| // Copyright 2016 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/geometry/DOMQuad.h" |
| |
| #include "bindings/core/v8/V8ObjectBuilder.h" |
| #include "core/geometry/DOMPoint.h" |
| #include "core/geometry/DOMQuadInit.h" |
| #include "core/geometry/DOMRect.h" |
| #include "core/geometry/DOMRectInit.h" |
| |
| namespace blink { |
| |
| DOMQuad* DOMQuad::create(const DOMPointInit& p1, |
| const DOMPointInit& p2, |
| const DOMPointInit& p3, |
| const DOMPointInit& p4) { |
| return new DOMQuad(p1, p2, p3, p4); |
| } |
| |
| DOMQuad* DOMQuad::fromRect(const DOMRectInit& other) { |
| return new DOMQuad(other.x(), other.y(), other.width(), other.height()); |
| } |
| |
| DOMQuad* DOMQuad::fromQuad(const DOMQuadInit& other) { |
| return new DOMQuad(other.hasP1() ? other.p1() : DOMPointInit(), |
| other.hasP2() ? other.p2() : DOMPointInit(), |
| other.hasP3() ? other.p3() : DOMPointInit(), |
| other.hasP3() ? other.p4() : DOMPointInit()); |
| } |
| |
| DOMRect* DOMQuad::getBounds() { |
| return DOMRect::create(m_left, m_top, m_right - m_left, m_bottom - m_top); |
| } |
| |
| void DOMQuad::calculateBounds() { |
| m_left = std::min(p1()->x(), p2()->x()); |
| m_left = std::min(m_left, p3()->x()); |
| m_left = std::min(m_left, p4()->x()); |
| m_top = std::min(p1()->y(), p2()->y()); |
| m_top = std::min(m_top, p3()->y()); |
| m_top = std::min(m_top, p4()->y()); |
| m_right = std::max(p1()->x(), p2()->x()); |
| m_right = std::max(m_right, p3()->x()); |
| m_right = std::max(m_right, p4()->x()); |
| m_bottom = std::max(p1()->y(), p2()->y()); |
| m_bottom = std::max(m_bottom, p3()->y()); |
| m_bottom = std::max(m_bottom, p4()->y()); |
| } |
| |
| DOMQuad::DOMQuad(const DOMPointInit& p1, |
| const DOMPointInit& p2, |
| const DOMPointInit& p3, |
| const DOMPointInit& p4) |
| : m_p1(DOMPoint::fromPoint(p1)), |
| m_p2(DOMPoint::fromPoint(p2)), |
| m_p3(DOMPoint::fromPoint(p3)), |
| m_p4(DOMPoint::fromPoint(p4)) { |
| calculateBounds(); |
| } |
| |
| DOMQuad::DOMQuad(double x, double y, double width, double height) |
| : m_p1(DOMPoint::create(x, y, 0, 1)), |
| m_p2(DOMPoint::create(x + width, y, 0, 1)), |
| m_p3(DOMPoint::create(x + width, y + height, 0, 1)), |
| m_p4(DOMPoint::create(x, y + height, 0, 1)) { |
| calculateBounds(); |
| } |
| |
| ScriptValue DOMQuad::toJSONForBinding(ScriptState* scriptState) const { |
| V8ObjectBuilder result(scriptState); |
| result.add("p1", p1()); |
| result.add("p2", p2()); |
| result.add("p3", p3()); |
| result.add("p4", p4()); |
| return result.scriptValue(); |
| } |
| |
| } // namespace blink |