added objects/nodes inspector, close #30

Author: d3cod3

src/PatchObject.cpp

@@ -167,7 +167,7 @@ void PatchObject::drawImGuiNode(ImGuiEx::NodeCanvas& _nodeCanvas, map<int,shared
     ImVec2 imPos( this->getPos() );
     ImVec2 imSize( this->width, this->height );
 
-    if(_nodeCanvas.BeginNode( PatchObject::getUID().c_str(), PatchObject::getDisplayName(), imPos, imSize, this->getNumInlets(), this->getNumOutlets(), this->getIsResizable(), this->getIsTextureObject() )){
+    if(_nodeCanvas.BeginNode( nId, PatchObject::getUID().c_str(), PatchObject::getDisplayName(), imPos, imSize, this->getNumInlets(), this->getNumOutlets(), this->getIsResizable(), this->getIsTextureObject() )){
 
         // save node state on click
         if(ImGui::IsWindowHovered() && ImGui::IsMouseReleased(0)){
@@ -302,6 +302,11 @@ void PatchObject::drawImGuiNode(ImGuiEx::NodeCanvas& _nodeCanvas, map<int,shared
 
 }
 
+//--------------------------------------------------------------
+void PatchObject::drawImGuiNodeConfig(){
+    drawObjectNodeConfig();
+}
+
 //--------------------------------------------------------------
 void PatchObject::move(int _x, int _y){
     int px = _x;

src/PatchObject.h

@@ -85,6 +85,7 @@ class PatchObject : public ofxVPHasUID {
     void                    update(map<int,shared_ptr<PatchObject>> &patchObjects, pdsp::Engine &engine);
     void                    draw(ofxFontStash *font);
     void                    drawImGuiNode(ImGuiEx::NodeCanvas& _nodeCanvas, map<int,shared_ptr<PatchObject>> &patchObjects);
+    void                    drawImGuiNodeConfig();
 
     // Virtual Methods
     virtual void            newObject() {}
@@ -98,6 +99,7 @@ class PatchObject : public ofxVPHasUID {
     virtual void            updateAudioObjectContent(pdsp::Engine &engine) {}
     virtual void            drawObjectContent(ofxFontStash *font, shared_ptr<ofBaseGLRenderer>& glRenderer) {}
     virtual void            drawObjectNodeGui( ImGuiEx::NodeCanvas& _nodeCanvas ) {}
+    virtual void            drawObjectNodeConfig() {}
     virtual void            removeObjectContent(bool removeFileFromData=false) {}
 
     virtual void            audioInObject(ofSoundBuffer &inputBuffer) {}

src/core/imgui_node_canvas.cpp

@@ -269,7 +269,7 @@ void ImGuiEx::NodeCanvas::DrawFrameBorder(const bool& _drawOnForeground) const {
 
 
 // always use EndNode() even if returns false. Like ImGui Windows.
-bool ImGuiEx::NodeCanvas::BeginNode( const char* _id, std::string name, ImVec2& _pos, ImVec2& _size, const int& _numLeftPins, const int& _numRightPins, const bool& canResize, const bool& isTextureNode ){
+bool ImGuiEx::NodeCanvas::BeginNode( int nId, const char* _id, std::string name, ImVec2& _pos, ImVec2& _size, const int& _numLeftPins, const int& _numRightPins, const bool& canResize, const bool& isTextureNode ){
     // Check callstack
     IM_ASSERT(isDrawingCanvas == true);  // forgot to End();
     IM_ASSERT(canDrawNode == true); // Don't call if Begin() returned false
@@ -388,11 +388,19 @@ bool ImGuiEx::NodeCanvas::BeginNode( const char* _id, std::string name, ImVec2&
         }
 
