ScrollBar.h

/*
 * Copyright 2010-2014 OpenXcom Developers.
 *
 * This file is part of OpenXcom.
 *
 * OpenXcom 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.
 *
 * OpenXcom 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 OpenXcom.  If not, see <http://www.gnu.org/licenses/>.
 */
#ifndef OPENXCOM_SCROLLBAR_H
#define OPENXCOM_SCROLLBAR_H

#include "../Engine/InteractiveSurface.h"

namespace OpenXcom
{

class TextList;

class ScrollBar : public InteractiveSurface
{
private:
    TextList *_list;
    Uint8 _color;
    bool _pressed, _contrast;
    Surface *_track, *_thumb;
    SDL_Rect _thumbRect;
    int _offset;
    Surface *_bg;
    void drawTrack();
    void drawThumb();
public:
    ScrollBar(int width, int height, int x = 0, int y = 0);
    ~ScrollBar();
    void setX(int x);
    void setY(int y);
    void setHeight(int height);
    void setColor(Uint8 color);
    Uint8 getColor() const;
    void setHighContrast(bool contrast);
    void setTextList(TextList *list);
    void setBackground(Surface *bg);
    void setPalette(SDL_Color *colors, int firstcolor = 0, int ncolors = 256);
    void blit(Surface *surface);
    void handle(Action *action, State *state);
    void mousePress(Action *action, State *state);
    void mouseRelease(Action *action, State *state);
    void draw();
};

}

#endif