altosuilib: Build some common classes for displaying values in flight window

Right now, all of the flight displays have piles of custom code for
displaying values. These new widgets should be able to replace most of
that.

Signed-off-by: Keith Packard <keithp@keithp.com>

1 files changed, 159 insertions, 0 deletions

diff --git a/altosuilib/AltosUIIndicator.java b/altosuilib/AltosUIIndicator.java
new file mode 100644
index 00000000..59fe231b
--- /dev/null
+++ b/altosuilib/AltosUIIndicator.java
@@ -0,0 +1,159 @@
+/*
+ * 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; version 2 of the License.
+ *
+ * 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_2;
+
+import java.awt.*;
+import javax.swing.*;
+import org.altusmetrum.altoslib_4.*;
+
+public abstract class AltosUIIndicator implements AltosFontListener, AltosUnitsListener {
+	JLabel		label;
+	JTextField[]	values;
+	AltosLights	lights;
+	int		number_values;
+	boolean		has_lights;
+	int		value_width;
+
+	abstract public void show(AltosState state, AltosListenerState listener_state);
+
+	public void set_lights(boolean on) {
+		lights.set(on);
+	}
+
+	public void setVisible(boolean visible) {
+		if (lights != null)
+			lights.setVisible(visible);
+		label.setVisible(visible);
+		for (int i = 0; i < values.length; i++)
+			values[i].setVisible(visible);
+	}
+
+	public void reset() {
+		for (int i = 0; i < values.length; i++)
+			values[i].setText("");
+		if (lights != null)
+			lights.set(false);
+	}
+
+	public void show() {
+		if (lights != null)
+			lights.setVisible(true);
+		label.setVisible(true);
+		for (int i = 0; i < values.length; i++)
+			values[i].setVisible(true);
+	}
+
+	public void show(String... s) {
+		int	n = Math.min(s.length, values.length);
+		show();
+		for (int i = 0; i < n; i++)
+			values[i].setText(s[i]);
+	}
+
+	public void show(String format, double value) {
+		show(String.format(format, value));
+	}
+
+	public void show(String format, int value) {
+		show(String.format(format, value));
+	}
+
+	public void show(String format1, double value1, String format2, double value2) {
+		show(String.format(format1, value1), String.format(format2, value2));
+	}
+
+	public void show(String format1, int value1, String format2, int value2) {
+		show(String.format(format1, value1), String.format(format2, value2));
+	}
+
+	public void hide() {
+		if (lights != null)
+			lights.setVisible(false);
+		label.setVisible(false);
+		for (int i = 0; i < values.length; i++)
+			values[i].setVisible(false);
+	}
+
+	public void font_size_changed(int font_size) {
+		label.setFont(AltosUILib.label_font);
+		for (int i = 0; i < values.length; i++)
+			values[i].setFont(AltosUILib.value_font);
+	}
+
+	public void units_changed(boolean imperial_units) {
+	}
+
+	public void set_label(String text) {
+		label.setText(text);
+	}
+
+	public AltosUIIndicator (Container container, int y, String text, int number_values, boolean has_lights, int value_width) {
+		GridBagLayout		layout = (GridBagLayout)(container.getLayout());
+
+		GridBagConstraints	c = new GridBagConstraints();
+		c.weighty = 1;
+
+		if (has_lights) {
+			lights = new AltosLights();
+			c.gridx = 0; c.gridy = y;
+			c.anchor = GridBagConstraints.CENTER;
+			c.fill = GridBagConstraints.VERTICAL;
+			c.weightx = 0;
+			layout.setConstraints(lights, c);
+			container.add(lights);
+		}
+
+		label = new JLabel(text);
+		label.setFont(AltosUILib.label_font);
+		label.setHorizontalAlignment(SwingConstants.LEFT);
+		c.gridx = 1; c.gridy = y;
+		c.insets = new Insets(AltosUILib.tab_elt_pad, AltosUILib.tab_elt_pad, AltosUILib.tab_elt_pad, AltosUILib.tab_elt_pad);
+		c.anchor = GridBagConstraints.WEST;
+		c.fill = GridBagConstraints.VERTICAL;
+		c.weightx = 0;
+		layout.setConstraints(label, c);
+		container.add(label);
+
+		values = new JTextField[number_values];
+		for (int i = 0; i < values.length; i++) {
+			values[i] = new JTextField(AltosUILib.text_width);
+			values[i].setEditable(false);
+			values[i].setFont(AltosUILib.value_font);
+			values[i].setHorizontalAlignment(SwingConstants.RIGHT);
+			c.gridx = 2 + i; c.gridy = y;
+			c.anchor = GridBagConstraints.WEST;
+			c.fill = GridBagConstraints.BOTH;
+			c.weightx = 1;
+			c.gridwidth = value_width;
+			layout.setConstraints(values[i], c);
+			container.add(values[i]);
+		}
+	}
+
+	public AltosUIIndicator (Container container, int y, String text) {
+		this(container, y, text, 1, false, 1);
+	}
+
+	public AltosUIIndicator (Container container, int y, String text, int number_values) {
+		this(container, y, text, number_values, false, 1);
+	}
+
+	public AltosUIIndicator (Container container, int y, String text, int number_values, boolean has_lights) {
+		this(container, y, text, number_values, has_lights, 1);
+	}
+}