static void Exec_Update_PictureBox(LCUI_Widget *widget)
/* 功能：更新PictureBox部件 */
{
LCUI_Pos pos;
LCUI_PictureBox *pic_box;
LCUI_Graph graph, *p;
//printf("Exec_Update_PictureBox(): start\n");
pos = Pos(0,0);
Graph_Init(&graph);
pic_box = (LCUI_PictureBox*)Get_Widget_PrivData(widget);
//print_widget_info(widget);
//Print_Graph_Info(&widget->graph);
//Print_Graph_Info(pic_box->image);
//printf("Exec_Update_PictureBox(): 1\n");
if(! Graph_Valid(pic_box->image)) return;
//printf("Exec_Update_PictureBox(): widget size: w: %d, h: %d\n", widget->size.w, widget->size.h);
//printf("Exec_Update_PictureBox(): read box: %d,%d,%d,%d\n",
//pic_box->read_box.x, pic_box->read_box.y,
//pic_box->read_box.width, pic_box->read_box.height);
switch(pic_box->size_mode) {
case SIZE_MODE_BLOCK_ZOOM:
case SIZE_MODE_ZOOM:
/* 裁剪图像 */
if(pic_box->scale == 1.00) p = pic_box->image;
else p = &pic_box->buff_graph;
if(! Graph_Valid(p)) {
//printf("! Graph_Valid(p)\n");
return;
}
pos.x = (widget->size.w - pic_box->read_box.width)/2.0;
pos.y = (widget->size.h - pic_box->read_box.height)/2.0;
/* 引用图像中指定区域的图形 */
Quote_Graph(&graph, p, pic_box->read_box);
break;
case SIZE_MODE_NORMAL:/* 正常模式 */
Quote_Graph(&graph, pic_box->image, pic_box->read_box);
break;
case SIZE_MODE_STRETCH:/* 拉伸模式 */
/* 开始缩放图片 */
Graph_Zoom( pic_box->image, &graph, CUSTOM, widget->size );
break;
case SIZE_MODE_TILE:/* 平铺模式 */
Graph_Tile( pic_box->image, &graph, widget->size.w, widget->size.h);
break;
case SIZE_MODE_CENTER:
/* 判断图像的尺寸是否小于图片盒子的尺寸，并计算坐标位置 */
if(pic_box->image->width < widget->size.w) {
pic_box->read_box.x = 0;
pic_box->read_box.width = pic_box->image->width;
pos.x = (widget->size.w - pic_box->image->width)/2 + 0.5;
}
if(pic_box->image->height < widget->size.h) {
pos.y = (widget->size.h - pic_box->image->height)/2 + 0.5;
pic_box->read_box.y = 0;
pic_box->read_box.height = pic_box->image->height;
}
if(pic_box->read_box.y + pic_box->read_box.height >= pic_box->image->height)
/* 如果读取区域的尺寸大于图片尺寸 */
pic_box->read_box.y = pic_box->image->height - pic_box->read_box.height;
if(pic_box->read_box.x + pic_box->read_box.width >= pic_box->image->width)
pic_box->read_box.x = pic_box->image->width - pic_box->read_box.width;
Quote_Graph(&graph, pic_box->image, pic_box->read_box);
break;
default :
break;
}
// 用于调试
//printf("Exec_Update_PictureBox(): read box: %d,%d,%d,%d; %d/%d, %d/%d\n",
//pic_box->read_box.x, pic_box->read_box.y,
//pic_box->read_box.width, pic_box->read_box.height,
//pic_box->read_box.x + pic_box->read_box.width, pic_box->buff_graph.width,
//pic_box->read_box.y + pic_box->read_box.height, pic_box->buff_graph.height);
if(!Graph_Valid(&widget->background_image)) {
Graph_Replace(&widget->graph, &graph, pos);
} else {
Graph_Mix(&widget->graph, &graph, pos);
}
Graph_Free(&graph);
//printf("scale: %.4f\n", pic_box->scale);
//printf("Exec_Update_PictureBox(): end\n");
Refresh_Widget(widget);
}
void
TextLayer_Draw( LCUI_Widget *widget, LCUI_TextLayer *layer, int mode )
/* 将文本图层绘制到目标部件的图层上 */
{
LCUI_Rect area;
LCUI_Pos pos;
BOOL draw_all = FALSE;
int i, j, n, rows, size;
