private Aspose.Pdf.Forms.Field getFormFieldButton(HNodeTag buttonNode)
{
Aspose.Pdf.Forms.Field field = null;
string value = "";
if ((buttonNode is HNodeContainer) && (buttonNode as HNodeContainer).ChildNodes.Count > 0)
{
if ((buttonNode as HNodeContainer).ChildNodes[0] is HNodeText)
{
value = ((buttonNode as HNodeContainer).ChildNodes[0] as HNodeText).Text;
}
}
field = getFormField_Button();
return(field);
Aspose.Pdf.Forms.Field getFormField_Button()
{
ButtonField buttonField = new ButtonField();
buttonField.Height = 18;
buttonField.Width = 12 + 6 * value.Length;
if (!String.IsNullOrEmpty(value))
{
buttonField.Value = value;
}
return(buttonField);
}
}
public PDocument(string fileFullName, HDocument hDocument)
{
/*
* //DEBUG
* PDocument_debug(fileFullName, hDocument);
* return;
*/
bodyNode = hDocument.BodyNode;
pageTextState = PUtil.TextStateUtil.TextState_Default();
PUtil.TextStateUtil.TextState_ModifyFromHStyles((bodyNode as HNodeTag).Styles, pageTextState);
pageMargin = new MarginInfo(4, 4, 4, 12);
pageBackground = Aspose.Pdf.Color.FromRgb(1.00, 1.00, 1.00);
pdfDocument = new Document();
pdfPage = null;
pdfTextFragment = null;
pdfImage = null;
hyperlinkNode = null;
pdfNewLine = null;
inlineParagraphMargin = null;
pdfFormField = null;
pdfRadioButtonFields = new Dictionary <string, RadioButtonField>();
updateCurrentPage();
createBody();
pdfDocument.Save(fileFullName);
}
public static void Run()
{
// ExStart:FormFieldFont14
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_AsposePdf_Forms();
// Open document
Document pdfDocument = new Document(dataDir + "FormFieldFont14.pdf");
// Get particular form field from document
Aspose.Pdf.Forms.Field field = pdfDocument.Form["textbox1"] as Aspose.Pdf.Forms.Field;
// Create font object
Aspose.Pdf.Text.Font font = FontRepository.FindFont("ComicSansMS");
// Set the font information for form field
// Field.DefaultAppearance = new Aspose.Pdf.Forms.in.DefaultAppearance(font, 10, System.Drawing.Color.Black);
dataDir = dataDir + "FormFieldFont14_out.pdf";
// Save updated document
pdfDocument.Save(dataDir);
// ExEnd:FormFieldFont14
Console.WriteLine("\nForm field font setup successfully.\nFile saved at " + dataDir);
}
private Aspose.Pdf.Forms.Field getFormField(HNodeTag inputNode)
{
Aspose.Pdf.Forms.Field field = null;
string fieldType = inputNode.GetAttribute("type", "text");
//button|checkbox|file|hidden|image|password|radio|reset|submit|text
switch (fieldType)
{
case "button":
case "submit":
field = getFormField_Button();
break;
case "checkbox":
field = getFormField_CheckBox();
break;
case "file":
case "hidden":
case "image":
case "password":
case "reset":
break;
case "radio":
field = getFormField_RadioBox();
break;
case "text":
default:
field = getFormField_TextBox();
break;
}
return(field);
Aspose.Pdf.Forms.Field getFormField_TextBox()
{
TextBoxField textBoxField = new TextBoxField();
textBoxField.Height = 16;
textBoxField.Width = 160;
string name = inputNode.GetAttribute("name", "text_box_field");
textBoxField.PartialName = name;
string value = inputNode.GetAttribute("value", "");
if (!String.IsNullOrEmpty(value))
{
textBoxField.Value = value;
}
//Так делать нельзя, падает исключение при pdfDocument.ProcessParagraphs();
//textBoxField.Value = "";
//Border border = new Border(field);
//border.Width = 1;
//border.Dash = new Dash(1, 1);
//field.Border = border;
return(textBoxField);
}
Aspose.Pdf.Forms.Field getFormField_CheckBox()
{
CheckboxField checkBoxField = new CheckboxField();
checkBoxField.Height = 10;
checkBoxField.Width = 10;
string name = inputNode.GetAttribute("name", "checkbox_field");
checkBoxField.PartialName = name;
//Так делать нельзя, падает исключение при pdfDocument.ProcessParagraphs();
//checkBoxField.Checked = true;
return(checkBoxField);
}
Aspose.Pdf.Forms.Field getFormField_RadioBox()
{
string name = inputNode.GetAttribute("name", "radio_button_field");
RadioButtonField rbf = getRadioButtonField(name);
RadioButtonOptionField opt = new RadioButtonOptionField();
opt.OptionName = name + "_" + (rbf.Count + 1).ToString();
opt.Width = 12;
opt.Height = 12;
//Так делать нельзя, падает исключение при pdfDocument.ProcessParagraphs();
//opt.Border = new Border(opt);
//opt.Border.Width = 1;
//opt.Border.Style = BorderStyle.Solid;
//opt.Characteristics.Border = System.Drawing.Color.Black;
//opt.DefaultAppearance.TextColor = System.Drawing.Color.Red;
//opt.Caption = new TextFragment("Item1");
rbf.Add(opt);
return(opt);
}
Aspose.Pdf.Forms.Field getFormField_Button()
{
ButtonField buttonField = new ButtonField();
string value = inputNode.GetAttribute("value", "");
buttonField.Height = 18;
buttonField.Width = 12 + 6 * value.Length;
if (!String.IsNullOrEmpty(value))
{
buttonField.Value = value;
}
return(buttonField);
}
}
private TextSegment getTextSegment(HNode node, TextState parentTextState)
{
TextSegment textSegment = null;
// Text element
if (node is HNodeText)
{
textSegment = new TextSegment();
textSegment.TextState = parentTextState;
textSegment.Text = (node as HNodeText).Text;
if (hyperlinkNode != null)
{
Aspose.Pdf.WebHyperlink pdfHyperlink = new WebHyperlink(hyperlinkNode.GetAttribute("href", "#"));
textSegment.Hyperlink = pdfHyperlink;
}
}
// New Line element <br />
if ((node is HNodeTag) && (node as HNodeTag).TagType == HTagType.br)
{
/*
* //слетают стили!!!
