xiaoningsdiary/include/BgAnimations/mouseFollowerTest.h

/*  Copyright (C) 2009 Väinö Lappi <djap84@gmail.com>

    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.

*/
#ifndef MOUSEFOLLOWERTEST_H
#define MOUSEFOLLOWERTEST_H
//
#include <QThread>
#include <QMutex>
#include <QGraphicsScene>
#include <QPixmap>
#include <QGraphicsPixmapItem>
#include <QGraphicsTextItem>
#include "AnimationEngineAPI.h"

#define RUNNING_SPEED 20.0
#define ANIMATION_SPEED 100  //delay between frames in ms's (lower = faster)
#define RUNNING_ANIMATION_FRAMES 8
#define COLLITION_ANIMATION_FRAMES 5

//
class mouseFollowerTest : public QThread, public AnimationEngineAPI
{
Q_OBJECT
public:
        mouseFollowerTest();
        virtual ~mouseFollowerTest();
        void startAnimation(QGraphicsScene *targetGraphicsScene);
        void startAnimationPreview(QGraphicsScene *targetGraphicsScene);


        void stopAndCleanUp();

        QString getAnimationName();
        QString getAnimationBg();
        void refreshMouseCoordinates(int x, int y);
protected:
        void run();
private:
        //clouds
        QPixmap* iFollowerPixmap;
        QPixmap* iFollowerEmptyPixmap;      //When colliding, draw empty pixmap in iMouseFollower & collition animation in iMouseFollowerChaser
        QPixmap* iFollowerChaserLPixmap[RUNNING_ANIMATION_FRAMES];
        QPixmap* iFollowerChaserRPixmap[RUNNING_ANIMATION_FRAMES];
        QPixmap* iCollitionPixmap[COLLITION_ANIMATION_FRAMES];
        QGraphicsPixmapItem* iMouseFollower;
        QGraphicsPixmapItem* iMouseFollowerChaser;
        unsigned char iAnimIndex;
        char iAnimDirection;    //1 or -1
        bool iFirstCollition;
        bool iTimerReady;
        bool iStarted;
        QGraphicsScene* iTargetScene;
        QMutex iRunningMux;     //just to keep track when thread is running.
        QGraphicsTextItem *iPreviewMsg;
private slots:
/*
 * Routing graphics updates through Qts signaling queue so they will be handled by the GUI thread
 */
        void updateGraphics();
signals:
        void sigUpdateGraphics();
};
#endif

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