/**
* Writes the border and background of one cell in the row.
*
* @param xPos The x-coordinate where the table starts on the canvas
* @param yPos The y-coordinate where the table starts on the canvas
* @param currentMaxHeight The height of the cell to be drawn.
* @param cell
* @param canvases
* @since 2.1.6 extra parameter currentMaxHeight
*/
public void WriteBorderAndBackground(float xPos, float yPos, float currentMaxHeight, PdfPCell cell, PdfContentByte[] canvases)
{
Color background = cell.BackgroundColor;
if (background != null || cell.HasBorders()) {
// Add xPos resp. yPos to the cell's coordinates for absolute coordinates
float right = cell.Right + xPos;
float top = cell.Top + yPos;
float left = cell.Left + xPos;
float bottom = top - currentMaxHeight;
if (background != null) {
PdfContentByte backgr = canvases[PdfPTable.BACKGROUNDCANVAS];
backgr.SetColorFill(background);
backgr.Rectangle(left, bottom, right - left, top - bottom);
backgr.Fill();
}
if (cell.HasBorders()) {
Rectangle newRect = new Rectangle(left, bottom, right, top);
// Clone non-position parameters except for the background color
newRect.CloneNonPositionParameters(cell);
newRect.BackgroundColor = null;
// Write the borders on the line canvas
PdfContentByte lineCanvas = canvases[PdfPTable.LINECANVAS];
lineCanvas.Rectangle(newRect);
}
}
}
public PdfArray RotateAnnotations(PdfWriter writer, Rectangle pageSize)
{
PdfArray array = new PdfArray();
int rotation = pageSize.Rotation % 360;
int currentPage = writer.CurrentPageNumber;
for (int k = 0; k < annotations.Count; ++k) {
PdfAnnotation dic = (PdfAnnotation)annotations[k];
int page = dic.PlaceInPage;
if (page > currentPage) {
delayedAnnotations.Add(dic);
continue;
}
if (dic.IsForm()) {
if (!dic.IsUsed()) {
Hashtable templates = dic.Templates;
if (templates != null)
acroForm.AddFieldTemplates(templates);
}
PdfFormField field = (PdfFormField)dic;
if (field.Parent == null)
acroForm.AddDocumentField(field.IndirectReference);
}
if (dic.IsAnnotation()) {
array.Add(dic.IndirectReference);
if (!dic.IsUsed()) {
PdfRectangle rect = (PdfRectangle)dic.Get(PdfName.RECT);
if (rect != null) {
switch (rotation) {
case 90:
dic.Put(PdfName.RECT, new PdfRectangle(
pageSize.Top - rect.Bottom,
rect.Left,
pageSize.Top - rect.Top,
rect.Right));
break;
case 180:
dic.Put(PdfName.RECT, new PdfRectangle(
pageSize.Right - rect.Left,
pageSize.Top - rect.Bottom,
pageSize.Right - rect.Right,
pageSize.Top - rect.Top));
break;
case 270:
dic.Put(PdfName.RECT, new PdfRectangle(
rect.Bottom,
pageSize.Right - rect.Left,
rect.Top,
pageSize.Right - rect.Right));
break;
}
}
}
}
if (!dic.IsUsed()) {
dic.SetUsed();
writer.AddToBody(dic, dic.IndirectReference);
}
}
return array;
}
/**
* Creates a new instance of PushbuttonField
* @param writer the document <CODE>PdfWriter</CODE>
* @param box the field location and dimensions
* @param fieldName the field name. If <CODE>null</CODE> only the widget keys
* will be included in the field allowing it to be used as a kid field.
*/
public PushbuttonField(PdfWriter writer, Rectangle box, String fieldName)
: base(writer, box, fieldName)
{
}
/**
* Sets the size of the page
*
* @param rect A Rectangle representing the page
* @return <code>false</code>
*/
public override bool SetPageSize(Rectangle rect)
{
rtfDoc.GetDocumentHeader().GetPageSetting().SetPageSize(rect);
return true;
}
/**
* @see com.lowagie.text.pdf.PdfPTableEvent#tableLayout(com.lowagie.text.pdf.PdfPTable, float[][], float[], int, int, com.lowagie.text.pdf.PdfContentByte[])
*/
public void TableLayout(PdfPTable table, float[][] widths, float[] heights, int headerRows, int rowStart, PdfContentByte[] canvases)
{
float[] width = widths[0];
Rectangle rect = new Rectangle(width[0], heights[heights.Length - 1], width[width.Length - 1], heights[0]);
rect.CloneNonPositionParameters(this);
int bd = rect.Border;
rect.Border = Rectangle.NO_BORDER;
canvases[PdfPTable.BACKGROUNDCANVAS].Rectangle(rect);
rect.Border = bd;
rect.BackgroundColor = null;
canvases[PdfPTable.LINECANVAS].Rectangle(rect);
}
/**
* @see com.lowagie.text.pdf.PdfPCellEvent#cellLayout(com.lowagie.text.pdf.PdfPCell, com.lowagie.text.Rectangle, com.lowagie.text.pdf.PdfContentByte[])
*/
public void CellLayout(PdfPCell cell, Rectangle position, PdfContentByte[] canvases)
{
float sp_left = spacing_left;
if (float.IsNaN(sp_left)) sp_left = 0f;
float sp_right = spacing_right;
if (float.IsNaN(sp_right)) sp_right = 0f;
float sp_top = spacing_top;
if (float.IsNaN(sp_top)) sp_top = 0f;
float sp_bottom = spacing_bottom;
if (float.IsNaN(sp_bottom)) sp_bottom = 0f;
Rectangle rect = new Rectangle(position.GetLeft(sp_left), position.GetBottom(sp_bottom), position.GetRight(sp_right), position.GetTop(sp_top));
rect.CloneNonPositionParameters(this);
canvases[PdfPTable.BACKGROUNDCANVAS].Rectangle(rect);
rect.BackgroundColor = null;
canvases[PdfPTable.LINECANVAS].Rectangle(rect);
}
/// <summary>
/// Constructs a new Document-object.
