------------------------------------------------------- -// types -// --------------------------------------------------------------------------- - -// type which should be used (whenever possible, i.e. as long as it doesn't -// break compatibility) for screen coordinates -typedef int wxCoord; - // --------------------------------------------------------------------------- // global variables // --------------------------------------------------------------------------- @@ -40,8 +43,6 @@ WXDLLEXPORT_DATA(extern int) wxPageNumber; class WXDLLEXPORT wxDCBase : public wxObject { - DECLARE_ABSTRACT_CLASS(wxDCBase) - public: wxDCBase() { @@ -59,13 +60,13 @@ public: m_userScaleX = m_userScaleY = m_scaleX = m_scaleY = 1.0; - m_logicalFunction = -1; + m_logicalFunction = wxCOPY; m_backgroundMode = wxTRANSPARENT; m_mappingMode = wxMM_TEXT; - m_backgroundBrush = *wxWHITE_BRUSH; + m_backgroundBrush = *wxTRANSPARENT_BRUSH; m_textForegroundColour = *wxBLACK; m_textBackgroundColour = *wxWHITE; @@ -81,65 +82,75 @@ public: // graphic primitives // ------------------ - void FloodFill(long x, long y, const wxColour& col, - int style = wxFLOOD_SURFACE) + void FloodFill(wxCoord x, wxCoord y, const wxColour& col, + int style = wxFLOOD_SURFACE) { DoFloodFill(x, y, col, style); } void FloodFill(const wxPoint& pt, const wxColour& col, - int style = wxFLOOD_SURFACE) + int style = wxFLOOD_SURFACE) { DoFloodFill(pt.x, pt.y, col, style); } - bool GetPixel(long x, long y, wxColour *col) const + bool GetPixel(wxCoord x, wxCoord y, wxColour *col) const { return DoGetPixel(x, y, col); } bool GetPixel(const wxPoint& pt, wxColour *col) const { return DoGetPixel(pt.x, pt.y, col); } - void DrawLine(long x1, long y1, long x2, long y2) + void DrawLine(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2) { DoDrawLine(x1, y1, x2, y2); } void DrawLine(const wxPoint& pt1, const wxPoint& pt2) { DoDrawLine(pt1.x, pt1.y, pt2.x, pt2.y); } - void CrossHair(long x, long y) + void CrossHair(wxCoord x, wxCoord y) { DoCrossHair(x, y); } void CrossHair(const wxPoint& pt) { DoCrossHair(pt.x, pt.y); } - void DrawArc(long x1, long y1, long x2, long y2, long xc, long yc) + void DrawArc(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2, + wxCoord xc, wxCoord yc) { DoDrawArc(x1, y1, x2, y2, xc, yc); } void DrawArc(const wxPoint& pt1, const wxPoint& pt2, const wxPoint& centre) { DoDrawArc(pt1.x, pt1.y, pt2.x, pt2.y, centre.x, centre.y); } - void DrawEllipticArc(long x, long y, long w, long h, double sa, double ea) + void DrawCheckMark(wxCoord x, wxCoord y, + wxCoord width, wxCoord height) + { DoDrawCheckMark(x, y, width, height); } + void DrawCheckMark(const wxRect& rect) + { DoDrawCheckMark(rect.x, rect.y, rect.width, rect.height); } + + void DrawEllipticArc(wxCoord x, wxCoord y, wxCoord w, wxCoord h, + double sa, double ea) { DoDrawEllipticArc(x, y, w, h, sa, ea); } void DrawEllipticArc(const wxPoint& pt, const wxSize& sz, double sa, double ea) { DoDrawEllipticArc(pt.x, pt.y, sz.x, sz.y, sa, ea); } - void DrawPoint(long x, long y) + void DrawPoint(wxCoord x, wxCoord y) { DoDrawPoint(x, y); } void DrawPoint(const wxPoint& pt) { DoDrawPoint(pt.x, pt.y); } - void DrawLines(int n, wxPoint points[], long xoffset = 0, long yoffset = 0) + void DrawLines(int n, wxPoint points[], + wxCoord xoffset = 0, wxCoord yoffset = 0) { DoDrawLines(n, points, xoffset, yoffset); } - void DrawLines(const wxList *list, long xoffset = 0, long yoffset = 0); + void DrawLines(const wxList *list, + wxCoord xoffset = 0, wxCoord yoffset = 0); void DrawPolygon(int n, wxPoint points[], - long xoffset = 0, long yoffset = 0, + wxCoord xoffset = 0, wxCoord yoffset = 0, int