/// <summary>
/// Draws an ellipse to the sprite.
/// </summary>
/// <param name="x1"></param>
/// <param name="y1"></param>
/// <param name="x2"></param>
/// <param name="y2"></param>
/// <param name="color">The color to draw.</param>
/// <param name="plotWidth">The pen width.</param>
/// <param name="fill">True to fill the ellipse.</param>
public void DrawEllipse(int x1, int y1, int x2, int y2, int color, int plotWidth = 1, bool fill = false)
{
if (x2 < x1)
{
MerthsoftExtensions.Swap(ref x1, ref x2);
}
if (y2 < y1)
{
MerthsoftExtensions.Swap(ref y1, ref y2);
}
int hr = (x2 - x1) / 2;
int kr = (y2 - y1) / 2;
int h = x1 + hr;
int k = y1 + kr;
DrawEllipseUsingRadius(h, k, hr, kr, color, plotWidth, fill);
}
/// <summary>
/// Draws a rectangle to the sprite.
/// </summary>
/// <param name="x1"></param>
/// <param name="y1"></param>
/// <param name="x2"></param>
/// <param name="y2"></param>
/// <param name="color">The color to draw.</param>
/// <param name="plotWidth">The pen width.</param>
/// <param name="fill">True to fill the rectangle.</param>
public void DrawRectangle(int x1, int y1, int x2, int y2, int color, int plotWidth = 1, bool fill = false)
{
if (!fill)
{
DrawLine(x1, y1, x1, y2, color, plotWidth);
DrawLine(x1, y2, x2, y2, color, plotWidth);
DrawLine(x2, y2, x2, y1, color, plotWidth);
DrawLine(x1, y1, x2, y1, color, plotWidth);
}
else
{
if (x1 > x2)
{
MerthsoftExtensions.Swap(ref x1, ref x2);
}
for (int x = x1; x <= x2; x++)
{
DrawLine(x, y1, x, y2, color, plotWidth);
}
}
}