そのためには、C#グラフィックスを介してGoogleマーカー画像を描画する必要があります。Googleマーカーの正確な座標が必要です。どうすればそれができますか助けてください。私の現在のコードは です。
private void Shape8(PaintEventArgs e)
{
e.Graphics.SmoothingMode = SmoothingMode.AntiAlias;
int startMarker = 0;
int MarkerDiameter = 30;
int EllipseDiameter = 15;
const int StartX = 150;
const int StartY = 350;
int X = StartX;
int Y = StartY;
GraphicsPath path = new GraphicsPath();
Rectangle ellipse = new Rectangle(X, Y, EllipseDiameter, EllipseDiameter);
path.AddEllipse(ellipse);
path.CloseFigure();
X = X + (EllipseDiameter / 2) - (MarkerDiameter / 2);
Y = Y - (EllipseDiameter * 2) - (MarkerDiameter / 2);
startMarker = StartY - 10 - (Convert.ToInt32(MarkerDiameter * 1.5));//Space Between marker and circle.
AddMarker8(ref path, X, startMarker, StartX, StartY, EllipseDiameter, MarkerDiameter, "Concept1");
e.Graphics.FillPath(Brushes.Pink, path);
e.Graphics.DrawPath(Pens.Black, path);
e.Graphics.FillEllipse(Brushes.White, ellipse);
path.CloseAllFigures();
}
private void AddMarker8(ref GraphicsPath path, int X, int Y, int StartX, int StartY, int EllipseDiameter, int MarkerDiameter, string conceptName)
{
float startAngle = 180.0F;
float sweepAngle = 180.0F;
int fontStyle = (int)FontStyle.Regular;
path.AddString(conceptName, new FontFamily("Arial"), fontStyle, 15, new Point(X + (MarkerDiameter / 2), Y - 15), lblFormat);
Rectangle rect = new Rectangle(X, Y, MarkerDiameter, MarkerDiameter);
path.AddArc(rect, startAngle, sweepAngle);
Point lastpoint = new Point(X + (MarkerDiameter / 2), (Y + (MarkerDiameter * 2)) - (MarkerDiameter / 2));
path.AddCurve(new Point[] {
new Point(X+(MarkerDiameter), Y + (MarkerDiameter / 2)), //a
new Point((X +MarkerDiameter)-(MarkerDiameter/4) ,(Y +(MarkerDiameter ))) ,//A.5
lastpoint ,//c
new Point(X +(MarkerDiameter / 4) ,(Y +(MarkerDiameter ))) ,//B.5
new Point(X, Y + (MarkerDiameter / 2))//b
}, 0.5f);
path.CloseFigure();
}