pen | xtd::drawing::pen structure that determines the color, width, and style of the curve. |
x1 | The x-coordinate of the starting point of the curve. |
y1 | The y-coordinate of the starting point of the curve. |
x2 | The x-coordinate of the first control point of the curve. |
y2 | The y-coordinate of the first control point of the curve. |
x3 | The x-coordinate of the second control point of the curve. |
y3 | The y-coordinate of the second control point of the curve. |
x4 | The x-coordinate of the ending point of the curve. |
y4 | The y-coordinate of the ending point of the curve. |