| /* |
| * Copyright (C) 2013-2017 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 "WebCoreCALayerExtras.h" |
| |
| #import <pal/spi/cocoa/QuartzCoreSPI.h> |
| |
| @implementation CALayer (WebCoreCALayerExtras) |
| |
| - (void)web_disableAllActions |
| { |
| NSNull *nullValue = [NSNull null]; |
| self.style = @{ |
| @"actions" : @{ |
| @"anchorPoint" : nullValue, |
| @"anchorPointZ" : nullValue, |
| @"backgroundColor" : nullValue, |
| @"borderColor" : nullValue, |
| @"borderWidth" : nullValue, |
| @"bounds" : nullValue, |
| @"contents" : nullValue, |
| @"contentsRect" : nullValue, |
| @"contentsScale" : nullValue, |
| @"cornerRadius" : nullValue, |
| @"opacity" : nullValue, |
| @"position" : nullValue, |
| @"shadowColor" : nullValue, |
| @"sublayerTransform" : nullValue, |
| @"sublayers" : nullValue, |
| @"transform" : nullValue, |
| @"zPosition" : nullValue |
| } |
| }; |
| } |
| |
| - (void)_web_setLayerBoundsOrigin:(CGPoint)origin |
| { |
| CGRect bounds = [self bounds]; |
| bounds.origin = origin; |
| [self setBounds:bounds]; |
| } |
| |
| - (void)_web_setLayerTopLeftPosition:(CGPoint)position |
| { |
| CGSize layerSize = [self bounds].size; |
| CGPoint anchorPoint = [self anchorPoint]; |
| CGPoint newPosition = CGPointMake(position.x + anchorPoint.x * layerSize.width, position.y + anchorPoint.y * layerSize.height); |
| if (isnan(newPosition.x) || isnan(newPosition.y)) { |
| WTFLogAlways("Attempt to call [CALayer setPosition] with NaN: newPosition=(%f, %f) position=(%f, %f) anchorPoint=(%f, %f)", |
| newPosition.x, newPosition.y, position.x, position.y, anchorPoint.x, anchorPoint.y); |
| ASSERT_NOT_REACHED(); |
| return; |
| } |
| |
| [self setPosition:newPosition]; |
| } |
| |
| + (CALayer *)_web_renderLayerWithContextID:(uint32_t)contextID |
| { |
| CALayerHost *layerHost = [CALayerHost layer]; |
| #ifndef NDEBUG |
| [layerHost setName:@"Hosting layer"]; |
| #endif |
| layerHost.contextId = contextID; |
| return layerHost; |
| } |
| |
| @end |