blob: 5175b8683f6129ed3aff5caa896bf3c961fc31ad [file] [log] [blame]
/*
* 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 "LegacyTileGridTile.h"
#if PLATFORM(IOS_FAMILY)
#include "Color.h"
#include "LegacyTileCache.h"
#include "LegacyTileGrid.h"
#include "LegacyTileLayer.h"
#include "LegacyTileLayerPool.h"
#include "PlatformScreen.h"
#include "WAKWindow.h"
#include <algorithm>
#include <functional>
#include <pal/spi/cocoa/QuartzCoreSPI.h>
namespace WebCore {
#if LOG_TILING
static int totalTileCount;
#endif
LegacyTileGridTile::LegacyTileGridTile(LegacyTileGrid* tileGrid, const IntRect& tileRect)
: m_tileGrid(tileGrid)
, m_rect(tileRect)
{
ASSERT(!tileRect.isEmpty());
IntSize pixelSize(m_rect.size());
const CGFloat screenScale = m_tileGrid->tileCache().screenScale();
pixelSize.scale(screenScale);
m_tileLayer = LegacyTileLayerPool::sharedPool()->takeLayerWithSize(pixelSize);
if (!m_tileLayer) {
#if LOG_TILING
NSLog(@"unable to reuse layer with size %d x %d, creating one", pixelSize.width(), pixelSize.height());
#endif
m_tileLayer = adoptNS([[LegacyTileLayer alloc] init]);
}
LegacyTileLayer* layer = m_tileLayer.get();
if (screenSupportsExtendedColor())
layer.contentsFormat = kCAContentsFormatRGBA10XR;
[layer setTileGrid:tileGrid];
[layer setOpaque:m_tileGrid->tileCache().tilesOpaque()];
[layer setEdgeAntialiasingMask:0];
[layer setNeedsLayoutOnGeometryChange:NO];
[layer setContentsScale:screenScale];
[layer setDrawsAsynchronously:m_tileGrid->tileCache().acceleratedDrawingEnabled()];
// Host layer may have other sublayers. Keep the tile layers at the beginning of the array
// so they are painted behind everything else.
[tileGrid->tileHostLayer() insertSublayer:layer atIndex:tileGrid->tileCount()];
[layer setFrame:m_rect];
invalidateRect(m_rect);
showBorder(m_tileGrid->tileCache().tileBordersVisible());
#if LOG_TILING
++totalTileCount;
NSLog(@"new Tile (%d,%d) %d %d, count %d", tileRect.x(), tileRect.y(), tileRect.width(), tileRect.height(), totalTileCount);
#endif
}
LegacyTileGridTile::~LegacyTileGridTile()
{
[tileLayer() setTileGrid:0];
[tileLayer() removeFromSuperlayer];
LegacyTileLayerPool::sharedPool()->addLayer(tileLayer());
#if LOG_TILING
--totalTileCount;
NSLog(@"delete Tile (%d,%d) %d %d, count %d", m_rect.x(), m_rect.y(), m_rect.width(), m_rect.height(), totalTileCount);
#endif
}
void LegacyTileGridTile::invalidateRect(const IntRect& windowDirtyRect)
{
IntRect dirtyRect = intersection(windowDirtyRect, m_rect);
if (dirtyRect.isEmpty())
return;
dirtyRect.move(IntPoint() - m_rect.location());
[tileLayer() setNeedsDisplayInRect:dirtyRect];
if (m_tileGrid->tileCache().tilePaintCountersVisible())
[tileLayer() setNeedsDisplayInRect:CGRectMake(0, 0, 46, 25)];
}
void LegacyTileGridTile::setRect(const IntRect& tileRect)
{
if (m_rect == tileRect)
return;
m_rect = tileRect;
LegacyTileLayer* layer = m_tileLayer.get();
[layer setFrame:m_rect];
[layer setNeedsDisplay];
}
void LegacyTileGridTile::showBorder(bool flag)
{
LegacyTileLayer* layer = m_tileLayer.get();
if (flag) {
[layer setBorderColor:cachedCGColor(m_tileGrid->tileCache().colorForGridTileBorder(m_tileGrid))];
[layer setBorderWidth:0.5f];
} else {
[layer setBorderColor:nil];
[layer setBorderWidth:0];
}
}
} // namespace WebCore
#endif // PLATFORM(IOS_FAMILY)