Scrolling Text, Font, Second window added

src/main.cpp

@@ -19,6 +19,8 @@ int main( ){
 	shared_ptr<ofApp> mainApp(new ofApp);
 	shared_ptr<ofTeleprompter> teleprompterApp(new ofTeleprompter);
 
+	mainApp->teleprompter = teleprompterApp;
+
 	ofRunApp(mainWindow, mainApp);
 	ofRunApp(secondWindow, teleprompterApp);
 

src/ofApp.cpp

@@ -25,6 +25,9 @@ void ofApp::update(){
         videoFrame.setFromPixels(p);
     }
     onnx.update(videoFrame);
+    
+    teleprompter->updateCVData(onnx.detectedFaces.size());
+    
     ofLog() << ofGetFrameRate();
 }
 

src/ofApp.h

@@ -2,6 +2,7 @@
 
 #include "ofMain.h"
 #include "onxProcess.h"
+#include "ofTeleprompter.h"
 
 class ofApp : public ofBaseApp{
 
@@ -20,4 +21,6 @@ class ofApp : public ofBaseApp{
 
 		ofImage inputImage;
 		ofImage videoFrame;
+
+		shared_ptr<ofTeleprompter> teleprompter;
 };

src/ofTeleprompter.cpp

@@ -6,19 +6,44 @@ void ofTeleprompter::setup() {
     ofSetVerticalSync(false);
     setupGUI();
     loadText();
+
+    textFont.load("Avara.otf", 32);
+    detailsFont.load("Avara-Bold.otf", 24);
+
+    // Prepare first line for teleprompter
+    currentSentence = script[currentLine].sentence;
+    displayedSentence.clear();
+    currentLetterIndex = 0;
+    lastWordTime = ofGetElapsedTimeMillis();
 }
 
 void ofTeleprompter::update() {
+    // set labels
+    currentSpeaker = script[currentLine].speaker;
+    currentEmotion = script[currentLine].emotion;
+    currentLineIndex = ofToString(currentLine);
 
+    // Teleprompter logic (letter by letter)
+    if (currentLetterIndex < currentSentence.size()) {
+        uint64_t now = ofGetElapsedTimeMillis();
+        if (now - lastWordTime > wordDelay) {
+            displayedSentence += currentSentence[currentLetterIndex];
+            currentLetterIndex++;
+            lastWordTime = now;
+        }
+    }
 }
 
 void ofTeleprompter::draw() {
     gui.draw();
+    drawText();
+    
 }
 
 void ofTeleprompter::setupGUI() {
     nextLine.addListener(this, &ofTeleprompter::nextLinePressed);
 
+    gui.setDefaultWidth(400);
     gui.setup();
     gui.add(currentLineIndex.setup("Current Line Index", "NULL"));
     gui.add(currentSpeaker.setup("Current Speaker", "NULL"));
@@ -34,9 +59,112 @@ void ofTeleprompter::setupGUI() {
 
 void ofTeleprompter::nextLinePressed() {
     ofLog() << "Next Line!";
+    currentLine++;
+
+    // Prepare teleprompter effect for letter-by-letter
+    currentSentence = script[currentLine].sentence;
+    displayedSentence.clear();
+    currentLetterIndex = 0;
+    lastWordTime = ofGetElapsedTimeMillis();
 }
 
