public void UpdatePastePoint(Point newMousePosition, Point mouseDelta)
{
if (!Chords.Any())
{
return;
}
var mouseString = Owner.SnapToString(newMousePosition.Y);
var offset = new Point(FirstChordOffset.X - mousePointBegin.X, mouseStringBegin - MinSelectionString);
if (Owner.GridSnap)
{
var screenPoint = Owner.GetClientPointFromTick(Chords.GetTickPair());
var offsetPointLeft = new Point(newMousePosition.X + offset.X, mouseString - offset.Y);
var offsetPointRight = new Point(newMousePosition.X + offset.X + screenPoint.TickLength, mouseString - offset.Y);
int snapLeft;
var snappedLeft = Owner.GetGridSnapPointFromClientPoint(offsetPointLeft, out snapLeft);
int snapRight;
var snappedRight = Owner.GetGridSnapPointFromClientPoint(offsetPointRight, out snapRight);
if (snappedLeft && snappedRight)
{
if (mouseDelta.X < 0)// Math.Abs(offsetPointLeft.X - snapLeft) < Math.Abs(offsetPointRight.X - snapRight))
{
newMousePosition.X = snapLeft - offset.X;
}
else
{
newMousePosition.X = snapRight - screenPoint.TickLength - offset.X;
}
}
else if (snappedLeft)
{
newMousePosition.X = snapLeft - offset.X;
}
else if (snappedRight)
{
newMousePosition.X = snapRight - screenPoint.TickLength - offset.X;
}
}
Owner.CurrentPastePoint.MousePos = new Point(newMousePosition.X, mouseString);
Owner.CurrentPastePoint.MinChordX = newMousePosition.X;
Owner.CurrentPastePoint.Offset = offset;
Owner.CurrentPastePoint.MinNoteString = MinSelectionString;
var pastePoint = Owner.CurrentPastePoint;
var copyRange = Chords.GetTickPair();
var stringOffset = (pastePoint.MousePos.Y) - pastePoint.MinNoteString - pastePoint.Offset.Y;
var startTick = Owner.GetTickFromClientPoint(pastePoint.MousePos.X + pastePoint.Offset.X);
var pasteRange = new TickPair(startTick, startTick + copyRange.TickLength);
var copyTime = Owner.GuitarTrack.TickToTime(copyRange);
var pasteTime = Owner.GuitarTrack.TickToTime(pasteRange);
pasteTime.TimeLength = copyTime.TimeLength;
pasteRange.Up = Owner.GuitarTrack.TimeToTick(pasteTime.Up);
pasteRange = Owner.SnapTickPairPro(pasteRange);
foreach (var c in Chords)
{
var noteTime = Owner.GuitarTrack.TickToTime(c.TickPair);
var delta = noteTime.Down - copyTime.Down;
var startEndTick = new TickPair(
Owner.GuitarTrack.TimeToTick(pasteTime.Down + delta),
Owner.GuitarTrack.TimeToTick(pasteTime.Down + delta + c.TimeLength));
c.SetTicks(startEndTick);
}
}
