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/*
* 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.
*/
#ifndef THIRD_PARTY_BLINK_RENDERER_MODULES_CANVAS_CANVAS2D_PATH_2D_H_
#define THIRD_PARTY_BLINK_RENDERER_MODULES_CANVAS_CANVAS2D_PATH_2D_H_
#include "base/macros.h"
#include "third_party/blink/renderer/bindings/core/v8/v8_dom_matrix_2d_init.h"
#include "third_party/blink/renderer/bindings/modules/v8/path_2d_or_string.h"
#include "third_party/blink/renderer/core/geometry/dom_matrix.h"
#include "third_party/blink/renderer/core/svg/svg_path_utilities.h"
#include "third_party/blink/renderer/modules/canvas/canvas2d/canvas_path.h"
#include "third_party/blink/renderer/platform/bindings/script_wrappable.h"
#include "third_party/blink/renderer/platform/heap/handle.h"
#include "third_party/blink/renderer/platform/transforms/affine_transform.h"
namespace blink {
class ExceptionState;
class MODULES_EXPORT Path2D final : public ScriptWrappable, public CanvasPath {
DEFINE_WRAPPERTYPEINFO();
public:
static Path2D* Create(Path2DOrString pathorstring) {
DCHECK(!pathorstring.IsNull());
if (pathorstring.IsPath2D())
return MakeGarbageCollected<Path2D>(pathorstring.GetAsPath2D());
if (pathorstring.IsString())
return MakeGarbageCollected<Path2D>(pathorstring.GetAsString());
NOTREACHED();
return nullptr;
}
static Path2D* Create() { return MakeGarbageCollected<Path2D>(); }
static Path2D* Create(const Path& path) {
return MakeGarbageCollected<Path2D>(path);
}
const Path& GetPath() const { return path_; }
void addPath(Path2D* path,
DOMMatrix2DInit* transform,
ExceptionState& exception_state) {
DOMMatrixReadOnly* matrix =
DOMMatrixReadOnly::fromMatrix2D(transform, exception_state);
if (!matrix || !std::isfinite(matrix->m11()) ||
!std::isfinite(matrix->m12()) || !std::isfinite(matrix->m21()) ||
!std::isfinite(matrix->m22()) || !std::isfinite(matrix->m41()) ||
!std::isfinite(matrix->m42()))
return;
path_.AddPath(path->GetPath(), matrix->GetAffineTransform());
}
Path2D() : CanvasPath() {}
Path2D(const Path& path) : CanvasPath(path) {}
Path2D(Path2D* path) : CanvasPath(path->GetPath()) {}
Path2D(const String& path_data) : CanvasPath() {
BuildPathFromString(path_data, path_);
}
~Path2D() override = default;
private:
DISALLOW_COPY_AND_ASSIGN(Path2D);
};
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_MODULES_CANVAS_CANVAS2D_PATH_2D_H_
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