private void FillEllipseXLib(Color color, int x, int y, int width, int height)
{
var gcValues = new XGCValues();
gcValues.foreground = ToPArgb(color);
var gcValueMask = XGCValueMask.GCForeground;
var gc = LibX11.XCreateGC(display, drawableId, gcValueMask, ref gcValues);
try
{
if (clipRectangles != null)
{
LibX11.XSetClipRectangles(display, gc, 0, 0, clipRectangles, clipRectangles.Length, 0);
}
LibX11.XDrawArc(display, drawableId, gc, x, y, (uint)width - 1, (uint)height - 1, 0, 360 * 64);
LibX11.XFillArc(display, drawableId, gc, x, y, (uint)width - 1, (uint)height - 1, 0, 360 * 64);
}
finally
{
LibX11.XFreeGC(display, gc);
}
}
private void DrawPathWithXLibDirectly(Color color, int width, Point[] points)
{
var gcValues = new XGCValues();
gcValues.cap_style = X11CapStyle.CapRound;
gcValues.join_style = X11JoinStyle.JoinRound;
gcValues.foreground = ToPArgb(color);
gcValues.line_width = width;
var gcValueMask = XGCValueMask.GCCapStyle | XGCValueMask.GCForeground | XGCValueMask.GCJoinStyle | XGCValueMask.GCLineWidth;
var gc = LibX11.XCreateGC(display, drawableId, gcValueMask, ref gcValues);
try
{
if (clipRectangles != null)
{
LibX11.XSetClipRectangles(display, gc, 0, 0, clipRectangles, clipRectangles.Length, 0);
}
XPoint[] xPoints = new XPoint[points.Length];
for (int i = 0; i < points.Length; i++)
{
var point = points[i];
xPoints[i] = new XPoint(point.X, point.Y);
}
LibX11.XDrawLines(display, drawableId, gc, xPoints, xPoints.Length, X11CoordinateMode.CoordModeOrigin);
}
finally
{
LibX11.XFreeGC(display, gc);
}
}