private static Image DrawSampleImage(Image image, Style style)
{
Image newImage = new Bitmap(image.Width, image.Height);
image.Dispose();
GdiPlusGeoCanvas canvas = new GdiPlusGeoCanvas();
canvas.BeginDrawing(newImage, new RectangleShape(0, newImage.Width, newImage.Height, 0), GeographyUnit.DecimalDegree);
style.DrawSample(canvas);
if (canvas.IsDrawing)
{
canvas.EndDrawing();
}
return(newImage);
}
protected override void DrawCore(GeoCanvas canvas, Collection <SimpleCandidate> labelsInAllLayers)
{
GeoImage miniImage = new GeoImage(width, height);
RectangleShape scaledWorldExtent = MapEngine.GetDrawingExtent(canvas.CurrentWorldExtent, width, height);
scaledWorldExtent.ScaleUp(300);
GdiPlusGeoCanvas minCanvas = new GdiPlusGeoCanvas();
minCanvas.BeginDrawing(miniImage, scaledWorldExtent, canvas.MapUnit);
foreach (Layer layer in layers)
{
layer.Draw(minCanvas, labelsInAllLayers);
}
minCanvas.DrawArea(RectangleShape.ScaleDown(minCanvas.CurrentWorldExtent, 1), new GeoPen(GeoColor.StandardColors.Gray, 2), DrawingLevel.LevelOne);
minCanvas.DrawArea(canvas.CurrentWorldExtent, new GeoPen(GeoColor.StandardColors.Black, 2), DrawingLevel.LevelOne);
minCanvas.EndDrawing();
ScreenPointF drawingLocation = GetDrawingLocation(canvas, width, height);
canvas.DrawScreenImageWithoutScaling(miniImage, (drawingLocation.X + width / 2) + 10, (drawingLocation.Y + height / 2) - 10, DrawingLevel.LevelOne, 0, 0, 0);
}
private LayerTile DrawHighlightTile(RectangleShape targetExtent, LayerTile tile)
{
tile.DrawingLayers.Clear();
if (highlightFeatureLayer.InternalFeatures.Count > 0)
{
tile.DrawingLayers.Add(highlightFeatureLayer);
}
GeoCanvas geoCanvas = new GdiPlusGeoCanvas()
{
CompositingQuality = CompositingQuality.HighSpeed,
DrawingQuality = DrawingQuality.HighSpeed,
SmoothingMode = SmoothingMode.HighSpeed
};
Bitmap bitmap = new Bitmap((int)tile.Width, (int)tile.Height);
geoCanvas.BeginDrawing(bitmap, targetExtent, MapArguments.MapUnit);
tile.Draw(geoCanvas);
geoCanvas.EndDrawing();
tile.CommitDrawing(geoCanvas, MapSuiteSampleHelper.GetImageSourceFromNativeImage(bitmap));
return tile;
}
