diff options
Diffstat (limited to 'src/data/graph.cpp')
| -rw-r--r-- | src/data/graph.cpp | 117 |
1 files changed, 93 insertions, 24 deletions
diff --git a/src/data/graph.cpp b/src/data/graph.cpp index 1dd5574..354d22d 100644 --- a/src/data/graph.cpp +++ b/src/data/graph.cpp @@ -73,6 +73,17 @@ void Graph::removeEdge(Edge *e) _edges.removeOne(e);
}
+void Graph::addPath(Path *p)
+{
+ p->setParent(this);
+ _paths << p;
+}
+
+void Graph::removePath(Path *p)
+{
+ _paths.removeOne(p);
+}
+
int Graph::maxIntName()
{
int max = -1;
@@ -167,6 +178,11 @@ const QVector<Edge*> &Graph::edges() return _edges;
}
+const QVector<Path *> &Graph::paths()
+{
+ return _paths;
+}
+
QRectF Graph::bbox() const
{
return _bbox;
@@ -230,37 +246,90 @@ QString Graph::tikz() Edge *e;
+ Path *p;
foreach (e, _edges) {
e->setTikzLine(line);
e->updateData();
- code << "\t\t\\draw ";
- if (!e->data()->isEmpty())
- code << e->data()->tikz() << " ";
-
- code << "(" << e->source()->name();
- if (e->sourceAnchor() != "")
- code << "." << e->sourceAnchor();
- code << ") to ";
+ p = e->path();
+ if (p) { // if edge is part of a path
+ if (p->edges().first() == e) { // only add tikz code once per path
+ code << "\t\t\\draw ";
+
+ GraphElementData *npd = e->data()->nonPathData();
+ if (!npd->isEmpty())
+ code << npd->tikz() << " ";
+ delete npd;
+
+ code << "(" << e->source()->name();
+ if (e->sourceAnchor() != "") {
+ code << "." << e->sourceAnchor();
+ } else if (p->isCycle()) {
+ code << ".center";
+ }
+ code << ")";
+
+ foreach (Edge *e1, p->edges()) {
+ e1->updateData();
+ code << " to ";
+
+ GraphElementData *pd = e1->data()->pathData();
+ if (!pd->isEmpty())
+ code << pd->tikz() << " ";
+ delete pd;
+
+ if (e1->hasEdgeNode()) {
+ code << "node ";
+ if (!e1->edgeNode()->data()->isEmpty())
+ code << e1->edgeNode()->data()->tikz() << " ";
+ code << "{" << e1->edgeNode()->label() << "} ";
+ }
+
+ if (e->source() == e1->target()) {
+ code << "cycle";
+ } else {
+ code << "(" << e1->target()->name();
+ if (e1->targetAnchor() != "") {
+ code << "." << e1->targetAnchor();
+ } else if (e1 != p->edges().last()) {
+ code << ".center";
+ }
+ code << ")";
+ }
+ }
+ code << ";\n";
+ line++;
+ }
+ } else { // edge is not part of a path
+ code << "\t\t\\draw ";
+
+ if (!e->data()->isEmpty())
+ code << e->data()->tikz() << " ";
+
+ code << "(" << e->source()->name();
+ if (e->sourceAnchor() != "")
+ code << "." << e->sourceAnchor();
+ code << ") to ";
+
+ if (e->hasEdgeNode()) {
+ code << "node ";
+ if (!e->edgeNode()->data()->isEmpty())
+ code << e->edgeNode()->data()->tikz() << " ";
+ code << "{" << e->edgeNode()->label() << "} ";
+ }
- if (e->hasEdgeNode()) {
- code << "node ";
- if (!e->edgeNode()->data()->isEmpty())
- code << e->edgeNode()->data()->tikz() << " ";
- code << "{" << e->edgeNode()->label() << "} ";
- }
+ if (e->source() == e->target()) {
+ code << "()";
+ } else {
+ code << "(" << e->target()->name();
+ if (e->targetAnchor() != "")
+ code << "." << e->targetAnchor();
+ code << ")";
+ }
- if (e->source() == e->target()) {
- code << "()";
- } else {
- code << "(" << e->target()->name();
- if (e->targetAnchor() != "")
- code << "." << e->targetAnchor();
- code << ")";
+ code << ";\n";
+ line++;
}
-
- code << ";\n";
- line++;
}
if (!_edges.isEmpty()) {
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