uislider.h

/*
===========================================================================
Copyright (C) 2024 the OpenMoHAA team
 
This file is part of OpenMoHAA source code.
 
OpenMoHAA source code 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.
 
OpenMoHAA source code 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 OpenMoHAA source code; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
===========================================================================
*/
 
#pragma once
 
typedef enum { SLIDER_FLOAT, SLIDER_INTEGER } slidertype_t;
 
class UISlider : public UIWidget {
    bool m_initialized;
    float m_minvalue;
    float m_maxvalue;
    int m_minx;
    int m_maxx;
    int m_arrow_width;
    float m_value;
    float m_oldvalue;
    float m_sliderwidth; // Note: this is actually the width of only the thumb, not the whole slider
    UIRect2D m_sliderregion;
    UIRect2D m_prev_arrow_region;
    UIRect2D m_next_arrow_region;
    slidertype_t m_slidertype;
    float m_stepsize;
    bool m_prev_arrow_depressed;
    bool m_next_arrow_depressed;
    bool m_thumb_depressed;
    UIReggedMaterial *m_bar_material;
    UIReggedMaterial *m_prev_arrow_material;
    UIReggedMaterial *m_next_arrow_material;
    UIReggedMaterial *m_thumbmaterial;
    UIReggedMaterial *m_prev_arrow_material_pressed;
    UIReggedMaterial *m_next_arrow_material_pressed;
    UIReggedMaterial *m_thumbmaterial_pressed;
 
public:
    CLASS_PROTOTYPE( UISlider );
 
private:
    void    setThumb( void );
    void    Pressed( Event *ev );
    void    Released( Event *ev );
    void    Increment( void );
    void    Decrement( void );
    void    AutoIncrement( Event *ev );
    void    AutoDecrement( Event *ev );
    void    MouseExited( Event *ev );
    void    MouseEntered( Event *ev );
    void    MouseDragged( Event *ev );
    void    LayoutSetRange( Event *ev );
    void    LayoutSetType( Event *ev );
    void    LayoutSetStep( Event *ev );
    void    LayoutSliderBGShader( Event *ev );
    void    LayoutSliderThumbShader( Event *ev );
    void    LayoutSliderLeftShader( Event *ev );
    void    LayoutSliderRightShader( Event *ev );
 
public:
    UISlider();
 
    void        Draw( void ) override;
    void        FrameInitialized( void ) override;
    qboolean    KeyEvent( int key, unsigned int time ) override;
    void        UpdateData( void ) override;
    void        UpdateUIElement( void ) override;
    void        setType( slidertype_t type );
    void        setRange( float min, float max );
    void        setStep( float value );
};