src/game/level/level_editor/color_picker.h

   1 #ifndef COLOR_PICKER_H_
   2 #define COLOR_PICKER_H_
   3
   4 #include <stdbool.h>
   5 #include "layer.h"
   6 #include "ui/slider.h"
   7
   8 typedef enum {
   9     COLOR_SLIDER_HUE = 0,
  10     COLOR_SLIDER_SAT,
  11     COLOR_SLIDER_LIT,
  12     COLOR_SLIDER_N
  13 } ColorPickerSlider;
  14
  15 typedef struct {
  16     Slider sliders[COLOR_SLIDER_N];
  17 } ColorPicker;
  18
  19
  20 ColorPicker create_color_picker_from_rgba(Color color);
  21
  22 int color_picker_render(const ColorPicker *color_picker,
  23                         const Camera *camera);
  24 int color_picker_event(ColorPicker *color_picker,
  25                        const SDL_Event *event,
  26                        const Camera *camera,
  27                        int *selected);
  28
  29 Color color_picker_rgba(const ColorPicker *color_picker);
  30
  31 static inline
  32 int color_picker_drag(const ColorPicker *color_picker)
  33 {
  34     int result = 0;
  35
  36     for (int i = 0; i < COLOR_SLIDER_N; ++i) {
  37         result = result || color_picker->sliders[i].drag;
  38     }
  39
  40     return result;
  41 }
  42
  43 #endif  // COLOR_PICKER_H_