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From le...@apache.org
Subject svn commit: r1594044 - /pdfbox/trunk/pdfbox/src/main/java/org/apache/pdfbox/util/PDFStreamEngine.java
Date Mon, 12 May 2014 18:24:23 GMT
Author: lehmi
Date: Mon May 12 18:24:23 2014
New Revision: 1594044

URL: http://svn.apache.org/r1594044
Log:
PDFBOX-2072: fix the calculation of space char width based on a proposal by Juraj Lonc

Modified:
    pdfbox/trunk/pdfbox/src/main/java/org/apache/pdfbox/util/PDFStreamEngine.java

Modified: pdfbox/trunk/pdfbox/src/main/java/org/apache/pdfbox/util/PDFStreamEngine.java
URL: http://svn.apache.org/viewvc/pdfbox/trunk/pdfbox/src/main/java/org/apache/pdfbox/util/PDFStreamEngine.java?rev=1594044&r1=1594043&r2=1594044&view=diff
==============================================================================
--- pdfbox/trunk/pdfbox/src/main/java/org/apache/pdfbox/util/PDFStreamEngine.java (original)
+++ pdfbox/trunk/pdfbox/src/main/java/org/apache/pdfbox/util/PDFStreamEngine.java Mon May
12 18:24:23 2014
@@ -352,7 +352,7 @@ public class PDFStreamEngine
             // so lets make it a little bit smaller.
             spaceWidthText *= .80f;
         }
-        else
+        if (spaceWidthText == 0)
         {
             spaceWidthText = 1.0f; // if could not find font, use a generic value
         }
@@ -392,8 +392,8 @@ public class PDFStreamEngine
             }
 
             // the space width has to be transformed into display units
-            float spaceWidthDisp = spaceWidthText * fontSizeText * horizontalScalingText
* textMatrix.getValue(0, 0)
-                    * ctm.getValue(0, 0);
+            float spaceWidthDisp = spaceWidthText * fontSizeText * horizontalScalingText
* textMatrix.getXScale()
+                    * ctm.getXScale();
 
             // todo, handle horizontal displacement
             // get the width and height of this character in text units
@@ -429,7 +429,7 @@ public class PDFStreamEngine
             {
                 spacingText += wordSpacingText;
             }
-            textXctm = textMatrix.multiply(ctm, textXctm);
+            textMatrix.multiply(ctm, textXctm);
             // Convert textMatrix to display units
             // We need to instantiate a new Matrix instance here as it is passed to the TextPosition
constructor below.
             Matrix textMatrixStart = textStateParameters.multiply(textXctm);
@@ -448,8 +448,8 @@ public class PDFStreamEngine
             // textMatrixEnd contains the coordinates of the end of the last glyph without
             // taking characterSpacingText and spacintText into account, otherwise it'll
be
             // impossible to detect new words within text extraction
-            tempMatrix = textStateParameters.multiply(td, tempMatrix);
-            textMatrixEnd = tempMatrix.multiply(textXctm, textMatrixEnd);
+            textStateParameters.multiply(td, tempMatrix);
+            tempMatrix.multiply(textXctm, textMatrixEnd);
             final float endXPosition = textMatrixEnd.getXPosition();
             final float endYPosition = textMatrixEnd.getYPosition();
 
@@ -457,7 +457,7 @@ public class PDFStreamEngine
             tx = ((characterHorizontalDisplacementText) * fontSizeText + characterSpacingText
+ spacingText)
                     * horizontalScalingText;
             td.setValue(2, 0, tx);
-            textMatrix = td.multiply(textMatrix, textMatrix);
+            td.multiply(textMatrix, textMatrix);
 
             // determine the width of this character
             // XXX: Note that if we handled vertical text, we should be using Y here



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