]> git.donarmstrong.com Git - mothur.git/blobdiff - heatmap.cpp
fixed bug in heatmap
[mothur.git] / heatmap.cpp
index fb070567da4bb6f05c95111d067a7795d45b2239..90b11159f4ea8016d397f72a045c1e2031e48476 100644 (file)
@@ -14,7 +14,7 @@ HeatMap::HeatMap(){
        try {
                globaldata = GlobalData::getInstance();
                format = globaldata->getFormat();
-               
+               sorted = globaldata->getSorted();
        }
        catch(exception& e) {
                cout << "Standard Error: " << e.what() << " has occurred in the HeatMap class Function HeatMap. Please contact Pat Schloss at pschloss@microbio.umass.edu." << "\n";
@@ -25,50 +25,71 @@ HeatMap::HeatMap(){
                exit(1);
        }
 }
+
 //**********************************************************************************************************************
-void HeatMap::getPic(OrderVector* order) {
+
+void HeatMap::getPic(RAbundVector* rabund) {
        try {
-               colorScale.clear();
+               //get users scaling method
+               scaler = globaldata->getScale();
                
-               rabund = order->getRAbundVector();
+               float maxRelAbund = 0.0;                
                
-               for (int i = 0; i < rabund.size(); i++) {
-                       colorScale[rabund.get(i)] = "";
+               for(int i=0;i<rabund->size();i++){                              
+                       float relAbund = rabund->get(i) / (float)rabund->getNumSeqs();
+                       if(relAbund > maxRelAbund){     maxRelAbund = relAbund; }
                }
                
-               float scaler = 255 / (float) colorScale.size();
+               scaler = globaldata->getScale();
                
-               //go through map and give each score a color value
-               for (it = colorScale.begin(); it != colorScale.end(); it++) {
-                       it->second = toHex(int(float(it->first) * scaler));
-                       if(it->second.length() == 1) {  it->second = "0" + it->second;  }
+               vector<string> scaleRelAbund(rabund->size(), "");
+               
+               for(int i=0;i<rabund->size();i++){
+                       float relAbund = rabund->get(i) / (float)rabund->getNumSeqs();
+                       
+                       if (rabund->get(i) != 0) { //don't want log value of 0.
+                               if (scaler == "log10") {
+                                       scaleRelAbund[i] = toHex(int(255 * log10(relAbund) / log10(maxRelAbund))) + "0000";  
+                               }else if (scaler == "log2") {
+                                       scaleRelAbund[i] = toHex(int(255 * log2(relAbund) / log2(maxRelAbund))) + "0000";  
+                               }else if (scaler == "linear") {
+                                       scaleRelAbund[i] = toHex(int(255 * relAbund / maxRelAbund)) + "0000";  
+                               }else {  //if user enters invalid scaler option.
+                                       scaleRelAbund[i] = toHex(int(255 * log10(relAbund / log10(maxRelAbund))))  + "0000"; 
+                               } 
+                       }
+                       else { scaleRelAbund[i] = "FFFFFF";  }
                }
-
-               string filenamesvg = globaldata->inputFileName + ".heatmap." + order->getLabel() + ".svg";
                
+               
+               string filenamesvg = getRootName(globaldata->inputFileName) + rabund->getLabel() + ".heatmap.svg";
                openOutputFile(filenamesvg, outsvg);
                
-               //scale max rank so the maxrank = bright red
-                       
                //svg image
-               outsvg << "<svg width=\"100%\" height=\"100%\" viewBox=\"0 0 300 " + toString((rabund.getNumBins()*5 + 15))  + "\">\n";
+               outsvg << "<svg width=\"100%\" height=\"100%\" viewBox=\"0 0 " + toString(300) + " " + toString((rabund->getNumBins()*5 + 120))  + "\">\n";
                outsvg << "<g>\n";
                
-               int x = 15;
-               int y = 15;
+               //white backround
+               outsvg << "<rect fill=\"white\" stroke=\"white\" x=\"0\" y=\"0\" width=\"" + toString(300) + "\" height=\"" + toString((rabund->getNumBins()*5 + 120))  + "\"/>"; 
+               outsvg << "<text fill=\"black\" class=\"seri\" x=\"" + toString((150) - 40) + "\" y=\"25\">Heatmap at distance " + rabund->getLabel() + "</text>\n";
+                               
+               //output legend and color labels
                string color;
-
-               for (int i = 0; i <= rabund.getNumBins(); i++) {
+               int x = 0;
+               int y = 103 + (rabund->getNumBins()*5);
+               printLegend(y, maxRelAbund);
                
-                       color = colorScale[rabund.get(i)];
+               y = 70;
+               for (int i = 0; i < scaleRelAbund.size(); i++) {
                        
