CGImageRelease( m_bitmap );
}
-#if wxUSE_IMAGE
-
-wxImage wxGraphicsBitmap::ConvertToImage() const
-{
- wxMacCoreGraphicsBitmapData* const
- data = static_cast<wxMacCoreGraphicsBitmapData*>(GetRefData());
-
- return data ? data->ConvertToImage() : wxNullImage;
-}
-
-#endif // wxUSE_IMAGE
//
// Graphics Matrix
wxCFStringRef text(str, wxLocale::GetSystemEncoding() );
CTFontRef font = fref->OSXGetCTFont();
CGColorRef col = wxMacCreateCGColor( fref->GetColour() );
+#if 0
+ // right now there's no way to get continuous underlines, only words, so we emulate it
CTUnderlineStyle ustyle = fref->GetUnderlined() ? kCTUnderlineStyleSingle : kCTUnderlineStyleNone ;
wxCFRef<CFNumberRef> underlined( CFNumberCreate(NULL, kCFNumberSInt32Type, &ustyle) );
CFStringRef keys[] = { kCTFontAttributeName , kCTForegroundColorAttributeName, kCTUnderlineStyleAttributeName };
CFTypeRef values[] = { font, col, underlined };
+#else
+ CFStringRef keys[] = { kCTFontAttributeName , kCTForegroundColorAttributeName };
+ CFTypeRef values[] = { font, col };
+#endif
wxCFRef<CFDictionaryRef> attributes( CFDictionaryCreate(kCFAllocatorDefault, (const void**) &keys, (const void**) &values,
WXSIZEOF( keys ), &kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks) );
wxCFRef<CFAttributedStringRef> attrtext( CFAttributedStringCreate(kCFAllocatorDefault, text, attributes) );
CGContextScaleCTM(m_cgContext, 1, -1);
CGContextSetTextPosition(m_cgContext, 0, 0);
CTLineDraw( line, m_cgContext );
+
+ if ( fref->GetUnderlined() ) {
+ //AKT: draw horizontal line 1 pixel thick and with 1 pixel gap under baseline
+ CGFloat width = CTLineGetTypographicBounds(line, NULL, NULL, NULL);
+
+ CGPoint points[] = { {0.0, -2.0}, {width, -2.0} };
+
+ CGContextSetStrokeColorWithColor(m_cgContext, col);
+ CGContextSetShouldAntialias(m_cgContext, false);
+ CGContextSetLineWidth(m_cgContext, 1.0);
+ CGContextStrokeLineSegments(m_cgContext, points, 2);
+ }
+
CGContextRestoreGState(m_cgContext);
CFRelease( col );
return;
return m;
}
+
+#if wxUSE_IMAGE
+
+// ----------------------------------------------------------------------------
+// wxMacCoreGraphicsImageContext
+// ----------------------------------------------------------------------------
+
+// This is a GC that can be used to draw on wxImage. In this implementation we
+// simply draw on a wxBitmap using wxMemoryDC and then convert it to wxImage in
+// the end so it's not especially interesting and exists mainly for
+// compatibility with the other platforms.
