X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/16c1f7f345e1850f590cfbf67c3b00fbb6d2e62e..b1d66b5415f7befb45e050d7097571642b8bfa56:/include/wx/motif/dc.h

diff --git a/include/wx/motif/dc.h b/include/wx/motif/dc.h
index 485b64b47e..5368b113b0 100644
--- a/include/wx/motif/dc.h
+++ b/include/wx/motif/dc.h
@@ -6,14 +6,14 @@
 // Created:     17/09/98
 // RCS-ID:      $Id$
 // Copyright:   (c) Julian Smart
-// Licence:   	wxWindows licence
+// Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 #ifndef _WX_DC_H_
 #define _WX_DC_H_
 
 #ifdef __GNUG__
-#pragma interface "dc.h"
+    #pragma interface "dc.h"
 #endif
 
 #include "wx/pen.h"
@@ -27,365 +27,141 @@
 //-----------------------------------------------------------------------------
 
 #ifndef MM_TEXT
-#define MM_TEXT			0
-#define MM_ISOTROPIC	1
-#define MM_ANISOTROPIC	2
-#define MM_LOMETRIC		3
-#define MM_HIMETRIC		4
-#define MM_TWIPS		5
-#define MM_POINTS		6
-#define MM_METRIC		7
+    #define MM_TEXT         0
+    #define MM_ISOTROPIC    1
+    #define MM_ANISOTROPIC  2
+    #define MM_LOMETRIC     3
+    #define MM_HIMETRIC     4
+    #define MM_TWIPS        5
+    #define MM_POINTS       6
+    #define MM_METRIC       7
 #endif
 
-//-----------------------------------------------------------------------------
-// global variables
-//-----------------------------------------------------------------------------
-
-extern int wxPageNumber;
-
 //-----------------------------------------------------------------------------
 // wxDC
 //-----------------------------------------------------------------------------
 
-class WXDLLEXPORT wxDC: public wxObject
+class WXDLLEXPORT wxDC : public wxDCBase
 {
-  DECLARE_ABSTRACT_CLASS(wxDC)
+    DECLARE_DYNAMIC_CLASS(wxDC)
 
-  public:
+public:
+    wxDC();
+    ~wxDC() { }
 
-    wxDC(void);
-    ~wxDC(void);
-    
-    void BeginDrawing(void) {};
-    void EndDrawing(void) {};
-    
-    virtual bool Ok(void) const { return m_ok; };
+    // implement base class pure virtuals
+    // ----------------------------------
 
-    virtual void FloodFill( long x1, long y1, wxColour* col, int style=wxFLOOD_SURFACE ) = 0;
-    inline void FloodFill(const wxPoint& pt, const wxColour& col, int style=wxFLOOD_SURFACE)
-    {
-        FloodFill(pt.x, pt.y, (wxColour*) & col, style);
-    }
+    virtual void DestroyClippingRegion();
 
-    virtual bool GetPixel( long x1, long y1, wxColour *col ) const = 0;
-    inline bool GetPixel(const wxPoint& pt, wxColour *col) const
-    {
-        return GetPixel(pt.x, pt.y, col);
-    }
+    virtual wxSize GetPPI() const;
 
-    virtual void DrawLine( long x1, long y1, long x2, long y2 ) = 0;
-    inline void DrawLine(const wxPoint& pt1, const wxPoint& pt2)
-    {
-        DrawLine(pt1.x, pt1.y, pt2.x, pt2.y);
-    }
+    virtual void SetMapMode(int mode);
+    virtual void SetUserScale(double x, double y);
+    virtual void SetLogicalScale(double x, double y);
+    virtual void SetLogicalOrigin(wxCoord x, wxCoord y);
+    virtual void SetDeviceOrigin(wxCoord x, wxCoord y);
+    virtual void SetAxisOrientation(bool xLeftRight, bool yBottomUp);
 
-    virtual void CrossHair( long x, long y ) = 0;
-    inline void CrossHair(const wxPoint& pt)
-    {
-        CrossHair(pt.x, pt.y);
-    }
+protected:
+    virtual void DoDrawIcon(const wxIcon& icon, wxCoord x, wxCoord y);
+    virtual void DoDrawBitmap(const wxBitmap &bmp, wxCoord x, wxCoord y,
+                              bool useMask = FALSE);
 
