1 layer at (0,0) size 800x600
2 LayoutView at (0,0) size 800x600
3 layer at (0,0) size 800x48
4 LayoutBlockFlow {HTML} at (0,0) size 800x48
5 LayoutBlockFlow {BODY} at (8,8) size 784x32
6 LayoutBlockFlow {DIV} at (0,0) size 784x32
7 LayoutText {#text} at (0,0) size 16x16
8 text run at (0,0) width 16: "a"
9 LayoutBR {BR} at (16,0) size 0x16
10 LayoutText {#text} at (0,16) size 16x16
11 text run at (0,16) width 16: "b"
12 selection start: position 5 of child 0 {#text} of child 3 {DIV} of body
13 selection end: position 1 of child 2 {#text} of child 3 {DIV} of body