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authorSteve Block <steveblock@google.com>2011-05-06 11:45:16 +0100
committerSteve Block <steveblock@google.com>2011-05-12 13:44:10 +0100
commitcad810f21b803229eb11403f9209855525a25d57 (patch)
tree29a6fd0279be608e0fe9ffe9841f722f0f4e4269 /WebCore/platform/graphics/mac/GraphicsContextMac.mm
parent121b0cf4517156d0ac5111caf9830c51b69bae8f (diff)
downloadexternal_webkit-cad810f21b803229eb11403f9209855525a25d57.zip
external_webkit-cad810f21b803229eb11403f9209855525a25d57.tar.gz
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Merge WebKit at r75315: Initial merge by git.
Change-Id: I570314b346ce101c935ed22a626b48c2af266b84
Diffstat (limited to 'WebCore/platform/graphics/mac/GraphicsContextMac.mm')
-rw-r--r--WebCore/platform/graphics/mac/GraphicsContextMac.mm193
1 files changed, 0 insertions, 193 deletions
diff --git a/WebCore/platform/graphics/mac/GraphicsContextMac.mm b/WebCore/platform/graphics/mac/GraphicsContextMac.mm
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@@ -1,193 +0,0 @@
-/*
- * Copyright (C) 2003, 2004, 2005, 2006, 2010 Apple Inc. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
- * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
- * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
- * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
- * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
- * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#import "config.h"
-#import "GraphicsContext.h"
-
-#import "GraphicsContextPlatformPrivateCG.h"
-#import <AppKit/AppKit.h>
-#import <wtf/StdLibExtras.h>
-
-#import "LocalCurrentGraphicsContext.h"
-#import "WebCoreSystemInterface.h"
-
-@class NSColor;
-
-// FIXME: More of this should use CoreGraphics instead of AppKit.
-// FIXME: More of this should move into GraphicsContextCG.cpp.
-
-namespace WebCore {
-
-// NSColor, NSBezierPath, and NSGraphicsContext
-// calls in this file are all exception-safe, so we don't block
-// exceptions for those.
-
-static void drawFocusRingToContext(CGContextRef context, CGPathRef focusRingPath, CGColorRef color, int radius)
-{
-#ifdef BUILDING_ON_TIGER
- CGContextBeginTransparencyLayer(context, 0);
-#endif
- CGContextBeginPath(context);
- CGContextAddPath(context, focusRingPath);
- wkDrawFocusRing(context, color, radius);
-#ifdef BUILDING_ON_TIGER
- CGContextEndTransparencyLayer(context);
-#endif
-}
-
-void GraphicsContext::drawFocusRing(const Path& path, int width, int /*offset*/, const Color& color)
-{
- // FIXME: Use 'offset' for something? http://webkit.org/b/49909
-
- if (paintingDisabled())
- return;
-
- int radius = (width - 1) / 2;
- CGColorRef colorRef = color.isValid() ? cachedCGColor(color, ColorSpaceDeviceRGB) : 0;
-
- drawFocusRingToContext(platformContext(), path.platformPath(), colorRef, radius);
-}
-
-void GraphicsContext::drawFocusRing(const Vector<IntRect>& rects, int width, int offset, const Color& color)
-{
- if (paintingDisabled())
- return;
-
- int radius = (width - 1) / 2;
- offset += radius;
- CGColorRef colorRef = color.isValid() ? cachedCGColor(color, ColorSpaceDeviceRGB) : 0;
-
- RetainPtr<CGMutablePathRef> focusRingPath(AdoptCF, CGPathCreateMutable());
- unsigned rectCount = rects.size();
- for (unsigned i = 0; i < rectCount; i++)
- CGPathAddRect(focusRingPath.get(), 0, CGRectInset(rects[i], -offset, -offset));
-
- drawFocusRingToContext(platformContext(), focusRingPath.get(), colorRef, radius);
-}
-
-#ifdef BUILDING_ON_TIGER // Post-Tiger's setPlatformCompositeOperation() is defined in GraphicsContextCG.cpp.
