wxWidgets/include/wx/gtk/dcclient.h
2007-09-23 11:27:41 +00:00

200 lines
6.6 KiB
C++

/////////////////////////////////////////////////////////////////////////////
// Name: dcclient.h
// Purpose:
// Author: Robert Roebling
// Id: $Id$
// Copyright: (c) 1998 Robert Roebling
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef __GTKDCCLIENTH__
#define __GTKDCCLIENTH__
#include "wx/dc.h"
#include "wx/region.h"
class WXDLLIMPEXP_FWD_CORE wxWindow;
//-----------------------------------------------------------------------------
// wxWindowDC
//-----------------------------------------------------------------------------
#if wxUSE_NEW_DC
class WXDLLIMPEXP_CORE wxGTKWindowImplDC : public wxGTKImplDC
#else
#define wxGTKWindowImplDC wxWindowDC
class WXDLLIMPEXP_CORE wxWindowDC : public wxDC
#endif
{
public:
#if wxUSE_NEW_DC
wxGTKWindowImplDC( wxDC *owner );
wxGTKWindowImplDC( wxDC *owner, wxWindow *win );
#else
wxWindowDC();
wxWindowDC( wxWindow *win );
#endif
virtual ~wxGTKWindowImplDC();
virtual bool CanDrawBitmap() const { return true; }
virtual bool CanGetTextExtent() const { return true; }
protected:
virtual void DoGetSize(int *width, int *height) const;
virtual bool DoFloodFill( wxCoord x, wxCoord y, const wxColour& col, int 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, wxPoint points[],
wxCoord xoffset, wxCoord yoffset);
virtual void DoDrawPolygon(int n, wxPoint points[],
wxCoord xoffset, wxCoord yoffset,
int 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,
int 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 = (wxCoord *) NULL,
wxCoord *externalLeading = (wxCoord *) NULL,
const wxFont *theFont = (wxFont *) NULL) const;
virtual bool DoGetPartialTextExtents(const wxString& text, wxArrayInt& widths) const;
virtual void DoSetClippingRegion( wxCoord x, wxCoord y, wxCoord width, wxCoord height );
virtual void DoSetClippingRegionAsRegion( const wxRegion &region );
public:
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( int 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_window;
GdkGC *m_penGC;
GdkGC *m_brushGC;
GdkGC *m_textGC;
GdkGC *m_bgGC;
GdkColormap *m_cmap;
bool m_isScreenDC;
wxWindow *m_owningWindow;
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_window; }
private:
DECLARE_ABSTRACT_CLASS(wxGTKWindowImplDC)
};
//-----------------------------------------------------------------------------
// wxClientDC
//-----------------------------------------------------------------------------
#if wxUSE_NEW_DC
class WXDLLIMPEXP_CORE wxGTKClientImplDC : public wxGTKWindowImplDC
#else
#define wxGTKClientImplDC wxClientDC
class WXDLLIMPEXP_CORE wxClientDC : public wxWindowDC
#endif
{
public:
#if wxUSE_NEW_DC
wxGTKClientImplDC( wxDC *owner );
wxGTKClientImplDC( wxDC *owner, wxWindow *win );
#else
wxClientDC();
wxClientDC( wxWindow *win );
#endif
protected:
virtual void DoGetSize(int *width, int *height) const;
private:
DECLARE_ABSTRACT_CLASS(wxGTKClientImplDC)
};
//-----------------------------------------------------------------------------
// wxPaintDC
//-----------------------------------------------------------------------------
#if wxUSE_NEW_DC
class WXDLLIMPEXP_CORE wxGTKPaintImplDC : public wxGTKClientImplDC
#else
#define wxGTKPaintImplDC wxPaintDC
class WXDLLIMPEXP_CORE wxPaintDC : public wxClientDC
#endif
{
public:
#if wxUSE_NEW_DC
wxGTKPaintImplDC( wxDC *owner );
wxGTKPaintImplDC( wxDC *owner, wxWindow *win );
#else
wxPaintDC();
wxPaintDC( wxWindow *win );
#endif
private:
DECLARE_ABSTRACT_CLASS(wxGTKPaintImplDC)
};
#endif // __GTKDCCLIENTH__