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Use fontMetrics of widget instead of empty QPainter to get valid values

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This commit is contained in:
Magne Sjaastad 2017-02-21 10:31:16 +01:00
parent b2ec4e055f
commit 7f21582610
1 changed files with 2 additions and 4 deletions
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6
ApplicationCode/UserInterface/RiuNightchartsWidget.cpp
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@ -111,8 +111,7 @@ QSize RiuNightchartsWidget::sizeHint() const
if ( m_showLegend )
{
QPainter painter;
int lineHeight = painter.fontMetrics().height();
int lineHeight = this->fontMetrics().height();
int lineCount = m_chart.pieceCount();
int exactLegendHeight = (lineCount + lineCount-1) * lineHeight;
@ -186,8 +185,7 @@ void RiuNightchartsWidget::paintEvent(QPaintEvent* e)
void RiuNightchartsWidget::addItem(const QString& name, const QColor& color, float value)
{
m_chart.addPiece(name, color, value);
QPainter painter;
int textWidth = painter.fontMetrics().width(name + " (00 %)");
int textWidth = this->fontMetrics().width(name + " (00 %)");
m_maxNameWidth = textWidth > m_maxNameWidth ? textWidth: m_maxNameWidth;
}