added (and documented) trivial but useful IsSingleLine() and IsMultiLine() text contr...

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

diff --git a/include/wx/dc.h b/include/wx/dc.h
index eef4e7b99c5861974b7adf8c1e398cfec236a0f0..c414a9fdbe80f2d2b5664e4d508816ed668e1b54 100644 (file)
--- a/include/wx/dc.h
+++ b/include/wx/dc.h
@@ -28,7 +28,6 @@
 #include "wx/brush.h"
 #include "wx/pen.h"
 #include "wx/palette.h"
-
 #include "wx/list.h"            // we use wxList in inline functions
 
 class WXDLLEXPORT wxDCBase;
@@ -38,9 +37,9 @@ class WXDLLEXPORT wxDrawObject
 public:
 
     wxDrawObject()
-    {
-        ResetBoundingBox();
-    }
+        : m_isBBoxValid(FALSE)
+        , m_minX(0), m_minY(0), m_maxX(0), m_maxY(0)
+    { }
 
     virtual ~wxDrawObject() { }
 
@@ -104,33 +103,34 @@ class WXDLLEXPORT wxDCBase : public wxObject
 {
 public:
     wxDCBase()
+        : m_colour(wxColourDisplay())
+        , m_ok(TRUE)
+        , m_clipping(FALSE)
+        , m_isInteractive(0)
+        , m_isBBoxValid(FALSE)
+        , m_logicalOriginX(0), m_logicalOriginY(0)
+        , m_deviceOriginX(0), m_deviceOriginY(0)
+        , m_logicalScaleX(1.0), m_logicalScaleY(1.0)
+        , m_userScaleX(1.0), m_userScaleY(1.0)
+        , m_scaleX(1.0), m_scaleY(1.0)
+        , m_signX(1), m_signY(1)
+        , m_minX(0), m_minY(0), m_maxX(0), m_maxY(0)
+        , m_clipX1(0), m_clipY1(0), m_clipX2(0), m_clipY2(0)
+        , m_logicalFunction(wxCOPY)
+        , m_backgroundMode(wxTRANSPARENT)
+        , m_mappingMode(wxMM_TEXT)
+        , m_pen()
+        , m_brush()
+        , m_backgroundBrush(*wxTRANSPARENT_BRUSH)
+        , m_textForegroundColour(*wxBLACK)
+        , m_textBackgroundColour(*wxWHITE)
+        , m_font()
+#if wxUSE_PALETTE
+        , m_palette()
+        , m_hasCustomPalette(FALSE)
+#endif // wxUSE_PALETTE
     {
-        m_clipping = FALSE;
-        m_ok = TRUE;
-
         ResetBoundingBox();
-
-        m_signX = m_signY = 1;
-
-        m_logicalOriginX = m_logicalOriginY =
-        m_deviceOriginX = m_deviceOriginY = 0;
-
-        m_logicalScaleX = m_logicalScaleY =
-        m_userScaleX = m_userScaleY =
-        m_scaleX = m_scaleY = 1.0;
-
-        m_logicalFunction = wxCOPY;
-
-        m_backgroundMode = wxTRANSPARENT;
-
-        m_mappingMode = wxMM_TEXT;
-
-        m_backgroundBrush = *wxTRANSPARENT_BRUSH;
-
-        m_textForegroundColour = *wxBLACK;
-        m_textBackgroundColour = *wxWHITE;
-
-        m_colour = wxColourDisplay();
     }
 
     ~wxDCBase() { }
@@ -148,12 +148,12 @@ public:
         CalcBoundingBox(drawobject->MaxX(),drawobject->MaxY());
     }
 
