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update TextLayout

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hyzboy
2020-07-21 17:09:24 +08:00
parent 2f70131ca4
commit 8cb2df9a35
7 changed files with 329 additions and 71 deletions
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96
inc/hgl/graph/font/TextLayout.h
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@@ -20,82 +20,66 @@ namespace hgl
Color4f CharColor; ///<字符颜色
Color4f BackgroundColor; ///<背影颜色
};//struct CharAttributes
/**
* 文本排列方向
*/
union TextDirection
{
uint8 text_direction;
struct
{
uint vertical:1; ///<是否竖排
uint right_to_left:1; ///<是否从右往左
uint bottom_to_top:1; ///<是否从下到上
};
};//union TextDirection
/**
* 段落对齐
* 文本对齐
*/
enum class ParagraphAlign
enum class TextAlign
{
Left=0, ///<左对齐
Right, ///<右对齐
Center, ///<居中
Fill, ///<排满整行/列
Top =Left, ///<上对齐
Bottom =Right ///<下对齐
};//enum class ParagraphAlign
};//enum class TextAlign
/**
* 段落属性
*/
struct ParagraphAttributes
{
ParagraphAlign align =ParagraphAlign::Left; ///<段落对齐
float char_gap =0.0f; ///<字间距
float line_gap =0.1f; ///<行间距(相对于字符高度)
uint32 char_attributes =0; ///<缺省字符属性
bool border_symbols_disable =true; ///<边界符号禁用(如行首禁用逗号)
bool auto_symbols_convert =true; ///<自动符号转换(如tm/(r)/(c)等)
float space_size =0.5f; ///<空格符尺寸(对应字符高度的系数)
float tab_size =2.0f; ///<Tab符号尺寸(对应字符高度的系数)
bool auto_spaces_size =false; ///<自动空白字符尺寸(用于将每行/列文本长度拉至一样)
};//struct ParagraphAttributes
/**
* 文本排列方向
*/
enum class TextDirection
{
HorizontalLeftToRight=0, ///<横排从左到右
HorizontalRightToLeft, ///<横排从右到左
VerticalRightToLeft, ///<坚排从上到下从右到左(一般用于中文)
VerticalRightToLeftRotate90,///<坚排从上到下从右到左字符旋转90度(一般用于英文)
};//enum class Direction
struct TextAttributes
{
TextDirection direction =TextDirection::HorizontalLeftToRight; ///<文本排列方向
uint32_t paragraph_attribute =0; ///<缺省段落属性
float paragraph_gap =1.0f; ///<段间距
};//struct TextAttributes
using CharAttributesList=Map<UTF16String,CharAttributes>;
using ParagraphAttributesList=Map<UTF16String,ParagraphAttributes>;
/**
* 文本排版处理配置
* 文本排版属性
*/
struct TextLayoutAttributes
{
FontSource * source =nullptr; ///字符源
FontSource * font_source =nullptr; ///<字符源
CharAttributes *char_attributes =nullptr; ///<缺省字符属性
CharAttributesList char_attributes; ///<文本属性
ParagraphAttributesList paragraph_attributes; ///<段落属性
float max_width =0.0f; ///<最大宽度(<=0代表无限制)
float max_height =0.0f; ///<最大高度(<=0代表无限制)
uint8 text_direction =0; ///<文本排列方向
TextAlign align =TextAlign::Left; ///<段落对齐
float char_gap =0.0f; ///<字间距
float line_gap =0.1f; ///<行间距(相对于字符高度)
float paragraph_gap =1.0f; ///<段间距(相对于字符高度)
TextAttributes attributes; ///<文本属性
float max_width =0.0f; ///<最大宽度(<=0代表无限制)
float max_height =0.0f; ///<最大高度(<=0代表无限制)
bool border_symbols_disable =true; ///<边界符号禁用(如行首禁用逗号)
// bool auto_symbols_convert =true; ///<自动符号转换(如tm/(r)/(c)等)
float space_size =0.5f; ///<半角空格尺寸(对应字符高度的系数)
float full_space_size =1.0f; ///<全角空格尺寸(对应字符高度的系数)
float tab_size =4.0f; ///<Tab符号尺寸(对应字符高度的系数)
bool compress_punctuation =false; ///<压缩标点符号
};//struct TextLayoutAttributes
uint TextLayout(vulkan::Renderable *,const TextLayoutAttributes *,const uint max_chars,const UTF16String &);
// uint TextLayout(vulkan::Renderable *,const TextLayoutAttributes *,const uint max_chars,const UTF16StringList &);
int TextLayout(RenderableCreater *,const TextLayoutAttributes *,const int max_chars,const UTF16String &);
uint TextLayout(vulkan::Renderable *,const TextLayoutAttributes *,const uint max_chars,const UTF32String &);
// uint TextLayout(vulkan::Renderable *,const TextLayoutAttributes *,const uint max_chars,const UTF32StringList &);
int PlaneTextLayout(RenderableCreater *,FontSource *font_source,const int max_chars,const UTF16String &);
}//namespace graph
}//namespace hgl
#endif//HGL_GRAPH_TEXT_LAYOUT_INCLUDE