| Index: third_party/WebKit/Source/core/dom/DOMPointReadOnly.cpp
|
| diff --git a/third_party/WebKit/Source/core/dom/DOMPointReadOnly.cpp b/third_party/WebKit/Source/core/dom/DOMPointReadOnly.cpp
|
| new file mode 100644
|
| index 0000000000000000000000000000000000000000..538249e9552e015e29d5d5bffaa81069af80bf87
|
| --- /dev/null
|
| +++ b/third_party/WebKit/Source/core/dom/DOMPointReadOnly.cpp
|
| @@ -0,0 +1,66 @@
|
| +// Copyright 2014 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 "core/dom/DOMPointReadOnly.h"
|
| +
|
| +#include "bindings/core/v8/ExceptionState.h"
|
| +#include "bindings/core/v8/ScriptValue.h"
|
| +#include "bindings/core/v8/V8ObjectBuilder.h"
|
| +#include "core/dom/DOMMatrixInit.h"
|
| +#include "core/dom/DOMMatrixReadOnly.h"
|
| +#include "core/dom/DOMPoint.h"
|
| +#include "core/dom/DOMPointInit.h"
|
| +
|
| +namespace blink {
|
| +
|
| +DOMPointReadOnly* DOMPointReadOnly::create(double x,
|
| + double y,
|
| + double z,
|
| + double w) {
|
| + return new DOMPointReadOnly(x, y, z, w);
|
| +}
|
| +
|
| +ScriptValue DOMPointReadOnly::toJSONForBinding(
|
| + ScriptState* scriptState) const {
|
| + V8ObjectBuilder result(scriptState);
|
| + result.addNumber("x", x());
|
| + result.addNumber("y", y());
|
| + result.addNumber("z", z());
|
| + result.addNumber("w", w());
|
| + return result.scriptValue();
|
| +}
|
| +
|
| +DOMPointReadOnly* DOMPointReadOnly::fromPoint(const DOMPointInit& other) {
|
| + return new DOMPointReadOnly(other.x(), other.y(), other.z(), other.w());
|
| +}
|
| +
|
| +DOMPoint* DOMPointReadOnly::matrixTransform(DOMMatrixInit& other,
|
| + ExceptionState& exceptionState) {
|
| + DOMMatrixReadOnly* matrix =
|
| + DOMMatrixReadOnly::fromMatrix(other, exceptionState);
|
| +
|
| + if (matrix->is2D() && z() == 0 && w() == 1) {
|
| + double transformedX =
|
| + x() * matrix->m11() + y() * matrix->m12() + matrix->m41();
|
| + double transformedY =
|
| + x() * matrix->m12() + y() * matrix->m22() + matrix->m42();
|
| + return DOMPoint::create(transformedX, transformedY, 0, 1);
|
| + }
|
| +
|
| + double transformedX = x() * matrix->m11() + y() * matrix->m21() +
|
| + z() * matrix->m31() + w() * matrix->m41();
|
| + double transformedY = x() * matrix->m12() + y() * matrix->m22() +
|
| + z() * matrix->m32() + w() * matrix->m42();
|
| + double transformedZ = x() * matrix->m13() + y() * matrix->m23() +
|
| + z() * matrix->m33() + w() * matrix->m43();
|
| + double transformedW = x() * matrix->m14() + y() * matrix->m24() +
|
| + z() * matrix->m34() + w() * matrix->m44();
|
| + return DOMPoint::create(transformedX, transformedY, transformedZ,
|
| + transformedW);
|
| +}
|
| +
|
| +DOMPointReadOnly::DOMPointReadOnly(double x, double y, double z, double w)
|
| + : m_x(x), m_y(y), m_z(z), m_w(w) {}
|
| +
|
| +} // namespace blink
|
|
|