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      1 /*
      2  * Copyright (C) 2007 Kevin Watters, Kevin Ollivier.  All rights reserved.
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions
      6  * are met:
      7  * 1. Redistributions of source code must retain the above copyright
      8  *    notice, this list of conditions and the following disclaimer.
      9  * 2. Redistributions in binary form must reproduce the above copyright
     10  *    notice, this list of conditions and the following disclaimer in the
     11  *    documentation and/or other materials provided with the distribution.
     12  *
     13  * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
     14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
     17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
     18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
     19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
     20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
     21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     24  */
     25 
     26 #include "config.h"
     27 #include "FloatSize.h"
     28 #include "GlyphBuffer.h"
     29 #include "GraphicsContext.h"
     30 #include "SimpleFontData.h"
     31 #include <wtf/Vector.h>
     32 
     33 #include <ApplicationServices/ApplicationServices.h>
     34 
     35 #include <dlfcn.h>
     36 
     37 #include <wx/defs.h>
     38 #include <wx/dcclient.h>
     39 #include <wx/dcgraph.h>
     40 #include <wx/gdicmn.h>
     41 
     42 namespace WebCore {
     43 
     44 void drawTextWithSpacing(GraphicsContext* graphicsContext, const SimpleFontData* font, const wxColour& color, const GlyphBuffer& glyphBuffer, int from, int numGlyphs, const FloatPoint& point)
     45 {
     46     graphicsContext->save();
     47 
     48     wxGCDC* dc = static_cast<wxGCDC*>(graphicsContext->platformContext());
     49 
     50     wxFont* wxfont = font->getWxFont();
     51     graphicsContext->setFillColor(graphicsContext->fillColor(), ColorSpaceDeviceRGB);
     52 
     53     CGContextRef cgContext = static_cast<CGContextRef>(dc->GetGraphicsContext()->GetNativeContext());
     54 
     55     CGFontRef cgFont = font->platformData().cgFont();
     56 
     57     CGContextSetFont(cgContext, cgFont);
     58 
     59     CGContextSetFontSize(cgContext, wxfont->GetPointSize());
     60 
     61     CGFloat red, green, blue, alpha;
     62     graphicsContext->fillColor().getRGBA(red, green, blue, alpha);
     63     CGContextSetRGBFillColor(cgContext, red, green, blue, alpha);
     64 
     65     CGAffineTransform matrix = CGAffineTransformIdentity;
     66     matrix.b = -matrix.b;
     67     matrix.d = -matrix.d;
     68 
     69     CGContextSetTextMatrix(cgContext, matrix);
     70 
     71     CGContextSetTextPosition(cgContext, point.x(), point.y());
     72 
     73     CGContextShowGlyphsWithAdvances(cgContext, glyphBuffer.glyphs(from), glyphBuffer.advances(from), numGlyphs);
     74 
     75     if (cgFont)
     76         CGFontRelease(cgFont);
     77     graphicsContext->restore();
     78 }
     79 
     80 }
     81