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+package gnu.javax.swing.text.html;
+
+
+import java.awt.Color;
+import java.awt.Component;
+import java.awt.Graphics;
+import java.io.Serializable;
+
+import javax.swing.Icon;
+import javax.swing.plaf.metal.MetalLookAndFeel;
+
+/**
+ * Creates icons for ImageView. The icons reflect the basic ideas of the Sun's
+ * icons as they would be described in the text (sheet of paper with image and
+ * broken sheet of paper with image). They are not pixel to pixel identical and
+ * contain elements from the metal icon factory.
+ *
+ * @author Audrius Meskauskas (audriusa@bioinformatics.org)
+ */
+public class ImageViewIconFactory
+{
+ private static Icon noImageIcon;
+
+ private static Icon loadingImageIcon;
+
+ /**
+ * This icon reflects the general concept (broken sheet of paper with
+ * image), but is currently not pixel to pixel identical with the Sun's
+ * implementation.
+ */
+ public static class NoImageIcon implements Icon, Serializable
+ {
+ /**
+ * Creates a new icon.
+ */
+ public NoImageIcon()
+ {
+ // Nothing to do here.
+ }
+
+ /**
+ * Returns the width of the icon, in pixels.
+ *
+ * @return The width of the icon.
+ */
+ public int getIconWidth()
+ {
+ return 38;
+ }
+
+ /**
+ * Returns the height of the icon, in pixels.
+ *
+ * @return The height of the icon.
+ */
+ public int getIconHeight()
+ {
+ return 38;
+ }
+
+ /**
+ * Paints the icon using colors from the {@link MetalLookAndFeel}.
+ *
+ * @param c
+ * the component (ignored).
+ * @param g
+ * the graphics device.
+ * @param x
+ * the x-coordinate for the top-left of the icon.
+ * @param y
+ * the y-coordinate for the top-left of the icon.
+ */
+ public void paintIcon(Component c, Graphics g, int x, int y)
+ {
+ // frame
+ Color savedColor = g.getColor();
+
+ g.setColor(MetalLookAndFeel.getBlack());
+
+ g.drawLine(x, y, x + 19, y);
+
+ g.drawLine(x, y + 1, x, y + 5);
+ g.drawLine(x, y + 13, x, y + 25);
+
+ g.drawLine(x, y + 25, x + 22, y + 25);
+
+ g.drawLine(x + 22, y + 25, x + 22, y + 21);
+ g.drawLine(x + 22, y + 13, x + 22, y + 6);
+
+ g.drawLine(x + 22, y + 6, x + 19, y);
+
+ g.drawLine(x + 17, y + 2, x + 21, y + 6);
+
+ g.drawLine(x + 18, y + 1, x + 19, y + 1);
+
+ g.setColor(MetalLookAndFeel.getControlShadow());
+
+ g.drawLine(x + 1, y + 1, x + 17, y + 1);
+
+ g.drawLine(x + 1, y + 1, x + 1, y + 5);
+ g.drawLine(x + 1, y + 13, x + 1, y + 24);
+
+ g.drawLine(x + 1, y + 24, x + 21, y + 24);
+
+ g.drawLine(x + 21, y + 24, x + 21, y + 21);
+ g.drawLine(x + 21, y + 13, x + 21, y + 7);
+
+ g.drawLine(x + 18, y + 2, x + 20, y + 4);
+
+ // Breaking line
+
+ // Shadow
+ g.drawLine(x + 1, y + 6, x + 20, y + 13);
+ g.drawLine(x + 1, y + 13, x + 20, y + 20);
+
+ // Edge
+ g.setColor(MetalLookAndFeel.getBlack());
+ g.drawLine(x, y + 6, x + 21, y + 14);
+ g.drawLine(x, y + 12, x + 21, y + 20);
+
+ // Picture
+
+ y += 1;
+ x += 3;
+
+ g.setColor(MetalLookAndFeel.getBlack());
+
+ // roof
+ g.drawLine(x + 4, y + 5, x + 8, y + 1);
+ g.drawLine(x + 8, y + 1, x + 15, y + 8);
+
+ // chimney
+ g.drawLine(x + 11, y + 2, x + 11, y + 4);
+ g.drawLine(x + 12, y + 2, x + 12, y + 5);
+
+ g.setColor(MetalLookAndFeel.getControlDarkShadow());
+
+ // roof paint
+ int xx = x + 8;
+ for (int i = 0; i < 4; i++)
+ g.drawLine(xx - i, y + 2 + i, xx + i, y + 2 + i);
+ g.fillRect(x + 4, y + 6, 9, 2);
+
+ // base of house
+ g.drawLine(x + 3, y + 14, x + 3, y + 18);
+ g.drawLine(x + 3, y + 18, x + 13, y + 18);
+
+ g.setColor(savedColor);
+ }
+ }
+
+ /**
+ * This icon reflects the general concept (sheet of paper with image), but is
+ * currently not pixel to pixel identical with the Sun's implementation.
