/* * Copyright (C) 2012 Google Inc. 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 APPLE AND ITS CONTRIBUTORS "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 APPLE OR ITS CONTRIBUTORS 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. */ #include "config.h" #include "platform/exported/WebActiveGestureAnimation.h" #include "public/platform/WebGestureCurve.h" #include "public/platform/WebGestureCurveTarget.h" namespace blink { PassOwnPtr<WebActiveGestureAnimation> WebActiveGestureAnimation::createAtAnimationStart(PassOwnPtr<WebGestureCurve> curve, WebGestureCurveTarget* target) { return adoptPtr(new WebActiveGestureAnimation(curve, target, 0, true)); } PassOwnPtr<WebActiveGestureAnimation> WebActiveGestureAnimation::createWithTimeOffset(PassOwnPtr<WebGestureCurve> curve, WebGestureCurveTarget* target, double startTime) { return adoptPtr(new WebActiveGestureAnimation(curve, target, startTime, false)); } WebActiveGestureAnimation::~WebActiveGestureAnimation() { } WebActiveGestureAnimation::WebActiveGestureAnimation(PassOwnPtr<WebGestureCurve> curve, WebGestureCurveTarget* target, double startTime, bool waitingForFirstTick) : m_startTime(startTime) , m_waitingForFirstTick(waitingForFirstTick) , m_curve(curve) , m_target(target) { } bool WebActiveGestureAnimation::animate(double time) { if (m_waitingForFirstTick) { m_startTime = time; m_waitingForFirstTick = false; } // All WebGestureCurves assume zero-based time, so we subtract // the animation start time before passing to the curve. return m_curve->apply(time - m_startTime, m_target); } } // namespace blink