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   Collapse AllThis method gets the width (in pixels) of the specified unicode string.
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| DOUBLE PDFPAGE_GetUnicodeTextWidth ( BSTR text ) |
Parameters
text
Unicode text string to be measured
Return value
Calculated text width
Remarks
This method returns the width (in pixels) of the specified Unicode text string in pixels for the current font and page properties. Use PDFPAGE_SetActiveFont to set a desired font before calling this method.
Equivalent in new interface: IPDFDocument4::GetUnicodeTextWidth.
Example
How to Get Unicode Text Width When Printing Centered Text
Delphi
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{ PDF object is supposed to be created }
PDF.BeginDoc;
PDF.PDFPAGE_SetActiveFont('Verdana', false, false, false, false, 16.0, 0);
txt := 'Centered text.';
h := PDF.PDFPAGE_GetUnicodeTextHeight(txt);
w := PDF.PDFPAGE_GetUnicodeTextWidth(txt);
l := (PDF.PageWidth - w) / 2;
t := (PDF.PageHeight - h) / 2;
PDF.PDFPAGE_TextOut(l, t, 0.0, txt);
PDF.EndDoc;
C/C++
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// PDF object is supposed to be created
PDF->BeginDoc();
PDF->PDFPAGE_SetActiveFont("Verdana", FALSE, FALSE, FALSE, FALSE, 16.0, 0);
wstring txt = L"Centered text.";
DOUBLE h = PDF->PDFPAGE_GetUnicodeTextHeight(txt);
DOUBLE w = PDF->PDFPAGE_GetUnicodeTextWidth(txt);
DOUBLE l = (PDF->PageWidth - w) / 2.0;
DOUBLE t = (PDF->PageHeight - h) / 2.0;
PDF->PDFPAGE_TextOut(l, t, 0.0, txt);
PDF->EndDoc();
C#
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// PDF object is supposed to be created
PDF.BeginDoc();
PDF.PDFPAGE_SetActiveFont("Verdana", false, false, false, false, 16.0, 0);
string txt = "Centered text.";
double h = PDF.PDFPAGE_GetUnicodeTextHeight(txt);
double w = PDF.PDFPAGE_GetUnicodeTextWidth(txt);
double l = (PDF.PageWidth - w) / 2.0;
double t = (PDF.PageHeight - h) / 2.0;
PDF.PDFPAGE_TextOut(l, t, 0.0, txt);
PDF.EndDoc();
Visual Basic
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' PDF object is supposed to be created PDF.BeginDoc PDF.PDFPAGE_SetActiveFont "Verdana", False, False, False, False, 16.0, 0 txt = "Centered text." h = PDF.PDFPAGE_GetUnicodeTextHeight(txt) w = PDF.PDFPAGE_GetUnicodeTextWidth(txt) l = (PDF.PageWidth - w) / 2 t = (PDF.PageHeight - h) /2 PDF.PDFPAGE_TextOut l, t, 0.0, txt PDF.EndDoc
See Also
Reference