// Created: 17/09/98
// RCS-ID: $Id$
// Copyright: (c) Julian Smart
-// Licence: wxWindows licence
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef _WX_DCCLIENT_H_
#define _WX_DCCLIENT_H_
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
#pragma interface "dcclient.h"
#endif
#include "wx/dc.h"
-//-----------------------------------------------------------------------------
-// classes
-//-----------------------------------------------------------------------------
+// ----------------------------------------------------------------------------
+// fwd declarations
+// ----------------------------------------------------------------------------
class WXDLLEXPORT wxWindowDC;
class WXDLLEXPORT wxWindow;
-// Under Windows, wxClientDC, wxPaintDC and wxWindowDC are implemented differently.
-// On many platforms, however, they will be the same.
+// Under Windows, wxClientDC, wxPaintDC and wxWindowDC are implemented
+// differently. On many platforms, however, they will be the same.
//-----------------------------------------------------------------------------
// wxWindowDC
//-----------------------------------------------------------------------------
-class WXDLLEXPORT wxWindowDC: public wxDC
+class WXDLLEXPORT wxWindowDC : public wxDC
{
- DECLARE_DYNAMIC_CLASS(wxWindowDC)
-
- public:
-
- wxWindowDC(void);
+ DECLARE_DYNAMIC_CLASS(wxWindowDC)
+
+public:
+ wxWindowDC();
wxWindowDC( wxWindow *win );
- ~wxWindowDC(void);
-
- virtual void FloodFill( long x1, long y1, const wxColour& col, int style=wxFLOOD_SURFACE );
- virtual bool GetPixel( long x1, long y1, wxColour *col ) const;
-
- virtual void DrawLine( long x1, long y1, long x2, long y2 );
- virtual void CrossHair( long x, long y );
- virtual void DrawArc( long x1, long y1, long x2, long y2, long xc, long yc );
- virtual void DrawEllipticArc( long x, long y, long width, long height, double sa, double ea );
- virtual void DrawPoint( long x, long y );
-
- virtual void DrawLines( int n, wxPoint points[], long xoffset = 0, long yoffset = 0 );
- virtual void DrawLines( wxList *points, long xoffset = 0, long yoffset = 0 );
- virtual void DrawPolygon( int n, wxPoint points[], long xoffset = 0, long yoffset = 0,
- int fillStyle=wxODDEVEN_RULE );
- virtual void DrawPolygon( wxList *lines, long xoffset = 0, long yoffset = 0,
- int fillStyle=wxODDEVEN_RULE );
-
- virtual void DrawRectangle( long x, long y, long width, long height );
- virtual void DrawRoundedRectangle( long x, long y, long width, long height, double radius = 20.0 );
- virtual void DrawEllipse( long x, long y, long width, long height );
-
- virtual bool CanDrawBitmap(void) const;
- virtual void DrawIcon( const wxIcon &icon, long x, long y, bool useMask=FALSE );
- virtual bool Blit( long xdest, long ydest, long width, long height,
- wxDC *source, long xsrc, long ysrc, int logical_func = wxCOPY, bool useMask=FALSE );
-
- virtual void DrawText( const wxString &text, long x, long y, bool use16 = FALSE );
- virtual bool CanGetTextExtent(void) const;
- virtual void GetTextExtent( const wxString &string, long *width, long *height,
- long *descent = NULL, long *externalLeading = NULL,
- wxFont *theFont = NULL, bool use16 = FALSE );
- virtual long GetCharWidth(void);
- virtual long GetCharHeight(void);
-
- virtual void Clear(void);
- virtual void Clear(const wxRect& rect);
-
- virtual void SetFont( const wxFont &font );
- virtual void SetPen( const wxPen &pen );
- virtual void SetBrush( const wxBrush &brush );
- virtual void SetBackground( const wxBrush &brush );
+ ~wxWindowDC();
+
+ // TODO this function is Motif-only for now - should it go into base class?
