Add support for bilinear resize algorithm to wxImage.

[wxWidgets.git] / src / x11 / dcclient.cpp

diff --git a/src/x11/dcclient.cpp b/src/x11/dcclient.cpp
index c127517202d11f41fd7f5d9c70f688d244ae6eb1..3e1db0c360325fbb8fb262a183af7ee4cc185d7e 100644 (file)
--- a/src/x11/dcclient.cpp
+++ b/src/x11/dcclient.cpp
@@ -23,6 +23,7 @@
 #endif
 
 #include "wx/fontutil.h"
+#include "wx/vector.h"
 
 #include "wx/x11/private.h"
 #include "wx/x11/dcclient.h"
@@ -61,7 +62,7 @@
 #define IS_16_PIX_HATCH(s) ((s)!=wxCROSSDIAG_HATCH && (s)!=wxHORIZONTAL_HATCH && (s)!=wxVERTICAL_HATCH)
 
 static Pixmap  hatches[num_hatches];
-static Pixmap *hatch_bitmap = (Pixmap *) NULL;
+static Pixmap *hatch_bitmap = NULL;
 
 //-----------------------------------------------------------------------------
 // constants
@@ -167,9 +168,9 @@ static void wxFreePoolGC( GC gc )
 
 IMPLEMENT_ABSTRACT_CLASS(wxWindowDCImpl, wxX11DCImpl)
 
-wxWindowDCImpl::wxWindowDCImpl( wxDC *owner ) 
+wxWindowDCImpl::wxWindowDCImpl( wxDC *owner )
   : wxX11DCImpl( owner )
-{ 
+{
     Init();
 }
 
@@ -221,19 +222,19 @@ wxWindowDCImpl::~wxWindowDCImpl()
 
 void wxWindowDCImpl::Init()
 {
-    m_display = (WXDisplay *) NULL;
-    m_penGC = (WXGC *) NULL;
-    m_brushGC = (WXGC *) NULL;
-    m_textGC = (WXGC *) NULL;
-    m_bgGC = (WXGC *) NULL;
-    m_cmap = (WXColormap *) NULL;
+    m_display = NULL;
+    m_penGC = NULL;
+    m_brushGC = NULL;
+    m_textGC = NULL;
+    m_bgGC = NULL;
+    m_cmap = NULL;
     m_isMemDC = false;
     m_isScreenDC = false;
-    m_x11window = (WXWindow*) NULL;
+    m_x11window = NULL;
 
 #if wxUSE_UNICODE
     m_context = wxTheApp->GetPangoContext();
-    m_fontdesc = (PangoFontDescription *)NULL;
+    m_fontdesc = NULL;
 #endif
 }
 
@@ -344,16 +345,16 @@ void wxWindowDCImpl::SetUpDC()
 
 void wxWindowDCImpl::DoGetSize( int* width, int* height ) const
 {
-    wxCHECK_RET( m_window, _T("GetSize() doesn't work without window") );
+    wxCHECK_RET( m_window, wxT("GetSize() doesn't work without window") );
 
     m_window->GetSize(width, height);
 }
 
 extern bool wxDoFloodFill(wxDC *dc, wxCoord x, wxCoord y,
-                          const wxColour & col, int style);
+                          const wxColour & col, wxFloodFillStyle style);
 
 bool wxWindowDCImpl::DoFloodFill(wxCoord x, wxCoord y,
-                             const wxColour& col, int style)
+                                 const wxColour& col, wxFloodFillStyle style)
 {
     return wxDoFloodFill(GetOwner(), x, y, col, style);
 }
@@ -642,7 +643,7 @@ void wxWindowDCImpl::DoDrawLines( int n, wxPoint points[], wxCoord xoffset, wxCo
 
 void wxWindowDCImpl::DoDrawPolygon( int n, wxPoint points[],
                                 wxCoord xoffset, wxCoord yoffset,
-                                int WXUNUSED(fillStyle) )
+                                wxPolygonFillMode WXUNUSED(fillStyle) )
 {
     wxCHECK_RET( IsOk(), wxT("invalid window dc") );
 
@@ -1219,9 +1220,20 @@ void wxWindowDCImpl::DoDrawBitmap( const wxBitmap &bitmap,
                 XSetStipple( xdisplay, gc, (Pixmap) mask);
             }
 
-            wxCoord clip_x, clip_y, clip_w, clip_h;
-            m_currentClippingRegion.GetBox(clip_x, clip_y, clip_w, clip_h);
-            XFillRectangle( xdisplay, new_pixmap, gc, clip_x-xx, clip_y-yy, clip_w, clip_h );
+            wxVector<XRectangle> rects;
+            for ( wxRegionIterator iter(m_currentClippingRegion);
+                  iter;
+                  ++iter )
+            {
+                XRectangle rect;
+                rect.x = iter.GetX() - xx;
+                rect.y = iter.GetY() - yy;
+                rect.width = iter.GetWidth();
+                rect.height = iter.GetHeight();
+                rects.push_back(rect);
+            }
+
+            XFillRectangles(xdisplay, new_pixmap, gc, &rects[0], rects.size());
 
