/**
* A border with rounded corners and a shadow
*
* @author Poul Henriksen
*/
private static class RoundedShadowBorder extends AbstractBorder {
private Insets insets;
private ImageIcon topLeftCorner = Config.getImageAsIcon("image.border.topleft");
private ImageIcon topRightCorner = Config.getImageAsIcon("image.border.topright");
private ImageIcon bottomLeftCorner = Config.getImageAsIcon("image.border.bottomleft");
private ImageIcon bottomRightCorner = Config.getImageAsIcon("image.border.bottomright");
private Color shadowColor = new Color(145, 145, 145);
private Color backgroundColor = Color.white;
private Color borderColor = Color.black;
private int backgroundThickness = 5; // extra space around the frame
public RoundedShadowBorder() {
insets = new Insets(0, 0, 0, 0);
insets.bottom = bottomLeftCorner.getIconHeight() + backgroundThickness;
insets.top = topLeftCorner.getIconHeight() + backgroundThickness;
insets.left = topLeftCorner.getIconHeight() + backgroundThickness;
insets.right = topRightCorner.getIconHeight() + backgroundThickness;
}
/**
* Reinitializes the insets parameter with this Border's current Insets.
*
* @param c the component for which this border insets value applies
* @param insets the object to be reinitialized
* @return the <code>insets</code> object
*/
public Insets getBorderInsets(Component c, Insets insets) {
insets.bottom = this.insets.bottom;
insets.top = this.insets.top;
insets.left = this.insets.left;
insets.right = this.insets.right;
return insets;
}
/**
* Returns a new <code>Insets</code> instance.
*
* @param c the component for which this border insets value applies
* @return the new <code>Insets</code> object
*/
public Insets getBorderInsets(Component c) {
return (Insets) insets.clone();
}
/** Returns false. */
public boolean isBorderOpaque() {
return false;
}
/** Paints the border */
public void paintBorder(Component c, Graphics g, int x, int y, int width, int height) {
x += backgroundThickness;
y += backgroundThickness;
height -= 2 * backgroundThickness;
width -= 2 * backgroundThickness;
// Top
g.setColor(backgroundColor);
g.drawLine(x, y, x + width, y);
g.drawLine(x, y + 1, x + width, y + 1);
g.drawLine(x, y + 2, x + width, y + 2);
g.setColor(borderColor);
g.drawLine(x, y + 3, x + width, y + 3);
// Bottom
g.setColor(borderColor);
g.drawLine(x, y + height - 4, x + width, y + height - 4);
g.setColor(shadowColor);
g.drawLine(x, y + height - 3, x + width, y + height - 3);
g.drawLine(x, y + height - 2, x + width, y + height - 2);
// Left
g.setColor(backgroundColor);
g.drawLine(x, y, x, y + height);
g.drawLine(x + 1, y, x + 1, y + height);
g.drawLine(x + 2, y, x + 2, y + height);
g.setColor(borderColor);
g.drawLine(x + 3, y, x + 3, y + height);
// Right
g.setColor(borderColor);
g.drawLine(x + width - 4, y, x + width - 4, y + height);
g.setColor(shadowColor);
g.drawLine(x + width - 3, y, x + width - 3, y + height);
g.drawLine(x + width - 2, y, x + width - 2, y + height);
// Background around the border
g.setColor(backgroundColor);
for (int i = 0; i < backgroundThickness + 1; i++) {
g.drawRect(x - i, y - i, width - 1 + 2 * i, height - 1 + 2 * i);
}
// Corners
height += backgroundThickness;
width += backgroundThickness;
topLeftCorner.paintIcon(c, g, x, y);
topRightCorner.paintIcon(c, g, x + width - insets.right, y);
bottomLeftCorner.paintIcon(c, g, x, y + height - insets.bottom);
bottomRightCorner.paintIcon(c, g, x + width - insets.right, y + height - insets.bottom);
}
}
/**
* Get the icon for most BlueJ frames.
*
* @return an icon to be used as the frame icon for most BlueJ windows
*/
public static Image getIconImage() {
if (iconImage == null) iconImage = Config.getImageAsIcon("image.icon").getImage();
return iconImage;
}