author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Thu, 24 Sep 2009 12:53:48 +0300 | |
changeset 11 | c8a366e56285 |
parent 0 | dd21522fd290 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (C) 2006 Apple Computer, Inc. All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions |
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* are met: |
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* 1. Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* 2. Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in the |
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* documentation and/or other materials provided with the distribution. |
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* |
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* THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY |
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR |
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
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* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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*/ |
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#import "config.h" |
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#import "WebCoreTextRenderer.h" |
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#import "Font.h" |
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#import "FontData.h" |
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#import "GraphicsContext.h" |
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#import "IntPoint.h" |
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#import "TextStyle.h" |
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#import "WebFontCache.h" |
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using namespace WebCore; |
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void WebCoreDrawTextAtPoint(const UniChar* buffer, unsigned length, NSPoint point, NSFont* font, NSColor* textColor) |
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{ |
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NSGraphicsContext *nsContext = [NSGraphicsContext currentContext]; |
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CGContextRef cgContext = (CGContextRef)[nsContext graphicsPort]; |
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GraphicsContext graphicsContext(cgContext); |
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// Safari doesn't flip the NSGraphicsContext before calling WebKit, yet WebCore requires a flipped graphics context. |
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BOOL flipped = [nsContext isFlipped]; |
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if (!flipped) |
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CGContextScaleCTM(cgContext, 1.0f, -1.0f); |
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FontPlatformData f(font); |
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Font renderer(f, ![[NSGraphicsContext currentContext] isDrawingToScreen]); |
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TextRun run(buffer, length); |
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TextStyle style; |
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style.disableRoundingHacks(); |
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CGFloat red, green, blue, alpha; |
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[[textColor colorUsingColorSpaceName:NSDeviceRGBColorSpace] getRed:&red green:&green blue:&blue alpha:&alpha]; |
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graphicsContext.setFillColor(makeRGBA((int)(red * 255), (int)(green * 255), (int)(blue * 255), (int)(alpha * 255))); |
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renderer.drawText(&graphicsContext, run, style, FloatPoint(point.x, (flipped ? point.y : (-1.0f * point.y)))); |
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if (!flipped) |
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CGContextScaleCTM(cgContext, 1.0f, -1.0f); |
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} |
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float WebCoreTextFloatWidth(const UniChar* buffer, unsigned length , NSFont* font) |
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{ |
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FontPlatformData f(font); |
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Font renderer(f, ![[NSGraphicsContext currentContext] isDrawingToScreen]); |
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TextRun run(buffer, length); |
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TextStyle style; |
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style.disableRoundingHacks(); |
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return renderer.floatWidth(run, style); |
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} |
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static bool gShouldUseFontSmoothing = true; |
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void WebCoreSetShouldUseFontSmoothing(bool smooth) |
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{ |
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gShouldUseFontSmoothing = smooth; |
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} |
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bool WebCoreShouldUseFontSmoothing() |
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{ |
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return gShouldUseFontSmoothing; |
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} |
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void WebCoreSetAlwaysUseATSU(bool useATSU) |
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{ |
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Font::setCodePath(useATSU ? Font::Complex : Font::Auto); |
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} |
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NSFont* WebCoreFindFont(NSString* familyName, NSFontTraitMask traits, int size) |
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{ |
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return [WebFontCache fontWithFamily:familyName traits:traits size:size]; |
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} |