public void ImageLoadingGetOriginalImageSize()
{
tlog.Debug(tag, $"ImageLoadingGetOriginalImageSize START");
var testingTarget = ImageLoading.GetOriginalImageSize("picture");
Assert.IsNotNull(testingTarget, "Can't create success object Size2D.");
Assert.IsInstanceOf <Size2D>(testingTarget, "Should return Size2D instance.");
testingTarget.Dispose();
tlog.Debug(tag, $"ImageLoadingGetOriginalImageSize END (OK)");
}
protected override void OnCreate()
{
base.OnCreate();
win = Window.Instance;
win.BackgroundColor = Color.Cyan;
View v1 = new View();
v1.Size2D = new Size2D(100, 100);
v1.BackgroundColor = Color.Blue;
win.GetDefaultLayer().Add(v1);
ImageView iv = new ImageView();
iv.ResourceUrl = mypath.DirectoryInfo.Resource + @"/images/Dali/DaliDemo/Logo-for-demo.png";
iv.Position2D = new Position2D(50, 200);
win.GetDefaultLayer().Add(iv);
Size2D imageSize = ImageLoading.GetOriginalImageSize(iv.ResourceUrl);
TextLabel tl = new TextLabel();
tl.Position2D = new Position2D(iv.Position2D.X, iv.Position2D.Y + imageSize.Height);
tl.MultiLine = true;
tl.Text = $"ResourceUrl: {iv.ResourceUrl} \nOriginalImageSize: W({imageSize.Width}), H({imageSize.Height})";
win.GetDefaultLayer().Add(tl);
//==================
iv = new ImageView();
iv.ResourceUrl = mypath.DirectoryInfo.Resource + @"/images/Dali/DaliDemo/demo-tile-texture.9.png";
iv.Position2D = new Position2D(50, 600);
win.GetDefaultLayer().Add(iv);
imageSize = ImageLoading.GetOriginalImageSize(iv.ResourceUrl);
tl = new TextLabel();
tl.Position2D = new Position2D(iv.Position2D.X, iv.Position2D.Y + imageSize.Height);
tl.MultiLine = true;
tl.Text = $"ResourceUrl: {iv.ResourceUrl} \nOriginalImageSize: W({imageSize.Width}), H({imageSize.Height})";
win.GetDefaultLayer().Add(tl);
}
private void UpdateImage(int key, PropertyValue value)
{
PropertyMap temp = new PropertyMap();
if (_alphaMaskUrl != null)
{
temp.Insert(ImageVisualProperty.AlphaMaskURL, new PropertyValue(_alphaMaskUrl));
}
if (_resourceUrl == "")
{
temp.Insert(ImageVisualProperty.URL, new PropertyValue(_resourceUrl));
SetProperty(ImageView.Property.IMAGE, new PropertyValue(temp));
return;
}
if (_border == null)
{
temp.Insert(Visual.Property.Type, new PropertyValue((int)Visual.Type.Image));
}
else
{
temp.Insert(Visual.Property.Type, new PropertyValue((int)Visual.Type.NPatch));
temp.Insert(NpatchImageVisualProperty.Border, new PropertyValue(_border));
}
temp.Insert(NpatchImageVisualProperty.SynchronousLoading, new PropertyValue(_synchronosLoading));
if (backgroundExtraData != null && backgroundExtraData.CornerRadius > 0)
{
temp.Insert(Visual.Property.CornerRadius, new PropertyValue(backgroundExtraData.CornerRadius));
}
if (value != null)
{
temp.Insert(key, value);
}
// Do Fitting Buffer when desired dimension is set
if (_desired_width != -1 && _desired_height != -1)
{
if (_resourceUrl != null)
{
Size2D imageSize = ImageLoading.GetOriginalImageSize(_resourceUrl);
int ret_width, ret_height;
if (imageSize.Width > imageSize.Height)
{
ret_width = _desired_width;
ret_height = imageSize.Height * _desired_height / (imageSize.Width);
}
else
{
ret_width = imageSize.Width * _desired_width / (imageSize.Height);
ret_height = _desired_height;
}
temp.Insert(ImageVisualProperty.DesiredWidth, new PropertyValue((int)ret_width));
temp.Insert(ImageVisualProperty.DesiredHeight, new PropertyValue((int)ret_height));
temp.Insert(ImageVisualProperty.FittingMode, new PropertyValue((int)FittingModeType.ShrinkToFit));
}
}
UpdateImageMap(temp);
temp.Dispose();
temp = null;
}