Provide NSAutoreleasePool instances during initialization

[wxWidgets.git] / include / wx / msw / dc.h

diff --git a/include/wx/msw/dc.h b/include/wx/msw/dc.h
index 9acfd0cad0117578e288cb980aeaa114e23592ef..ac1f0a3989c83de77a6ad34db168061d754a5afb 100644 (file)
--- a/include/wx/msw/dc.h
+++ b/include/wx/msw/dc.h
@@ -23,53 +23,27 @@
 // macros
 // ---------------------------------------------------------------------------
 
 // macros
 // ---------------------------------------------------------------------------
 

-// Logical to device
-// Absolute
-#define XLOG2DEV(x) (x)
-#define YLOG2DEV(y) (y)
-
-// Relative
-#define XLOG2DEVREL(x) (x)
-#define YLOG2DEVREL(y) (y)
-
-// Device to logical
-// Absolute
-#define XDEV2LOG(x) (x)
-
-#define YDEV2LOG(y) (y)
-
-// Relative
-#define XDEV2LOGREL(x) (x)
-#define YDEV2LOGREL(y) (y)
-
+#if wxUSE_DC_CACHEING

 /*
 /*

- * Have the same macros as for XView but not for every operation:
- * just for calculating window/viewport extent (a better way of scaling).
+ * Cached blitting, maintaining a cache
+ * of bitmaps required for transparent blitting
+ * instead of constant creation/deletion

  */
 
  */
 

-// Logical to device
-// Absolute
-#define MS_XLOG2DEV(x) LogicalToDevice(x)
-
-#define MS_YLOG2DEV(y) LogicalToDevice(y)
-
-// Relative
-#define MS_XLOG2DEVREL(x) LogicalToDeviceXRel(x)
-#define MS_YLOG2DEVREL(y) LogicalToDeviceYRel(y)
-
-// Device to logical
-// Absolute
-#define MS_XDEV2LOG(x) DeviceToLogicalX(x)
-
-#define MS_YDEV2LOG(y) DeviceToLogicalY(y)
-
-// Relative
-#define MS_XDEV2LOGREL(x) DeviceToLogicalXRel(x)
-#define MS_YDEV2LOGREL(y) DeviceToLogicalYRel(y)
-
-#define YSCALE(y) (yorigin - (y))
-
-#define     wx_round(a)    (int)((a)+.5)
+class wxDCCacheEntry: public wxObject
+{
+public:
+    wxDCCacheEntry(WXHBITMAP hBitmap, int w, int h, int depth);
+    wxDCCacheEntry(WXHDC hDC, int depth);
+    ~wxDCCacheEntry();
+
+    WXHBITMAP   m_bitmap;
+    WXHDC       m_dc;
+    int         m_width;
+    int         m_height;
+    int         m_depth;
+};
+#endif

 
 class WXDLLEXPORT wxDC : public wxDCBase
 {
 
 class WXDLLEXPORT wxDC : public wxDCBase
 {


@@ -93,7 +67,9 @@ public:
     virtual void SetBrush(const wxBrush& brush);
     virtual void SetBackground(const wxBrush& brush);
     virtual void SetBackgroundMode(int mode);
     virtual void SetBrush(const wxBrush& brush);
     virtual void SetBackground(const wxBrush& brush);
     virtual void SetBackgroundMode(int mode);

+#if wxUSE_PALETTE

     virtual void SetPalette(const wxPalette& palette);
     virtual void SetPalette(const wxPalette& palette);

+#endif // wxUSE_PALETTE

 
     virtual void DestroyClippingRegion();
 
 
     virtual void DestroyClippingRegion();
 


@@ -126,7 +102,15 @@ public:
     virtual void SelectOldObjects(WXHDC dc);
 
     wxWindow *GetWindow() const { return m_canvas; }
     virtual void SelectOldObjects(WXHDC dc);
 
     wxWindow *GetWindow() const { return m_canvas; }

-    void SetWindow(wxWindow *win) { m_canvas = win; }
+    void SetWindow(wxWindow *win)
+    {
+        m_canvas = win;
+
+#if wxUSE_PALETTE
+        // if we have palettes use the correct one for this window
+        InitializePalette();
+#endif // wxUSE_PALETTE
+    }

 
     WXHDC GetHDC() const { return m_hDC; }
     void SetHDC(WXHDC dc, bool bOwnsDC = FALSE)
 
