world_of_cow/ui.h

#ifndef  __UI
#define __UI
#include "vec.h"

typedef struct _ui_position {
    vec3 relative;
    vec3 absolute;
} ui_pos;

typedef struct _ui_slider {
    ui_pos position;
    /* x - width, y - height, z - middle circle radius */
    vec3 size;
    float value; // Value will always range between 0 and 1
} ui_slider;

void ui_slider_draw(ui_slider* s);
char ui_slider_mouse_over(ui_slider* s, int mouseX, int mouseY);
void ui_slider_onclick(ui_slider* s, int mouseX, int mouseY);

#endif