-    virtual void DrawArc( long x1, long y1, long x2, long y2, long xc, long yc ) = 0;
-    inline void DrawArc(const wxPoint& pt1, const wxPoint& pt2, const wxPoint& centre)
-    {
-        DrawArc(pt1.x, pt1.y, pt2.x, pt2.y, centre.x, centre.y);
-    }
+    virtual void DoSetClippingRegion(wxCoord x, wxCoord y,
+                                     wxCoord width, wxCoord height);
+    virtual void DoGetSize(int *width, int *height) const;
+    virtual void DoGetSizeMM(int* width, int* height) const;
 
-    virtual void DrawEllipticArc( long x, long y, long width, long height, double sa, double ea ) = 0;
-    virtual void DrawEllipticArc (const wxPoint& pt, const wxSize& sz, double sa, double ea)
+public:
+    void ComputeScaleAndOrigin();
+
+    wxCoord XDEV2LOG(wxCoord x) const
     {
-        DrawEllipticArc(pt.x, pt.y, sz.x, sz.y, sa, ea);
+        wxCoord new_x = x - m_deviceOriginX;
+        if (new_x > 0)
+            return (wxCoord)((double)(new_x) / m_scaleX + 0.5) * m_signX + m_logicalOriginX;
+        else
+            return (wxCoord)((double)(new_x) / m_scaleX - 0.5) * m_signX + m_logicalOriginX;
     }
-
-    virtual void DrawPoint( long x, long y ) = 0;
-    virtual void DrawPoint( wxPoint& point );
-    
-    virtual void DrawLines( int n, wxPoint points[], long xoffset = 0, long yoffset = 0 ) = 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 ) = 0;
-    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 ) = 0;
-    inline void DrawRectangle(const wxPoint& pt, const wxSize& sz)
+    wxCoord XDEV2LOGREL(wxCoord x) const
     {
-        DrawRectangle(pt.x, pt.y, sz.x, sz.y);
+        if (x > 0)
+            return (wxCoord)((double)(x) / m_scaleX + 0.5);
+        else
+            return (wxCoord)((double)(x) / m_scaleX - 0.5);
     }
-    inline void DrawRectangle(const wxRect& rect)
+    wxCoord YDEV2LOG(wxCoord y) const
     {
-        DrawRectangle(rect.x, rect.y, rect.width, rect.height);
+        wxCoord new_y = y - m_deviceOriginY;
+        if (new_y > 0)
+            return (wxCoord)((double)(new_y) / m_scaleY + 0.5) * m_signY + m_logicalOriginY;
+        else
+            return (wxCoord)((double)(new_y) / m_scaleY - 0.5) * m_signY + m_logicalOriginY;
     }
-    virtual void DrawRoundedRectangle( long x, long y, long width, long height, double radius = 20.0 ) = 0;
-    inline void DrawRoundedRectangle(const wxPoint& pt, const wxSize& sz, double radius = 20.0)
+    wxCoord YDEV2LOGREL(wxCoord y) const
     {
-        DrawRoundedRectangle(pt.x, pt.y, sz.x, sz.y, radius);
+        if (y > 0)
+            return (wxCoord)((double)(y) / m_scaleY + 0.5);
+        else
+            return (wxCoord)((double)(y) / m_scaleY - 0.5);
     }
-    inline void DrawRoundedRectangle(const wxRect& rect, double radius = 20.0)
+    wxCoord XLOG2DEV(wxCoord x) const
     {
-        DrawRoundedRectangle(rect.x, rect.y, rect.width, rect.height, radius);
+        wxCoord new_x = x - m_logicalOriginX;
+        if (new_x > 0)
+            return (wxCoord)((double)(new_x) * m_scaleX + 0.5) * m_signX + m_deviceOriginX;
+        else
+            return (wxCoord)((double)(new_x) * m_scaleX - 0.5) * m_signX + m_deviceOriginX;
