X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/e7445ff8ee26e39fab1e35455e1bef954bdf636f..f1f5f16f780bb41aa2ea24ccbf728f14c86cc475:/src/common/dcbase.cpp

diff --git a/src/common/dcbase.cpp b/src/common/dcbase.cpp
index f637c952d3..9f875dd04d 100644
--- a/src/common/dcbase.cpp
+++ b/src/common/dcbase.cpp
@@ -25,7 +25,11 @@
 #endif
 
 #include "wx/dc.h"
-#include "wx/math.h"
+#include "wx/dcbuffer.h" // for IMPLEMENT_DYNAMIC_CLASS
+
+#ifndef WX_PRECOMP
+    #include "wx/math.h"
+#endif
 
 // bool wxDCBase::sm_cacheing = false;
 
@@ -35,6 +39,9 @@ IMPLEMENT_ABSTRACT_CLASS(wxDCBase, wxObject)
 // implementation
 // ============================================================================
 
+IMPLEMENT_DYNAMIC_CLASS(wxBufferedDC, wxMemoryDC)
+IMPLEMENT_ABSTRACT_CLASS(wxBufferedPaintDC, wxBufferedDC)
+
 #if WXWIN_COMPATIBILITY_2_6
 void wxDCBase::BeginDrawing()
 {
@@ -57,8 +64,9 @@ void wxDCBase::DoDrawCheckMark(wxCoord x1, wxCoord y1,
     wxCoord x2 = x1 + width,
             y2 = y1 + height;
 
-    // this is to yield width of 3 for width == height == 10
-    SetPen(wxPen(GetTextForeground(), (width + height + 1) / 7, wxSOLID));
+    // the pen width is calibrated to give 3 for width == height == 10
+    wxDCPenChanger pen((wxDC&)*this,
+                        wxPen(GetTextForeground(), (width + height + 1)/7));
 
     // we're drawing a scaled version of wx/generic/tick.xpm here
     wxCoord x3 = x1 + (4*width) / 10,   // x of the tick bottom
@@ -323,7 +331,7 @@ void wxDCBase::DoDrawSpline( wxList *points )
     double           x1, y1, x2, y2;
 
     wxList::compatibility_iterator node = points->GetFirst();
-    if (node == wxList::compatibility_iterator())
+    if (!node)
         // empty list
         return;
 
@@ -414,7 +422,7 @@ bool wxDCBase::DoGetPartialTextExtents(const wxString& text, wxArrayInt& widths)
 {
     int totalWidth = 0;
 
-    const size_t len = text.Length();
+    const size_t len = text.length();
     widths.Empty();
     widths.Add(0, len);
 
@@ -463,7 +471,7 @@ void wxDCBase::GetMultiLineTextExtent(const wxString& text,
                                       wxCoord *x,
                                       wxCoord *y,
                                       wxCoord *h,
-                                      wxFont *font)
+                                      wxFont *font) const
 {
     wxCoord widthTextMax = 0, widthLine,
             heightTextTotal = 0, heightLineDefault = 0, heightLine = 0;
@@ -690,13 +698,14 @@ void wxDCBase::DoGradientFillLinear(const wxRect& rect,
 {
     // save old pen
     wxPen oldPen = m_pen;
-
-    wxUint8 nR1 = destColour.Red();
-    wxUint8 nG1 = destColour.Green();
-    wxUint8 nB1 = destColour.Blue();
-    wxUint8 nR2 = initialColour.Red();
-    wxUint8 nG2 = initialColour.Green();
-    wxUint8 nB2 = initialColour.Blue();
+    wxBrush oldBrush = m_brush;
+
+    wxUint8 nR1 = initialColour.Red();
+    wxUint8 nG1 = initialColour.Green();
+    wxUint8 nB1 = initialColour.Blue();
+    wxUint8 nR2 = destColour.Red();
+    wxUint8 nG2 = destColour.Green();
+    wxUint8 nB2 = destColour.Blue();
     wxUint8 nR, nG, nB;
 
     if ( nDirection == wxEAST || nDirection == wxWEST )
@@ -725,12 +734,14 @@ void wxDCBase::DoGradientFillLinear(const wxRect& rect,
             else
                 nB = nB1 + (nB2-nB1)*(w-x)/w;
 
-            SetPen(wxPen(wxColour(nR, nG, nB), 1, wxSOLID));
+	    wxColour colour(nR,nG,nB);
+            SetPen(wxPen(colour, 1, wxSOLID));
+            SetBrush(wxBrush(colour));
             if(nDirection == wxEAST)
-                DrawRectangle(rect.GetLeft()+x, rect.GetTop(),
+                DrawRectangle(rect.GetRight()-x-xDelta, rect.GetTop(),
                         xDelta, rect.GetHeight());
             else //nDirection == wxWEST
-                DrawRectangle(rect.GetRight()-x-xDelta, rect.GetTop(),
+                DrawRectangle(rect.GetLeft()+x, rect.GetTop(),
                         xDelta, rect.GetHeight());
         }
     }
@@ -760,7 +771,9 @@ void wxDCBase::DoGradientFillLinear(const wxRect& rect,
             else
                 nB = nB1 + (nB2-nB1)*(w-y)/w;
 
-            SetPen(wxPen(wxColour(nR, nG, nB), 1, wxSOLID));
+	    wxColour colour(nR,nG,nB);
+            SetPen(wxPen(colour, 1, wxSOLID));
+            SetBrush(wxBrush(colour));
             if(nDirection == wxNORTH)
                 DrawRectangle(rect.GetLeft(), rect.GetTop()+y,
                         rect.GetWidth(), yDelta);
@@ -771,9 +784,10 @@ void wxDCBase::DoGradientFillLinear(const wxRect& rect,
     }
 
     SetPen(oldPen);
+    SetBrush(oldBrush);
 }
 
-void wxDCBase::GradientFillConcentric(const wxRect& rect,
+void wxDCBase::DoGradientFillConcentric(const wxRect& rect,
                                       const wxColour& initialColour,
                                       const wxColour& destColour,
                                       const wxPoint& circleCenter)