15c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)/* 25c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * Copyright (C) 2006, 2007, 2008 Apple Inc. All rights reserved. 35c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * Copyright (C) 2007 Alp Toker <alp@atoker.com> 45c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 55c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * Redistribution and use in source and binary forms, with or without 65c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * modification, are permitted provided that the following conditions 75c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * are met: 85c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 1. Redistributions of source code must retain the above copyright 95c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * notice, this list of conditions and the following disclaimer. 105c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 2. Redistributions in binary form must reproduce the above copyright 115c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * notice, this list of conditions and the following disclaimer in the 125c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * documentation and/or other materials provided with the distribution. 135c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 145c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY 155c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 165c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 175c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR 185c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 195c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 205c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 215c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 225c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 235c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 2402772c6a72f1ee0b226341a4f4439970c29fc861Ben Murdoch * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 255c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) */ 265c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 275c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#include "config.h" 2853e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)#include "core/html/canvas/CanvasGradient.h" 295c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 30df95704c49daea886ddad70775bda23618d6274dBen Murdoch#include "bindings/v8/ExceptionState.h" 3153e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)#include "core/dom/ExceptionCode.h" 3253e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)#include "core/html/canvas/CanvasPattern.h" 3353e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)#include "core/html/canvas/CanvasStyle.h" 345c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 355c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)namespace WebCore { 365c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 375c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)CanvasGradient::CanvasGradient(const FloatPoint& p0, const FloatPoint& p1) 385c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) : m_gradient(Gradient::create(p0, p1)) 395c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles){ 4093ac45cfc74041c8ae536ce58a9534d46db2024eTorne (Richard Coles) ScriptWrappable::init(this); 415c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)} 425c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 435c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)CanvasGradient::CanvasGradient(const FloatPoint& p0, float r0, const FloatPoint& p1, float r1) 445c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) : m_gradient(Gradient::create(p0, r0, p1, r1)) 455c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles){ 4693ac45cfc74041c8ae536ce58a9534d46db2024eTorne (Richard Coles) ScriptWrappable::init(this); 475c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)} 485c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 49df95704c49daea886ddad70775bda23618d6274dBen Murdochvoid CanvasGradient::addColorStop(float value, const String& color, ExceptionState& es) 505c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles){ 515c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) if (!(value >= 0 && value <= 1.0f)) { 52df95704c49daea886ddad70775bda23618d6274dBen Murdoch es.throwDOMException(IndexSizeError); 535c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) return; 545c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) } 555c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 565c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) RGBA32 rgba = 0; 575c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) if (!parseColorOrCurrentColor(rgba, color, 0 /*canvas*/)) { 58df95704c49daea886ddad70775bda23618d6274dBen Murdoch es.throwDOMException(SyntaxError); 595c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) return; 605c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) } 615c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 625c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) m_gradient->addColorStop(value, Color(rgba)); 635c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)} 645c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 655c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)} // namespace 66