public void TestGdiImageLayer1()
{
var imageFile = CreateImage(new Size(512, 256));
GdiImageLayer l = null;
Assert.DoesNotThrow( () => l = new GdiImageLayer(imageFile));
Assert.NotNull(l);
Assert.AreEqual(Path.GetFileName(imageFile), l.LayerName);
var e = new Envelope(0, 512, 0, 256);
Assert.AreEqual(e, l.Envelope);
l.Dispose();
DeleteTmpFiles(imageFile);
}
public void TestTransparency()
{
var tmpFile = GdiImageLayerTest.CreateImage(new Size(300, 300), new Point(10, 10));
using(var l = new GdiImageLayer(tmpFile))
using (var pl = new GdiImageLayerProxy<GdiImageLayer>(l, 0.3f))
using (var m = new Map(new Size(450, 450)))
{
m.Layers.Add(pl);
m.ZoomToExtents();
using (var img = (Bitmap)m.GetMap())
{
var color = img.GetPixel(225, 225);
Assert.LessOrEqual(Math.Abs((int)Math.Round(0.3f*255, MidpointRounding.AwayFromZero) - color.A),1);
}
}
GdiImageLayerTest.DeleteTmpFiles(tmpFile);
}
public void TestColorMap()
{
var tmpFile = GdiImageLayerTest.CreateImage(new Size(300, 300), new Point(10, 10));
using (var l = new GdiImageLayer(tmpFile))
using (var pl = new GdiImageLayerProxy<GdiImageLayer>(l, new ColorMap{OldColor = Color.Red, NewColor = Color.MistyRose}))
using (var m = new Map(new Size(450, 450)))
{
m.Layers.Add(pl);
m.ZoomToExtents();
using (var img = (Bitmap)m.GetMap())
{
var color = img.GetPixel(225, 225);
Assert.AreEqual(Color.MistyRose.ToArgb(), color.ToArgb());
}
}
GdiImageLayerTest.DeleteTmpFiles(tmpFile);
}
public void TestGdiImageLayer2()
{
var imageFile = CreateImage(new Size(512, 256), new Point(10, 10));
GdiImageLayer l = null;
Assert.DoesNotThrow(() => l = new GdiImageLayer(imageFile));
Assert.NotNull(l);
Assert.AreEqual(Path.GetFileName(imageFile), l.LayerName);
var e = new Envelope(10, 522, 10, 266);
Assert.AreEqual(e, l.Envelope);
Assert.AreEqual(0d, l.Transparency);
l.Dispose();
DeleteTmpFiles(imageFile);
}