/elec/propeller-clock

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  • Committer: edam
  • Date: 2012-02-25 01:31:17 UTC
  • Revision ID: tim@ed.am-20120225013117-53ed8yahoreoms76
updated software to include drawing abstraction infrastructure

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src/drawer.h
 
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class Drawer
 
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{
 
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public:
 
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        /**
 
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         * Draw an individual segment (column of pixels)
 
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         *
 
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         * @param segment the segment number
 
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         */
 
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        virtual void draw( int segment ) = 0;
 
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        /**
 
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         * Called before the first segment is drawn, once per "frame".
 
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         */
 
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        virtual void draw_reset();
 
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protected:
 
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        /**
 
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         * Turn on/off an LED
 
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         *
 
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         * @param led index of the LED (0 to 9)
 
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         * @param on true to turn on, false to turn off
 
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         */
 
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        void led_on( int led, bool on );
 
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};