Revision: 6481
http://sourceforge.net/p/jump-pilot/code/6481
Author: edso
Date: 2020-09-15 12:46:29 +0000 (Tue, 15 Sep 2020)
Log Message:
-----------
add some utility methods
switch resize algo to average because results look sharper
make padding more flexible
Modified Paths:
--------------
core/trunk/src/com/vividsolutions/jump/workbench/ui/GUIUtil.java
Modified: core/trunk/src/com/vividsolutions/jump/workbench/ui/GUIUtil.java
===================================================================
--- core/trunk/src/com/vividsolutions/jump/workbench/ui/GUIUtil.java
2020-09-15 10:18:11 UTC (rev 6480)
+++ core/trunk/src/com/vividsolutions/jump/workbench/ui/GUIUtil.java
2020-09-15 12:46:29 UTC (rev 6481)
@@ -819,8 +819,32 @@
return image;
}
}
-
+
+ public static ImageIcon toImageIcon(Icon icon) {
+ if (icon instanceof ImageIcon) {
+ return ((ImageIcon) icon);
+ }
+
+ return new ImageIcon(toImage(icon));
+ }
+
/**
+ * Create an ImageIcon from given color and dimensions
+ *
+ * @param color
+ * @param width
+ * @param height
+ * @return
+ */
+ public static ImageIcon fromColor(Color color, int width, int height) {
+ BufferedImage img = new BufferedImage(width, height,
BufferedImage.TYPE_INT_RGB);
+ Graphics g = img.getGraphics();
+ g.setColor(color);
+ g.fillRect(0,0,width,height);
+ return new ImageIcon(img);
+ }
+
+ /**
* resize to a square, even non square images
*
* @param icon imageIcon to resize
@@ -842,7 +866,7 @@
*/
public static ImageIcon resize(ImageIcon icon, int extent_x, int extent_y) {
return new ImageIcon(icon.getImage().getScaledInstance(extent_x, extent_y,
- Image.SCALE_SMOOTH));
+ Image.SCALE_AREA_AVERAGING));
}
/**
@@ -871,10 +895,24 @@
* @return the enlarged ImageIcon
*/
public static ImageIcon pad(ImageIcon icon, int border) {
- BufferedImage padded = new BufferedImage(icon.getIconWidth() + 2 * border,
- icon.getIconHeight() + 2 * border, BufferedImage.TYPE_INT_ARGB);
+ return pad( icon, border, border, border, border);
+ }
+
+ /**
+ * Enlarge icon by padding it by given number of pixels
+ *
+ * @param icon
+ * @param top
+ * @param left
+ * @param bottom
+ * @param right
+ * @return
+ */
+ public static ImageIcon pad(ImageIcon icon, int top, int left, int bottom,
int right) {
+ BufferedImage padded = new BufferedImage(icon.getIconWidth() + left +
right,
+ icon.getIconHeight() + top + bottom, BufferedImage.TYPE_INT_ARGB);
Graphics g = padded.createGraphics();
- g.drawImage(icon.getImage(), border, border, null);
+ g.drawImage(icon.getImage(), left, top, null);
return new ImageIcon(padded);
}
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