-                       outsvg << "<rect fill=\"#" + color + "0000\" stroke=\"#" + color + "0000\" x=\"" + toString(x) + "\" y=\"" + toString(y) + "\" width=\"300\" height=\"5\"/>\n";
+                       outsvg << "<rect fill=\"#" + scaleRelAbund[i] + "\" stroke=\"#" + scaleRelAbund[i] + "\" x=\"" + toString(x) + "\" y=\"" + toString(y) + "\" width=\"300\" height=\"5\"/>\n";
                        y += 5;
                }
-               outsvg << "</g>\n</svg>\n";
                
+               outsvg << "</g>\n</svg>\n";
                outsvg.close();
                
+               
        }
        catch(exception& e) {
                cout << "Standard Error: " << e.what() << " has occurred in the HeatMap class Function getPic. Please contact Pat Schloss at pschloss@microbio.umass.edu." << "\n";
@@ -79,58 +100,86 @@ void HeatMap::getPic(OrderVector* order) {
                exit(1);
        }
 }
+
 //**********************************************************************************************************************
-void HeatMap::getPic(SharedOrderVector* sharedorder) {
+
+void HeatMap::getPic(vector<SharedRAbundVector*> lookup) {
        try {
-               colorScale.clear();
                
-               //fills vector of sharedsabunds - lookup
-               getSharedVectors(sharedorder);
+               //sort lookup so shared bins are on top
+               if (sorted == "T") {  sortSharedVectors(lookup);  }
                
-               //get maxBin
-               for (int i = 0; i < lookup.size(); i++) {
-                       for (int j = 0; j < lookup[i]->size(); j++) {
-                               colorScale[lookup[i]->getAbundance(j)] = "";
+               vector<vector<string> > scaleRelAbund;
+               vector<float> maxRelAbund(lookup.size(), 0.0);          
+               float superMaxRelAbund = 0;
+               
+               for(int i = 0; i < lookup.size(); i++){
+                       for(int j=0; j<lookup[i]->size(); j++){
+                               
+                               float relAbund = lookup[i]->getAbundance(j) / (float)lookup[i]->getNumSeqs();
+                               if(relAbund > maxRelAbund[i]){  maxRelAbund[i] = relAbund;      }
                        }
+                       if(maxRelAbund[i] > superMaxRelAbund){  superMaxRelAbund = maxRelAbund[i];      }
                }
                
-               //get scaler
-               float scaler = 255 / (float) colorScale.size();
+               scaler = globaldata->getScale();
                
-               //go through map and give each score a color value
-               for (it = colorScale.begin(); it != colorScale.end(); it++) {
-                       it->second = toHex(int(float(it->first) * scaler));
-                       if(it->second.length() == 1) {  it->second = "0" + it->second;  }
+               scaleRelAbund.resize(lookup.size());
+               for(int i=0;i<lookup.size();i++){
+                       scaleRelAbund[i].assign(lookup[i]->size(), "");
+                       for(int j=0;j<lookup[i]->size();j++){
+                               float relAbund = lookup[i]->getAbundance(j) / (float)lookup[i]->getNumSeqs();
+                               
+                               if (lookup[i]->getAbundance(j) != 0) { //don't want log value of 0.
+                                       if (scaler == "log10") {
+                                               scaleRelAbund[i][j] = toHex(int(255 * log10(relAbund) / log10(maxRelAbund[i]))) + "0000";  
+                                       }else if (scaler == "log2") {
+                                               scaleRelAbund[i][j] = toHex(int(255 * log2(relAbund) / log2(maxRelAbund[i]))) + "0000";  
+                                       }else if (scaler == "linear") {
+                                               scaleRelAbund[i][j] = toHex(int(255 * relAbund / maxRelAbund[i])) + "0000";  
+                                       }else {  //if user enters invalid scaler option.
+                                               scaleRelAbund[i][j] = toHex(int(255 * log10(relAbund / log10(maxRelAbund[i]))))  + "0000"; 
+                                       } 
+                               }else { scaleRelAbund[i][j] = "FFFFFF";  }
+                               
+                       }
                }
                
-               string filenamesvg = globaldata->inputFileName + ".heatmap." + sharedorder->getLabel() + "." + groupComb + ".svg";
+               string filenamesvg = getRootName(globaldata->inputFileName) + lookup[0]->getLabel() + ".heatmap.svg";
                openOutputFile(filenamesvg, outsvg);
                
                //svg image
-               outsvg << "<svg width=\"100%\" height=\"100%\" viewBox=\"0 0 " + toString(lookup.size() * 300) + " " + toString((lookup[0]->getNumBins()*5 + 15))  + "\">\n";
+               outsvg << "<svg width=\"100%\" height=\"100%\" viewBox=\"0 0 " + toString(lookup.size() * 300) + " " + toString((lookup[0]->getNumBins()*5 + 120))  + "\">\n";
                outsvg << "<g>\n";
                
