WebSystemBackdropLayer.mm   [plain text]

/*
* Copyright (C) 2015 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 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 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 "WebSystemBackdropLayer.h"

#import "GraphicsContextCG.h"
#import <QuartzCore/QuartzCore.h>

// FIXME: https://bugs.webkit.org/show_bug.cgi?id=146250
// These should provide the system recipes for the layers
// with the appropriate tinting, blending and blurring.

@implementation WebSystemBackdropLayer
@end

@implementation WebLightSystemBackdropLayer

- (id)init
{
self = [super init];
if (!self)
return nil;

#ifndef NDEBUG
[self setName:@"WebLightSystemBackdropLayer"];
#endif

CGFloat components[4] = { 0.8, 0.8, 0.8, 0.8 };
[super setBackgroundColor:adoptCF(CGColorCreate(WebCore::sRGBColorSpaceRef(), components)).get()];

return self;
}

- (void)setBackgroundColor:(CGColorRef)backgroundColor
{
// Empty implementation to stop clients pushing the wrong color.
UNUSED_PARAM(backgroundColor);
}

@end

@implementation WebDarkSystemBackdropLayer

- (id)init
{
self = [super init];
if (!self)
return nil;

#ifndef NDEBUG
[self setName:@"WebDarkSystemBackdropLayer"];
#endif

CGFloat components[4] = { 0.2, 0.2, 0.2, 0.8 };
[super setBackgroundColor:adoptCF(CGColorCreate(WebCore::sRGBColorSpaceRef(), components)).get()];

return self;
}

- (void)setBackgroundColor:(CGColorRef)backgroundColor
{
// Empty implementation to stop clients pushing the wrong color.
UNUSED_PARAM(backgroundColor);
}

@end