cc/checkerboard_draw_quad.cc


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// Copyright 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "cc/checkerboard_draw_quad.h"

#include "base/logging.h"

namespace cc {

scoped_ptr<CheckerboardDrawQuad> CheckerboardDrawQuad::create(const SharedQuadState* sharedQuadState, const gfx::Rect& quadRect, SkColor color)
{
    return make_scoped_ptr(new CheckerboardDrawQuad(sharedQuadState, quadRect, color));
}

CheckerboardDrawQuad::CheckerboardDrawQuad(const SharedQuadState* sharedQuadState, const gfx::Rect& quadRect, SkColor color)
    : DrawQuad(sharedQuadState, DrawQuad::CHECKERBOARD, quadRect, quadRect)
    , m_color(color)
{
    if (SkColorGetA(m_color) < 255)
        m_opaqueRect = gfx::Rect();
}

const CheckerboardDrawQuad* CheckerboardDrawQuad::materialCast(const DrawQuad* quad)
{
    DCHECK(quad->material() == DrawQuad::CHECKERBOARD);
    return static_cast<const CheckerboardDrawQuad*>(quad);
}

}  // namespace cc