void SetZeroValues()
{
m_Focus = null;
m_FromPointed = false;
m_ToPointed = false;
m_Items = null;
m_PathData = null;
m_DrawPath = false;
m_Adjustment = null;
m_Units = null;
}
private void cancelButton_Click(object sender, EventArgs e)
{
// If we are showing adjustment results, get rid of them
if (m_Adjustment != null)
{
m_Adjustment.Dispose();
m_Adjustment = null;
}
// Tell the command that's running this dialog that we're done
if (m_Command != null)
{
m_Command.DialAbort(this);
}
}
/*
* /// <summary>
* /// Adjusts a validated path.
* /// </summary>
* void Adjust()
* {
* // Confirm that the from-point & to-point are both defined (this
* // should have been checked beforehand).
* if (m_From==null || m_To==null)
* {
* MessageBox.Show("Terminal points have not been defined");
* return;
* }
*
* // Get rid of any path previously created.
* m_PathData = null;
*
* try
* {
* // Create new path data
* Leg[] legs = PathParser.CreateLegs(m_Items);
* m_PathData = new PathInfo(m_From, m_To, legs);
*
* // Adjust the path
*
* double de; // Misclosure in eastings
* double dn; // Misclosure in northings
* double prec; // Precision
* double length; // Total observed length
* double rotation; // Rotation for adjustment
* double sfac; // Adjustment scaling factor
*
* m_PathData.Adjust(out dn, out de, out prec, out length, out rotation, out sfac);
*
* // Draw the path with the adjustment info
* m_DrawPath = true;
* m_PathData.Render(m_Command.ActiveDisplay);
*
* // Display the numeric results.
* m_Adjustment = new AdjustmentForm(dn, de, prec, length, this);
* m_Adjustment.Show();
*
* // Disable the preview button (it will be re-enabled when
* // the adjustment dialog is destroyed).
* previewButton.Enabled = false;
* }
*
* catch (Exception ex)
* {
* MessageBox.Show(ex.Message);
* return;
* }
* }
*/
/// <summary>
/// Takes action when the adjustment result dialog has been cancelled (user
/// has clicked the "Reject" button). At the time of call, the dialog
/// is already closed, though a reference to the instance is still
/// held by this class.
/// </summary>
internal void OnDestroyAdj()
{
// Remember not to draw the path.
m_DrawPath = false;
// Get rid of the dialog object.
if (m_Adjustment != null)
{
m_Adjustment.Dispose();
m_Adjustment = null;
}
// Re-enable the Preview button.
previewButton.Enabled = true;
// Ensure any preview stuff gets erased
m_Command.ErasePainting();
}
private void pathTextBox_TextChanged(object sender, EventArgs e)
{
// Cancel any previous auto-preview
previewTimer.Stop();
// If we previously had an adjustment dialog, cancel it.
// This should also end up calling this->OnDestroyAdj
if (m_Adjustment != null)
{
m_Adjustment.Dispose();
m_Adjustment = null;
}
// Ignore any path data that remains.
m_PathData = null;
// The preview button should be enabled only if there is
// something defined for the path.
CheckPreview();
//if (autoPreviewCheckBox.Checked)
previewTimer.Start();
}
