svg_path_blender.cc | Explore in Territory

/*
 * Copyright (C) Research In Motion Limited 2010, 2011. All rights reserved.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Library General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Library General Public License for more details.
 *
 * You should have received a copy of the GNU Library General Public License
 * along with this library; see the file COPYING.LIB.  If not, write to
 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 * Boston, MA 02110-1301, USA.
 */

#include "third_party/blink/renderer/core/svg/svg_path_blender.h"

#include "base/notreached.h"
#include "third_party/blink/renderer/core/svg/svg_path_byte_stream_source.h"
#include "third_party/blink/renderer/core/svg/svg_path_consumer.h"
#include "third_party/blink/renderer/core/svg/svg_path_data.h"
#include "third_party/blink/renderer/platform/geometry/blend.h"
#include "third_party/blink/renderer/platform/wtf/allocator/allocator.h"

namespace blink {

enum FloatBlendMode { … };

class SVGPathBlender::BlendState { … };

float SVGPathBlender::BlendState::BlendAnimatedDimensonalFloat(
    float from,
    float to,
    FloatBlendMode blend_mode) { … }

gfx::PointF SVGPathBlender::BlendState::BlendAnimatedPointSameCoordinates(
    const gfx::PointF& from_point,
    const gfx::PointF& to_point) { … }

gfx::PointF SVGPathBlender::BlendState::BlendAnimatedPoint(
    const gfx::PointF& from_point,
    const gfx::PointF& to_point) { … }

bool SVGPathBlender::BlendState::CanBlend(const PathSegmentData& from_seg,
                                          const PathSegmentData& to_seg) { … }

static void UpdateCurrentPoint(gfx::PointF& sub_path_point,
                               gfx::PointF& current_point,
                               const PathSegmentData& segment) { … }

bool SVGPathBlender::BlendState::BlendSegments(
    const PathSegmentData& from_seg,
    const PathSegmentData& to_seg,
    PathSegmentData& blended_segment) { … }

SVGPathBlender::SVGPathBlender(SVGPathByteStreamSource* from_source,
                               SVGPathByteStreamSource* to_source,
                               SVGPathConsumer* consumer)
    : … { … }

bool SVGPathBlender::AddAnimatedPath(unsigned repeat_count) { … }

bool SVGPathBlender::BlendAnimatedPath(float progress) { … }

bool SVGPathBlender::BlendAnimatedPath(BlendState& blend_state) { … }

}  // namespace blink
chromium/third_party/blink/renderer/core/svg/svg_path_blender.cc
