2016-10-12 19:34:25 +00:00
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/*
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This file is part of Telegram Desktop,
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2018-01-03 10:23:14 +00:00
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the official desktop application for the Telegram messaging service.
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2016-10-12 19:34:25 +00:00
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2018-01-03 10:23:14 +00:00
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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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2016-10-12 19:34:25 +00:00
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*/
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#pragma once
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2016-11-22 09:48:13 +00:00
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#include "styles/style_widgets.h"
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2019-03-07 11:35:28 +00:00
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#include "ui/effects/animations.h"
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2018-06-15 18:56:17 +00:00
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#include "ui/rp_widget.h"
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2016-11-22 09:48:13 +00:00
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2019-01-18 11:26:43 +00:00
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namespace base {
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class Timer;
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} // namespace base
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2016-10-12 19:34:25 +00:00
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namespace Ui {
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2018-06-15 18:56:17 +00:00
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class ContinuousSlider : public RpWidget {
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2016-10-12 19:34:25 +00:00
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public:
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ContinuousSlider(QWidget *parent);
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enum class Direction {
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Horizontal,
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Vertical,
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};
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void setDirection(Direction direction) {
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_direction = direction;
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update();
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}
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float64 value() const;
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2017-05-18 16:10:39 +00:00
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void setValue(float64 value);
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2019-03-05 11:06:54 +00:00
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void setValue(float64 value, float64 receivedTill);
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2016-10-12 19:34:25 +00:00
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void setFadeOpacity(float64 opacity);
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void setDisabled(bool disabled);
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2016-10-14 17:10:15 +00:00
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bool isDisabled() const {
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return _disabled;
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}
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2016-10-12 19:34:25 +00:00
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2018-06-15 18:56:17 +00:00
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void setAdjustCallback(Fn<float64(float64)> callback) {
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_adjustCallback = std::move(callback);
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}
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void setChangeProgressCallback(Fn<void(float64)> callback) {
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_changeProgressCallback = std::move(callback);
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}
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void setChangeFinishedCallback(Fn<void(float64)> callback) {
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_changeFinishedCallback = std::move(callback);
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}
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bool isChanging() const {
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return _mouseDown;
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}
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2016-10-18 15:19:13 +00:00
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void setMoveByWheel(bool move);
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2016-10-13 08:33:12 +00:00
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2016-10-12 19:34:25 +00:00
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protected:
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void mouseMoveEvent(QMouseEvent *e) override;
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void mousePressEvent(QMouseEvent *e) override;
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void mouseReleaseEvent(QMouseEvent *e) override;
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void wheelEvent(QWheelEvent *e) override;
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void enterEventHook(QEnterEvent *e) override;
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void leaveEventHook(QEvent *e) override;
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float64 fadeOpacity() const {
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return _fadeOpacity;
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}
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float64 getCurrentValue() const {
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return _mouseDown ? _downValue : _value;
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}
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float64 getCurrentReceivedTill() const {
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return _receivedTill;
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}
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float64 getCurrentOverFactor() {
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return _disabled ? 0. : _overAnimation.value(_over ? 1. : 0.);
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}
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Direction getDirection() const {
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return _direction;
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}
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bool isHorizontal() const {
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return (_direction == Direction::Horizontal);
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}
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QRect getSeekRect() const;
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virtual QSize getSeekDecreaseSize() const = 0;
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private:
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virtual float64 getOverDuration() const = 0;
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2016-10-18 15:19:13 +00:00
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bool moveByWheel() const {
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return _byWheelFinished != nullptr;
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}
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void setOver(bool over);
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float64 computeValue(const QPoint &pos) const;
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void updateDownValueFromPos(const QPoint &pos);
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Direction _direction = Direction::Horizontal;
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bool _disabled = false;
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2019-01-18 11:26:43 +00:00
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std::unique_ptr<base::Timer> _byWheelFinished;
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2018-06-15 18:56:17 +00:00
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Fn<float64(float64)> _adjustCallback;
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Fn<void(float64)> _changeProgressCallback;
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Fn<void(float64)> _changeFinishedCallback;
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bool _over = false;
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Ui::Animations::Simple _overAnimation;
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2017-05-18 16:10:39 +00:00
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float64 _value = 0.;
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float64 _receivedTill = 0.;
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bool _mouseDown = false;
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float64 _downValue = 0.;
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float64 _fadeOpacity = 1.;
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};
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2016-11-22 09:48:13 +00:00
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class FilledSlider : public ContinuousSlider {
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public:
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FilledSlider(QWidget *parent, const style::FilledSlider &st);
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protected:
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void paintEvent(QPaintEvent *e) override;
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private:
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QSize getSeekDecreaseSize() const override;
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float64 getOverDuration() const override;
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const style::FilledSlider &_st;
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};
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class MediaSlider : public ContinuousSlider {
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public:
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MediaSlider(QWidget *parent, const style::MediaSlider &st);
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void setAlwaysDisplayMarker(bool alwaysDisplayMarker) {
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_alwaysDisplayMarker = alwaysDisplayMarker;
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update();
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}
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void disablePaint(bool disabled);
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2018-08-31 13:01:42 +00:00
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template <
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typename Value,
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typename Convert,
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typename Callback,
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typename = std::enable_if_t<
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rpl::details::is_callable_plain_v<Callback, Value>
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&& std::is_same_v<Value, decltype(std::declval<Convert>()(1))>>>
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void setPseudoDiscrete(
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int valuesCount,
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Convert &&convert,
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Value current,
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Callback &&callback) {
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Expects(valuesCount > 1);
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setAlwaysDisplayMarker(true);
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setDirection(Ui::ContinuousSlider::Direction::Horizontal);
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const auto sectionsCount = (valuesCount - 1);
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setValue(1.);
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for (auto index = index_type(); index != valuesCount; ++index) {
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if (current <= convert(index)) {
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setValue(index / float64(sectionsCount));
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break;
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}
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}
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setAdjustCallback([=](float64 value) {
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return base::SafeRound(value * sectionsCount) / sectionsCount;
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});
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setChangeProgressCallback([
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=,
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convert = std::forward<Convert>(convert),
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callback = std::forward<Callback>(callback)
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](float64 value) {
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const auto index = int(base::SafeRound(value * sectionsCount));
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callback(convert(index));
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});
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}
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2021-06-17 12:22:51 +00:00
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void setActiveFgOverride(std::optional<QColor> color);
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void addDivider(float64 atValue, const QSize &size);
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2016-11-22 09:48:13 +00:00
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protected:
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void paintEvent(QPaintEvent *e) override;
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private:
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struct Divider {
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const float64 atValue;
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const QSize size;
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};
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2019-03-05 11:06:54 +00:00
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QSize getSeekDecreaseSize() const override;
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float64 getOverDuration() const override;
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const style::MediaSlider &_st;
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bool _alwaysDisplayMarker = false;
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bool _paintDisabled = false;
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2016-11-22 09:48:13 +00:00
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2021-01-30 11:43:46 +00:00
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std::vector<Divider> _dividers;
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std::optional<QColor> _activeFgOverride;
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2016-11-22 09:48:13 +00:00
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};
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2016-10-12 19:34:25 +00:00
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} // namespace Ui
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