examples/ofx/Bitalino_rapidmix/rapidVisualizer/LineGraph.hpp

+//
+//  LineGraph.hpp
+//  RapidVisualizerOSC
+//
+//  Created by James on 09/11/2017.
+//
+//
+
+#ifndef LineGraph_h
+#define LineGraph_h
+
+#include <stdio.h>
+#include "RealTimeGraph.hpp"
+
+class LineGraph : public RealTimeGraph
+{
+public:
+    LineGraph ( GraphState* state ) : RealTimeGraph (state)
+    {
+        //
+    }
+    ~LineGraph ( void )
+    {
+        //
+    }
+    void updateRep ( void )
+    {
+        //
+    }
+    void drawSubGraph ( std::string subLabel, DataContainer<std::vector<double>>& data, ofRectangle subLabelRect )
+    {
+        double
+        minIn = 0,
+        minOut = 0,
+        maxOut = -subLabelRect.height,
+        startPosY = subLabelRect.height,
+        pointDistance = subLabelRect.width/data.labelData.size(),
+        separation = pointDistance/2;
+        //halfSeparation = separation/2;
+        bool drawZeroSep = false;
+        
+        if (data.minValue < 0)
+        { // Add negative part
+            startPosY = subLabelRect.height/2;
+            minIn = -data.maxValue;
+            minOut = subLabelRect.height/2;
+            maxOut /= 2;
+            drawZeroSep = true;
+        }
+        
+        ofBeginShape();
+        ofFill();
+        ofVertex(subLabelRect.x, subLabelRect.y + startPosY);
+        double output = mapVals(data.labelData[0], minIn, data.maxValue, minOut, maxOut );
+        ofVertex(subLabelRect.x, subLabelRect.y + startPosY + output);
+        for (uint32_t i = 0; i < data.labelData.size(); ++i)
+        {
+            output = mapVals(data.labelData[i], minIn, data.maxValue, minOut, maxOut );
+            ofSetColor (graphColor);
+            
+            ofVertex(subLabelRect.x + pointDistance * i + separation, subLabelRect.y + startPosY + output);
+            //ofDrawRectangle(subLabelRect.x + barSize * i + halfSeparation, subLabelRect.y + startPosY, barSize - separation, output );
+            
+        }
+        output = mapVals(data.labelData[data.labelData.size()-1], minIn, data.maxValue, minOut, maxOut );
+        ofVertex(subLabelRect.x + subLabelRect.width, subLabelRect.y + startPosY + output);
+        ofVertex(subLabelRect.x + subLabelRect.width, subLabelRect.y + startPosY);
+        ofEndShape();
+        
+        if (drawZeroSep)
+        {
+            ofSetLineWidth(1.25);
+            ofSetColor (175,150,150);
+            ofDrawLine(subLabelRect.x, subLabelRect.y + startPosY,
+                       subLabelRect.x + subLabelRect.width, subLabelRect.y + startPosY);
+        }
+    }
+    void update ( void )
+    {
+        //
+    }
+};
+
+
+#endif /* LineGraph_h */