/// </summary>
/// <param name="pageSize">the pageSize</param>
/// <param name="marginLeft">the margin on the left</param>
/// <param name="marginRight">the margin on the right</param>
/// <param name="marginTop">the margin on the top</param>
/// <param name="marginBottom">the margin on the bottom</param>
public Document(Rectangle pageSize, float marginLeft, float marginRight, float marginTop, float marginBottom)
{
this.pageSize = pageSize;
this.marginLeft = marginLeft;
this.marginRight = marginRight;
this.marginTop = marginTop;
this.marginBottom = marginBottom;
}
/**
* 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 = item.GetMerged(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 = 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);
}
/**
* Fits the text to some rectangle adjusting the font size as needed.
* @param font the font to use
* @param text the text
* @param rect the rectangle where the text must fit
* @param maxFontSize the maximum font size
* @param runDirection the run direction
* @return the calculated font size that makes the text fit
*/
public static float FitText(Font font, String text, Rectangle rect, float maxFontSize, int runDirection)
{
ColumnText ct = null;
int status = 0;
if (maxFontSize <= 0) {
int cr = 0;
int lf = 0;
char[] t = text.ToCharArray();
for (int k = 0; k < t.Length; ++k) {
if (t[k] == '\n')
++lf;
else if (t[k] == '\r')
++cr;
}
int minLines = Math.Max(cr, lf) + 1;
maxFontSize = Math.Abs(rect.Height) / minLines - 0.001f;
}
font.Size = maxFontSize;
Phrase ph = new Phrase(text, font);
ct = new ColumnText(null);
ct.SetSimpleColumn(ph, rect.Left, rect.Bottom, rect.Right, rect.Top, maxFontSize, Element.ALIGN_LEFT);
ct.RunDirection = runDirection;
status = ct.Go(true);
if ((status & ColumnText.NO_MORE_TEXT) != 0)
return maxFontSize;
float precision = 0.1f;
float min = 0;
float max = maxFontSize;
float size = maxFontSize;
for (int k = 0; k < 50; ++k) { //just in case it doesn't converge
size = (min + max) / 2;
ct = new ColumnText(null);
font.Size = size;
ct.SetSimpleColumn(new Phrase(text, font), rect.Left, rect.Bottom, rect.Right, rect.Top, size, Element.ALIGN_LEFT);
ct.RunDirection = runDirection;
status = ct.Go(true);
if ((status & ColumnText.NO_MORE_TEXT) != 0) {
if (max - min < size * precision)
return size;
min = size;
}
else
max = size;
}
return size;
}
/**
* @see com.lowagie.text.pdf.PdfPCellEvent#cellLayout(com.lowagie.text.pdf.PdfPCell, com.lowagie.text.Rectangle, com.lowagie.text.pdf.PdfContentByte[])
*/
public void CellLayout(PdfPCell cell, Rectangle position, PdfContentByte[] canvases)
{
foreach (IPdfPCellEvent eventa in events) {
eventa.CellLayout(cell, position, canvases);
}
}
/**
* Sets the signature to be visible. It creates a new visible signature field.
* @param pageRect the position and dimension of the field in the page
* @param page the page to place the field. The fist page is 1
* @param fieldName the field name or <CODE>null</CODE> to generate automatically a new field name
*/
public void SetVisibleSignature(Rectangle pageRect, int page, String fieldName)
{
if (fieldName != null) {
if (fieldName.IndexOf('.') >= 0)
throw new ArgumentException("Field names cannot contain a dot.");
AcroFields af = writer.AcroFields;
AcroFields.Item item = af.GetFieldItem(fieldName);
if (item != null)
throw new ArgumentException("The field " + fieldName + " already exists.");
this.fieldName = fieldName;
}
if (page < 1 || page > writer.reader.NumberOfPages)
throw new ArgumentException("Invalid page number: " + page);
this.pageRect = new Rectangle(pageRect);
this.pageRect.Normalize();
rect = new Rectangle(this.pageRect.Width, this.pageRect.Height);
this.page = page;
newField = true;
}
/**
* Called when a <CODE>Chunk</CODE> with a generic tag is written.
* <P>
* It is usefull to pinpoint the <CODE>Chunk</CODE> location to generate
* bookmarks, for example.
*
* @param writer
* the <CODE>PdfWriter</CODE> for this document
* @param document
* the document
* @param rect
* the <CODE>Rectangle</CODE> containing the <CODE>Chunk
* </CODE>
* @param text
* the text of the tag
*/
public virtual void OnGenericTag(PdfWriter writer, Document document,
Rectangle rect, String text)
{
foreach (IPdfPageEvent eventa in events) {
eventa.OnGenericTag(writer, document, rect, text);
}
}
/// <summary>
/// Sets the pagesize.
/// </summary>
/// <param name="pageSize">the new pagesize</param>
/// <returns>a boolean</returns>
public virtual bool SetPageSize(Rectangle pageSize)
{
this.pageSize = pageSize;
return true;
}
/**
* Writes a number of cells (not necessarily all cells).
*
* @param colStart The first column to be written.
* Remember that the column index starts with 0.
* @param colEnd The last column to be written.
* Remember that the column index starts with 0.
* If -1, all the columns to the end are written.