+class wxMacCoreGraphicsImageContext : public wxMacCoreGraphicsContext
+{
+public:
+ wxMacCoreGraphicsImageContext(wxGraphicsRenderer* renderer,
+ wxImage& image) :
+ wxMacCoreGraphicsContext(renderer),
+ m_image(image),
+ m_bitmap(image),
+ m_memDC(m_bitmap)
+ {
+ SetNativeContext
+ (
+ (CGContextRef)(m_memDC.GetGraphicsContext()->GetNativeContext())
+ );
+ m_width = image.GetWidth();
+ m_height = image.GetHeight();
+ }
+
+ virtual ~wxMacCoreGraphicsImageContext()
+ {
+ m_memDC.SelectObject(wxNullBitmap);
+ m_image = m_bitmap.ConvertToImage();
+ }
+
+private:
+ wxImage& m_image;
+ wxBitmap m_bitmap;
+ wxMemoryDC m_memDC;
+};
+
+#endif // wxUSE_IMAGE
+
//
// Renderer
//
virtual wxGraphicsContext * CreateContext( wxWindow* window );
+#if wxUSE_IMAGE
+ virtual wxGraphicsContext * CreateContextFromImage(wxImage& image);
+#endif // wxUSE_IMAGE
+
virtual wxGraphicsContext * CreateMeasuringContext();
// Path
// sets the font
virtual wxGraphicsFont CreateFont( const wxFont &font , const wxColour &col = *wxBLACK ) ;
+ virtual wxGraphicsFont CreateFont(double sizeInPixels,
+ const wxString& facename,
+ int flags = wxFONTFLAG_DEFAULT,
+ const wxColour& col = *wxBLACK);
// create a native bitmap representation
virtual wxGraphicsBitmap CreateBitmap( const wxBitmap &bitmap ) ;
+#if wxUSE_IMAGE
+ virtual wxGraphicsBitmap CreateBitmapFromImage(const wxImage& image);
+ virtual wxImage CreateImageFromBitmap(const wxGraphicsBitmap& bmp);
+#endif // wxUSE_IMAGE
+
// create a graphics bitmap from a native bitmap
virtual wxGraphicsBitmap CreateBitmapFromNativeBitmap( void* bitmap );
return new wxMacCoreGraphicsContext(this);
}
+#if wxUSE_IMAGE
+
+wxGraphicsContext*
+wxMacCoreGraphicsRenderer::CreateContextFromImage(wxImage& image)
+{
+ return new wxMacCoreGraphicsImageContext(this, image);
+}
+
+#endif // wxUSE_IMAGE
+
// Path
wxGraphicsPath wxMacCoreGraphicsRenderer::CreatePath()
return wxNullGraphicsBitmap;
}
+#if wxUSE_IMAGE
+
+wxGraphicsBitmap
+wxMacCoreGraphicsRenderer::CreateBitmapFromImage(const wxImage& image)
+{
+ // We don't have any direct way to convert wxImage to CGImage so pass by
+ // wxBitmap. This makes this function pretty useless in this implementation
+ // but it allows to have the same API as with Cairo backend where we can
+ // convert wxImage to a Cairo surface directly, bypassing wxBitmap.
+ return CreateBitmap(wxBitmap(image));
+}
+
+wxImage wxMacCoreGraphicsRenderer::CreateImageFromBitmap(const wxGraphicsBitmap& bmp)
+{
+ wxMacCoreGraphicsBitmapData* const
+ data = static_cast<wxMacCoreGraphicsBitmapData*>(bmp.GetRefData());
+
+ return data ? data->ConvertToImage() : wxNullImage;
+}
+
+#endif // wxUSE_IMAGE
+
wxGraphicsBitmap wxMacCoreGraphicsRenderer::CreateBitmapFromNativeBitmap( void* bitmap )
{
if ( bitmap != NULL )
return p;
}
-// sets the font
wxGraphicsFont wxMacCoreGraphicsRenderer::CreateFont( const wxFont &font , const wxColour &col )
{
if ( font.IsOk() )
return wxNullGraphicsFont;
}
+wxGraphicsFont
+wxMacCoreGraphicsRenderer::CreateFont(double sizeInPixels,
+ const wxString& facename,
+ int flags,
+ const wxColour& col)
+{
+ // This implementation is not ideal as we don't support fractional font
+ // sizes right now, but it's the simplest one.
+ //
+ // Notice that under Mac we always use 72 DPI so the font size in pixels is
+ // the same as the font size in points and we can pass it directly to wxFont
+ // ctor.
+ wxFont font(wxRound(sizeInPixels),
+ wxFONTFAMILY_DEFAULT,
+ flags & wxFONTFLAG_ITALIC ? wxFONTSTYLE_ITALIC
+ : wxFONTSTYLE_NORMAL,
+ flags & wxFONTFLAG_BOLD ? wxFONTWEIGHT_BOLD
+ : wxFONTWEIGHT_NORMAL,
+ (flags & wxFONTFLAG_UNDERLINED) != 0,
+ facename);
+
+ wxGraphicsFont f;
+ f.SetRefData(new wxMacCoreGraphicsFontData(this, font, col));
+ return f;
+}
+
//
// CoreGraphics Helper Methods
//
projects / wxWidgets.git / blobdiff