36 lines
1.3 KiB
Go
36 lines
1.3 KiB
Go
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package gofpdf
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// Adapted from http://www.fpdf.org/en/script/script61.php by Wirus and released with the FPDF license.
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// SubWrite prints text from the current position in the same way as Write().
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// ht is the line height in the unit of measure specified in New(). str
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// specifies the text to write. subFontSize is the size of the font in points.
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// subOffset is the vertical offset of the text in points; a positive value
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// indicates a superscript, a negative value indicates a subscript. link is the
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// identifier returned by AddLink() or 0 for no internal link. linkStr is a
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// target URL or empty for no external link. A non--zero value for link takes
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// precedence over linkStr.
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//
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// The SubWrite example demonstrates this method.
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func (f *Fpdf) SubWrite(ht float64, str string, subFontSize, subOffset float64, link int, linkStr string) {
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if f.err != nil {
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return
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}
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// resize font
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subFontSizeOld := f.fontSizePt
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f.SetFontSize(subFontSize)
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// reposition y
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subOffset = (((subFontSize - subFontSizeOld) / f.k) * 0.3) + (subOffset / f.k)
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subX := f.x
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subY := f.y
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f.SetXY(subX, subY-subOffset)
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//Output text
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f.write(ht, str, link, linkStr)
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// restore y position
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subX = f.x
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subY = f.y
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f.SetXY(subX, subY+subOffset)
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// restore font size
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f.SetFontSize(subFontSizeOld)
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}
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