* @param xPos The x-coordinate where the table starts on the canvas
* @param yPos The y-coordinate where the table starts on the canvas
*/
public void WriteCells(int colStart, int colEnd, float xPos, float yPos, PdfContentByte[] canvases)
{
if (!calculated)
CalculateHeights();
if (colEnd < 0)
colEnd = cells.Length;
else
colEnd = Math.Min(colEnd, cells.Length);
if (colStart < 0)
colStart = 0;
if (colStart >= colEnd)
return;
int newStart;
for (newStart = colStart; newStart >= 0; --newStart) {
if (cells[newStart] != null)
break;
if (newStart > 0)
xPos -= widths[newStart - 1];
}
if (newStart < 0)
newStart = 0;
if (cells[newStart] != null)
xPos -= cells[newStart].Left;
for (int k = newStart; k < colEnd; ++k) {
PdfPCell cell = cells[k];
if (cell == null)
continue;
float currentMaxHeight = maxHeight + extraHeights[k];
WriteBorderAndBackground(xPos, yPos, currentMaxHeight, cell, canvases);
Image img = cell.Image;
float tly = cell.Top + yPos - cell.EffectivePaddingTop;
if (cell.Height <= currentMaxHeight) {
switch (cell.VerticalAlignment) {
case Element.ALIGN_BOTTOM:
tly = cell.Top + yPos - currentMaxHeight + cell.Height
- cell.EffectivePaddingTop;
break;
case Element.ALIGN_MIDDLE:
tly = cell.Top + yPos + (cell.Height - currentMaxHeight) / 2
- cell.EffectivePaddingTop;
break;
default:
break;
}
}
if (img != null) {
if (cell.Rotation != 0) {
img = Image.GetInstance(img);
img.Rotation = img.GetImageRotation() + (float)(cell.Rotation * Math.PI / 180.0);
}
bool vf = false;
if (cell.Height > currentMaxHeight) {
img.ScalePercent(100);
float scale = (currentMaxHeight - cell.EffectivePaddingTop - cell
.EffectivePaddingBottom)
/ img.ScaledHeight;
img.ScalePercent(scale * 100);
vf = true;
}
float left = cell.Left + xPos
+ cell.EffectivePaddingLeft;
if (vf) {
switch (cell.HorizontalAlignment) {
case Element.ALIGN_CENTER:
left = xPos
+ (cell.Left + cell.EffectivePaddingLeft
+ cell.Right
- cell.EffectivePaddingRight - img
.ScaledWidth) / 2;
break;
case Element.ALIGN_RIGHT:
left = xPos + cell.Right
- cell.EffectivePaddingRight
- img.ScaledWidth;
break;
default:
break;
}
tly = cell.Top + yPos - cell.EffectivePaddingTop;
}
img.SetAbsolutePosition(left, tly - img.ScaledHeight);
canvases[PdfPTable.TEXTCANVAS].AddImage(img);
} else {
// rotation sponsored by Connection GmbH
if (cell.Rotation == 90 || cell.Rotation == 270) {
float netWidth = currentMaxHeight - cell.EffectivePaddingTop - cell.EffectivePaddingBottom;
float netHeight = cell.Width - cell.EffectivePaddingLeft - cell.EffectivePaddingRight;
ColumnText ct = ColumnText.Duplicate(cell.Column);
ct.Canvases = canvases;
ct.SetSimpleColumn(0, 0, netWidth + 0.001f, -netHeight);
ct.Go(true);
float calcHeight = -ct.YLine;
if (netWidth <= 0 || netHeight <= 0)
calcHeight = 0;
if (calcHeight > 0) {
if (cell.UseDescender)
calcHeight -= ct.Descender;
ct = ColumnText.Duplicate(cell.Column);
ct.Canvases = canvases;
ct.SetSimpleColumn(-0.003f, -0.001f, netWidth + 0.003f, calcHeight);
float pivotX;
float pivotY;
if (cell.Rotation == 90) {
pivotY = cell.Top + yPos - currentMaxHeight + cell.EffectivePaddingBottom;
switch (cell.VerticalAlignment) {
case Element.ALIGN_BOTTOM:
pivotX = cell.Left + xPos + cell.Width - cell.EffectivePaddingRight;
break;
case Element.ALIGN_MIDDLE:
pivotX = cell.Left + xPos + (cell.Width + cell.EffectivePaddingLeft - cell.EffectivePaddingRight + calcHeight) / 2;
break;
default: //top
pivotX = cell.Left + xPos + cell.EffectivePaddingLeft + calcHeight;
break;
}
SaveAndRotateCanvases(canvases, 0,1,-1,0,pivotX,pivotY);
}
else {
pivotY = cell.Top + yPos - cell.EffectivePaddingTop;
switch (cell.VerticalAlignment) {
case Element.ALIGN_BOTTOM:
pivotX = cell.Left + xPos + cell.EffectivePaddingLeft;
break;
case Element.ALIGN_MIDDLE:
pivotX = cell.Left + xPos + (cell.Width + cell.EffectivePaddingLeft - cell.EffectivePaddingRight - calcHeight) / 2;
break;
default: //top
pivotX = cell.Left + xPos + cell.Width - cell.EffectivePaddingRight - calcHeight;
break;
}
SaveAndRotateCanvases(canvases, 0,-1,1,0,pivotX,pivotY);
}
try {
ct.Go();
} finally {
RestoreCanvases(canvases);
}
}
}
else {
float fixedHeight = cell.FixedHeight;
float rightLimit = cell.Right + xPos
- cell.EffectivePaddingRight;
float leftLimit = cell.Left + xPos
+ cell.EffectivePaddingLeft;
if (cell.NoWrap) {
switch (cell.HorizontalAlignment) {
case Element.ALIGN_CENTER:
rightLimit += 10000;
leftLimit -= 10000;
break;
case Element.ALIGN_RIGHT:
if (cell.Rotation == 180) {
rightLimit += RIGHT_LIMIT;
}
else {
leftLimit -= RIGHT_LIMIT;
}
break;
default:
if (cell.Rotation == 180) {
leftLimit -= RIGHT_LIMIT;
}
else {
rightLimit += RIGHT_LIMIT;
}
break;
}
}
ColumnText ct = ColumnText.Duplicate(cell.Column);
ct.Canvases = canvases;
float bry = tly
- (currentMaxHeight
- cell.EffectivePaddingTop - cell.EffectivePaddingBottom);
if (fixedHeight > 0) {
if (cell.Height > currentMaxHeight) {
tly = cell.Top + yPos - cell.EffectivePaddingTop;
bry = cell.Top + yPos - currentMaxHeight + cell.EffectivePaddingBottom;
}
}
if ((tly > bry || ct.ZeroHeightElement()) && leftLimit < rightLimit) {
ct.SetSimpleColumn(leftLimit, bry - 0.001f, rightLimit, tly);
if (cell.Rotation == 180) {
float shx = leftLimit + rightLimit;
float shy = yPos + yPos - currentMaxHeight + cell.EffectivePaddingBottom - cell.EffectivePaddingTop;
SaveAndRotateCanvases(canvases, -1,0,0,-1,shx,shy);
}
try {
ct.Go();
} finally {
if (cell.Rotation == 180) {
RestoreCanvases(canvases);
}
}
}
}
}
IPdfPCellEvent evt = cell.CellEvent;
if (evt != null) {
Rectangle rect = new Rectangle(cell.Left + xPos, cell.Top
+ yPos - currentMaxHeight, cell.Right + xPos, cell.Top
+ yPos);
evt.CellLayout(cell, rect, canvases);
}
}
}
/**
* Copies all of the parameters from a <CODE>Rectangle</CODE> object
* except the position.
