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#include "aotextboxwidgets.h"
// Sane outlined QLabel solution ported from PyQt solution on StackOverflow by alec
// https://stackoverflow.com/questions/64290561/qlabel-correct-positioning-for-text-outline
AOChatboxLabel::AOChatboxLabel(QWidget *parent)
: QLabel(parent)
{
setBrush(QBrush(Qt::white));
setPen(QPen(Qt::black));
}
void AOChatboxLabel::setIsOutlined(bool outlined)
{
m_outline = outlined;
}
bool AOChatboxLabel::pointMode()
{
return m_pointmode;
}
void AOChatboxLabel::setPointMode(bool mode)
{
m_pointmode = mode;
}
double AOChatboxLabel::outlineThickness()
{
if (pointMode())
{
return m_outline_width * font().pointSize();
}
else
return m_outline_width;
}
void AOChatboxLabel::setOutlineThickness(double w)
{
m_outline_width = w;
}
void AOChatboxLabel::setBrush(QBrush brush)
{
m_brush = brush;
}
void AOChatboxLabel::setPen(QPen pen)
{
m_pen = pen;
}
QSize AOChatboxLabel::sizeHint()
{
int nrml_w = std::ceil(outlineThickness() * 2);
return QLabel::sizeHint() + QSize(nrml_w, nrml_w);
}
QSize AOChatboxLabel::minimumSizeHint()
{
int nrml_w = std::ceil(outlineThickness() * 2);
return QLabel::minimumSizeHint() + QSize(nrml_w, nrml_w);
}
void AOChatboxLabel::paintEvent(QPaintEvent *event)
{
if (m_outline)
{
double w = outlineThickness();
QRectF rect = this->rect();
QFontMetrics metrics = QFontMetrics(this->font());
QRect tr = metrics.boundingRect(text()).adjusted(0, 0, w, w);
int l_indent;
int x;
int y;
if (indent() == -1)
{
if (frameWidth())
{
l_indent = (metrics.boundingRect("x").width() + w * 2) / 2;
}
else
{
l_indent = w;
}
}
else
{
l_indent = indent();
}
if (alignment() & Qt::AlignLeft)
{
x = rect.left() + l_indent - std::min(metrics.leftBearing(text()[0]), 0);
}
else if (alignment() & Qt::AlignRight)
{
x = rect.x() + rect.width() - l_indent - tr.width();
}
else
{
x = (rect.width() - tr.width()) / 2;
}
if (alignment() & Qt::AlignTop)
{
y = rect.top() + l_indent + metrics.ascent();
}
else if (alignment() & Qt::AlignBottom)
{
y = rect.y() + rect.height() - l_indent - metrics.descent();
}
else
{
y = (rect.height() + metrics.ascent() - metrics.descent()) / 2;
}
m_pen.setWidth(w * 2);
QPainterPath path;
path.addText(x, y, font(), text());
QPainter painter(this);
painter.setRenderHint(QPainter::Antialiasing);
painter.strokePath(path, m_pen);
if (1 < m_brush.style() && m_brush.style() < 15)
painter.fillPath(path, palette().window());
painter.fillPath(path, m_brush);
}
else
{
// Use the default renderer
QLabel::paintEvent(event);
}
}
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