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تعمل مقتطفات الشيفرة التالية أيضًا مع مكتبة Aspose.PDF.Drawing .
توفر فئة Document مجموعة تُسمى Form والتي تساعدك في إدارة حقول النموذج في مستند PDF.
لإضافة حقل نموذج:
يوضح المثال أدناه كيفية إضافة TextBoxField.
// For complete examples and data files, visit https://github.com/aspose-pdf/Aspose.PDF-for-.NET
private static void AddTextBoxFieldToPdf()
{
// The path to the documents directory
var dataDir = RunExamples.GetDataDir_AsposePdf_Forms();
// Open PDF document
using (var document = new Aspose.Pdf.Document(dataDir + "TextField.pdf"))
{
// Create a field
var textBoxField = new Aspose.Pdf.Forms.TextBoxField(document.Pages[1], new Aspose.Pdf.Rectangle(100, 200, 300, 300));
textBoxField.PartialName = "textbox1";
textBoxField.Value = "Text Box";
// Configure border
var border = new Aspose.Pdf.Annotations.Border(textBoxField);
border.Width = 5;
border.Dash = new Aspose.Pdf.Annotations.Dash(1, 1);
textBoxField.Border = border;
// Set color
textBoxField.Color = Aspose.Pdf.Color.FromRgb(System.Drawing.Color.Green);
// Add field to the document
document.Form.Add(textBoxField, 1);
// Save PDF document
document.Save(dataDir + "TextBox_out.pdf");
}
}
تظهر مقتطفات الشيفرة التالية كيفية إضافة RadioButtonField في مستند PDF.
// For complete examples and data files, visit https://github.com/aspose-pdf/Aspose.PDF-for-.NET
private static void AddRadioButtonToPdf()
{
// The path to the documents directory
var dataDir = RunExamples.GetDataDir_AsposePdf_Forms();
// Create PDF document
using (var document = new Aspose.Pdf.Document())
{
// Add a page to PDF file
document.Pages.Add();
// Instantiate RadioButtonField object with page number as argument
var radio = new Aspose.Pdf.Forms.RadioButtonField(document.Pages[1]);
// Add first radio button option and also specify its origin using Rectangle object
radio.AddOption("Test", new Aspose.Pdf.Rectangle(0, 0, 20, 20));
// Add second radio button option
radio.AddOption("Test1", new Aspose.Pdf.Rectangle(20, 20, 40, 40));
// Add radio button to form object of Document object
document.Form.Add(radio);
// Save PDF document
document.Save(dataDir + "RadioButton_out.pdf");
}
}
يمكن إضافة TextBoxField مع بعض تعليقات الأدوات.
// For complete examples and data files, please visit https://github.com/aspose-pdf/Aspose.PDF-for-.NET
private static void AddTextBoxFieldToPdf()
{
// The path to the documents directory
string dataDir = RunExamples.GetDataDir_AsposePdf_Forms();
// Create PDF document
using (var document = new Aspose.Pdf.Document())
{
// Add a new page in the created document
var page = document.Pages.Add();
// Defining an array with rectangle data for widget annotations.
// The number of elements in the array determines the number of widget annotations to add.
var rects = new Rectangle[]
{
new Rectangle(10, 600, 110, 620),
new Rectangle(10, 630, 110, 650),
new Rectangle(10, 660, 110, 680)
};
// Defining an array with DefaultAppearance used to specify how widget annotations are displayed in the added field.
var defaultAppearances = new DefaultAppearance[]
{
new DefaultAppearance("Arial", 10, System.Drawing.Color.DarkBlue),
new DefaultAppearance("Helvetica", 12, System.Drawing.Color.DarkGreen),
new DefaultAppearance(FontRepository.FindFont("TimesNewRoman"), 14, System.Drawing.Color.DarkMagenta)
};
// Create a field
var textBoxField = new TextBoxField(page, rects);
// Setting the appearances of widget annotations
short i = 0;
foreach (WidgetAnnotation wa in textBoxField)
{
wa.DefaultAppearance = defaultAppearances[i++];
}
textBoxField.Value = "Text";
// Add field to the document
document.Form.Add(textBoxField);
// Save PDF document
document.Save(dataDir + "TextBox_out.pdf");
}
}
تظهر مقتطفات الشيفرة التالية الخطوات لإضافة RadioButtonField مع ثلاثة خيارات ووضعها داخل خلايا الجدول.
