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68 lines
1.5 KiB
C++
68 lines
1.5 KiB
C++
#ifndef OPENMW_MWGUI_SCREENFADER_H
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#define OPENMW_MWGUI_SCREENFADER_H
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#include <deque>
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#include "windowbase.hpp"
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namespace MWGui
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{
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class ScreenFader;
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class FadeOp
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{
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public:
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typedef std::shared_ptr<FadeOp> Ptr;
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FadeOp(ScreenFader * fader, float time, float targetAlpha);
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bool isRunning();
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void start();
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void update(float dt);
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void finish();
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private:
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ScreenFader * mFader;
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float mRemainingTime;
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float mTargetTime;
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float mTargetAlpha;
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float mStartAlpha;
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bool mRunning;
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};
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class ScreenFader : public WindowBase
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{
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public:
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ScreenFader(const std::string & texturePath, const std::string& layout = "openmw_screen_fader.layout", const MyGUI::FloatCoord& texCoordOverride = MyGUI::FloatCoord(0,0,1,1));
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void update(float dt);
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void fadeIn(const float time);
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void fadeOut(const float time);
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void fadeTo(const int percent, const float time);
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void setFactor (float factor);
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void setRepeat(bool repeat);
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void queue(float time, float targetAlpha);
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bool isEmpty();
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void clearQueue();
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void notifyAlphaChanged(float alpha);
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void notifyOperationFinished();
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float getCurrentAlpha();
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private:
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void applyAlpha();
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float mCurrentAlpha;
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float mFactor;
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bool mRepeat; // repeat queued operations without removing them
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std::deque<FadeOp::Ptr> mQueue;
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};
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}
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#endif
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