*
* @param rect
* <CODE>Rectangle</CODE> to copy from
*/
public virtual void SoftCloneNonPositionParameters(Rectangle rect)
{
if (rect.rotation != 0)
this.rotation = rect.rotation;
if (rect.border != UNDEFINED)
this.border = rect.border;
if (rect.borderWidth != UNDEFINED)
this.borderWidth = rect.borderWidth;
if (rect.borderColor != null)
this.borderColor = rect.borderColor;
if (rect.backgroundColor != null)
this.backgroundColor = rect.backgroundColor;
if (rect.borderColorLeft != null)
this.borderColorLeft = rect.borderColorLeft;
if (rect.borderColorRight != null)
this.borderColorRight = rect.borderColorRight;
if (rect.borderColorTop != null)
this.borderColorTop = rect.borderColorTop;
if (rect.borderColorBottom != null)
this.borderColorBottom = rect.borderColorBottom;
if (rect.borderWidthLeft != UNDEFINED)
this.borderWidthLeft = rect.borderWidthLeft;
if (rect.borderWidthRight != UNDEFINED)
this.borderWidthRight = rect.borderWidthRight;
if (rect.borderWidthTop != UNDEFINED)
this.borderWidthTop = rect.borderWidthTop;
if (rect.borderWidthBottom != UNDEFINED)
this.borderWidthBottom = rect.borderWidthBottom;
if (useVariableBorders)
this.useVariableBorders = rect.useVariableBorders;
}
/**
* Gets the main appearance layer.
* <p>
* Consult <A HREF="http://partners.adobe.com/asn/developer/pdfs/tn/PPKAppearances.pdf">PPKAppearances.pdf</A>
* for further details.
* @return the main appearance layer
* @throws DocumentException on error
* @throws IOException on error
*/
public PdfTemplate GetAppearance()
{
if (IsInvisible()) {
PdfTemplate t = new PdfTemplate(writer);
t.BoundingBox = new Rectangle(0, 0);
writer.AddDirectTemplateSimple(t, null);
return t;
}
if (app[0] == null) {
PdfTemplate t = app[0] = new PdfTemplate(writer);
t.BoundingBox = new Rectangle(100, 100);
writer.AddDirectTemplateSimple(t, new PdfName("n0"));
t.SetLiteral("% DSBlank\n");
}
if (app[1] == null && !acro6Layers) {
PdfTemplate t = app[1] = new PdfTemplate(writer);
t.BoundingBox = new Rectangle(100, 100);
writer.AddDirectTemplateSimple(t, new PdfName("n1"));
t.SetLiteral(questionMark);
}
if (app[2] == null) {
String text;
if (layer2Text == null) {
StringBuilder buf = new StringBuilder();
buf.Append("Digitally signed by ").Append(PdfPKCS7.GetSubjectFields((X509Certificate)certChain[0]).GetField("CN")).Append('\n');
buf.Append("Date: ").Append(signDate.ToString("yyyy.MM.dd HH:mm:ss zzz"));
if (reason != null)
buf.Append('\n').Append("Reason: ").Append(reason);
if (location != null)
buf.Append('\n').Append("Location: ").Append(location);
text = buf.ToString();
}
else
text = layer2Text;
PdfTemplate t = app[2] = new PdfTemplate(writer);
t.BoundingBox = rect;
writer.AddDirectTemplateSimple(t, new PdfName("n2"));
if (image != null) {
if (imageScale == 0) {
t.AddImage(image, rect.Width, 0, 0, rect.Height, 0, 0);
}
else {
float usableScale = imageScale;
if (imageScale < 0)
usableScale = Math.Min(rect.Width / image.Width, rect.Height / image.Height);
float w = image.Width * usableScale;
float h = image.Height * usableScale;
float x = (rect.Width - w) / 2;
float y = (rect.Height - h) / 2;
t.AddImage(image, w, 0, 0, h, x, y);
}
}
Font font;
if (layer2Font == null)
font = new Font();
else
font = new Font(layer2Font);
float size = font.Size;
Rectangle dataRect = null;
Rectangle signatureRect = null;
if (Render == SignatureRender.NameAndDescription ||
(Render == SignatureRender.GraphicAndDescription && this.SignatureGraphic != null)) {
// origin is the bottom-left
signatureRect = new Rectangle(
MARGIN,
MARGIN,
rect.Width / 2 - MARGIN,
rect.Height - MARGIN);
dataRect = new Rectangle(
rect.Width / 2 + MARGIN / 2,
MARGIN,
rect.Width - MARGIN / 2,
rect.Height - MARGIN);
if (rect.Height > rect.Width) {
signatureRect = new Rectangle(
MARGIN,
rect.Height / 2,
rect.Width - MARGIN,
rect.Height);
dataRect = new Rectangle(
MARGIN,
MARGIN,
rect.Width - MARGIN,
rect.Height / 2 - MARGIN);
}
}
else {
dataRect = new Rectangle(
MARGIN,
MARGIN,
rect.Width - MARGIN,
rect.Height * (1 - TOP_SECTION) - MARGIN);
}
if (Render == SignatureRender.NameAndDescription) {
string signedBy = Legacy.Text.Pdf.PdfPKCS7.GetSubjectFields(this.certChain[0]).GetField("CN");
Rectangle sr2 = new Rectangle(signatureRect.Width - MARGIN, signatureRect.Height - MARGIN );
float signedSize = FitText(font, signedBy, sr2, -1, runDirection);
ColumnText ct2 = new ColumnText(t);
ct2.RunDirection = runDirection;
ct2.SetSimpleColumn(new Phrase(signedBy, font), signatureRect.Left, signatureRect.Bottom, signatureRect.Right, signatureRect.Top, signedSize, Element.ALIGN_LEFT);