         // Draw HeaderBar BG
-        nodeDrawList->AddRectFilled(
-                    curNodeData.outerContentBox.Min,
-                    curNodeData.outerContentBox.Min+ImVec2(curNodeData.outerContentBox.GetSize().x, IMGUI_EX_NODE_HEADER_HEIGHT*scaleFactor),
-                    ImGui::GetColorU32(ImGuiCol_Header)
-                    );
+        if(nId == activeNode){
+            nodeDrawList->AddRectFilled(
+                        curNodeData.outerContentBox.Min,
+                        curNodeData.outerContentBox.Min+ImVec2(curNodeData.outerContentBox.GetSize().x, IMGUI_EX_NODE_HEADER_HEIGHT*scaleFactor),
+                        IM_COL32(90,90,90,200)
+                        );
+        }else{
+            nodeDrawList->AddRectFilled(
+                        curNodeData.outerContentBox.Min,
+                        curNodeData.outerContentBox.Min+ImVec2(curNodeData.outerContentBox.GetSize().x, IMGUI_EX_NODE_HEADER_HEIGHT*scaleFactor),
+                        ImGui::GetColorU32(ImGuiCol_Header)
+                        );
+        }
 
         // Draw footer
         nodeDrawList->AddRectFilled(
@@ -418,6 +426,10 @@ bool ImGuiEx::NodeCanvas::BeginNode( const char* _id, std::string name, ImVec2&
         static ImVec2 mouseOffset(0,0);
         static bool isDraggingHeader = false;
 
+        if(ImGui::IsItemActive() && ImGui::IsItemClicked(0)){
+            activeNode = nId;
+        }
+
         if(ImGui::IsItemActive() && ImGui::IsMouseDragging(0)){
             if(!isDraggingHeader){
                 mouseOffset = ImGui::GetMousePos()-curNodeData.outerContentBox.Min;

src/core/imgui_node_canvas.h

@@ -221,7 +221,7 @@ struct NodeCanvas {
 
     // Draw Child windows (aka Nodes) on the canvas.
     // position and size may change be updated after function call.
-    bool BeginNode( const char* id, std::string name, ImVec2& _pos, ImVec2& _size, const int& _numLeftPins, const int& _numRightPins, const bool& canResize, const bool& isTextureNode );
+    bool BeginNode( int nId, const char* id, std::string name, ImVec2& _pos, ImVec2& _size, const int& _numLeftPins, const int& _numRightPins, const bool& canResize, const bool& isTextureNode );
     void EndNode();
 
     // Adds an inlet and sets its position on screen so you can do more graphic stuff with it.
@@ -292,6 +292,10 @@ struct NodeCanvas {
     // Returns selected links
     std::vector<int> getSelectedLinks(){ return selected_links; }
 
+    // Returns active node
+    int getActiveNode() { return activeNode; }
+    void setActiveNode(int objID) { activeNode = objID; }
+
     ImVec2 getInletPosition(int objID, int pinID) {
         for(std::map<int,std::map<int,ImVec2>>::iterator it = inletPinsPositions.begin(); it != inletPinsPositions.end(); it++ ){
             if(it->first == objID){
@@ -342,6 +346,7 @@ struct NodeCanvas {
     std::vector<int> selected_links; // for delete links (one or multiple)          -- IMPLEMENTED
     std::string activePin;
     std::string activePinType;
+    int         activeNode = 0; // for node inspector
 
     // retina stuff
     bool isRetina = false;

src/objects/audio_analysis/AudioAnalyzer.cpp

@@ -216,9 +216,8 @@ void AudioAnalyzer::drawObjectNodeGui( ImGuiEx::NodeCanvas& _nodeCanvas ){
         if (ImGui::BeginMenu("CONFIG"))
         {
 
-            ImGuiEx::ObjectInfo(
-                        "This object is an audio analysis station which transmits a vector with all the analyzed data. Each type of audio data is available in the different extractor objects inside the same category.",
-                        "https://mosaic.d3cod3.org/reference.php?r=audio-analyzer", scaleFactor);
+            drawObjectNodeConfig();
+
 
 
             ImGui::EndMenu();
@@ -256,6 +255,13 @@ void AudioAnalyzer::drawObjectNodeGui( ImGuiEx::NodeCanvas& _nodeCanvas ){
 
