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// Copyright (c) 2010 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 "build/build_config.h"
#include "webkit/glue/plugins/pepper_private.h"
#include "app/resource_bundle.h"
#include "base/utf_string_conversions.h"
#include "grit/webkit_resources.h"
#include "grit/webkit_strings.h"
#include "skia/ext/platform_canvas.h"
#include "third_party/skia/include/core/SkBitmap.h"
#include "webkit/glue/webkit_glue.h"
#include "webkit/glue/plugins/pepper_image_data.h"
#include "webkit/glue/plugins/pepper_plugin_module.h"
#include "webkit/glue/plugins/pepper_var.h"
#include "webkit/glue/plugins/ppb_private.h"
namespace pepper {
#if defined(OS_LINUX)
class PrivateFontFile : public Resource {
public:
PrivateFontFile(PluginModule* module, int fd) : Resource(module), fd_(fd) {}
virtual ~PrivateFontFile() {}
// Resource overrides.
PrivateFontFile* AsPrivateFontFile() { return this; }
bool GetFontTable(uint32_t table,
void* output,
uint32_t* output_length);
private:
int fd_;
};
#endif
namespace {
struct ResourceImageInfo {
PP_ResourceImage pp_id;
int res_id;
};
static const ResourceImageInfo kResourceImageMap[] = {
{ PP_RESOURCEIMAGE_PDF_BUTTON_FTH, IDR_PDF_BUTTON_FTH },
{ PP_RESOURCEIMAGE_PDF_BUTTON_FTH_HOVER, IDR_PDF_BUTTON_FTH_HOVER },
{ PP_RESOURCEIMAGE_PDF_BUTTON_FTH_PRESSED, IDR_PDF_BUTTON_FTH_PRESSED },
{ PP_RESOURCEIMAGE_PDF_BUTTON_FTW, IDR_PDF_BUTTON_FTW },
{ PP_RESOURCEIMAGE_PDF_BUTTON_FTW_HOVER, IDR_PDF_BUTTON_FTW_HOVER },
{ PP_RESOURCEIMAGE_PDF_BUTTON_FTW_PRESSED, IDR_PDF_BUTTON_FTW_PRESSED },
{ PP_RESOURCEIMAGE_PDF_BUTTON_ZOOMIN, IDR_PDF_BUTTON_ZOOMIN },
{ PP_RESOURCEIMAGE_PDF_BUTTON_ZOOMIN_HOVER, IDR_PDF_BUTTON_ZOOMIN_HOVER },
{ PP_RESOURCEIMAGE_PDF_BUTTON_ZOOMIN_PRESSED, IDR_PDF_BUTTON_ZOOMIN_PRESSED },
{ PP_RESOURCEIMAGE_PDF_BUTTON_ZOOMOUT, IDR_PDF_BUTTON_ZOOMOUT },
{ PP_RESOURCEIMAGE_PDF_BUTTON_ZOOMOUT_HOVER, IDR_PDF_BUTTON_ZOOMOUT_HOVER },
{ PP_RESOURCEIMAGE_PDF_BUTTON_ZOOMOUT_PRESSED,
IDR_PDF_BUTTON_ZOOMOUT_PRESSED },
{ PP_RESOURCEIMAGE_PDF_BUTTON_THUMBNAIL_0, IDR_PDF_THUMBNAIL_0 },
{ PP_RESOURCEIMAGE_PDF_BUTTON_THUMBNAIL_1, IDR_PDF_THUMBNAIL_1 },
{ PP_RESOURCEIMAGE_PDF_BUTTON_THUMBNAIL_2, IDR_PDF_THUMBNAIL_2 },
{ PP_RESOURCEIMAGE_PDF_BUTTON_THUMBNAIL_3, IDR_PDF_THUMBNAIL_3 },
{ PP_RESOURCEIMAGE_PDF_BUTTON_THUMBNAIL_4, IDR_PDF_THUMBNAIL_4 },
{ PP_RESOURCEIMAGE_PDF_BUTTON_THUMBNAIL_5, IDR_PDF_THUMBNAIL_5 },
{ PP_RESOURCEIMAGE_PDF_BUTTON_THUMBNAIL_6, IDR_PDF_THUMBNAIL_6 },
{ PP_RESOURCEIMAGE_PDF_BUTTON_THUMBNAIL_7, IDR_PDF_THUMBNAIL_7 },
{ PP_RESOURCEIMAGE_PDF_BUTTON_THUMBNAIL_8, IDR_PDF_THUMBNAIL_8 },
{ PP_RESOURCEIMAGE_PDF_BUTTON_THUMBNAIL_9, IDR_PDF_THUMBNAIL_9 },
{ PP_RESOURCEIMAGE_PDF_BUTTON_THUMBNAIL_NUM_BACKGROUND,
IDR_PDF_THUMBNAIL_NUM_BACKGROUND },
};
PP_Var GetLocalizedString(PP_Module module_id, PP_ResourceString string_id) {