* textSegment = new TextSegment();
* //textSegment.TextState = parentTextState;
* textSegment.Text = Environment.NewLine;
*/
pdfNewLine = new TextSegment();
pdfNewLine.Text = Environment.NewLine;
}
// Hyperlink element <a>
if ((node is HNodeTag) && (node as HNodeTag).TagType == HTagType.a)
{
PUtil.TextStateUtil.TextState_ModifyForHyperlink(parentTextState);
PUtil.TextStateUtil.TextState_ModifyFromHStyles((node as HNodeTag).Styles, parentTextState);
}
// Bold text element <b>
if ((node is HNodeTag) && (node as HNodeTag).TagType == HTagType.b)
{
PUtil.TextStateUtil.TextState_ModifyForBold(parentTextState);
PUtil.TextStateUtil.TextState_ModifyFromHStyles((node as HNodeTag).Styles, parentTextState);
}
// Italic text element <i>
if ((node is HNodeTag) && (node as HNodeTag).TagType == HTagType.i)
{
PUtil.TextStateUtil.TextState_ModifyForItalic(parentTextState);
PUtil.TextStateUtil.TextState_ModifyFromHStyles((node as HNodeTag).Styles, parentTextState);
}
// Image element <img>
if ((node is HNodeTag) && (node as HNodeTag).TagType == HTagType.img)
{
pdfImage = getImage(node as HNodeTag);
}
// Form field element <input>
if ((node is HNodeTag) && (node as HNodeTag).TagType == HTagType.input)
{
pdfFormField = getFormField(node as HNodeTag);
}
// Button element <button>
if ((node is HNodeTag) && (node as HNodeTag).TagType == HTagType.button)
{
pdfFormField = getFormFieldButton(node as HNodeTag);
}
// TODO - other inline tags
return(textSegment);
}
private void createNode(HNode node, TextState parentTextState)
{
TextState nodeTextState = new TextState();
nodeTextState.ApplyChangesFrom(parentTextState);
if (node is HNodeTag)
{
PUtil.TextStateUtil.TextState_ModifyFromHStyles((node as HNodeTag).Styles, nodeTextState);
}
// Block element
if ((node is HNodeTag) && HUtil.TagUtil.IsBlockTag((node as HNodeTag).TagType))
{
addTextFragmentOnPage();
createTextFragmentByTagType((node as HNodeTag).TagType);
}
// Inline element or Text element
else if (
(node is HNodeTag) && HUtil.TagUtil.IsInlineTag((node as HNodeTag).TagType)
||
(node is HNodeText)
)
{
if ((node is HNodeText) && (node as HNodeText).ParentNode != null && ((node as HNodeText).ParentNode is HNodeTag) && (((node as HNodeText).ParentNode as HNodeTag)).TagType == HTagType.button)
{
//
}
else
{
// Create TextSegment for element
TextSegment textSegment = getTextSegment(node, nodeTextState);
// New Line, <BR />
if (pdfNewLine != null)
{
double marginTop = 0;
double marginBottom = 0;
if (pdfTextFragment != null)
{
marginBottom = pdfTextFragment.Margin.Bottom;
pdfTextFragment.Margin.Bottom = 0;
}
addTextFragmentOnPage();
createTextFragmentByTagType(HTagType.div);
if (pdfTextFragment != null)
{
pdfTextFragment.Margin.Top = marginTop;
pdfTextFragment.Margin.Bottom = marginBottom;
}
pdfNewLine = null;
}
// Image
else if (pdfImage != null)
{
double imageHeight = pdfImage.FixHeight;
MarginInfo margin = new MarginInfo(0, 12, 0, 12);
if (pdfTextFragment == null || pdfTextFragment.Segments.Count == 0 || (pdfTextFragment.Segments.Count == 1 && pdfTextFragment.Segments[1].Text == String.Empty))
{
}
else
{
pdfTextFragment.Margin.Top += imageHeight;
margin = new MarginInfo(0, pdfTextFragment.Margin.Bottom, 0, -1 * imageHeight);
}
addTextFragmentOnPage(false);
pdfImage.IsInLineParagraph = true;
pdfImage.Margin = margin;
inlineParagraphMargin = margin;
if (hyperlinkNode != null)
{
