matrixion/src/TypingDisplay.cpp
2018-10-06 17:21:03 +03:00

76 lines
1.7 KiB
C++

#include <QDebug>
#include <QPainter>
#include <QPoint>
#include <QShowEvent>
#include "Config.h"
#include "TypingDisplay.h"
#include "ui/Painter.h"
constexpr int LEFT_PADDING = 24;
constexpr int RECT_PADDING = 2;
TypingDisplay::TypingDisplay(QWidget *parent)
: OverlayWidget(parent)
, offset_{conf::textInput::height}
{
setFixedHeight(QFontMetrics(font()).height() + RECT_PADDING);
setAttribute(Qt::WA_TransparentForMouseEvents);
}
void
TypingDisplay::setOffset(int margin)
{
offset_ = margin;
move(0, parentWidget()->height() - offset_ - height());
}
void
TypingDisplay::setUsers(const QStringList &uid)
{
move(0, parentWidget()->height() - offset_ - height());
text_.clear();
if (uid.isEmpty()) {
hide();
update();
return;
}
text_ = uid.join(", ");
if (uid.size() == 1)
text_ += tr(" is typing");
else if (uid.size() > 1)
text_ += tr(" are typing");
show();
update();
}
void
TypingDisplay::paintEvent(QPaintEvent *)
{
Painter p(this);
PainterHighQualityEnabler hq(p);
QFont f;
f.setPointSizeF(f.pointSizeF() * 0.9);
p.setFont(f);
p.setPen(QPen(textColor()));
QRect region = rect();
region.translate(LEFT_PADDING, 0);
QFontMetrics fm(f);
text_ = fm.elidedText(text_, Qt::ElideRight, (double)(width() * 0.75));
QPainterPath path;
path.addRoundedRect(QRectF(0, 0, fm.width(text_) + 2 * LEFT_PADDING, height()), 3, 3);
p.fillPath(path, backgroundColor());
p.drawText(region, Qt::AlignVCenter, text_);
}