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Unified Diff: extensions/browser/api/capture_web_contents_function_impl.h

Issue 545973002: Cleaning up capture_web_contents_function. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Created 6 years, 3 months ago
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Index: extensions/browser/api/capture_web_contents_function_impl.h
diff --git a/extensions/browser/api/capture_web_contents_function_impl.h b/extensions/browser/api/capture_web_contents_function_impl.h
deleted file mode 100644
index 037ac3bdf776e22d1db261dd16ea38f95b84da38..0000000000000000000000000000000000000000
--- a/extensions/browser/api/capture_web_contents_function_impl.h
+++ /dev/null
@@ -1,146 +0,0 @@
-// Copyright 2013 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.
-
-#ifndef EXTENSIONS_BROWSER_API_CAPTURE_WEB_CONTENTS_FUNCTION_IMPL_H_
-#define EXTENSIONS_BROWSER_API_CAPTURE_WEB_CONTENTS_FUNCTION_IMPL_H_
-
-#include "extensions/browser/api/capture_web_contents_function.h"
-
-#include "base/base64.h"
-#include "base/strings/stringprintf.h"
-#include "content/public/browser/render_view_host.h"
-#include "content/public/browser/render_widget_host_view.h"
-#include "content/public/browser/web_contents.h"
-#include "extensions/browser/extension_function.h"
-#include "extensions/common/constants.h"
-#include "ui/gfx/codec/jpeg_codec.h"
-#include "ui/gfx/codec/png_codec.h"
-
-using content::RenderViewHost;
-using content::RenderWidgetHost;
-using content::RenderWidgetHostView;
-using content::WebContents;
-
-namespace extensions {
-
-template <typename T>
-bool CaptureWebContentsFunction<T>::HasPermission() {
- return true;
-}
-
-template <typename T>
-bool CaptureWebContentsFunction<T>::RunAsync() {
- EXTENSION_FUNCTION_VALIDATE(T::args_);
-
- context_id_ = extension_misc::kCurrentWindowId;
- T::args_->GetInteger(0, &context_id_);
-
- scoped_ptr<ImageDetails> image_details;
- if (T::args_->GetSize() > 1) {
- base::Value* spec = NULL;
- EXTENSION_FUNCTION_VALIDATE(T::args_->Get(1, &spec) && spec);
- image_details = ImageDetails::FromValue(*spec);
- }
-
- if (!IsScreenshotEnabled())
- return false;
-
- WebContents* contents = GetWebContentsForID(context_id_);
- if (!contents)
- return false;
-
- // The default format and quality setting used when encoding jpegs.
- const ImageDetails::Format kDefaultFormat = ImageDetails::FORMAT_JPEG;
- const int kDefaultQuality = 90;
-
- image_format_ = kDefaultFormat;
- image_quality_ = kDefaultQuality;
-
- if (image_details) {
- if (image_details->format != ImageDetails::FORMAT_NONE)
- image_format_ = image_details->format;
- if (image_details->quality.get())
- image_quality_ = *image_details->quality;
- }
-
- RenderViewHost* render_view_host = contents->GetRenderViewHost();
- RenderWidgetHostView* view = render_view_host->GetView();
- if (!view) {
- OnCaptureFailure(FAILURE_REASON_VIEW_INVISIBLE);
- return false;
- }
- render_view_host->CopyFromBackingStore(
- gfx::Rect(),
- view->GetViewBounds().size(),
- base::Bind(&CaptureWebContentsFunction::CopyFromBackingStoreComplete,
- this),
- kN32_SkColorType);
- return true;
-}
-
-template <typename T>
-void CaptureWebContentsFunction<T>::CopyFromBackingStoreComplete(
- bool succeeded,
- const SkBitmap& bitmap) {
- if (succeeded) {
- OnCaptureSuccess(bitmap);
- return;
- }
- OnCaptureFailure(FAILURE_REASON_UNKNOWN);
-}
-
-template <typename T>
-void CaptureWebContentsFunction<T>::OnCaptureSuccess(const SkBitmap& bitmap) {
- std::vector<unsigned char> data;
- SkAutoLockPixels screen_capture_lock(bitmap);
- bool encoded = false;
- std::string mime_type;
- switch (image_format_) {
- case ImageDetails::FORMAT_JPEG:
- encoded = gfx::JPEGCodec::Encode(
- reinterpret_cast<unsigned char*>(bitmap.getAddr32(0, 0)),
- gfx::JPEGCodec::FORMAT_SkBitmap,
- bitmap.width(),
- bitmap.height(),
- static_cast<int>(bitmap.rowBytes()),
- image_quality_,
- &data);
- mime_type = kMimeTypeJpeg;
- break;
- case ImageDetails::FORMAT_PNG:
- encoded =
- gfx::PNGCodec::EncodeBGRASkBitmap(bitmap,
- true, // Discard transparency.
- &data);
- mime_type = kMimeTypePng;
- break;
- default:
- NOTREACHED() << "Invalid image format.";
- }
-
- if (!encoded) {
- OnCaptureFailure(FAILURE_REASON_ENCODING_FAILED);
- return;
- }
-
- std::string base64_result;
- base::StringPiece stream_as_string(
- reinterpret_cast<const char*>(vector_as_array(&data)), data.size());
-
- base::Base64Encode(stream_as_string, &base64_result);
- base64_result.insert(
- 0, base::StringPrintf("data:%s;base64,", mime_type.c_str()));
- T::SetResult(new base::StringValue(base64_result));
- T::SendResponse(true);
-}
-
-template <typename T>
-bool CaptureWebContentsFunction<T>::ValidationFailure(
- CaptureWebContentsFunction<T>* function) {
- return T::ValidationFailure(function);
-}
-
-} // namespace extensions
-
-#endif // EXTENSIONS_BROWSER_API_CAPTURE_WEB_CONTENTS_FUNCTION_IMPL_H_

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