src/game/level/level_editor/rect_layer.h

   1 #ifndef RECT_LAYER_H_
   2 #define RECT_LAYER_H_
   3
   4 #include "layer.h"
   5 #include "game/level/action.h"
   6 #include "ui/cursor.h"
   7 #include "dynarray.h"
   8 #include "color_picker.h"
   9 #include "ui/edit_field.h"
  10
  11 typedef struct RectLayer RectLayer;
  12
  13 typedef enum {
  14     RECT_LAYER_IDLE = 0,
  15     RECT_LAYER_CREATE,
  16     RECT_LAYER_RESIZE,
  17     RECT_LAYER_MOVE,
  18     RECT_LAYER_ID_RENAME,
  19     RECT_LAYER_RECOLOR,
  20     RECT_LAYER_SUBTRACT
  21 } RectLayerState;
  22
  23 struct RectLayer {
  24     RectLayerState state;
  25     int resize_mask;
  26     Dynarray ids;
  27     Dynarray rects;
  28     Dynarray colors;
  29     Dynarray actions;
  30     ColorPicker color_picker;
  31     Vec2f create_begin;
  32     Vec2f create_end;
  33     int selection;
  34     Vec2f move_anchor;          // The mouse offset from the left-top
  35                                 // corner of the rect during moving it
  36     Edit_field id_edit_field;
  37     Color inter_color;
  38     Rect inter_rect;
  39     int id_name_counter;
  40     const char *id_name_prefix;
  41     Cursor *cursor;
  42
  43     int snapping_enabled;
  44     int subtract_enabled;
  45 };
  46
  47 LayerPtr rect_layer_as_layer(RectLayer *layer);
  48 // NOTE: create_rect_layer and create_rect_layer_from_line_stream does
  49 // not own id_name_prefix
  50
  51 RectLayer *create_rect_layer(Memory *memory,
  52                              const char *id_name_prefix,
  53                              Cursor *cursor);
  54 void rect_layer_load(RectLayer *rect_layer, Memory *memory, String *input);
  55
  56 static inline
  57 void destroy_rect_layer(RectLayer layer)
  58 {
  59     free(layer.ids.data);
  60     free(layer.rects.data);
  61     free(layer.colors.data);
  62     free(layer.actions.data);
  63 }
  64
  65
  66 int rect_layer_render(const RectLayer *layer, const Camera *camera, int active);
  67 int rect_layer_event(RectLayer *layer,
  68                      const SDL_Event *event,
  69                      const Camera *camera,
  70                      UndoHistory *undo_history);
  71
  72 int rect_layer_dump_stream(const RectLayer *layer, FILE *filedump);
  73
  74 size_t rect_layer_count(const RectLayer *layer);
  75 const Rect *rect_layer_rects(const RectLayer *layer);
  76 const Color *rect_layer_colors(const RectLayer *layer);
  77 const char *rect_layer_ids(const RectLayer *layer);
  78 const Action *rect_layer_actions(const RectLayer *layer);
  79
  80 #endif  // RECT_LAYER_H_