Windows Printing: Auto-rotate pages 90 degrees counter-clockwise.

pdf/pdfium/pdfium_engine.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "pdf/pdfium/pdfium_engine.h"
 
 #include <math.h>
 
 #include "base/json/json_writer.h"
 #include "base/logging.h"
@@ skipping 3184 matching lines @@
 
   // Start by assuming that we will draw exactly to the bounds rect
   // specified.
   *dest = settings.bounds;
 
   int rotate = 0;  // normal orientation.
 
   // Auto-rotate landscape pages to print correctly.
   if (settings.autorotate &&
       (dest->width() > dest->height()) != (page_width > page_height)) {
-    rotate = 1;  // 90 degrees clockwise.
+    rotate = 3;  // 90 degrees counter-clockwise.
     std::swap(page_width, page_height);
   }
 
   // See if we need to scale the output
   bool scale_to_bounds = false;
   if (settings.fit_to_bounds &&
       ((page_width > dest->width()) || (page_height > dest->height()))) {
     scale_to_bounds = true;
   } else if (settings.stretch_to_bounds &&
              ((page_width < dest->width()) || (page_height < dest->height()))) {
@@ skipping 178 matching lines @@
       if (page_width > *max_page_width) {
         *max_page_width = page_width;
       }
     }
   }
   FPDF_CloseDocument(doc);
   return true;
 }
 
 }  // namespace chrome_pdf