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 } RectLayerState;
  21
  22 struct RectLayer {
  23     RectLayerState state;
  24     int resize_mask;
  25     Dynarray ids;
  26     Dynarray rects;
  27     Dynarray colors;
  28     Dynarray actions;
  29     ColorPicker color_picker;
  30     Vec2f create_begin;
  31     Vec2f create_end;
  32     int selection;
  33     Vec2f move_anchor;          // The mouse offset from the left-top
  34                                 // corner of the rect during moving it
  35     Edit_field id_edit_field;
  36     Color inter_color;
  37     Rect inter_rect;
  38     int id_name_counter;
  39     const char *id_name_prefix;
  40     Cursor *cursor;
  41
  42     int snapping_enabled;
  43 };
  44
  45 LayerPtr rect_layer_as_layer(RectLayer *layer);
  46 // NOTE: create_rect_layer and create_rect_layer_from_line_stream does
  47 // not own id_name_prefix
  48
  49 RectLayer *create_rect_layer_from_memory(Memory *memory,
  50                                          const char *id_name_prefix,
  51                                          Cursor *cursor);
  52 void rect_layer_load(RectLayer *rect_layer, Memory *memory, String *input);
  53
  54 static inline
  55 void destroy_rect_layer(RectLayer layer)
  56 {
  57     free(layer.ids.data);
  58     free(layer.rects.data);
  59     free(layer.colors.data);
  60     free(layer.actions.data);
  61 }
  62
  63
  64 int rect_layer_render(const RectLayer *layer, const Camera *camera, int active);
  65 int rect_layer_event(RectLayer *layer,
  66                      const SDL_Event *event,
  67                      const Camera *camera,
  68                      UndoHistory *undo_history);
  69
  70 int rect_layer_dump_stream(const RectLayer *layer, FILE *filedump);
  71
  72 size_t rect_layer_count(const RectLayer *layer);
  73 const Rect *rect_layer_rects(const RectLayer *layer);
  74 const Color *rect_layer_colors(const RectLayer *layer);
  75 const char *rect_layer_ids(const RectLayer *layer);
  76 const Action *rect_layer_actions(const RectLayer *layer);
  77
  78 #endif  // RECT_LAYER_H_