[Print Preview] Modified PP_PrintSettings_Dev interface to support auto fit to page functionality.

webkit/plugins/ppapi/ppapi_webplugin_impl.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 "webkit/plugins/ppapi/ppapi_webplugin_impl.h"
 
 #include <cmath>
 
 #include "base/message_loop.h"
 #include "googleurl/src/gurl.h"
 #include "ppapi/shared_impl/ppapi_globals.h"
 #include "ppapi/shared_impl/var_tracker.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebBindings.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebDocument.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebElement.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebFrame.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebPluginContainer.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebPluginParams.h"
+#include "third_party/WebKit/Source/WebKit/chromium/public/WebPrintParams.h"
+#include "third_party/WebKit/Source/WebKit/chromium/public/WebPrintScalingOption.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebPoint.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebRect.h"
+#include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebSize.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebView.h"
 #include "webkit/plugins/ppapi/message_channel.h"
 #include "webkit/plugins/ppapi/npobject_var.h"
 #include "webkit/plugins/ppapi/plugin_module.h"
 #include "webkit/plugins/ppapi/ppapi_plugin_instance.h"
 #include "webkit/plugins/ppapi/ppb_url_loader_impl.h"
 
 using ppapi::NPObjectVar;
 using WebKit::WebCanvas;
 using WebKit::WebPlugin;
 using WebKit::WebPluginContainer;
 using WebKit::WebPluginParams;
 using WebKit::WebPoint;
+using WebKit::WebPrintParams;
 using WebKit::WebRect;
+using WebKit::WebSize;
 using WebKit::WebString;
 using WebKit::WebURL;
 using WebKit::WebVector;
 using WebKit::WebView;
 
 namespace webkit {
 namespace ppapi {
 
 struct WebPluginImpl::InitData {
   scoped_refptr<PluginModule> module;
@@ skipping 212 matching lines @@
 }
 
 bool WebPluginImpl::supportsPaginatedPrint() {
   return instance_->SupportsPrintInterface();
 }
 
 bool WebPluginImpl::isPrintScalingDisabled() {
   return instance_->IsPrintScalingDisabled();
 }
 
-int WebPluginImpl::printBegin(const WebKit::WebRect& printable_area,
-                              int printer_dpi) {
-  return instance_->PrintBegin(printable_area, printer_dpi);
+// TODO(kmadhusu): This is a temporary interface to avoid the compile errors.
+// Remove this function after fixing crbug.com/85132.
+int WebPluginImpl::printBegin(const WebRect& content_area, int printer_dpi) {
+  WebRect printable_area(content_area);
+  WebSize paper_size(content_area.width, content_area.height);
+  WebPrintParams print_params (content_area, printable_area, paper_size,
+                               printer_dpi,
+                               WebKit::WebPrintScalingOptionSourceSize);
+  return printBegin(print_params);
+}
+
+int WebPluginImpl::printBegin(const WebPrintParams& print_params) {
+  return instance_->PrintBegin(print_params);
 }
 
 bool WebPluginImpl::printPage(int page_number,
                               WebKit::WebCanvas* canvas) {
   return instance_->PrintPage(page_number, canvas);
 }
 
 void WebPluginImpl::printEnd() {
   return instance_->PrintEnd();
 }
 
 bool WebPluginImpl::canRotateView() {
   return instance_->CanRotateView();
 }
 
 void WebPluginImpl::rotateView(RotationType type) {
   instance_->RotateView(type);
 }
 
 }  // namespace ppapi
 }  // namespace webkit