/**
* Draws the specified string.
*
* @param g graphics reference
* @param s text
* @param x x coordinate
* @param y y coordinate
* @param w width
* @param fs font size
*/
public static void chopString(
final Graphics g, final byte[] s, final int x, final int y, final int w, final int fs) {
if (w < 12) return;
final int[] cw = fontWidths(g.getFont());
int j = s.length;
try {
int l = 0;
int fw = 0;
for (int k = 0; k < j; k += l) {
final int ww = width(g, cw, cp(s, k));
if (fw + ww >= w - 4) {
j = Math.max(1, k - l);
if (k > 1) fw -= width(g, cw, cp(s, k - 1));
g.drawString("..", x + fw, y + fs);
break;
}
fw += ww;
l = cl(s, k);
}
} catch (final Exception ex) {
Util.debug(ex);
}
g.drawString(string(s, 0, j), x, y + fs);
}
/**
* Returns the clipboard text.
*
* @return text
*/
private static String clip() {
// copy selection to clipboard
final Clipboard clip = Toolkit.getDefaultToolkit().getSystemClipboard();
final Transferable tr = clip.getContents(null);
if (tr != null) {
final ArrayList<Object> contents = BaseXLayout.contents(tr);
if (!contents.isEmpty()) return contents.get(0).toString();
} else {
Util.debug("Clipboard has no contents.");
}
return null;
}
/**
* Returns the width of the specified text. Cached font widths are used to speed up calculation.
*
* @param g graphics reference
* @param s string to be evaluated
* @return string width
*/
public static int width(final Graphics g, final byte[] s) {
final int[] cw = fontWidths(g.getFont());
final int l = s.length;
int fw = 0;
try {
// ignore faulty character sets
for (int k = 0; k < l; k += cl(s, k)) fw += width(g, cw, cp(s, k));
} catch (final Exception ex) {
Util.debug(ex);
}
return fw;
}
/**
* Serializes the specified nodes.
*
* @param n nodes to display
*/
private void setText(final DBNodes n) {
if (visible()) {
try {
final ArrayOutput ao = new ArrayOutput();
ao.setLimit(gui.gopts.get(GUIOptions.MAXTEXT));
if (n != null) n.serialize(Serializer.get(ao));
setText(ao);
cmd = null;
ns = ao.finished() ? n : null;
} catch (final IOException ex) {
Util.debug(ex);
}
} else {
home.setEnabled(gui.context.data() != null);
}
}