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116cf92156
This fits nicer with FloatRect,FloatPoint,FloatSize and gives a much better visual clue about what type of metric is being used.
75 lines
2.5 KiB
C++
75 lines
2.5 KiB
C++
/*
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* Copyright (c) 2020, Andreas Kling <kling@serenityos.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <AK/SharedBuffer.h>
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#include <LibGfx/Bitmap.h>
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#include <LibGfx/ShareableBitmap.h>
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#include <LibIPC/Decoder.h>
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#include <LibIPC/Encoder.h>
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namespace Gfx {
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ShareableBitmap::ShareableBitmap(const Bitmap& bitmap)
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: m_bitmap(bitmap.to_bitmap_backed_by_shared_buffer())
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{
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}
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}
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namespace IPC {
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bool encode(Encoder& encoder, const Gfx::ShareableBitmap& shareable_bitmap)
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{
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encoder << shareable_bitmap.shbuf_id();
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encoder << shareable_bitmap.width();
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encoder << shareable_bitmap.height();
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return true;
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}
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bool decode(Decoder& decoder, Gfx::ShareableBitmap& shareable_bitmap)
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{
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i32 shbuf_id = 0;
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Gfx::IntSize size;
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if (!decoder.decode(shbuf_id))
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return false;
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if (!decoder.decode(size))
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return false;
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if (shbuf_id == -1)
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return true;
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dbg() << "Decoding a ShareableBitmap with shbuf_id=" << shbuf_id << ", size=" << size;
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auto shared_buffer = SharedBuffer::create_from_shbuf_id(shbuf_id);
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if (!shared_buffer)
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return false;
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auto bitmap = Gfx::Bitmap::create_with_shared_buffer(Gfx::BitmapFormat::RGBA32, shared_buffer.release_nonnull(), size);
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shareable_bitmap = bitmap->to_shareable_bitmap();
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return true;
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}
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}
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