private void UpdateBrightnessFromMouse(EventArgs e)
{
var mouseEv = (MouseEventArgs)(e);
var handleToChange = Handles.Single(x => x.HandleNumber == _currentHandle);
handleToChange.Brightness = 1 - (float)mouseEv.Y / ClientRectangle.Height;
if (handleToChange.Brightness + handleToChange.BrightnessRange > 1)
{
handleToChange.Brightness = 1 - handleToChange.BrightnessRange;
}
if (handleToChange.Brightness - handleToChange.BrightnessRange < 0)
{
handleToChange.Brightness = handleToChange.BrightnessRange;
}
Invalidate();
BrightnessesChanged?.Invoke(null, null);
}
private void UpdateRangeFromMouse(EventArgs e)
{
var mouseEv = (MouseEventArgs)(e);
var handleToChange = Handles.Single(x => x.HandleNumber == _currentRangeHandle);
var brightnessRangeRaw = (1 - (float)mouseEv.Y / ClientRectangle.Height);
handleToChange.BrightnessRange = brightnessRangeRaw > handleToChange.Brightness ? brightnessRangeRaw - handleToChange.Brightness : handleToChange.Brightness - brightnessRangeRaw;
if (handleToChange.Brightness + handleToChange.BrightnessRange > 1)
{
handleToChange.BrightnessRange = 1 - handleToChange.Brightness;
}
if (handleToChange.Brightness - handleToChange.BrightnessRange < 0)
{
handleToChange.BrightnessRange = handleToChange.Brightness;
}
Invalidate();
BrightnessesChanged?.Invoke(null, null);
}