fillStyle = wxODDEVEN_RULE) { DoDrawPolygon(n, points, xoffset, yoffset, fillStyle); } void DrawPolygon(const wxList *list, - long xoffset = 0, long yoffset = 0, + wxCoord xoffset = 0, wxCoord yoffset = 0, int fillStyle = wxODDEVEN_RULE); - void DrawRectangle(long x, long y, long width, long height) + void DrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height) { DoDrawRectangle(x, y, width, height); } void DrawRectangle(const wxPoint& pt, const wxSize& sz) { DoDrawRectangle(pt.x, pt.y, sz.x, sz.y); } void DrawRectangle(const wxRect& rect) { DoDrawRectangle(rect.x, rect.y, rect.width, rect.height); } - void DrawRoundedRectangle(long x, long y, long width, long height, + void DrawRoundedRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height, double radius) { DoDrawRoundedRectangle(x, y, width, height, radius); } void DrawRoundedRectangle(const wxPoint& pt, const wxSize& sz, @@ -148,33 +159,39 @@ public: void DrawRoundedRectangle(const wxRect& r, double radius) { DoDrawRoundedRectangle(r.x, r.y, r.width, r.height, radius); } - void DrawCircle(long x, long y, long radius) + void DrawCircle(wxCoord x, wxCoord y, wxCoord radius) { DoDrawEllipse(x - radius, y - radius, 2*radius, 2*radius); } - void DrawEllipse(long x, long y, long width, long height) + void DrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height) { DoDrawEllipse(x, y, width, height); } void DrawEllipse(const wxPoint& pt, const wxSize& sz) { DoDrawEllipse(pt.x, pt.y, sz.x, sz.y); } void DrawEllipse(const wxRect& rect) { DoDrawEllipse(rect.x, rect.y, rect.width, rect.height); } - void DrawIcon(const wxIcon& icon, long x, long y) + void DrawIcon(const wxIcon& icon, wxCoord x, wxCoord y) { DoDrawIcon(icon, x, y); } void DrawIcon(const wxIcon& icon, const wxPoint& pt) { DoDrawIcon(icon, pt.x, pt.y); } - void DrawBitmap(const wxBitmap &bmp, long x, long y, bool useMask = FALSE) + void DrawBitmap(const wxBitmap &bmp, wxCoord x, wxCoord y, + bool useMask = FALSE) { DoDrawBitmap(bmp, x, y, useMask); } void DrawBitmap(const wxBitmap &bmp, const wxPoint& pt, bool useMask = FALSE) { DoDrawBitmap(bmp, pt.x, pt.y, useMask); } - void DrawText(const wxString& text, long x, long y) + void DrawText(const wxString& text, wxCoord x, wxCoord y) { DoDrawText(text, x, y); } void DrawText(const wxString& text, const wxPoint& pt) { DoDrawText(text, pt.x, pt.y); } - bool Blit(long xdest, long ydest, long width, long height, - wxDC *source, long xsrc, long ysrc, + void DrawRotatedText(const wxString& text, wxCoord x, wxCoord y, double angle) + { DoDrawRotatedText(text, x, y, angle); } + void DrawRotatedText(const wxString& text, const wxPoint& pt, double angle) + { DoDrawRotatedText(text, pt.x, pt.y, angle); } + + bool Blit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height, + wxDC *source, wxCoord xsrc, wxCoord ysrc, int rop = wxCOPY, bool useMask = FALSE) { return DoBlit(xdest, ydest, width, height, @@ -189,8 +206,10 @@ public: } #if wxUSE_SPLINES -// TODO: this API needs fixing (wxPointList, why (!const) "wxList *"?) - void DrawSpline(long x1, long y1, long x2, long y2, long x3, long y3); + // TODO: this API needs fixing (wxPointList, why (!const) "wxList *"?) + void DrawSpline(wxCoord x1, wxCoord y1, + wxCoord x2, wxCoord y2, + wxCoord x3, wxCoord y3); void DrawSpline(int n, wxPoint points[]); void DrawSpline(wxList *points) { DoDrawSpline(points); } @@ -201,11 +220,11 @@ public: virtual void Clear() = 0; - virtual bool StartDoc(const wxString& message) = 0; - virtual void EndDoc() = 0; + virtual bool StartDoc(const wxString& WXUNUSED(message)) { return TRUE; } + virtual void EndDoc() { } - virtual void StartPage() = 