public mModifyGrayscale()
{
Effect = new GrayscaleFilter();
Effect.Enabled = true;
filter = Effect;
}
private void ConfigurePreparedFilters()
{
PreparedFilter preset = (PreparedFilter)GetFieldValue(FieldType.PREPARED_FILTER_HIGHLIGHT);
while (Filters.Count > 0)
{
Remove(Filters[0]);
}
switch (preset)
{
case PreparedFilter.TEXT_HIGHTLIGHT:
Add(new HighlightFilter(this));
break;
case PreparedFilter.AREA_HIGHLIGHT:
AbstractFilter bf = new BrightnessFilter(this);
bf.Invert = true;
Add(bf);
bf = new BlurFilter(this);
bf.Invert = true;
Add(bf);
break;
case PreparedFilter.GRAYSCALE:
AbstractFilter f = new GrayscaleFilter(this);
f.Invert = true;
Add(f);
break;
case PreparedFilter.MAGNIFICATION:
Add(new MagnifierFilter(this));
break;
}
}
private Sf.Filter GetGrayscaleFilter()
{
GrayscaleFilter filter = new GrayscaleFilter();
filter.Enabled = true;
return(filter);
}
public FilterVM CreateNewFilter()
{
GrayscaleFilter concrete = new GrayscaleFilter();
FilterVM vm = new FilterVM(concrete);
vm.Name = "New Grayscale Filter";
return(vm);
}
/// <summary>
/// Applies the grayscale filter.
/// </summary>
public async Task ApplyGrayscaleFilter()
{
await CoreApplication.MainView.CoreWindow.Dispatcher.RunAsync(CoreDispatcherPriority.Normal,
() =>
{
this.copySourcePicture();
var grayscaleFilter = new GrayscaleFilter(this.CopiedPicture);
grayscaleFilter.applyGrayscaleFilter();
}
);
}
public void GrayscaleFilterConstructorTest()
{
Bitmap b = new Bitmap(10, 10);
IntPtr Scan0 = new IntPtr(); // TODO: Passenden Wert initialisieren
int stride = 0; // TODO: Passenden Wert initialisieren
int height_start = 0; // TODO: Passenden Wert initialisieren
int height_end = 0; // TODO: Passenden Wert initialisieren
ThreadHandler thInfo = null; // TODO: Passenden Wert initialisieren
int[] i = new int[2];
GrayscaleFilter target = new GrayscaleFilter(b, Scan0, stride, height_start, height_end, thInfo, i);
}
/// <summary>
/// Simulate color impaired vision
/// </summary>
/// <param name="inData">pixels data to be processed</param>
/// <returns>processed pixels data</returns>
public int[] Simulate(int[] inData)
{
int[] outData = { };
Filter filter;
switch (MainWindow.color_filter_key)
{
case 1: // Deuteran
filter = new RedGreenFilter(9591, 23173, -730);
break;
case 2: // Protan
filter = new RedGreenFilter(3683, 29084, 131);
break;
case 3: // Tritan
filter = new TritanFilter();
break;
case 4: // Grayscale
filter = new GrayscaleFilter();
break;
default:
filter = new GrayscaleFilter();
break;
}
try
{
outData = filter.filter(inData);
if (outData.Length != inData.Length)
{
throw new Exception("Output pixels data length doesn't match");
}
}
catch (Exception exc)
{
MessageBox.Show(exc.Message);
}
return(outData);
}
