/**
* Draws the axes in the drawing panel.
*
* @param panel
* @param g
*/
public void draw(DrawingPanel panel, Graphics g) {
if (!visible) {
return;
}
if (interiorColor != null) {
g.setColor(interiorColor);
int gw = panel.getLeftGutter() + panel.getRightGutter();
int gh = panel.getTopGutter() + panel.getBottomGutter();
g.fillRect(
panel.getLeftGutter(),
panel.getTopGutter(),
panel.getWidth() - gw,
panel.getHeight() - gh);
g.setColor(Color.lightGray);
g.drawRect(
panel.getLeftGutter(),
panel.getTopGutter(),
panel.getWidth() - gw,
panel.getHeight() - gh);
}
xaxis.draw(panel, g);
yaxis.draw(panel, g);
titleLine.setX((panel.getXMax() + panel.getXMin()) / 2);
if (panel.getTopGutter() > 20) {
titleLine.setY(panel.getYMax() + 5 / panel.getYPixPerUnit());
} else {
titleLine.setY(panel.getYMax() - 25 / panel.getYPixPerUnit());
}
titleLine.draw(panel, g);
}
/**
* Gets the dimension of the lattice in pixel units.
*
* @param panel
* @return the dimension
*/
public Dimension getInterior(DrawingPanel panel) {
float availableWidth = panel.getWidth() - panel.getLeftGutter() - panel.getRightGutter() - 1;
float availableHeight = panel.getHeight() - panel.getTopGutter() - panel.getBottomGutter() - 1;
scaleFactor = Math.min(availableWidth / dimension.width, availableHeight / dimension.height);
if (scaleFactor > 1) {
scaleFactor = 1;
return dimension;
}
return new Dimension((int) (scaleFactor * ncol), (int) (scaleFactor * nrow));
}
public static void main(String[] args) {
DrawingPanel drawing = new DrawingPanel(200, 200);
Graphics canvas = drawing.getGraphics();
canvas.setColor(Colors.black);
canvas.fillRect(0, 0, drawing.getWidth(), drawing.getHeight());
canvas.setColor(Colors.white);
for (int i = 5; i > 0; i--) {
canvas.fillRect(i * 20, (5 - i) * 20, 20, 20);
}
}