Add comments explaining the workaround for mingw 3.2.3

[wxWidgets.git] / src / cocoa / bitmap.mm

diff --git a/src/cocoa/bitmap.mm b/src/cocoa/bitmap.mm
index b25fd04795116a4137bc32728eec2162e088c4d0..97d7712b1e484b2bbe8bbf99d04087552fd5f562 100644 (file)
--- a/src/cocoa/bitmap.mm
+++ b/src/cocoa/bitmap.mm
@@ -6,7 +6,7 @@
 // Created:     2003/07/19
 // RCS-ID:      $Id$
 // Copyright:   (c) 2003 David Elliott
 // Created:     2003/07/19
 // RCS-ID:      $Id$
 // Copyright:   (c) 2003 David Elliott

-// Licence:     wxWindows licence
+// Licence:     wxWidgets licence

 /////////////////////////////////////////////////////////////////////////////
 
 #include "wx/wxprec.h"
 /////////////////////////////////////////////////////////////////////////////
 
 #include "wx/wxprec.h"


@@ -28,6 +28,7 @@
 #import <AppKit/NSBitmapImageRep.h>
 #import <AppKit/NSGraphics.h>
 #import <AppKit/NSImage.h>
 #import <AppKit/NSBitmapImageRep.h>
 #import <AppKit/NSGraphics.h>
 #import <AppKit/NSImage.h>

+#import <AppKit/NSColor.h>

 
 // ========================================================================
 // wxBitmapRefData
 
 // ========================================================================
 // wxBitmapRefData


@@ -355,9 +356,28 @@ bool wxBitmap::SaveFile(const wxString& filename, wxBitmapType type, const wxPal
     return false;
 }
 
     return false;
 }
 

-bool wxBitmap::CopyFromIcon(const wxIcon& icno)
+bool wxBitmap::CopyFromIcon(const wxIcon& icon)

 {
 {

-    return false;
+    UnRef();
+    if(!icon.GetNSImage());
+    [icon.GetNSImage() lockFocus];
+    NSRect imageRect;
+    imageRect.origin.x = imageRect.origin.y = 0.0;
+    imageRect.size = [icon.GetNSImage() size];
+    NSBitmapImageRep *newBitmapRep = [[NSBitmapImageRep alloc] initWithFocusedViewRect:imageRect];
+    [icon.GetNSImage() unlockFocus];
+    if(!newBitmapRep)
+        return false;
+    m_refData = new wxBitmapRefData;
+    M_BITMAPDATA->m_cocoaNSBitmapImageRep = newBitmapRep;
+    M_BITMAPDATA->m_width = [newBitmapRep pixelsWide];
+    M_BITMAPDATA->m_height = [newBitmapRep pixelsHigh];
+    M_BITMAPDATA->m_depth = [newBitmapRep bitsPerSample]*[newBitmapRep samplesPerPixel];
+    M_BITMAPDATA->m_ok = true;
+    M_BITMAPDATA->m_numColors = 0;
+    M_BITMAPDATA->m_quality = 0;
+    M_BITMAPDATA->m_bitmapMask = NULL;
+    return true;

 }
 
 wxBitmap wxBitmap::GetSubBitmap(wxRect const&) const
 }
 
 wxBitmap wxBitmap::GetSubBitmap(wxRect const&) const


@@ -367,9 +387,26 @@ wxBitmap wxBitmap::GetSubBitmap(wxRect const&) const
 
 wxImage wxBitmap::ConvertToImage() const
 {
 
 wxImage wxBitmap::ConvertToImage() const
 {

+    wxAutoNSAutoreleasePool pool;

     if(!Ok())
         return /*wxImage(5,5)*/wxNullImage;
     if(!Ok())
         return /*wxImage(5,5)*/wxNullImage;

-    return wxImage(M_BITMAPDATA->m_width,M_BITMAPDATA->m_height);
+    NSImage *nsimage = GetNSImage(false /* don't use mask */);
+    wxImage newImage(M_BITMAPDATA->m_width,M_BITMAPDATA->m_height);
+    [nsimage lockFocus];
+    for(int i=0; i < M_BITMAPDATA->m_width; i++)
+    {
+        // Don't let the pool get too big as you'll notice we're creating
+        // two autoreleased NSColor objects with every iteration.
+        wxAutoNSAutoreleasePool loopPool;
+        for(int j=0; j < M_BITMAPDATA->m_height; j++)
+        {
+            NSColor *pixelColor = NSReadPixel(NSMakePoint(i,M_BITMAPDATA->m_height - j - 1));
+            NSColor *color = [pixelColor colorUsingColorSpaceName:NSCalibratedRGBColorSpace];
+            newImage.SetRGB(i,j,int([color redComponent]*255.0), int([color greenComponent]*255.0), int([color blueComponent]*255.0));
+        }
+    }
+    [nsimage unlockFocus];
+    return newImage;

 }
 
 bool wxBitmap::CreateFromXpm(const char **xpm)
 }
 
 bool wxBitmap::CreateFromXpm(const char **xpm)


@@ -456,6 +493,10 @@ void wxBitmap::UngetRawData(wxPixelDataBase& data)
 {   // TODO
 }
 
 {   // TODO
 }
 

+void wxBitmap::UseAlpha()
+{   // TODO
+}
+

 // ========================================================================
 // wxMask
 // ========================================================================
 // ========================================================================
 // wxMask
 // ========================================================================


@@ -512,11 +553,11 @@ bool wxMask::Create(const wxBitmap& bitmap, int paletteIndex)
     return FALSE;
 }
 
     return FALSE;
 }
 

-template <class PixelData>
+template <typename PixelData>

 static bool wxMask_CreateFromBitmapData(PixelData srcData, const wxColour& colour, unsigned char *dstData)
 {
     wxCHECK_MSG(dstData,false,wxT("Couldn't access mask data"));
 static bool wxMask_CreateFromBitmapData(PixelData srcData, const wxColour& colour, unsigned char *dstData)
 {
     wxCHECK_MSG(dstData,false,wxT("Couldn't access mask data"));

-    class PixelData::Iterator p(srcData);
+    typename PixelData::Iterator p(srcData);

     const int nRows = srcData.GetHeight();
     const int nCols = srcData.GetWidth();
     // Total number of bytes per destination column
     const int nRows = srcData.GetHeight();
     const int nCols = srcData.GetWidth();
     // Total number of bytes per destination column


@@ -525,7 +566,7 @@ static bool wxMask_CreateFromBitmapData(PixelData srcData, const wxColour& colou
     const int width_aligned = nCols/8*8;
     for(int y=0; y<nRows; ++y)
     {
     const int width_aligned = nCols/8*8;
     for(int y=0; y<nRows; ++y)
     {

-        class PixelData::Iterator rowStart(p);
+        typename PixelData::Iterator rowStart(p);

         unsigned char *dstRow = dstData + y*dstRowLength;
         for(int x=0; x<width_aligned; x+=8)
         {
         unsigned char *dstRow = dstData + y*dstRowLength;
         for(int x=0; x<width_aligned; x+=8)
         {