+ void Clear(const wxRect& rect);
+
+ // implement base class pure virtuals
+ // ----------------------------------
+
+ 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 SetBackgroundMode(int mode);
+ virtual void SetPalette(const wxPalette& palette);
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 SetClippingRegion( long x, long y, long width, long height );
- virtual void SetClippingRegion( const wxRegion& region );
- virtual void DestroyClippingRegion(void);
+ virtual void SetTextForeground(const wxColour& colour);
+ virtual void SetTextBackground(const wxColour& colour);
+
+ virtual wxCoord GetCharHeight() const;
+ virtual wxCoord GetCharWidth() const;
+ virtual void DoGetTextExtent(const wxString& string,
+ wxCoord *x, wxCoord *y,
+ wxCoord *descent = NULL,
+ wxCoord *externalLeading = NULL,
+ wxFont *theFont = NULL) const;
+
+ virtual bool CanDrawBitmap() const;
+ virtual bool CanGetTextExtent() const;
+
+ virtual int GetDepth() const;
+ virtual wxSize GetPPI() const;
+
+ virtual void DestroyClippingRegion();
+
+ // Helper function for setting clipping
+ void SetDCClipping(WXRegion region);
- virtual void DrawSpline( wxList *points );
+ // implementation from now on
+ // --------------------------
+
+ WXGC GetGC() const { return m_gc; }
+ WXGC GetBackingGC() const { return m_gcBacking; }
+ WXDisplay* GetDisplay() const { return m_display; }
+ bool GetAutoSetting() const { return m_autoSetting; }
+ void SetAutoSetting(bool flag) { m_autoSetting = flag; }
+
+protected:
+ // note that this function will call colour.SetPixel,
+ // and will do one of curCol = colour, curCol = wxWHITE, curCol = wxBLACK
+ // roundToWhite has an effect for monochrome display only
+ // if roundToWhite == TRUE then the colour will be set to white unless
+ // it is RGB 0x000000;if roundToWhite == FALSE the colour wull be set to
+ // black unless it id RGB 0xffffff
+ int CalculatePixel(wxColour& colour, wxColour& curCol,
+ bool roundToWhite) const;
+ // sets the foreground pixel taking into account the
+ // currently selected logical operation
+ void SetForegroundPixelWithLogicalFunction(int pixel);
+
+ 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 DoDrawPoint(wxCoord x, wxCoord y);
+ virtual void DoDrawLine(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2);
+
+ virtual void DoDrawArc(wxCoord x1, wxCoord y1,
+ wxCoord x2, wxCoord y2,
+ wxCoord xc, wxCoord yc);
+ virtual void DoDrawEllipticArc(wxCoord x, wxCoord y, wxCoord w, wxCoord h,
+ double sa, double ea);
+
+ virtual void DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
+ virtual void DoDrawRoundedRectangle(wxCoord x, wxCoord y,
+ wxCoord width, wxCoord height,
+ double radius);
+ virtual void DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
+
+ virtual void DoCrossHair(wxCoord x, wxCoord y);
+
+ virtual void DoDrawText(const wxString& text, wxCoord x, wxCoord y);
+ virtual void DoDrawRotatedText(const wxString &text, wxCoord x, wxCoord y, double angle);
+
+ 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);
+
+ virtual void DoSetClippingRegionAsRegion(const wxRegion& region);
+ virtual void DoSetClippingRegion(wxCoord x, wxCoord y,
+ wxCoord width, wxCoord height);
+
+ 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);
- // Motif-specific
- void SetDCClipping (); // Helper function for setting clipping
+ void DoGetSize( int *width, int *height ) const;
- inline WXGC GetGC() const { return m_gc; }
- inline WXDisplay* GetDisplay() const { return m_display; }
- inline bool GetAutoSetting() const { return m_autoSetting; }
- inline void SetAutoSetting(bool flag) { m_autoSetting = flag; }
+ // common part of constructors
+ void Init();
-protected:
WXGC m_gc;
WXGC m_gcBacking;
WXDisplay* m_display;
wxWindow* m_window;
- WXRegion m_currentRegion; // Current clipping region (incl. paint clip region)
- WXRegion m_userRegion; // User-defined clipping region
- WXPixmap m_pixmap; // Pixmap for drawing on
+ // Pixmap for drawing on
+ WXPixmap m_pixmap;
+ // Last clipping region set on th GC, this is the combination
+ // of paint clipping region and all user-defined clipping regions
+ WXRegion m_clipRegion;
// Not sure if we'll need all of these
int m_backgroundPixel;
wxColour m_currentColour;
-// int m_currentBkMode;
int m_currentPenWidth ;
int m_currentPenJoin ;
int m_currentPenCap ;
int m_currentPenDashCount ;
- char* m_currentPenDash ;
+ wxX11Dash* m_currentPenDash ;
wxBitmap m_currentStipple ;
int m_currentStyle ;
int m_currentFill ;
class WXDLLEXPORT wxPaintDC: public wxWindowDC
{
- DECLARE_DYNAMIC_CLASS(wxPaintDC)
+ DECLARE_DYNAMIC_CLASS(wxPaintDC)
+
public:
- wxPaintDC() {}
- wxPaintDC(wxWindow* win);
- ~wxPaintDC();
+ wxPaintDC() { }
+ wxPaintDC(wxWindow* win);
+
+ ~wxPaintDC();
};
class WXDLLEXPORT wxClientDC: public wxWindowDC
{
- DECLARE_DYNAMIC_CLASS(wxClientDC)
+ DECLARE_DYNAMIC_CLASS(wxClientDC)
+
public:
- wxClientDC() {}
- wxClientDC(wxWindow* win): wxWindowDC(win) {}
+ wxClientDC() { }
+ wxClientDC(wxWindow* win) : wxWindowDC(win) { }
};
#endif
- // _WX_DCCLIENT_H_
+// _WX_DCCLIENT_H_
projects / wxWidgets.git / blobdiff