pet_slider.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 TITANIC_PET_SLIDER_H
#define TITANIC_PET_SLIDER_H

#include "titanic/support/rect.h"
#include "titanic/support/string.h"
#include "titanic/core/game_object.h"

namespace Titanic {

enum SliderOrientation { ORIENTATION_HORIZONTAL = 1, ORIENTATION_VERTICAL = 2 };

class CPetControl;

class CPetSlider {
private:
    int _orientation;
    Rect _bounds;
    Rect _slidingRect;
    int _thumbWidth;
    int _thumbHeight;
    int _sliderOffset;
    bool _thumbFocused;
    Rect _dirtyArea;
private:
    Point getThumbCentroidPos() const;

    bool thumbContains(const Point &pt) const;

    Rect getThumbRect() const;

    int calcSliderOffset(const Point &pt) const;
protected:
    Point getBackgroundDrawPos();

    Point getThumbDrawPos();

    bool containsPt(const Point &pt) const { return _bounds.contains(pt); }
public:
    CPetSlider();
    virtual ~CPetSlider() {}

    virtual void setupBackground(const CString &name, CPetControl *petControl) {}

    virtual void setupThumb(const CString &name, CPetControl *petControl) {}

    virtual void setupBackground2(const CString &name, CPetControl *petControl) {}

    virtual void setupThumb2(const CString &name, CPetControl *petControl) {}

    virtual void reset(const CString &name) {}

    virtual void draw(CScreenManager *screenManager) {}

    virtual Rect clearDirtyArea();

    virtual bool checkThumb(const Point &pt);

    virtual bool resetThumbFocus();

    virtual bool MouseDragMoveMsg(const Point &pt);

    virtual bool MouseDragEndMsg(const Point &pt) { return true; }

    virtual bool MouseButtonUpMsg(const Point &pt);

    virtual bool proc13() { return false; }
    virtual bool proc14() { return false; }


    virtual bool contains(const Point &pt) const;

    virtual double getOffsetPixels() const;

    virtual void setSliderOffset(double offset);

    virtual void setOffsetPixels(int offset);

    void setOrientation(SliderOrientation orientation);

    void setBounds(const Rect &r) { _bounds = r; }

    void setSlidingBounds(const Rect &r) { _slidingRect = r; }

    void setThumbSize(const Point &pt) {
        _thumbWidth = pt.x;
        _thumbHeight = pt.y;
    }

    void translate(const Point &pt) {
        _bounds.translate(pt.x, pt.y);
        _slidingRect.translate(pt.x, pt.y);
    }

    void stepPosition(int direction);
};

class CPetSoundSlider : public CPetSlider {
public:
    CGameObject *_background;
    CGameObject *_thumb;
public:
    CPetSoundSlider() : CPetSlider(), _background(nullptr),
        _thumb(0) {}

    void setupBackground(const CString &name, CPetControl *petControl) override;

    void setupThumb(const CString &name, CPetControl *petControl) override;

    void setupBackground2(const CString &name, CPetControl *petControl) override;

    void setupThumb2(const CString &name, CPetControl *petControl) override;

    void draw(CScreenManager *screenManager) override;
};

} // End of namespace Titanic

#endif /* TITANIC_PET_SLIDER_H */