Prevent crash in UpdateClient when passed an empty list of ids
[chromium-blink-merge.git] / android_webview / native / aw_picture.h
blobfc4d1ec86041afccc77a926977c709072f65a6b4
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.
5 #ifndef ANDROID_WEBVIEW_NATIVE_AW_PICTURE_H_
6 #define ANDROID_WEBVIEW_NATIVE_AW_PICTURE_H_
8 #include <jni.h>
10 #include "base/android/jni_weak_ref.h"
11 #include "base/android/scoped_java_ref.h"
12 #include "base/memory/scoped_ptr.h"
13 #include "content/public/browser/web_contents_observer.h"
14 #include "skia/ext/refptr.h"
16 class SkPicture;
18 namespace android_webview {
20 class AwPicture {
21 public:
22 AwPicture(skia::RefPtr<SkPicture> picture);
23 ~AwPicture();
25 // Methods called from Java.
26 void Destroy(JNIEnv* env, jobject obj);
27 jint GetWidth(JNIEnv* env, jobject obj);
28 jint GetHeight(JNIEnv* env, jobject obj);
29 void Draw(JNIEnv* env, jobject obj, jobject canvas);
31 private:
32 skia::RefPtr<SkPicture> picture_;
34 DISALLOW_IMPLICIT_CONSTRUCTORS(AwPicture);
37 bool RegisterAwPicture(JNIEnv* env);
39 } // android_webview
41 #endif // ANDROID_WEBVIEW_NATIVE_AW_PICTURE_