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Serenity Operating System
1/*
2 * Copyright (c) 2020, Andreas Kling <kling@serenityos.org>
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
7 *
8 * 1. Redistributions of source code must retain the above copyright notice, this
9 * list of conditions and the following disclaimer.
10 *
11 * 2. Redistributions in binary form must reproduce the above copyright notice,
12 * this list of conditions and the following disclaimer in the documentation
13 * and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
16 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
18 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
21 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
22 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
23 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
24 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 */
26
27#pragma once
28
29#include <AK/RefPtr.h>
30#include <LibGfx/Bitmap.h>
31#include <LibGfx/Size.h>
32
33namespace Gfx {
34
35class ShareableBitmap {
36public:
37 ShareableBitmap() {}
38 explicit ShareableBitmap(const Gfx::Bitmap&);
39
40 bool is_valid() const { return m_bitmap; }
41
42 i32 shbuf_id() const { return m_bitmap ? m_bitmap->shbuf_id() : -1; }
43
44 const Bitmap* bitmap() const { return m_bitmap; }
45 Bitmap* bitmap() { return m_bitmap; }
46
47 Size size() const { return m_bitmap ? m_bitmap->size() : Size(); }
48 Rect rect() const { return m_bitmap ? m_bitmap->rect() : Rect(); }
49
50 int width() const { return size().width(); }
51 int height() const { return size().height(); }
52
53private:
54 RefPtr<Bitmap> m_bitmap;
55};
56
57}
58
59namespace IPC {
60bool decode(Decoder&, Gfx::ShareableBitmap&);
61}