56 lines
1.5 KiB
Text
56 lines
1.5 KiB
Text
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# Chronograph #############
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# One button elapsed counter
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var chrono_onoff = props.globals.getNode("instrumentation/clock/chronometer-on",1);
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var reset_state = props.globals.getNode("instrumentation/clock/reset-state",1);
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var elapsed_sec = props.globals.getNode("instrumentation/clock/elapsed-sec", 1);
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var indicated_sec = props.globals.getNode("instrumentation/clock/indicated-sec");
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aircraft.data.add("/instrumentation/clock/offset-sec");
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chrono_onoff.setBoolValue( 0 );
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reset_state.setBoolValue( 1 );
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elapsed_sec.setValue( 0 );
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var offset = 0;
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var click = func {
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var on = chrono_onoff.getBoolValue();
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var reset = reset_state.getBoolValue();
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if ( ! on ) {
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if ( ! reset ) {
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# Had been former started and stoped, now, has to be reset.
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offset = 0;
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elapsed_sec.setValue( 0 );
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reset_state.setBoolValue( 1 );
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} else {
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# Is not started but allready reset, start it.
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chrono_onoff.setBoolValue( 1 );
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reset_state.setBoolValue( 0 );
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offset = indicated_sec.getValue();
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}
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} else {
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# Stop it.
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chrono_onoff.setBoolValue( 0 );
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reset_state.setBoolValue( 0 );
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}
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}
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var update_chrono = func {
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var on = chrono_onoff.getBoolValue();
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if ( on ) {
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var i_sec = indicated_sec.getValue();
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var e_sec = i_sec - offset;
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elapsed_sec.setValue( e_sec );
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}
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}
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# Comment the following if update_chrono() is launched from a
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# centralized loop in order to save some CPU cycles.
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var chrono_loop = func {
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update_chrono();
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settimer(chrono_loop, 0.1);
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}
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settimer(chrono_loop, 0.5);
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