/// <summary>
/// Adds logo from model to current pdf document.
/// </summary>
/// <param name="document">The document.</param>
/// <param name="logo">Logo model.</param>
/// <returns>
/// Returns current pdf document.
/// </returns>
public static Document AddLogo(this Document document, LogoModel logo)
{
SentinelHelper.ArgumentNull(document);
if (logo == null)
{
return(document);
}
if (logo.IsDefault)
{
return(document);
}
if (logo.Show == YesNo.No)
{
return(document);
}
System.Drawing.Image imageLogo;
var found = logo.Image.TryGetImage(out imageLogo);
if (!found)
{
return(document);
}
var root = logo.Parent.Parent;
var imagePath = root.Resources.Images[0].Path;
var imageFileName = Path.GetFileNameWithoutExtension(root.ParseRelativeFilePath(imagePath));
var modifiedImageFileNamePathBuilder = new StringBuilder();
modifiedImageFileNamePathBuilder.Append(FileHelper.TinExportTempDirectory);
modifiedImageFileNamePathBuilder.Append(imageFileName);
modifiedImageFileNamePathBuilder.Append(".png");
imageLogo.Save(modifiedImageFileNamePathBuilder.ToString(), ImageFormat.Png);
var logoWidth = logo.LogoSize.Width == -1
? imageLogo.Width
: logo.LogoSize.Width;
var logoHeight = logo.LogoSize.Height == -1
? imageLogo.Height
: logo.LogoSize.Height;
var modifiedLogo = Image.GetInstance(modifiedImageFileNamePathBuilder.ToString());
modifiedLogo.ScaleAbsolute(logoWidth, logoHeight);
var logoPosition = logo.Location;
var positionType = logoPosition.LocationType;
if (positionType.Equals(KnownElementLocation.ByAlignment))
{
document.SetVerticalLocationFrom(logoPosition);
var x = 0.0f;
var y = document.PageSize.Height - logoHeight - document.TopMargin;
var alignMode = ((AlignmentModel)logoPosition.Mode).Horizontal;
switch (alignMode)
{
case KnownHorizontalAlignment.Center:
x = document.PageSize.Left + document.LeftMargin + ((document.PageSize.Width - document.LeftMargin - document.RightMargin - logoWidth) / 2);
break;
case KnownHorizontalAlignment.Left:
x = document.PageSize.Left + document.LeftMargin;
break;
case KnownHorizontalAlignment.Right:
x = document.PageSize.Right - document.RightMargin - logoWidth;
break;
}
modifiedLogo.SetAbsolutePosition(x, y);
}
document.Add(modifiedLogo);
return(document);
}