public string Merge(int iWidth, int iHeight, out string imageUrl)
{
imageUrl = "";
try
{
DateTime time = DateTime.Now;
string filename = "merged_" +
time.Day.ToString() + time.Hour.ToString() +
time.Second.ToString() + time.Millisecond.ToString() + ".png";
using (var bitmap = GraphicsEngine.Current.Engine.CreateBitmap(iWidth, iHeight, GraphicsEngine.PixelFormat.Rgba32))
using (var canvas = bitmap.CreateCanvas())
using (var brush = GraphicsEngine.Current.Engine.CreateSolidBrush(GraphicsEngine.ArgbColor.White))
{
canvas.FillRectangle(brush, new GraphicsEngine.CanvasRectangle(0, 0, iWidth, iHeight));
foreach (string pic in m_picList)
{
using (var img = GraphicsEngine.Current.Engine.CreateBitmap(pic))
{
canvas.DrawBitmap(img,
new GraphicsEngine.CanvasRectangle(0, 0, iWidth, iHeight),
new GraphicsEngine.CanvasRectangle(0, 0, img.Width, img.Height));
}
}
if (m_scale > 0)
{
Scalebar bar = new Scalebar(m_scale, m_dpi);
bar.Create(bitmap, bitmap.Width - (int)(50 * m_dpi / 96.0) - bar.ScaleBarWidth, bitmap.Height - (int)(32 * m_dpi / 96.0));
}
imageUrl = m_outputUrl + "/" + filename;
filename = m_outputPath + @"/" + filename;
canvas.Flush();
bitmap.Save(filename, GraphicsEngine.ImageFormat.Png);
return(filename);
}
}
catch { return(""); }
}
public IEnumerator Init(Scalebar scalebar)
{
this.scalebar = scalebar;
yield return(LoadSavedScales());
// Update Scales UI
if (savedScales.Count > 0)
{
UpdateAllSavedScales();
}
;
yield return(LoadSavedLocations());
// Update Locations UI
if (savedLocations.Count > 0)
{
UpdateAllSavedLocations();
}
gameObject.SetActive(false);
}
public bool Merge(GraphicsEngine.Abstraction.IBitmap bitmap, IDisplay display)
{
try
{
int iWidth = bitmap.Width;
int iHeight = bitmap.Height;
using (var canvas = bitmap.CreateCanvas())
{
canvas.CompositingMode = GraphicsEngine.CompositingMode.SourceOver;
foreach (GeorefBitmap geoBmp in _picList)
{
if (geoBmp == null || geoBmp.Bitmap == null)
{
continue;
}
if (bitmap != geoBmp.Bitmap)
{
if (geoBmp.Envelope != null)
{
double x0, y0, x1, y1, x2, y2;
gView.Framework.Geometry.IGeometry geom = gView.Framework.Geometry.GeometricTransformerFactory.Transform2D(geoBmp.Envelope, geoBmp.SpatialReference, display.SpatialReference);
if (geom is gView.Framework.Geometry.IPolygon)
{
gView.Framework.Geometry.IRing ring = ((gView.Framework.Geometry.IPolygon)geom)[0];
x0 = ring[1].X; y0 = ring[1].Y;
x1 = ring[2].X; y1 = ring[2].Y;
x2 = ring[0].X; y2 = ring[0].Y;
/////////////////////////////////////////////////////////
Display d = new Display(display.Map, false);
d.Limit = d.Envelope = geoBmp.Envelope;
d.iWidth = geoBmp.Bitmap.Width;
d.iHeight = geoBmp.Bitmap.Height;
d.SpatialReference = geoBmp.SpatialReference;
Resample(bitmap, display, geoBmp.Bitmap, d);
continue;
}
else
{
x0 = geoBmp.Envelope.minx; y0 = geoBmp.Envelope.maxy;
x1 = geoBmp.Envelope.maxx; y1 = geoBmp.Envelope.maxy;
x2 = geoBmp.Envelope.minx; y2 = geoBmp.Envelope.miny;
}
display.World2Image(ref x0, ref y0);
display.World2Image(ref x1, ref y1);
display.World2Image(ref x2, ref y2);
GraphicsEngine.CanvasPointF[] points =
{
new GraphicsEngine.CanvasPointF((float)x0, (float)y0),
new GraphicsEngine.CanvasPointF((float)x1, (float)y1),
new GraphicsEngine.CanvasPointF((float)x2, (float)y2)
};
canvas.DrawBitmap(geoBmp.Bitmap,
points,
new GraphicsEngine.CanvasRectangleF(0, 0, geoBmp.Bitmap.Width, geoBmp.Bitmap.Height),
opacity: geoBmp.Opacity);
}
else
{
canvas.DrawBitmap(geoBmp.Bitmap,
new GraphicsEngine.CanvasRectangle(0, 0, iWidth, iHeight),
new GraphicsEngine.CanvasRectangle(0, 0, geoBmp.Bitmap.Width, geoBmp.Bitmap.Height),
opacity: geoBmp.Opacity);
}
}
}
}
if (_scale > 0)
{
Scalebar bar = new Scalebar(_scale, m_dpi);
bar.Create(bitmap, bitmap.Width - (int)(50 * m_dpi / 96.0) - bar.ScaleBarWidth, bitmap.Height - (int)(32 * m_dpi / 96.0));
}
return(true);
}
catch (Exception ex)
{
_errMsg = ex.Message + "\n" + ex.Source + "\n" + ex.StackTrace;
return(false);
}
}
