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/*
* Copyright (C) 2006, 2007, 2009, 2010, 2011, 2012 Apple Inc. All rights reserved.
* Copyright (C) 2012, 2013 Adobe Systems Incorporated. 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 THE COPYRIGHT HOLDER "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 THE COPYRIGHT HOLDER 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.
*/
#pragma once
#include "ExceptionOr.h"
#include "Path.h"
#include <variant>
#include <wtf/Forward.h>
namespace WebCore {
struct DOMPointInit;
class CanvasPath {
public:
using RadiusVariant = std::variant<double, DOMPointInit>;
virtual ~CanvasPath() = default;
void closePath();
void moveTo(float x, float y);
void lineTo(float x, float y);
void quadraticCurveTo(float cpx, float cpy, float x, float y);
void bezierCurveTo(float cp1x, float cp1y, float cp2x, float cp2y, float x, float y);
ExceptionOr<void> arcTo(float x0, float y0, float x1, float y1, float radius);
ExceptionOr<void> arc(float x, float y, float r, float sa, float ea, bool anticlockwise);
ExceptionOr<void> ellipse(float x, float y, float radiusX, float radiusY, float rotation, float startAngle, float endAngled, bool anticlockwise);
void rect(float x, float y, float width, float height);
ExceptionOr<void> roundRect(float x, float y, float width, float height, const RadiusVariant& radii);
ExceptionOr<void> roundRect(float x, float y, float width, float height, const std::span<const RadiusVariant>& radii);
float currentX() const;
float currentY() const;
protected:
CanvasPath() = default;
CanvasPath(const Path& path)
: m_path(path)
{ }
virtual bool hasInvertibleTransform() const { return true; }
void lineTo(FloatPoint);
Path m_path;
};
}
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