136 lines
4.7 KiB
C++
136 lines
4.7 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: wx/qt/dc.h
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// Author: Peter Most, Javier Torres, Mariano Reingart
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// Copyright: (c) 2010 wxWidgets dev team
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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#ifndef _WX_QT_DC_H_
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#define _WX_QT_DC_H_
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class QPainter;
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class QImage;
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class WXDLLIMPEXP_FWD_CORE wxRegion;
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class WXDLLIMPEXP_CORE wxQtDCImpl : public wxDCImpl
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{
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public:
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wxQtDCImpl( wxDC *owner );
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~wxQtDCImpl();
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virtual bool CanDrawBitmap() const;
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virtual bool CanGetTextExtent() const;
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virtual void DoGetSize(int *width, int *height) const;
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virtual void DoGetSizeMM(int* width, int* height) const;
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virtual int GetDepth() const;
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virtual wxSize GetPPI() const;
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virtual void SetFont(const wxFont& font);
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virtual void SetPen(const wxPen& pen);
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virtual void SetBrush(const wxBrush& brush);
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virtual void SetBackground(const wxBrush& brush);
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virtual void SetBackgroundMode(int mode);
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#if wxUSE_PALETTE
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virtual void SetPalette(const wxPalette& palette);
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#endif // wxUSE_PALETTE
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virtual void SetLogicalFunction(wxRasterOperationMode function);
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virtual wxCoord GetCharHeight() const;
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virtual wxCoord GetCharWidth() const;
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virtual void DoGetTextExtent(const wxString& string,
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wxCoord *x, wxCoord *y,
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wxCoord *descent = NULL,
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wxCoord *externalLeading = NULL,
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const wxFont *theFont = NULL) const;
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virtual void Clear();
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virtual void DoSetClippingRegion(wxCoord x, wxCoord y,
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wxCoord width, wxCoord height);
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virtual void DoSetDeviceClippingRegion(const wxRegion& region);
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virtual void DestroyClippingRegion();
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virtual bool DoFloodFill(wxCoord x, wxCoord y, const wxColour& col,
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wxFloodFillStyle style = wxFLOOD_SURFACE);
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virtual bool DoGetPixel(wxCoord x, wxCoord y, wxColour *col) const;
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virtual void DoDrawPoint(wxCoord x, wxCoord y);
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virtual void DoDrawLine(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2);
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virtual void DoDrawArc(wxCoord x1, wxCoord y1,
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wxCoord x2, wxCoord y2,
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wxCoord xc, wxCoord yc);
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virtual void DoDrawEllipticArc(wxCoord x, wxCoord y, wxCoord w, wxCoord h,
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double sa, double ea);
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virtual void DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
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virtual void DoDrawRoundedRectangle(wxCoord x, wxCoord y,
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wxCoord width, wxCoord height,
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double radius);
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virtual void DoDrawEllipse(wxCoord x, wxCoord y,
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wxCoord width, wxCoord height);
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virtual void DoCrossHair(wxCoord x, wxCoord y);
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virtual void DoDrawIcon(const wxIcon& icon, wxCoord x, wxCoord y);
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virtual void DoDrawBitmap(const wxBitmap &bmp, wxCoord x, wxCoord y,
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bool useMask = false);
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virtual void DoDrawText(const wxString& text, wxCoord x, wxCoord y);
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virtual void DoDrawRotatedText(const wxString& text,
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wxCoord x, wxCoord y, double angle);
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virtual bool DoBlit(wxCoord xdest, wxCoord ydest,
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wxCoord width, wxCoord height,
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wxDC *source,
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wxCoord xsrc, wxCoord ysrc,
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wxRasterOperationMode rop = wxCOPY,
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bool useMask = false,
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wxCoord xsrcMask = wxDefaultCoord,
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wxCoord ysrcMask = wxDefaultCoord);
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virtual void DoDrawLines(int n, const wxPoint points[],
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wxCoord xoffset, wxCoord yoffset );
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virtual void DoDrawPolygon(int n, const wxPoint points[],
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wxCoord xoffset, wxCoord yoffset,
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wxPolygonFillMode fillStyle = wxODDEVEN_RULE);
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// Use Qt transformations, as they automatically scale pen widths, text...
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virtual void ComputeScaleAndOrigin();
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void QtPreparePainter();
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virtual void* GetHandle() const { return (void*) m_qtPainter; }
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protected:
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virtual QImage *GetQImage() { return m_qtImage; }
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QPainter *m_qtPainter;
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QImage *m_qtImage;
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wxRegion *m_clippingRegion;
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private:
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enum wxQtRasterColourOp
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{
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wxQtNONE,
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wxQtWHITE,
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wxQtBLACK,
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wxQtINVERT
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};
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wxQtRasterColourOp m_rasterColourOp;
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QColor *m_qtPenColor;
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QColor *m_qtBrushColor;
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void ApplyRasterColourOp();
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};
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#endif // _WX_QT_DC_H_
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