+
+private:
+ wxDC *m_owner;
+
+protected:
+ // unset clipping variables (after clipping region was destroyed)
+ void ResetClipping()
+ {
+ m_clipping = false;
+
+ m_clipX1 = m_clipX2 = m_clipY1 = m_clipY2 = 0;
+ }
+
+ // flags
+ bool m_colour:1;
+ bool m_ok:1;
+ bool m_clipping:1;
+ bool m_isInteractive:1;
+ bool m_isBBoxValid:1;
+
+ // coordinate system variables
+
+ wxCoord m_logicalOriginX, m_logicalOriginY;
+ wxCoord m_deviceOriginX, m_deviceOriginY; // Usually 0,0, can be change by user
+
+ wxCoord m_deviceLocalOriginX, m_deviceLocalOriginY; // non-zero if native top-left corner
+ // is not at 0,0. This was the case under
+ // Mac's GrafPorts (coordinate system
+ // used toplevel window's origin) and
+ // e.g. for Postscript, where the native
+ // origin in the bottom left corner.
+ double m_logicalScaleX, m_logicalScaleY;
+ double m_userScaleX, m_userScaleY;
+ double m_scaleX, m_scaleY; // calculated from logical scale and user scale
+
+ int m_signX, m_signY; // Used by SetAxisOrientation() to invert the axes
+
+ // what is a mm on a screen you don't know the size of?
+ double m_mm_to_pix_x,
+ m_mm_to_pix_y;
+
+ // bounding and clipping boxes
+ wxCoord m_minX, m_minY, m_maxX, m_maxY;
+ wxCoord m_clipX1, m_clipY1, m_clipX2, m_clipY2;
+
+ int m_logicalFunction;
+ int m_backgroundMode;
+ int m_mappingMode;
+
+ wxPen m_pen;
+ wxBrush m_brush;
+ wxBrush m_backgroundBrush;
+ wxColour m_textForegroundColour;
+ wxColour m_textBackgroundColour;
+ wxFont m_font;
+
+#if wxUSE_PALETTE
+ wxPalette m_palette;
+ bool m_hasCustomPalette;
+#endif // wxUSE_PALETTE
+
+private:
+ DECLARE_ABSTRACT_CLASS(wxImplDC)
+}
+
+
+class wxDC: public wxObject
+{
+public:
+ wxDC() { m_pimpl = NULL; }
+
+ bool IsOk() const
+ { return m_pimpl && m_pimpl->IsOk(); }
+
+ // query capabilities
+
+ bool CanDrawBitmap() const
+ { return m_pimpl->CanDrawBitmap(); }
+ bool CanGetTextExtent() const
+ { return m_pimpl->CanGetTextExtent(); }
+
+ // query dimension, colour deps, resolution
+
+ void GetSize(int *width, int *height) const
+ { m_pimpl->DoGetSize(width, height); }
+
+ wxSize GetSize() const
+ {
+ int w, h;
+ m_pimpl->DoGetSize(&w, &h);
+ return wxSize(w, h);
+ }
+
+ void GetSizeMM(int* width, int* height) const
+ { m_pimpl->DoGetSizeMM(width, height); }
+ wxSize GetSizeMM() const
+ {
+ int w, h;
+ m_pimpl->DoGetSizeMM(&w, &h);
+ return wxSize(w, h);
+ }
+
+ int GetDepth() const
+ { return m_pimpl->GetDepth(); }
+ wxSize GetPPI() const
+ { return m_pimpl->GetPPI(); }
+
+ // Right-To-Left (RTL) modes
+
+ void SetLayoutDirection(wxLayoutDirection dir)
+ { m_pimpl->SetLayoutDirection( dir ); }
+ wxLayoutDirection GetLayoutDirection() const
+ { return m_pimpl->GetLayoutDirection(); }
+
+ // page and document
+
+ bool StartDoc(const wxString& message)
+ { return m_pimpl->StartDoc(message); }
+ void EndDoc()
+ { m_pimpl->EndDoc(); }
+
+ void StartPage()
+ { m_pimpl->StartPage(); }
+ void EndPage()
+ { m_pimpl->EndPage(); }
+
+ // bounding box
+
+ void CalcBoundingBox(wxCoord x, wxCoord y)
+ { m_pimpl->CalcBoundingBox(x,y); }
+ void ResetBoundingBox()
+ { m_pimpl->ResetBoundingBox(); }
+
+ wxCoord MinX() const
+ { return m_pimpl->MinX(); }
+ wxCoord MaxX() const
+ { return m_pimpl->MaxX(); }
+ wxCoord MinY() const
+ { return m_pimpl->MinY(); }
+ wxCoord MaxY() const
+ { return m_pimpl->MaxY(); }
+
+ // setters and getters
+
+ void SetFont(const wxFont& font)
+ { m_pimpl->SetFont( font ); }
+ const wxFont& GetFont() const
+ { return m_pimpl->GetFont(); }
+
+ void SetPen(const wxPen& pen)
+ { m_pimpl->SetPen( pen ); }
+ const wxPen& GetPen() const
+ { return m_pimpl->GetPen(); }
+
+ void SetBrush(const wxBrush& brush)
