/** 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;
}
static void AsyncLoadImage( LCUI_Widget widget, const char *path )
{
ImageCache cache;
LCUI_Task task = {0};
LCUI_Style *s = &widget->cached_style->sheet[key_background_image];
if( !is_inited ) {
RBTree_Init( &images );
RBTree_Init( &refs );
RBTree_OnJudge( &refs, OnCompareWidget );
RBTree_OnJudge( &images, OnComparePath );
RBTree_OnDestroy( &refs, free );
RBTree_OnDestroy( &images, OnDestroyCache );
is_inited = TRUE;
}
if( s->is_valid && s->type == SVT_STRING ) {
cache = RBTree_CustomGetData( &images, s->string );
if( cache ) {
DelRef( widget, cache );
}
}
cache = RBTree_CustomGetData( &images, path );
if( cache ) {
AddRef( widget, cache );
Graph_Quote( &widget->computed_style.background.image,
&cache->image, NULL );
Widget_AddTask( widget, WTT_BODY );
return;
}
task.func = ExecLoadImage;
task.arg[0] = widget;
task.arg[1] = strdup( path );
LCUI_AddTask( &task );
}
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 LCUI_InitKeyboard(void)
{
LCUIMutex_Init(&self.mutex);
RBTree_Init(&self.state_tree);
RBTree_OnDestroy(&self.state_tree, free);
LCUI_BindEvent(LCUI_KEYDOWN, OnKeyboardEvent, NULL, NULL);
LCUI_BindEvent(LCUI_KEYUP, OnKeyboardEvent, NULL, NULL);
}
void LCUIWidget_InitRenderer( void )
{
RBTree_Init( &self.groups );
RBTree_OnCompare( &self.groups, OnCompareGroup );
RBTree_OnDestroy( &self.groups, OnDestroyGroup );
LinkedList_Init( &self.rects );
self.active = TRUE;
}
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;
}
