public bool intersectsInt(PdfTargetRect otherRect)
{
bool horizontalContained = otherRect._iX <iRight && otherRect.iRight> _iX;
bool verticalContained = otherRect._iY <iBottom && otherRect.iBottom> _iY;
return(horizontalContained && verticalContained);
}
public PdfTargetRect unionInt(PdfTargetRect otherRect)
{
int x = Math.Min(otherRect._iX, _iX);
int y = Math.Min(otherRect._iY, _iY);
int width = Math.Max(otherRect.iRight, iRight) - x;
int height = Math.Max(otherRect.iBottom, iBottom) - y;
return(new PdfTargetRect(x, y, width, height));
}
public System.Windows.Rect GetWinRect(PdfTargetRect viewport)
{
PdfTargetRect intersected = this.intersectInt(viewport);
if (intersected.IsEmpty)
{
return(new System.Windows.Rect(0, 0, 0, 0));
}
return(new System.Windows.Rect(intersected._iX - viewport.iX, intersected._iY - viewport.iY, intersected._iWidth, intersected._iHeight));
}
public System.Drawing.Rectangle GetDrawingRect(PdfTargetRect viewport)
{
PdfTargetRect intersected = this.intersectInt(viewport);
if (intersected.IsEmpty)
{
return(new System.Drawing.Rectangle(0, 0, 0, 0));
}
return(new System.Drawing.Rectangle(intersected._iX - viewport.iX, intersected._iY - viewport.iY, intersected._iWidth, intersected._iHeight));
}
/// <summary>
/// |---------------------------------|
/// | r1 |
/// |---------------------------------|
/// | r2 | subtrahend | r4 |
/// |---------------------------------|
/// | r3 |
/// |---------------------------------|
/// </summary>
/// <param name="subtrahend"></param>
/// <returns>r1-r4</returns>
public IList <PdfTargetRect> subtractRect(PdfTargetRect subtrahend)
{
//crop the subtrahend to be contained within minuend(this)
subtrahend = subtrahend.intersectInt(this);
IList <PdfTargetRect> differences = new List <PdfTargetRect>();
differences.Add(new PdfTargetRect(this._iX, this._iY, this._iWidth, subtrahend._iY - this._iY));
differences.Add(new PdfTargetRect(this._iX, subtrahend._iY, subtrahend._iX - this._iX, subtrahend._iHeight));
differences.Add(new PdfTargetRect(this._iX, subtrahend.iBottom, this._iWidth, this.iBottom - subtrahend.iBottom));
differences.Add(new PdfTargetRect(subtrahend.iRight, subtrahend._iY, this.iRight - subtrahend.iRight, subtrahend._iHeight));
return(differences);
}
public override bool Equals(object other)
{
PdfTargetRect ot = other as PdfTargetRect;
return(this == ot);
}
public static PdfTargetRect CreateFromRectOnViewport(PdfTargetRect rectOnViewport, PdfTargetRect viewportRect)
{
return(new PdfTargetRect((int)rectOnViewport._iX + viewportRect._iX, (int)rectOnViewport._iY + viewportRect._iY, (int)rectOnViewport._iWidth, (int)rectOnViewport._iHeight));
}
public bool containsInt(PdfTargetRect other)
{
return(other._iX >= _iX && other._iY >= _iY && other.iRight <= iRight && other.iBottom <= iBottom);
}