ct2.Go();
}
else if (Render == SignatureRender.GraphicAndDescription) {
ColumnText ct2 = new ColumnText(t);
ct2.RunDirection = runDirection;
ct2.SetSimpleColumn(signatureRect.Left, signatureRect.Bottom, signatureRect.Right, signatureRect.Top, 0, Element.ALIGN_RIGHT);
Image im = Image.GetInstance(SignatureGraphic);
im.ScaleToFit(signatureRect.Width, signatureRect.Height);
Paragraph p = new Paragraph();
// must calculate the point to draw from to make image appear in middle of column
float x = 0;
// experimentation found this magic number to counteract Adobe's signature graphic, which
// offsets the y co-ordinate by 15 units
float y = -im.ScaledHeight + 15;
x = x + (signatureRect.Width - im.ScaledWidth) / 2;
y = y - (signatureRect.Height - im.ScaledHeight) / 2;
p.Add(new Chunk(im, x + (signatureRect.Width - im.ScaledWidth) / 2, y, false));
ct2.AddElement(p);
ct2.Go();
}
if (size <= 0) {
Rectangle sr = new Rectangle(dataRect.Width, dataRect.Height);
size = FitText(font, text, sr, 12, runDirection);
}
ColumnText ct = new ColumnText(t);
ct.RunDirection = runDirection;
ct.SetSimpleColumn(new Phrase(text, font), dataRect.Left, dataRect.Bottom, dataRect.Right, dataRect.Top, size, Element.ALIGN_LEFT);
ct.Go();
}
if (app[3] == null && !acro6Layers) {
PdfTemplate t = app[3] = new PdfTemplate(writer);
t.BoundingBox = new Rectangle(100, 100);
writer.AddDirectTemplateSimple(t, new PdfName("n3"));
t.SetLiteral("% DSBlank\n");
}
if (app[4] == null && !acro6Layers) {
PdfTemplate t = app[4] = new PdfTemplate(writer);
t.BoundingBox = new Rectangle(0, rect.Height * (1 - TOP_SECTION), rect.Right, rect.Top);
writer.AddDirectTemplateSimple(t, new PdfName("n4"));
Font font;
if (layer2Font == null)
font = new Font();
else
font = new Font(layer2Font);
float size = font.Size;
String text = "Signature Not Verified";
if (layer4Text != null)
text = layer4Text;
Rectangle sr = new Rectangle(rect.Width - 2 * MARGIN, rect.Height * TOP_SECTION - 2 * MARGIN);
size = FitText(font, text, sr, 15, runDirection);
ColumnText ct = new ColumnText(t);
ct.RunDirection = runDirection;
ct.SetSimpleColumn(new Phrase(text, font), MARGIN, 0, rect.Width - MARGIN, rect.Height - MARGIN, size, Element.ALIGN_LEFT);
ct.Go();
}
int rotation = writer.reader.GetPageRotation(page);
Rectangle rotated = new Rectangle(rect);
int n = rotation;
while (n > 0) {
rotated = rotated.Rotate();
n -= 90;
}
if (frm == null) {
frm = new PdfTemplate(writer);
frm.BoundingBox = rotated;
writer.AddDirectTemplateSimple(frm, new PdfName("FRM"));
float scale = Math.Min(rect.Width, rect.Height) * 0.9f;
float x = (rect.Width - scale) / 2;
float y = (rect.Height - scale) / 2;
scale /= 100;
if (rotation == 90)
frm.ConcatCTM(0, 1, -1, 0, rect.Height, 0);
else if (rotation == 180)
frm.ConcatCTM(-1, 0, 0, -1, rect.Width, rect.Height);
else if (rotation == 270)
frm.ConcatCTM(0, -1, 1, 0, 0, rect.Width);
frm.AddTemplate(app[0], 0, 0);
if (!acro6Layers)
frm.AddTemplate(app[1], scale, 0, 0, scale, x, y);
frm.AddTemplate(app[2], 0, 0);
if (!acro6Layers) {
frm.AddTemplate(app[3], scale, 0, 0, scale, x, y);
frm.AddTemplate(app[4], 0, 0);
}
}
PdfTemplate napp = new PdfTemplate(writer);
napp.BoundingBox = rotated;
writer.AddDirectTemplateSimple(napp, null);
napp.AddTemplate(frm, 0, 0);
return napp;
}
/**
* Adds a blank page.
* @param rect The page dimension
* @param rotation The rotation angle in degrees
* @since 2.1.5
*/
public void AddPage(Rectangle rect, int rotation)
{
PdfRectangle mediabox = new PdfRectangle(rect, rotation);
PageResources resources = new PageResources();
PdfPage page = new PdfPage(mediabox, new Hashtable(), resources.Resources, 0);
page.Put(PdfName.TABS, Tabs);
root.AddPage(page);
++currentPageNumber;
}
/**
* @see com.lowagie.text.pdf.PdfPCellEvent#cellLayout(com.lowagie.text.pdf.PdfPCell, com.lowagie.text.Rectangle, com.lowagie.text.pdf.PdfContentByte[])
*/
public void CellLayout(PdfPCell cell, Rectangle rect, PdfContentByte[] canvases)
{
if (cellField == null || (fieldWriter == null && parent == null)) throw new ArgumentException("You have used the wrong constructor for this FieldPositioningEvents class.");
cellField.Put(PdfName.RECT, new PdfRectangle(rect.GetLeft(padding), rect.GetBottom(padding), rect.GetRight(padding), rect.GetTop(padding)));
if (parent == null)
fieldWriter.AddAnnotation(cellField);
else
parent.AddKid(cellField);
}
/// <summary>
/// Constructs a new Document-object.
