static inline void writeAttributes(
std::ostream &out, const int &depth,
const ClusterGraphAttributes &CA, const cluster &c)
{
GraphIO::indent(out, depth) << "color=\"" << CA.strokeColor(c) << "\"\n";
GraphIO::indent(out, depth) << "bgcolor=\"" << CA.fillColor(c) << "\"\n";
GraphIO::indent(out, depth) << "label=\"" << CA.label(c) << "\"\n";
// There is no point in exporting rest of the cluster attributes, so to
// maintain high readability they are omitted.
}
bool GraphMLParser::readData(
ClusterGraphAttributes &CA,
const cluster &c,
const pugi::xml_node clusterData)
{
auto keyId = clusterData.attribute("key");
if (!keyId) {
GraphIO::logger.lout() << "Cluster data does not have a key." << endl;
return false;
}
pugi::xml_text text = clusterData.text();
using namespace graphml;
switch (toAttribute(m_attrName[keyId.value()])) {
case a_nodeLabel:
CA.label(c) = text.get();
break;
case a_x:
CA.x(c) = text.as_double();
break;
case a_y:
CA.y(c) = text.as_double();
break;
case a_width:
CA.width(c) = text.as_double();
break;
case a_height:
CA.height(c) = text.as_double();
break;
case a_size:
// We want to set a new size only if width and height was not set.
if (CA.width(c) == CA.height(c)) {
CA.width(c) = CA.height(c) = text.as_double();
}
case a_r:
if (!GraphIO::setColorValue(text.as_int(), [&](uint8_t val) { CA.fillColor(c).red(val); })) {
return false;
}
break;
case a_g:
if (!GraphIO::setColorValue(text.as_int(), [&](uint8_t val) { CA.fillColor(c).green(val); })) {
return false;
}
break;
case a_b:
if (!GraphIO::setColorValue(text.as_int(), [&](uint8_t val) { CA.fillColor(c).blue(val); })) {
return false;
}
break;
case a_clusterStroke:
CA.strokeColor(c) = text.get();
break;
default:
GraphIO::logger.lout(Logger::LL_MINOR) << "Unknown cluster attribute with \""
<< keyId.value()
<< "--enum: " << m_attrName[keyId.value()] << "--"
<< "\"." << endl;
}
return true;
}
// write cluster layout with attributes
static void write_ogml_layout(const ClusterGraphAttributes &A, ostream &os)
{
const ClusterGraph &C = A.constClusterGraph();
GraphIO::indent(os,2) << "<layout>\n";
GraphIO::indent(os,3) << "<styles>\n";
for(cluster c : C.clusters) {
if(c != C.rootCluster()) {
GraphIO::indent(os,4) << "<nodeStyle idRef=\"c" << c->index() << "\">\n";
GraphIO::indent(os,5) << "<location x=\"" << A.x(c) << "\" y=\"" << A.y(c) << "\" />\n";
GraphIO::indent(os,5) << "<shape type=\"rect\" width=\"" << A.width(c) << "\" height=\"" << A.height(c) << "\" />\n";
GraphIO::indent(os,5) << "<fill color=\"" << A.fillColor(c) << "\""
<< " pattern=\"" << fillPatternToOGML(A.fillPattern(c))
<< "\" patternColor=\""
<< A.fillBgColor(c) << "\" />\n";
GraphIO::indent(os,5) << "<line type=\"" << edgeStyleToOGML(A.strokeType(c)) << "\" width=\"" << A.strokeWidth(c) << "\" color=\"" << A.strokeColor(c) << "\" />\n";
GraphIO::indent(os,4) << "</nodeStyle>\n";
}
}
write_ogml_layout_nodes_edges(A,os);
GraphIO::indent(os,3) << "</styles>\n";
GraphIO::indent(os,2) << "</layout>\n";
}
bool GmlParser::readClusterAttributes(
GmlObject* cGraphics,
cluster c,
ClusterGraphAttributes& ACG)
{
string label;
string fill; // the fill color attribute
string line; // the line color attribute
float lineWidth = 1.0f; //node line width
int pattern = 1; //node brush pattern
int stipple = 1; //line style pattern
// read all relevant attributes
GmlObject *graphicsObject = cGraphics->m_pFirstSon;
for(; graphicsObject; graphicsObject = graphicsObject->m_pBrother)
{
switch(id(graphicsObject))
{
case xPredefKey:
if(graphicsObject->m_valueType != gmlDoubleValue) return false;
ACG.x(c) = graphicsObject->m_doubleValue;
break;
case yPredefKey:
if(graphicsObject->m_valueType != gmlDoubleValue) return false;
ACG.y(c) = graphicsObject->m_doubleValue;
break;
case widthPredefKey:
if(graphicsObject->m_valueType != gmlDoubleValue) return false;
ACG.width(c) = graphicsObject->m_doubleValue;
break;
case heightPredefKey:
if(graphicsObject->m_valueType != gmlDoubleValue) return false;
ACG.height(c) = graphicsObject->m_doubleValue;
break;
case fillPredefKey:
if(graphicsObject->m_valueType != gmlStringValue) return false;
ACG.fillColor(c) = graphicsObject->m_stringValue;
break;
case patternPredefKey:
if(graphicsObject->m_valueType != gmlIntValue) return false;
pattern = graphicsObject->m_intValue;
break;
//line style
case colorPredefKey: // line color
if(graphicsObject->m_valueType != gmlStringValue) return false;
ACG.strokeColor(c) = graphicsObject->m_stringValue;
break;
case stipplePredefKey:
if(graphicsObject->m_valueType != gmlIntValue) return false;
stipple = graphicsObject->m_intValue;
break;
case lineWidthPredefKey:
if(graphicsObject->m_valueType != gmlDoubleValue) return false;
lineWidth = (float)graphicsObject->m_doubleValue;
break;
//TODO: backgroundcolor
//case stylePredefKey:
//case boderwidthPredefKey:
}//switch
}//for
//Hier eigentlich erst abfragen, ob clusterattributes setzbar in ACG,
//dann setzen
ACG.setStrokeType(c, intToStrokeType(stipple)); //defaulting 1
ACG.strokeWidth(c) = lineWidth;
ACG.setFillPattern(c, intToFillPattern(pattern));
return true;
}//readclusterattributes