Paste: temperature-gadget

Author: dharmatech
Mode: factor
Date: Fri, 5 Dec 2008 03:23:37
Plain Text | 
USING: accessors locals math models.range range-model-label
       range-model-tie ui ui.gadgets ui.gadgets.packs
       ui.gadgets.sliders ;

IN: temperature-gadget

! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

: f->c ( f -- c ) 32 - 5/9 * ;

! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

: temperature-gadget ( -- gadget )

  [let | FAHRENHEIT [ 32 1 32 212 <range> ]
         CELSIUS    [ 0  1  0 100 <range> ] |

    FAHRENHEIT CELSIUS [ f->c ] range-model-tie

    <pile> 1 >>fill
      "Fahrenheit:" FAHRENHEIT range-model-label add-gadget
      FAHRENHEIT <x-slider>                      add-gadget
      "Celsius:" CELSIUS       range-model-label add-gadget
      CELSIUS    <x-slider>                      add-gadget ] ;

! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

: main ( -- ) [ temperature-gadget "Temperature" open-window ] with-ui ;

MAIN: main

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