1 ! Copyright (C) 2005, 2009 Slava Pestov.
2 ! See http://factorcode.org/license.txt for BSD license.
3 USING: accessors arrays hashtables io kernel math math.functions
4 namespaces make opengl sequences strings splitting ui.gadgets
5 ui.gadgets.tracks ui.gadgets.packs fonts ui.render ui.text
6 colors colors.constants models ;
9 ! A label gadget draws a string.
10 TUPLE: label < gadget text font ;
14 M: label string>> ( label -- string )
15 text>> dup string? [ "\n" join ] unless ; inline
17 M: label (>>string) ( string label -- )
18 [ CHAR: \n over memq? [ string-lines ] when ] dip (>>text) ; inline
20 : label-theme ( gadget -- gadget )
21 sans-serif-font >>font ; inline
23 : new-label ( string class -- label )
28 : <label> ( string -- label )
31 : >label< ( label -- font text )
32 [ font>> ] [ text>> ] bi ;
38 >label< dup string? [ first ] unless
39 line-metrics ascent>> round ;
42 >label< origin get draw-text ;
44 M: label gadget-text* string>> % ;
46 TUPLE: label-control < label ;
48 M: label-control model-changed
49 swap value>> >>string relayout ;
51 : <label-control> ( model -- gadget )
52 "" label-control new-label
55 : text-theme ( gadget -- gadget )
56 monospace-font >>font ;
58 : reverse-video-theme ( label -- label )
59 sans-serif-font reverse-video-font >>font
60 COLOR: black <solid> >>interior ;
62 GENERIC: >label ( obj -- gadget )
63 M: string >label <label> ;
64 M: array >label <label> ;
66 M: f >label drop <gadget> ;
70 : label-on-left/right ( -- track )
73 { 5 5 } >>gap ; inline
76 : label-on-left ( gadget label -- button )
78 swap >label f track-add
81 : label-on-right ( label gadget -- button )
84 swap >label 1 track-add ;