Esempio n. 1
0
 public void RenderMap(Graphics g, Rectangle renderRect, float mapZoom,
                       int rangeRingRadiusInNauticalMiles,
                       MapRotationMode rotationMode)
 {
     if (_movingMap == null)
     {
         _movingMap = new MovingMap.MovingMap(_terrainDB, Manager.Client);
     }
     _movingMap.RenderMap(
         g, renderRect,
         mapZoom,
         Manager.FlightData.MapCoordinateFeetEast, Manager.FlightData.MapCoordinateFeetNorth, Manager.FlightData.MagneticHeadingInDecimalDegrees,
         rangeRingRadiusInNauticalMiles, rotationMode);
 }
Esempio n. 2
0
        public bool RenderMap(Graphics g, Rectangle renderRectangle, float mapZoom, float mapCoordinateFeetEast, float mapCoordinateFeetNorth, float magneticHeadingInDecimalDegrees,
                              int outerMapRingRadiusInNauticalMiles, MapRotationMode rotationMode)
        {
            _theaterMap = _theaterMap ?? _theaterMapRetriever.GetTheaterMapImage(ref _mapWidthInFeet);
            if (_theaterMap == null)
            {
                return(false);
            }

            var mapImageFeetPerPixel     = _mapWidthInFeet / (float)_theaterMap.Width;
            var outerMapRingRadiusPixels = (outerMapRingRadiusInNauticalMiles * Common.Math.Constants.FEET_PER_NM) / mapImageFeetPerPixel;
            var zoom    = 1 / (mapZoom / 50000.0f);
            var xOffset = (-(mapCoordinateFeetEast / mapImageFeetPerPixel) + (((float)_theaterMap.Width / 2.0f)));
            var yOffset = (((mapCoordinateFeetNorth / mapImageFeetPerPixel) - (((float)_theaterMap.Height / 2.0f))));

            try
            {
                using (var renderTarget = new Bitmap(Math.Max(renderRectangle.Width, renderRectangle.Height), Math.Max(renderRectangle.Width, renderRectangle.Height), PixelFormat.Format16bppRgb565))
                {
                    var scaleX = (float)renderTarget.Width / ((float)_theaterMap.Width);
                    var scaleY = (float)renderTarget.Height / ((float)_theaterMap.Height);
                    using (var h = Graphics.FromImage(renderTarget))
                    {
                        var backgroundColor = Color.FromArgb(181, 186, 222);
                        h.PixelOffsetMode = PixelOffsetMode.Half;
                        h.Clear(backgroundColor);
                        var origTransform = h.Transform;

                        h.TranslateTransform(renderTarget.Width / 2.0f, renderTarget.Height / 2.0f);
                        h.ScaleTransform(zoom, zoom);
                        h.TranslateTransform(-renderTarget.Width / 2.0f, -renderTarget.Height / 2.0f);
                        var zoomedTransform = h.Transform;

                        if (rotationMode == MapRotationMode.HeadingUp)
                        {
                            h.TranslateTransform(renderTarget.Width / 2.0f, renderTarget.Height / 2.0f);
                            h.RotateTransform(-(magneticHeadingInDecimalDegrees));
                            h.TranslateTransform(-renderTarget.Width / 2.0f, -renderTarget.Height / 2.0f);
                        }
                        h.ScaleTransform(scaleX, scaleY);
                        h.TranslateTransform(xOffset, yOffset);
                        h.DrawImage(_theaterMap,
                                    0,
                                    0,
                                    new Rectangle(0, 0, _theaterMap.Width, _theaterMap.Height),
                                    GraphicsUnit.Pixel);

                        h.Transform = zoomedTransform;
                        if (rotationMode == MapRotationMode.NorthUp)
                        {
                            h.TranslateTransform(renderTarget.Width / 2.0f, renderTarget.Height / 2.0f);
                            h.RotateTransform(magneticHeadingInDecimalDegrees);
                            h.TranslateTransform(-renderTarget.Width / 2.0f, -renderTarget.Height / 2.0f);
                        }
                        h.ScaleTransform(scaleX, scaleY);
                        _mapRingRenderer.DrawMapRing(h, _theaterMap.Size, (int)outerMapRingRadiusPixels, magneticHeadingInDecimalDegrees);
                    }

                    g.DrawImageFast(
                        renderTarget,
                        renderRectangle,
                        new Rectangle(
                            (renderTarget.Width - renderRectangle.Width) / 2,
                            (renderTarget.Height - renderRectangle.Height) / 2,
                            renderRectangle.Width, renderRectangle.Height),
                        GraphicsUnit.Pixel
                        );


                    var originalTransform = g.Transform;
                    if (rotationMode == MapRotationMode.NorthUp)
                    {
                        g.TranslateTransform(renderRectangle.Width / 2.0f, renderRectangle.Height / 2.0f);
                        g.RotateTransform(magneticHeadingInDecimalDegrees);
                        g.TranslateTransform(-renderRectangle.Width / 2.0f, -renderRectangle.Height / 2.0f);
                    }
                    _centerAirplaneRenderer.DrawCenterAirplaneSymbol(g, new Rectangle(0, 0, renderRectangle.Width, renderRectangle.Height));
                    g.Transform = originalTransform;
                }
            }
            catch (Exception ex)
            {
                Log.Error(ex.Message, ex);
                return(false);
            }
            return(true);
        }