/** 更新各种图形元素的显示 */
static void LCUIDisplay_Update(void)
{
int i, n, j, m;
LCUI_Rect *p_rect;
SurfaceRecord *p_sr;
LCUI_DirtyRectList rlist;
LCUI_PaintContext paint;
DirtyRectList_Init( &rlist );
n = LinkedList_GetTotal( &display.surfaces );
/* 遍历当前的 surface 记录列表 */
for( i=0; i<n; ++i ) {
LinkedList_Goto( &display.surfaces, i );
p_sr = (SurfaceRecord*)
LinkedList_Get( &display.surfaces );
if( !p_sr->widget || !p_sr->surface
|| !Surface_IsReady(p_sr->surface) ) {
continue;
}
/* 更新表面 */
Surface_Update( p_sr->surface );
/* 收集无效区域记录 */
Widget_ProcInvalidArea( p_sr->widget, &rlist );
m = LinkedList_GetTotal( &rlist );
DEBUG_MSG("proc invalid area, m = %d\n", m);
LinkedList_Goto( &rlist, 0 );
/* 在 surface 上逐个重绘无效区域 */
for( j=0; j<m; ++j ) {
p_rect = (LCUI_Rect*)LinkedList_Get( &rlist );
paint = Surface_BeginPaint( p_sr->surface, p_rect );
DEBUG_MSG( "[%s]: render rect: (%d,%d,%d,%d), %d\n", p_sr->widget->type, paint->rect.left, paint->rect.top, paint->rect.w, paint->rect.h, j );
Widget_Render( p_sr->widget, paint );
Surface_EndPaint( p_sr->surface, paint );
LinkedList_Delete( &rlist );
}
if( m > 0 ) {
Surface_Present( p_sr->surface );
}
}
LinkedList_Destroy( &rlist );
}
/** 更新各种图形元素的显示 */
static void LCUIDisplay_Update(void)
{
LinkedList rlist;
SurfaceRecord *p_sr;
LinkedListNode *sn, *rn;
LCUI_PaintContext paint;
LinkedList_Init( &rlist );
/* 遍历当前的 surface 记录列表 */
for( LinkedList_Each( sn, &display.surfaces ) ) {
p_sr = sn->data;
if( !p_sr->widget || !p_sr->surface
|| !Surface_IsReady(p_sr->surface) ) {
continue;
}
Surface_Update( p_sr->surface );
/* 收集无效区域记录 */
Widget_ProcInvalidArea( p_sr->widget, &rlist );
/* 在 surface 上逐个重绘无效区域 */
for( LinkedList_Each( rn, &rlist ) ) {
paint = Surface_BeginPaint( p_sr->surface, rn->data );
if( !paint ) {
continue;
}
DEBUG_MSG( "[%s]: render rect: (%d,%d,%d,%d)\n",
p_sr->widget->type, paint->rect.left,
paint->rect.top, paint->rect.w, paint->rect.h );
Widget_Render( p_sr->widget, paint );
if( display.show_rect_border ) {
DrawBorder( paint );
}
Surface_EndPaint( p_sr->surface, paint );
}
if( rlist.length > 0 ) {
Surface_Present( p_sr->surface );
}
RectList_Clear( &rlist );
}
RectList_Clear( &rlist );
}