-    void FloodFill(wxCoord x, wxCoord y, const wxColour& col,
+    bool FloodFill(wxCoord x, wxCoord y, const wxColour& col,
                    int style = wxFLOOD_SURFACE)
-        { DoFloodFill(x, y, col, style); }
-    void FloodFill(const wxPoint& pt, const wxColour& col,
+        { return DoFloodFill(x, y, col, style); }
+    bool FloodFill(const wxPoint& pt, const wxColour& col,
                    int style = wxFLOOD_SURFACE)
-        { DoFloodFill(pt.x, pt.y, col, style); }
+        { return DoFloodFill(pt.x, pt.y, col, style); }
 
     bool GetPixel(wxCoord x, wxCoord y, wxColour *col) const
         { return DoGetPixel(x, y, col); }
@@ -227,6 +227,9 @@ public:
 
     void DrawCircle(wxCoord x, wxCoord y, wxCoord radius)
         { DoDrawEllipse(x - radius, y - radius, 2*radius, 2*radius); }
+    void DrawCircle(const wxPoint& pt, wxCoord radius)
+        { DrawCircle(pt.x, pt.y, radius); }
+
     void DrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
         { DoDrawEllipse(x, y, width, height); }
     void DrawEllipse(const wxPoint& pt, const wxSize& sz)
@@ -316,7 +319,9 @@ public:
     virtual void SetBrush(const wxBrush& brush) = 0;
     virtual void SetBackground(const wxBrush& brush) = 0;
     virtual void SetBackgroundMode(int mode) = 0;
+#if wxUSE_PALETTE
     virtual void SetPalette(const wxPalette& palette) = 0;
+#endif // wxUSE_PALETTE
 
     // clipping region
     // ---------------
@@ -588,17 +593,22 @@ public:
 #endif // !Win16
 
 #if WXWIN_COMPATIBILITY
+
+#if wxUSE_PALETTE
     virtual void SetColourMap(const wxPalette& palette) { SetPalette(palette); }
+#endif // wxUSE_PALETTE
+
     void GetTextExtent(const wxString& string, float *x, float *y,
             float *descent = NULL, float *externalLeading = NULL,
             wxFont *theFont = NULL, bool use16bit = FALSE) const ;
     void GetSize(float* width, float* height) const { int w, h; GetSize(& w, & h); *width = w; *height = h; }
     void GetSizeMM(float *width, float *height) const { long w, h; GetSizeMM(& w, & h); *width = (float) w; *height = (float) h; }
+
 #endif // WXWIN_COMPATIBILITY
 
 protected:
     // the pure virtual functions which should be implemented by wxDC
-    virtual void DoFloodFill(wxCoord x, wxCoord y, const wxColour& col,
+    virtual bool DoFloodFill(wxCoord x, wxCoord y, const wxColour& col,
                              int style = wxFLOOD_SURFACE) = 0;
 
     virtual bool DoGetPixel(wxCoord x, wxCoord y, wxColour *col) const = 0;
@@ -731,7 +741,11 @@ protected:
     wxColour          m_textForegroundColour;
     wxColour          m_textBackgroundColour;
     wxFont            m_font;
+
+#if wxUSE_PALETTE
     wxPalette         m_palette;
+    bool              m_hasCustomPalette;
+#endif // wxUSE_PALETTE
 
 private:
     DECLARE_NO_COPY_CLASS(wxDCBase)
@@ -748,10 +762,10 @@ private:
     #include "wx/motif/dc.h"
 #elif defined(__WXGTK__)
     #include "wx/gtk/dc.h"
+#elif defined(__WXX11__)
+    #include "wx/x11/dc.h"
 #elif defined(__WXMGL__)
     #include "wx/mgl/dc.h"
-#elif defined(__WXQT__)
-    #include "wx/qt/dc.h"
 #elif defined(__WXMAC__)
     #include "wx/mac/dc.h"
 #elif defined(__WXPM__)
@@ -768,7 +782,7 @@ private:
 class WXDLLEXPORT wxDCTextColourChanger
 {
 public:
-    wxDCTextColourChanger(wxDC& dc) : m_dc(dc) { }
+    wxDCTextColourChanger(wxDC& dc) : m_dc(dc), m_colFgOld() { }
 
     ~wxDCTextColourChanger()
     {