private void SetPreview()
{
var mousePos = EyeDropperHelper.GetCursorPosition();
var previewImage = EyeDropperHelper.CaptureRegion(new Int32Rect(mousePos.X - PreviewImageOuterPixelCount, mousePos.Y - PreviewImageOuterPixelCount, 2 * PreviewImageOuterPixelCount + 1, 2 * PreviewImageOuterPixelCount + 1));
var previewColor = EyeDropperHelper.GetPixelColor(mousePos);
SetCurrentValue(PreviewImageSourceProperty, previewImage);
SetCurrentValue(PreviewBrushProperty, new SolidColorBrush(previewColor));
}
private void SetPreview()
{
var action = new Action(() =>
{
var mousePos = EyeDropperHelper.GetCursorPosition();
var previewImage = EyeDropperHelper.CaptureRegion(new Int32Rect(mousePos.X - PreviewImageOuterPixelCount, mousePos.Y - PreviewImageOuterPixelCount, 2 * PreviewImageOuterPixelCount + 1, 2 * PreviewImageOuterPixelCount + 1));
var previewColor = EyeDropperHelper.GetPixelColor(mousePos);
SetCurrentValue(PreviewImageSourceProperty, previewImage);
SetCurrentValue(PreviewBrushProperty, new SolidColorBrush(previewColor));
});
Dispatcher.BeginInvoke(DispatcherPriority.Background, action);
}
private void SetPreview()
{
if (currentTask?.Status == DispatcherOperationStatus.Executing || currentTask?.Status == DispatcherOperationStatus.Pending)
{
currentTask.Abort();
}
var action = new Action(() =>
{
var mousePos = EyeDropperHelper.GetCursorPosition();
var previewImage = EyeDropperHelper.CaptureRegion(new Int32Rect(mousePos.X - PreviewImageOuterPixelCount, mousePos.Y - PreviewImageOuterPixelCount, 2 * PreviewImageOuterPixelCount + 1, 2 * PreviewImageOuterPixelCount + 1));
var previewBrush = new SolidColorBrush(EyeDropperHelper.GetPixelColor(mousePos));
previewBrush.Freeze();
PART_PreviewImage.Source = previewImage;
SetCurrentValue(PreviewBrushProperty, previewBrush);
});
currentTask = Dispatcher.BeginInvoke(DispatcherPriority.Background, action);
}