-               int x = 15;
-               int y = 15;
+               //white backround
+               outsvg << "<rect fill=\"white\" stroke=\"white\" x=\"0\" y=\"0\" width=\"" + toString(lookup.size() * 300) + "\" height=\"" + toString((lookup[0]->getNumBins()*5 + 120))  + "\"/>"; 
+               outsvg << "<text fill=\"black\" class=\"seri\" x=\"" + toString((lookup.size() * 150) - 40) + "\" y=\"25\">Heatmap at distance " + lookup[0]->getLabel() + "</text>\n";
+               
+               //column labels
+               for (int h = 0; h < lookup.size(); h++) {
+                       outsvg << "<text fill=\"black\" class=\"seri\" x=\"" + toString(((300 * (h+1)) - 150) - ((int)lookup[h]->getGroup().length() / 2)) + "\" y=\"50\">" + lookup[h]->getGroup() + "</text>\n"; 
+               }
+               
+               //output legend and color labels
                string color;
-
-               for (int i = 0; i <= lookup[0]->getNumBins(); i++) {
+               int x = 0;
+               int y = 103 + (lookup[0]->getNumBins()*5);
+               printLegend(y, superMaxRelAbund);
                
-                       for (int j = 0; j < lookup.size(); j++) {
-                       
-                               color = colorScale[lookup[j]->getAbundance(i)]; 
-                                               
-                               outsvg << "<rect fill=\"#" + color + "0000\" stroke=\"#" + color + "0000\" x=\"" + toString(x) + "\" y=\"" + toString(y) + "\" width=\"300\" height=\"5\"/>\n";
+               y = 70;
+               for (int i = 0; i < scaleRelAbund[0].size(); i++) {
+                       for (int j = 0; j < scaleRelAbund.size(); j++) {
+                               
+                               outsvg << "<rect fill=\"#" + scaleRelAbund[j][i] + "\" stroke=\"#" + scaleRelAbund[j][i] + "\" x=\"" + toString(x) + "\" y=\"" + toString(y) + "\" width=\"300\" height=\"5\"/>\n";
                                x += 300;
                        }
-                       x = 15;
+                       x = 0;
                        y += 5;
                }
-               outsvg << "</g>\n</svg>\n";
                
+               outsvg << "</g>\n</svg>\n";
                outsvg.close();
-
-               
                
        }
        catch(exception& e) {
@@ -142,52 +191,138 @@ void HeatMap::getPic(SharedOrderVector* sharedorder) {
                exit(1);
        }
 }
+
 //**********************************************************************************************************************
-void HeatMap::getSharedVectors(SharedOrderVector* order){
+void HeatMap::sortSharedVectors(vector<SharedRAbundVector*>& lookup){
        try {
-               lookup.clear();
+               //copy lookup and then clear it to refill with sorted.
+               //loop though lookup and determine if they are shared
+               //if they are then insert in the front
+               //if not push to back
+               
+               vector<SharedRAbundVector*> looktemp;
+               map<int, int> place; //spot in lookup where you insert shared by, ie, 3 -> 2 if they are shared by 3 inset into location 2.
+               map<int, int>::iterator it;
+               int count;
+               
+               //create and initialize looktemp as a copy of lookup
+               for (int i = 0; i < lookup.size(); i++) { 
+                       SharedRAbundVector* temp = new SharedRAbundVector(lookup[i]->getNumBins());
+                       temp->setLabel(lookup[i]->getLabel());
+                       temp->setGroup(lookup[i]->getGroup());
+                       //copy lookup i's info
+                       for (int j = 0; j < lookup[i]->size(); j++) {
+                               temp->set(j, lookup[i]->getAbundance(j), lookup[i]->getGroup());
+                       }
+                       looktemp.push_back(temp);
+               }
                
-               groupComb = "";
+               //clear out lookup to create sorted lookup
+               for (int j = 0; j < lookup.size(); j++) {
+                       delete lookup[j];
+               }
+               lookup.clear();
                
-               //create and initialize vector of sharedvectors, one for each group
-               for (int i = 0; i < globaldata->Groups.size(); i++) { 
-                       SharedRAbundVector* temp = new SharedRAbundVector(order->getNumBins());
-                       temp->setLabel(order->getLabel());
-                       temp->setGroup(globaldata->Groups[i]);
-                       groupComb += globaldata->Groups[i];
-                       lookup.push_back(temp);
+               //create and initialize lookup to empty vectors
+               for (int i = 0; i < looktemp.size(); i++) { 
+                       SharedRAbundVector* temp = new SharedRAbundVector();
+                       temp->setLabel(looktemp[i]->getLabel());
+                       temp->setGroup(looktemp[i]->getGroup());
+                       lookup.push_back(temp); 
+                       
+                       //initialize place map
+                       place[i] = 0;
                }
                
