15c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)/* 25c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * Copyright (C) 2012 Google Inc. All rights reserved. 35c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 45c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * Redistribution and use in source and binary forms, with or without 55c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * modification, are permitted provided that the following conditions 65c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * are met: 75c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 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 AND ITS CONTRIBUTORS "AS IS" AND ANY 155c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 165c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 175c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY 185c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 195c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 205c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 215c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 225c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 235c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 245c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) */ 255c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 265c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#ifndef WebActiveGestureAnimation_h 275c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#define WebActiveGestureAnimation_h 285c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 29bfe3590b1806e3ff18f46ee3af5d4b83078f305aTorne (Richard Coles)#include "platform/PlatformExport.h" 307757ec2eadfa2dd8ac2aeed0a4399e9b07ec38cbBen Murdoch#include "wtf/Noncopyable.h" 317757ec2eadfa2dd8ac2aeed0a4399e9b07ec38cbBen Murdoch#include "wtf/OwnPtr.h" 327757ec2eadfa2dd8ac2aeed0a4399e9b07ec38cbBen Murdoch#include "wtf/PassOwnPtr.h" 335c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 3451b2906e11752df6c18351cf520e30522d3b53a1Torne (Richard Coles)namespace blink { 355c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 365c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)class WebGestureCurve; 375c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)class WebGestureCurveTarget; 385c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 395c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)// Implements a gesture animation (fling scroll, etc.) using a curve with a generic interface 405c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)// to define the animation parameters as a function of time, and applies the animation 415c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)// to a target, again via a generic interface. It is assumed that animate() is called 425c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)// on a more-or-less regular basis by the owner. 43bfe3590b1806e3ff18f46ee3af5d4b83078f305aTorne (Richard Coles)class PLATFORM_EXPORT WebActiveGestureAnimation { 445c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) WTF_MAKE_NONCOPYABLE(WebActiveGestureAnimation); 455c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)public: 465c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) static PassOwnPtr<WebActiveGestureAnimation> createAtAnimationStart(PassOwnPtr<WebGestureCurve>, WebGestureCurveTarget*); 475c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) static PassOwnPtr<WebActiveGestureAnimation> createWithTimeOffset(PassOwnPtr<WebGestureCurve>, WebGestureCurveTarget*, double startTime); 485c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) ~WebActiveGestureAnimation(); 495c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 505c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) bool animate(double time); 515c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 525c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)private: 535c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) // Assumes a valid WebGestureCurveTarget that outlives the animation. 545c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) WebActiveGestureAnimation(PassOwnPtr<WebGestureCurve>, WebGestureCurveTarget*, double startTime, bool waitingForFirstTick); 555c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 565c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) double m_startTime; 575c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) bool m_waitingForFirstTick; 585c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) OwnPtr<WebGestureCurve> m_curve; 595c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) WebGestureCurveTarget* m_target; 605c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)}; 615c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 6251b2906e11752df6c18351cf520e30522d3b53a1Torne (Richard Coles)} // namespace blink 635c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 645c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#endif 65