Create a Factory for NativeMetafile.

webkit/plugins/ppapi/ppapi_plugin_instance.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 "webkit/plugins/ppapi/ppapi_plugin_instance.h"
 
 #include "base/logging.h"
 #include "base/metrics/histogram.h"
 #include "base/scoped_ptr.h"
 #include "base/utf_string_conversions.h"
 #include "ppapi/c/dev/ppb_find_dev.h"
 #include "ppapi/c/dev/ppb_fullscreen_dev.h"
 #include "ppapi/c/dev/ppb_zoom_dev.h"
 #include "ppapi/c/dev/ppp_find_dev.h"
 #include "ppapi/c/dev/ppp_selection_dev.h"
 #include "ppapi/c/dev/ppp_zoom_dev.h"
 #include "ppapi/c/pp_input_event.h"
 #include "ppapi/c/pp_instance.h"
 #include "ppapi/c/pp_rect.h"
 #include "ppapi/c/pp_resource.h"
 #include "ppapi/c/pp_var.h"
 #include "ppapi/c/ppb_core.h"
 #include "ppapi/c/ppb_instance.h"
 #include "ppapi/c/ppp_instance.h"
+#include "printing/native_metafile_factory.h"

[Lei Zhang, 2011/03/02 00:05:15]

nit: mac only.

[dpapad, 2011/03/02 01:17:18]

Done.

 #include "printing/native_metafile.h"

[Lei Zhang, 2011/03/02 00:05:15]

nit: POSIX only.

[dpapad, 2011/03/02 01:17:18]

Done.

 #include "printing/units.h"
 #include "skia/ext/vector_platform_device.h"
 #include "skia/ext/platform_canvas.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebBindings.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebCursorInfo.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/WebInputEvent.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebPluginContainer.h"
@@ skipping 16 matching lines @@
 #include "webkit/plugins/ppapi/ppb_url_loader_impl.h"
 #include "webkit/plugins/ppapi/ppp_pdf.h"
 #include "webkit/plugins/ppapi/string.h"
 #include "webkit/plugins/ppapi/var.h"
 
 #if defined(OS_MACOSX)
 #include "base/mac/mac_util.h"
 #include "base/mac/scoped_cftyperef.h"
 #endif
 
+#if defined(OS_LINUX)
+#include "printing/pdf_ps_metafile_cairo.h"
+#endif
+
 #if defined(OS_WIN)
 #include "ui/gfx/codec/jpeg_codec.h"
 #include "ui/gfx/gdi_util.h"
 #endif
 
 using WebKit::WebBindings;
 using WebKit::WebCanvas;
 using WebKit::WebCursorInfo;
 using WebKit::WebDocument;
 using WebKit::WebFrame;
@@ skipping 956 matching lines @@
   if (!render_proc)
     return false;
 #endif  // defined(OS_WIN)
 
   bool ret = false;
 #if defined(OS_LINUX)
   // On Linux we need to get the backing PdfPsMetafile and write the bits
   // directly.
   cairo_t* context = canvas->beginPlatformPaint();
   printing::NativeMetafile* metafile =
-      printing::NativeMetafile::FromCairoContext(context);
+      printing::PdfPsMetafile::FromCairoContext(context);
   DCHECK(metafile);
   if (metafile)
     ret = metafile->SetRawData(buffer->mapped_buffer(), buffer->size());
   canvas->endPlatformPaint();
 #elif defined(OS_MACOSX)
-  printing::NativeMetafile metafile;
+  scoped_ptr<printing::NativeMetafile> metafile(
+      printing::NativeMetafileFactory::CreateMetafile());
   // Create a PDF metafile and render from there into the passed in context.
-  if (metafile.Init(buffer->mapped_buffer(), buffer->size())) {
+  if (metafile->Init(buffer->mapped_buffer(), buffer->size())) {
     // Flip the transform.
     CGContextSaveGState(canvas);
     CGContextTranslateCTM(canvas, 0,
                           current_print_settings_.printable_area.size.height);
     CGContextScaleCTM(canvas, 1.0, -1.0);
     CGRect page_rect;
     page_rect.origin.x = current_print_settings_.printable_area.point.x;
     page_rect.origin.y = current_print_settings_.printable_area.point.y;
     page_rect.size.width = current_print_settings_.printable_area.size.width;
     page_rect.size.height = current_print_settings_.printable_area.size.height;
 
-    ret = metafile.RenderPage(1, canvas, page_rect, true, false, true, true);
+    ret = metafile->RenderPage(1, canvas, page_rect, true, false, true, true);
     CGContextRestoreGState(canvas);
   }
 #elif defined(OS_WIN)
   // On Windows, we now need to render the PDF to the DC that backs the
   // supplied canvas.
   skia::VectorPlatformDevice& device =
       static_cast<skia::VectorPlatformDevice&>(
           canvas->getTopPlatformDevice());
   HDC dc = device.getBitmapDC();
   gfx::Size size_in_pixels;
@@ skipping 218 matching lines @@
   return found->second;
 }
 
 bool PluginInstance::IsFullPagePlugin() const {
   WebFrame* frame = container()->element().document().frame();
   return frame->view()->mainFrame()->document().isPluginDocument();
 }
 
 }  // namespace ppapi
 }  // namespace webkit