文本UML

RTChar

+ content: type = ''+ type: RTCharType = RTCharType.Normal+ style: RTCharStyle

+ operation1(params):returnType- operation2(params)- operation3()

RTLayoutBuilder

- lines: RTLineArea[] = []- words: RTWordArea[] = []- paragraphs: RTCharArea[] = []

RTCharArea

+ baseline: number = 0+ descent: number = 0+ ascent: number = 0+ fontWidth: number = 0+ position: number = -1+ char: RTChar

RTLineArea

+ contentWidth: number = 0+ children: RTCharArea[] = []+ spacing: number = 0+ sizePolicy: DTextSizePolicy+ y: number

RTCharStyle

+ fontFamily: number = 0+ fontWeight: number = 0+ fontSize: number = 16+ color: number = 0x333333- alpha: number+ charSpacing: number = 0+ lineHeight: number = 19+ lineSpacing: number = 0+ decoration: number = 0+ alignment: DHorizontalAlignment

RTArea

+ x: number = 0+ y: number = 0+ width: number = 0+ height: number = 0

RTLayout

+ width: number = 0+ height: number = 0+lines: RTLineArea[] = []+ words: RTWordArea[] = []+ paragraphs: RTCharArea[] = []

RTText

+ width: number = 0+ height: number = 0+ sizePolicy: number = DTextSizePolicy.FixedSize+ verticalAlignment: number = DVerticalAlignment.Top- chars: RTChar[]

RTWordArea

+ children: RTCharArea[] = []