/** 创建一个事件容器实例 */
LCUI_EventBox $(Create)(void)
{
LCUI_EventBox box;
box = NEW_ONE(struct LCUI_EventBoxRec_);
box->event_id = 100;
box->handler_id = 100;
box->current = 0;
RBTree_Init( &box->event_slot );
RBTree_Init( &box->event_name );
RBTree_Init( &box->event_handler );
RBTree_Init( &box->used_evnet_id );
RBTree_OnJudge( &box->event_name, CompareEventName );
RBTree_OnDestroy( &box->event_handler, DestroyEventHandler );
RBTree_OnDestroy( &box->event_slot, DestroyEventSlot );
RBTree_SetDataNeedFree( &box->event_handler, 0 );
RBTree_SetDataNeedFree( &box->event_name, 0 );
RBTree_SetDataNeedFree( &box->used_evnet_id, 0 );
LinkedList_Init( &box->events[0], sizeof(LCUI_Event) );
LinkedList_Init( &box->events[1], sizeof(LCUI_Event) );
LinkedList_SetDataNeedFree( &box->events[0], 1 );
LinkedList_SetDataNeedFree( &box->events[1], 1 );
LinkedList_SetDestroyFunc( &box->events[0], DestroyEvent );
LinkedList_SetDestroyFunc( &box->events[1], DestroyEvent );
return box;
}
LCUI_API LCUI_FontBMP*
FontLIB_AddFontBMP( wchar_t char_code, int font_id,
int pixel_size, LCUI_FontBMP *fontbmp )
{
LCUI_FontBMP *bmp_cache;
LCUI_RBTree *tree_font, *tree_bmp;
if( !fontlib.is_inited ) {
return NULL;
}
/* 获取字符的字体信息集 */
tree_font = (LCUI_RBTree*)
RBTree_GetData( &fontlib.bitmap_cache, char_code );
if( !tree_font ) {
tree_font = (LCUI_RBTree*)malloc( sizeof(LCUI_RBTree) );
if( !tree_font ) {
return NULL;
}
RBTree_Init( tree_font );
RBTree_SetDataNeedFree( tree_font, TRUE );
RBTree_OnDestroy( tree_font, FontLIB_DestroyTreeNode );
RBTree_Insert( &fontlib.bitmap_cache, char_code, tree_font );
}
/* 当字体ID不大于0时，使用内置字体 */
if( font_id <= 0 ) {
font_id = fontlib.incore_font->id;
}
/* 获取相应字体样式标识号的字体位图库 */
tree_bmp = (LCUI_RBTree*)RBTree_GetData( tree_font, font_id );
if( !tree_bmp ) {
tree_bmp = (LCUI_RBTree*)malloc( sizeof(LCUI_RBTree) );
if( !tree_bmp ) {
return NULL;
}
RBTree_Init( tree_bmp );
RBTree_OnDestroy( tree_bmp, FontLIB_DestroyFontBitmap );
RBTree_SetDataNeedFree( tree_bmp, TRUE );
RBTree_Insert( tree_font, font_id, tree_bmp );
}
/* 在字体位图库中获取指定像素大小的字体位图 */
bmp_cache = (LCUI_FontBMP*)RBTree_GetData( tree_bmp, pixel_size );
if( !bmp_cache ) {
bmp_cache = (LCUI_FontBMP*)malloc( sizeof(LCUI_FontBMP) );
if( !bmp_cache ) {
return NULL;
}
RBTree_Insert( tree_bmp, pixel_size, bmp_cache );
}
/* 拷贝数据至该空间内 */
memcpy( bmp_cache, fontbmp, sizeof(LCUI_FontBMP) );
return bmp_cache;
}
void FontLIB_Init( void )
{
if( fontlib.is_inited ) {
return;
}
RBTree_Init( &fontlib.bitmap_cache );
RBTree_Init( &fontlib.info_cache );
RBTree_OnDestroy( &fontlib.bitmap_cache, FontLIB_DestroyTreeNode );
RBTree_SetDataNeedFree( &fontlib.bitmap_cache, TRUE );
RBTree_SetDataNeedFree( &fontlib.info_cache, TRUE );
#ifdef LCUI_FONT_ENGINE_FREETYPE
/* 当初始化库时发生了一个错误 */
if( FT_Init_FreeType(&fontlib.library) ) {
_DEBUG_MSG("failed to initialize.\n");
return;
}
#else
fontlib.library = NULL;
#endif
fontlib.is_inited = TRUE;
}
