factor/core/ui/gadgets/labels.factor

35 lines
935 B
Factor

! Copyright (C) 2005, 2006 Slava Pestov.
! See http://factorcode.org/license.txt for BSD license.
IN: gadgets-labels
USING: arrays freetype gadgets gadgets-theme
generic hashtables io kernel math namespaces opengl sequences
styles strings ;
! A label gadget draws a string.
TUPLE: label text font color ;
: label-string ( label -- string )
label-text dup string? [ "\n" join ] unless ; inline
: set-label-string ( string label -- )
CHAR: \n pick memq? [
>r string-lines r> set-label-text
] [
set-label-text
] if ; inline
C: label ( string -- label )
dup delegate>gadget
[ set-label-string ] keep
dup label-theme ;
M: label pref-dim*
dup label-font open-font swap label-text text-dim ;
M: label draw-gadget*
dup label-color gl-color
dup label-font swap label-text origin get draw-text ;
: <label-control> ( model -- gadget )
"" <label> [ set-label-string ] <control> ;