     WXHDC GetHDC() const { return m_hDC; }
     void SetHDC(WXHDC dc, bool bOwnsDC = FALSE)


@@ -141,8 +125,17 @@ public:
     // update the internal clip box variables
     void UpdateClipBox();
 
     // update the internal clip box variables
     void UpdateClipBox();
 

+#if wxUSE_DC_CACHEING
+    static wxDCCacheEntry* FindBitmapInCache(WXHDC hDC, int w, int h);
+    static wxDCCacheEntry* FindDCInCache(wxDCCacheEntry* notThis, WXHDC hDC);
+
+    static void AddToBitmapCache(wxDCCacheEntry* entry);
+    static void AddToDCCache(wxDCCacheEntry* entry);
+    static void ClearCache();
+#endif
+

 protected:
 protected:

-    virtual void DoFloodFill(wxCoord x, wxCoord y, const wxColour& col,
+    virtual bool DoFloodFill(wxCoord x, wxCoord y, const wxColour& col,

                              int style = wxFLOOD_SURFACE);
 
     virtual bool DoGetPixel(wxCoord x, wxCoord y, wxColour *col) const;
                              int style = wxFLOOD_SURFACE);
 
     virtual bool DoGetPixel(wxCoord x, wxCoord y, wxColour *col) const;


@@ -176,7 +169,7 @@ protected:
 
     virtual bool DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height,
                         wxDC *source, wxCoord xsrc, wxCoord ysrc,
 
     virtual bool DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height,
                         wxDC *source, wxCoord xsrc, wxCoord ysrc,

-                        int rop = wxCOPY, bool useMask = FALSE);
+                        int rop = wxCOPY, bool useMask = FALSE, wxCoord xsrcMask = -1, wxCoord ysrcMask = -1);

 
     // this is gnarly - we can't even call this function DoSetClippingRegion()
     // because of virtual function hiding
 
     // this is gnarly - we can't even call this function DoSetClippingRegion()
     // because of virtual function hiding


@@ -199,12 +192,25 @@ protected:
                                int fillStyle = wxODDEVEN_RULE);
 
 
                                int fillStyle = wxODDEVEN_RULE);
 
 

+#if wxUSE_PALETTE
+    // MSW specific, select a logical palette into the HDC
+    // (tell windows to translate pixel from other palettes to our custom one
+    // and vice versa)
+    // Realize tells it to also reset the system palette to this one.
+    void DoSelectPalette(bool realize = FALSE);
+
+    // Find out what palette our parent window has, then select it into the dc
+    void InitializePalette();
+#endif // wxUSE_PALETTE
+

     // common part of DoDrawText() and DoDrawRotatedText()
     void DrawAnyText(const wxString& text, wxCoord x, wxCoord y);
 
     // common part of DoDrawText() and DoDrawRotatedText()
     void DrawAnyText(const wxString& text, wxCoord x, wxCoord y);
 

+    // common part of DoSetClippingRegion() and DoSetClippingRegionAsRegion()
+    void SetClippingHrgn(WXHRGN hrgn);
+

     // MSW-specific member variables
     // MSW-specific member variables

-    int               m_windowExtX;
-    int               m_windowExtY;
+    // -----------------------------

 
     // the window associated with this DC (may be NULL)
     wxWindow         *m_canvas;
 
     // the window associated with this DC (may be NULL)
     wxWindow         *m_canvas;


@@ -224,9 +230,18 @@ protected:
     WXHPEN            m_oldPen;
     WXHBRUSH          m_oldBrush;
     WXHFONT           m_oldFont;
     WXHPEN            m_oldPen;
     WXHBRUSH          m_oldBrush;
     WXHFONT           m_oldFont;

+
+#if wxUSE_PALETTE

     WXHPALETTE        m_oldPalette;
     WXHPALETTE        m_oldPalette;

+#endif // wxUSE_PALETTE
+
+#if wxUSE_DC_CACHEING
+    static wxList     sm_bitmapCache;
+    static wxList     sm_dcCache;
+#endif

 
     DECLARE_DYNAMIC_CLASS(wxDC)
 
     DECLARE_DYNAMIC_CLASS(wxDC)

+    DECLARE_NO_COPY_CLASS(wxDC)

 };
 
 // ----------------------------------------------------------------------------
 };
 
 // ----------------------------------------------------------------------------