C++ (Cpp) scaledFontPixelSize Beispiele

Beispiel #1

Datei: qgscomposerutils.cpp Projekt: dakcarto/QGIS

void QgsComposerUtils::drawText( QPainter *painter, const QRectF &rect, const QString &text, const QFont &font, const QColor &color, const Qt::AlignmentFlag halignment, const Qt::AlignmentFlag valignment, const int flags )
{
  if ( !painter )
  {
    return;
  }

  //upscale using FONT_WORKAROUND_SCALE
  //ref: http://osgeo-org.1560.x6.nabble.com/Multi-line-labels-and-font-bug-td4157152.html
  QFont textFont = scaledFontPixelSize( font );

  QRectF scaledRect( rect.x() * FONT_WORKAROUND_SCALE, rect.y() * FONT_WORKAROUND_SCALE,
                     rect.width() * FONT_WORKAROUND_SCALE, rect.height() * FONT_WORKAROUND_SCALE );

  painter->save();
  painter->setFont( textFont );
  if ( color.isValid() )
  {
    painter->setPen( color );
  }
  double scaleFactor = 1.0 / FONT_WORKAROUND_SCALE;
  painter->scale( scaleFactor, scaleFactor );
  painter->drawText( scaledRect, halignment | valignment | flags, text );
  painter->restore();
}

Beispiel #2

Datei: qgscomposerutils.cpp Projekt: dakcarto/QGIS

double QgsComposerUtils::textWidthMM( const QFont &font, const QString &text )
{
  //upscale using FONT_WORKAROUND_SCALE
  //ref: http://osgeo-org.1560.x6.nabble.com/Multi-line-labels-and-font-bug-td4157152.html
  QFont metricsFont = scaledFontPixelSize( font );
  QFontMetricsF fontMetrics( metricsFont );
  return ( fontMetrics.width( text ) / FONT_WORKAROUND_SCALE );
}

Beispiel #3

Datei: qgslayoututils.cpp Projekt: cz172638/QGIS

double QgsLayoutUtils::fontAscentMM( const QFont &font )
{
  //upscale using FONT_WORKAROUND_SCALE
  //ref: http://osgeo-org.1560.x6.nabble.com/Multi-line-labels-and-font-bug-td4157152.html
  QFont metricsFont = scaledFontPixelSize( font );
  QFontMetricsF fontMetrics( metricsFont );
  return ( fontMetrics.ascent() / FONT_WORKAROUND_SCALE );
}

Beispiel #4

Datei: qgscomposerutils.cpp Projekt: dakcarto/QGIS

double QgsComposerUtils::fontHeightCharacterMM( const QFont &font, const QChar &character )
{
  //upscale using FONT_WORKAROUND_SCALE
  //ref: http://osgeo-org.1560.x6.nabble.com/Multi-line-labels-and-font-bug-td4157152.html
  QFont metricsFont = scaledFontPixelSize( font );
  QFontMetricsF fontMetrics( metricsFont );
  return ( fontMetrics.boundingRect( character ).height() / FONT_WORKAROUND_SCALE );
}

Beispiel #5

Datei: qgscomposeritem.cpp Projekt: VladimirZhandarov/QGIS

void QgsComposerItem::drawText( QPainter* p, double x, double y, const QString& text, const QFont& font ) const
{
  QFont textFont = scaledFontPixelSize( font );

  p->save();
  p->setFont( textFont );
  double scaleFactor = 1.0 / FONT_WORKAROUND_SCALE;
  p->scale( scaleFactor, scaleFactor );
  p->drawText( QPointF( x * FONT_WORKAROUND_SCALE, y * FONT_WORKAROUND_SCALE ), text );
  p->restore();
}

Beispiel #6

Datei: qgsdecorationgrid.cpp Projekt: AM7000000/QGIS

void QgsDecorationGrid::drawText( QPainter* p, double x, double y, const QString& text, const QFont& font ) const
{
  QFont textFont = scaledFontPixelSize( font );

  p->save();
  p->setFont( textFont );
  p->setPen( QColor( 0, 0, 0 ) ); //draw text always in black
  double scaleFactor = 1.0 / FONT_WORKAROUND_SCALE;
  p->scale( scaleFactor, scaleFactor );
  p->drawText( QPointF( x * FONT_WORKAROUND_SCALE, y * FONT_WORKAROUND_SCALE ), text );
  p->restore();
}

Beispiel #7

Datei: qgsdecorationgrid.cpp Projekt: AM7000000/QGIS

void QgsDecorationGrid::drawText( QPainter* p, const QRectF& rect, const QString& text, const QFont& font, Qt::AlignmentFlag halignment, Qt::AlignmentFlag valignment ) const
{
  QFont textFont = scaledFontPixelSize( font );

