458 lines
16 KiB
C++
458 lines
16 KiB
C++
/*
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* nheko Copyright (C) 2017 Konstantinos Sideris <siderisk@auth.gr>
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*
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* This program 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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*
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* This program 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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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <QDateTime>
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#include <QDebug>
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#include <QMouseEvent>
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#include <QPainter>
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#include <QSettings>
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#include <QtGlobal>
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#include "AvatarProvider.h"
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#include "Cache.h"
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#include "Config.h"
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#include "RoomInfoListItem.h"
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#include "Utils.h"
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#include "ui/Menu.h"
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#include "ui/Ripple.h"
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#include "ui/RippleOverlay.h"
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constexpr int MaxUnreadCountDisplayed = 99;
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constexpr int IconSize = 44;
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// constexpr int MaxHeight = IconSize + 2 * Padding;
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struct WidgetMetrics
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{
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int maxHeight;
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int iconSize;
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int padding;
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int unit;
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int unreadLineWidth;
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int unreadLineOffset;
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int inviteBtnX;
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int inviteBtnY;
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};
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WidgetMetrics
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getMetrics(const QFont &font)
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{
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WidgetMetrics m;
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const int height = QFontMetrics(font).lineSpacing();
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m.unit = height;
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m.maxHeight = std::ceil((double)height * 3.8);
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m.iconSize = std::ceil((double)height * 2.8);
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m.padding = std::ceil((double)height / 2.0);
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m.unreadLineWidth = m.padding - m.padding / 3;
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m.unreadLineOffset = m.padding - m.padding / 4;
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m.inviteBtnX = m.iconSize + 2 * m.padding;
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m.inviteBtnX = m.iconSize / 2.0 + m.padding + m.padding / 3.0;
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return m;
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}
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void
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RoomInfoListItem::init(QWidget *parent)
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{
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setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Fixed);
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setMouseTracking(true);
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setAttribute(Qt::WA_Hover);
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setFixedHeight(getMetrics(QFont{}).maxHeight);
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QPainterPath path;
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path.addRect(0, 0, parent->width(), height());
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ripple_overlay_ = new RippleOverlay(this);
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ripple_overlay_->setClipPath(path);
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ripple_overlay_->setClipping(true);
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unreadCountFont_.setPointSizeF(unreadCountFont_.pointSizeF() * 0.8);
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unreadCountFont_.setBold(true);
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bubbleDiameter_ = QFontMetrics(unreadCountFont_).averageCharWidth() * 3;
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menu_ = new Menu(this);
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leaveRoom_ = new QAction(tr("Leave room"), this);
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connect(leaveRoom_, &QAction::triggered, this, [this]() { emit leaveRoom(roomId_); });
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menu_->addAction(leaveRoom_);
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}
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RoomInfoListItem::RoomInfoListItem(QString room_id, RoomInfo info, QWidget *parent)
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: QWidget(parent)
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, roomType_{info.is_invite ? RoomType::Invited : RoomType::Joined}
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, roomId_(std::move(room_id))
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, roomName_{QString::fromStdString(std::move(info.name))}
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, isPressed_(false)
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, unreadMsgCount_(0)
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, unreadHighlightedMsgCount_(0)
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{
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init(parent);
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QString emptyEventId;
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// HACK
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// We use fake message info with an old date to pin
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// the invite events to the top.
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//
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// State events in invited rooms don't contain timestamp info,
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// so we can't use them for sorting.
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if (roomType_ == RoomType::Invited)
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lastMsgInfo_ = {
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emptyEventId, "-", "-", "-", "-", QDateTime::currentDateTime().addYears(10)};
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}
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void
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RoomInfoListItem::resizeEvent(QResizeEvent *)
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{
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// Update ripple's clipping path.
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QPainterPath path;
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path.addRect(0, 0, width(), height());
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const auto sidebarSizes = utils::calculateSidebarSizes(QFont{});
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if (width() > sidebarSizes.small)
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setToolTip("");
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else
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setToolTip(roomName_);
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ripple_overlay_->setClipPath(path);
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ripple_overlay_->setClipping(true);
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}
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void
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RoomInfoListItem::paintEvent(QPaintEvent *event)
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{
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bool rounded = QSettings().value("user/avatar/circles", true).toBool();
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Q_UNUSED(event);
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QPainter p(this);
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p.setRenderHint(QPainter::TextAntialiasing);
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p.setRenderHint(QPainter::SmoothPixmapTransform);
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p.setRenderHint(QPainter::Antialiasing);
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QFontMetrics metrics(QFont{});
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QPen titlePen(titleColor_);
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QPen subtitlePen(subtitleColor_);
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auto wm = getMetrics(QFont{});
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if (isPressed_) {
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p.fillRect(rect(), highlightedBackgroundColor_);
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titlePen.setColor(highlightedTitleColor_);
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subtitlePen.setColor(highlightedSubtitleColor_);
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} else if (underMouse()) {
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p.fillRect(rect(), hoverBackgroundColor_);
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titlePen.setColor(hoverTitleColor_);
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subtitlePen.setColor(hoverSubtitleColor_);
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} else {
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p.fillRect(rect(), backgroundColor_);
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titlePen.setColor(titleColor_);
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subtitlePen.setColor(subtitleColor_);
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}
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QRect avatarRegion(wm.padding, wm.padding, wm.iconSize, wm.iconSize);
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// Description line with the default font.
