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