Print Preview: Implement basic settings.

BUG=57902
TEST=Run with --enable-print-preview, make sure orientation and color settings work.
Review URL: http://codereview.chromium.org/6736014

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@79655 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 16 insertions, 1 deletions

diff --git a/printing/page_setup.cc b/printing/page_setup.cc
index 6d4ef1d..9ac3e520 100644
--- a/printing/page_setup.cc
+++ b/printing/page_setup.cc
@@ -1,9 +1,11 @@
-// Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
+// 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 "printing/page_setup.h"
 
+#include <algorithm>
+
 #include "base/logging.h"
 
 namespace printing {
@@ -125,4 +127,17 @@ void PageSetup::SetRequestedMargins(const PageMargins& requested_margins) {
     Init(physical_size_, printable_area_, text_height_);
 }
 
+void PageSetup::FlipOrientation() {
+  if (physical_size_.width() && physical_size_.height()) {
+    gfx::Size new_size(physical_size_.height(), physical_size_.width());
+    int new_y = physical_size_.width() -
+                (printable_area_.width() + printable_area_.x());
+    gfx::Rect new_printable_area(printable_area_.y(),
+                                 new_y,
+                                 printable_area_.height(),
+                                 printable_area_.width());
+    Init(new_size, new_printable_area, text_height_);
+  }
+}
+
 }  // namespace printing