void GraphicsDImgView::drawForeground(QPainter* p, const QRectF& rect)
{
QGraphicsView::drawForeground(p, rect);
if (!d->movingInProgress)
{
QString text = d->item->userLoadingHint();
if (text.isNull() || !d->showText)
{
return;
}
QRect viewportRect = viewport()->rect();
QRect fontRect = p->fontMetrics().boundingRect(viewportRect, 0, text);
QPoint drawingPoint(viewportRect.topRight().x() - fontRect.width() - 10,
viewportRect.topRight().y() + 5);
QPointF sceneDrawingPoint = mapToScene(drawingPoint);
QRectF sceneDrawingRect(sceneDrawingPoint, fontRect.size());
if (!rect.intersects(sceneDrawingRect))
{
return;
}
drawText(p, sceneDrawingRect, text);
}
}
void AddPoint(const std::vector<std::string> & inputParts, std::vector<std::shared_ptr<CShape>> & figures, std::vector<std::shared_ptr<sf::Shape>> & shapes)
{
double x = std::stod(inputParts[1]);
double y = std::stod(inputParts[2]);
std::string outlineColor = inputParts[3];
CPoint point = CPoint(x, y, outlineColor);
sf::RectangleShape drawingPoint(sf::Vector2f(1, 1));
drawingPoint.setPosition((float)x, (float)y);
drawingPoint.setFillColor(ConvertHexToRgb(outlineColor));
figures.push_back(std::make_shared<CPoint>(point));
shapes.push_back(std::make_shared<sf::RectangleShape>(drawingPoint));
}
void QgsPointDisplacementRenderer::drawLabels( const QPointF& centerPoint, QgsSymbolV2RenderContext& context, const QList<QPointF>& labelShifts, const QStringList& labelList )
{
QPainter* p = context.renderContext().painter();
if ( !p )
{
return;
}
QPen labelPen( mLabelColor );
p->setPen( labelPen );
//scale font (for printing)
QFont pixelSizeFont = mLabelFont;
pixelSizeFont.setPixelSize( context.outputLineWidth( mLabelFont.pointSizeF() * 0.3527 ) );
QFont scaledFont = pixelSizeFont;
scaledFont.setPixelSize( pixelSizeFont.pixelSize() * context.renderContext().rasterScaleFactor() );
p->setFont( scaledFont );
QFontMetricsF fontMetrics( pixelSizeFont );
QPointF currentLabelShift; //considers the signs to determine the label position
QList<QPointF>::const_iterator labelPosIt = labelShifts.constBegin();
QStringList::const_iterator text_it = labelList.constBegin();
for ( ; labelPosIt != labelShifts.constEnd() && text_it != labelList.constEnd(); ++labelPosIt, ++text_it )
{
currentLabelShift = *labelPosIt;
if ( currentLabelShift.x() < 0 )
{
currentLabelShift.setX( currentLabelShift.x() - fontMetrics.width( *text_it ) );
}
if ( currentLabelShift.y() > 0 )
{
currentLabelShift.setY( currentLabelShift.y() + fontMetrics.ascent() );
}
QPointF drawingPoint( centerPoint + currentLabelShift );
p->save();
p->translate( drawingPoint.x(), drawingPoint.y() );
p->scale( 1.0 / context.renderContext().rasterScaleFactor(), 1.0 / context.renderContext().rasterScaleFactor() );
p->drawText( QPointF( 0, 0 ), *text_it );
p->restore();
}
}
void TextWidget::Draw(double x, double y) const
{
if (pFont == NULL)
{
return;
}
Vector2 drawingPoint(x, y);
if (vAlignment == VAlignmentTop)
{
}
else if (vAlignment == VAlignmentCenter)
{
drawingPoint.SetY(y + (height - GetTextHeight()) / 2);
}
else if (vAlignment == VAlignmentBottom)
{
drawingPoint.SetY(y + (height - GetTextHeight()));
}
double lineHeight = pFont->GetLineHeight();
for (vector<pair<string::const_iterator, string::const_iterator> >::const_iterator it = lines.begin(); it != lines.end(); it++)
{
// TODO: add to MLIFont functions working with iterators to avoid string copying here
string line(it->first, it->second);
if (hAlignment == HAlignmentLeft)
{
drawingPoint.SetX(x);
}
else if (hAlignment == HAlignmentCenter)
{
drawingPoint.SetX(x + (width - pFont->GetWidth(line)) / 2);
}
else if (hAlignment == HAlignmentRight)
{
drawingPoint.SetX(x + (width - pFont->GetWidth(line)));
}
pFont->Draw(line, drawingPoint, textColor);
drawingPoint.SetY(drawingPoint.GetY() + lineHeight);
}
}