private void printPreviewButton_Click(object sender, EventArgs e)
{
PreparePrinting();
// show new PrintPreviewDialog
printDocument.Print(printDialog, true, true, new InsetsD(50), PrintDialogTitle);
}
private void printButton_Click(object sender, EventArgs e)
{
GraphControl control = graphControl;
// check if the rectangular region or the whole viewport should be printed
bool useRect = (bool)handler.GetValue(OUTPUT, EXPORT_RECTANGLE);
RectD bounds = useRect ? exportRect.ToRectD() : control.Viewport;
// check whether decorations (selection, handles, ...) should be hidden
bool hide = (bool)handler.GetValue(OUTPUT, HIDE_DECORATIONS);
if (hide)
{
// if so, create a new graphcontrol with the same graph
control = new GraphControl {
Graph = graphControl.Graph, Projection = graphControl.Projection
};
}
// read CanvasPrintDocument options
printDocument.Scale = (double)Handler.GetValue(DOCUMENT_SETTINGS, SCALE);
printDocument.CenterContent = (bool)Handler.GetValue(DOCUMENT_SETTINGS, CENTER_CONTENT);
printDocument.PageMarkPrinting = (bool)Handler.GetValue(DOCUMENT_SETTINGS, PAGE_MARK_PRINTING);
printDocument.ScaleDownToFitPage = (bool)Handler.GetValue(DOCUMENT_SETTINGS, SCALE_DOWN_TO_FIT_PAGE);
printDocument.ScaleUpToFitPage = (bool)Handler.GetValue(DOCUMENT_SETTINGS, SCALE_UP_TO_FIT_PAGE);
// set GraphControl
printDocument.Canvas = control;
// set print area
printDocument.PrintRectangle = bounds;
printDocument.Projection = graphControl.Projection;
// show new PrintPreviewDialog
PrintPreviewDialog dialog = new PrintPreviewDialog {
Document = printDocument
};
DialogResult result = dialog.ShowDialog(this);
if (result == DialogResult.Cancel || result == DialogResult.Abort || result == DialogResult.No)
{
return;
}
// print
printDocument.Print();
}