+ */
+ public static class LoadingImageIcon implements Icon, Serializable
+ {
+
+ /**
+ * Creates a new icon.
+ */
+ public LoadingImageIcon()
+ {
+ // Nothing to do here.
+ }
+
+ /**
+ * Returns the width of the icon, in pixels.
+ *
+ * @return The width of the icon.
+ */
+ public int getIconWidth()
+ {
+ return 38;
+ }
+
+ /**
+ * Returns the height of the icon, in pixels.
+ *
+ * @return The height of the icon.
+ */
+ public int getIconHeight()
+ {
+ return 38;
+ }
+
+ /**
+ * Paints the icon using colors from the {@link MetalLookAndFeel}.
+ *
+ * @param c
+ * the component (ignored).
+ * @param g
+ * the graphics device.
+ * @param x
+ * the x-coordinate for the top-left of the icon.
+ * @param y
+ * the y-coordinate for the top-left of the icon.
+ */
+ public void paintIcon(Component c, Graphics g, int x, int y)
+ {
+ // frame
+ Color savedColor = g.getColor();
+
+ g.setColor(Color.black);
+ g.drawLine(x, y, x + 19, y);
+ g.drawLine(x, y + 1, x, y + 25);
+ g.drawLine(x, y + 25, x + 22, y + 25);
+ g.drawLine(x + 22, y + 25, x + 22, y + 6);
+ g.drawLine(x + 22, y + 6, x + 19, y);
+
+ g.drawLine(x + 17, y + 2, x + 21, y + 6);
+ g.drawLine(x + 18, y + 1, x + 19, y + 1);
+
+ g.setColor(new Color(204, 204, 255));
+
+ g.drawLine(x + 1, y + 1, x + 17, y + 1);
+ g.drawLine(x + 1, y + 1, x + 1, y + 24);
+ g.drawLine(x + 1, y + 24, x + 21, y + 24);
+ g.drawLine(x + 21, y + 24, x + 21, y + 7);
+ g.drawLine(x + 18, y + 2, x + 20, y + 4);
+
+ // Picture (house)
+
+ y += 3;
+ x += 3;
+
+ g.setColor(MetalLookAndFeel.getBlack());
+
+ // roof
+ g.drawLine(x + 1, y + 8, x + 8, y + 1);
+ g.drawLine(x + 8, y + 1, x + 15, y + 8);
+
+ // base of house
+ g.drawLine(x + 3, y + 6, x + 3, y + 15);
+ g.drawLine(x + 3, y + 15, x + 13, y + 15);
+ g.drawLine(x + 13, y + 6, x + 13, y + 15);
+
+ // door frame
+ g.drawLine(x + 6, y + 9, x + 6, y + 15);
+ g.drawLine(x + 6, y + 9, x + 10, y + 9);
+ g.drawLine(x + 10, y + 9, x + 10, y + 15);
+
+ // chimney
+ g.drawLine(x + 11, y + 2, x + 11, y + 4);
+ g.drawLine(x + 12, y + 2, x + 12, y + 5);
+
+ g.setColor(MetalLookAndFeel.getControlDarkShadow());
+
+ // roof paint
+ int xx = x + 8;
+ for (int i = 0; i < 4; i++)
+ g.drawLine(xx - i, y + 2 + i, xx + i, y + 2 + i);
+ g.fillRect(x + 4, y + 6, 9, 2);
+
+ // door knob
+ g.drawLine(x + 9, y + 12, x + 9, y + 12);
+
+ // house paint
+ g.setColor(MetalLookAndFeel.getPrimaryControl());
+ g.drawLine(x + 4, y + 8, x + 12, y + 8);
+ g.fillRect(x + 4, y + 9, 2, 6);
+ g.fillRect(x + 11, y + 9, 2, 6);
+
+ g.setColor(savedColor);
+ }
+ }
+
+ public static Icon getNoImageIcon()
+ {
+ if (noImageIcon == null)
+ noImageIcon = new NoImageIcon();
+ return noImageIcon;
+ }
+
+ public static Icon getLoadingImageIcon()
+ {
+ if (loadingImageIcon == null)
+ loadingImageIcon = new LoadingImageIcon();
+ return loadingImageIcon;
+ }
+
+}