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| 1 /* | |
| 2 * Copyright (C) 2003, 2004, 2005, 2006 Apple Computer, Inc. All rights reserve
d. | |
| 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 #import "config.h" | |
| 27 #import "core/platform/graphics/mac/ColorMac.h" | |
| 28 | |
| 29 #import <wtf/RetainPtr.h> | |
| 30 #import <wtf/StdLibExtras.h> | |
| 31 | |
| 32 namespace WebCore { | |
| 33 | |
| 34 // NSColor calls don't throw, so no need to block Cocoa exceptions in this file | |
| 35 | |
| 36 static bool useOldAquaFocusRingColor; | |
| 37 | |
| 38 RGBA32 oldAquaFocusRingColor() | |
| 39 { | |
| 40 return 0xFF7DADD9; | |
| 41 } | |
| 42 | |
| 43 void setUsesTestModeFocusRingColor(bool newValue) | |
| 44 { | |
| 45 useOldAquaFocusRingColor = newValue; | |
| 46 } | |
| 47 | |
| 48 bool usesTestModeFocusRingColor() | |
| 49 { | |
| 50 return useOldAquaFocusRingColor; | |
| 51 } | |
| 52 | |
| 53 static RGBA32 makeRGBAFromNSColor(NSColor *c) | |
| 54 { | |
| 55 CGFloat redComponent; | |
| 56 CGFloat greenComponent; | |
| 57 CGFloat blueComponent; | |
| 58 CGFloat alpha; | |
| 59 [c getRed:&redComponent green:&greenComponent blue:&blueComponent alpha:&alp
ha]; | |
| 60 | |
| 61 return makeRGBA(255 * redComponent, 255 * greenComponent, 255 * blueComponen
t, 255 * alpha); | |
| 62 } | |
| 63 | |
| 64 Color colorFromNSColor(NSColor *c) | |
| 65 { | |
| 66 return Color(makeRGBAFromNSColor(c)); | |
| 67 } | |
| 68 | |
| 69 NSColor *nsColor(const Color& color) | |
| 70 { | |
| 71 RGBA32 c = color.rgb(); | |
| 72 switch (c) { | |
| 73 case 0: { | |
| 74 // Need this to avoid returning nil because cachedRGBAValues will de
fault to 0. | |
| 75 DEFINE_STATIC_LOCAL(RetainPtr<NSColor>, clearColor, ([NSColor colorW
ithDeviceRed:0 green:0 blue:0 alpha:0])); | |
| 76 return clearColor.get(); | |
| 77 } | |
| 78 case Color::black: { | |
| 79 DEFINE_STATIC_LOCAL(RetainPtr<NSColor>, blackColor, ([NSColor colorW
ithDeviceRed:0 green:0 blue:0 alpha:1])); | |
| 80 return blackColor.get(); | |
| 81 } | |
| 82 case Color::white: { | |
| 83 DEFINE_STATIC_LOCAL(RetainPtr<NSColor>, whiteColor, ([NSColor colorW
ithDeviceRed:1 green:1 blue:1 alpha:1])); | |
| 84 return whiteColor.get(); | |
| 85 } | |
| 86 default: { | |
| 87 const int cacheSize = 32; | |
| 88 static unsigned cachedRGBAValues[cacheSize]; | |
| 89 static RetainPtr<NSColor>* cachedColors = new RetainPtr<NSColor>[cac
heSize]; | |
| 90 | |
| 91 for (int i = 0; i != cacheSize; ++i) { | |
| 92 if (cachedRGBAValues[i] == c) | |
| 93 return cachedColors[i].get(); | |
| 94 } | |
| 95 | |
| 96 NSColor *result = [NSColor colorWithDeviceRed:static_cast<CGFloat>(c
olor.red()) / 255 | |
| 97 green:static_cast<CGFloat>(c
olor.green()) / 255 | |
| 98 blue:static_cast<CGFloat>(c
olor.blue()) / 255 | |
| 99 alpha:static_cast<CGFloat>(c
olor.alpha()) / 255]; | |
| 100 | |
| 101 static int cursor; | |
| 102 cachedRGBAValues[cursor] = c; | |
| 103 cachedColors[cursor] = result; | |
| 104 if (++cursor == cacheSize) | |
| 105 cursor = 0; | |
| 106 return result; | |
| 107 } | |
| 108 } | |
| 109 } | |
| 110 | |
| 111 | |
| 112 } // namespace WebCore | |
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Chromium Code Reviews
Issue 99103006:
Moving GraphicsContext and dependencies from core to platform. (Closed)
Base URL: svn://svn.chromium.org/blink/trunk