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Posted to commits@pdfbox.apache.org by ti...@apache.org on 2024/11/29 04:27:09 UTC

svn commit: r1922212 - /pdfbox/trunk/pdfbox/src/main/java/org/apache/pdfbox/printing/PDFPrintable.java

Author: tilman
Date: Fri Nov 29 04:27:09 2024
New Revision: 1922212

URL: http://svn.apache.org/viewvc?rev=1922212&view=rev
Log:
PDFBOX-5911: -1 dpi for automatic calculation

Modified:
    pdfbox/trunk/pdfbox/src/main/java/org/apache/pdfbox/printing/PDFPrintable.java

Modified: pdfbox/trunk/pdfbox/src/main/java/org/apache/pdfbox/printing/PDFPrintable.java
URL: http://svn.apache.org/viewvc/pdfbox/trunk/pdfbox/src/main/java/org/apache/pdfbox/printing/PDFPrintable.java?rev=1922212&r1=1922211&r2=1922212&view=diff
==============================================================================
--- pdfbox/trunk/pdfbox/src/main/java/org/apache/pdfbox/printing/PDFPrintable.java (original)
+++ pdfbox/trunk/pdfbox/src/main/java/org/apache/pdfbox/printing/PDFPrintable.java Fri Nov 29 04:27:09 2024
@@ -253,9 +253,18 @@ public final class PDFPrintable implemen
             // rasterize to bitmap (optional)
             Graphics2D printerGraphics = null;
             BufferedImage image = null;
-            if (dpi > 0)
+            if (dpi > 0 || dpi == -1)
             {
-                float dpiScale = dpi / 72;
+                float dpiScale;
+                if (dpi == -1)
+                {
+                    dpiScale = (float) graphics2D.getTransform().getScaleX();
+                    LOG.debug("dpi set to " + Math.round(graphics2D.getTransform().getScaleX() * 72));
+                }
+                else
+                {
+                    dpiScale = dpi / 72;
+                }
                 image = new BufferedImage((int)(imageableWidth * dpiScale / scale),
                                           (int)(imageableHeight * dpiScale / scale),
                                           BufferedImage.TYPE_INT_ARGB);