+ { m_pimpl->SetBrush( brush ); }
+ const wxBrush& GetBrush() const
+ { return m_pimpl->GetBrush(); }
+
+ void SetBackground(const wxBrush& brush)
+ { m_pimpl->SetBackground( brush ); }
+ const wxBrush& GetBackground() const
+ { return m_pimpl->GetBackground(); }
+
+ void SetBackgroundMode(int mode)
+ { m_pimpl->SetBackground( mode ); }
+ int GetBackgroundMode() const
+ { return m_pimpl->GetBackground(); }
+
+ void SetTextForeground(const wxColour& colour)
+ { m_pimpl->SetTextForeground(colour); }
+ const wxColour& GetTextForeground() const
+ { return m_pimpl->GetTextForeground(); }
+
+ void SetTextBackground(const wxColour& colour)
+ { m_pimpl->SetTextBackground(colour); }
+ const wxColour& GetTextBackground() const
+ { return m_pimpl->GetTextBackground(); }
+
+#if wxUSE_PALETTE
+ void SetPalette(const wxPalette& palette)
+ { m_pimpl->SetPalette(palette); }
+#endif // wxUSE_PALETTE
+
+ // logical functions
+
+ void SetLogicalFunction(int function)
+ { m_pimpl->SetLogicalFunction(function); }
+ int GetLogicalFunction() const
+ { return m_pimpl->GetLogicalFunction(); }
+
+ // text measurement
+
+ wxCoord GetCharHeight() const
+ { return m_pimpl->GetCharHeight(); }
+ wxCoord GetCharWidth() const
+ { return m_pimpl->GetCharWidth(); }
+
+ void GetTextExtent(const wxString& string,
+ wxCoord *x, wxCoord *y,
+ wxCoord *descent = NULL,
+ wxCoord *externalLeading = NULL,
+ const wxFont *theFont = NULL) const
+ { m_pimpl->DoGetTextExtent(string, x, y, descent, externalLeading, theFont); }
+
+ wxSize GetTextExtent(const wxString& string) const
+ {
+ wxCoord w, h;
+ m_pimpl->DoGetTextExtent(string, &w, &h);
+ return wxSize(w, h);
+ }
+
+ void GetMultiLineTextExtent(const wxString& string,
+ wxCoord *width,
+ wxCoord *height,
+ wxCoord *heightLine = NULL,
+ const wxFont *font = NULL) const
+ { m_pimpl->GetMultiLineTextExtent( string, width, height, heightLine, font ); }
+
+ wxSize GetMultiLineTextExtent(const wxString& string) const
+ {
+ wxCoord w, h;
+ m_pimpl->GetMultiLineTextExtent(string, &w, &h);
+ return wxSize(w, h);
+ }
+
+ bool GetPartialTextExtents(const wxString& text, wxArrayInt& widths) const
+ { return m_pimpl->DoGetPartialTextExtents(text, widths); }
+
+ // clearing
+
+ void Clear()
+ { m_pimpl->Clear(); }
+
+ // clipping
+
+ void SetClippingRegion(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
+ { m_pimpl->DoSetClippingRegion(x, y, width, height); }
+ void SetClippingRegion(const wxPoint& pt, const wxSize& sz)
+ { m_pimpl->DoSetClippingRegion(pt.x, pt.y, sz.x, sz.y); }
+ void SetClippingRegion(const wxRect& rect)
+ { m_pimpl->DoSetClippingRegion(rect.x, rect.y, rect.width, rect.height); }
+ void SetClippingRegion(const wxRegion& region)
+ { m_pimpl->DoSetClippingRegionAsRegion(region); }
+
+ void DestroyClippingRegion()
+ { m_pimpl->DestroyClippingRegion(); }
+
+ void GetClippingBox(wxCoord *x, wxCoord *y, wxCoord *w, wxCoord *h) const
+ { m_pimpl->DoGetClippingBox(x, y, w, h); }
+ void GetClippingBox(wxRect& rect) const
+ { m_pimpl->DoGetClippingBox(&rect.x, &rect.y, &rect.width, &rect.height); }
+
+ // coordinates conversions and transforms
+
+ wxCoord DeviceToLogicalX(wxCoord x) const
+ { return m_pimpl->DeviceToLogicalX(x); }
+ wxCoord DeviceToLogicalY(wxCoord y) const;
+ { return m_pimpl->DeviceToLogicalY(y); }
+ wxCoord DeviceToLogicalXRel(wxCoord x) const;
+ { return m_pimpl->DeviceToLogicalXRel(x); }
+ wxCoord DeviceToLogicalYRel(wxCoord y) const;
+ { return m_pimpl->DeviceToLogicalYRel(y); }
+ wxCoord LogicalToDeviceX(wxCoord x) const;
+ { return m_pimpl->LogicalToDeviceX(x); }
+ wxCoord LogicalToDeviceY(wxCoord y) const;
