// If all is true, loop through all selections in chart, asking it to
// grab the data and print each one.
public void print(boolean all) {
Toolkit tk = getToolkit();
PrintJob pj =
tk.getPrintJob(chart, all ? "All charts" : chart.current_tradable(), print_properties);
if (pj != null) {
if (all) {
Vector selections = chart.tradable_selections().selections();
for (int i = 0; i < selections.size(); ++i) {
chart.request_data((String) selections.elementAt(i));
if (chart.request_result_id() == Ok) {
print_current_chart(pj);
}
}
} else {
print_current_chart(pj);
}
pj.end();
}
}
private void print_current_chart(PrintJob pj) {
Graphics page = pj.getGraphics();
Dimension size = graph_panel.getSize();
Dimension pagesize = pj.getPageDimension();
main_graph.set_symbol(chart.current_tradable().toUpperCase());
if (size.width <= pagesize.width) {
// Center the output on the page.
page.translate((pagesize.width - size.width) / 2, (pagesize.height - size.height) / 2);
} else {
// The graph size is wider than a page, so print first
// the left side, then the right side. Assumption - it is
// not larger than two pages.
page.translate(15, (pagesize.height - size.height) / 2);
graph_panel.printAll(page);
page.dispose();
page = pj.getGraphics();
page.translate(pagesize.width - size.width - 13, (pagesize.height - size.height) / 2);
}
graph_panel.printAll(page);
page.dispose();
main_graph.set_symbol(null);
}