-               int numSeqs = order->size();
-               //sample all the members
-               for(int i=0;i<numSeqs;i++){
-                       //get first sample
-                       individual chosen = order->get(i);
-                       int abundance; 
-                                       
-                       //set info for sharedvector in chosens group
-                       for (int j = 0; j < lookup.size(); j++) { 
-                               if (chosen.group == lookup[j]->getGroup()) {
-                                        abundance = lookup[j]->getAbundance(chosen.bin);
-                                        lookup[j]->set(chosen.bin, (abundance + 1), chosen.group);
-                                        break;
+               
+               //for each bin
+               for (int i = 0; i < looktemp[0]->size(); i++) {
+                       count = 0;
+                       bool updatePlace = false;
+                       //for each group
+                       for (int j = 0; j < looktemp.size(); j++) {
+                               if (looktemp[j]->getAbundance(i) != 0) { count++; }
+                       }
+                       
+                       //fill lookup
+                       for (int j = 0; j < looktemp.size(); j++) {
+                               //if they are not shared then push to back, if they are not insert in front
+                               if (count < 2)  { lookup[j]->push_back(looktemp[j]->getAbundance(i), i, looktemp[j]->getGroup()); }
+                               //they are shared by some
+                               else {  lookup[j]->insert(looktemp[j]->getAbundance(i), place[count], looktemp[j]->getGroup());   updatePlace = true; }
+                       }
+                       
+                       if (updatePlace == true) {
+                               //move place holders below where you entered up to "make space" for you entry
+                               for (it = place.begin(); it!= place.end(); it++) {  
+                                       if (it->first < count) { it->second++; }
                                }
                        }
                }
                
+               //delete looktemp
+               for (int j = 0; j < looktemp.size(); j++) {
+                       delete looktemp[j];
+               }
+               
        }
        catch(exception& e) {
-               cout << "Standard Error: " << e.what() << " has occurred in the HeatMap class Function getSharedVectors. Please contact Pat Schloss at pschloss@microbio.umass.edu." << "\n";
+               cout << "Standard Error: " << e.what() << " has occurred in the HeatMap class Function sortSharedVectors. Please contact Pat Schloss at pschloss@microbio.umass.edu." << "\n";
                exit(1);
        }
        catch(...) {
-               cout << "An unknown error has occurred in the HeatMap class function getSharedVectors. Please contact Pat Schloss at pschloss@microbio.umass.edu." << "\n";
+               cout << "An unknown error has occurred in the HeatMap class function sortSharedVectors. Please contact Pat Schloss at pschloss@microbio.umass.edu." << "\n";
                exit(1);
        }
-
+       
 }
 
 //**********************************************************************************************************************
 
+void HeatMap::printLegend(int y, float maxbin) {
+       try {
+               
+               //output legend and color labels
+               //go through map and give each score a color value
+               string color;
+               int x = 10;
+               
+               //prints legend
+               for (int i = 1; i < 255; i++) {
+                       color = toHex(int((float)(i)));
+                       outsvg << "<rect fill=\"#" + color + "0000\" stroke=\"#" + color + "0000\" x=\"" + toString(x) + "\" y=\"" + toString(y) + "\" width=\"1\" height=\"10\"/>\n";
+                       x += 1;
+               }
+               
+               //prints legend labels
+               x = 10;
+               for (int i = 1; i<=5; i++) {
+                       float label;
+                       if(scaler== "log10")            {       label = maxbin * log10(51*i) / log10(255);      }
+                       else if(scaler== "log2")        {       label = maxbin * log2(51*i) / log2(255);        }
+                       else if(scaler== "linear")      {       label = maxbin * 51 * i / 255;                          }
+                       else                                            {       label = maxbin * log10(51*i) / log10(255);      }
+                       file://localhost/Users/westcott/Desktop/c.amazon.fn.0.19.rep.fasta
+                       label = int(label * 1000 + 0.5);
+                       label /= 1000.0;
+                       string text = toString(label, 3);
+                       
+                       outsvg << "<text fill=\"black\" class=\"seri\" x=\"" + toString(x) + "\" y=\"" + toString(y-3) + "\">" + text + "</text>\n";
+                       x += 60;
+               }
+       }
+       
+       catch(exception& e) {
+               cout << "Standard Error: " << e.what() << " has occurred in the HeatMap class Function printLegend. Please contact Pat Schloss at pschloss@microbio.umass.edu." << "\n";
+               exit(1);
+       }
+       catch(...) {
+               cout << "An unknown error has occurred in the HeatMap class function printLegend. Please contact Pat Schloss at pschloss@microbio.umass.edu." << "\n";
+               exit(1);
+       }
+       
+}
+
+