summaryrefslogtreecommitdiff
path: root/src
diff options
context:
space:
mode:
Diffstat (limited to 'src')
-rw-r--r--src/com/benburwell/planes/gui/aircraftmap/AircraftMap.java70
1 files changed, 49 insertions, 21 deletions
diff --git a/src/com/benburwell/planes/gui/aircraftmap/AircraftMap.java b/src/com/benburwell/planes/gui/aircraftmap/AircraftMap.java
index 127f9c8..af5b9a0 100644
--- a/src/com/benburwell/planes/gui/aircraftmap/AircraftMap.java
+++ b/src/com/benburwell/planes/gui/aircraftmap/AircraftMap.java
@@ -12,22 +12,30 @@ import java.util.List;
*/
public class AircraftMap extends JPanel {
// geographic constants
- private final double MAX_LATITUDE = 90.0;
- private final double MIN_LATITUDE = -90.0;
- private final double MAX_LONGITUDE = 180.0;
- private final double MIN_LONGITUDE = -180.0;
- private final double NAUTICAL_MILES_PER_DEGREE_LATITUDE = 60.0;
-
- private final float FONT_SIZE = 12;
- private final int TEXT_PADDING = 5;
- private final int ZOOM_INTERVAL = 10;
- private final double PAN_INTERVAL = 1.0 / 60.0;
- private final int RING_SPACING = 10;
+ public final double MAX_LATITUDE = 90.0;
+ public final double MIN_LATITUDE = -90.0;
+ public final double MAX_LONGITUDE = 180.0;
+ public final double MIN_LONGITUDE = -180.0;
+ public final double NAUTICAL_MILES_PER_DEGREE_LATITUDE = 60.0;
+
+ // drawing constants
+ public final float FONT_SIZE = 12;
+ public final int TEXT_PADDING = 5;
+
+ // map manipulation constants
+ public final int ZOOM_INTERVAL_MILES = 10;
+ public final double PAN_INTERVAL_MILES = 1.0;
+ public final int RING_SPACING = 10;
+
+ // instance fields
private List<Drawable> planes = new ArrayList<>();
private double centerLatitude;
private double centerLongitude;
private int pixelsPerNauticalMile = 10;
+ /**
+ * Construct a map
+ */
public AircraftMap() {
super();
this.setBackground(GraphicsTheme.Colors.BASE_1);
@@ -35,6 +43,11 @@ public class AircraftMap extends JPanel {
this.setCenter(0, 0);
}
+ /**
+ * Paint the ViewComponent on a Graphics instance
+ *
+ * @param g the graphics context to paint on
+ */
@Override
public void paintComponent(Graphics g) {
super.paintComponent(g);
@@ -43,6 +56,10 @@ public class AircraftMap extends JPanel {
this.drawRange(g);
}
+ /**
+ *
+ * @param g
+ */
public void drawPositionAndScale(Graphics g) {
Font currentFont = g.getFont();
Font newFont = currentFont.deriveFont(FONT_SIZE);
@@ -50,19 +67,21 @@ public class AircraftMap extends JPanel {
g.setColor(GraphicsTheme.Colors.BLUE);
g.drawString(String.format("%08.5f N", this.centerLatitude), TEXT_PADDING, (int) FONT_SIZE + TEXT_PADDING);
g.drawString(String.format("%08.5f E", this.centerLongitude), TEXT_PADDING, (int) FONT_SIZE * 2 + TEXT_PADDING);
+ g.drawString("1 nm", TEXT_PADDING, (int) FONT_SIZE * 3 + TEXT_PADDING);
+ g.drawLine(TEXT_PADDING, (int) FONT_SIZE * 3 + TEXT_PADDING, (int) (TEXT_PADDING + this.getPixelsPerNauticalMile()), (int) FONT_SIZE * 3 + TEXT_PADDING);
}
public void drawRange(Graphics g) {
int centerX = this.getWidth() / 2;
int centerY = this.getHeight() / 2;
g.setColor(GraphicsTheme.Colors.BASE_3);
- int diameter = (int) this.getPixelsPerNauticalMile() * RING_SPACING;
+ int diameter = (int) this.getPixelsPerNauticalMile() * RING_SPACING * 2;
