| /* |
| * Copyright (C) 2011 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 "WebTiledBackingLayer.h" |
| |
| #import "IntRect.h" |
| #import "TileController.h" |
| #import <wtf/MainThread.h> |
| |
| @implementation WebTiledBackingLayer |
| |
| - (id)init |
| { |
| self = [super init]; |
| if (!self) |
| return nil; |
| |
| #ifndef NDEBUG |
| [self setName:@"WebTiledBackingLayer"]; |
| #endif |
| return self; |
| } |
| |
| - (void)dealloc |
| { |
| ASSERT(!_tileController); |
| |
| [super dealloc]; |
| } |
| |
| - (WebCore::TileController*)createTileController:(WebCore::PlatformCALayer*)rootLayer |
| { |
| ASSERT(!_tileController); |
| _tileController = makeUnique<WebCore::TileController>(rootLayer); |
| return _tileController.get(); |
| } |
| |
| - (id<CAAction>)actionForKey:(NSString *)key |
| { |
| UNUSED_PARAM(key); |
| |
| // Disable all animations. |
| return nil; |
| } |
| |
| - (void)setBounds:(CGRect)bounds |
| { |
| [super setBounds:bounds]; |
| |
| _tileController->tileCacheLayerBoundsChanged(); |
| } |
| |
| - (void)setOpaque:(BOOL)opaque |
| { |
| _tileController->setTilesOpaque(opaque); |
| } |
| |
| - (BOOL)isOpaque |
| { |
| return _tileController ? _tileController->tilesAreOpaque() : NO; |
| } |
| |
| - (void)setNeedsDisplay |
| { |
| _tileController->setNeedsDisplay(); |
| } |
| |
| - (void)setNeedsDisplayInRect:(CGRect)rect |
| { |
| _tileController->setNeedsDisplayInRect(WebCore::enclosingIntRect(rect)); |
| } |
| |
| - (void)setDrawsAsynchronously:(BOOL)acceleratesDrawing |
| { |
| _tileController->setAcceleratesDrawing(acceleratesDrawing); |
| } |
| |
| - (BOOL)drawsAsynchronously |
| { |
| return _tileController ? _tileController->acceleratesDrawing() : NO; |
| } |
| |
| - (void)setWantsDeepColorBackingStore:(BOOL)wantsDeepColor |
| { |
| _tileController->setWantsDeepColorBackingStore(wantsDeepColor); |
| } |
| |
| - (BOOL)wantsDeepColorBackingStore |
| { |
| return _tileController->wantsDeepColorBackingStore(); |
| } |
| |
| - (void)setSupportsSubpixelAntialiasedText:(BOOL)supportsSubpixelAntialiasedText |
| { |
| _tileController->setSupportsSubpixelAntialiasedText(supportsSubpixelAntialiasedText); |
| } |
| |
| - (BOOL)supportsSubpixelAntialiasedText |
| { |
| return _tileController->supportsSubpixelAntialiasedText(); |
| } |
| |
| - (void)setContentsScale:(CGFloat)contentsScale |
| { |
| _tileController->setContentsScale(contentsScale); |
| } |
| |
| - (CGFloat)contentsScale |
| { |
| return _tileController ? _tileController->contentsScale() : 1; |
| } |
| |
| - (WebCore::TiledBacking*)tiledBacking |
| { |
| return _tileController.get(); |
| } |
| |
| - (void)invalidate |
| { |
| ASSERT(isMainThread()); |
| ASSERT(_tileController); |
| _tileController = nullptr; |
| } |
| |
| - (void)setBorderColor:(CGColorRef)borderColor |
| { |
| _tileController->setTileDebugBorderColor(WebCore::roundAndClampToSRGBALossy(borderColor)); |
| } |
| |
| - (void)setBorderWidth:(CGFloat)borderWidth |
| { |
| // Tiles adjoin, so halve the border width. |
| _tileController->setTileDebugBorderWidth(borderWidth / 2); |
| } |
| |
| @end |