1 files changed, 26 insertions, 3 deletions

diff --git a/printing/image.cc b/printing/image.cc
index beff637..ba52567 100644
--- a/printing/image.cc
+++ b/printing/image.cc
@@ -13,6 +13,9 @@
 
 #if defined(OS_WIN)
 #include "app/gfx/gdi_util.h"  // EMF support
+#elif defined(OS_MACOSX)
+#include <ApplicationServices/ApplicationServices.h>
+#include "base/scoped_cftyperef.h"
 #endif
 
 namespace {
@@ -97,7 +100,7 @@ std::string Image::checksum() const {
   return HexEncode(&digest, sizeof(digest));
 }
 
-bool Image::SaveToPng(const std::wstring& filename) const {
+bool Image::SaveToPng(const FilePath& filepath) const {
   DCHECK(!data_.empty());
   std::vector<unsigned char> compressed;
   bool success = gfx::PNGCodec::Encode(&*data_.begin(),
@@ -110,7 +113,7 @@ bool Image::SaveToPng(const std::wstring& filename) const {
   DCHECK(success && compressed.size());
   if (success) {
     int write_bytes = file_util::WriteFile(
-        filename,
+        filepath,
         reinterpret_cast<char*>(&*compressed.begin()), compressed.size());
     success = (write_bytes == static_cast<int>(compressed.size()));
     DCHECK(success);
@@ -188,7 +191,7 @@ bool Image::LoadPng(const std::string& compressed) {
 
 bool Image::LoadMetafile(const std::string& data) {
   DCHECK(!data.empty());
-#if defined(OS_WIN)
+#if defined(OS_WIN) || defined(OS_MACOSX)
   NativeMetafile metafile;
   metafile.CreateFromData(data.data(), data.size());
   return LoadMetafile(metafile);
@@ -229,6 +232,26 @@ bool Image::LoadMetafile(const NativeMetafile& metafile) {
     DeleteObject(bitmap);
     return success;
   }
+#elif defined(OS_MACOSX)
+  // The printing system uses single-page metafiles (page indexes are 1-based).
+  const unsigned int page_number = 1;
+  gfx::Rect rect(metafile.GetPageBounds(page_number));
+  if (rect.width() > 0 && rect.height() > 0) {
+    size_ = rect.size();
+    row_length_ = size_.width() * sizeof(uint32);
+    size_t bytes = row_length_ * size_.height();
+    DCHECK(bytes);
+    data_.resize(bytes);
+    scoped_cftyperef<CGColorSpaceRef> color_space(
+        CGColorSpaceCreateWithName(kCGColorSpaceGenericRGB));
+    scoped_cftyperef<CGContextRef> bitmap_context(
+        CGBitmapContextCreate(&*data_.begin(), size_.width(), size_.height(),
+                              8, row_length_, color_space,
+                              kCGImageAlphaPremultipliedLast));
+    DCHECK(bitmap_context.get());
+    metafile.RenderPage(page_number, bitmap_context,
+                        CGRectMake(0, 0, size_.width(), size_.height()));
+  }
 #else
   NOTIMPLEMENTED();
 #endif