     }
-
-    virtual void DrawEllipse( long x, long y, long width, long height ) = 0;
-    inline void DrawEllipse(const wxPoint& pt, const wxSize& sz)
+    // Without device translation, for backing pixmap purposes
+    wxCoord XLOG2DEV_2(wxCoord x) const
     {
-        DrawEllipse(pt.x, pt.y, sz.x, sz.y);
+        wxCoord new_x = x - m_logicalOriginX;
+        if (new_x > 0)
+            return (wxCoord)((double)(new_x) * m_scaleX + 0.5) * m_signX;
+        else
+            return (wxCoord)((double)(new_x) * m_scaleX - 0.5) * m_signX;
     }
-    inline void DrawEllipse(const wxRect& rect)
+    wxCoord XLOG2DEVREL(wxCoord x) const
     {
-        DrawEllipse(rect.x, rect.y, rect.width, rect.height);
+        if (x > 0)
+            return (wxCoord)((double)(x) * m_scaleX + 0.5);
+        else
+            return (wxCoord)((double)(x) * m_scaleX - 0.5);
     }
-
-    virtual void DrawSpline( long x1, long y1, long x2, long y2, long x3, long y3 );
-    virtual void DrawSpline( wxList *points );
-    virtual void DrawSpline( int n, wxPoint points[] );
-    
-    virtual bool CanDrawBitmap(void) const = 0;
-
-    virtual void DrawIcon( const wxIcon &icon, long x, long y, bool useMask=FALSE );
-    inline void DrawIcon(const wxIcon& icon, const wxPoint& pt)
+    wxCoord YLOG2DEV(wxCoord y) const
     {
-        DrawIcon(icon, pt.x, pt.y);
+        wxCoord new_y = y - m_logicalOriginY;
+        if (new_y > 0)
+            return (wxCoord)((double)(new_y) * m_scaleY + 0.5) * m_signY + m_deviceOriginY;
+        else
+            return (wxCoord)((double)(new_y) * m_scaleY - 0.5) * m_signY + m_deviceOriginY;
     }
-
-    // TODO DrawBitmap is not always the same as DrawIcon, especially if bitmaps and
-    // icons are implemented differently.
-    void DrawBitmap( const wxBitmap &bmp, long x, long y, bool useMask=FALSE )
-	      { DrawIcon( *((wxIcon*)(&bmp)), x, y, useMask ); }
-
-    virtual bool Blit( long xdest, long ydest, long width, long height,
-       wxDC *source, long xsrc, long ysrc, int logical_func = wxCOPY, bool useMask=FALSE ) = 0;
-    inline bool Blit(const wxPoint& destPt, const wxSize& sz,
-            wxDC *source, const wxPoint& srcPt, int rop = wxCOPY, bool useMask = FALSE)
+    // Without device translation, for backing pixmap purposes
+    wxCoord YLOG2DEV_2(wxCoord y) const
     {
-        return Blit(destPt.x, destPt.y, sz.x, sz.y, source, srcPt.x, srcPt.y, rop, useMask);
+        wxCoord new_y = y - m_logicalOriginY;
+        if (new_y > 0)
+            return (wxCoord)((double)(new_y) * m_scaleY + 0.5) * m_signY;
+        else
+            return (wxCoord)((double)(new_y) * m_scaleY - 0.5) * m_signY;
     }
-
-    virtual void DrawText( const wxString &text, long x, long y, bool use16 = FALSE ) = 0;
-    inline void DrawText(const wxString& text, const wxPoint& pt, bool use16bit = FALSE)
+    wxCoord YLOG2DEVREL(wxCoord y) const
     {
-        DrawText(text, pt.x, pt.y, use16bit);
+        if (y > 0)
+            return (wxCoord)((double)(y) * m_scaleY + 0.5);
+        else
+            return (wxCoord)((double)(y) * m_scaleY - 0.5);
     }
 
