package bluej.editor.stride;

import java.io.File;
import java.net.MalformedURLException;
import java.util.Map;
import javafx.scene.Node;
import javafx.scene.control.Label;
import javafx.scene.image.Image;
import javafx.scene.image.ImageView;
import javafx.scene.input.KeyCode;

import bluej.stride.generic.InteractionManager;
import threadchecker.OnThread;
import threadchecker.Tag;




| A file completion for image filenames in the scenario's "images/" subdirectory
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*/
@OnThread(Tag.FX) class ImageCompletion implements InteractionManager.FileCompletion{    
   private final File file;

   
   public ImageCompletion(File file)
   {        
      this.file = file;
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}
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@Override
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public File getFile()
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{
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return file;
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}
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@Override
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public String getType()
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{
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return "Image";     
      }

   
   @Override
   
   public Node getPreview(double maxWidth, double maxHeight)
   {        
      try
       {            
         Image img = new Image(file.toURI().toURL().toString());
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ImageView view = new ImageView(img);
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// Only resize if it's bigger than will fit (don't want to scale up):
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if (img.getWidth() > maxWidth || img.getHeight() > maxHeight)
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{
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view.setFitHeight(maxHeight);
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view.setFitWidth(maxWidth);
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view.setPreserveRatio(true);
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}
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else
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{
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view.setFitHeight(0);
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view.setFitWidth(0);
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view.setPreserveRatio(true);
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}
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return view;
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} catch (MalformedURLException | IllegalArgumentException e)
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{
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return new Label("Error loading image");         
         }     
      }

   
   @Override
   
   public Map<KeyCode, Runnable> getShortcuts()
   {        
      return null;     
      }  
   }