add Measure by function Text notes

drawings.go

@@ -162,6 +162,14 @@ func DrawRtl(text string, x, y int) {
 	C.go_fltk_rtl_draw(textStr, C.int(len(text)), C.int(x), C.int(y))
 }
 
+// MeasureText
+/*
+	en: Measure the length and width of a string in fltk_go in UI pixels;;
+	zh-CN: 测量字符串在`fltk_go`中的 所占用UI像素的 长度和宽度;
+	@params [☑]text en: text sting type; zh-CN: `sting`格式;
+	@params [☑]draw_symbols en: Whether to handle special symbols in strings; zh-CN: 是否处理字符串中的特殊符号;
+	@return [☑]width int,high int en: Returns the font height and width; zh-CN: 返回字体高和宽;
+*/
 func MeasureText(text string, draw_symbols bool) (int, int) {
 	textStr := C.CString(text)
 	defer C.free(unsafe.Pointer(textStr))

fltk_go.go

@@ -591,10 +591,22 @@ func _go_drawBox56(x, y, w, h C.int, c C.uint) {
 	setBoxTypeCb[56](int(x), int(y), int(w), int(h), Color(c))
 }
 
+// VersionByFltk [☑]Option
+/*
+	en: Get `fltk` binding version;
+	zh-CN: 获取绑定的`fltk`版本;
+	@return [☑]string en: version string;zh-CN: 版本字符串;
+*/
 func VersionByFltk() string {
 	return "v1.4.0"
 }
 
+// Version [☑]Option
+/*
+	en: Get `fltk_go` version;
+	zh-CN: 获取`fltk_go`版本;
+	@return [☑]string en: version string;zh-CN: 版本字符串;
+*/
 func Version() string {
 	return config.ProjectVersion
 }