public override IList <IElement> Start(IWorkerContext ctx, Tag tag)
{
float height = 0; //TODO check viewbox
float width = 0; //TODO check viewbox
Rectangle r = null;
String viewbox = "";
IDictionary <String, String> attributes = tag.Attributes;
if (attributes != null)
{
try {
if (attributes.ContainsKey("height"))
{
height = float.Parse(attributes["height"]);
}
}catch {
//TODO
}
try{
if (attributes.ContainsKey("width"))
{
width = float.Parse(attributes["width"]);
}
}catch {
//TODO
}
try{
if (attributes.TryGetValue("viewBox", out viewbox))
{
r = new Rectangle(0, 0);
StringTokenizer st = new StringTokenizer(viewbox);
if (st.HasMoreTokens())
{
r.Right = float.Parse(st.NextToken());
}
if (st.HasMoreTokens())
{
r.Bottom = -float.Parse(st.NextToken());
}
if (st.HasMoreTokens())
{
r.Left = r.Right + float.Parse(st.NextToken());
}
if (st.HasMoreTokens())
{
r.Top = r.Bottom + float.Parse(st.NextToken());
}
r.Normalize();
}
} catch {
//TODO
}
}
if (r == null)
{
r = new Rectangle(width, height);
}
else if (width == 0 && height == 0)
{
width = r.Width;
height = r.Height;
}
IList <IElement> elems = new List <IElement>();
elems.Add(new Svg(height, width, r, tag.CSS));
return(elems);
}
public override IList<IElement> Start(IWorkerContext ctx, Tag tag) {
float height = 0; //TODO check viewbox
float width = 0; //TODO check viewbox
Rectangle r = null;
String viewbox = "";
IDictionary<String, String> attributes = tag.Attributes;
if(attributes != null){
try {
if (attributes.ContainsKey("height")) {
height = float.Parse(attributes["height"]);
}
}catch {
//TODO
}
try{
if (attributes.ContainsKey("width")) {
width = float.Parse(attributes["width"]);
}
}catch {
//TODO
}
try{
if (attributes.TryGetValue("viewBox", out viewbox))
{
r = new Rectangle(0, 0);
StringTokenizer st = new StringTokenizer(viewbox);
if (st.HasMoreTokens())
r.Right = float.Parse(st.NextToken());
if (st.HasMoreTokens())
r.Bottom = -float.Parse(st.NextToken());
if (st.HasMoreTokens())
r.Left = r.Right + float.Parse(st.NextToken());
if (st.HasMoreTokens())
r.Top = r.Bottom + float.Parse(st.NextToken());
r.Normalize();
}
} catch {
//TODO
}
}
if (r == null) {
r = new Rectangle(width, height);
}
else if (width == 0 && height == 0) {
width = r.Width;
height = r.Height;
}
IList<IElement> elems = new List<IElement>();
elems.Add(new Svg(height, width, r, tag.CSS));
return elems;
}
/**
* Sets the signature to be visible. An empty signature field with the same name must already exist.
* @param fieldName the existing empty signature field name
*/
public void SetVisibleSignature(String fieldName) {
AcroFields af = writer.AcroFields;
AcroFields.Item item = af.GetFieldItem(fieldName);
if (item == null)
throw new ArgumentException(MessageLocalization.GetComposedMessage("the.field.1.does.not.exist", fieldName));
PdfDictionary merged = item.GetMerged(0);
if (!PdfName.SIG.Equals(PdfReader.GetPdfObject(merged.Get(PdfName.FT))))
throw new ArgumentException(MessageLocalization.GetComposedMessage("the.field.1.is.not.a.signature.field", fieldName));
this.fieldName = fieldName;
PdfArray r = merged.GetAsArray(PdfName.RECT);
float llx = r.GetAsNumber(0).FloatValue;
float lly = r.GetAsNumber(1).FloatValue;
float urx = r.GetAsNumber(2).FloatValue;
float ury = r.GetAsNumber(3).FloatValue;
pageRect = new Rectangle(llx, lly, urx, ury);
pageRect.Normalize();
page = item.GetPage(0);
int rotation = writer.reader.GetPageRotation(page);
Rectangle pageSize = writer.reader.GetPageSizeWithRotation(page);
switch (rotation) {
case 90:
pageRect = new Rectangle(
pageRect.Bottom,
pageSize.Top - pageRect.Left,
pageRect.Top,
pageSize.Top - pageRect.Right);
break;
case 180:
pageRect = new Rectangle(
pageSize.Right - pageRect.Left,
pageSize.Top - pageRect.Bottom,
pageSize.Right - pageRect.Right,
pageSize.Top - pageRect.Top);
break;
case 270:
pageRect = new Rectangle(
pageSize.Right - pageRect.Bottom,
pageRect.Left,
pageSize.Right - pageRect.Top,
pageRect.Right);
break;
}
if (rotation != 0)
pageRect.Normalize();
rect = new Rectangle(this.pageRect.Width, this.pageRect.Height);
}
/**
* Sets the signature to be visible. An empty signature field with the same name must already exist.
* @param fieldName the existing empty signature field name
*/
public void SetVisibleSignature(String fieldName)
{
AcroFields af = writer.AcroFields;
AcroFields.Item item = af.GetFieldItem(fieldName);
if (item == null)
throw new ArgumentException("The field " + fieldName + " does not exist.");
PdfDictionary merged = (PdfDictionary)item.merged[0];
if (!PdfName.SIG.Equals(PdfReader.GetPdfObject(merged.Get(PdfName.FT))))
throw new ArgumentException("The field " + fieldName + " is not a signature field.");
this.fieldName = fieldName;
PdfArray r = (PdfArray)PdfReader.GetPdfObject(merged.Get(PdfName.RECT));
ArrayList ar = r.ArrayList;
float llx = ((PdfNumber)PdfReader.GetPdfObject((PdfObject)ar[0])).FloatValue;
float lly = ((PdfNumber)PdfReader.GetPdfObject((PdfObject)ar[1])).FloatValue;
float urx = ((PdfNumber)PdfReader.GetPdfObject((PdfObject)ar[2])).FloatValue;
float ury = ((PdfNumber)PdfReader.GetPdfObject((PdfObject)ar[3])).FloatValue;
pageRect = new Rectangle(llx, lly, urx, ury);
pageRect.Normalize();
page = (int)item.page[0];
int rotation = writer.reader.GetPageRotation(page);
Rectangle pageSize = writer.reader.GetPageSizeWithRotation(page);
switch (rotation) {
case 90:
pageRect = new Rectangle(
pageRect.Bottom,
pageSize.Top - pageRect.Left,
pageRect.Top,
pageSize.Top - pageRect.Right);
break;
case 180:
pageRect = new Rectangle(
pageSize.Right - pageRect.Left,
pageSize.Top - pageRect.Bottom,
pageSize.Right - pageRect.Right,
pageSize.Top - pageRect.Top);
break;
case 270:
pageRect = new Rectangle(
pageSize.Right - pageRect.Bottom,
pageRect.Left,
pageSize.Right - pageRect.Top,
pageRect.Right);
break;
}
if (rotation != 0)
pageRect.Normalize();
rect = new Rectangle(this.pageRect.Width, this.pageRect.Height);
}
