uk.theretiredprogrammer.gpssurvey.uiscreens

Class HeadingScreen

java.lang.Object

uk.theretiredprogrammer.rpiembeddedlibrary.screen.Screen

uk.theretiredprogrammer.gpssurvey.uiscreens.HeadingScreen

All Implemented Interfaces:

ScreenDataChangeProcessor, uk.theretiredprogrammer.rpiembeddedlibrary.screen.Painter

public class HeadingScreen
extends uk.theretiredprogrammer.rpiembeddedlibrary.screen.Screen
implements ScreenDataChangeProcessor

Screen to display Heading and Speed.

Author:

Richard Linsdale (richard at theretiredprogrammer.uk)

Constructor Summary

Constructors

Constructor and Description
HeadingScreen(uk.theretiredprogrammer.rpiembeddedlibrary.screen.SerialTFTDisplay display, boolean displayknots) Constructor.

Method Summary

Modifier and Type	Method and Description
void	dataChanged(LocationData ld) Location data change handler
protected void	hasGainedFocus()

Methods inherited from class uk.theretiredprogrammer.rpiembeddedlibrary.screen.Screen

addZone, clear, getId, hasLostFocus, paint, paint, removeZone

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

HeadingScreen

public HeadingScreen(uk.theretiredprogrammer.rpiembeddedlibrary.screen.SerialTFTDisplay display,
                     boolean displayknots)
              throws IOException

Constructor.

Parameters:

display - the display device

displayknots - true if speed to be displayed in knots otherwise metres/sec

Throws:

IOException - if problems

Method Detail

hasGainedFocus

protected void hasGainedFocus()
                       throws IOException

Overrides:

hasGainedFocus in class uk.theretiredprogrammer.rpiembeddedlibrary.screen.Screen

Throws:

IOException

dataChanged

public void dataChanged(LocationData ld)
                 throws IOException

Location data change handler

Specified by:

dataChanged in interface ScreenDataChangeProcessor

Parameters:

ld - the updated location data

Throws:

IOException - if problems