updated font asset handling

src/corelib/assets.c

@@ -53,10 +53,13 @@ TTF_Font* load_font(const char* file, int size) {
 		.type = RESOURCETYPE_FONT,
 		.hash = hashstr(file),
 		.name = calloc(len+1, sizeof(char)),
+		.font = {
+			.size = size,
 			.font = TTF_OpenFont(file, size)
+		}
 	};
 	strcpy(res.name, file);
-	return insert_asset(&res)->font;
+	return insert_asset(&res)->font.font;
 }
 
 SDL_Texture* get_texture(const char* file) {
@@ -68,6 +71,19 @@ SDL_Texture* get_texture(const char* file) {
 	}
 }
 
+TTF_Font* get_font(const char *file, int size) {
+	uint32_t hash = hashstr(file);
+	for(resource_t* res = g_assets; res != g_assets_endptr; ++res) {
+		if(res->hash == hash
+			&& strcmp(res->name, file) == 0
+			&& res->type == RESOURCETYPE_FONT
+			&& res->font.size == size) {
+			return res->font.font;
+		}
+	}
+	return load_font(file, size);
+}
+
 resource_t* get_asset(const char* file) {
 	uint32_t hash = hashstr(file);
 	for(resource_t* res = g_assets; res != g_assets_endptr; ++res) {
@@ -88,7 +104,7 @@ void _delete_referenced_asset(resource_t* res) {
 		SDL_DestroyTexture(res->texture);
 		break;
 	case RESOURCETYPE_FONT:
-		TTF_CloseFont(res->font);
+		TTF_CloseFont(res->font.font);
 		break;
 	case RESOURCETYPE_ARBITRARY:
 		res->arbitrary_type.deleter(res->arbitrary_type.memory);

src/corelib/assets.h

@@ -25,7 +25,10 @@ typedef struct resource_t {
 	char* name;
 	union {
 		SDL_Texture* texture;
+		struct {
+			int size;
 			TTF_Font* font;
+		} font;
 		struct {
 			void* memory;
 			deleter_t deleter;