| /* |
| * Copyright (C) 2006, 2007, 2008 Apple Computer, Inc. All rights reserved. |
| * Copyright (C) 2008 Eric Seidel <eric@webkit.org> |
| * Copyright (C) 2013 Google, 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 COMPUTER, 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 COMPUTER, 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. |
| */ |
| |
| #include "config.h" |
| #include "platform/graphics/Pattern.h" |
| |
| #include "platform/graphics/BitmapPattern.h" |
| #include "platform/graphics/DisplayList.h" |
| #include "platform/graphics/DisplayListPattern.h" |
| #include "platform/graphics/StaticBitmapPattern.h" |
| #include "third_party/skia/include/core/SkImage.h" |
| #include "third_party/skia/include/core/SkShader.h" |
| #include <v8.h> |
| |
| namespace blink { |
| |
| PassRefPtr<Pattern> Pattern::createBitmapPattern(PassRefPtr<Image> tileImage, RepeatMode repeatMode) |
| { |
| if (tileImage->skImage()) |
| return StaticBitmapPattern::create(tileImage, repeatMode); |
| |
| return BitmapPattern::create(tileImage, repeatMode); |
| } |
| |
| PassRefPtr<Pattern> Pattern::createDisplayListPattern(PassRefPtr<DisplayList> displayList, |
| RepeatMode repeatMode) |
| { |
| return DisplayListPattern::create(displayList, repeatMode); |
| } |
| |
| Pattern::Pattern(RepeatMode repeatMode, int64_t externalMemoryAllocated) |
| : m_repeatMode(repeatMode) |
| , m_externalMemoryAllocated(0) |
| { |
| adjustExternalMemoryAllocated(externalMemoryAllocated); |
| } |
| |
| Pattern::~Pattern() |
| { |
| adjustExternalMemoryAllocated(-m_externalMemoryAllocated); |
| } |
| |
| SkShader* Pattern::shader() |
| { |
| if (!m_pattern) { |
| m_pattern = createShader(); |
| } |
| |
| return m_pattern.get(); |
| } |
| |
| void Pattern::setPatternSpaceTransform(const AffineTransform& patternSpaceTransformation) |
| { |
| if (patternSpaceTransformation == m_patternSpaceTransformation) |
| return; |
| |
| m_patternSpaceTransformation = patternSpaceTransformation; |
| m_pattern.clear(); |
| } |
| |
| void Pattern::adjustExternalMemoryAllocated(int64_t delta) |
| { |
| delta = std::max(-m_externalMemoryAllocated, delta); |
| |
| v8::Isolate::GetCurrent()->AdjustAmountOfExternalAllocatedMemory(delta); |
| |
| m_externalMemoryAllocated += delta; |
| } |
| |
| } // namespace blink |