/**
* 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);
}
/**
* Draws a visualization tooltip.
*
* @param g graphics reference
* @param tt tooltip label
* @param x horizontal position
* @param y vertical position
* @param w width
* @param c color color depth
*/
public static void drawTooltip(
final Graphics g, final String tt, final int x, final int y, final int w, final int c) {
final int tw = width(g, tt);
final int th = g.getFontMetrics().getHeight();
final int xx = Math.min(w - tw - 8, x);
g.setColor(color(c));
g.fillRect(xx - 1, y - th, tw + 4, th);
g.setColor(BACK);
g.drawString(tt, xx, y - 4);
}
/**
* 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;
}
/* (non-Javadoc)
* @see javax.swing.JComponent#paintComponent(java.awt.Graphics)
*/
protected void paintComponent(Graphics arg0) {
// long time1 = System.currentTimeMillis();
try {
super.paintComponent(arg0);
if (this.isOpaque()) {
Rectangle clipBounds = arg0.getClipBounds();
arg0.setColor(this.getBackground());
arg0.fillRect(clipBounds.x, clipBounds.y, clipBounds.width, clipBounds.height);
}
this.rblock.paint(arg0);
// Paint FrameContext selection
RenderablePoint start = this.startSelection;
RenderablePoint end = this.endSelection;
if (start != null && end != null && !start.equals(end)) {
this.rblock.paintSelection(arg0, false, start, end);
}
} finally {
// long time2 = System.currentTimeMillis();
// System.out.println("NonScrollableHtmlPanel.paintComponent(): numRenderables=" +
// numRenderables + ",time=" + (time2 - time1) + " ms.");
}
}
public void paint(Graphics g) {
super.paint(g);
if (!isEditing) return;
Dimension psize = getPreferredSize();
if (isFocused) g.setColor(Color.yellow);
else g.setColor(Color.green);
g.drawLine(0, 0, psize.width, 0);
g.drawLine(0, 0, 0, psize.height);
g.drawLine(0, psize.height - 1, psize.width - 1, psize.height - 1);
g.drawLine(psize.width - 1, 0, psize.width - 1, psize.height - 1);
}
/**
* Draws a colored cell.
*
* @param g graphics reference
* @param xs horizontal start position
* @param xe horizontal end position
* @param ys vertical start position
* @param ye vertical end position
* @param focus highlighting flag
*/
public static void drawCell(
final Graphics g,
final int xs,
final int xe,
final int ys,
final int ye,
final boolean focus) {
g.setColor(gray);
g.drawRect(xs, ys, xe - xs - 1, ye - ys - 1);
g.setColor(BACK);
g.drawRect(xs + 1, ys + 1, xe - xs - 3, ye - ys - 3);
g.setColor(focus ? lgray : BACK);
g.fillRect(xs + 1, ys + 1, xe - xs - 2, ye - ys - 2);
}
@Override
public void paintIcon(Component c, Graphics g, int x, int y) {
Graphics2D g2 = (Graphics2D) g.create();
g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
g2.translate(x, y);
g2.setStroke(new BasicStroke(BORDER_WIDTH));
g2.setPaint(LINE_COLOR);
g2.draw(BORDER);
g2.setStroke(new BasicStroke(SLIT_WIDTH));
g2.setColor(UIManager.getColor("Panel.background"));
int n = SLIT_NUM + 1;
int v = ICON_SIZE / n;
int m = n * v;
for (int i = 1; i < n; i++) {
int a = i * v;
g2.drawLine(a, 0, a, m);
g2.drawLine(0, a, m, a);
}
// g2.drawLine(1 * v, 0 * v, 1 * v, 4 * v);
// g2.drawLine(2 * v, 0 * v, 2 * v, 4 * v);
// g2.drawLine(3 * v, 0 * v, 3 * v, 4 * v);
// g2.drawLine(0 * v, 1 * v, 4 * v, 1 * v);
// g2.drawLine(0 * v, 2 * v, 4 * v, 2 * v);
// g2.drawLine(0 * v, 3 * v, 4 * v, 3 * v);
g2.setPaint(LINE_COLOR);
Rectangle2D b = ARROW.getBounds();
Point2D p = new Point2D.Double(b.getX() + b.getWidth() / 2d, b.getY() + b.getHeight() / 2d);
AffineTransform toCenterAT =
AffineTransform.getTranslateInstance(ICON_SIZE / 2d - p.getX(), ICON_SIZE / 2d - p.getY());
g2.fill(toCenterAT.createTransformedShape(ARROW));
g2.dispose();
}
/**
* Returns the character width of the specified character.
*
* @param g graphics reference
* @param cw array with character widths
* @param c character
* @return character width
*/
public static int width(final Graphics g, final int[] cw, final int c) {
return c >= cw.length ? g.getFontMetrics().charWidth(c) : cw[c];
}
/**
* Returns the width of the specified text.
*
* @param g graphics reference
* @param s string to be evaluated
* @return string width
*/
public static int width(final Graphics g, final String s) {
return g.getFontMetrics().stringWidth(s);
}
/**
* Draws a centered string to the panel.
*
* @param g graphics reference
* @param text text to be painted
* @param w panel width
* @param y vertical position
*/
public static void drawCenter(final Graphics g, final String text, final int w, final int y) {
g.drawString(text, (w - width(g, text)) / 2, y);
}
public void print(Graphics g) {
TextField txt = (TextField) target;
Dimension d = txt.size();
int w = d.width - (2 * BORDER);
int h = d.height - (2 * BORDER);
Color bg = txt.getBackground();
Color fg = txt.getForeground();
Color highlight = bg.brighter();
String text = txt.getText();
int moved = 0;
int selStart = 0;
int selEnd = 0;
g.setFont(txt.getFont());
g.setColor(txt.isEditable() ? highlight : bg);
g.fillRect(BORDER, BORDER, w, h);
g.setColor(bg);
// g.drawRect(0, 0, d.width-1, d.height-1);
draw3DRect(g, bg, 1, 1, d.width - 3, d.height - 3, false);
if (text != null) {
g.clipRect(BORDER, MARGIN, w, d.height - (2 * MARGIN));
FontMetrics fm = g.getFontMetrics();
w = d.width - BORDER;
h = d.height - (2 * MARGIN);
int xs = pos2x(selStart) - moved;
int xe = pos2x(selEnd) - moved;
if ((xs < MARGIN) && (xe > w)) {
g.setColor(highlight);
g.fillRect(BORDER, MARGIN, w - BORDER, h);
} else {
g.setColor(bg);
// g.fillRect(BORDER, MARGIN, w - BORDER, h);
if ((xs >= MARGIN) && (xs <= w)) {
g.setColor(highlight); // selected text
if (xe > w) {
g.fillRect(xs, MARGIN, w - xs, h);
} else if (xs == xe) {
// g.fillRect(xs, MARGIN, 1, h);
} else {
g.fillRect(xs, MARGIN, xe - xs, h);
}
} else if ((xe >= MARGIN) && (xe <= w)) {
g.setColor(highlight);
g.fillRect(BORDER, MARGIN, xe - BORDER, h);
}
}
g.setColor(fg);
int x = MARGIN - moved;
char echoChar = txt.getEchoChar();
if (echoChar == 0) {
g.drawString(text, x, BORDER + MARGIN + fm.getMaxAscent());
} else {
char data[] = new char[text.length()];
for (int i = 0; i < data.length; i++) {
data[i] = echoChar;
}
g.drawChars(data, 0, data.length, x, BORDER + MARGIN + fm.getMaxAscent());
}
}
target.print(g);
}
