@Override
protected void paintComponent(Graphics g) {
measures.ensureComputed(g);
Rectangle clip = g.getClipBounds();
if (isOpaque()) {
g.setColor(getBackground());
g.fillRect(clip.x, clip.y, clip.width, clip.height);
}
long addr0 = model.getFirstOffset();
long addr1 = model.getLastOffset();
long xaddr0 = measures.toAddress(0, clip.y);
if (xaddr0 == addr0) xaddr0 = measures.getBaseAddress(model);
long xaddr1 = measures.toAddress(getWidth(), clip.y + clip.height) + 1;
highlighter.paint(g, xaddr0, xaddr1);
g.setColor(getForeground());
Font baseFont = g.getFont();
FontMetrics baseFm = g.getFontMetrics(baseFont);
Font labelFont = baseFont.deriveFont(Font.ITALIC);
FontMetrics labelFm = g.getFontMetrics(labelFont);
int cols = measures.getColumnCount();
int baseX = measures.getBaseX();
int baseY = measures.toY(xaddr0) + baseFm.getAscent() + baseFm.getLeading() / 2;
int dy = measures.getCellHeight();
int labelWidth = measures.getLabelWidth();
int labelChars = measures.getLabelChars();
int cellWidth = measures.getCellWidth();
int cellChars = measures.getCellChars();
for (long a = xaddr0; a < xaddr1; a += cols, baseY += dy) {
String label = toHex(a, labelChars);
g.setFont(labelFont);
g.drawString(
label, baseX - labelWidth + (labelWidth - labelFm.stringWidth(label)) / 2, baseY);
g.setFont(baseFont);
long b = a;
for (int j = 0; j < cols; j++, b++) {
if (b >= addr0 && b <= addr1) {
String val = toHex(model.get(b), cellChars);
int x = measures.toX(b) + (cellWidth - baseFm.stringWidth(val)) / 2;
g.drawString(val, x, baseY);
}
}
}
caret.paintForeground(g, xaddr0, xaddr1);
}
