mirror of
https://github.com/encounter/engine.git
synced 2026-03-30 11:09:55 -07:00
Chinmay Garde
59 lines
1.4 KiB
C++
59 lines
1.4 KiB
C++
// Copyright 2017 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef FLUTTER_CONTENT_HANDLER_DIRECT_INPUT_H_
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#define FLUTTER_CONTENT_HANDLER_DIRECT_INPUT_H_
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#include <functional>
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#include <set>
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#include <vector>
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#include "flutter/lib/ui/window/pointer_data_packet.h"
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#include "flutter/lib/ui/window/viewport_metrics.h"
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#include "lib/fidl/c/waiter/async_waiter.h"
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#include "lib/ftl/files/unique_fd.h"
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#include "lib/ftl/macros.h"
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namespace flutter_runner {
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class DirectInput {
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public:
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using DirectInputCallback =
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std::function<void(const blink::PointerDataPacket& packet)>;
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explicit DirectInput(DirectInputCallback callback);
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~DirectInput();
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bool IsValid() const;
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void WaitForReadAvailability();
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void CancelWaitForReadAvailability();
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void SetViewportMetrics(blink::ViewportMetrics metrics);
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private:
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DirectInputCallback callback_;
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bool valid_;
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ftl::UniqueFD touch_fd_;
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ftl::UniqueFD input_event_;
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std::vector<uint8_t> read_buffer_;
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FidlAsyncWaitID last_wait_;
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std::set<int64_t> touch_ids_;
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blink::ViewportMetrics viewport_metrics_;
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static ftl::UniqueFD GetTouchFileDescriptor();
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void OnReadAvailable();
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void PerformRead();
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FTL_DISALLOW_COPY_AND_ASSIGN(DirectInput);
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};
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} // namespace flutter_runner
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#endif // FLUTTER_CONTENT_HANDLER_DIRECT_INPUT_H_
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