TeleStern/altosuilib/AltosUIUnitsIndicator.java

135 lines
4.0 KiB
Java

/*
* Copyright © 2014 Keith Packard <keithp@keithp.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
*/
package org.altusmetrum.altosuilib_14;
import java.awt.*;
import javax.swing.*;
import org.altusmetrum.altoslib_14.*;
public abstract class AltosUIUnitsIndicator extends AltosUIIndicator {
AltosUnits units;
abstract public double value(AltosState state, int i);
public double good() { return 0; }
public boolean good(double value) { return value != AltosLib.MISSING && value >= good(); }
public boolean hide(double value) { return false; }
public boolean hide(AltosState state, int i) {
if (state == null)
return hide(AltosLib.MISSING);
return hide(value(state, i));
}
public boolean hide(AltosState state, AltosListenerState listener_state, int i) {
return hide(state, i);
}
public double value (AltosState state, AltosListenerState listener_state, int i) {
return value(state, i);
}
public double[] last_values;
private void show(boolean force, double... v) {
show();
for (int i = 0; i < values.length; i++) {
if (force || v[i] != last_values[i]) {
String value_text;
boolean good = false;
if (v[i] == AltosLib.MISSING) {
value_text = "Missing";
} else {
value_text = units.show(8, v[i]);
if (i == 0)
good = good(v[i]);
}
last_values[i] = v[i];
if (i == 0 && lights != null)
set_lights(good);
values[i].setText(value_text);
}
}
}
boolean hide = false;
public void show(double... v) {
show(false, v);
}
public void units_changed(boolean imperial_units) {
if (!hide)
show(true, last_values);
}
public void show (AltosState state, AltosListenerState listener_state) {
double[] v = new double[values.length];
hide = false;
for (int i = 0; i < values.length; i++) {
if (state != null)
v[i] = value(state, listener_state, i);
else
v[i] = AltosLib.MISSING;
if (hide(state, listener_state, i))
hide = true;
}
if (hide)
hide();
else
show(v);
}
public void reset() {
for (int i = 0; i < last_values.length; i++)
last_values[i] = AltosLib.MISSING;
}
public AltosUIUnitsIndicator (Container container, int x, int y, int label_width, AltosUnits units, String name, int number_values, boolean has_lights, int width) {
super(container, x, y, label_width, name, number_values, has_lights, width);
this.units = units;
last_values = new double[values.length];
for (int i = 0; i < last_values.length; i++)
last_values[i] = AltosLib.MISSING;
}
public AltosUIUnitsIndicator (Container container, int x, int y, AltosUnits units, String name, int number_values, boolean has_lights, int width) {
this(container, x, y, 1, units, name, number_values, has_lights, width);
}
public AltosUIUnitsIndicator (Container container, int y, AltosUnits units, String name, int number_values, boolean has_lights, int width) {
this(container, 0, y, units, name, number_values, has_lights, width);
}
public AltosUIUnitsIndicator (Container container, int y, AltosUnits units, String name, int width) {
this(container, 0, y, units, name, 1, false, width);
}
public AltosUIUnitsIndicator (Container container, int y, AltosUnits units, String name) {
this(container, 0, y, units, name, 1, false, 1);
}
public AltosUIUnitsIndicator (Container container, int x,int y, AltosUnits units, String name) {
this(container, x, y, units, name, 1, false, 1);
}
}