// For complete examples and data files, visit https://github.com/aspose-pdf/Aspose.PDF-for-.NET
private static void AddRadioButtonWithOptionsToPdf()
{
// The path to the documents directory
var dataDir = RunExamples.GetDataDir_AsposePdf_Forms();
// Create PDF document
using (var document = new Aspose.Pdf.Document())
{
// Add a page to PDF file
var page = document.Pages.Add();
// Create a table
var table = new Aspose.Pdf.Table();
table.ColumnWidths = "120 120 120";
page.Paragraphs.Add(table);
// Add a row to the table
var r1 = table.Rows.Add();
// Add cells to the row
var c1 = r1.Cells.Add();
var c2 = r1.Cells.Add();
var c3 = r1.Cells.Add();
// Create a RadioButtonField
var rf = new Aspose.Pdf.Forms.RadioButtonField(page);
rf.PartialName = "radio";
document.Form.Add(rf, 1);
// Create RadioButtonOptionField options
var opt1 = new Aspose.Pdf.Forms.RadioButtonOptionField();
var opt2 = new Aspose.Pdf.Forms.RadioButtonOptionField();
var opt3 = new Aspose.Pdf.Forms.RadioButtonOptionField();
opt1.OptionName = "Item1";
opt2.OptionName = "Item2";
opt3.OptionName = "Item3";
opt1.Width = 15;
opt1.Height = 15;
opt2.Width = 15;
opt2.Height = 15;
opt3.Width = 15;
opt3.Height = 15;
rf.Add(opt1);
rf.Add(opt2);
rf.Add(opt3);
// Configure borders and captions for options
opt1.Border = new Aspose.Pdf.Annotations.Border(opt1);
opt1.Border.Width = 1;
opt1.Border.Style = Aspose.Pdf.Annotations.BorderStyle.Solid;
opt1.Characteristics.Border = System.Drawing.Color.Black;
opt1.DefaultAppearance.TextColor = System.Drawing.Color.Red;
opt1.Caption = new Aspose.Pdf.Text.TextFragment("Item1");
opt2.Border = new Aspose.Pdf.Annotations.Border(opt2);
opt2.Border.Width = 1;
opt2.Border.Style = Aspose.Pdf.Annotations.BorderStyle.Solid;
opt2.Characteristics.Border = System.Drawing.Color.Black;
opt2.DefaultAppearance.TextColor = System.Drawing.Color.Red;
opt2.Caption = new Aspose.Pdf.Text.TextFragment("Item2");
opt3.Border = new Aspose.Pdf.Annotations.Border(opt3);
opt3.Border.Width = 1;
opt3.Border.Style = Aspose.Pdf.Annotations.BorderStyle.Solid;
opt3.Characteristics.Border = System.Drawing.Color.Black;
opt3.DefaultAppearance.TextColor = System.Drawing.Color.Red;
opt3.Caption = new Aspose.Pdf.Text.TextFragment("Item3");
// Add options to the cells
c1.Paragraphs.Add(opt1);
c2.Paragraphs.Add(opt2);
c3.Paragraphs.Add(opt3);
// Save PDF document
document.Save(dataDir + "RadioButtonWithOptions_out.pdf");
}
}
تظهر مقتطفات الشيفرة التالية كيفية إضافة عنوان سيتم ربطه بـ RadioButtonField:
// For complete examples and data files, visit https://github.com/aspose-pdf/Aspose.PDF-for-.NET
private static void AddingCaptionToRadioButtonField()
{
// The path to the documents directory
var dataDir = RunExamples.GetDataDir_AsposePdf_Forms();
// Load source PDF form
using (var form1 = new Aspose.Pdf.Facades.Form(dataDir + "RadioButtonField.pdf"))
{
using (var document = new Aspose.Pdf.Document(dataDir + "RadioButtonField.pdf"))
{
foreach (var item in form1.FieldNames)
{
Console.WriteLine(item.ToString());