-    virtual bool CanGetTextExtent(void) const = 0;
-    virtual void GetTextExtent( const wxString &string, long *width, long *height,
-                     long *descent = NULL, long *externalLeading = NULL,
-                     wxFont *theFont = NULL, bool use16 = FALSE ) = 0;
-    virtual long GetCharWidth(void) = 0;
-    virtual long GetCharHeight(void) = 0;
-    
-    virtual void Clear(void) = 0;
-            
-    virtual void SetFont( const wxFont &font ) = 0;
-    virtual wxFont *GetFont(void) const { return (wxFont*) &m_font; };
-    
-    virtual void SetPen( const wxPen &pen ) = 0;
-    virtual wxPen *GetPen(void) const { return (wxPen*) &m_pen; };
-    
-    virtual void SetBrush( const wxBrush &brush ) = 0;
-    virtual wxBrush *GetBrush(void) const { return (wxBrush*) &m_brush; };
-
-    virtual void SetBackground( const wxBrush &brush ) = 0;
-    virtual wxBrush *GetBackground(void) const { return (wxBrush*) &m_backgroundBrush; };
-
-    virtual void SetLogicalFunction( int function ) = 0;
-    virtual int GetLogicalFunction(void) const { return m_logicalFunction; };
-    
-    virtual void SetTextForeground( const wxColour &col );
-    virtual void SetTextBackground( const wxColour &col );
-    virtual wxColour& GetTextBackground(void) const { return (wxColour&)m_textBackgroundColour; };
-    virtual wxColour& GetTextForeground(void) const { return (wxColour&)m_textForegroundColour; };
-    
-    virtual void SetBackgroundMode( int mode ) = 0;
-    virtual int GetBackgroundMode(void) const { return m_backgroundMode; };
-    
-    virtual void SetPalette( const wxPalette& palette ) = 0;
-    void SetColourMap( const wxPalette& palette ) { SetPalette(palette); };
-    
-    // the first two must be overridden and called
-    virtual void SetClippingRegion( long x, long y, long width, long height );
-    virtual void DestroyClippingRegion(void);
-    virtual void GetClippingBox( long *x, long *y, long *width, long *height ) const;
-    
-    virtual inline long MinX(void) const { return m_minX; }
-    virtual inline long MaxX(void) const { return m_maxX; }
-    virtual inline long MinY(void) const { return m_minY; }
-    virtual inline long MaxY(void) const { return m_maxY; }
-
-    virtual void GetSize( int* width, int* height ) const;
-    inline wxSize GetSize(void) const { int w, h; GetSize(&w, &h); return wxSize(w, h); }
-    virtual void GetSizeMM( long* width, long* height ) const;
-    
-    virtual bool StartDoc( const wxString& WXUNUSED(message) ) { return TRUE; };
-    virtual void EndDoc(void) {};
-    virtual void StartPage(void) {};
-    virtual void EndPage(void) {};
-    
-    virtual void SetMapMode( int mode );
-    virtual int GetMapMode(void) const { return m_mappingMode; };
-    
-    virtual void SetUserScale( double x, double y );
-    virtual void GetUserScale( double *x, double *y );
-    virtual void SetLogicalScale( double x, double y );
-    virtual void GetLogicalScale( double *x, double *y );
-    
-    virtual void SetLogicalOrigin( long x, long y );
-    virtual void GetLogicalOrigin( long *x, long *y );
-    virtual void SetDeviceOrigin( long x, long y );
-    virtual void GetDeviceOrigin( long *x, long *y );
-    virtual void SetInternalDeviceOrigin( long x, long y );
-    virtual void GetInternalDeviceOrigin( long *x, long *y );
-
-    virtual void SetAxisOrientation( bool xLeftRight, bool yBottomUp );
-    
-    virtual void SetOptimization( bool optimize ) { m_optimize = optimize; };
-    virtual bool GetOptimization(void) { return m_optimize; };
-    
-    virtual long DeviceToLogicalX(long x) const;
-    virtual long DeviceToLogicalY(long y) const;
-    virtual long DeviceToLogicalXRel(long x) const;
-    virtual long DeviceToLogicalYRel(long y) const;
-    virtual long LogicalToDeviceX(long x) const;
-    virtual long LogicalToDeviceY(long y) const;
-    virtual long LogicalToDeviceXRel(long x) const;
-    virtual long LogicalToDeviceYRel(long y) const;
-
-  public:
-  
-    void CalcBoundingBox( long x, long y );
-    void ComputeScaleAndOrigin(void);
-    
-    long XDEV2LOG(long x) const
-	{
-	  long new_x = x - m_deviceOriginX;
-	  if (new_x > 0) 
-	    return (long)((double)(new_x) / m_scaleX + 0.5) * m_signX + m_logicalOriginX;
-	  else
-	    return (long)((double)(new_x) / m_scaleX - 0.5) * m_signX + m_logicalOriginX;
