private static DR.Bitmap GetCompassBitmap(int avAngle, int minAngle, int maxAngle, HttpServerUtility server)
{
//Compass circle
DR.Bitmap compass = new DR.Bitmap(server.MapPath("~/Images/ws_compass.png"));
DR.Graphics compassGr = DR.Graphics.FromImage(compass);
//Compass arrow
DR.Bitmap arrow = new DR.Bitmap(server.MapPath("~/Images/ws_compass_arrow.png"));
DR.Graphics arrowGr = DR.Graphics.FromImage(arrow);
//Green marker
DR.Bitmap greenMarker = new DR.Bitmap(server.MapPath("~/Images/ws_arrow_white.png"));
DR.Graphics greenMarkerGr = DR.Graphics.FromImage(arrow);
//Red marker
DR.Bitmap redMarker = new DR.Bitmap(server.MapPath("~/Images/ws_arrow_grey.png"));
DR.Graphics redMarkerGr = DR.Graphics.FromImage(arrow);
//Temporary bitmap
DR.Bitmap tempBmp = new DR.Bitmap(compass.Width, compass.Height);
DR.Graphics tempGr = DR.Graphics.FromImage(tempBmp);
// draw light sector
DR.Brush br = new DR.SolidBrush(DR.Color.FromArgb(30, 255, 200, 255));
int dw = 12;
if ((maxAngle - minAngle) < 180)
{
tempGr.FillPie(br, new DR.Rectangle(dw, dw, compass.Width - 2 - dw * 2, compass.Height - 2 - dw * 2), minAngle - 90 + 3, maxAngle - minAngle);
}
else
{
tempGr.FillPie(br, new DR.Rectangle(dw, dw, compass.Width - 2 - dw * 2, compass.Height - 2 - dw * 2), maxAngle - 90, 360 - maxAngle);
tempGr.FillPie(br, new DR.Rectangle(dw, dw, compass.Width - 2 - dw * 2, compass.Height - 2 - dw * 2), -90, minAngle);
}
//Draw green marker
DR.Drawing2D.Matrix X = new DR.Drawing2D.Matrix();
X.RotateAt(minAngle, new DR.PointF(compass.Width / 2, compass.Height / 2));
tempGr.Transform = X;
tempGr.DrawImage(greenMarker, new DR.PointF(compass.Width / 2 - greenMarker.Width / 2, compass.Height / 2 - arrow.Height / 2));
//Draw red marker
X.Reset();
X.RotateAt(maxAngle, new DR.PointF(compass.Width / 2, compass.Height / 2));
tempGr.Transform = X;
tempGr.DrawImage(redMarker, new DR.PointF(compass.Width / 2 - redMarker.Width / 2, compass.Height / 2 - arrow.Height / 2));
//Draw compass arrow
X.Reset();
X.RotateAt(avAngle, new DR.PointF(compass.Width / 2, compass.Height / 2));
tempGr.Transform = X;
tempGr.DrawImage(arrow, new DR.PointF(compass.Width / 2 - arrow.Width / 2, compass.Height / 2 - arrow.Height / 2));
X.Reset();
//compassGr.DrawImage(tempBmp, new DR.Point(0, 0));
tempBmp.MakeTransparent(tempBmp.GetPixel(0, 0));
return(tempBmp);
}
private static DR.Bitmap GetSpeedBitmap(int alpha, int minAlpha, int maxAlpha, HttpServerUtility server)
{
//Speed meter
DR.Bitmap speed = new DR.Bitmap(server.MapPath("~/Images/ws_speed.png"));
DR.Graphics speedGr = DR.Graphics.FromImage(speed);
//Speed arrow
DR.Bitmap arrow = new DR.Bitmap(server.MapPath("~/Images/ws_speed_arrow.png"));
DR.Graphics arrowGr = DR.Graphics.FromImage(arrow);
// center of arrow image
DR.PointF rotationCenterArrow = new DR.PointF((float)arrow.Width / 2 + 1, (float)arrow.Height - 21);
//arrowGr.DrawLine(new Pen(Color.Red), new Point(0, arrow.Height - 21), new Point(arrow.Width, arrow.Height - 21));
//arrowGr.DrawLine(new Pen(Color.Red), new Point(arrow.Width / 2 + 1, 0), new Point(arrow.Width / 2 + 1, arrow.Height));
//Green marker
DR.Bitmap greenMarker = new DR.Bitmap(server.MapPath("~/Images/ws_arrow_white.png"));
DR.Graphics greenMarkerGr = DR.Graphics.FromImage(arrow);
//Red marker
DR.Bitmap redMarker = new DR.Bitmap(server.MapPath("~/Images/ws_arrow_grey.png"));
DR.Graphics redMarkerGr = DR.Graphics.FromImage(arrow);
//Temporary bitmap
DR.Bitmap tempBmp = new DR.Bitmap(speed.Width, speed.Height);
DR.Graphics tempGr = DR.Graphics.FromImage(tempBmp);
// center of speed image
DR.PointF rotationCenterSpeed = new DR.PointF((float)speed.Width / 2 - 2 + 2, (float)speed.Height / 2 + 2 - 3);
//PointF rotationCenterSpeed = new PointF((float)speed.Width / 2, (float)speed.Height / 2);
//tempGr.DrawLine(new Pen(Color.Yellow), new Point(0, speed.Height / 2 + 2 - 3), new Point(speed.Width, speed.Height / 2 + 2 - 3));
//tempGr.DrawLine(new Pen(Color.Yellow), new Point(speed.Width / 2 - 2 + 2, 0), new Point(speed.Width / 2 - 2 + 2, speed.Height));
// draw light sector
DR.Brush br = new DR.SolidBrush(DR.Color.FromArgb(30, 255, 200, 255));
int dw = 12;
tempGr.FillPie(br, new DR.Rectangle(dw, dw, speed.Width - 2 - dw * 2, speed.Height - 2 - dw * 2), minAlpha - 90, maxAlpha - minAlpha);
//Draw green marker
DR.Drawing2D.Matrix X = new DR.Drawing2D.Matrix();
X.RotateAt(minAlpha, rotationCenterSpeed);
tempGr.Transform = X;
tempGr.DrawImage(greenMarker,
new DR.PointF(rotationCenterSpeed.X - rotationCenterArrow.X, rotationCenterSpeed.Y - rotationCenterArrow.Y));
//new DR.PointF(speed.Width / 2 - arrow.Width / 2 + 2, speed.Height / 2 - arrow.Height + 20));
//Draw red marker
X.Reset();
X.RotateAt(maxAlpha, rotationCenterSpeed);
tempGr.Transform = X;
tempGr.DrawImage(redMarker,
new DR.PointF(rotationCenterSpeed.X - rotationCenterArrow.X, rotationCenterSpeed.Y - rotationCenterArrow.Y));
//new DR.PointF(speed.Width / 2 - arrow.Width / 2 + 2, speed.Height / 2 - arrow.Height + 20));
//Draw arrow
X.Reset();
X.RotateAt(alpha, rotationCenterSpeed);
tempGr.Transform = X;
tempGr.DrawImage(arrow, new DR.PointF(rotationCenterSpeed.X - rotationCenterArrow.X, rotationCenterSpeed.Y - rotationCenterArrow.Y));
X.Reset();
//speedGr.DrawImage(tempBmp, new DR.Point(0, 0));
tempBmp.MakeTransparent(tempBmp.GetPixel(0, 0));
return(tempBmp);
}
