public static void DrawPoint(D2D1.RenderTarget renderTarget, D2D1.Factory factory, IPoint point, D2D1.Bitmap symbol, Vector2 offset,
float rotation, Map map)
{
if (point == null)
return;
var pp = TransformToImage(point.Coordinate, map);
if (double.IsNaN(pp.X)) return;
pp += offset;
bool symbolCreated = false;
if (symbol == null) //We have no point style - Use a default symbol
{
symbol = CreateDefaultsymbol(renderTarget);
symbolCreated = true;
}
lock (symbol)
{
if (rotation != 0 && !Single.IsNaN(rotation))
{
var startingTransform = new Matrix3x2(renderTarget.Transform.ToArray());
var transform = renderTarget.Transform;
var rotationCenter = pp;
Matrix3x2.Rotation(rotation, rotationCenter);
transform *= Matrix3x2.Rotation(rotation, rotationCenter);
renderTarget.Transform = transform;
//if (symbolscale == 1f)
//{
// g.DrawImage(symbol, (pp.X - symbol.Width/2f + offset.X),
// (pp.Y - symbol.Height/2f + offset.Y));
//}
//else
//{
// var width = symbol.Width*symbolscale;
// var height = symbol.Height*symbolscale;
// g.DrawImage(symbol, (int) pp.X - width/2 + offset.X*symbolscale,
// (int) pp.Y - height/2 + offset.Y*symbolscale, width, height);
//}
var dx = 0.5d*symbol.PixelSize.Width;
var dy = 0.5d*symbol.PixelSize.Height;
renderTarget.DrawBitmap(symbol, new SharpDX.RectangleF(Convert.ToSingle(pp.X - dx), Convert.ToSingle(pp.Y + dy),
symbol.PixelSize.Width, symbol.PixelSize.Height),
1f, SharpDX.Direct2D1.BitmapInterpolationMode.Linear);
renderTarget.Transform = startingTransform;
}
else
{
//if (symbolscale == 1f)
//{
// g.DrawImageUnscaled(symbol, (int) (pp.X - symbol.Width/2f + offset.X),
// (int) (pp.Y - symbol.Height/2f + offset.Y));
//}
//else
//{
// var width = symbol.Width*symbolscale;
// var height = symbol.Height*symbolscale;
// g.DrawImage(symbol, (int) pp.X - width/2 + offset.X*symbolscale,
// (int) pp.Y - height/2 + offset.Y*symbolscale, width, height);
//}
var dx = 0.5d * symbol.PixelSize.Width;
var dy = 0.5d * symbol.PixelSize.Height;
renderTarget.DrawBitmap(symbol, new SharpDX.RectangleF(Convert.ToSingle(pp.X - dx), Convert.ToSingle(pp.Y + dy),
symbol.PixelSize.Width, symbol.PixelSize.Height),
1f, D2D1.BitmapInterpolationMode.Linear);
}
}
if (symbolCreated)
symbol.Dispose();
}