var radioOptions = form1.GetButtonOptionValues(item);
if (item.Contains("radio1"))
{
var field0 = document.Form[item] as Aspose.Pdf.Forms.RadioButtonField;
var fieldoption = new Aspose.Pdf.Forms.RadioButtonOptionField();
fieldoption.OptionName = "Yes";
fieldoption.PartialName = "Yesname";
var updatedFragment = new Aspose.Pdf.Text.TextFragment("test123");
updatedFragment.TextState.Font = Aspose.Pdf.Text.FontRepository.FindFont("Arial");
updatedFragment.TextState.FontSize = 10;
updatedFragment.TextState.LineSpacing = 6.32f;
// Create TextParagraph object
var par = new Aspose.Pdf.Text.TextParagraph();
// Set paragraph position
par.Position = new Aspose.Pdf.Text.Position(field0.Rect.LLX, field0.Rect.LLY + updatedFragment.TextState.FontSize);
// Specify word wraping mode
par.FormattingOptions.WrapMode = Aspose.Pdf.Text.TextFormattingOptions.WordWrapMode.ByWords;
// Add new TextFragment to paragraph
par.AppendLine(updatedFragment);
// Add the TextParagraph using TextBuilder
var textBuilder = new Aspose.Pdf.Text.TextBuilder(document.Pages[1]);
textBuilder.AppendParagraph(par);
field0.DeleteOption("item1");
}
}
// Save PDF document
document.Save(dataDir + "RadioButtonField_out.pdf");
}
}
}
تظهر مقتطفات الشيفرة التالية كيفية إضافة حقل ComboBox في مستند PDF.
// For complete examples and data files, visit https://github.com/aspose-pdf/Aspose.PDF-for-.NET
private static void AddComboBoxToPdf()
{
// The path to the documents directory
var dataDir = RunExamples.GetDataDir_AsposePdf_Forms();
// Create PDF document
using (var document = new Aspose.Pdf.Document())
{
// Add page to document object
document.Pages.Add();
// Instantiate ComboBox Field object
var combo = new Aspose.Pdf.Forms.ComboBoxField(document.Pages[1], new Aspose.Pdf.Rectangle(100, 600, 150, 616));
// Add options to ComboBox
combo.AddOption("Red");
combo.AddOption("Yellow");
combo.AddOption("Green");
combo.AddOption("Blue");
// Add combo box object to form fields collection of document object
document.Form.Add(combo);
// Save PDF document
document.Save(dataDir + "ComboBox_out.pdf");
}
}
توفر فئة Document مجموعة تُسمى Form التي تدير حقول النموذج في مستند PDF. لإضافة تلميح إلى حقل النموذج، استخدم خاصية AlternateName لفئة Field. يستخدم Adobe Acrobat “الاسم البديل” كتلميح حقل.
تظهر مقتطفات الشيفرة التالية كيفية إضافة تلميح إلى حقل النموذج، أولاً باستخدام C# ثم باستخدام Visual Basic.
// For complete examples and data files, visit https://github.com/aspose-pdf/Aspose.PDF-for-.NET
private static void AddTooltipToField()
{
// The path to the documents directory
var dataDir = RunExamples.GetDataDir_AsposePdf_Forms();
// Open PDF document
using (var document = new Aspose.Pdf.Document(dataDir + "AddTooltipToField.pdf"))
{
// Set the tooltip for textfield
if (document.Form["textbox1"] is Aspose.Pdf.Forms.Field field)
{
field.AlternateName = "Text box tool tip";
}
// Save PDF document
document.Save(dataDir + "AddTooltipToField_out.pdf");
}
}
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