fixed emotes popup emotes

src/widgets/helper/label.cpp

@@ -0,0 +1,78 @@
+#include "label.hpp"
+#include "singletons/fontmanager.hpp"
+
+#include <QPainter>
+
+namespace chatterino {
+namespace widgets {
+Label::Label(BaseWidget *parent)
+    : BaseWidget(parent)
+{
+    singletons::FontManager::getInstance().fontChanged.connect(
+        [this]() { this->scaleChangedEvent(this->getScale()); });
+}
+
+const QString &Label::getText() const
+{
+    return this->text;
+}
+
+void Label::setText(const QString &value)
+{
+    this->text = value;
+    this->scaleChangedEvent(this->getScale());
+}
+
+FontStyle Label::getFontStyle() const
+{
+    return this->fontStyle;
+}
+
+void Label::setFontStyle(FontStyle style)
+{
+    this->fontStyle = style;
+    this->scaleChangedEvent(this->getScale());
+}
+
+void Label::scaleChangedEvent(float scale)
+{
+    QFontMetrics metrics =
+        singletons::FontManager::getInstance().getFontMetrics(this->fontStyle, scale);
+
+    this->preferedSize = QSize(metrics.width(this->text), metrics.height());
+
+    this->updateGeometry();
+}
+
+QSize Label::sizeHint() const
+{
+    return this->preferedSize;
+}
+
+QSize Label::minimumSizeHint() const
+{
+    return this->preferedSize;
+}
+
+void Label::paintEvent(QPaintEvent *)
+{
+    QPainter painter(this);
+    painter.setFont(singletons::FontManager::getInstance().getFont(
+        this->fontStyle, this->getScale() / painter.device()->devicePixelRatioF()));
+
+    int width = singletons::FontManager::getInstance()
+                    .getFontMetrics(this->fontStyle, this->getScale())
+                    .width(this->text);
+
+    int flags = Qt::TextSingleLine;
+
+    if (this->width() < width) {
+        flags |= Qt::AlignLeft | Qt::AlignVCenter;
+    } else {
+        flags |= Qt::AlignCenter;
+    }
+
+    painter.drawText(this->rect(), flags, this->text);
+}
+}  // namespace widgets
+}  // namespace chatterino