/// </summary>
/// <param name="pageSize">the pageSize</param>
public Document(Rectangle pageSize)
: this(pageSize, 36, 36, 36, 36)
{
}
/**
* @see com.lowagie.text.pdf.PdfPageEvent#onGenericTag(com.lowagie.text.pdf.PdfWriter, com.lowagie.text.Document, com.lowagie.text.Rectangle, java.lang.String)
*/
public override void OnGenericTag(PdfWriter writer, Document document,
Rectangle rect, String text)
{
rect.Bottom = rect.Bottom - 3;
PdfFormField field = (PdfFormField) genericChunkFields[text];
if (field == null) {
TextField tf = new TextField(writer, new Rectangle(rect.GetLeft(padding), rect.GetBottom(padding), rect.GetRight(padding), rect.GetTop(padding)), text);
tf.FontSize = 14;
field = tf.GetTextField();
}
else {
field.Put(PdfName.RECT, new PdfRectangle(rect.GetLeft(padding), rect.GetBottom(padding), rect.GetRight(padding), rect.GetTop(padding)));
}
if (parent == null)
writer.AddAnnotation(field);
else
parent.AddKid(field);
}
/// <summary>
/// Sets the pagesize.
/// </summary>
/// <param name="pageSize">the new pagesize</param>
/// <returns>a bool</returns>
public virtual bool SetPageSize(Rectangle pageSize)
{
this.pageSize = pageSize;
foreach (IDocListener listener in listeners) {
listener.SetPageSize(pageSize);
}
return true;
}
/// <summary>
/// Constructs a Rectangle-object.
/// </summary>
/// <param name="rect">another Rectangle</param>
public Rectangle(Rectangle rect)
: this(rect.llx, rect.lly, rect.urx, rect.ury)
{
CloneNonPositionParameters(rect);
}
/** Sets the percentage width of the table from the absolute column width.
* @param columnWidth the absolute width of each column
* @param pageSize the page size
* @throws DocumentException
*/
public void SetWidthPercentage(float[] columnWidth, Rectangle pageSize)
{
if (columnWidth.Length != NumberOfColumns)
throw new ArgumentException("Wrong number of columns.");
float totalWidth = 0;
for (int k = 0; k < columnWidth.Length; ++k)
totalWidth += columnWidth[k];
widthPercentage = totalWidth / (pageSize.Right - pageSize.Left) * 100f;
SetWidths(columnWidth);
}
/**
* Copies all of the parameters from a <CODE>Rectangle</CODE> object
* except the position.
*
* @param rect
* <CODE>Rectangle</CODE> to copy from
*/
public virtual void CloneNonPositionParameters(Rectangle rect)
{
this.rotation = rect.rotation;
this.border = rect.border;
this.borderWidth = rect.borderWidth;
this.borderColor = rect.borderColor;
this.backgroundColor = rect.backgroundColor;
this.borderColorLeft = rect.borderColorLeft;
this.borderColorRight = rect.borderColorRight;
this.borderColorTop = rect.borderColorTop;
this.borderColorBottom = rect.borderColorBottom;
this.borderWidthLeft = rect.borderWidthLeft;
this.borderWidthRight = rect.borderWidthRight;
this.borderWidthTop = rect.borderWidthTop;
this.borderWidthBottom = rect.borderWidthBottom;
this.useVariableBorders = rect.useVariableBorders;
}
public static PdfAnnotation ConvertAnnotation(PdfWriter writer, Annotation annot, Rectangle defaultRect)
{
switch (annot.AnnotationType) {
case Annotation.URL_NET:
return new PdfAnnotation(writer, annot.GetLlx(), annot.GetLly(), annot.GetUrx(), annot.GetUry(), new PdfAction((Uri) annot.Attributes[Annotation.URL]));
case Annotation.URL_AS_STRING:
return new PdfAnnotation(writer, annot.GetLlx(), annot.GetLly(), annot.GetUrx(), annot.GetUry(), new PdfAction((String) annot.Attributes[Annotation.FILE]));
case Annotation.FILE_DEST:
return new PdfAnnotation(writer, annot.GetLlx(), annot.GetLly(), annot.GetUrx(), annot.GetUry(), new PdfAction((String) annot.Attributes[Annotation.FILE], (String) annot.Attributes[Annotation.DESTINATION]));
case Annotation.SCREEN:
bool[] sparams = (bool[])annot.Attributes[Annotation.PARAMETERS];
String fname = (String) annot.Attributes[Annotation.FILE];
String mimetype = (String) annot.Attributes[Annotation.MIMETYPE];
PdfFileSpecification fs;
if (sparams[0])
fs = PdfFileSpecification.FileEmbedded(writer, fname, fname, null);
else
fs = PdfFileSpecification.FileExtern(writer, fname);
PdfAnnotation ann = PdfAnnotation.CreateScreen(writer, new Rectangle(annot.GetLlx(), annot.GetLly(), annot.GetUrx(), annot.GetUry()),
fname, fs, mimetype, sparams[1]);
return ann;
case Annotation.FILE_PAGE:
return new PdfAnnotation(writer, annot.GetLlx(), annot.GetLly(), annot.GetUrx(), annot.GetUry(), new PdfAction((String) annot.Attributes[Annotation.FILE], (int)annot.Attributes[Annotation.PAGE]));
case Annotation.NAMED_DEST:
return new PdfAnnotation(writer, annot.GetLlx(), annot.GetLly(), annot.GetUrx(), annot.GetUry(), new PdfAction((int) annot.Attributes[Annotation.NAMED]));
case Annotation.LAUNCH:
return new PdfAnnotation(writer, annot.GetLlx(), annot.GetLly(), annot.GetUrx(), annot.GetUry(), new PdfAction((String) annot.Attributes[Annotation.APPLICATION],(String) annot.Attributes[Annotation.PARAMETERS],(String) annot.Attributes[Annotation.OPERATION],(String) annot.Attributes[Annotation.DEFAULTDIR]));
default:
return new PdfAnnotation(writer, defaultRect.Left, defaultRect.Bottom, defaultRect.Right, defaultRect.Top, new PdfString(annot.Title, PdfObject.TEXT_UNICODE), new PdfString(annot.Content, PdfObject.TEXT_UNICODE));
}
}
/// <summary>
/// Gets a Rectangle that is altered to fit on the page.
