GraphViewer now displays the fraction of channels within each node that are...

GraphViewer now displays the fraction of channels within each node that are set to record. Closes #135

Source/Processors/Editors/ChannelSelector.cpp

@@ -27,6 +27,7 @@
 #include "../RecordNode.h"
 #include "../AudioNode.h"
 #include "../ProcessorGraph.h"
+#include "../../UI/GraphViewer.h"
 
 ChannelSelector::ChannelSelector(bool createButtons, Font& titleFont_) :
     eventsOnly(false), paramsToggled(true), paramsActive(true),
@@ -594,6 +595,8 @@ void ChannelSelector::buttonClicked(Button* button)
                 ch->setRecordState(status);
             }
 
+            editor->getGraphViewer()->repaint();
+
         }
         else // parameter type
         {

Source/Processors/Editors/GenericEditor.cpp

@@ -545,6 +545,21 @@ bool GenericEditor::getRecordStatus(int chan)
     }
 }
 
+Array<bool> GenericEditor::getRecordStatusArray()
+{
+
+    Array<bool> recordStatuses;
+    recordStatuses.resize(getProcessor()->getNumOutputs());
+
+    for (int i = 0; i < getProcessor()->getNumOutputs(); i++)
+    {
+        recordStatuses.set(i,channelSelector->getRecordStatus(i));
+    }
+
+    return recordStatuses;
+
+}
+
 bool GenericEditor::getAudioStatus(int chan)
 {
     if (!isSplitOrMerge)

Source/Processors/Editors/GenericEditor.h

@@ -287,6 +287,9 @@ public:
 
     /** Returns the editors a splitter or merger is connected to */
 	virtual Array<GenericEditor*> getConnectedEditors(){ Array<GenericEditor*> a; return a;}
+
+    /** Returns an array of record statuses for all channels. Used by GraphNode */
+    Array<bool> getRecordStatusArray();
     
 protected:
 

Source/Processors/GenericProcessor.cpp

@@ -284,7 +284,7 @@ void GenericProcessor::clearSettings()
 
     for (int i = 0; i < channels.size(); i++)
     {
-        std::cout << channels[i]->getRecordState() << std::endl;
+       // std::cout << channels[i]->getRecordState() << std::endl;
         recordStatus.set(i,channels[i]->getRecordState());
     }
 

Source/UI/GraphViewer.cpp

@@ -23,6 +23,8 @@
 
 #include "GraphViewer.h"
 
+#define PI 3.14159265359
+
 GraphViewer::GraphViewer()
 {
     
@@ -433,16 +435,32 @@ void GraphNode::updateBoundaries()
 void GraphNode::paint(Graphics& g)
 {
 
+    Array<bool> recordStatuses = editor->getRecordStatusArray();
+
+    Path recordPath;
+
+    for (int i = 0; i < recordStatuses.size(); i++)
+    {
+        float stepSize = 2*PI/recordStatuses.size();
+        float startRadians = stepSize*i;
+        float endRadians = startRadians + stepSize;
+        if (recordStatuses[i])
+            recordPath.addPieSegment(0,0,20,20,startRadians,endRadians,0.5);
+    }
+    
+    g.setColour(Colours::red);
+    g.fillPath(recordPath);
+
     if (mouseOver)
     {
         g.setColour(Colours::yellow);
-        g.fillEllipse(0,0,20,20);
+        g.fillEllipse(2,2,16,16);
     } else {
         g.setColour(Colours::lightgrey);
-        g.fillEllipse(1,1,18,18);
+        g.fillEllipse(2,2,16,16);
     
     }
-    
+
     g.drawText(getName(), 25, 0, getWidth()-25, 20, Justification::left, true);
     
 }
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