/// <inheritdoc cref="TrackBarEventArgs"/>
public async Task OnEventHandler(object publisher, TrackBarEventArgs e)
{
var container = ImageContainer.Unknown;
try
{
container = e.Container;
if (!View.ImageIsDefault(container))
{
var scale = View.GetZoomFactor(container);
var rad = View.GetRotationFactor(container);
var copy = await GetImageCopy(container)
.ConfigureAwait(true);
await Paint(
new PipelineBlock(copy)
.Add <Bitmap, Bitmap>(
(bmp) => _scale.Scale(bmp, scale, scale))
.Add <Bitmap, Bitmap>(
(bmp) => _rotation.Rotate(bmp, rad)),
container
).ConfigureAwait(true);
}
}
catch (ArgumentException ex)
{
View.SetDefaultImage(container);
}
catch (Exception ex)
{
OnError(publisher, Errors.Zoom);
}
}
private void trackOpacity_ValueChanged(object sender, TrackBarEventArgs e)
{
this.Opacity = e.NewValue / 100.0;
}
public virtual async Task OnEventHandler(object publisher, TrackBarEventArgs e)
{
}