package org.catacomb.dataview;
   
   
   
   import org.catacomb.dataview.gui.FramePlayer;
   import org.catacomb.druid.gui.edit.DruButton;
   import org.catacomb.druid.gui.edit.DruSlider;
   import org.catacomb.interlish.structure.*;
  import org.catacomb.movie.gif.AnimatedGifEncoder;
  import org.catacomb.numeric.data.DataExtractor;
  import org.catacomb.report.E;
  import org.catacomb.util.AWTUtil;
  
  
  import java.awt.image.BufferedImage;
  import java.io.File;
  
  
  /// XXXXXXXXXXXXX dont use
  // this is being replaced by code in gui, but without direct
  // refs to dataviewController etc
  
  
  public class FrameController implements Controller, GUISourced {
  
      DruSlider frameSlider;
  
      String sourcePath;
      String displayPath;
  
      int[] indexes;
      String[] displayValues;
  
  
      DataviewController dataviewController;
  
      DataExtractor dataExtractor;
  
  
      double speed = 1.;
  
      int shownFrame;
  
      FramePlayer framePlayer;
  
      boolean isPaused;
  
      DruButton pauseButton;
  
  
  
      public FrameController(String src, String dply) {
          super();
          sourcePath = src;
          displayPath = dply;
      }
  
  
      public void setDataviewController(DataviewController dvc) {
          dataviewController = dvc;
      }
  
      public void setDataSource(DataExtractor dex) {
          dataExtractor = dex;
          if (frameSlider != null) {
              applyData();
          }
      }
  
      public void attached() {
      }
  
  
      public void markNeeded() {
          dataExtractor.mark(sourcePath);
          dataExtractor.mark(displayPath);
      }
  
  
  
      public void applyData() {
          indexes = dataExtractor.getIntVector(sourcePath);
          double[] adv = dataExtractor.getVector(displayPath);
  
          displayValues = new String[indexes.length];
          for (int i = 0; i < indexes.length; i++) {
              displayValues[i] = "" + adv[indexes[i]];
  
          }
          frameSlider.setValues(displayValues);
          showFrame(0);
      }
  
  
      public void showFrame(int iframein) {
          int iframe = iframein;
          if (iframe < 0) {
              iframe = 0;
         }
 
         if (iframe >= indexes.length) {
             iframe = indexes.length-1;
         }
 
         dataviewController.showFrame(indexes[iframe]);   // same method name - diff arg meaning POSERR
         if (frameSlider != null) {
             frameSlider.showValue(iframe);
         }
         shownFrame = iframe;
     }
 
 
 
     public String getGUITargets() {
         return "Slider PauseButton";
     }
 
 
     public String getGUISources() {
         return "*";
     }
 
     public void show(Object obj) {
     }
 
 
     public void setSlider(DruSlider dfs) {
         frameSlider = dfs;
         if (dataExtractor != null) {
             applyData();
         }
     }
 
 
     public void setPauseButton(DruButton db) {
         pauseButton = db;
     }
 
 
 
     public void sliderMoved() {
         int ival = frameSlider.getValue();
         showFrame(ival);
     }
 
 
     public void rewind() {
         stop();
         showFrame(0);
     }
 
 
 
 
 
     public void pause() {
         if (isPaused) {
             dePause();
             start();
 
         } else {
             rePause();
             stop();
         }
     }
 
 
     public void dePause() {
         isPaused = false;
         pauseButton.setLabelText(" pause ");
     }
 
     private void rePause() {
         isPaused = true;
         pauseButton.setLabelText("resume");
     }
 
 
     public void play() {
         stop();
         rewind();
         start();
         dePause();
     }
 
 
     private void start() {
         if (indexes != null) {
             framePlayer = null; // new FramePlayer(this);
             framePlayer.start();
         }
     }
 
 
     public void stop() {
         if (framePlayer != null) {
             framePlayer.stop();
         }
     }
 
 
 
 
     public void faster() {
         speed *= 1.3;
     }
 
     public void slower() {
         speed /= 1.3;
     }
 
 
     public boolean canAdvance() {
         return (indexes != null && shownFrame < indexes.length-1);
     }
 
 
     public void advance() {
         showFrame(shownFrame + 1);
     }
 
 
     public double getSpeed() {
         return speed;
     }
 
 
 
     public void record() {
         E.missing();
         /*
         File f = FileChooser.getWriteFile();
         if (f != null) {
         makeAnimatedGif(f);
             }
             */
 
     }
 
 
     public void miniRecord() {
         E.missing();
         /*
         File f = FileChooser.getWriteFile();
         if (f != null) {
         makeMiniAnimatedGif(f, 160, 100);
             }
             */
     }
 
 
 
     public void makeMovie(File f) {
         makeAnimatedGif(f);
     }
 
     public void makeThumbnailMovie(File f) {
         makeMiniAnimatedGif(f, 160, 160);
     }
 
 
 
     public void makeAnimatedGif(File f) {
         stop();
         rewind();
 
 
         AnimatedGifEncoder enc = new AnimatedGifEncoder();
 
         enc.start(f);
         enc.setDelay(160);   // ms
 
         int ifr = 0;
         E.info("animated gif - frame " + ifr);
         enc.addFrame(dataviewController.getBufferedImage(1));
 
         while (canAdvance()) {
             advance();
             ifr += 1;
             E.info("animated gif - frame " + ifr);
             enc.addFrame(dataviewController.getBufferedImage(1));
         }
 
         enc.finish();
 
     }
 
 
 
 
 
 
     public void makeMiniAnimatedGif(File f, int wsclin, int hsclin) {
         int wscl = wsclin;
         int hscl = hsclin;
         stop();
         rewind();
 
 
         AnimatedGifEncoder enc = new AnimatedGifEncoder();
 
         enc.start(f);
         enc.setDelay(200);   // 2 frame per sec
 
         int nfr = indexes.length;
 
         int stepsize = nfr / 10;
         if (stepsize < 1) {
             stepsize = 1;
         }
 
         int ifr = 0;
 
         int ithick = 1;
 
         while (canAdvance()) {
             E.info("animated gif - frame " + ifr);
             BufferedImage bim = dataviewController.getBufferedImage(ithick);
 
             if (ifr == 0) {
                 int wf = bim.getWidth();
                 int hf = bim.getHeight();
                 double fo = ((float)wscl) / hscl;
                 double ff = ((float)wf) / hf;
                 if (ff > fo) {
                     hscl = (int)(wscl / ff);
                 } else {
                     wscl = (int)(hscl * ff);
                 }
                 ithick = ((wf + wscl/2) / wscl);
 
                 bim = dataviewController.getBufferedImage(ithick);
             }
 
             BufferedImage bufim = AWTUtil.getScaledBufferedImage(bim, wscl, hscl);
 
             enc.addFrame(bufim);
             ifr += 1;
 
             for (int i = 0; i < stepsize; i++) {
                 if (canAdvance()) {
                     advance();
                 }
             }
         }
 
         enc.finish();
 
     }
 
 
 }