/// <summary>
/// Gets the image source.
///
/// </summary>
/// <param name="src">The image source.</param>
private void GetSrc(out string src)
{
src = string.Empty;
MediaItem mediaItem = GetMediaItem();
if (mediaItem == null)
{
return;
}
var thumbnailOptions = CustomMediaUrlOptions.GetMediaUrlOptions(mediaItem);
int result;
if (!int.TryParse(mediaItem.InnerItem["Height"], out result))
{
result = 128;
}
thumbnailOptions.Height = Math.Min(128, result);
thumbnailOptions.MaxWidth = 640;
thumbnailOptions.UseDefaultIcon = true;
var xmlValue = XmlValue;
var cropRegion = HttpUtility.HtmlEncode(xmlValue.GetAttribute("cropregion"));
if (!string.IsNullOrEmpty(cropRegion))
{
thumbnailOptions.CropRegion = cropRegion;
}
src = CustomMediaManager.GetMediaUrl(mediaItem, thumbnailOptions);
}
/// <summary>
/// Gets the field value.
///
/// </summary>
/// <param name="args">The arguments.</param><contract><requires name="args" condition="none"/></contract>
public new void Process(RenderFieldArgs args)
{
if (args.FieldTypeKey != "image with cropping")
{
return;
}
ImageRenderer renderer = CreateRenderer();
renderer.Item = args.Item;
renderer.FieldName = args.FieldName;
XmlValue xmlValue = new XmlValue(args.FieldValue, "image");
string width = xmlValue.GetAttribute("width");
string height = xmlValue.GetAttribute("height");
if (string.IsNullOrWhiteSpace(width) || string.IsNullOrWhiteSpace(height))
{
string cropRegion = xmlValue.GetAttribute("cropregion");
try
{
var coordinates = CustomMediaManager.ConvertToIntArray(cropRegion);
if ((coordinates[2] - coordinates[0] + coordinates[3] + coordinates[1]) > 0)
{
xmlValue.SetAttribute("width", (coordinates[2] - coordinates[0]).ToString());
xmlValue.SetAttribute("height", (coordinates[3] - coordinates[1]).ToString());
renderer.FieldValue = xmlValue.ToString();
}
}
catch (Exception ex)
{
Log.Error(ex.Message, ex, this);
}
}
if (renderer.FieldValue == null)
{
renderer.FieldValue = args.FieldValue;
}
renderer.Parameters = args.Parameters;
args.WebEditParameters.AddRange(args.Parameters);
RenderFieldResult renderFieldResult = renderer.Render();
args.Result.FirstPart = renderFieldResult.FirstPart;
args.Result.LastPart = renderFieldResult.LastPart;
args.DisableWebEditContentEditing = true;
args.DisableWebEditFieldWrapping = true;
args.WebEditClick = "return Sitecore.WebEdit.editControl($JavascriptParameters, 'webedit:chooseimage')";
}