 }
 
+//--------------------------------------------------------------
+void AudioAnalyzer::drawObjectNodeConfig(){
+    ImGuiEx::ObjectInfo(
+                "This object is an audio analysis station which transmits a vector with all the analyzed data. Each type of audio data is available in the different extractor objects inside the same category.",
+                "https://mosaic.d3cod3.org/reference.php?r=audio-analyzer", scaleFactor);
+}
+
 //--------------------------------------------------------------
 void AudioAnalyzer::removeObjectContent(bool removeFileFromData){
     //audioAnalyzer.exit();

src/objects/audio_analysis/AudioAnalyzer.h

@@ -54,6 +54,7 @@ class AudioAnalyzer : public PatchObject {
 
     void            drawObjectContent(ofxFontStash *font, shared_ptr<ofBaseGLRenderer>& glRenderer) override;
     void            drawObjectNodeGui( ImGuiEx::NodeCanvas& _nodeCanvas ) override;
+    void            drawObjectNodeConfig() override;
 
 
     void            removeObjectContent(bool removeFileFromData=false) override;

src/objects/audio_analysis/BPMExtractor.cpp

@@ -142,9 +142,8 @@ void BPMExtractor::drawObjectNodeGui( ImGuiEx::NodeCanvas& _nodeCanvas ){
         if (ImGui::BeginMenu("CONFIG"))
         {
 
-            ImGuiEx::ObjectInfo(
-                        "Get the beat, the average bmp over a period of time, and the beat time period in milliseconds",
-                        "https://mosaic.d3cod3.org/reference.php?r=bpm-extractor", scaleFactor);
+            drawObjectNodeConfig();
+
 
 
             ImGui::EndMenu();
@@ -174,6 +173,13 @@ void BPMExtractor::drawObjectNodeGui( ImGuiEx::NodeCanvas& _nodeCanvas ){
 
 }
 
+//--------------------------------------------------------------
+void BPMExtractor::drawObjectNodeConfig(){
+    ImGuiEx::ObjectInfo(
+                "Get the beat, the average bmp over a period of time, and the beat time period in milliseconds",
+                "https://mosaic.d3cod3.org/reference.php?r=bpm-extractor", scaleFactor);
+}
+
 //--------------------------------------------------------------
 void BPMExtractor::removeObjectContent(bool removeFileFromData){
 

src/objects/audio_analysis/BPMExtractor.h

@@ -50,6 +50,7 @@ class BPMExtractor : public PatchObject {
 
     void            drawObjectContent(ofxFontStash *font, shared_ptr<ofBaseGLRenderer>& glRenderer) override;
     void            drawObjectNodeGui( ImGuiEx::NodeCanvas& _nodeCanvas ) override;
+    void            drawObjectNodeConfig() override;
 
     void            removeObjectContent(bool removeFileFromData=false) override;
 

src/objects/audio_analysis/CentroidExtractor.cpp

@@ -129,9 +129,8 @@ void CentroidExtractor::drawObjectNodeGui( ImGuiEx::NodeCanvas& _nodeCanvas ){
         if (ImGui::BeginMenu("CONFIG"))
         {
 
-            ImGuiEx::ObjectInfo(
-                        "Extracts the center of gravity of the spectral energy, its power.",
-                        "https://mosaic.d3cod3.org/reference.php?r=centroid-extractor", scaleFactor);
+            drawObjectNodeConfig();
+
 
             ImGui::EndMenu();
         }
@@ -148,6 +147,13 @@ void CentroidExtractor::drawObjectNodeGui( ImGuiEx::NodeCanvas& _nodeCanvas ){
     }
 }
 
+//--------------------------------------------------------------
+void CentroidExtractor::drawObjectNodeConfig(){
+    ImGuiEx::ObjectInfo(
+                "Extracts the center of gravity of the spectral energy, its power.",
+                "https://mosaic.d3cod3.org/reference.php?r=centroid-extractor", scaleFactor);
+}
+
 //--------------------------------------------------------------
 void CentroidExtractor::removeObjectContent(bool removeFileFromData){
 

src/objects/audio_analysis/CentroidExtractor.h

@@ -50,6 +50,7 @@ class CentroidExtractor : public PatchObject {
 
     void            drawObjectContent(ofxFontStash *font, shared_ptr<ofBaseGLRenderer>& glRenderer) override;
     void            drawObjectNodeGui( ImGuiEx::NodeCanvas& _nodeCanvas ) override;
+    void            drawObjectNodeConfig() override;
 
     void            removeObjectContent(bool removeFileFromData=false) override;