/// <summary>
/// Sets the direction of grid sweep
/// </summary>
/// <param name="direction">direction of sweep</param>
public void SetGridSweepDirection(GridSweepDirections direction)
{
_gridSweepDirection = direction;
switch (direction)
{
case GridSweepDirections.LeftRight:
_gridStartPoint.X = 0;
_gridStartPoint.Y = 0;
_gridEndPoint.X = 0;
_gridEndPoint.Y = _boundHeight - 1;
break;
case GridSweepDirections.RightLeft:
_gridStartPoint.X = _boundWidth - 1;
_gridStartPoint.Y = 0;
_gridEndPoint.X = _boundWidth - 1;
_gridEndPoint.Y = _boundHeight - 1;
break;
case GridSweepDirections.TopDown:
_gridStartPoint.X = 0;
_gridStartPoint.Y = 0;
_gridEndPoint.X = _boundWidth - 1;
_gridEndPoint.Y = 0;
break;
case GridSweepDirections.BottomUp:
_gridStartPoint.X = 0;
_gridStartPoint.Y = _boundHeight - 1;
_gridEndPoint.X = _boundWidth - 1;
_gridEndPoint.Y = _boundHeight - 1;
break;
}
}
/// <summary>
/// Creates a pen and initializes grid coordinates
/// </summary>
private void initGridLine()
{
createPen(_gridPenColor, LineWidth);
_gridStartPoint = new Point(0, 0);
_gridEndPoint = new Point(0, _boundHeight);
_gridMouseMoveDirection = GridMouseMoveDirections.AtoB;
_gridSweepDirection = GridSweepDirections.LeftRight;
_gridStartPoint.X = GridOriginX;
_gridStartPoint.Y = GridOriginY;
_gridEndPoint.X = GridOriginX;
_gridEndPoint.Y = _boundHeight - 1;
}
/// <summary>
/// Toggles the direction of grid sweep
/// </summary>
/// <returns>new direction</returns>
public GridSweepDirections ToggleGridSweepDirection()
{
var direction = _gridSweepDirection;
switch (direction)
{
case GridSweepDirections.BottomUp:
direction = GridSweepDirections.LeftRight;
_gridStartPoint.X = GridOriginX;
_gridStartPoint.Y = GridOriginY;
_gridEndPoint.X = GridOriginX;
_gridEndPoint.Y = _boundHeight - 1;
break;
case GridSweepDirections.LeftRight:
direction = GridSweepDirections.RightLeft;
_gridStartPoint.X = _boundWidth - 1;
_gridStartPoint.Y = GridOriginY;
_gridEndPoint.X = _boundWidth - 1;
_gridEndPoint.Y = _boundHeight - 1;
break;
case GridSweepDirections.RightLeft:
direction = GridSweepDirections.TopDown;
_gridStartPoint.X = GridOriginX;
_gridStartPoint.Y = GridOriginY;
_gridEndPoint.X = _boundWidth - 1;
_gridEndPoint.Y = GridOriginY;
break;
case GridSweepDirections.TopDown:
direction = GridSweepDirections.BottomUp;
_gridStartPoint.X = GridOriginX;
_gridStartPoint.Y = _boundHeight - 1;
_gridEndPoint.X = _boundWidth - 1;
_gridEndPoint.Y = _boundHeight - 1;
break;
}
_gridSweepDirection = direction;
return(direction);
}
/// <summary>
/// Creates a pen and initializes grid coordinates
/// </summary>
private void initGridLine()
{
createPen(_gridPenColor, LineWidth);
_gridStartPoint = new Point(0, 0);
_gridEndPoint = new Point(0, _boundHeight);
_gridMouseMoveDirection = GridMouseMoveDirections.AtoB;
_gridSweepDirection = GridSweepDirections.LeftRight;
_gridStartPoint.X = GridOriginX;
_gridStartPoint.Y = GridOriginY;
_gridEndPoint.X = GridOriginX;
_gridEndPoint.Y = _boundHeight - 1;
}
/// <summary>
/// Toggles the direction of grid sweep
/// </summary>
/// <returns>new direction</returns>
public GridSweepDirections ToggleGridSweepDirection()
{
var direction = _gridSweepDirection;
switch (direction)
{
case GridSweepDirections.BottomUp:
direction = GridSweepDirections.LeftRight;
_gridStartPoint.X = GridOriginX;
_gridStartPoint.Y = GridOriginY;
_gridEndPoint.X = GridOriginX;
_gridEndPoint.Y = _boundHeight - 1;
break;
case GridSweepDirections.LeftRight:
direction = GridSweepDirections.RightLeft;
_gridStartPoint.X = _boundWidth - 1;
_gridStartPoint.Y = GridOriginY;
_gridEndPoint.X = _boundWidth - 1;
_gridEndPoint.Y = _boundHeight - 1;
break;
case GridSweepDirections.RightLeft:
direction = GridSweepDirections.TopDown;
_gridStartPoint.X = GridOriginX;
_gridStartPoint.Y = GridOriginY;
_gridEndPoint.X = _boundWidth - 1;
_gridEndPoint.Y = GridOriginY;
break;
case GridSweepDirections.TopDown:
direction = GridSweepDirections.BottomUp;
_gridStartPoint.X = GridOriginX;
_gridStartPoint.Y = _boundHeight - 1;
_gridEndPoint.X = _boundWidth - 1;
_gridEndPoint.Y = _boundHeight - 1;
break;
}
_gridSweepDirection = direction;
return direction;
}
/// <summary>
/// Sets the direction of grid sweep
/// </summary>
/// <param name="direction">direction of sweep</param>
public void SetGridSweepDirection(GridSweepDirections direction)
{
_gridSweepDirection = direction;
switch (direction)
{
case GridSweepDirections.LeftRight:
_gridStartPoint.X = 0;
_gridStartPoint.Y = 0;
_gridEndPoint.X = 0;
_gridEndPoint.Y = _boundHeight - 1;
break;
case GridSweepDirections.RightLeft:
_gridStartPoint.X = _boundWidth - 1;
_gridStartPoint.Y = 0;
_gridEndPoint.X = _boundWidth - 1;
_gridEndPoint.Y = _boundHeight - 1;
break;
case GridSweepDirections.TopDown:
_gridStartPoint.X = 0;
_gridStartPoint.Y = 0;
_gridEndPoint.X = _boundWidth - 1;
_gridEndPoint.Y = 0;
break;
case GridSweepDirections.BottomUp:
_gridStartPoint.X = 0;
_gridStartPoint.Y = _boundHeight - 1;
_gridEndPoint.X = _boundWidth - 1;
_gridEndPoint.Y = _boundHeight - 1;
break;
}
}
