mirror of
https://github.com/vale981/tdesktop
synced 2025-03-12 05:56:42 -04:00
122 lines
4 KiB
C++
122 lines
4 KiB
C++
/*
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This file is part of Telegram Desktop,
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the official desktop version of Telegram messaging app, see https://telegram.org
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Telegram Desktop is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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It is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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In addition, as a special exception, the copyright holders give permission
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to link the code of portions of this program with the OpenSSL library.
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Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
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Copyright (c) 2014-2016 John Preston, https://desktop.telegram.org
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*/
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#include "stdafx.h"
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#include "media/player/media_player_title_button.h"
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#include "media/player/media_player_button.h"
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#include "media/media_audio.h"
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#include "media/player/media_player_instance.h"
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#include "shortcuts.h"
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namespace Media {
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namespace Player {
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using State = PlayButtonLayout::State;
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TitleButton::TitleButton(QWidget *parent) : Button(parent)
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, _layout(std_::make_unique<PlayButtonLayout>(st::mediaPlayerTitleButton, [this] { update(); })) {
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setAttribute(Qt::WA_OpaquePaintEvent);
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resize(st::mediaPlayerTitleButtonSize);
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setClickedCallback([this]() {
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if (exists()) {
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instance()->playPauseCancelClicked();
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}
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});
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if (exists()) {
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subscribe(instance()->updatedNotifier(), [this](const UpdatedEvent &e) {
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updatePauseState();
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});
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updatePauseState();
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_layout->finishTransform();
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}
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}
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void TitleButton::updatePauseState() {
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AudioMsgId playing;
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auto playbackState = audioPlayer()->currentState(&playing, AudioMsgId::Type::Song);
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auto stopped = ((playbackState.state & AudioPlayerStoppedMask) || playbackState.state == AudioPlayerFinishing);
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auto showPause = !stopped && (playbackState.state == AudioPlayerPlaying || playbackState.state == AudioPlayerResuming || playbackState.state == AudioPlayerStarting);
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if (exists() && instance()->isSeeking()) {
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showPause = true;
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}
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auto state = [audio = playing.audio(), showPause] {
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if (audio && audio->loading()) {
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return State::Cancel;
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} else if (showPause) {
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return State::Pause;
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}
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return State::Play;
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};
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_layout->setState(state());
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}
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void TitleButton::paintEvent(QPaintEvent *e) {
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Painter p(this);
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p.fillRect(rect(), st::titleBg);
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p.setBrush(st::mediaPlayerTitleButtonInnerBg);
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p.setPen(Qt::NoPen);
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p.setRenderHint(QPainter::HighQualityAntialiasing, true);
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p.drawEllipse((width() - st::mediaPlayerTitleButtonInner.width()) / 2, (height() - st::mediaPlayerTitleButtonInner.height()) / 2, st::mediaPlayerTitleButtonInner.width(), st::mediaPlayerTitleButtonInner.height());
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p.setRenderHint(QPainter::HighQualityAntialiasing, false);
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paintIcon(p);
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}
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void TitleButton::onStateChanged(int oldState, ButtonStateChangeSource source) {
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if ((oldState & StateOver) != (_state & StateOver)) {
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auto over = (_state & StateOver);
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_iconFg.start([this] { update(); }, over ? st::titleButtonFg->c : st::titleButtonActiveFg->c, over ? st::titleButtonActiveFg->c : st::titleButtonFg->c, st::titleButtonDuration);
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}
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}
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void TitleButton::paintIcon(Painter &p) {
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auto over = (_state & StateOver);
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auto icon = _iconFg.current(getms(), over ? st::titleButtonActiveFg->c : st::titleButtonFg->c);
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auto left = (width() - st::mediaPlayerTitleButtonInner.width()) / 2;
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auto top = (height() - st::mediaPlayerTitleButtonInner.height()) / 2;
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p.translate(left, top);
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_layout->paint(p, icon);
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}
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void TitleButton::enterEvent(QEvent *e) {
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if (exists()) {
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instance()->titleButtonOver().notify(true, true);
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}
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return Button::enterEvent(e);
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}
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void TitleButton::leaveEvent(QEvent *e) {
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if (exists()) {
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instance()->titleButtonOver().notify(false, true);
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}
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return Button::leaveEvent(e);
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}
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TitleButton::~TitleButton() = default;
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} // namespace Player
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} // namespace Media
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