public static NkCommandBase nk_command_buffer_push(NkCommandBuffer b, NkCommandType t)
{
if (b == null || t < 0 || (int)t >= CommandCreators.Length || CommandCreators[(int)t] == null)
{
return(null);
}
var creator = CommandCreators[(int)t];
var command = (NkCommandBase)creator();
command.Header = new nk_command
{
type = t
};
if (b.Last == null)
{
b.First = command;
b.Last = command;
}
else
{
b.Last.Next = command;
b.Last = command;
}
++b.Count;
return(command);
}
public static void nk_command_buffer_reset(NkCommandBuffer cmdbuf)
{
if (cmdbuf == null)
{
return;
}
cmdbuf.First = cmdbuf.Last = null;
cmdbuf.Count = 0;
cmdbuf.Clip = nk_null_rect;
}
public static void nk_fill_polygon(NkCommandBuffer b, float *points, int pointCount, NkColor col)
{
if (b == null || col.a == 0)
{
return;
}
var cmd = (NkCommandPolygonFilled)nk_command_buffer_push(b, NkCommandType.POLYGON_FILLED);
if (cmd == null)
{
return;
}
cmd.Color = col;
cmd.PointCount = (ushort)pointCount;
cmd.Points = new NkPoint[pointCount];
for (var i = 0; i < pointCount; ++i)
{
cmd.Points[i].x = (short)points[i * 2 + 0];
cmd.Points[i].y = (short)points[i * 2 + 1];
}
}
public static void nk_stroke_polygon(NkCommandBuffer b, float *points, int pointCount, float lineThickness,
NkColor col)
{
if (b == null || col.a == 0 || lineThickness <= 0)
{
return;
}
var cmd = (NkCommandPolygon)nk_command_buffer_push(b, NkCommandType.POLYGON);
if (cmd == null)
{
return;
}
cmd.Color = col;
cmd.LineThickness = (ushort)lineThickness;
cmd.PointCount = (ushort)pointCount;
cmd.Points = new NkPoint[pointCount];
for (var i = 0; i < pointCount; ++i)
{
cmd.Points[i].x = (short)points[i * 2];
cmd.Points[i].y = (short)points[i * 2 + 1];
}
}
public static void nk_command_buffer_init(NkCommandBuffer cmdbuf, bool clip)
{
cmdbuf.UseClipping = clip;
cmdbuf.First = cmdbuf.Last = null;
cmdbuf.Count = 0;
}
public void StartBuffer(NkCommandBuffer buffer)
{
Nk.nk_start_buffer(_ctx, buffer);
}