/* * Copyright (C) 2003, 2004, 2005, 2006 Apple Computer, 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 "Color.h" #import <GraphicsServices/GSColor.h> #import <wtf/Assertions.h> namespace WebCore { CGColorRef cgColor(const Color &col) { unsigned c = col.rgb(); switch (c) { case 0: { return (CGColorRef)CFRetain(GSColorForSystemColor(kGSClearColor)); } case Color::black: { return (CGColorRef)CFRetain(GSColorForSystemColor(kGSBlackColor)); } case Color::white: { return (CGColorRef)CFRetain(GSColorForSystemColor(kGSWhiteColor)); } default: { const int cacheSize = 32; static unsigned cachedRGBAValues[cacheSize]; static CGColorRef cachedColors[cacheSize]; for (int i = 0; i != cacheSize; ++i) { if (cachedRGBAValues[i] == c) { return (CGColorRef)CFRetain(cachedColors[i]); } } CGColorRef color = GSColorCreateColorWithDeviceRGBA(col.red() / 255., col.green() / 255., col.blue() / 255., col.alpha() / 255.); static int cursor; cachedRGBAValues[cursor] = c; if (cachedColors[cursor] != 0) CFRelease(cachedColors[cursor]); cachedColors[cursor] = (CGColorRef)CFRetain(color); if (++cursor == cacheSize) { cursor = 0; } return (CGColorRef)CFRetain(color); } } return 0; } void setFocusRingColorChangeFunction(void (*function)()) { } Color focusRingColor() { return 0xFF9CABBD; } }