0; - virtual void EndPage() = 0; + virtual void StartPage() { } + virtual void EndPage() { } // set objects to use for drawing // ------------------------------ @@ -220,7 +239,7 @@ public: // clipping region // --------------- - void SetClippingRegion(long x, long y, long width, long height) + void SetClippingRegion(wxCoord x, wxCoord y, wxCoord width, wxCoord height) { DoSetClippingRegion(x, y, width, height); } void SetClippingRegion(const wxPoint& pt, const wxSize& sz) { DoSetClippingRegion(pt.x, pt.y, sz.x, sz.y); } @@ -231,21 +250,28 @@ public: virtual void DestroyClippingRegion() = 0; - void GetClippingBox(long *x, long *y, long *w, long *h) const + void GetClippingBox(wxCoord *x, wxCoord *y, wxCoord *w, wxCoord *h) const { DoGetClippingBox(x, y, w, h); } void GetClippingBox(wxRect& rect) const - { DoGetClippingBox(&rect.x, &rect.y, &rect.width, &rect.height); } + { + // Necessary to use intermediate variables for 16-bit compilation + wxCoord x, y, w, h; + DoGetClippingBox(&x, &y, &w, &h); + rect.x = x; rect.y = y; rect.width = w; rect.height = h; + } // text extent // ----------- - virtual long GetCharHeight() const = 0; - virtual long GetCharWidth() const = 0; - virtual void GetTextExtent(const wxString& string, - long *x, long *y, - long *descent = NULL, - long *externalLeading = NULL, - wxFont *theFont = NULL) const = 0; + virtual wxCoord GetCharHeight() const = 0; + virtual wxCoord GetCharWidth() const = 0; + + void GetTextExtent(const wxString& string, + wxCoord *x, wxCoord *y, + wxCoord *descent = NULL, + wxCoord *externalLeading = NULL, + wxFont *theFont = NULL) const + { DoGetTextExtent(string, x, y, descent, externalLeading, theFont); } // size and resolution // ------------------- @@ -277,14 +303,14 @@ public: // This group of functions does actual conversion of the input, as you'd // expect. - long DeviceToLogicalX(long x) const; - long DeviceToLogicalY(long y) const; - long DeviceToLogicalXRel(long x) const; - long DeviceToLogicalYRel(long y) const; - long LogicalToDeviceX(long x) const; - long LogicalToDeviceY(long y) const; - long LogicalToDeviceXRel(long x) const; - long LogicalToDeviceYRel(long y) const; + wxCoord DeviceToLogicalX(wxCoord x) const; + wxCoord DeviceToLogicalY(wxCoord y) const; + wxCoord DeviceToLogicalXRel(wxCoord x) const; + wxCoord DeviceToLogicalYRel(wxCoord y) const; + wxCoord LogicalToDeviceX(wxCoord x) const; + wxCoord LogicalToDeviceY(wxCoord y) const; + wxCoord LogicalToDeviceXRel(wxCoord x) const; + wxCoord LogicalToDeviceYRel(wxCoord y) const; // query DC capabilities // --------------------- @@ -345,17 +371,17 @@ public: m_logicalScaleY = y; } - void GetLogicalOrigin(long *x, long *y) const + void GetLogicalOrigin(wxCoord *x, wxCoord *y) const { DoGetLogicalOrigin(x, y); } wxPoint GetLogicalOrigin() const - { long x, y; DoGetLogicalOrigin(&x, &y); return wxPoint(x, y); } - virtual void SetLogicalOrigin(long x, long y) = 0; + { wxCoord x, y; DoGetLogicalOrigin(&x, &y); return wxPoint(x, y); } + virtual void SetLogicalOrigin(wxCoord x, wxCoord y) = 0; - void GetDeviceOrigin(long *x, long *y) const + void GetDeviceOrigin(wxCoord *x, wxCoord *y) const { DoGetDeviceOrigin(x, y); } wxPoint GetDeviceOrigin() const - { long x, y; DoGetDeviceOrigin(&x, &y); return wxPoint(x, y); } - virtual void SetDeviceOrigin(long x, long y) = 0; + { wxCoord x, y; DoGetDeviceOrigin(&x, &y); return wxPoint(x, y); } + virtual void SetDeviceOrigin(wxCoord x, wxCoord y) = 0; virtual void SetAxisOrientation(bool xLeftRight, bool yBottomUp) = 0; @@ -372,23 +398,75 @@ public: // bounding box // ------------ - virtual void CalcBoundingBox(long x, long y) + virtual void