-void GraphicsContext::setPlatformCompositeOperation(CompositeOperator op)
-{
- if (paintingDisabled())
- return;
- NSAutoreleasePool* pool = [[NSAutoreleasePool alloc] init];
- [[NSGraphicsContext graphicsContextWithGraphicsPort:platformContext() flipped:YES]
- setCompositingOperation:(NSCompositingOperation)op];
- [pool drain];
-}
-#endif
-
-static NSColor* createPatternColor(NSString* name, NSColor* defaultColor, bool& usingDot)
-{
- NSImage *image = [NSImage imageNamed:name];
- ASSERT(image); // if image is not available, we want to know
- NSColor *color = (image ? [NSColor colorWithPatternImage:image] : nil);
- if (color)
- usingDot = true;
- else
- color = defaultColor;
- return color;
-}
-
-// WebKit on Mac is a standard platform component, so it must use the standard platform artwork for underline.
-void GraphicsContext::drawLineForTextChecking(const IntPoint& point, int width, TextCheckingLineStyle style)
-{
- if (paintingDisabled())
- return;
-
- // These are the same for misspelling or bad grammar.
- int patternHeight = cMisspellingLineThickness;
- int patternWidth = cMisspellingLinePatternWidth;
-
- bool usingDot;
- NSColor *patternColor;
- switch (style) {
- case TextCheckingSpellingLineStyle:
- {
- // Constants for spelling pattern color.
- static bool usingDotForSpelling = false;
- DEFINE_STATIC_LOCAL(RetainPtr<NSColor>, spellingPatternColor, (createPatternColor(@"SpellingDot", [NSColor redColor], usingDotForSpelling)));
- usingDot = usingDotForSpelling;
- patternColor = spellingPatternColor.get();
- break;
- }
- case TextCheckingGrammarLineStyle:
- {
- // Constants for grammar pattern color.
- static bool usingDotForGrammar = false;
- DEFINE_STATIC_LOCAL(RetainPtr<NSColor>, grammarPatternColor, (createPatternColor(@"GrammarDot", [NSColor greenColor], usingDotForGrammar)));
- usingDot = usingDotForGrammar;
- patternColor = grammarPatternColor.get();
- break;
- }
-#if PLATFORM(MAC) && !defined(BUILDING_ON_TIGER) && !defined(BUILDING_ON_LEOPARD) && !defined(BUILDING_ON_SNOW_LEOPARD)
- // To support correction panel.
- case TextCheckingReplacementLineStyle:
- {
- // Constants for spelling pattern color.
- static bool usingDotForSpelling = false;
- DEFINE_STATIC_LOCAL(RetainPtr<NSColor>, spellingPatternColor, (createPatternColor(@"CorrectionDot", [NSColor blueColor], usingDotForSpelling)));
- usingDot = usingDotForSpelling;
- patternColor = spellingPatternColor.get();
- break;
- }
-#endif
- default:
- return;
- }
-
- // Make sure to draw only complete dots.
- // NOTE: Code here used to shift the underline to the left and increase the width
- // to make sure everything gets underlined, but that results in drawing out of
- // bounds (e.g. when at the edge of a view) and could make it appear that the
- // space between adjacent misspelled words was underlined.
- if (usingDot) {
- // allow slightly more considering that the pattern ends with a transparent pixel
- int widthMod = width % patternWidth;
- if (patternWidth - widthMod > cMisspellingLinePatternGapWidth)
- width -= widthMod;
- }
-
- // FIXME: This code should not use NSGraphicsContext currentContext
- // In order to remove this requirement we will need to use CGPattern instead of NSColor
- // FIXME: This code should not be using wkSetPatternPhaseInUserSpace, as this approach is wrong
- // for transforms.
-
- // Draw underline.
- LocalCurrentGraphicsContext localContext(this);
- NSGraphicsContext *currentContext = [NSGraphicsContext currentContext];
- CGContextRef context = (CGContextRef)[currentContext graphicsPort];
- CGContextSaveGState(context);
-
- [patternColor set];
-
- wkSetPatternPhaseInUserSpace(context, point);
-
- NSRectFillUsingOperation(NSMakeRect(point.x(), point.y(), width, patternHeight), NSCompositeSourceOver);
-
- CGContextRestoreGState(context);
-}
-
-}