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;
}
/** 添加已被按下的按键 */
void LCUIKeyboard_HitKey(int key_code)
{
clock_t ct;
KeyStateNode node;
LCUIMutex_Lock(&self.mutex);
ct = clock() * 1000 / CLOCKS_PER_SEC;
node = RBTree_GetData(&self.state_tree, key_code);
if (!node) {
node = NEW(KeyStateNodeRec, 1);
node->interval_time = -1;
node->hit_time = ct;
node->state = LCUI_KSTATE_PRESSED;
RBTree_Insert(&self.state_tree, key_code, node);
LCUIMutex_Unlock(&self.mutex);
return;
}
if (node->state == LCUI_KSTATE_RELEASE) {
node->state = LCUI_KSTATE_PRESSED;
/* 记录与上次此键被按下时的时间间隔 */
node->interval_time = ct - node->hit_time;
/* 记录本次此键被按下时的时间 */
node->hit_time = ct;
}
LCUIMutex_Unlock(&self.mutex);
}
static int $($RegisterEvent)( LCUI_EventBox box, const char *event_name, int id )
{
LCUI_RBTreeNode *node;
LCUI_EventSlot *slot;
/* 查找事件槽记录 */
if( node = RBTree_CustomSearch(
&box->event_name, (const void*)event_name
) ) {
return -1;
}
if( node = RBTree_Search( &box->used_evnet_id, id ) ) {
return -2;
}
/* 新建一个事件槽 */
slot = NEW_ONE(LCUI_EventSlot);
slot->name = (char*)malloc(sizeof(char)*(strlen(event_name)+1));
slot->id = id;
strcpy( slot->name, event_name );
LinkedList_Init( &slot->handlers, sizeof(LCUI_EventHandler) );
/* 添加事件槽记录 */
RBTree_Insert( &box->event_slot, slot->id, slot );
/* 添加事件名记录 */
node = RBTree_CustomInsert(
&box->event_name, (const void*)event_name, &slot->name
);
/* 结点的 key 就是事件槽的 id */
node->key = slot->id;
return 0;
}
/** 绑定指定ID的事件 */
int $(BindById)( LCUI_EventBox box, int event_id, EventCallBack func,
void *func_data, void (*destroy_data)(void*) )
{
LCUI_RBTreeNode *node;
LCUI_EventSlot *slot;
LCUI_EventHandler *handler;
void *data;
node = RBTree_Search( &box->event_slot, event_id );
if( !node ) {
return -1;
}
slot = (LCUI_EventSlot*)node->data;
handler = NEW_ONE(LCUI_EventHandler);
DEBUG_MSG("eventbox: %p, handler_id: %d\n", box, box->handler_id);
handler->id = ++box->handler_id;
handler->func = func;
handler->func_data = func_data;
handler->destroy_data = destroy_data;
LinkedList_Append( &slot->handlers, handler );
/* 将int类型的值转换成void×类型的值 */
data = &slot->id;
data = *(void**)data;
RBTree_Insert( &box->event_handler, handler->id, data );
return handler->id;
}
/** 注册事件，指定事件名称和ID */
int $(RegisterEventWithId)( LCUI_EventBox box, const char *event_name, int id )
{
/** 如果该ID已经被使用 */
if( RBTree_Search( &box->used_evnet_id, id ) ) {
return -1;
}
RBTree_Insert( &box->used_evnet_id, id, NULL );
return $($RegisterEvent)( box, event_name, id );
}
/** 添加字体族，并返回该字族的ID */
static int FontLIB_AddFontInfo( const char *family_name,
const char *style_name,
const char *filepath,
FT_Face face )
{
LCUI_FontInfo *info;
info = (LCUI_FontInfo*)malloc( sizeof(LCUI_FontInfo) );
info->id = ++fontlib.count;
strncpy( info->family_name, family_name, NAME_MAX_LEN );
strncpy( info->style_name, style_name, NAME_MAX_LEN );
strncpy( info->filepath, filepath, PATH_MAX_LEN );
info->face = face;
RBTree_Insert( &fontlib.info_cache, info->id, info );
return info->id;
}
/** 绑定指定ID的事件 */
int $(BindById)( LCUI_EventBox box, int event_id, EventCallBack func,
void *func_data, void (*destroy_data)(void*) )
{
LCUI_RBTreeNode *node;
LCUI_EventSlot *slot;
LCUI_EventHandler *handler;
node = RBTree_Search( &box->event_slot, event_id );
if( !node ) {
return -1;
}
slot = (LCUI_EventSlot*)node->data;
handler = NEW_ONE(LCUI_EventHandler);
handler->id = ++box->handler_id;
handler->func = func;
handler->func_data = func_data;
handler->destroy_data = destroy_data;
LinkedList_AddData( &slot->handlers, handler );
RBTree_Insert(
&box->event_handler, handler->id, (void*)(slot->id)
);
return handler->id;
}
