PdfGraphicsAcroFormRadioGroupField.AddButton(String, RectangleF) Method
Adds a radio button with the specified name to the radio group field and places it in the specified page area.
Namespace: DevExpress.Pdf
Assembly: DevExpress.Pdf.v24.2.Drawing.dll
NuGet Package: DevExpress.Pdf.Drawing
#Declaration
public void AddButton(
string name,
RectangleF rect
)
#Parameters
Name | Type | Description |
---|---|---|
name | String | A name of a radio button. |
rect | Rectangle |
A page rectangle in the world coordinate system where you can draw the radio button. |
#Remarks
To remove all radio buttons, call the ClearButtons() method.
#Example
This example shows how to use PDF Graphics API to create a radio button group field and add it to a new page.
using DevExpress.Pdf;
using System.Drawing;
//...
static void Main(string[] args)
{
using (PdfDocumentProcessor processor = new PdfDocumentProcessor())
{
// Create an empty document.
processor.CreateEmptyDocument("..\\..\\Result.pdf");
// Create graphics and draw a radio button field.
using (PdfGraphics graphics = processor.CreateGraphics())
{
DrawRadioButtonGroupField(graphics);
// Render a page with graphics.
processor.RenderNewPage(PdfPaperSize.Letter, graphics);
}
}
}
static void DrawRadioButtonGroupField(PdfGraphics graphics)
{
// Create a radio group field.
PdfGraphicsAcroFormRadioGroupField radioGroup =
new PdfGraphicsAcroFormRadioGroupField("First Group");
// Add the first radio button and specify its location.
radioGroup.AddButton("button1", new RectangleF(0, 0, 20, 20));
// Add the second radio button.
radioGroup.AddButton("button2", new RectangleF(0, 20, 20, 20));
// Specify selected index, style and appearance parameters.
radioGroup.SelectedIndex = 1;
radioGroup.ButtonStyle = PdfAcroFormButtonStyle.Circle;
radioGroup.Appearance.BackgroundColor = Color.Aqua;
radioGroup.Appearance.BorderAppearance =
new PdfGraphicsAcroFormBorderAppearance()
{
Color = Color.Red,
Width = 3
};
// Add the field to graphics.
graphics.AddFormField(radioGroup);
}
#Related GitHub Examples
The following code snippets (auto-collected from DevExpress Examples) contain references to the AddButton(String, RectangleF) method.
Note
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