74 lines
1.4 KiB
C++
74 lines
1.4 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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namespace Ui {
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class SendActionAnimation {
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public:
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using Type = SendAction::Type;
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void start(Type type);
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void stop();
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int width() const {
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return _impl ? _impl->width() : 0;
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}
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void paint(Painter &p, style::color color, int x, int y, int outerWidth, crl::time ms) {
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if (_impl) {
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_impl->paint(p, color, x, y, outerWidth, ms);
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}
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}
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explicit operator bool() const {
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return _impl != nullptr;
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}
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class Impl {
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public:
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using Type = SendAction::Type;
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Impl(int period) : _period(period), _started(crl::now()) {
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}
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struct MetaData {
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int index;
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std::unique_ptr<Impl> (*creator)();
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};
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virtual const MetaData *metaData() const = 0;
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bool supports(Type type) const;
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virtual int width() const = 0;
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void paint(
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Painter &p,
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style::color color,
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int x,
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int y,
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int outerWidth,
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crl::time ms);
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virtual ~Impl() = default;
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private:
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virtual void paintFrame(Painter &p, style::color color, int x, int y, int outerWidth, int frameMs) = 0;
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int _period = 1;
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crl::time _started = 0;
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};
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~SendActionAnimation();
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private:
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std::unique_ptr<Impl> createByType(Type type);
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std::unique_ptr<Impl> _impl;
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};
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} // namespace Ui
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