//Calculate Current MousePosition & relative Cell Value, Calculate Selection Rectangle
public void ScorePictureBox_MouseMove(object sender, MouseEventArgs e)
{
//Give the Score focus, to allow mouse scroll Up/Down.
ScorePanel.Focus();
try
{
CurrentMousePosition.X = MousePosition.X - this.Parent.Location.X - ScorePictureBox.Location.X - 73;
CurrentMousePosition.Y = MousePosition.Y - this.Parent.Location.Y - ScorePictureBox.Location.Y - 98;
CurrentCellXPosition = (CurrentMousePosition.X / CellWidth);
CurrentCellYPosition = (CurrentMousePosition.Y / CellHeight);
if (CurrentAction == "note" && SnapperTool == true && CurrentNoteLength != 0)
{
//If Snapper is on, Snap to nearest musically relevant position
CurrentCellXPosition = (CurrentCellXPosition - CurrentCellXPosition % CurrentNoteLength);
CurrentMousePosition.X = CurrentCellXPosition * CellWidth;
}
}
catch { /*do nothing*/ }
// Create the selection rectangle from my selection start and end points.
if (CurrentAction == "select" && SelectStartPoint.Y != POINT_FLAG_VALUE)
{
SelectEndPoint = CurrentMousePosition;
RectStartPoint = SelectStartPoint;
RectEndPoint = SelectEndPoint;
if (SelectStartPoint.X <= SelectEndPoint.X)
{
//Do not swap X's
if (SelectStartPoint.Y <= SelectEndPoint.Y)
{ /*Leave them*/
}
else
{/*Swap Y's*/
RectStartPoint = new Point(RectStartPoint.X, SelectEndPoint.Y);
RectEndPoint = new Point(RectEndPoint.X, SelectStartPoint.Y);
}
}
else
{//Swap X's
RectStartPoint = new Point(SelectEndPoint.X, RectStartPoint.Y);
RectEndPoint = new Point(SelectStartPoint.X, RectEndPoint.Y);
if (SelectStartPoint.Y <= SelectEndPoint.Y)
{ /*Leave them*/
}
else
{ /*Swap Y's*/
RectStartPoint = new Point(RectStartPoint.X, SelectEndPoint.Y);
RectEndPoint = new Point(RectEndPoint.X, SelectStartPoint.Y);
}
}
ScorePictureBox.Refresh();
}
}