private void DoCompressed(UInt32 NumberOfPoints, BinaryReader _br, Pen p)
{
bool first = true;
Point[] Points = new System.DrawingCore.Point[NumberOfPoints];
for (int i = 0; i < NumberOfPoints; i++)
{
Points[i].X = _br.ReadInt16();
Points[i].Y = _br.ReadInt16();
}
Point PointA = new Point();
Point PointB = new Point();
for (int i = 0; i < NumberOfPoints; i++)
{
if (first)
{
PointA = Points[i];
first = false;
}
else
{
PointB = Points[i];
DoInstructions(PointA.X, PointB.X, PointA.Y, PointB.Y, p);
PointA = PointB;
}
}
}
/// <summary>
/// Replaces the colors of a particular area:
/// </summary>
/// <param name="x">x</param>
/// <param name="y">y</param>
/// <param name="width"></param>
/// <param name="height"></param>
/// <param name="newColor"></param>
/// <returns></returns>
public Rectangle FloodFill(int x, int y, Color newColor, int width = 0, int height = 0)
{
Color oldColor = GetPixel(x, y);
if (ColorsEqual(oldColor, newColor))
{
return(Rectangle.Empty);
}
Rectangle editRegion = new Rectangle(x, y, width, height);
Stack <Point> points = new Stack <Point>();
points.Push(new Point(x, y));
SetPixel(x, y, newColor);
while (points.Count > 0)
{
Point pt = points.Pop();
if (pt.X > 0)
{
CheckFloodPoint(points, pt.X - 1, pt.Y, oldColor, newColor);
}
if (pt.Y > 0)
{
CheckFloodPoint(points, pt.X, pt.Y - 1, oldColor, newColor);
}
if (pt.X < Width - 1)
{
CheckFloodPoint(points, pt.X + 1, pt.Y, oldColor, newColor);
}
if (pt.Y < Height - 1)
{
CheckFloodPoint(points, pt.X, pt.Y + 1, oldColor, newColor);
}
// grow the edit region:
if (pt.X < editRegion.X)
{
editRegion.Width += editRegion.X - pt.X;
editRegion.X = pt.X;
}
else if (pt.X > editRegion.Right)
{
editRegion.Width = pt.X - editRegion.X;
}
if (pt.Y < editRegion.Y)
{
editRegion.Height += editRegion.Y - pt.Y;
editRegion.Y = pt.Y;
}
else if (pt.Y > editRegion.Bottom)
{
editRegion.Height = pt.Y - editRegion.Y;
}
}
return(editRegion);
}
/// <summary>
/// Initializes a new instance of the <see cref="XLinearGradientBrush"/> class.
/// </summary>
public XLinearGradientBrush(System.DrawingCore.Point point1, System.DrawingCore.Point point2, XColor color1, XColor color2)
: this(new XPoint(point1), new XPoint(point2), color1, color2)
{
}
/// <summary>
/// Initializes a new instance of the XPoint class with the specified point.
/// </summary>
public XPoint(System.DrawingCore.Point point)
{
_x = point.X;
_y = point.Y;
}
