VisClient/org/hfbk/vis/visnode/VisFilesysTree.java

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package org.hfbk.vis.visnode;

import java.awt.AWTEvent;
import java.io.File;
import java.util.List;

import org.dronus.gl.GLBoxRenderer;
import org.dronus.gl.GLFont;
import org.dronus.gl.GLTextPanel;
import org.dronus.graph.Edge;
import org.dronus.graph.Graph;
import org.dronus.graph.Node;
import org.hfbk.util.Sleeper;
import org.hfbk.vis.Prefs;
import org.lwjgl.opengl.GL11;
import org.lwjgl.util.vector.Vector3f;

public class VisFilesysTree extends VisNode {

        final int DELAY = 1000;

        Graph tree = new Graph();

        // if something was sampled but not yet visualised.
        boolean dirty = false;
        
        float inset=0.9f;
private class FileBox extends VisNodeMousable {
                int dl;

                GLTextPanel helpText;

                boolean isTriggered = true;

                FileBox(Node n, Vector3f position, float w, float h, boolean isVertical) {
                        super(n, position);
                        this.w=w;
                        this.h=h;
                        
                        radius=w+h;
                        
                        String[] b = n.text.split("#");
                        
                        int cutoff = b[0].lastIndexOf("/");
                        String caption=b[0];
                        if (cutoff > 0)
                                caption = b[0].substring(b[0].lastIndexOf("/") + 1);

                        helpText = new GLTextPanel(caption, 0, 0);
                        
                        //recurse for children
                        
                        float oursize=Float.parseFloat(b[1]);
                        
                        float cpos=(1-inset)/2, cw, ch;
                        
                        int filecount=n.getFromNodes().size();
                        
                        for (Node c: n.getFromNodes()){
                                
                                float csize=Float.parseFloat(c.text.substring(c.text.lastIndexOf('#')+1));
                                
                                
                                float cscale=csize/oursize;
                                
                                cscale=.5f*cscale+.5f*1f/filecount;  
                                cscale*=inset;
                                
                                Vector3f pos;
                                if (isVertical) {
                                        cw=w*inset*cscale;
                                        ch=h*inset;
                                        pos=new Vector3f(cpos*w-w/2+cw/2,0,3);                                  
                                        //pos=new Vector3f(cpos*w-w/2+cw/2,3,0);                                        
                                }
                                else{
                                        
                                        cw=w*inset;
                                        ch=h*inset*cscale;
                                        pos=new Vector3f(0,cpos*h-h/2+ch/2,3);
                                        //pos=new Vector3f(0,3,cpos*h-h/2+ch/2);

                                }
                                
                                add(new FileBox(c, pos, cw, ch, !isVertical));
                                
                                cpos+=cscale*inset;
                        }                       
                }

                void renderSelf() {
                        if (isHoovered || isTriggered)
                                GL11.glColor3f(1, 1, 1);
                        else if (node.type.equals("File")) {
                                if (node.text.toLowerCase().matches(
                                                ".*?\\.(" + Prefs.current.suffixesImage + "|"
                                                                + Prefs.current.suffixesVideo + ")(.|\\s)*")) {
                                        GL11.glColor4f(1f, 1f, .1f,1);
                                } else if (node.text.toLowerCase().matches(
                                                ".*?\\.(java)(.|\\s)*")) {
                                        GL11.glColor4f(0f, .8f, 1f,1);

                                        // is it some subtitles file?
                                } else if (node.text.toLowerCase().matches(
                                                ".*?\\.(obj|srt|coord|coords)(.|\\s)*")) {
                                        GL11.glColor4f(.1f, 1f, .1f,1);

                                } else
                                        GL11.glColor4f(.8f, .5f, .01f,1);
                        } else if (node.type.equals("Dir")) {
                                GL11.glColor4f(1, 0, 0,.3f);
                        }

                        // GLSphereRenderer.renderSphere(radius);

                        GL11.glDisable(GL11.GL_TEXTURE_2D);

                        GLBoxRenderer.renderBox(w, h, 5f);
//                      GLBoxRenderer.renderBox(w, 5f, h-.3f);
                        //GLBoxRenderer.renderFrame(w, 5f, h-.3f);

                        // if (isHoovered || radius>=1.6f) { //describe "fat" calls
                        // unhoovered also
                        if (isHoovered) {
//                              System.out.println(radius);
//GL11.glRotatef(180,0,1,0);
                                GL11.glTranslatef(hit.x, hit.y, hit.z+15);
                                GL11.glScalef(10,10,10);
                                GL11.glColor3f(1,1,1);
                                GLFont.getDefault().render();
                                helpText.render();
                                GL11.glDisable(GL11.GL_TEXTURE_2D);
                        }

                        isTriggered = false;
                }
                Vector3f hit=new Vector3f();
                @Override
                void handleEvent(VisMouseEvent evt) {
                        hit=evt.hit;
                }
        }

        public VisFilesysTree(Node n, Vector3f position) {
                super(null, position);
                if (n.text.length()==0) n.text=".";

                final String start = n.text;

                //tree.addNode(new Node("0", "Vis/Client", "Set"));

                Thread scanner = new Thread() {

                        public void run() {
                                setName("VisScanner");
                        //      while (true) {
                                        synchronized (tree) {
                                                scanfile(start, null);
                                        };
                                        
                                        dirty=true;
                                        Sleeper.sleep(DELAY);
                                //}
                        }
                };
                scanner.start();

        }

        int scanfile(String startatdir, Node parentnode) {
                File f = new File(startatdir);
                
                boolean isdir=f.isDirectory();
                String fn = f.getName();
                String path = f.getAbsolutePath();
                
                if (
                        fn.startsWith(".svn")||
                        fn.endsWith("~") ||
                        fn.endsWith("strip") ||
                        fn.endsWith(".class") 
                ) return 0; 
                        
                int fileId = path.hashCode();
                Node fileNode = tree.findNode(fileId);
                if (fileNode == null) {
                        if (isdir) {

                                fileNode = new Node(fileId, fn+" #", "Dir");
                                // System.out.println(fn1+": dir added "+fileNode);

                        } else {

                                fileNode = new Node(fileId, path+" #", "File");
                                // System.out.println(fn1+": file added "+fileNode);                            
                        }       
                        tree.addNode(fileNode);
                        if (parentnode!=null) tree.addEdge(new Edge(fileNode, parentnode, null, ""));
                        
                }               
                
                int size=0;
                if (isdir){             
                        for (String sub: f.list())
                                size+=scanfile(startatdir + "/" + sub, fileNode);
                }else
                        size=(int) f.length();
                
                fileNode.text+=size;
                
                if (size==0) size=1;
                return size;
        }

        
        void transform() {      
                super.transform();
        //      GL11.glRotatef(180, 0, 1, 0);
                GL11.glRotatef(-90, 1, 0, 0);
                
        }
        
        void renderSelf() {
                if (dirty)
                        synchronized (tree) {
                                Node root = tree.getRoot();
                                children.clear();                               
                                add(new FileBox(root, new Vector3f(),150,150, true));

                                dirty = false;
                        }
        }
        
        public void render(List<AWTEvent> events) {
        //      GL11.glEnable(GL11.GL_CULL_FACE);
                super.render(events);
                //GL11.glDisable(GL11.GL_CULL_FACE);
        }
}

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