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int bottom_y = wm.maxHeight - wm.padding - metrics.ascent() / 2;
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const auto sidebarSizes = utils::calculateSidebarSizes(QFont{});
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if (width() > sidebarSizes.small) {
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QFont headingFont;
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headingFont.setWeight(QFont::Medium);
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p.setFont(headingFont);
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p.setPen(titlePen);
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QFont tsFont;
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tsFont.setPointSizeF(tsFont.pointSizeF() * 0.9);
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#if QT_VERSION < QT_VERSION_CHECK(5, 11, 0)
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const int msgStampWidth = QFontMetrics(tsFont).width(lastMsgInfo_.timestamp) + 4;
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#else
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const int msgStampWidth =
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QFontMetrics(tsFont).horizontalAdvance(lastMsgInfo_.timestamp) + 4;
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#endif
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// We use the full width of the widget if there is no unread msg bubble.
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const int bottomLineWidthLimit = (unreadMsgCount_ > 0) ? msgStampWidth : 0;
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// Name line.
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QFontMetrics fontNameMetrics(headingFont);
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int top_y = 2 * wm.padding + fontNameMetrics.ascent() / 2;
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const auto name = metrics.elidedText(
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roomName(),
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Qt::ElideRight,
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(width() - wm.iconSize - 2 * wm.padding - msgStampWidth) * 0.8);
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p.drawText(QPoint(2 * wm.padding + wm.iconSize, top_y), name);
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if (roomType_ == RoomType::Joined) {
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p.setFont(QFont{});
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p.setPen(subtitlePen);
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// The limit is the space between the end of the avatar and the start of the
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// timestamp.
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int usernameLimit =
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std::max(0, width() - 3 * wm.padding - msgStampWidth - wm.iconSize - 20);
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auto userName =
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metrics.elidedText(lastMsgInfo_.username, Qt::ElideRight, usernameLimit);
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p.setFont(QFont{});
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p.drawText(QPoint(2 * wm.padding + wm.iconSize, bottom_y), userName);
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#if QT_VERSION < QT_VERSION_CHECK(5, 11, 0)
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int nameWidth = QFontMetrics(QFont{}).width(userName);
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#else
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int nameWidth = QFontMetrics(QFont{}).horizontalAdvance(userName);
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#endif
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p.setFont(QFont{});
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// The limit is the space between the end of the username and the start of
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// the timestamp.
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int descriptionLimit =
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std::max(0,
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width() - 3 * wm.padding - bottomLineWidthLimit - wm.iconSize -
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nameWidth - 5);
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auto description =
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metrics.elidedText(lastMsgInfo_.body, Qt::ElideRight, descriptionLimit);
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p.drawText(QPoint(2 * wm.padding + wm.iconSize + nameWidth, bottom_y),
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description);
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// We show the last message timestamp.
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p.save();
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if (isPressed_) {
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p.setPen(QPen(highlightedTimestampColor_));
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} else if (underMouse()) {
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p.setPen(QPen(hoverTimestampColor_));
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} else {
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p.setPen(QPen(timestampColor_));
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}
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p.setFont(tsFont);
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p.drawText(QPoint(width() - wm.padding - msgStampWidth, top_y),
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lastMsgInfo_.timestamp);
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p.restore();
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} else {
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int btnWidth = (width() - wm.iconSize - 6 * wm.padding) / 2;
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acceptBtnRegion_ = QRectF(wm.inviteBtnX, wm.inviteBtnY, btnWidth, 20);
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declineBtnRegion_ = QRectF(
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wm.inviteBtnX + btnWidth + 2 * wm.padding, wm.inviteBtnY, btnWidth, 20);
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QPainterPath acceptPath;
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acceptPath.addRoundedRect(acceptBtnRegion_, 10, 10);
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p.setPen(Qt::NoPen);
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p.fillPath(acceptPath, btnColor_);
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p.drawPath(acceptPath);
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QPainterPath declinePath;
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declinePath.addRoundedRect(declineBtnRegion_, 10, 10);
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p.setPen(Qt::NoPen);
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p.fillPath(declinePath, btnColor_);
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p.drawPath(declinePath);
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p.setPen(QPen(btnTextColor_));
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p.setFont(QFont{});
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p.drawText(acceptBtnRegion_, Qt::AlignCenter, tr("Accept"));
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p.drawText(declineBtnRegion_, Qt::AlignCenter, tr("Decline"));
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}
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}
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p.setPen(Qt::NoPen);
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// We using the first letter of room's name.
