ウォーターマークの印刷

シートの背景にイメージを、ウォーターマーク（透かし）として印刷できます。

ウォーターマーク（透かし）を印刷するには、FpSpreadクラスのPrintBackgroundイベントで画像を指定します。また、PrintInfoオブジェクトのOpacityプロパティで、印刷時の不透明度を設定します。不透明度を最高（透明ではない）に設定すると、ウォーターマークは表示されません。不透明度を低い値（透明度が高い）に設定すると、シートの背後にウォーターマークが透けて表示されます。

サンプルコード

次のサンプルコードは、シートの背景にウォーターマークを印刷します。

C#	コードのコピー
private void fpSpread1_PrintBackground(object sender, FarPoint.Win.Spread.PrintBackgroundEventArgs e) { FarPoint.Win.Picture pic = new FarPoint.Win.Picture(System.Drawing.Image.FromFile("C:\\Spread70\\Samples\\Files\\cover.jpg"), FarPoint.Win.RenderStyle.Normal); pic.AlignHorz = FarPoint.Win.HorizontalAlignment.Left; pic.AlignVert = FarPoint.Win.VerticalAlignment.Top; pic.Paint(e.Graphics, e.SheetRectangle); } private void button1_Click(object sender, System.EventArgs e) { FarPoint.Win.Spread.PrintInfo pi = new FarPoint.Win.Spread.PrintInfo(); pi.Opacity = 100; fpSpread1.ActiveSheet.PrintInfo = pi; fpSpread1.PrintSheet(0); }

コードのコピー

private void fpSpread1_PrintBackground(object sender, FarPoint.Win.Spread.PrintBackgroundEventArgs e)
{
    FarPoint.Win.Picture pic = new FarPoint.Win.Picture(System.Drawing.Image.FromFile("C:\\Spread70\\Samples\\Files\\cover.jpg"), FarPoint.Win.RenderStyle.Normal);
    pic.AlignHorz = FarPoint.Win.HorizontalAlignment.Left;
    pic.AlignVert = FarPoint.Win.VerticalAlignment.Top;
    pic.Paint(e.Graphics, e.SheetRectangle);
}
private void button1_Click(object sender, System.EventArgs e)
{
    FarPoint.Win.Spread.PrintInfo pi = new FarPoint.Win.Spread.PrintInfo();
    pi.Opacity = 100;
    fpSpread1.ActiveSheet.PrintInfo = pi;
    fpSpread1.PrintSheet(0);
}

Visual Basic	コードのコピー
Private Sub FpSpread1_PrintBackground(ByVal sender As Object, ByVal e As FarPoint.Win.Spread.PrintBackgroundEventArgs) Handles FpSpread1.PrintBackground Dim pic As New FarPoint.Win.Picture(Image.FromFile("C:\Spread70\Samples\Files\cover.jpg"), FarPoint.Win.RenderStyle.Normal) pic.AlignHorz = FarPoint.Win.HorizontalAlignment.Left pic.AlignVert = FarPoint.Win.VerticalAlignment.Top pic.Paint(e.Graphics, e.SheetRectangle) End Sub Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click Dim pi As New FarPoint.Win.Spread.PrintInfo() pi.Opacity = 100 FpSpread1.ActiveSheet.PrintInfo = pi FpSpread1.PrintSheet(0) End Sub

Visual Basic

コードのコピー

Private Sub FpSpread1_PrintBackground(ByVal sender As Object, ByVal e As FarPoint.Win.Spread.PrintBackgroundEventArgs) Handles FpSpread1.PrintBackground
    Dim pic As New FarPoint.Win.Picture(Image.FromFile("C:\Spread70\Samples\Files\cover.jpg"), FarPoint.Win.RenderStyle.Normal)
    pic.AlignHorz = FarPoint.Win.HorizontalAlignment.Left
    pic.AlignVert = FarPoint.Win.VerticalAlignment.Top
    pic.Paint(e.Graphics, e.SheetRectangle)
End Sub
Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
    Dim pi As New FarPoint.Win.Spread.PrintInfo()
    pi.Opacity = 100
    FpSpread1.ActiveSheet.PrintInfo = pi
    FpSpread1.PrintSheet(0)
End Sub