LCUI_RGB color;
LCUI_Graph slot;
LCUI_CharData *p_data;
Text_RowData *p_row;
//clock_t start;
//start = clock();
//printf("TextLayer_Draw(): enter\n");
/* 如果文本缓存区内有数据 */
if( layer->need_proc_buff ) {
__TextLayer_Text( layer );
layer->need_proc_buff = FALSE;
}
/* 如果需要滚动图层 */
if( layer->need_scroll_layer ) {
/* 根据之前记录的偏移坐标，刷新文本图层 */
__TextLayer_OldArea_Erase( widget, layer );
draw_all = TRUE;
layer->need_scroll_layer = FALSE;
}
//nobuff_printf("1, use time: %ld\n", clock() - start );
//start = clock();
Graph_Init( &slot );
/* 先处理需要清空的区域 */
n = Queue_Get_Total( &layer->clear_area );
for(i=0; i<n; ++i) {
RectQueue_Get( &area, 0 , &layer->clear_area );
area.x += layer->offset_pos.x;
area.y += layer->offset_pos.y;
Queue_Delete( &layer->clear_area, 0 );
Quote_Graph( &slot, &widget->graph, area );
/* 将该区域的alpha通道填充为0 */
Graph_Fill_Alpha( &slot, 0 );
Add_Widget_Refresh_Area( widget, area );
//printf("refresh area: %d,%d,%d,%d\n",
//area.x, area.y, area.width, area.height);
}
//nobuff_printf("2, use time: %ld\n", clock() - start );
//start = clock();
/* 开始绘制文本位图至目标图层上 */
rows = Queue_Get_Total( &layer->rows_data );
for(pos.y=layer->offset_pos.y,i=0; i<rows; ++i) {
p_row = Queue_Get( &layer->rows_data, i );
if( !p_row ) {
continue;
}
n = Queue_Get_Total( &p_row->string );
/* 如果当前字的位图的Y轴跨距不在有效绘制区域内 */
if( pos.y + p_row->max_size.h <= 0 ) {
pos.y += p_row->max_size.h;
continue;
}
for(pos.x=layer->offset_pos.x,j=0; j<n; ++j) {
/* 如果设置了屏蔽符 */
p_data = Queue_Get( &p_row->string, j );
if( !p_data ) {
continue;
}
if( layer->password_char.char_code > 0 ) {
layer->password_char.need_update = p_data->need_update;
p_data = &layer->password_char;
}
/* 如果当前字的位图的X轴跨距不在有效绘制区域内 */
if( pos.x + p_data->bitmap.advance.x <= 0) {
pos.x += p_data->bitmap.advance.x;
continue;
}
/* 获取该字体位图的大致尺寸 */
if( p_data->data ) {
size = p_data->data->pixel_size;
size += 2;
color = p_data->data->fore_color;
} else {
size = layer->default_data.pixel_size + 2;
color = layer->default_data.fore_color;
}
/* 如果字体位图已标记更新，则绘制它 */
if( p_data->need_update || draw_all ) {
//nobuff_printf("get, pos: %d, char_ptr: %p, char: %c, draw\n",
// i, p_data, p_data->char_code );
p_data->need_update = FALSE;
/* 计算区域范围 */
area.x = pos.x + p_data->bitmap.left;
area.y = pos.y + p_row->max_size.h-1;
area.y -= p_data->bitmap.top;
area.height = p_data->bitmap.rows;
area.width = p_data->bitmap.width;
/* 贴上字体位图 */
FontBMP_Mix( &widget->graph, Pos(area.x, area.y),
&p_data->bitmap, color, mode );
/* 记录该区域，以刷新显示到屏幕上 */
Add_Widget_Refresh_Area( widget, area );
}
pos.x += p_data->bitmap.advance.x;
if( pos.x > widget->size.w ) {
break;
}
}
pos.y += p_row->max_size.h;
if( pos.y > widget->size.h ) {
break;
}
}
//nobuff_printf("3, use time: %ld\n", clock() - start );
//printf("TextLayer_Draw(): quit\n");
}
void
TextLayer_Draw( LCUI_Widget *widget, LCUI_TextLayer *layer, int mode )
/* 绘制文本图层 */
{
LCUI_Rect area;
LCUI_Pos pos;
int i, j, n, rows, size;
LCUI_RGB color;
LCUI_Graph slot;
LCUI_CharData *p_data;
Text_RowData *p_row;
Graph_Init( &slot );
n = Queue_Get_Total( &layer->clear_area );