/// </summary>
/// <param name="top">the top position</param>
/// <param name="bottom">the bottom position</param>
/// <returns>a Rectangle</returns>
public Rectangle GetRectangle(float top, float bottom)
{
Rectangle tmp = new Rectangle(this);
if (this.Top > top) {
tmp.Top = top;
tmp.Border = border - (border & TOP_BORDER);
}
if (Bottom < bottom) {
tmp.Bottom = bottom;
tmp.Border = border - (border & BOTTOM_BORDER);
}
return tmp;
}
/**
* Called when a <CODE>Chunk</CODE> with a generic tag is written.
* <P>
* It is usefull to pinpoint the <CODE>Chunk</CODE> location to generate
* bookmarks, for example.
*
* @param writer the <CODE>PdfWriter</CODE> for this document
* @param document the document
* @param rect the <CODE>Rectangle</CODE> containing the <CODE>Chunk</CODE>
* @param text the text of the tag
*/
public virtual void OnGenericTag(PdfWriter writer,Document document,Rectangle rect,string text)
{
}
/// <summary>
/// Swaps the values of urx and ury and of lly and llx in order to rotate the rectangle.
/// </summary>
/// <returns>a Rectangle</returns>
public Rectangle Rotate()
{
Rectangle rect = new Rectangle(lly, llx, ury, urx);
rect.rotation = rotation + 90;
rect.rotation %= 360;
return rect;
}
/**
* Gets the button appearance.
* @throws IOException on error
* @throws DocumentException on error
* @return the button appearance
*/
public PdfAppearance GetAppearance()
{
PdfAppearance app = GetBorderAppearance();
Rectangle box = new Rectangle(app.BoundingBox);
if ((text == null || text.Length == 0) && (layout == LAYOUT_LABEL_ONLY || (image == null && template == null && iconReference == null))) {
return app;
}
if (layout == LAYOUT_ICON_ONLY && image == null && template == null && iconReference == null)
return app;
BaseFont ufont = RealFont;
bool borderExtra = borderStyle == PdfBorderDictionary.STYLE_BEVELED || borderStyle == PdfBorderDictionary.STYLE_INSET;
float h = box.Height - borderWidth * 2;
float bw2 = borderWidth;
if (borderExtra) {
h -= borderWidth * 2;
bw2 *= 2;
}
float offsetX = (borderExtra ? 2 * borderWidth : borderWidth);
offsetX = Math.Max(offsetX, 1);
float offX = Math.Min(bw2, offsetX);
tp = null;
float textX = float.NaN;
float textY = 0;
float fsize = fontSize;
float wt = box.Width - 2 * offX - 2;
float ht = box.Height - 2 * offX;
float adj = (iconFitToBounds ? 0 : offX + 1);
int nlayout = layout;
if (image == null && template == null && iconReference == null)
nlayout = LAYOUT_LABEL_ONLY;
Rectangle iconBox = null;
while (true) {
switch (nlayout) {
case LAYOUT_LABEL_ONLY:
case LAYOUT_LABEL_OVER_ICON:
if (text != null && text.Length > 0 && wt > 0 && ht > 0) {
fsize = CalculateFontSize(wt, ht);
textX = (box.Width - ufont.GetWidthPoint(text, fsize)) / 2;
textY = (box.Height - ufont.GetFontDescriptor(BaseFont.ASCENT, fsize)) / 2;
}
goto case LAYOUT_ICON_ONLY;
case LAYOUT_ICON_ONLY:
if (nlayout == LAYOUT_LABEL_OVER_ICON || nlayout == LAYOUT_ICON_ONLY)
iconBox = new Rectangle(box.Left + adj, box.Bottom + adj, box.Right - adj, box.Top - adj);
break;
case LAYOUT_ICON_TOP_LABEL_BOTTOM:
if (text == null || text.Length == 0 || wt <= 0 || ht <= 0) {
nlayout = LAYOUT_ICON_ONLY;
continue;
}
float nht = box.Height * 0.35f - offX;
if (nht > 0)
fsize = CalculateFontSize(wt, nht);
else
fsize = 4;
textX = (box.Width - ufont.GetWidthPoint(text, fsize)) / 2;
textY = offX - ufont.GetFontDescriptor(BaseFont.DESCENT, fsize);
iconBox = new Rectangle(box.Left + adj, textY + fsize, box.Right - adj, box.Top - adj);
break;
case LAYOUT_LABEL_TOP_ICON_BOTTOM:
if (text == null || text.Length == 0 || wt <= 0 || ht <= 0) {
nlayout = LAYOUT_ICON_ONLY;
continue;
}
nht = box.Height * 0.35f - offX;
if (nht > 0)
fsize = CalculateFontSize(wt, nht);
else
fsize = 4;
textX = (box.Width - ufont.GetWidthPoint(text, fsize)) / 2;
textY = box.Height - offX - fsize;
if (textY < offX)
textY = offX;
iconBox = new Rectangle(box.Left + adj, box.Bottom + adj, box.Right - adj, textY + ufont.GetFontDescriptor(BaseFont.DESCENT, fsize));
break;
case LAYOUT_LABEL_LEFT_ICON_RIGHT:
if (text == null || text.Length == 0 || wt <= 0 || ht <= 0) {
nlayout = LAYOUT_ICON_ONLY;
continue;
}
float nw = box.Width * 0.35f - offX;