             XFreeGC( xdisplay, gc );
         }
@@ -1255,7 +1267,7 @@ void wxWindowDCImpl::DoDrawBitmap( const wxBitmap &bitmap,
     else
         XCopyArea( (Display*) m_display, (Pixmap) use_bitmap.GetPixmap(), (Window) m_x11window,
             (GC) m_penGC, 0, 0, ww, hh, xx, yy );
-            
+
     // remove mask again if any
     if (setClipMask)
     {
@@ -1279,7 +1291,8 @@ void wxWindowDCImpl::DoDrawBitmap( const wxBitmap &bitmap,
   // wxUSE_NANOX/!wxUSE_NANOX
 
 bool wxWindowDCImpl::DoBlit( wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height,
-                         wxDC *source, wxCoord xsrc, wxCoord ysrc, int logical_func, bool useMask,
+                         wxDC *source, wxCoord xsrc, wxCoord ysrc,
+                         wxRasterOperationMode logical_func, bool useMask,
                          wxCoord xsrcMask, wxCoord ysrcMask )
 {
    /* this is the nth try to get this utterly useless function to
@@ -1314,7 +1327,7 @@ bool wxWindowDCImpl::DoBlit( wxCoord xdest, wxCoord ydest, wxCoord width, wxCoor
     if (src_impl->m_isMemDC)
     {
         wxBitmap selected = memDC->GetSelectedBitmap();
-        
+
         if (!selected.IsOk()) return false;
 
         /* we use the "XCopyArea" way to copy a memory dc into
@@ -1373,13 +1386,13 @@ bool wxWindowDCImpl::DoBlit( wxCoord xdest, wxCoord ydest, wxCoord width, wxCoor
             return true;
     }
 
-    int old_logical_func = m_logicalFunction;
+    wxRasterOperationMode old_logical_func = m_logicalFunction;
     SetLogicalFunction( logical_func );
 
     if (use_bitmap_method)
     {
         wxBitmap selected = memDC->GetSelectedBitmap();
-        
+
         // scale/translate bitmap size
         wxCoord bm_width = selected.GetWidth();
         wxCoord bm_height = selected.GetHeight();
@@ -1493,7 +1506,7 @@ bool wxWindowDCImpl::DoBlit( wxCoord xdest, wxCoord ydest, wxCoord width, wxCoor
             SetLogicalFunction( old_logical_func );
             return false;
         }
-        
+
         if ((width != ww) || (height != hh))
         {
             /* Draw source window into a bitmap as we cannot scale
@@ -1900,7 +1913,7 @@ void wxWindowDCImpl::SetPen( const wxPen &pen )
         default:
         {
             lineStyle = LineSolid;
-            req_dash = (wxX11Dash*)NULL;
+            req_dash = NULL;
             req_nb_dash = 0;
             break;
         }
@@ -2032,7 +2045,7 @@ void wxWindowDCImpl::SetBackground( const wxBrush &brush )
     }
 }
 
-void wxWindowDCImpl::SetLogicalFunction( int function )
+void wxWindowDCImpl::SetLogicalFunction( wxRasterOperationMode function )
 {
     wxCHECK_RET( IsOk(), wxT("invalid dc") );
 
@@ -2222,7 +2235,7 @@ void wxWindowDCImpl::DoSetClippingRegion( wxCoord x, wxCoord y, wxCoord width, w
     XSetRegion( (Display*) m_display, (GC) m_bgGC, (Region) m_currentClippingRegion.GetX11Region() );
 }
 
-void wxWindowDCImpl::DoSetClippingRegionAsRegion( const wxRegion& region )
+void wxWindowDCImpl::DoSetDeviceClippingRegion( const wxRegion& region )
 {
     wxCHECK_RET( IsOk(), wxT("invalid window dc") );
 
@@ -2338,7 +2351,7 @@ IMPLEMENT_ABSTRACT_CLASS(wxClientDCImpl, wxWindowDCImpl)
 wxClientDCImpl::wxClientDCImpl( wxDC *owner, wxWindow *window )
           : wxWindowDCImpl( owner, window )
 {
-    wxCHECK_RET( window, _T("NULL window in wxClientDC::wxClientDC") );
+    wxCHECK_RET( window, wxT("NULL window in wxClientDC::wxClientDC") );
 
     m_x11window = (WXWindow*) window->GetClientAreaWindow();
 
@@ -2354,7 +2367,7 @@ wxClientDCImpl::wxClientDCImpl( wxDC *owner, wxWindow *window )
 
 void wxClientDCImpl::DoGetSize(int *width, int *height) const
 {
-    wxCHECK_RET( m_window, _T("GetSize() doesn't work without window") );
+    wxCHECK_RET( m_window, wxT("GetSize() doesn't work without window") );
 
     m_window->GetClientSize( width, height );
 }
@@ -2397,7 +2410,7 @@ public:
     // display
     wxDCModule()
     {
-        AddDependency(wxClassInfo::FindClass(_T("wxX11DisplayModule")));
+        AddDependency(wxClassInfo::FindClass(wxT("wxX11DisplayModule")));
     }
 
     bool OnInit() { wxInitGCPool(); return true; }