Source/platform/graphics/GradientGeneratedImage.cpp

/*
 * Copyright (C) 2008, 2009, 2010, 2012 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 "platform/graphics/GradientGeneratedImage.h"

#include "platform/geometry/FloatRect.h"
#include "platform/graphics/GraphicsContext.h"

namespace blink {

void GradientGeneratedImage::draw(SkCanvas* canvas, const SkPaint& paint, const FloatRect& destRect, const FloatRect& srcRect, RespectImageOrientationEnum, ImageClampingMode)
{
    SkAutoCanvasRestore ar(canvas, true);
    canvas->clipRect(destRect);
    canvas->translate(destRect.x(), destRect.y());
    if (destRect.size() != srcRect.size())
        canvas->scale(destRect.width() / srcRect.width(), destRect.height() / srcRect.height());
    canvas->translate(-srcRect.x(), -srcRect.y());
    SkPaint gradientPaint(paint);
    gradientPaint.setShader(m_gradient->shader());
    canvas->drawRect(SkRect::MakeWH(m_size.width(), m_size.height()), gradientPaint);
}

void GradientGeneratedImage::drawTile(GraphicsContext* context, const FloatRect& srcRect)
{
    context->setFillGradient(m_gradient);
    context->fillRect(srcRect);
}

} // namespace blink