-	}
-    long XDEV2LOGREL(long x) const
-	{ 
-	  if (x > 0) 
-	    return (long)((double)(x) / m_scaleX + 0.5);
-	  else
-	    return (long)((double)(x) / m_scaleX - 0.5);
-	}
-    long YDEV2LOG(long y) const
-	{
-	  long new_y = y - m_deviceOriginY;
-	  if (new_y > 0)
-	    return (long)((double)(new_y) / m_scaleY + 0.5) * m_signY + m_logicalOriginY;
-	  else
-	    return (long)((double)(new_y) / m_scaleY - 0.5) * m_signY + m_logicalOriginY;
-	}
-    long YDEV2LOGREL(long y) const
-	{ 
-	  if (y > 0)
-	    return (long)((double)(y) / m_scaleY + 0.5);
-	  else
-	    return (long)((double)(y) / m_scaleY - 0.5);
-	}
-    long XLOG2DEV(long x) const
-	{ 
-	  long new_x = x - m_logicalOriginX;
-	  if (new_x > 0)
-	    return (long)((double)(new_x) * m_scaleX + 0.5) * m_signX + m_deviceOriginX;
-	  else
-	    return (long)((double)(new_x) * m_scaleX - 0.5) * m_signX + m_deviceOriginX;
-	}
-    // Without device translation, for backing pixmap purposes
-    long XLOG2DEV_2(long x) const
-	{ 
-	  long new_x = x - m_logicalOriginX;
-	  if (new_x > 0)
-	    return (long)((double)(new_x) * m_scaleX + 0.5) * m_signX;
-	  else
-	    return (long)((double)(new_x) * m_scaleX - 0.5) * m_signX;
-	}
-    long XLOG2DEVREL(long x) const
-	{ 
-	  if (x > 0)
-	    return (long)((double)(x) * m_scaleX + 0.5);
-	  else
-	    return (long)((double)(x) * m_scaleX - 0.5);
-	}
-    long YLOG2DEV(long y) const
-	{
-	  long new_y = y - m_logicalOriginY;
-	  if (new_y > 0)
-	    return (long)((double)(new_y) * m_scaleY + 0.5) * m_signY + m_deviceOriginY;
-	  else
-	    return (long)((double)(new_y) * m_scaleY - 0.5) * m_signY + m_deviceOriginY;
-	}
-    // Without device translation, for backing pixmap purposes
-    long YLOG2DEV_2(long y) const
-	{
-	  long new_y = y - m_logicalOriginY;
-	  if (new_y > 0)
-	    return (long)((double)(new_y) * m_scaleY + 0.5) * m_signY;
-	  else
-	    return (long)((double)(new_y) * m_scaleY - 0.5) * m_signY;
-	}
-    long YLOG2DEVREL(long y) const
-	{ 
-	  if (y > 0)
-	    return (long)((double)(y) * m_scaleY + 0.5);
-	  else
-	    return (long)((double)(y) * m_scaleY - 0.5);
-	}
-  
-    virtual void DrawOpenSpline( wxList *points ) = 0;
-	
-  public:
-    
-    bool         m_ok;
-    bool         m_colour;
-    
-    // not sure, what these mean
-    bool         m_clipping;      // Is clipping on right now ?
-    bool         m_optimize;      // wxMSW only ?
-    bool         m_isInteractive; // For wxPostScriptDC
-    wxString     m_filename;      // Ditto
-    
-    wxPen        m_pen;
-    wxBrush      m_brush;
-    wxBrush      m_backgroundBrush;
-    wxColour     m_textForegroundColour;
-    wxColour     m_textBackgroundColour;
-    wxFont       m_font;
-    
-    int          m_logicalFunction;
-    int          m_backgroundMode;
-    int          m_textAlignment;    // gone in wxWin 2.0 ?
-    
-    int          m_mappingMode;
-    
+public:
     // not sure what for, but what is a mm on a screen you don't know the size of?
-    double       m_mm_to_pix_x,m_mm_to_pix_y; 
-    
-    long         m_internalDeviceOriginX,m_internalDeviceOriginY;   // If un-scrolled is non-zero or
-								    // d.o. changes with scrolling.
-								    // Set using SetInternalDeviceOrigin().
-								    
-    long         m_externalDeviceOriginX,m_externalDeviceOriginY;   // To be set by external classes
-                                                                    // such as wxScrolledWindow
-								    // using SetDeviceOrigin()
-								    
-    long         m_deviceOriginX,m_deviceOriginY;                   // Sum of the two above.
-    
-    long         m_logicalOriginX,m_logicalOriginY;                 // User defined.
+    double       m_mm_to_pix_x,m_mm_to_pix_y;
+
+    // recompute scale?
+    bool         m_needComputeScaleX, m_needComputeScaleY;
 
-    double       m_scaleX,m_scaleY;
-    double       m_logicalScaleX,m_logicalScaleY;
-    double       m_userScaleX,m_userScaleY;
-    long         m_signX,m_signY;
-    
-    bool         m_needComputeScaleX,m_needComputeScaleY;         // not yet used
-    
-    float        m_scaleFactor;  // wxPSDC wants to have this. Will disappear.
-    
-    long         m_clipX1,m_clipY1,m_clipX2,m_clipY2;
-    long         m_minX,m_maxX,m_minY,m_maxY;
 };
 
 #endif