/// <summary>
/// For bitton "Compute more steps".
/// Method starts computing more steps of edge relaxation algorithm.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void MultipleEdgeRelaxationInImage(object sender, EventArgs e)
{
if (firstLoop == false)
{
MessageBox.Show("No preprocessing for edge relaxation.", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
try
{
int numberOfLoops = int.Parse(loops.Text);
if (numberOfLoops <= 0)
{
MessageBox.Show("Number of loops must be greater than zero.", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
if (newRelax != null)
{
oldRelax = (Bitmap)newRelax.Clone();
}
newRelax = EdgeRelaxation.EdgeRelaxationLoop(numberOfLoops);
invalidateNewImage(newRelax);
}
catch
{
MessageBox.Show("Count of loops must be a number.", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
}
/// <summary>
/// For button "One more step".
/// Method starts computing one loop of edge relaxation algorithm.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void SingleEdgeRelaxationInImage(object sender, EventArgs e)
{
if (firstLoop == false)
{
MessageBox.Show("No preprocessing for edge relaxation.", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
if (newRelax != null)
{
oldRelax = (Bitmap)newRelax.Clone();
}
newRelax = EdgeRelaxation.EdgeRelaxationLoop(1);
invalidateNewImage(newRelax);
}
/// <summary>
/// For button "Edge relaxation".
/// Method starts edge relaxation algorithm. It is necessarily to run this method firts because it launches the firts step,
/// normalization of gradient values for each pixel.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void StartEdgeRelaxation(object sender, EventArgs e)
{
if (firstLoop == true)
{
MessageBox.Show("Load new image.", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
if (openedImage == null)
{
MessageBox.Show("No image for edge relaxation.", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
if (newRelax != null)
{
oldRelax = (Bitmap)newRelax.Clone();
}
newRelax = EdgeRelaxation.EdgeRelaxationFirstLoop(openedImage, axis, operatorIndex);
invalidateNewImage(newRelax);
firstLoop = true;
}
