public System.Drawing.Image GetImage(Rdl.Runtime.Context context)
{
System.Drawing.Image img = null;
string name;
switch (_source)
{
case ImageSourceEnum.Database:
img = System.Drawing.Image.FromStream(new MemoryStream((byte[])_value.Exec(context)));
break;
case ImageSourceEnum.Embedded:
name = _value.ExecAsString(context);
try
{
EmbeddedImage e = Report.GetEmbeddedImage(name);
img = System.Drawing.Image.FromStream(new MemoryStream(e.ImageData));
}
catch (Exception err)
{
throw new Exception("Error locating embedded image " + name, err);
}
break;
case ImageSourceEnum.External:
name = _value.ExecAsString(context);
try
{
Stream s = null;
if (name.Contains("://"))
{
s = System.Net.HttpWebRequest.Create(name).GetResponse().GetResponseStream();
}
else
{
s = new FileStream(name, FileMode.Open, FileAccess.Read);
}
img = System.Drawing.Image.FromStream(s);
s.Close();
s.Dispose();
}
catch (Exception err)
{
throw new Exception("Error loading image file " + name, err);
}
break;
}
return(img);
}
protected override void ParseAttribute(XmlNode attr)
{
switch (attr.Name.ToLower())
{
case "autorefresh":
_autoRefresh = int.Parse(attr.InnerText);
break;
case "datasources":
foreach (XmlNode child in attr.ChildNodes)
{
DataSource ds = new DataSource(child, this);
_dataSources.Add(ds.Name, ds);
}
break;
case "datasets":
_dataSets = new DataSets(attr, this);
break;
case "body":
_body = new Body(attr, this);
break;
case "reportparameters":
foreach (XmlElement parm in attr.ChildNodes)
{
ReportParameter param = new ReportParameter(parm, this);
_reportParameters.Add(param.Name, param);
}
break;
case "custom":
break;
case "width":
_width = new Size(attr.InnerText);
break;
case "pageheader":
_pageHeader = new PageHeaderFooter(attr, this, PageHeaderFooter.HeaderFooterEnum.Header);
break;
case "pagefooter":
_pageFooter = new PageHeaderFooter(attr, this, PageHeaderFooter.HeaderFooterEnum.Footer);
break;
case "pageheight":
_pageHeight = new Size(attr.InnerText);
break;
case "pagewidth":
_pageWidth = new Size(attr.InnerText);
break;
case "interactiveheight":
_interactiveHeight = new Size(attr.InnerText);
break;
case "interactivewidth":
_interactiveWidth = new Size(attr.InnerText);
break;
case "leftmargin":
_leftMargin = new Size(attr.InnerText);
break;
case "rightmargin":
_rightMargin = new Size(attr.InnerText);
break;
case "topmargin":
_topMargin = new Size(attr.InnerText);
break;
case "bottommargin":
_bottomMargin = new Size(attr.InnerText);
break;
case "embeddedimages":
foreach (XmlNode child in attr.ChildNodes)
{
EmbeddedImage e = new EmbeddedImage(child, this);
_embeddedImages.Add(e.Name, e);
}
break;
case "language":
_language = new Expression(attr, this);
break;
case "codemodules":
foreach (XmlNode child in attr.ChildNodes)
{
_codeModules.Add(child.Attributes[0].InnerText);
}
break;
case "code":
_code = attr.InnerText;
break;
case "classes":
break;
case "datatransform":
break;
case "dataschema":
_dataSchema = attr.InnerText;
break;
case "dataelementname":
_dataElementName = attr.InnerText;
break;
case "dataelementstyle":
_dataElementStyle = (DataElementStyleEnum)Enum.Parse(typeof(DataElementStyleEnum), attr.InnerText, true);
break;
default:
break;
}
}