ladybird/Services/ImageDecoder/ConnectionFromClient.h

53 lines
1.6 KiB
C++

/*
* Copyright (c) 2020, Andreas Kling <andreas@ladybird.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/HashMap.h>
#include <ImageDecoder/Forward.h>
#include <ImageDecoder/ImageDecoderClientEndpoint.h>
#include <ImageDecoder/ImageDecoderServerEndpoint.h>
#include <LibGfx/BitmapSequence.h>
#include <LibIPC/ConnectionFromClient.h>
#include <LibThreading/BackgroundAction.h>
namespace ImageDecoder {
class ConnectionFromClient final
: public IPC::ConnectionFromClient<ImageDecoderClientEndpoint, ImageDecoderServerEndpoint> {
C_OBJECT(ConnectionFromClient);
public:
~ConnectionFromClient() override = default;
virtual void die() override;
struct DecodeResult {
bool is_animated = false;
u32 loop_count = 0;
Gfx::FloatPoint scale { 1, 1 };
Gfx::BitmapSequence bitmaps;
Vector<u32> durations;
};
private:
using Job = Threading::BackgroundAction<DecodeResult>;
explicit ConnectionFromClient(IPC::Transport);
virtual Messages::ImageDecoderServer::DecodeImageResponse decode_image(Core::AnonymousBuffer const&, Optional<Gfx::IntSize> const& ideal_size, Optional<ByteString> const& mime_type) override;
virtual void cancel_decoding(i64 image_id) override;
virtual Messages::ImageDecoderServer::ConnectNewClientsResponse connect_new_clients(size_t count) override;
ErrorOr<IPC::File> connect_new_client();
NonnullRefPtr<Job> make_decode_image_job(i64 image_id, Core::AnonymousBuffer, Optional<Gfx::IntSize> ideal_size, Optional<ByteString> mime_type);
i64 m_next_image_id { 0 };
HashMap<i64, NonnullRefPtr<Job>> m_pending_jobs;
};
}