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/*
* Copyright (C) 2003, 2004, 2005, 2006, 2007 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.
*/
#include "config.h"
#include "Color.h"
#if PLATFORM(CG)
#include <wtf/Assertions.h>
#include <wtf/RetainPtr.h>
#include <ApplicationServices/ApplicationServices.h>
namespace WebCore {
Color::Color(CGColorRef color)
{
if (!color) {
m_color = 0;
m_valid = false;
return;
}
size_t numComponents = CGColorGetNumberOfComponents(color);
const CGFloat* components = CGColorGetComponents(color);
float r = 0;
float g = 0;
float b = 0;
float a = 0;
switch (numComponents) {
case 2:
r = g = b = components[0];
a = components[1];
break;
case 4:
r = components[0];
g = components[1];
b = components[2];
a = components[3];
break;
default:
ASSERT_NOT_REACHED();
}
m_color = makeRGBA(r * 255, g * 255, b * 255, a * 255);
}
#if OS(WINDOWS)
CGColorRef createCGColor(const Color& c)
{
CGColorRef color = NULL;
#ifdef OBSOLETE_COLORSYNC_API
CMProfileRef prof = NULL;
CMGetSystemProfile(&prof);
RetainPtr<CGColorSpaceRef> rgbSpace(AdoptCF, CGColorSpaceCreateWithPlatformColorSpace(prof));
#else
ColorSyncProfileRef prof = ColorSyncProfileCreateWithDisplayID(0);
RetainPtr<CGColorSpaceRef> rgbSpace(AdoptCF, CGColorSpaceCreateWithPlatformColorSpace(const_cast<void*>(reinterpret_cast<const void*>(prof))));
#endif
if (rgbSpace) {
CGFloat components[4] = { static_cast<CGFloat>(c.red()) / 255, static_cast<CGFloat>(c.green()) / 255,
static_cast<CGFloat>(c.blue()) / 255, static_cast<CGFloat>(c.alpha()) / 255 };
color = CGColorCreate(rgbSpace.get(), components);
}
#ifdef OBSOLETE_COLORSYNC_API
CMCloseProfile(prof);
#else
if (prof)
CFRelease(prof);
#endif
return color;
}
#endif // OS(WINDOWS)
}
#endif // PLATFORM(CG)
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