text-dim ( font text -- dim ) (original) (raw)
text-dim ( font text -- dim )
Factor handbook » UI framework » Implementing new gadgets » Customizing gadget appearance » Implementing custom drawing logic » Rendering text
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Inputs
| font | a font |
|---|---|
| text | a string or sequence of strings |
Outputs
| dim | a pair of integers |
|---|
Word description
Outputs the dimensions of a piece of text, which is either a single-line string or an array of lines.
Definition
GENERIC: text-dim ( font text -- dim )
Methods
USING: arrays kernel sequences ui.text ui.text.private ;
M: array text-dim
[ { 0 0 } ] 2dip [ string-dim combine-text-dim ] with each ;