PluginModule* module = PluginModule::FromPPModule(module_id);
if (!module)
return PP_MakeVoid();
std::string rv;
if (string_id == PP_RESOURCESTRING_PDFGETPASSWORD)
rv = UTF16ToUTF8(webkit_glue::GetLocalizedString(IDS_PDF_NEED_PASSWORD));
return StringVar::StringToPPVar(module, rv);
}
PP_Resource GetResourceImage(PP_Module module_id, PP_ResourceImage image_id) {
int res_id = 0;
for (size_t i = 0; i < arraysize(kResourceImageMap); ++i) {
if (kResourceImageMap[i].pp_id == image_id) {
res_id = kResourceImageMap[i].res_id;
break;
}
}
if (res_id == 0)
return 0;
SkBitmap* res_bitmap =
ResourceBundle::GetSharedInstance().GetBitmapNamed(res_id);
PluginModule* module = PluginModule::FromPPModule(module_id);
if (!module)
return 0;
scoped_refptr<pepper::ImageData> image_data(new pepper::ImageData(module));
if (!image_data->Init(PP_IMAGEDATAFORMAT_BGRA_PREMUL,
res_bitmap->width(), res_bitmap->height(), false)) {
return 0;
}
ImageDataAutoMapper mapper(image_data);
if (!mapper.is_valid())
return 0;
skia::PlatformCanvas* canvas = image_data->mapped_canvas();
SkBitmap& ret_bitmap =
const_cast<SkBitmap&>(canvas->getTopPlatformDevice().accessBitmap(true));
if (!res_bitmap->copyTo(&ret_bitmap, SkBitmap::kARGB_8888_Config, NULL)) {
return 0;
}
return image_data->GetReference();
}
PP_Resource GetFontFileWithFallback(
PP_Module module_id,
const PP_PrivateFontFileDescription* description) {
#if defined(OS_LINUX)
PluginModule* module = PluginModule::FromPPModule(module_id);
if (!module)
return 0;
int fd = webkit_glue::MatchFontWithFallback(description->face,
description->weight >= 700,
description->italic,
description->charset);
if (fd == -1)
return 0;
scoped_refptr<PrivateFontFile> font(new PrivateFontFile(module, fd));
return font->GetReference();
#else
// For trusted pepper plugins, this is only needed in Linux since font loading
// on Windows and Mac works through the renderer sandbox.
return 0;
#endif
}
bool GetFontTableForPrivateFontFile(PP_Resource font_file,
uint32_t table,
void* output,
uint32_t* output_length) {
#if defined(OS_LINUX)
scoped_refptr<PrivateFontFile> font(
Resource::GetAs<PrivateFontFile>(font_file));
if (!font.get())
return false;
return font->GetFontTable(table, output, output_length);
#else
return false;
#endif
}
const PPB_Private ppb_private = {
&GetLocalizedString,
&GetResourceImage,
&GetFontFileWithFallback,
&GetFontTableForPrivateFontFile,
};
} // namespace
// static
const PPB_Private* Private::GetInterface() {
return &ppb_private;
}
#if defined(OS_LINUX)
bool PrivateFontFile::GetFontTable(uint32_t table,
void* output,
uint32_t* output_length) {
size_t temp_size = static_cast<size_t>(*output_length);
bool rv = webkit_glue::GetFontTable(
fd_, table, static_cast<uint8_t*>(output), &temp_size);
*output_length = static_cast<uint32_t>(temp_size);
return rv;
}
#endif
} // namespace pepper
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