CalcBoundingBox(wxCoord x, wxCoord y) { - if (x < m_minX) m_minX = x; - if (y < m_minY) m_minY = y; - if (x > m_maxX) m_maxX = x; - if (y > m_maxY) m_maxY = y; + if ( x < m_minX ) m_minX = x; + if ( y < m_minY ) m_minY = y; + if ( x > m_maxX ) m_maxX = x; + if ( y > m_maxY ) m_maxY = y; } // Get the final bounding box of the PostScript or Metafile picture. - long MinX() const { return m_minX; } - long MaxX() const { return m_maxX; } - long MinY() const { return m_minY; } - long MaxY() const { return m_maxY; } + wxCoord MinX() const { return m_minX; } + wxCoord MaxX() const { return m_maxX; } + wxCoord MinY() const { return m_minY; } + wxCoord MaxY() const { return m_maxY; } // misc old functions // ------------------ + // for compatibility with the old code when wxCoord was long everywhere +#ifndef __WIN16__ + void GetTextExtent(const wxString& string, + long *x, long *y, + long *descent = NULL, + long *externalLeading = NULL, + wxFont *theFont = NULL) const + { + wxCoord x2, y2, descent2, externalLeading2; + DoGetTextExtent(string, &x2, &y2, + &descent2, &externalLeading2, + theFont); + if ( x ) + *x = x2; + if ( y ) + *y = y2; + if ( descent ) + *descent = descent2; + if ( externalLeading ) + *externalLeading = externalLeading2; + } + + void GetLogicalOrigin(long *x, long *y) const + { + wxCoord x2, y2; + DoGetLogicalOrigin(&x2, &y2); + if ( x ) + *x = x2; + if ( y ) + *y = y2; + } + + void GetDeviceOrigin(long *x, long *y) const + { + wxCoord x2, y2; + DoGetDeviceOrigin(&x2, &y2); + if ( x ) + *x = x2; + if ( y ) + *y = y2; + } + void GetClippingBox(long *x, long *y, long *w, long *h) const + { + wxCoord xx,yy,ww,hh; + DoGetClippingBox(&xx, &yy, &ww, &hh); + if (x) *x = xx; + if (y) *y = yy; + if (w) *w = ww; + if (h) *h = hh; + } +#endif // !Win16 + #if WXWIN_COMPATIBILITY virtual void SetColourMap(const wxPalette& palette) { SetPalette(palette); } void GetTextExtent(const wxString& string, float *x, float *y, @@ -400,57 +478,63 @@ public: protected: // the pure virtual functions which should be implemented by wxDC - virtual void DoFloodFill(long x, long y, const wxColour& col, + virtual void DoFloodFill(wxCoord x, wxCoord y, const wxColour& col, int style = wxFLOOD_SURFACE) = 0; - virtual bool DoGetPixel(long x, long y, wxColour *col) const = 0; + virtual bool DoGetPixel(wxCoord x, wxCoord y, wxColour *col) const = 0; - virtual void DoDrawPoint(long x, long y) = 0; - virtual void DoDrawLine(long x1, long y1, long x2, long y2) = 0; + virtual void DoDrawPoint(wxCoord x, wxCoord y) = 0; + virtual void DoDrawLine(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2) = 0; - virtual void DoDrawArc(long x1, long y1, - long x2, long y2, - long xc, long yc) = 0; - virtual void DoDrawEllipticArc(long x, long y, long w, long h, + virtual void DoDrawArc(wxCoord x1, wxCoord y1, + wxCoord x2, wxCoord y2, + wxCoord xc, wxCoord yc) = 0; + virtual void DoDrawCheckMark(wxCoord x, wxCoord y, + wxCoord width, wxCoord height); + virtual void DoDrawEllipticArc(wxCoord x, wxCoord y, wxCoord w, wxCoord h, double sa, double ea) = 0; - virtual void DoDrawRectangle(long x, long y, long width, long height) = 0; - virtual void DoDrawRoundedRectangle(long x, long y, - long width, long height, + virtual void DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height) = 0; + virtual void DoDrawRoundedRectangle(wxCoord x, wxCoord y, + wxCoord width, wxCoord height, double radius) = 0; - virtual void DoDrawEllipse(long x, long y, long width, long height) = 0; + virtual void DoDrawEllipse(wxCoord x, wxCoord y, + wxCoord width, wxCoord height) = 0; - virtual void DoCrossHair(long x, long y) = 0; + virtual void