2 // Open Service Platform
3 // Copyright (c) 2012-2013 Samsung Electronics Co., Ltd.
5 // Licensed under the Flora License, Version 1.0 (the License);
6 // you may not use this file except in compliance with the License.
7 // You may obtain a copy of the License at
9 // http://floralicense.org/license/
11 // Unless required by applicable law or agreed to in writing, software
12 // distributed under the License is distributed on an AS IS BASIS,
13 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 // See the License for the specific language governing permissions and
15 // limitations under the License.
19 * @file FUiAnimExpOutTimingFunction.cpp
20 * @brief This file contains implementation of ExpOutTimingFunction class
22 * This file contains implementation ExpOutTimingFunction class.
27 #include <FBaseErrors.h>
28 #include <FBaseSysLog.h>
30 #include <FUiAnimExpOutTimingFunction.h>
33 namespace Tizen { namespace Ui { namespace Animations
37 ExpOutTimingFunction::ExpOutTimingFunction(void)
44 ExpOutTimingFunction::~ExpOutTimingFunction(void)
50 ExpOutTimingFunction::SetScaleValue(float scale)
52 SysTryReturnResult(NID_UI_ANIM, (scale > 0.f), E_INVALID_ARG, "Invalid argument(s) is used. scale = %f", scale);
55 __divisor = expf(__scale) - 1.0f;
60 ExpOutTimingFunction::GetScaleValue(void) const
66 ExpOutTimingFunction::CalculateProgress(float timeProgress) const
68 return (expf(__scale * timeProgress) - 1.0f) / __divisor;
72 }}} // Tizen::Ui::Animations