共用方式為

FlowDocumentPageViewer.Zoom 屬性

  • 參考

定義

命名空間:
System.Windows.Controls
組件:
PresentationFramework.dll

取得或設定 FlowDocumentPageViewer 目前的縮放層級。

public:
 property double Zoom { double get(); void set(double value); };
public double Zoom { get; set; }
member this.Zoom : double with get, set
Public Property Zoom As Double

屬性值

Double

目前的縮放層級 (以百分比表示)。 預設值為 100.0 (縮放層級 100%)。

範例

下列範例示範如何使用這個屬性。

<FlowDocumentPageViewer
  MinZoom="50" MaxZoom="1000"
  Zoom="120" ZoomIncrement="5"
>
  <FlowDocument>
    <Paragraph>
      Flow content...
    </Paragraph>
  </FlowDocument>
</FlowDocumentPageViewer>

FlowDocumentPageViewer flowDocPageViewer = new FlowDocumentPageViewer();

// Set zoom between 50% and 1000%.
flowDocPageViewer.MinZoom = 50;
flowDocPageViewer.MaxZoom = 1000;
// Set the zoom increment to 5%.
flowDocPageViewer.ZoomIncrement = 5;
// Set the initial zoom to 120%.
flowDocPageViewer.Zoom = 120;

FlowDocument flowDoc = new FlowDocument(new Paragraph(new Run("Flow content...")));
flowDocPageViewer.Document = flowDoc;

Dim flowDocPageViewer As New FlowDocumentPageViewer()

' Set zoom between 50% and 1000%.
flowDocPageViewer.MinZoom = 50
flowDocPageViewer.MaxZoom = 1000
' Set the zoom increment to 5%.
flowDocPageViewer.ZoomIncrement = 5
' Set the initial zoom to 120%.
flowDocPageViewer.Zoom = 120

Dim flowDoc As New FlowDocument(New Paragraph(New Run("Flow content...")))
flowDocPageViewer.Document = flowDoc

備註

縮放層級受限於 和 MaxZoom 屬性的值 MinZoom 。

相依性屬性資訊
識別碼欄位 ZoomProperty
中繼資料屬性設定為 true 無

適用於

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