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// Copyright (c) 2012 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 CONTENT_PUBLIC_BROWSER_ANDROID_CONTENT_VIEW_CORE_H_
#define CONTENT_PUBLIC_BROWSER_ANDROID_CONTENT_VIEW_CORE_H_
#include <jni.h>
#include "base/android/scoped_java_ref.h"
#include "base/callback.h"
#include "content/common/content_export.h"
#include "content/public/browser/navigation_controller.h"
#include "content/public/browser/readback_types.h"
#include "third_party/skia/include/core/SkImageInfo.h"
#include "ui/gfx/geometry/rect.h"
class SkBitmap;
namespace cc {
class Layer;
}
namespace gfx {
class Size;
class SizeF;
class Vector2dF;
}
namespace ui {
class ViewAndroid;
class WindowAndroid;
}
namespace content {
class WebContents;
// Native side of the ContentViewCore.java, which is the primary way of
// communicating with the native Chromium code on Android. This is a
// public interface used by native code outside of the content module.
class CONTENT_EXPORT ContentViewCore {
public:
// Returns the existing ContentViewCore for |web_contents|, or NULL.
static ContentViewCore* FromWebContents(WebContents* web_contents);
static ContentViewCore* GetNativeContentViewCore(JNIEnv* env, jobject obj);
virtual WebContents* GetWebContents() const = 0;
virtual base::android::ScopedJavaLocalRef<jobject> GetJavaObject() = 0;
virtual ui::ViewAndroid* GetViewAndroid() const = 0;
virtual ui::WindowAndroid* GetWindowAndroid() const = 0;
virtual const scoped_refptr<cc::Layer>& GetLayer() const = 0;
virtual void ShowPastePopup(int x, int y) = 0;
// Request a scaled content readback. The result is passed through the
// callback. The boolean parameter indicates whether the readback was a
// success or not. The content is passed through the SkBitmap parameter.
virtual void GetScaledContentBitmap(
float scale,
SkColorType color_type,
gfx::Rect src_rect,
ReadbackRequestCallback& result_callback) = 0;
virtual float GetDpiScale() const = 0;
virtual void PauseOrResumeGeolocation(bool should_pause) = 0;
// Observer callback for frame metadata updates.
typedef base::Callback<void(
const gfx::SizeF& content_size,
const gfx::Vector2dF& scroll_offset,
float page_scale_factor)> UpdateFrameInfoCallback;
// Text surrounding selection.
virtual void RequestTextSurroundingSelection(
int max_length,
const base::Callback<void(const base::string16& content,
int start_offset,
int end_offset)>& callback) = 0;
protected:
virtual ~ContentViewCore() {};
};
}; // namespace content
#endif // CONTENT_PUBLIC_BROWSER_ANDROID_CONTENT_VIEW_CORE_H_
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