int ringNumber = 1;
while (diameter < this.getWidth() || diameter < this.getHeight()) {
g.drawOval(centerX - (diameter / 2), centerY - (diameter / 2), diameter, diameter);
g.drawString(String.format("%d", ringNumber * RING_SPACING), centerX + (diameter / 2) + TEXT_PADDING, (int) (centerY + FONT_SIZE + TEXT_PADDING));
g.drawString(String.format("%d", ringNumber * RING_SPACING), centerX + TEXT_PADDING, centerY - (int) ((diameter / 2) + FONT_SIZE));
- diameter += this.getPixelsPerNauticalMile() * 10;
+ diameter += this.getPixelsPerNauticalMile() * RING_SPACING * 2;
ringNumber++;
}
g.drawLine(centerX, 0, centerX, this.getHeight());
@@ -92,8 +111,13 @@ public class AircraftMap extends JPanel {
}
public double getPixelsPerDegreeLongitude() {
- double milesPerDegree = Math.abs(Math.cos(this.centerLatitude) * NAUTICAL_MILES_PER_DEGREE_LATITUDE);
- return this.pixelsPerNauticalMile * milesPerDegree;
+ return this.pixelsPerNauticalMile * this.getNauticalMilesPerDegreeLongitude();
+ }
+
+ public double getNauticalMilesPerDegreeLongitude() {
+ double milesPerDegree = Math.abs(Math.cos(Math.toRadians(this.centerLatitude)) * NAUTICAL_MILES_PER_DEGREE_LATITUDE);
+ System.out.println("Miles per degree at " + this.centerLatitude + " N: " + milesPerDegree);
+ return milesPerDegree;
}
public double getPixelsPerNauticalMile() {
@@ -101,42 +125,46 @@ public class AircraftMap extends JPanel {
}
public void zoomIn() {
- this.pixelsPerNauticalMile += ZOOM_INTERVAL;
+ this.pixelsPerNauticalMile += ZOOM_INTERVAL_MILES;
this.invalidate();
this.validate();
this.repaint();
}
public void zoomOut() {
- this.pixelsPerNauticalMile -= ZOOM_INTERVAL;
+ this.pixelsPerNauticalMile -= ZOOM_INTERVAL_MILES;
this.invalidate();
this.validate();
this.repaint();
}
public void moveEast() {
- this.centerLongitude = Math.min(this.centerLongitude + PAN_INTERVAL, MAX_LONGITUDE);
+ double degreesToMove = PAN_INTERVAL_MILES / this.getNauticalMilesPerDegreeLongitude();
+ this.centerLongitude = Math.min(this.centerLongitude + degreesToMove, MAX_LONGITUDE);
this.invalidate();
this.validate();
this.repaint();
}
public void moveWest() {
- this.centerLongitude = Math.max(this.centerLongitude - PAN_INTERVAL, MIN_LONGITUDE);
+ double degreesToMove = PAN_INTERVAL_MILES / this.getNauticalMilesPerDegreeLongitude();
+ this.centerLongitude = Math.max(this.centerLongitude - degreesToMove, MIN_LONGITUDE);
this.invalidate();
this.validate();
this.repaint();
}
public void moveNorth() {
- this.centerLatitude = Math.min(this.centerLatitude + PAN_INTERVAL, MAX_LATITUDE);
+ double degreesToMove = PAN_INTERVAL_MILES / NAUTICAL_MILES_PER_DEGREE_LATITUDE;
+ this.centerLatitude = Math.min(this.centerLatitude + degreesToMove, MAX_LATITUDE);
this.invalidate();
this.validate();
this.repaint();
}
public void moveSouth() {
- this.centerLatitude = Math.max(this.centerLatitude - PAN_INTERVAL, MIN_LATITUDE);
+ double degreesToMove = PAN_INTERVAL_MILES / NAUTICAL_MILES_PER_DEGREE_LATITUDE;
+ this.centerLatitude = Math.max(this.centerLatitude - degreesToMove, MIN_LATITUDE);
this.invalidate();
this.validate();
this.repaint();
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-01 12:55:21 +0000