for(i=0; i<n; ++i) {
RectQueue_Get( &area, 0 , &layer->clear_area );
Queue_Delete( &layer->clear_area, 0 );
Quote_Graph( &slot, &widget->graph, area );
/* 将该区域的alpha通道填充为0 */
Graph_Fill_Alpha( &slot, 0 );
Add_Widget_Refresh_Area( widget, area );
}
/* 开始粘贴文本位图 */
rows = Queue_Get_Total( &layer->rows_data );
for(pos.y=0,i=0; i<rows; ++i) {
p_row = Queue_Get( &layer->rows_data, i );
n = Queue_Get_Total( &p_row->string );
pos.x = 0;
//
//if( p_row->pos.y != pos.y ) {
// RectQueue_Add( &layer->clear_area, Rect(pos.x, pos.y,
// p_row->max_size.w, p_row->max_size.h) );
// p_row->pos.y = pos.y;
//}
for(j=0; j<n; ++j) {
p_data = Queue_Get( &p_row->string, j );
if( p_data->data != NULL ) {
//if( p_data->data->pixel_size > 0 ) {
size = p_data->data->pixel_size;
//} else {
// size = layer->default_data.pixel_size;
//}
size += 2;
//if( p_data->data->_fore_color ) {
color = p_data->data->fore_color;
//} else {
// color = layer->default_data.fore_color;
//}
} else {
size = layer->default_data.pixel_size + 2;
color = layer->default_data.fore_color;
}
pos.x += p_data->bitmap.left;
if( p_data->need_update ) {
p_data->need_update = FALSE;
area = Rect(pos.x, pos.y, size, size);
/* 贴上字体位图 */
FontBMP_Mix( &widget->graph, Pos( pos.x,
pos.y + p_row->max_size.h-1 - p_data->bitmap.top),
&p_data->bitmap, color, mode );
Add_Widget_Refresh_Area( widget, area );
}
pos.x += p_data->bitmap.width;
}
pos.y += p_row->max_size.h;
}
}
static void
__TextLayer_OldArea_Erase( LCUI_Widget *widget, LCUI_TextLayer *layer )
/*
* 功能：擦除文本图层的老区域
* 说明：根据记录的旧偏移坐标，刷新部件区域内的文字所在区域。
* */
{
static int i, j, x, y, rows, len;
static LCUI_Graph slot;
static Text_RowData *row_ptr;
static LCUI_CharData *char_ptr;
static LCUI_Rect area;
Graph_Init( &slot );
rows = Queue_Get_Total( &layer->rows_data );
for(y=layer->old_offset_pos.y,i=0; y<0 && i<rows; ++i) {
row_ptr = Queue_Get( &layer->rows_data, i );
if( !row_ptr ) {
continue;
}
if( y + row_ptr->max_size.h >= 0 ) {
break;
}
y += row_ptr->max_size.h;
}
for(; i<rows; ++i) {
row_ptr = Queue_Get( &layer->rows_data, i );
if( !row_ptr ) {
continue;
}
len = Queue_Get_Total( &row_ptr->string );
for(x=layer->old_offset_pos.x,j=0; x<0 && j<len; ++j) {
char_ptr = Queue_Get( &row_ptr->string, j );
if( !char_ptr ) {
continue;
}
if( x+char_ptr->bitmap.advance.x >= 0 ) {
break;
}
x += char_ptr->bitmap.advance.x;
}
area.height = layer->default_data.pixel_size+2;
for( ; j<len; ++j ) {
char_ptr = Queue_Get( &row_ptr->string, j );
if( !char_ptr ) {
continue;
}
area.y = row_ptr->max_size.h-1;
area.y -= char_ptr->bitmap.top;
if( area.y + char_ptr->bitmap.rows > area.height ) {
area.height = area.y + char_ptr->bitmap.rows;
}
x += char_ptr->bitmap.advance.x;
if( x > widget->size.w ) {
break;
}
}
area.x = 0;
area.y = y;
area.width = x;
/* 引用部件图层中的区域 */
Quote_Graph( &slot, &widget->graph, area );
/* 将该区域的alpha通道填充为0 */
Graph_Fill_Alpha( &slot, 0 );
//printf("area: %d,%d,%d,%d\n", area.x, area.y, area.width, area.height);
/* 添加刷新区域 */
Add_Widget_Refresh_Area( widget, area );
y += row_ptr->max_size.h;
if( y > widget->size.h ) {
break;
}
}
}
