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dd81f5d59f
base::lambda -> Fn (type alias for std::function). base::lambda_once -> FnMut (type alias for base::unique_function). base::lambda_guarded -> crl::guard. base::lambda_call_type_t -> crl::deduced_call_type.
51 lines
1.2 KiB
C++
51 lines
1.2 KiB
C++
/*
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This file is part of Telegram Desktop,
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the official desktop application for the Telegram messaging service.
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For license and copyright information please follow this link:
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https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
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*/
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#pragma once
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#include "ui/abstract_button.h"
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#include "styles/style_media_player.h"
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namespace Media {
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namespace Player {
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class PlayButtonLayout {
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public:
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enum class State {
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Play,
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Pause,
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Cancel,
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};
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PlayButtonLayout(const style::MediaPlayerButton &st, Fn<void()> callback);
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void setState(State state);
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void finishTransform();
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void paint(Painter &p, const QBrush &brush);
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private:
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void animationCallback();
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void startTransform(float64 from, float64 to);
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void paintPlay(Painter &p, const QBrush &brush);
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void paintPlayToPause(Painter &p, const QBrush &brush, float64 progress);
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void paintPlayToCancel(Painter &p, const QBrush &brush, float64 progress);
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void paintPauseToCancel(Painter &p, const QBrush &brush, float64 progress);
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const style::MediaPlayerButton &_st;
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State _state = State::Play;
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State _oldState = State::Play;
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State _nextState = State::Play;
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Animation _transformProgress;
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bool _transformBackward = false;
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Fn<void()> _callback;
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};
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} // namespace Clip
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} // namespace Media
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