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 typedef struct LineStream LineStream;
  20
  21 ColorPicker create_color_picker_from_rgba(Color color);
  22
  23 int color_picker_read_from_line_stream(ColorPicker *color_picker,
  24                                        LineStream *line_stream);
  25
  26 int color_picker_render(const ColorPicker *color_picker,
  27                         const Camera *camera);
  28 int color_picker_event(ColorPicker *color_picker,
  29                        const SDL_Event *event,
  30                        const Camera *camera,
  31                        int *selected);
  32
  33 Color color_picker_rgba(const ColorPicker *color_picker);
  34
  35 static inline
  36 int color_picker_drag(const ColorPicker *color_picker)
  37 {
  38     int result = 0;
  39
  40     for (int i = 0; i < COLOR_SLIDER_N; ++i) {
  41         result = result || color_picker->sliders[i].drag;
  42     }
  43
  44     return result;
  45 }
  46
  47 #endif  // COLOR_PICKER_H_