DoCrossHair(wxCoord x, wxCoord y) = 0; - virtual void DoDrawIcon(const wxIcon& icon, long x, long y) = 0; - virtual void DoDrawBitmap(const wxBitmap &bmp, long x, long y, + virtual void DoDrawIcon(const wxIcon& icon, wxCoord x, wxCoord y) = 0; + virtual void DoDrawBitmap(const wxBitmap &bmp, wxCoord x, wxCoord y, bool useMask = FALSE) = 0; - virtual void DoDrawText(const wxString& text, long x, long y) = 0; + virtual void DoDrawText(const wxString& text, wxCoord x, wxCoord y) = 0; + virtual void DoDrawRotatedText(const wxString& text, + wxCoord x, wxCoord y, double angle) = 0; - virtual bool DoBlit(long xdest, long ydest, long width, long height, - wxDC *source, long xsrc, long ysrc, + virtual bool DoBlit(wxCoord xdest, wxCoord ydest, + wxCoord width, wxCoord height, + wxDC *source, wxCoord xsrc, wxCoord ysrc, int rop = wxCOPY, bool useMask = FALSE) = 0; virtual void DoGetSize(int *width, int *height) const = 0; virtual void DoGetSizeMM(int* width, int* height) const = 0; virtual void DoDrawLines(int n, wxPoint points[], - long xoffset, long yoffset) = 0; + wxCoord xoffset, wxCoord yoffset) = 0; virtual void DoDrawPolygon(int n, wxPoint points[], - long xoffset, long yoffset, + wxCoord xoffset, wxCoord yoffset, int fillStyle = wxODDEVEN_RULE) = 0; virtual void DoSetClippingRegionAsRegion(const wxRegion& region) = 0; - virtual void DoSetClippingRegion(long x, long y, - long width, long height) = 0; + virtual void DoSetClippingRegion(wxCoord x, wxCoord y, + wxCoord width, wxCoord height) = 0; // FIXME are these functions really different? - virtual void DoGetClippingRegion(long *x, long *y, - long *w, long *h) + virtual void DoGetClippingRegion(wxCoord *x, wxCoord *y, + wxCoord *w, wxCoord *h) { DoGetClippingBox(x, y, w, h); } - virtual void DoGetClippingBox(long *x, long *y, - long *w, long *h) const + virtual void DoGetClippingBox(wxCoord *x, wxCoord *y, + wxCoord *w, wxCoord *h) const { if ( m_clipping ) { @@ -465,18 +549,24 @@ protected: } } - virtual void DoGetLogicalOrigin(long *x, long *y) const + virtual void DoGetLogicalOrigin(wxCoord *x, wxCoord *y) const { if ( x ) *x = m_logicalOriginX; if ( y ) *y = m_logicalOriginY; } - virtual void DoGetDeviceOrigin(long *x, long *y) const + virtual void DoGetDeviceOrigin(wxCoord *x, wxCoord *y) const { if ( x ) *x = m_deviceOriginX; if ( y ) *y = m_deviceOriginY; } + virtual void DoGetTextExtent(const wxString& string, + wxCoord *x, wxCoord *y, + wxCoord *descent = NULL, + wxCoord *externalLeading = NULL, + wxFont *theFont = NULL) const = 0; + #if wxUSE_SPLINES virtual void DoDrawSpline(wxList *points) = 0; #endif @@ -492,8 +582,8 @@ protected: // TODO short descriptions of what exactly they are would be nice... - long m_logicalOriginX, m_logicalOriginY; - long m_deviceOriginX, m_deviceOriginY; + wxCoord m_logicalOriginX, m_logicalOriginY; + wxCoord m_deviceOriginX, m_deviceOriginY; double m_logicalScaleX, m_logicalScaleY; double m_userScaleX, m_userScaleY; @@ -503,8 +593,8 @@ protected: int m_signX, m_signY; // bounding and clipping boxes - long m_minX, m_minY, m_maxX, m_maxY; - long m_clipX1, m_clipY1, m_clipX2, m_clipY2; + wxCoord m_minX, m_minY, m_maxX, m_maxY; + wxCoord m_clipX1, m_clipY1, m_clipX2, m_clipY2; int m_logicalFunction; int m_backgroundMode; @@ -521,6 +611,7 @@ protected: private: DECLARE_NO_COPY_CLASS(wxDCBase); + DECLARE_ABSTRACT_CLASS(wxDCBase) }; // ---------------------------------------------------------------------------- @@ -537,6 +628,8 @@ private: #include "wx/qt/dc.h" #elif defined(__WXMAC__) #include "wx/mac/dc.h" +#elif defined(__WXPM__) + #include "wx/os2/dc.h" #elif defined(__WXSTUBS__) #include "wx/stubs/dc.h" #endif