Aspose.Pdf.WebHyperlink pdfHyperlink = new WebHyperlink(hyperlinkNode.GetAttribute("href", "#"));
pdfImage.Hyperlink = pdfHyperlink;
}
pdfPage.Paragraphs.Add(pdfImage);
if (node.NextNode == null)
{
updateCurrentPage();
}
pdfImage = null;
}
// Form Field Element
else if (pdfFormField != null)
{
//
//
//
double inputHeight = pdfFormField.Height;
MarginInfo margin = new MarginInfo(0, 12, 0, 12);
if (pdfTextFragment == null || pdfTextFragment.Segments.Count == 0 || (pdfTextFragment.Segments.Count == 1 && pdfTextFragment.Segments[1].Text == String.Empty))
{
}
else
{
double textFragmentHeight = pdfTextFragment.Rectangle.Height;
margin = pdfTextFragment.Margin;
pdfTextFragment.Margin.Bottom = textFragmentHeight - inputHeight;
pdfTextFragment.Margin.Top += Math.Max(0, (inputHeight - textFragmentHeight));
pdfTextFragment.Margin.Top += inputHeight;
}
addTextFragmentOnPage(false);
pdfFormField.IsInLineParagraph = true;
pdfFormField.Margin = margin;
inlineParagraphMargin = new MarginInfo(pdfFormField.Width, margin.Bottom, margin.Right, margin.Top);
pdfPage.Paragraphs.Add(pdfFormField);
if (node.NextNode == null)
{
updateCurrentPage();
}
pdfFormField = null;
}
// TextFragment for InLineParagraph mode
else if (pdfTextFragment == null)
{
HTagType tagTypeForTextFragment = HTagType.div;
bool isInLineParagraphForTextFragment = false;
bool flagPreviousImage = false;
bool flagPreviousInput = false;
if (node.PrevNode != null && (node.PrevNode is HNodeTag) && (node.PrevNode as HNodeTag).TagType == HTagType.img)
{
// prev image element
if (node.ParentNode != null && (node.ParentNode is HNodeTag) && HUtil.TagUtil.IsBlockTag((node.ParentNode as HNodeTag).TagType))
{
tagTypeForTextFragment = (node.ParentNode as HNodeTag).TagType;
}
isInLineParagraphForTextFragment = true;
flagPreviousImage = true;
}
else if (node.PrevNode != null && (node.PrevNode is HNodeTag) && (node.PrevNode as HNodeTag).TagType == HTagType.input)
{
// prev input element
if (node.ParentNode != null && (node.ParentNode is HNodeTag) && HUtil.TagUtil.IsBlockTag((node.ParentNode as HNodeTag).TagType))
{
tagTypeForTextFragment = (node.ParentNode as HNodeTag).TagType;
}
isInLineParagraphForTextFragment = true;
flagPreviousInput = true;
}
else
{
}
createTextFragmentByTagType(tagTypeForTextFragment);
pdfTextFragment.IsInLineParagraph = isInLineParagraphForTextFragment;
if ((flagPreviousImage || flagPreviousInput) && inlineParagraphMargin != null)
{
pdfTextFragment.Margin.Top = -1 * pdfTextFragment.Rectangle.Height - inlineParagraphMargin.Bottom;
pdfTextFragment.Margin.Bottom = inlineParagraphMargin.Bottom;
pdfTextFragment.Margin.Left = inlineParagraphMargin.Left;
inlineParagraphMargin = null;
}
}
if (textSegment != null && pdfTextFragment != null)
//if (textSegment != null)
{
pdfTextFragment.Segments.Add(textSegment);
}
}
}
//
// Create Nodes recursively with consider the hyperlink
//
if ((node is HNodeTag) && (node as HNodeTag).TagType == HTagType.a)
{
hyperlinkNode = (node as HNodeTag);
}
if (node is HNodeContainer)
{
foreach (HNode childNode in (node as HNodeContainer).ChildNodes)
{
createNode(childNode, nodeTextState);
}
}
if ((node is HNodeTag) && (node as HNodeTag).TagType == HTagType.a)
{
hyperlinkNode = null;
}
//
//
//
//
// Add Text Fragment on Page (if need)
//
if ((node is HNodeTag) && HUtil.TagUtil.IsBlockTag((node as HNodeTag).TagType))
{
addTextFragmentOnPage();
}
//
//
//
}