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/browser/in_process_view_renderer.h"
8#include "android_webview/native/java_browser_view_renderer_helper.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                     jint left, jint top, jint right, jint bottom) {
42  bool ok = InProcessViewRenderer::RenderViaAuxilaryBitmapIfNeeded(
43      canvas,
44      JavaBrowserViewRendererHelper::GetInstance(),
45      gfx::Vector2d(),
46      gfx::Rect(left, top, right - left, bottom - top),
47      base::Bind(&RenderPictureToCanvas, base::Unretained(picture_.get())),
48      this);
49  LOG_IF(ERROR, !ok) << "Couldn't draw picture";
50}
51
52bool RegisterAwPicture(JNIEnv* env) {
53  return RegisterNativesImpl(env) >= 0;
54}
55
56}  // namespace android_webview
57