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78 lines
2 KiB
C++
78 lines
2 KiB
C++
/*!
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@file
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@author Albert Semenov
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@date 01/2008
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@module
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*/
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/*
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This file is part of MyGUI.
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MyGUI is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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MyGUI is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with MyGUI. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __MYGUI_CONTROLLER_FADE_ALPHA_H__
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#define __MYGUI_CONTROLLER_FADE_ALPHA_H__
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#include "MyGUI_Prerequest.h"
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#include "MyGUI_WidgetDefines.h"
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#include "MyGUI_ControllerItem.h"
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namespace MyGUI
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{
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/** This controller used for smooth changing alpha of widget in time */
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class MYGUI_EXPORT ControllerFadeAlpha :
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public ControllerItem
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{
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MYGUI_RTTI_DERIVED( ControllerFadeAlpha )
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public:
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ControllerFadeAlpha();
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virtual ~ControllerFadeAlpha() { }
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/**
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@param _alpha that will be as result of changing
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*/
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void setAlpha(float _value) { mAlpha = _value; }
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/**
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@param _coef of alpha changing speed (1. mean that alpha will change from 0 to 1 at 1 second)
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*/
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void setCoef(float _value) { mCoef = _value; }
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/**
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@param _enabled if true then widget will be inactive after start of alpha changing
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*/
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void setEnabled(bool _value) { mEnabled = _value; }
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virtual void setProperty(const std::string& _key, const std::string& _value);
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private:
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bool addTime(Widget* _widget, float _time);
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void prepareItem(Widget* _widget);
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bool getEnabled() { return mEnabled; }
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float getAlpha() { return mAlpha; }
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float getCoef() { return mCoef; }
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private:
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float mAlpha;
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float mCoef;
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bool mEnabled;
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};
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}
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#endif // __MYGUI_CONTROLLER_FADE_ALPHA_H__
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