  QRectF scaledRect( rect.x() * FONT_WORKAROUND_SCALE, rect.y() * FONT_WORKAROUND_SCALE,
                     rect.width() * FONT_WORKAROUND_SCALE, rect.height() * FONT_WORKAROUND_SCALE );

  p->save();
  p->setFont( textFont );
  double scaleFactor = 1.0 / FONT_WORKAROUND_SCALE;
  p->scale( scaleFactor, scaleFactor );
  p->drawText( scaledRect, halignment | valignment | Qt::TextWordWrap, text );
  p->restore();
}

Beispiel #8

Datei: qgscomposerutils.cpp Projekt: dakcarto/QGIS

double QgsComposerUtils::textHeightMM( const QFont &font, const QString &text, double multiLineHeight )
{
  QStringList multiLineSplit =  text.split( "\n" );
  int lines = multiLineSplit.size();

  //upscale using FONT_WORKAROUND_SCALE
  //ref: http://osgeo-org.1560.x6.nabble.com/Multi-line-labels-and-font-bug-td4157152.html
  QFont metricsFont = scaledFontPixelSize( font );
  QFontMetricsF fontMetrics( metricsFont );

  double fontHeight = fontMetrics.ascent() + fontMetrics.descent(); // ignore +1 for baseline
  double textHeight = fontMetrics.ascent() + ( double )(( lines - 1 ) * fontHeight * multiLineHeight );

  return textHeight / FONT_WORKAROUND_SCALE;
}

Beispiel #9

Datei: qgscomposerutils.cpp Projekt: dakcarto/QGIS

void QgsComposerUtils::drawText( QPainter *painter, const QPointF &pos, const QString &text, const QFont &font, const QColor &color )
{
  if ( !painter )
  {
    return;
  }

  //upscale using FONT_WORKAROUND_SCALE
  //ref: http://osgeo-org.1560.x6.nabble.com/Multi-line-labels-and-font-bug-td4157152.html
  QFont textFont = scaledFontPixelSize( font );

  painter->save();
  painter->setFont( textFont );
  if ( color.isValid() )
  {
    painter->setPen( color );
  }
  double scaleFactor = 1.0 / FONT_WORKAROUND_SCALE;
  painter->scale( scaleFactor, scaleFactor );
  painter->drawText( pos * FONT_WORKAROUND_SCALE, text );
  painter->restore();
}

Beispiel #10

Datei: qgsdecorationgrid.cpp Projekt: AM7000000/QGIS

double QgsDecorationGrid::fontAscentMillimeters( const QFont& font ) const
{
  QFont metricsFont = scaledFontPixelSize( font );
  QFontMetricsF fontMetrics( metricsFont );
  return ( fontMetrics.ascent() / FONT_WORKAROUND_SCALE );
}

Beispiel #11

Datei: qgsdecorationgrid.cpp Projekt: AM7000000/QGIS

double QgsDecorationGrid::fontHeightCharacterMM( const QFont& font, QChar c ) const
{
  QFont metricsFont = scaledFontPixelSize( font );
  QFontMetricsF fontMetrics( metricsFont );
  return ( fontMetrics.boundingRect( c ).height() / FONT_WORKAROUND_SCALE );
}

Beispiel #12

Datei: qgsdecorationgrid.cpp Projekt: AM7000000/QGIS

double QgsDecorationGrid::textWidthMillimeters( const QFont& font, const QString& text ) const
{
  QFont metricsFont = scaledFontPixelSize( font );
  QFontMetrics fontMetrics( metricsFont );
  return ( fontMetrics.width( text ) / FONT_WORKAROUND_SCALE );
}

Beispiel #13

Datei: qgscomposeritem.cpp Projekt: VladimirZhandarov/QGIS

double QgsComposerItem::fontDescentMillimeters( const QFont& font ) const
{
  QFont metricsFont = scaledFontPixelSize( font );
  QFontMetricsF fontMetrics( metricsFont );
  return ( fontMetrics.descent() / FONT_WORKAROUND_SCALE );
}

Beispiel #14

Datei: qgscomposeritem.cpp Projekt: VladimirZhandarov/QGIS

double QgsComposerItem::fontHeightCharacterMM( const QFont& font, const QChar& c ) const
{
  QFont metricsFont = scaledFontPixelSize( font );
  QFontMetricsF fontMetrics( metricsFont );
  return ( fontMetrics.boundingRect( c ).height() / FONT_WORKAROUND_SCALE );
}

Beispiel #15

double QgsLegendSettings::fontAscentMillimeters( const QFont& font ) const
{
  QFont metricsFont = scaledFontPixelSize( font );
  QFontMetricsF fontMetrics( metricsFont );
  return ( fontMetrics.ascent() / FONT_WORKAROUND_SCALE );
}

Beispiel #16

double QgsLegendSettings::textWidthMillimeters( const QFont& font, const QString& text ) const
{
  QFont metricsFont = scaledFontPixelSize( font );
  QFontMetricsF fontMetrics( metricsFont );
  return ( fontMetrics.width( text ) / FONT_WORKAROUND_SCALE );
}