static void
Destroy_CharData(LCUI_CharData *data)
{
FontBMP_Free( &data->bitmap );
free( data->data );
//if( data->using_quote == IS_FALSE ) {
//free( data->data );
//}
}
/** 创建字体位图 */
LCUI_API int FontBMP_Create( LCUI_FontBMP *bitmap, int width, int rows )
{
size_t size;
if(width < 0 || rows < 0) {
FontBMP_Free(bitmap);
return -1;
}
if(FontBMP_IsValid(bitmap)) {
FontBMP_Free(bitmap);
}
bitmap->width = width;
bitmap->rows = rows;
size = width*rows*sizeof(uchar_t);
bitmap->buffer = (uchar_t*)malloc( size );
if( bitmap->buffer == NULL ) {
return -2;
}
return 0;
}
void
TextLayer_Merge( LCUI_TextLayer *des, LCUI_TextLayer *src )
/* 合并两个文本图层 */
{
LCUI_Rect area, tmp_area;
uint_t i, j, old_size, new_size;
LCUI_CharData *src_ptr, *des_ptr;
Text_RowData *src_row_ptr, *des_row_ptr;
uint_t old_rows, new_rows, max_rows, min_rows;
int32_t src_len, des_len, max_len, min_len;
old_rows = Queue_Get_Total( &des->rows_data );
new_rows = Queue_Get_Total( &src->rows_data );
DEBUG_MSG("old_rows: %d, new_rows: %d\n", old_rows, new_rows);
if(old_rows > new_rows) {
max_rows = old_rows;
min_rows = new_rows;
} else {
max_rows = new_rows;
min_rows = old_rows;
}
for(area.y=0,i=0; i<min_rows; ++i) {
area.x = 0;
src_row_ptr = Queue_Get( &src->rows_data, i );
des_row_ptr = Queue_Get( &des->rows_data, i );
src_len = Queue_Get_Total( &src_row_ptr->string );
des_len = Queue_Get_Total( &des_row_ptr->string );
if(src_len > des_len) {
max_len = src_len;
min_len = des_len;
} else {
max_len = des_len;
min_len = src_len;
}
for(j=0; j<min_len; ++j) {
src_ptr = Queue_Get( &src_row_ptr->string, j );
des_ptr = Queue_Get( &des_row_ptr->string, j );
area.x += des_ptr->bitmap.left;
/* 获取字体大小 */
if(src_ptr->data == NULL) {
new_size = 12;
} else {
if(src_ptr->data->pixel_size > 0) {
new_size = src_ptr->data->pixel_size;
} else {
new_size = 12;
}
}
if(des_ptr->data == NULL) {
old_size = 12;
} else {
if(des_ptr->data->pixel_size > 0) {
old_size = des_ptr->data->pixel_size;
} else {
old_size = 12;
}
}
if(src_ptr->char_code == des_ptr->char_code) {
/* 转移字体位图数据 */
src_ptr->bitmap = des_ptr->bitmap;
/* 指针赋值为NULL，避免被释放 */
des_ptr->bitmap.buffer = NULL;
src_ptr->need_update = FALSE;
} else {
src_ptr->need_update = TRUE;
}
if(new_size != old_size) {
src_ptr->need_update = TRUE;
}
//文本样式也要对比
//....
if(src_ptr->need_update) {
tmp_area.x = area.x;
tmp_area.y = area.y + old_size+2 - des_ptr->bitmap.top;
tmp_area.width = des_ptr->bitmap.width;
tmp_area.height = des_ptr->bitmap.rows;
RectQueue_Add( &des->clear_area, tmp_area );
area.x += des_ptr->bitmap.width;
FontBMP_Free(&des_ptr->bitmap);
} else {
area.x += des_ptr->bitmap.width;
}
}
if( src_len < max_len ) {
/* 如果这一行删减了几个字，则记录区域 */
for(j=min_len; j<max_len; ++j) {
des_ptr = Queue_Get( &des_row_ptr->string, j );
if(des_ptr->data == NULL) {
old_size = 12;
} else {
if(des_ptr->data->pixel_size > 0) {
old_size = des_ptr->data->pixel_size;
} else {
old_size = 12;
}
}
area.x += des_ptr->bitmap.left;
area.width = area.height = old_size+2;
RectQueue_Add( &des->clear_area, area );
area.x += des_ptr->bitmap.width;
}
}
area.y += des_row_ptr->max_size.h;
}
area.x = 0;
if(new_rows < max_rows) {/* 如果是删减几行文本,则需要记录被删文本的区域 */
for(i=min_rows; i<max_rows; ++i) {
des_row_ptr = Queue_Get( &des->rows_data, min_rows );
area.width = des_row_ptr->max_size.w;
area.height = des_row_ptr->max_size.h;
RectQueue_Add( &des->clear_area, area );
}
}
/* 转移数据 */
Destroy_Queue( &des->text_source_data );
des->text_source_data = src->text_source_data;
Destroy_Queue( &des->rows_data );
des->rows_data = src->rows_data;
}
void
TextLayer_Text_Set_Default_Style( LCUI_TextLayer *layer, LCUI_TextStyle style )
/* 设定默认的文本样式，需要调用TextLayer_Draw函数进行文本位图更新 */