if (nw > 0)
fsize = CalculateFontSize(wt, nw);
else
fsize = 4;
if (ufont.GetWidthPoint(text, fsize) >= wt) {
nlayout = LAYOUT_LABEL_ONLY;
fsize = fontSize;
continue;
}
textX = offX + 1;
textY = (box.Height - ufont.GetFontDescriptor(BaseFont.ASCENT, fsize)) / 2;
iconBox = new Rectangle(textX + ufont.GetWidthPoint(text, fsize), box.Bottom + adj, box.Right - adj, box.Top - adj);
break;
case LAYOUT_ICON_LEFT_LABEL_RIGHT:
if (text == null || text.Length == 0 || wt <= 0 || ht <= 0) {
nlayout = LAYOUT_ICON_ONLY;
continue;
}
nw = box.Width * 0.35f - offX;
if (nw > 0)
fsize = CalculateFontSize(wt, nw);
else
fsize = 4;
if (ufont.GetWidthPoint(text, fsize) >= wt) {
nlayout = LAYOUT_LABEL_ONLY;
fsize = fontSize;
continue;
}
textX = box.Width - ufont.GetWidthPoint(text, fsize) - offX - 1;
textY = (box.Height - ufont.GetFontDescriptor(BaseFont.ASCENT, fsize)) / 2;
iconBox = new Rectangle(box.Left + adj, box.Bottom + adj, textX - 1, box.Top - adj);
break;
}
break;
}
if (textY < box.Bottom + offX)
textY = box.Bottom + offX;
if (iconBox != null && (iconBox.Width <= 0 || iconBox.Height <= 0))
iconBox = null;
bool haveIcon = false;
float boundingBoxWidth = 0;
float boundingBoxHeight = 0;
PdfArray matrix = null;
if (iconBox != null) {
if (image != null) {
tp = new PdfTemplate(writer);
tp.BoundingBox = new Rectangle(image);
writer.AddDirectTemplateSimple(tp, PdfName.FRM);
tp.AddImage(image, image.Width, 0, 0, image.Height, 0, 0);
haveIcon = true;
boundingBoxWidth = tp.BoundingBox.Width;
boundingBoxHeight = tp.BoundingBox.Height;
}
else if (template != null) {
tp = new PdfTemplate(writer);
tp.BoundingBox = new Rectangle(template.Width, template.Height);
writer.AddDirectTemplateSimple(tp, PdfName.FRM);
tp.AddTemplate(template, template.BoundingBox.Left, template.BoundingBox.Bottom);
haveIcon = true;
boundingBoxWidth = tp.BoundingBox.Width;
boundingBoxHeight = tp.BoundingBox.Height;
}
else if (iconReference != null) {
PdfDictionary dic = (PdfDictionary)PdfReader.GetPdfObject(iconReference);
if (dic != null) {
Rectangle r2 = PdfReader.GetNormalizedRectangle(dic.GetAsArray(PdfName.BBOX));
matrix = dic.GetAsArray(PdfName.MATRIX);
haveIcon = true;
boundingBoxWidth = r2.Width;
boundingBoxHeight = r2.Height;
}
}
}
if (haveIcon) {
float icx = iconBox.Width / boundingBoxWidth;
float icy = iconBox.Height / boundingBoxHeight;
if (proportionalIcon) {
switch (scaleIcon) {
case SCALE_ICON_IS_TOO_BIG:
icx = Math.Min(icx, icy);
icx = Math.Min(icx, 1);
break;
case SCALE_ICON_IS_TOO_SMALL:
icx = Math.Min(icx, icy);
icx = Math.Max(icx, 1);
break;
case SCALE_ICON_NEVER:
icx = 1;
break;
default:
icx = Math.Min(icx, icy);
break;
}
icy = icx;
}
else {
switch (scaleIcon) {
case SCALE_ICON_IS_TOO_BIG:
icx = Math.Min(icx, 1);
icy = Math.Min(icy, 1);
break;
case SCALE_ICON_IS_TOO_SMALL:
icx = Math.Max(icx, 1);
icy = Math.Max(icy, 1);
break;
case SCALE_ICON_NEVER:
icx = icy = 1;
break;
default:
break;
}
}
float xpos = iconBox.Left + (iconBox.Width - (boundingBoxWidth * icx)) * iconHorizontalAdjustment;
float ypos = iconBox.Bottom + (iconBox.Height - (boundingBoxHeight * icy)) * iconVerticalAdjustment;
app.SaveState();
app.Rectangle(iconBox.Left, iconBox.Bottom, iconBox.Width, iconBox.Height);
app.Clip();
app.NewPath();
if (tp != null)
app.AddTemplate(tp, icx, 0, 0, icy, xpos, ypos);
else {
float cox = 0;
float coy = 0;
if (matrix != null && matrix.Size == 6) {
PdfNumber nm = matrix.GetAsNumber(4);
if (nm != null)
cox = nm.FloatValue;
nm = matrix.GetAsNumber(5);
if (nm != null)
coy = nm.FloatValue;
}
app.AddTemplateReference(iconReference, PdfName.FRM, icx, 0, 0, icy, xpos - cox * icx, ypos - coy * icy);
}
app.RestoreState();
}
if (!float.IsNaN(textX)) {
app.SaveState();
app.Rectangle(offX, offX, box.Width - 2 * offX, box.Height - 2 * offX);
app.Clip();
app.NewPath();
if (textColor == null)
app.ResetGrayFill();
else
app.SetColorFill(textColor);
app.BeginText();
app.SetFontAndSize(ufont, fsize);
app.SetTextMatrix(textX, textY);
app.ShowText(text);
app.EndText();
app.RestoreState();
}
return app;
}
public PdfRectangle(Rectangle rectangle)
: this(rectangle.Left, rectangle.Bottom, rectangle.Right, rectangle.Top, 0)
{
}
