162 lines
6.1 KiB
C
162 lines
6.1 KiB
C
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/////////////////////////////////////////////////////////////////////////////
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// Name: wx/gtk/dcclient.h
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// Purpose:
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// Author: Robert Roebling
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// Copyright: (c) 1998 Robert Roebling
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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#ifndef _WX_GTKDCCLIENT_H_
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#define _WX_GTKDCCLIENT_H_
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#include "wx/gtk/dc.h"
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//-----------------------------------------------------------------------------
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// wxWindowDCImpl
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//-----------------------------------------------------------------------------
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class WXDLLIMPEXP_CORE wxWindowDCImpl : public wxGTKDCImpl
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{
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public:
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wxWindowDCImpl( wxDC *owner );
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wxWindowDCImpl( wxDC *owner, wxWindow *win );
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virtual ~wxWindowDCImpl();
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virtual bool CanDrawBitmap() const { return true; }
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virtual bool CanGetTextExtent() const { return true; }
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virtual void DoGetSize(int *width, int *height) const;
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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 x1, wxCoord y1, wxColour *col ) const;
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virtual void DoDrawLine( wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2 );
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virtual void DoCrossHair( wxCoord x, wxCoord y );
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virtual void DoDrawArc( wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2,
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wxCoord xc, wxCoord yc );
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virtual void DoDrawEllipticArc( wxCoord x, wxCoord y, wxCoord width, wxCoord height,
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double sa, double ea );
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virtual void DoDrawPoint( wxCoord x, wxCoord y );
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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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virtual void DoDrawRectangle( wxCoord x, wxCoord y, wxCoord width, wxCoord height );
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virtual void DoDrawRoundedRectangle( wxCoord x, wxCoord y, wxCoord width, wxCoord height, double radius = 20.0 );
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virtual void DoDrawEllipse( wxCoord x, wxCoord y, wxCoord width, wxCoord height );
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virtual void DoDrawIcon( const wxIcon &icon, wxCoord x, wxCoord y );
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virtual void DoDrawBitmap( const wxBitmap &bitmap, wxCoord x, wxCoord y,
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bool useMask = false );
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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, wxCoord xsrc, wxCoord ysrc,
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wxRasterOperationMode logical_func = wxCOPY,
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bool useMask = false,
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wxCoord xsrcMask = -1, wxCoord ysrcMask = -1 );
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virtual void DoDrawText( const wxString &text, wxCoord x, wxCoord y );
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virtual void DoDrawRotatedText(const wxString& text, wxCoord x, wxCoord y,
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double angle);
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virtual void DoGetTextExtent( const wxString &string,
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wxCoord *width, wxCoord *height,
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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 bool DoGetPartialTextExtents(const wxString& text, wxArrayInt& widths) const;
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virtual void DoSetClippingRegion( wxCoord x, wxCoord y, wxCoord width, wxCoord height );
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virtual void DoSetDeviceClippingRegion( const wxRegion ®ion );
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virtual wxCoord GetCharWidth() const;
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virtual wxCoord GetCharHeight() const;
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virtual void Clear();
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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 SetLogicalFunction( wxRasterOperationMode function );
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virtual void SetTextForeground( const wxColour &col );
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virtual void SetTextBackground( const wxColour &col );
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virtual void SetBackgroundMode( int mode );
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virtual void SetPalette( const wxPalette& palette );
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virtual void DestroyClippingRegion();
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// Resolution in pixels per logical inch
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virtual wxSize GetPPI() const;
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virtual int GetDepth() const;
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// overrriden here for RTL
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virtual void SetDeviceOrigin( wxCoord x, wxCoord y );
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virtual void SetAxisOrientation( bool xLeftRight, bool yBottomUp );
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// protected:
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// implementation
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// --------------
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GdkWindow *m_gdkwindow;
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GdkGC *m_penGC;
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GdkGC *m_brushGC;
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GdkGC *m_textGC;
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GdkGC *m_bgGC;
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GdkColormap *m_cmap;
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bool m_isScreenDC;
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wxRegion m_currentClippingRegion;
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wxRegion m_paintClippingRegion;
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// PangoContext stuff for GTK 2.0
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PangoContext *m_context;
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PangoLayout *m_layout;
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PangoFontDescription *m_fontdesc;
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void SetUpDC( bool ismem = false );
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void Destroy();
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virtual void ComputeScaleAndOrigin();
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virtual GdkWindow *GetGDKWindow() const { return m_gdkwindow; }
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private:
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void DrawingSetup(GdkGC*& gc, bool& originChanged);
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GdkPixmap* MonoToColor(GdkPixmap* monoPixmap, int x, int y, int w, int h) const;
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DECLARE_ABSTRACT_CLASS(wxWindowDCImpl)
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};
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//-----------------------------------------------------------------------------
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// wxClientDCImpl
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//-----------------------------------------------------------------------------
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class WXDLLIMPEXP_CORE wxClientDCImpl : public wxWindowDCImpl
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{
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public:
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wxClientDCImpl( wxDC *owner );
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wxClientDCImpl( wxDC *owner, wxWindow *win );
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virtual void DoGetSize(int *width, int *height) const;
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DECLARE_ABSTRACT_CLASS(wxClientDCImpl)
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};
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//-----------------------------------------------------------------------------
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// wxPaintDCImpl
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//-----------------------------------------------------------------------------
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class WXDLLIMPEXP_CORE wxPaintDCImpl : public wxClientDCImpl
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{
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public:
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wxPaintDCImpl( wxDC *owner );
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wxPaintDCImpl( wxDC *owner, wxWindow *win );
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DECLARE_ABSTRACT_CLASS(wxPaintDCImpl)
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};
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#endif // _WX_GTKDCCLIENT_H_
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