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if (roomAvatar_.isNull()) {
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QBrush brush;
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brush.setStyle(Qt::SolidPattern);
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brush.setColor(avatarBgColor());
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p.setPen(Qt::NoPen);
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p.setBrush(brush);
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rounded ? p.drawEllipse(avatarRegion.center(), wm.iconSize / 2, wm.iconSize / 2)
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: p.drawRoundedRect(avatarRegion, 3, 3);
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QFont bubbleFont;
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bubbleFont.setPointSizeF(bubbleFont.pointSizeF() * 1.4);
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p.setFont(bubbleFont);
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p.setPen(avatarFgColor());
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p.setBrush(Qt::NoBrush);
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p.drawText(
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avatarRegion.translated(0, -1), Qt::AlignCenter, utils::firstChar(roomName()));
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} else {
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p.save();
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QPainterPath path;
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rounded ? path.addEllipse(wm.padding, wm.padding, wm.iconSize, wm.iconSize)
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: path.addRoundedRect(avatarRegion, 3, 3);
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p.setClipPath(path);
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p.drawPixmap(avatarRegion, roomAvatar_);
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p.restore();
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}
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if (unreadMsgCount_ > 0) {
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QBrush brush;
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brush.setStyle(Qt::SolidPattern);
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if (unreadHighlightedMsgCount_ > 0) {
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brush.setColor(mentionedColor());
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} else {
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brush.setColor(bubbleBgColor());
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}
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if (isPressed_)
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brush.setColor(bubbleFgColor());
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p.setBrush(brush);
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p.setPen(Qt::NoPen);
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p.setFont(unreadCountFont_);
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// Extra space on the x-axis to accomodate the extra character space
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// inside the bubble.
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const int x_width = unreadMsgCount_ > MaxUnreadCountDisplayed
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? QFontMetrics(p.font()).averageCharWidth()
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: 0;
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QRectF r(width() - bubbleDiameter_ - wm.padding - x_width,
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bottom_y - bubbleDiameter_ / 2 - 5,
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bubbleDiameter_ + x_width,
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bubbleDiameter_);
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if (width() == sidebarSizes.small)
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r = QRectF(width() - bubbleDiameter_ - 5,
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height() - bubbleDiameter_ - 5,
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bubbleDiameter_ + x_width,
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bubbleDiameter_);
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p.setPen(Qt::NoPen);
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p.drawEllipse(r);
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p.setPen(QPen(bubbleFgColor()));
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if (isPressed_)
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p.setPen(QPen(bubbleBgColor()));
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auto countTxt = unreadMsgCount_ > MaxUnreadCountDisplayed
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? QString("99+")
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: QString::number(unreadMsgCount_);
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p.setBrush(Qt::NoBrush);
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p.drawText(r.translated(0, -0.5), Qt::AlignCenter, countTxt);
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}
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if (!isPressed_ && hasUnreadMessages_) {
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QPen pen;
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pen.setWidth(wm.unreadLineWidth);
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pen.setColor(highlightedBackgroundColor_);
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p.setPen(pen);
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p.drawLine(0, wm.unreadLineOffset, 0, height() - wm.unreadLineOffset);
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}
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}
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void
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RoomInfoListItem::updateUnreadMessageCount(int count, int highlightedCount)
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{
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unreadMsgCount_ = count;
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unreadHighlightedMsgCount_ = highlightedCount;
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update();
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}
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void
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RoomInfoListItem::setPressedState(bool state)
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{
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if (isPressed_ != state) {
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isPressed_ = state;
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update();
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}
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}
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void
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RoomInfoListItem::contextMenuEvent(QContextMenuEvent *event)
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{
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Q_UNUSED(event);
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if (roomType_ == RoomType::Invited)
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return;
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menu_->popup(event->globalPos());
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}
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void
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RoomInfoListItem::mousePressEvent(QMouseEvent *event)
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{
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if (event->buttons() == Qt::RightButton) {
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QWidget::mousePressEvent(event);
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return;
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}
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if (roomType_ == RoomType::Invited) {
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const auto point = event->pos();
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if (acceptBtnRegion_.contains(point))
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emit acceptInvite(roomId_);
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if (declineBtnRegion_.contains(point))
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emit declineInvite(roomId_);
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return;
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}
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emit clicked(roomId_);
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setPressedState(true);
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// Ripple on mouse position by default.
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QPoint pos = event->pos();
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qreal radiusEndValue = static_cast<qreal>(width()) / 3;
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Ripple *ripple = new Ripple(pos);
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ripple->setRadiusEndValue(radiusEndValue);
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ripple->setOpacityStartValue(0.15);
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ripple->setColor(QColor("white"));
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ripple->radiusAnimation()->setDuration(200);
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ripple->opacityAnimation()->setDuration(400);
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ripple_overlay_->addRipple(ripple);
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}
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void
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RoomInfoListItem::setAvatar(const QString &avatar_url)
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{
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AvatarProvider::resolve(avatar_url, IconSize, this, [this](const QPixmap &img) {
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roomAvatar_ = img;
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update();
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});
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}
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void
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RoomInfoListItem::setDescriptionMessage(const DescInfo &info)
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{
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lastMsgInfo_ = info;
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update();
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}
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