// Manage the combo box for the filters
// Apply the filter when one is selected
private void ComboBoxFilter_SelectedIndexChanged(object sender, EventArgs e)
{
// If the combobox is selected > 0 It means that one filter was selected
// So the user can choose a Edge to apply (enable the combobox edge)
if (comboBoxFilter.SelectedIndex > 0)
{
SetComboboxEdgeActive(true);
}
// If the combobox is selected < 0 It means that no filter was selected
// So the user cannot choose an Edge until he hasn't chose a filter (disable the combobox edge)
else
{
SetComboboxEdgeActive(false);
}
// Once a filter/no filter was choosen by the user it will be applied on the bitmap loaded
try
{
// Get the original bitmap to apply the filter
currentBitmapFilter = inputManager.GetOriginalImageFromFile().CopyToSquareCanvas(pictureBoxForImageLoaded.Width);
// Get the name of the filter selected by the user and add it to the interface filter
filter.SetFilterName(comboBoxFilter.SelectedItem.ToString());
// Apply the filter selected on the bitmap through the manager
currentBitmapFilter = filterManager.ApplyFilter(currentBitmapFilter, filter);
// Put the bimtap with the applied filter on the picture box
pictureBoxForImageLoaded.Image = currentBitmapFilter;
}
// If there is any exception it will be catch and set the bitmap to null
catch (Exception ex)
{
Console.WriteLine(e);
pictureBoxForImageLoaded.Image = null;
}
}
public void TestFilter_NoneFilterManager()
{
// Create the bitmap with No filter applied using the correct path
Bitmap bitmapNone = new Bitmap(pathIceland);
// Set filter name 'None'
iFilter.SetFilterName("None");
// Create a bitmap with the path of the original image
Bitmap bitmapResult = new Bitmap(pathIceland);
// Apply the filter directly on the bitmap
bitmapResult = filterManager.ApplyFilter(bitmapResult, iFilter);
// Compare the pixels of the 2 bitamps to check if they are the same
comparePixelImages(bitmapNone, bitmapResult);
}