PrintPreview: Honor the print media page size and margin values.

chrome/renderer/print_web_view_helper_linux.cc

 // Copyright (c) 2011 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 "chrome/renderer/print_web_view_helper.h"
 
 #include "base/file_descriptor_posix.h"
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/metrics/histogram.h"
@@ skipping 125 matching lines @@
 #endif  // defined(OS_CHROMEOS)
 }
 
 bool PrintWebViewHelper::RenderPages(const PrintMsg_PrintPages_Params& params,
                                      WebKit::WebFrame* frame,
                                      const WebKit::WebNode& node,
                                      int* page_count,
                                      PrepareFrameAndViewForPrint* prepare,
                                      printing::Metafile* metafile) {
   PrintMsg_Print_Params print_params = params.params;
-  UpdatePrintableSizeInPrintParameters(frame, node, prepare, &print_params);
+  UpdateFrameAndViewFromCssPageLayout(frame, node, prepare, print_params,
+                                      ignore_css_margins_, fit_to_page_);
 
   *page_count = prepare->GetExpectedPageCount();
   if (!*page_count)
     return false;
 
 #if !defined(OS_CHROMEOS)
     Send(new PrintHostMsg_DidGetPrintedPagesCount(routing_id(),
                                                   print_params.document_cookie,
                                                   *page_count));
 #endif
@@ skipping 17 matching lines @@
   metafile->FinishDocument();
   return true;
 }
 
 void PrintWebViewHelper::PrintPageInternal(
     const PrintMsg_PrintPage_Params& params,
     const gfx::Size& canvas_size,
     WebFrame* frame,
     printing::Metafile* metafile) {
   printing::PageSizeMargins page_layout_in_points;
-  GetPageSizeAndMarginsInPoints(frame, params.page_number, params.params,
-                                &page_layout_in_points);
-
-  gfx::Size page_size(
-      page_layout_in_points.content_width +
-          page_layout_in_points.margin_right +
-          page_layout_in_points.margin_left,
-      page_layout_in_points.content_height +
-          page_layout_in_points.margin_top +
-          page_layout_in_points.margin_bottom);
-  gfx::Rect content_area(page_layout_in_points.margin_left,
-                         page_layout_in_points.margin_top,
-                         page_layout_in_points.content_width,
-                         page_layout_in_points.content_height);
-
+  double scale_factor = 1.0f;
+  ComputePageLayoutInPoints(frame, params.page_number, params.params,
+                            ignore_css_margins_, fit_to_page_, &scale_factor,
+                            &page_layout_in_points);
+  gfx::Size page_size;
+  gfx::Rect content_area;
+  GetPageSizeAndContentAreaFromPageLayout(page_layout_in_points, &page_size,
+                                          &content_area);
   SkDevice* device = metafile->StartPageForVectorCanvas(
-      page_size, content_area, 1.0f);
+      page_size, content_area, scale_factor);
   if (!device)
     return;
 
   // The printPage method take a reference to the canvas we pass down, so it
   // can't be a stack object.
   SkRefPtr<skia::VectorCanvas> canvas = new skia::VectorCanvas(device);
   canvas->unref();  // SkRefPtr and new both took a reference.
   printing::MetafileSkiaWrapper::SetMetafileOnCanvas(*canvas, metafile);
   skia::SetIsDraftMode(*canvas, is_print_ready_metafile_sent_);
   frame->printPage(params.page_number, canvas.get());
 
   if (params.params.display_header_footer) {
     // |page_number| is 0-based, so 1 is added.
     // The scale factor on Linux is 1.
     PrintHeaderAndFooter(canvas.get(), params.page_number + 1,
-                         print_preview_context_.total_page_count(), 1,
-                         page_layout_in_points, *header_footer_info_);
+                         print_preview_context_.total_page_count(),
+                         scale_factor, page_layout_in_points,
+                         *header_footer_info_);
   }
 
   // Done printing. Close the device context to retrieve the compiled metafile.
   if (!metafile->FinishPage())
     NOTREACHED() << "metafile failed";
 }