+ { return m_pimpl->LogicalToDeviceY(y); }
+ wxCoord LogicalToDeviceXRel(wxCoord x) const;
+ { return m_pimpl->LogicalToDeviceXRel(x); }
+ wxCoord LogicalToDeviceYRel(wxCoord y) const;
+ { return m_pimpl->LogicalToDeviceYRel(y); }
+
+ void SetMapMode(int mode)
+ { m_pimpl->SetMapMode(mode); }
+ int GetMapMode() const
+ { return m_pimpl->GetMapMode(); }
+
+ void SetUserScale(double x, double y)
+ { m_pimpl->SetUserScale(x,y); }
+ void GetUserScale(double *x, double *y) const
+ { m_pimpl->GetUserScale( x, y ); }
+
+ void SetLogicalScale(double x, double y)
+ { m_pimpl->SetLogicalScale( x, y ); }
+ void GetLogicalScale(double *x, double *y)
+ { m_pimpl->GetLogicalScale( x, y ); }
+
+ void SetLogicalOrigin(wxCoord x, wxCoord y)
+ { m_pimpl->SetLogicalOrigin(x,y); }
+ void GetLogicalOrigin(wxCoord *x, wxCoord *y) const
+ { m_pimpl->DoGetLogicalOrigin(x, y); }
+ wxPoint GetLogicalOrigin() const
+ { wxCoord x, y; m_pimpl->DoGetLogicalOrigin(&x, &y); return wxPoint(x, y); }
+
+ void SetDeviceOrigin(wxCoord x, wxCoord y)
+ { m_pimpl->SetDeviceOrigin( x, y); }
+ void GetDeviceOrigin(wxCoord *x, wxCoord *y) const
+ { m_pimpl->DoGetDeviceOrigin(x, y); }
+ wxPoint GetDeviceOrigin() const
+ { wxCoord x, y; m_pimpl->DoGetDeviceOrigin(&x, &y); return wxPoint(x, y); }
+
+ void SetAxisOrientation(bool xLeftRight, bool yBottomUp)
+ { m_pimpl->SetAxisOrientation(xLeftRight, yBottomUp); }
+
+ // mostly internal
+ void SetDeviceLocalOrigin( wxCoord x, wxCoord y )
+ { m_pimpl->SetDeviceLocalOrigin( x, y ); }
+
+
+ // draw generic object
+
+ void DrawObject(wxDrawObject* drawobject)
+ {
+ drawobject->Draw(*this);
+ CalcBoundingBox(drawobject->MinX(),drawobject->MinY());
+ CalcBoundingBox(drawobject->MaxX(),drawobject->MaxY());
+ }
+
+ // -----------------------------------------------
+ // the actual drawing API
+
+ bool FloodFill(wxCoord x, wxCoord y, const wxColour& col,
+ int style = wxFLOOD_SURFACE)
+ { return m_pimpl->DoFloodFill(x, y, col, style); }
+ bool FloodFill(const wxPoint& pt, const wxColour& col,
+ int style = wxFLOOD_SURFACE)
+ { return m_pimpl->DoFloodFill(pt.x, pt.y, col, style); }
+
+ // fill the area specified by rect with a radial gradient, starting from
+ // initialColour in the centre of the cercle and fading to destColour.
+ void GradientFillConcentric(const wxRect& rect,
+ const wxColour& initialColour,
+ const wxColour& destColour)
+ { m_pimpl->GradientFillConcentric(rect, initialColour, destColour,
+ wxPoint(rect.GetWidth() / 2,
+ rect.GetHeight() / 2)); }
+
+ void GradientFillConcentric(const wxRect& rect,
+ const wxColour& initialColour,
+ const wxColour& destColour,
+ const wxPoint& circleCenter)
+ { m_pimpl->DoGradientFillConcentric(rect, initialColour, destColour, circleCenter); }
+
+ // fill the area specified by rect with a linear gradient
+ void GradientFillLinear(const wxRect& rect,
+ const wxColour& initialColour,
+ const wxColour& destColour,
+ wxDirection nDirection = wxEAST)
+ { m_pimpl->DoGradientFillLinear(rect, initialColour, destColour, nDirection); }
+
+ bool GetPixel(wxCoord x, wxCoord y, wxColour *col) const
+ { return m_pimpl->DoGetPixel(x, y, col); }
+ bool GetPixel(const wxPoint& pt, wxColour *col) const
+ { return m_pimpl->DoGetPixel(pt.x, pt.y, col); }
+
+ void DrawLine(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2)
+ { m_pimpl->DoDrawLine(x1, y1, x2, y2); }
+ void DrawLine(const wxPoint& pt1, const wxPoint& pt2)
+ { m_pimpl->DoDrawLine(pt1.x, pt1.y, pt2.x, pt2.y); }
+
+ void CrossHair(wxCoord x, wxCoord y)
+ { m_pimpl->DoCrossHair(x, y); }
+ void CrossHair(const wxPoint& pt)
+ { m_pimpl->DoCrossHair(pt.x, pt.y); }
projects / wxWidgets.git / blobdiff