#ifndef _WX_DC_H_
#define _WX_DC_H_
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
#pragma interface "dc.h"
#endif
#include "wx/defs.h"
-#include "wx/dc.h"
// ---------------------------------------------------------------------------
// macros
wxCoord *descent = NULL,
wxCoord *externalLeading = NULL,
wxFont *theFont = NULL) const;
+ virtual bool DoGetPartialTextExtents(const wxString& text, wxArrayInt& widths) const;
virtual bool CanDrawBitmap() const;
virtual bool CanGetTextExtent() const;
virtual void SelectOldObjects(WXHDC dc);
wxWindow *GetWindow() const { return m_canvas; }
- void SetWindow(wxWindow *win) { m_canvas = win; }
+ void SetWindow(wxWindow *win)
+ {
+ m_canvas = win;
+
+#if wxUSE_PALETTE
+ // if we have palettes use the correct one for this window
+ InitializePalette();
+#endif // wxUSE_PALETTE
+ }
WXHDC GetHDC() const { return m_hDC; }
- void SetHDC(WXHDC dc, bool bOwnsDC = FALSE)
+ void SetHDC(WXHDC dc, bool bOwnsDC = false)
{
m_hDC = dc;
m_bOwnsDC = bOwnsDC;
+
+ // we might have a pre existing clipping region, make sure that we
+ // return it if asked -- but avoid calling ::GetClipBox() right now as
+ // it could be unnecessary wasteful
+ m_clipping = true;
+ m_clipX1 =
+ m_clipX2 = 0;
}
const wxBitmap& GetSelectedBitmap() const { return m_selectedBitmap; }
#endif
protected:
- virtual void DoFloodFill(wxCoord x, wxCoord y, const wxColour& col,
+ virtual bool DoFloodFill(wxCoord x, wxCoord y, const wxColour& col,
int style = wxFLOOD_SURFACE);
virtual bool DoGetPixel(wxCoord x, wxCoord y, wxColour *col) const;
virtual void DoDrawIcon(const wxIcon& icon, wxCoord x, wxCoord y);
virtual void DoDrawBitmap(const wxBitmap &bmp, wxCoord x, wxCoord y,
- bool useMask = FALSE);
+ bool useMask = false);
virtual void DoDrawText(const wxString& text, wxCoord x, wxCoord y);
virtual void DoDrawRotatedText(const wxString& text, wxCoord x, wxCoord y,
virtual bool DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height,
wxDC *source, wxCoord xsrc, wxCoord ysrc,
- int rop = wxCOPY, bool useMask = FALSE, wxCoord xsrcMask = -1, wxCoord ysrcMask = -1);
+ int rop = wxCOPY, bool useMask = false, wxCoord xsrcMask = wxDefaultCoord, wxCoord ysrcMask = wxDefaultCoord);
// this is gnarly - we can't even call this function DoSetClippingRegion()
// because of virtual function hiding
virtual void DoSetClippingRegionAsRegion(const wxRegion& region);
virtual void DoSetClippingRegion(wxCoord x, wxCoord y,
wxCoord width, wxCoord height);
- virtual void DoGetClippingRegion(wxCoord *x, wxCoord *y,
- wxCoord *width, wxCoord *height)
- {
- GetClippingBox(x, y, width, height);
- }
+ virtual void DoGetClippingBox(wxCoord *x, wxCoord *y,
+ wxCoord *w, wxCoord *h) const;
virtual void DoGetSize(int *width, int *height) const;
virtual void DoGetSizeMM(int* width, int* height) const;
virtual void DoDrawPolygon(int n, wxPoint points[],
wxCoord xoffset, wxCoord yoffset,
int fillStyle = wxODDEVEN_RULE);
+ virtual void DoDrawPolyPolygon(int n, int count[], wxPoint points[],
+ wxCoord xoffset, wxCoord yoffset,
+ int fillStyle = wxODDEVEN_RULE);
+
+#if wxUSE_PALETTE
+ // MSW specific, select a logical palette into the HDC
+ // (tell windows to translate pixel from other palettes to our custom one
+ // and vice versa)
+ // Realize tells it to also reset the system palette to this one.
+ void DoSelectPalette(bool realize = false);
+
+ // Find out what palette our parent window has, then select it into the dc
+ void InitializePalette();
+#endif // wxUSE_PALETTE
// common part of DoDrawText() and DoDrawRotatedText()
void DrawAnyText(const wxString& text, wxCoord x, wxCoord y);
#endif
DECLARE_DYNAMIC_CLASS(wxDC)
+ DECLARE_NO_COPY_CLASS(wxDC)
};
// ----------------------------------------------------------------------------
-// wxDCTemp: a wxDC which doesn't free the given HDC (used by wxWindows
+// wxDCTemp: a wxDC which doesn't free the given HDC (used by wxWidgets
// only/mainly)
// ----------------------------------------------------------------------------
public:
wxDCTemp(WXHDC hdc) { SetHDC(hdc); }
virtual ~wxDCTemp() { SetHDC((WXHDC)NULL); }
+
+private:
+ DECLARE_NO_COPY_CLASS(wxDCTemp)
};
#endif