private void canvas_PreviewMouseLeftButtonUp(object sender, MouseButtonEventArgs e)
{
if (selectionPowerChbx.IsChecked == true && (rectSelectionRb.IsChecked == true || elipseSelectionRb.IsChecked == true))
{
if (clickCounter == 0)
{
clickCounter++;
firstPoint = e.GetPosition((Canvas)sender);
}
else if (clickCounter == 1)
{
// check which shape
secondPoint = e.GetPosition((Canvas)sender);
if (rectSelectionRb.IsChecked == true)
{
rects.Add(MyCustomShapes.drawMyRectangle(ref canvas, firstPoint, secondPoint));
myConversion.setSelectedPixels(MyCustomShapes.getSelectedPixelsArrayForRect(firstPoint, secondPoint, myConversion.getStride(), orginalPhoto.PixelHeight, canvas.ActualHeight, canvas.ActualWidth));
}
else if (elipseSelectionRb.IsChecked == true)
{
ellipses.Add(MyCustomShapes.drawMyEllipse(ref canvas, firstPoint, secondPoint));
myConversion.setSelectedPixels(MyCustomShapes.getSelectedPixelsArrayForEllipse(firstPoint, secondPoint, myConversion.getStride(), orginalPhoto.PixelHeight, canvas.ActualHeight, canvas.ActualWidth));
}
clickCounter = 0;
}
}
else if (selectionPowerChbx.IsChecked == true && wandSelectionRb.IsChecked == true)
{
double[] hsvpixels = myConversion.getPixelDataHSV();
byte[] rgbpixels = myConversion.getPixelDataRGB();
if (hsvpixels == null)
{
myConversion.convertRGBtoHSV();
hsvpixels = myConversion.getPixelDataHSV();
}
MyCustomShapes.range = rangeSlider.Value;
selectedColorLabel.Background = MyCustomShapes.borderColor;
myConversion.setSelectedPixels(MyCustomShapes.getSelectedPixelsArrayForWand(e.GetPosition((Canvas)sender), hsvpixels, myConversion.getStride(), orginalPhoto.PixelHeight, canvas.ActualHeight, canvas.ActualWidth));
int s = myConversion.getStride();
bool[] borderPixels = WandHelper.getBorder();
myPoints = new List <Ellipse>();
for (int y = 0; y < currentPhoto.PixelHeight; y++)
{
int yIndex = y * s;
for (int x = 0; x < s; x += 4)
{
if (borderPixels[yIndex + x])
{
int dotSize = 3;
double w = ((double)x / currentPhoto.PixelWidth / 4) * canvas.ActualWidth, h = ((double)y / currentPhoto.PixelHeight) * canvas.ActualHeight;
Ellipse currentDot = new Ellipse();
currentDot.Stroke = new SolidColorBrush(Colors.Green);
currentDot.StrokeThickness = 3;
currentDot.Height = dotSize;
currentDot.Width = dotSize;
currentDot.Fill = new SolidColorBrush(Colors.Green);
currentDot.Margin = new Thickness(w, h, 0, 0);
myPoints.Add(currentDot);
canvas.Children.Add(currentDot);
}
}
}
}
}
private void randomColor_Click(object sender, RoutedEventArgs e)
{
MyCustomShapes.setRandomColor();
selectedColorLabel.Background = MyCustomShapes.borderColor;
}
