private void HandleMouseInput(object sender, SharpDX.RawInput.MouseInputEventArgs e)
{
if (MouseInputEvent != null)
{
MouseInputEvent(sender, new MouseEventArgs(e));
}
}
public MouseEventArgs(SharpDX.RawInput.MouseInputEventArgs e)
{
ButtonFlags = (ButtonFlags)e.ButtonFlags;
ExtraInformation = e.ExtraInformation;
WheelDelta = e.WheelDelta;
X = e.X;
Y = e.Y;
}
/// <summary>
/// Handler for the ScrollWheel.
/// </summary>
private void InputEvents_Scroll(object sender, SharpDX.RawInput.MouseInputEventArgs e)
{
if (Properties.EnableScroll && Properties.Sequence.keys.Count > 1)
{
// If there's no active key or the ks doesn't contain it (e.g. the sequence was just changed), make the first one active.
if (activeKey == DeviceKeys.NONE || !Properties.Sequence.keys.Contains(activeKey))
{
activeKey = Properties.Sequence.keys[0];
}
// If there's an active key make scroll move up/down
else
{
// Target index is the current index +/- 1 depending on the scroll value
int idx = Properties.Sequence.keys.IndexOf(activeKey) + (e.WheelDelta > 0 ? -1 : 1);
// If scroll loop is enabled, allow the index to wrap around from start to end or end to start.
if (Properties.ScrollLoop)
{
if (idx < 0) // If index is now negative (if first item selected and scrolling down), add the length to loop back
{
idx += Properties.Sequence.keys.Count;
}
idx = idx % Properties.Sequence.keys.Count;
// If scroll loop isn't enabled, cap the index so that it stops at either end
}
else
{
idx = Math.Max(Math.Min(idx, Properties.Sequence.keys.Count - 1), 0);
}
activeKey = Properties.Sequence.keys[idx];
}
}
}
