1// Copyright 2013 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#include "android_webview/native/aw_picture.h"
6
7#include "android_webview/native/java_browser_view_renderer_helper.h"
8#include "base/bind.h"
9#include "jni/AwPicture_jni.h"
10#include "third_party/skia/include/core/SkPicture.h"
11
12namespace android_webview {
13
14AwPicture::AwPicture(skia::RefPtr<SkPicture> picture)
15    : picture_(picture) {
16  DCHECK(picture_);
17}
18
19AwPicture::~AwPicture() {}
20
21void AwPicture::Destroy(JNIEnv* env, jobject obj) {
22  delete this;
23}
24
25jint AwPicture::GetWidth(JNIEnv* env, jobject obj) {
26  return picture_->width();
27}
28
29jint AwPicture::GetHeight(JNIEnv* env, jobject obj) {
30  return picture_->height();
31}
32
33namespace {
34bool RenderPictureToCanvas(SkPicture* picture, SkCanvas* canvas) {
35  picture->draw(canvas);
36  return true;
37}
38}
39
40void AwPicture::Draw(JNIEnv* env, jobject obj, jobject canvas) {
41  bool ok = JavaBrowserViewRendererHelper::GetInstance()
42                ->RenderViaAuxilaryBitmapIfNeeded(
43                    canvas,
44                    gfx::Vector2d(),
45                    gfx::Size(picture_->width(), picture_->height()),
46                    base::Bind(&RenderPictureToCanvas,
47                               base::Unretained(picture_.get())));
48  LOG_IF(ERROR, !ok) << "Couldn't draw picture";
49}
50
51bool RegisterAwPicture(JNIEnv* env) {
52  return RegisterNativesImpl(env);
53}
54
55}  // namespace android_webview
56