 void ofTeleprompter::loadText() {
+
     script.clear();
+    ofFile jsonFile(filePath);
+    if(jsonFile.exists()) {
+        ofJson json = ofLoadJson(jsonFile);
+        int idx = 0;
+        for (const auto& entry : json) {
+            Line l;
+            int randomIdx = ofRandom(7);
+            l.idx = idx++;
+            l.speaker = entry.value("speaker", "");
+            l.sentence = entry.value("content", "");
+            l.emotion = emotions[(int)randomIdx];
+            script.push_back(l);
+        }
+    } else {
+        ofLogError() << "JSON file not found: " << filePath;
+    }
+
+    // Random Check
+    if (!script.empty()) {
+        int randomIdx = ofRandom(script.size()); // returns float
+        int idx = static_cast<int>(randomIdx);   // convert to int
+        ofLog() << "Random line: " << script[idx].speaker << ": " << script[idx].sentence;
+        ofLog() << "Number of lines: " << script.size();
+    }
+
+
+    // Set initial current line
+    currentLine = 0;
+}
+
+void ofTeleprompter::drawText() {
+    ofSetColor(ofColor::white);
+
+    // --- Display speaker and emotion centered at the top ---
+    std::string speakerText = "Speaker: " + script[currentLine].speaker;
+    std::string emotionText = "Emotion: " + script[currentLine].emotion;
+
+    ofRectangle speakerBox = detailsFont.getStringBoundingBox(speakerText, 0, 0);
+    float speakerX = (ofGetWidth() - speakerBox.width) / 2.0f;
+    float speakerY = 128; // Top margin
+
+    ofRectangle emotionBox = detailsFont.getStringBoundingBox(emotionText, 0, 0);
+    float emotionX = (ofGetWidth() - emotionBox.width) / 2.0f;
+    float emotionY = speakerY + speakerBox.height + 10; // 10px below speaker
+
+    detailsFont.drawString(speakerText, speakerX, speakerY);
+    detailsFont.drawString(emotionText, emotionX, emotionY);
+
+    // -------
+
+    ofSetColor(ofColor::yellow);
+    float margin = 128; // pixels
+    float maxWidth = ofGetWidth() - margin * 2;
+    std::string wrapped = wrapStringToWidth(displayedSentence, maxWidth);
+
+    // Split wrapped into lines
+    std::vector<std::string> lines;
+    std::istringstream iss(wrapped);
+    std::string line;
+    while (std::getline(iss, line)) {
+        lines.push_back(line);
+    }
+
+    // Calculate total height for vertical centering
+    float totalHeight = lines.size() * textFont.getLineHeight();
+    float startY = (ofGetHeight() / 2.0f) - (totalHeight / 2.0f);
+
+    // Draw each line centered horizontally
+    for (size_t i = 0; i < lines.size(); ++i) {
+        ofRectangle bbox = textFont.getStringBoundingBox(lines[i], 0, 0);
+        float x = (ofGetWidth() - bbox.width) / 2.0f;
+        float y = startY + i * textFont.getLineHeight();
+        textFont.drawString(lines[i], x, y);
+    }
+}
+
+std::string ofTeleprompter::wrapStringToWidth(const std::string& text, float maxWidth) {
+    std::istringstream iss(text);
+    std::string word;
+    std::string wrapped, line;
+    while (iss >> word) {
+        std::string testLine = line.empty() ? word : line + " " + word;
+        ofRectangle bbox = textFont.getStringBoundingBox(testLine, 0, 0);
+        if (bbox.width > maxWidth && !line.empty()) {
+            wrapped += line + "\n";
+            line = word;
+        } else {
+            line = testLine;
+        }
+    }
+    if (!line.empty()) wrapped += line;
+    return wrapped;
+}
 
+void ofTeleprompter::updateCVData(int numOfFacesDetected) {
+    facesDetected = ofToString(numOfFacesDetected);
 }

src/ofTeleprompter.h

@@ -1,7 +1,6 @@
 #pragma once
 #include "ofMain.h"
 #include "ofxGui.h"
-#include "csv.h"
 
 struct Line {
     int idx;
@@ -18,6 +17,10 @@ class ofTeleprompter: public ofBaseApp{
         void setupGUI();
         void nextLinePressed();
         void loadText();
+        void drawText();
+        void updateCVData(int numOfFacesDetected);
+
+        std::string wrapStringToWidth(const std::string& text, float maxWidth);
 
         ofxPanel gui;
 
@@ -37,7 +40,19 @@ class ofTeleprompter: public ofBaseApp{
 
         /* script */
         std::vector<Line> script;
-        std::string filePath = "text/Macebth.json";
+        std::string filePath = "text/Macbeth.json";
+        int currentLine = 0;
+        std::string currentLineString = "N/A";
+        const char* emotions[7] = {"anger", "disgust", "fear", "happiness", "neutral", "sadness", "surprise"};
+
+        /* scrolling text */
+        int currentLetterIndex = 0;
+        std::string currentSentence;
+        uint64_t lastWordTime = 0;
+        uint64_t wordDelay = 10;
+        std::string displayedSentence;
+        ofTrueTypeFont textFont;
+        ofTrueTypeFont detailsFont;
         
     private: