Cherry-pick Core Text port from AOO

Manually picked from:

http://svn.apache.org/viewvc?view=revision&sortby=log&revision=1480384

Author:         hdu
Date:           Wed May 8 18:14:34 2013 UTC (3 weeks, 2 days ago)
Changed paths:  55
Log Message:    #i122195# add VCL support for 64bit OSX>=10.7

Change-Id: Ia799d7fdeb257e9bfd311338dcfdf97caf9d191f

vcl/coretext/ctfonts.hxx

+/**************************************************************
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ *
+ *************************************************************/
+
+#include "coretext/salgdi2.h"
+#include "sallayout.hxx"
+
+#include <ApplicationServices/ApplicationServices.h>
+
+// =======================================================================
+
+class CTTextStyle
+:   public ImplMacTextStyle
+{
+public:
+    explicit    CTTextStyle( const ImplFontSelectData& );
+    virtual     ~CTTextStyle( void );
+
+    virtual SalLayout* GetTextLayout( void ) const;
+
+    virtual void    GetFontMetric( float fDPIY, ImplFontMetricData& ) const;
+    virtual bool    GetGlyphBoundRect( sal_GlyphId, Rectangle& ) const;
+    virtual bool    GetGlyphOutline( sal_GlyphId, basegfx::B2DPolyPolygon& ) const;
+
+    virtual void    SetTextColor( const RGBAColor& );
+
+private:
+    /// CoreText text style object
+    CFMutableDictionaryRef  mpStyleDict;
+
+    friend class CTLayout;
+    CFMutableDictionaryRef  GetStyleDict( void ) const { return mpStyleDict; }
+};
+
+// =======================================================================
+
+#ifndef DISABLE_CORETEXT_DYNLOAD
+// the CoreText symbols may need to be loaded dynamically
+// since platform targets like OSX 10.4 do not provide all required symbols
+// TODO: avoid the dlsym stuff if the target platform is >= OSX10.5
+
+class DynCoreTextSyms
+{
+public:
+    // dynamic symbols to access the CoreText API
+    uint32_t    (*GetCoreTextVersion)(void);
+    CTFontCollectionRef (*FontCollectionCreateFromAvailableFonts)(CFDictionaryRef);
+    CFArrayRef  (*FontCollectionCreateMatchingFontDescriptors)(CTFontCollectionRef);
+    CGPathRef   (*FontCreatePathForGlyph)(CTFontRef,CGGlyph,const CGAffineTransform*);
+    CGRect          (*FontGetBoundingRectsForGlyphs)(CTFontRef,CTFontOrientation,CGGlyph*,CGRect*,CFIndex);
+    CTLineRef   (*LineCreateJustifiedLine)(CTLineRef,CGFloat,double);
+    double      (*LineGetTrailingWhitespaceWidth)(CTLineRef);
+    CGFloat     (*LineGetOffsetForStringIndex)(CTLineRef,CFIndex,CGFloat*);
+    CFArrayRef  (*LineGetGlyphRuns)(CTLineRef);
+    CFIndex     (*RunGetGlyphCount)(CTRunRef);
+    const CGGlyph*  (*RunGetGlyphsPtr)(CTRunRef);
+    const CGPoint*  (*RunGetPositionsPtr)(CTRunRef);
+    const CGSize*   (*RunGetAdvancesPtr)(CTRunRef);
+    const CFIndex * (*RunGetStringIndicesPtr)(CTRunRef);
+
+    // singleton helpers
+    static const DynCoreTextSyms& get( void );
+    bool        IsActive( void ) const { return mbIsActive; }
+
+private:
+    explicit    DynCoreTextSyms( void );
+    bool        mbIsActive;
+};
+
+#endif // DISABLE_CORETEXT_DYNLOAD
+
+// =======================================================================
+

vcl/inc/aqua/salgdi.h

@@ -8,7 +8,7 @@
  */
 
 #ifdef ENABLE_CORETEXT
-#  include "coretext/salgdi.h"
+#  include "coretext/salgdi2.h"
 #else
 #  include "aqua/atsui/salgdi.h"
 #endif

vcl/inc/impfont.hxx

@@ -27,6 +27,7 @@
 #include <vcl/dllapi.h>
 #include <vcl/vclenum.hxx>
 #include <vcl/fntstyle.hxx>
+#include <outfont.hxx>
 
 // ------------
 // - Impl_Font -
@@ -229,6 +230,8 @@ public:
 
 bool ParseCMAP( const unsigned char* pRawData, int nRawLength, CmapResult& );
 
+void UpdateAttributesFromPSName( const String& rPSName, ImplDevFontAttributes& );
+
 #endif // _SV_IMPFONT_HXX
 
 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

vcl/inc/quartz/salgdicommon.hxx

@@ -39,6 +39,11 @@ public:
     const CGFloat* AsArray() const { return m_fRGBA; }
     bool IsVisible() const { return m_fRGBA[3] > 0; }
     void SetAlpha( float fAlpha ) { m_fRGBA[3] = fAlpha; }
+
+    CGFloat GetRed() const   { return m_fRGBA[0]; }
+    CGFloat GetGreen() const { return m_fRGBA[1]; }
+    CGFloat GetBlue() const  { return m_fRGBA[2]; }
+    CGFloat GetAlpha() const { return m_fRGBA[3]; }
 private:
     CGFloat m_fRGBA[4]; // red, green, blue, alpha
 };

vcl/source/gdi/outdev3.cxx

@@ -5846,6 +5846,14 @@ SalLayout* OutputDevice::ImplLayout( const OUString& rOrigStr, sal_Int32 nMinInd
 
     ImplLayoutArgs aLayoutArgs = ImplPrepareLayoutArgs( aStr, nMinIndex, nLen, nPixelWidth, pDXArray );
 
+#ifdef MACOSX
+    // CoreText layouts are immutable and already contain the text color
+    // so we need to provide the color already for the layout request
+    // even if this layout will never be drawn
+    if( mbInitTextColor )
+        const_cast<OutputDevice&>(*this).ImplInitTextColor();
+#endif
+
     // get matching layout object for base font
     SalLayout* pSalLayout = NULL;
     if( mpPDFWriter )