Peparation for native Smartphone controls based on Spinners.

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

diff --git a/include/wx/msw/dc.h b/include/wx/msw/dc.h
index 30f79932f5b0e0930a9d070c5e425b7cbbeb5842..cd92147a459a1b6aaae502144c98e0bb59bee068 100644 (file)
--- a/include/wx/msw/dc.h
+++ b/include/wx/msw/dc.h
@@ -12,65 +12,16 @@
 #ifndef _WX_DC_H_
 #define _WX_DC_H_
 
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
     #pragma interface "dc.h"
 #endif
 
 #include "wx/defs.h"
-#include "wx/dc.h"
 
 // ---------------------------------------------------------------------------
 // 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)
-
-/*
- * Have the same macros as for XView but not for every operation:
- * just for calculating window/viewport extent (a better way of scaling).
- */
-
-// 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)
-
 #if wxUSE_DC_CACHEING
 /*
  * Cached blitting, maintaining a cache
@@ -128,6 +79,7 @@ public:
                                  wxCoord *descent = NULL,
                                  wxCoord *externalLeading = NULL,
                                  wxFont *theFont = NULL) const;
+    virtual bool DoGetPartialTextExtents(const wxString& text, wxArrayInt& widths) const;
 
     virtual bool CanDrawBitmap() const;
     virtual bool CanGetTextExtent() const;
@@ -150,13 +102,28 @@ public:
     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)
     {
         m_hDC = dc;
         m_bOwnsDC = bOwnsDC;
+
+        // we might have a pre existing clipping region, make sure that we
+        // return it if asked -- but avoid calling ::GetClipBox() right now as
+        // it could be unnecessary wasteful
+        m_clipping = true;
+        m_clipX1 =
+        m_clipX2 = 0;
     }
 
     const wxBitmap& GetSelectedBitmap() const { return m_selectedBitmap; }
@@ -175,7 +142,7 @@ public:
 #endif
 
 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;
@@ -221,6 +188,8 @@ protected:
     {
         GetClippingBox(x, y, width, height);
     }
+    virtual void DoGetClippingBox(wxCoord *x, wxCoord *y,
+                                  wxCoord *w, wxCoord *h) const;
 
     virtual void DoGetSize(int *width, int *height) const;
     virtual void DoGetSizeMM(int* width, int* height) const;
@@ -230,14 +199,30 @@ protected:
     virtual void DoDrawPolygon(int n, wxPoint points[],
                                wxCoord xoffset, wxCoord yoffset,
                                int fillStyle = wxODDEVEN_RULE);
+    virtual void DoDrawPolyPolygon(int n, int count[], wxPoint points[],
+                                   wxCoord xoffset, wxCoord yoffset,
+                                   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 DoSetClippingRegion() and DoSetClippingRegionAsRegion()
+    void SetClippingHrgn(WXHRGN hrgn);
+
     // MSW-specific member variables
-    int               m_windowExtX;
-    int               m_windowExtY;
+    // -----------------------------
 
     // the window associated with this DC (may be NULL)
     wxWindow         *m_canvas;
@@ -268,10 +253,11 @@ protected:
 #endif
 
     DECLARE_DYNAMIC_CLASS(wxDC)
+    DECLARE_NO_COPY_CLASS(wxDC)
 };
 
 // ----------------------------------------------------------------------------
-// wxDCTemp: a wxDC which doesn't free the given HDC (used by wxWindows
+// wxDCTemp: a wxDC which doesn't free the given HDC (used by wxWidgets
 // only/mainly)
 // ----------------------------------------------------------------------------
 
@@ -280,6 +266,9 @@ class WXDLLEXPORT wxDCTemp : public wxDC
 public:
     wxDCTemp(WXHDC hdc) { SetHDC(hdc); }
     virtual ~wxDCTemp() { SetHDC((WXHDC)NULL); }
+
+private:
+    DECLARE_NO_COPY_CLASS(wxDCTemp)
 };
 
 #endif