void PortionDrawer::drawGraph(DiagramDrawer &drawer)
{
if(mGraph)
{
// This must be set for svg
drawer.setDiagramSize(getDrawingSize(drawer));
drawNodes(drawer);
drawer.groupShapes(true, Color(0,0,0), Color(245,245,255));
drawConnections(drawer);
drawer.groupShapes(false, 0, 0);
std::vector<DrawString> drawStrings;
std::vector<bool> virtOpers;
getNodeText(drawer, drawStrings, virtOpers);
drawer.groupText(true, false);
drawNodeText(drawer, false, drawStrings, virtOpers);
drawer.groupText(false, false);
drawer.groupText(true, true);
drawNodeText(drawer, true, drawStrings, virtOpers);
drawer.groupText(false, false);
}
}
GraphSize OperationDrawer::drawDiagram(DiagramDrawer &drawer,
OperationGraph &graph, const OperationDrawOptions &options)
{
drawer.setDiagramSize(getDrawingSize(drawer, graph, options));
drawer.setCurrentDrawingFontSize(mDiagram.getDiagramBaseFontSize());
return drawOrSizeDiagram(drawer, graph, options, true);
}
/** This method is called, if the window has been resized.
* If the drawing previously has fit into the window, it is rescaled to the new window size.
*/
void
SystemTopologyDrawing::setSize( const QSize &size )
{
int eps = 50;
QSize drawSize = getDrawingSize();
bool doesFit = ( ( ( drawSize.width() - parentSize.width() ) < eps ) &&
( ( drawSize.height() - parentSize.height() ) < eps ) );
bool init = ( parentSize.width() <= 0 );
parentSize = size;
if ( doesFit || init )
{
transform->rescale( false );
}
setMinimumSize( getMinimumPixmapSize() ); // for the scrollbars
setMaximumSize( getMinimumPixmapSize() );
}
/**
* @return the maximum of topology drawing size and widget size
*/
QSize
SystemTopologyDrawing::getMinimumPixmapSize()
{
QSize ret = getDrawingSize();
// ensure that the drawing size is not smaller than the widget size
int w = parentSize.width();
int h = parentSize.height();
if ( ret.width() < w )
{
ret.setWidth( w );
}
if ( ret.height() < h )
{
ret.setHeight( h );
}
return ret;
}
