te_scrolling_layout.h

/* ScummVM - Graphic Adventure Engine
 *
 * ScummVM is the legal property of its developers, whose names
 * are too numerous to list here. Please refer to the COPYRIGHT
 * file distributed with this source distribution.
 *
 * 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 3 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, see <http://www.gnu.org/licenses/>.
 *
 */

#ifndef TETRAEDGE_TE_TE_SCROLLING_LAYOUT_H
#define TETRAEDGE_TE_TE_SCROLLING_LAYOUT_H

#include "tetraedge/te/te_animation.h"
#include "tetraedge/te/te_curve_anim2.h"
#include "tetraedge/te/te_layout.h"
#include "tetraedge/te/te_timer.h"
#include "tetraedge/te/te_signal.h"

namespace Tetraedge {

class TeScrollingLayout : public TeLayout {
public:
    TeScrollingLayout();
    virtual ~TeScrollingLayout();

    void setInertiaAnimationDuration(int duration) {
        _inertiaAnimationDuration = duration;
    }
    void setInertiaAnimationCurve(const Common::Array<float> &curve) {
        _inertiaAnimationCurve = curve;
    }
    void setAutoScrollDelay(uint val) {
        _autoScrollDelay = val;
    }
    void setAutoScrollLoop(int loop) {
        _autoScrollLoop = loop;
    }
    void setAutoScrollAnimation1Speed(float speed) {
        _autoScrollAnimation1Speed = speed;
    }
    void setAutoScrollAnimation2Speed(float speed) {
        _autoScrollAnimation2Speed = speed;
    }
    void setAutoScrollAnimation1Enabled(bool enabled) {
        _autoScrollAnimation1Enabled = enabled;
    }
    void setAutoScrollAnimation2Enabled(bool enabled) {
        _autoScrollAnimation2Enabled = enabled;
    }
    void setAutoScrollAnimation1Delay(int delay) {
        _autoScrollAnimation1Delay = delay;
    }
    void setAutoScrollAnimation2Delay(int delay) {
        _autoScrollAnimation2Delay = delay;
    }
    void setAutoScrollAnimation1Curve(const Common::Array<float> &curve) {
        _autoScrollAnimation1Curve = curve;
    }
    void setAutoScrollAnimation2Curve(const Common::Array<float> &curve) {
        _autoScrollAnimation2Curve = curve;
    }
    const TeVector3f32 &direction() const {
        return _direction;
    }
    void setDirection(const TeVector3f32 &dir) {
        _direction = dir;
    }
    void setMouseControl(bool val) {
        _mouseControl = val;
    }
    void setEnclose(bool val) {
        _enclose = val;
    }
    void setContentLayout(TeLayout *layout);
    void setSpeed(const TeVector3f32 &speed);

    bool onAutoScrollDelayTimer();
    bool onAutoScrollAnimation1DelayTimer();
    bool onAutoScrollAnimation2DelayTimer();
    bool onAutoScrollAnimation1Finished();
    bool onAutoScrollAnimation2Finished();
    bool onMouseMove(const Common::Point &pt);
    bool onSlideButtonDown();
    bool onMouseLeftUp(const Common::Point &pt);

    void playAutoScrollAnimation1();
    void playAutoScrollAnimation2();

    void resetScrollPosition();
    void playAutoScroll();
    TeVector3f32 scrollPosition();
    void setScrollPosition(const TeVector3f32 &newpos);

private:
    int _inertiaAnimationDuration;
    Common::Array<float> _inertiaAnimationCurve;
    TeCurveAnim2<TeScrollingLayout, TeVector3f32> _inertiaAnimation;

    int _autoScrollLoop;
    int _currentScrollLoopNo;

    uint _autoScrollDelay;
    TeTimer _autoScrollDelayTimer;

    float _autoScrollAnimation1Speed;
    float _autoScrollAnimation2Speed;
    bool _autoScrollAnimation1Enabled;
    bool _autoScrollAnimation2Enabled;
    int _autoScrollAnimation1Delay;
    int _autoScrollAnimation2Delay;
    TeTimer _autoScrollAnimation1Timer;
    TeTimer _autoScrollAnimation2Timer;
    Common::Array<float> _autoScrollAnimation1Curve;
    Common::Array<float> _autoScrollAnimation2Curve;
    TeCurveAnim2<TeScrollingLayout, TeVector3f32> _autoScrollAnimation1;
    TeCurveAnim2<TeScrollingLayout, TeVector3f32> _autoScrollAnimation2;

    TeVector3f32 _direction;
    TeVector3f32 _speed;
    TeTimer _scrollTimer;
    bool _mouseControl;
    bool _enclose;
    TeLayout *_contentLayout;
    TeVector3f32 _contentLayoutUserPos;

    TeVector2s32 _slideDownMousePos;
    float _mouseMoveThreshold;

    TeVector3f32 _lastMouseDownPos;
    bool _insideMouseThreshold;

    TeSignal0Param _posUpdatedSignal;
};

} // end namespace Tetraedge

#endif // TETRAEDGE_TE_TE_SCROLLING_LAYOUT_H