X-Git-Url: http://gitweb.fperrin.net/?p=GpsPrune.git;a=blobdiff_plain;f=tim%2Fprune%2Fgui%2Fmap%2FWpIconLibrary.java;fp=tim%2Fprune%2Fgui%2Fmap%2FWpIconLibrary.java;h=e391d912bcd3270894dd2784f314695552f72a6e;hp=0000000000000000000000000000000000000000;hb=92dad5df664287acb51728e9ea599f150765d34a;hpb=81843c3d8d0771bf00d0f26034a13aa515465c78

diff --git a/tim/prune/gui/map/WpIconLibrary.java b/tim/prune/gui/map/WpIconLibrary.java
new file mode 100644
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--- /dev/null
+++ b/tim/prune/gui/map/WpIconLibrary.java
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+package tim.prune.gui.map;
+
+import javax.swing.ImageIcon;
+
+import tim.prune.gui.IconManager;
+
+/**
+ * Class to provide a library of waypoint icon definitions
+ */
+public abstract class WpIconLibrary
+{
+	/** Types of waypoint */
+	public static final int WAYPT_DEFAULT = 0;
+	public static final int WAYPT_RING_POINT = 1;
+	public static final int WAYPT_PLECTRUM = 2;
+	public static final int WAYPT_CIRCLE = 3;
+	public static final int WAYPT_PIN = 4;
+	public static final int WAYPT_NUMBER_OF_ICONS = WAYPT_PIN + 1;
+
+	/** Sizes of icon */
+	public static final int SIZE_SMALL = 0;
+	public static final int SIZE_MEDIUM = 1;
+	public static final int SIZE_LARGE = 2;
+
+	/** Array of x and y offsets for the icons */
+	private static int[] _PIXEL_OFFSETS = null;
+
+	/** Static block to initialise offsets */
+	static
+	{
+		_PIXEL_OFFSETS = new int[] {0, 0, 0, 0, 0, 0, // default
+			8,  13, 12, 22, 14, 26, // ringpt
+			7,  15, 12, 24, 14, 27, // plectrum
+			8,  8,  12, 12, 14, 14, // ring
+			2,  15, 4,  23, 4,  27  // pin
+		};
+	}
+
+	/** @return array of Integers representing waypoint types */
+	public static Integer[] getWaypointTypes()
+	{
+		return new Integer[] {WAYPT_DEFAULT, WAYPT_RING_POINT, WAYPT_PLECTRUM, WAYPT_CIRCLE, WAYPT_PIN};
+	}
+
+	/**
+	 * @param inType icon type
+	 * @return the name of the specified icon, used for settings dialog
+	 */
+	public static String getIconName(int inType)
+	{
+		switch (inType)
+		{
+			case WAYPT_RING_POINT: return "ringpt";
+			case WAYPT_PLECTRUM:   return "plectrum";
+			case WAYPT_CIRCLE:     return "ring";
+			case WAYPT_PIN:        return "pin";
+			case WAYPT_DEFAULT:
+			default:               return "default";
+		}
+	}
+
+	/**
+	 * @param inType icon type
+	 * @param inSize icon size (small/medium/large)
+	 * @return icon definition for the specified icon
+	 */
+	public static WpIconDefinition getIconDefinition(int inType, int inSize)
+	{
+		String iconName = getIconName(inType);
+		String sizeSuffix = null;
+		switch (inSize)
+		{
+			case SIZE_SMALL:  sizeSuffix = "_s"; break;
+			case SIZE_MEDIUM: sizeSuffix = "_m"; break;
+			case SIZE_LARGE:  sizeSuffix = "_l"; break;
+			default:          sizeSuffix = "_m"; inSize = SIZE_MEDIUM; break;
+		}
+		// Look up offsets in the static array
+		int xOffset = 0, yOffset = 0;
+		try {
+			xOffset = _PIXEL_OFFSETS[inType * 6 + inSize * 2];
+			yOffset = _PIXEL_OFFSETS[inType * 6 + inSize * 2 + 1];
+		}
+		catch (ArrayIndexOutOfBoundsException obe) {} // ignore, leave offsets at 0
+		WpIconDefinition iconDef = new WpIconDefinition(iconName, xOffset, yOffset);
+		// Get icon
+		ImageIcon icon = IconManager.getImageIcon(IconManager.WAYPOINT_ICON_PREFIX
+			+ iconDef.getName() + sizeSuffix + IconManager.WAYPOINT_ICON_SUFFIX);
+		iconDef.setIcon(icon);
+		return iconDef;
+	}
+}