{
LCUI_Rect area, tmp_area;
uint_t i, j;
LCUI_CharData *char_ptr;
LCUI_TextStyle *old_style;
Text_RowData *row_ptr;
int32_t rows, len, old_size;
layer->default_data = style;
rows = Queue_Get_Total( &layer->rows_data );
for(area.y=0,i=0; i<rows; ++i) {
area.x = 0;
row_ptr = Queue_Get( &layer->rows_data, i );
len = Queue_Get_Total( &row_ptr->string );
for(j=0; j<len; ++j) {
char_ptr = Queue_Get( &row_ptr->string, j );
area.x += char_ptr->bitmap.left;
old_style = char_ptr->data;
if(old_style == NULL) {
old_size = 12;
char_ptr->need_update = TRUE;
} else {
if(old_style->pixel_size > 0) {
old_size = old_style->pixel_size;
} else {
old_size = 12;
}
}
/* 若有属性是缺省的 */
if(!old_style->_pixel_size) {
old_style->pixel_size = style.pixel_size;
char_ptr->need_update = TRUE;
}
if(!old_style->_style) {
old_style->style = style.style;
char_ptr->need_update = TRUE;
}
if(!old_style->_family) {
strcpy(old_style->family, style.family);
char_ptr->need_update = TRUE;
}
if(!old_style->_weight) {
old_style->weight = style.weight;
char_ptr->need_update = TRUE;
}
if(!old_style->_back_color) {
old_style->back_color = style.back_color;
char_ptr->need_update = TRUE;
}
if(!old_style->_fore_color) {
old_style->fore_color = style.fore_color;
char_ptr->need_update = TRUE;
}
if(!old_style->_decoration) {
old_style->decoration = style.decoration;
char_ptr->need_update = TRUE;
}
if(char_ptr->need_update) {
tmp_area.x = area.x;
tmp_area.y = area.y + old_size+2 - char_ptr->bitmap.top;
tmp_area.width = char_ptr->bitmap.width;
tmp_area.height = char_ptr->bitmap.rows;
/* 记录之前字体位图所在区域，等待刷新 */
RectQueue_Add( &layer->clear_area, tmp_area );
area.x += char_ptr->bitmap.width;
/* 重新获取字体位图 */
FontBMP_Free(&char_ptr->bitmap);
TextLayer_Get_Char_BMP ( &layer->default_data, char_ptr );
} else {
area.x += char_ptr->bitmap.width;
}
}
area.y += row_ptr->max_size.h;
}
}
static void FontLIB_DestroyFontBitmap( void *arg )
{
FontBMP_Free( (LCUI_FontBMP*)arg );
}
void
TextLayer_Text_Set_Default_Style( LCUI_TextLayer *layer, LCUI_TextStyle style )
/* 设定默认的文本样式，需要调用TextLayer_Draw函数进行文本位图更新 */
{
LCUI_Pos pos;
LCUI_CharData *char_ptr;
LCUI_TextStyle *old_style;
Text_RowData *row_ptr;
int rows, len, i, j;
layer->default_data = style;
rows = Queue_Get_Total( &layer->rows_data );
for(pos.y=0,i=0; i<rows; ++i) {
row_ptr = Queue_Get( &layer->rows_data, i );
len = Queue_Get_Total( &row_ptr->string );
for(pos.x=0,j=0; j<len; ++j) {
char_ptr = Queue_Get( &row_ptr->string, j );
if( !char_ptr ) {
continue;
}
old_style = char_ptr->data;
if( !old_style ) {
char_ptr->need_update = TRUE;
goto skip_style_cmp;
}
/* 若有属性是缺省的 */
if(!old_style->_pixel_size) {
old_style->pixel_size = style.pixel_size;
char_ptr->need_update = TRUE;
}
if(!old_style->_style) {
old_style->style = style.style;
char_ptr->need_update = TRUE;
}
if(!old_style->_family) {
strcpy(old_style->family, style.family);
char_ptr->need_update = TRUE;
}
if(!old_style->_weight) {
old_style->weight = style.weight;
char_ptr->need_update = TRUE;
}
if(!old_style->_back_color) {
old_style->back_color = style.back_color;
char_ptr->need_update = TRUE;
}
if(!old_style->_fore_color) {
old_style->fore_color = style.fore_color;
char_ptr->need_update = TRUE;
}
if(!old_style->_decoration) {
old_style->decoration = style.decoration;
char_ptr->need_update = TRUE;
}
skip_style_cmp:;
if(char_ptr->need_update) {
TextLayer_Clear( layer, pos, row_ptr->max_size.h, char_ptr );
pos.x += char_ptr->bitmap.advance.x;
/* 重新获取字体位图 */
FontBMP_Free(&char_ptr->bitmap);
TextLayer_Get_Char_BMP ( &layer->default_data, char_ptr );
} else {
pos.x += char_ptr->bitmap.advance.x;
}
}
pos.y += row_ptr->max_size.h;
TextLayer_Update_RowSize( layer, i );
}
}
