X-Git-Url: http://gitweb.fperrin.net/?a=blobdiff_plain;f=tim%2Fprune%2Ffunction%2Fsettings%2FSetAltitudeTolerance.java;fp=tim%2Fprune%2Ffunction%2Fsettings%2FSetAltitudeTolerance.java;h=1049851bedecb2ee4fa813ad145d48597ac34760;hb=92dad5df664287acb51728e9ea599f150765d34a;hp=0000000000000000000000000000000000000000;hpb=81843c3d8d0771bf00d0f26034a13aa515465c78;p=GpsPrune.git

diff --git a/tim/prune/function/settings/SetAltitudeTolerance.java b/tim/prune/function/settings/SetAltitudeTolerance.java
new file mode 100644
index 0000000..1049851
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+++ b/tim/prune/function/settings/SetAltitudeTolerance.java
@@ -0,0 +1,76 @@
+package tim.prune.function.settings;
+
+import tim.prune.App;
+import tim.prune.DataSubscriber;
+import tim.prune.UpdateMessageBroker;
+import tim.prune.config.Config;
+import tim.prune.data.Unit;
+import tim.prune.function.SingleNumericParameterFunction;
+
+/**
+ * Function to set the tolerance for the altitude range calculations
+ */
+public class SetAltitudeTolerance extends SingleNumericParameterFunction
+{
+
+	/**
+	 * Constructor
+	 * @param inApp App object
+	 */
+	public SetAltitudeTolerance(App inApp) {
+		super(inApp, 0, 100);
+	}
+
+	/** @return name key */
+	public String getNameKey() {
+		return "function.setaltitudetolerance";
+	}
+
+	/**
+	 * @return description key
+	 */
+	public String getDescriptionKey()
+	{
+		// Two different keys for feet and metres
+		final boolean isMetres = Config.getUnitSet().getAltitudeUnit().isStandard();
+		return "dialog.setaltitudetolerance.text." + (isMetres ? "metres" : "feet");
+	}
+
+	/**
+	 * @return the current value to display
+	 */
+	public int getCurrentParamValue()
+	{
+		int configVal = Config.getConfigInt(Config.KEY_ALTITUDE_TOLERANCE);
+		// Convert this to feet if necessary
+		Unit altUnit = Config.getUnitSet().getAltitudeUnit();
+		if (altUnit.isStandard()) {
+			return configVal / 100;
+		}
+		return (int) (configVal * altUnit.getMultFactorFromStd() / 100.0);
+	}
+
+	/**
+	 * Run function
+	 */
+	public void begin()
+	{
+		// Not required, because this function is started from a ChooseSingleParameter function
+		// and goes directly to the completeFunction method.
+	}
+
+	/**
+	 * Complete the function using the given tolerance parameter
+	 */
+	public void completeFunction(int inTolerance)
+	{
+		// Convert back from feet into metres again
+		Unit altUnit = Config.getUnitSet().getAltitudeUnit();
+		int configVal = inTolerance * 100;
+		if (!altUnit.isStandard()) {
+			configVal = (int) (inTolerance * 100.0 / altUnit.getMultFactorFromStd());
+		}
+		Config.setConfigInt(Config.KEY_ALTITUDE_TOLERANCE, configVal);
+		UpdateMessageBroker.informSubscribers(DataSubscriber.SELECTION_CHANGED);
+	}
+}