/* * 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. AND ITS CONTRIBUTORS ``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 ITS 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 "TileLayer.h" #if PLATFORM(IOS) #include "TileCache.h" #include "TileGrid.h" #include "WebCoreThread.h" @implementation TileHostLayer - (id)initWithTileGrid:(WebCore::TileGrid*)tileGrid { self = [super init]; if (!self) return nil; _tileGrid = tileGrid; [self setAnchorPoint:CGPointZero]; return self; } - (id<CAAction>)actionForKey:(NSString *)key { UNUSED_PARAM(key); // Disable all default actions return nil; } - (void)renderInContext:(CGContextRef)context { if (pthread_main_np()) WebThreadLock(); _tileGrid->tileCache()->doLayoutTiles(); [super renderInContext:context]; } @end @implementation TileLayer @synthesize paintCount = _paintCount; @synthesize tileGrid = _tileGrid; static TileLayer *layerBeingPainted; - (void)setNeedsDisplayInRect:(CGRect)rect { [self setNeedsLayout]; [super setNeedsDisplayInRect:rect]; } - (void)layoutSublayers { if (pthread_main_np()) WebThreadLock(); // This may trigger WebKit layout and generate more repaint rects. if (_tileGrid) _tileGrid->tileCache()->prepareToDraw(); } - (void)drawInContext:(CGContextRef)context { if (_tileGrid) _tileGrid->tileCache()->drawLayer(self, context); } - (id<CAAction>)actionForKey:(NSString *)key { UNUSED_PARAM(key); // Disable all default actions return nil; } + (TileLayer *)layerBeingPainted { return layerBeingPainted; } @end #endif