static BoundingBox labelBoundingBoxForNode(Graph *graph, node n) {
IntegerProperty *viewShape = graph->getProperty<IntegerProperty>("viewShape");
LayoutProperty *viewLayout = graph->getProperty<LayoutProperty>("viewLayout");
SizeProperty *viewSize = graph->getProperty<SizeProperty>("viewSize");
BoundingBox renderingBox;
GlyphsManager::getGlyph(viewShape->getNodeValue(n))->getTextBoundingBox(renderingBox);
const Coord &pos = viewLayout->getNodeValue(n);
const Size &size = viewSize->getNodeValue(n) * Size(renderingBox.width(), renderingBox.height(), renderingBox.depth());
return BoundingBox(pos - size/2.f, pos + size/2.f);
}
//=================================================================================
PropertyInterface* IntegerProperty::clonePrototype(Graph * g, const std::string& n) {
if( !g )
return 0;
// allow to get an unregistered property (empty name)
IntegerProperty * p = n.empty()
? new IntegerProperty(g) : g->getLocalProperty<IntegerProperty>( n );
p->setAllNodeValue( getNodeDefaultValue() );
p->setAllEdgeValue( getEdgeDefaultValue() );
return p;
}
// That function sets some visual properties on a complete tree whose depth equals 5
void setTreeVisualProperties(Graph *tree) {
// First compute a layout, we use the Bubble Tree algorithm
LayoutProperty *viewLayout = tree->getProperty<LayoutProperty>("viewLayout");
std::string errMsg;
tree->applyPropertyAlgorithm("Bubble Tree", viewLayout, errMsg);
// Then apply Auto Sizing on the nodes
SizeProperty *viewSize = tree->getProperty<SizeProperty>("viewSize");
tree->applyPropertyAlgorithm("Auto Sizing", viewSize, errMsg);
// Labels the node with their id
StringProperty *viewLabel = tree->getProperty<StringProperty>("viewLabel");
for (auto n : tree->nodes()) {
viewLabel->setNodeValue(n, QStringToTlpString(QString::number(n.id)));
}
// Add a border to the nodes, keep the default color who is black
DoubleProperty *viewBorderWidth = tree->getProperty<DoubleProperty>("viewBorderWidth");
viewBorderWidth->setAllNodeValue(1);
// Build some maps to set shapes and colors according to the dag level of a node
std::vector<int> glyphsMap;
glyphsMap.push_back(tlp::NodeShape::Square);
glyphsMap.push_back(tlp::NodeShape::Circle);
glyphsMap.push_back(tlp::NodeShape::RoundedBox);
glyphsMap.push_back(tlp::NodeShape::Hexagon);
glyphsMap.push_back(tlp::NodeShape::Star);
glyphsMap.push_back(tlp::NodeShape::Ring);
std::vector<Color> colorsMap;
colorsMap.push_back(Color::Red);
colorsMap.push_back(Color::Azure);
colorsMap.push_back(Color::Lemon);
colorsMap.push_back(Color::SpringGreen);
colorsMap.push_back(Color::Apricot);
colorsMap.push_back(Color::Magenta);
// Compute the Dag Level metric, the value of each node will correspond
// to their layer id in the tree
DoubleProperty dagLevel(tree);
tree->applyPropertyAlgorithm("Dag Level", &dagLevel, errMsg);
// Sets different shapes and colors for each layer of the tree
IntegerProperty *viewShape = tree->getProperty<IntegerProperty>("viewShape");
ColorProperty *viewColor = tree->getProperty<ColorProperty>("viewColor");
for (auto n : tree->nodes()) {
viewShape->setNodeValue(n, glyphsMap[int(dagLevel.getNodeValue(n))]);
viewColor->setNodeValue(n, colorsMap[int(dagLevel.getNodeValue(n))]);
}
}
void TestPropertiesMinMaxAfterAddNode::testIntegerPropertyMinMaxAfterAddNode() {
IntegerProperty *intProp = graph->getProperty<IntegerProperty>("intProp");
// add two nodes
node n1 = graph->addNode();
node n2 = graph->addNode();
const int i1 = 3;
const int i2 = 56;
// set values to doubleProp
intProp->setNodeValue(n1, i1);
intProp->setNodeValue(n2, i2);
CPPUNIT_ASSERT_EQUAL(i1, intProp->getNodeMin(graph));
CPPUNIT_ASSERT_EQUAL(i2, intProp->getNodeMax(graph));
// add a new node, the value associated to doubleProp property is the default one 0
graph->addNode();
// min should be 0
CPPUNIT_ASSERT_EQUAL(0, intProp->getNodeMin(graph));
CPPUNIT_ASSERT_EQUAL(i2, intProp->getNodeMax(graph));
}