]> matita.cs.unibo.it Git - logicplayer.git/blobdiff - mainActivity/app/src/main/java/com/example/furt/myapplication/touchnodeHandler.java
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[logicplayer.git] / mainActivity / app / src / main / java / com / example / furt / myapplication / touchnodeHandler.java
diff --git a/mainActivity/app/src/main/java/com/example/furt/myapplication/touchnodeHandler.java b/mainActivity/app/src/main/java/com/example/furt/myapplication/touchnodeHandler.java
new file mode 100644 (file)
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+package com.example.furt.myapplication;
+
+import android.graphics.Color;
+import android.graphics.Paint;
+import android.util.TypedValue;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.Button;
+import android.widget.RelativeLayout;
+import android.widget.TextView;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class touchnodeHandler implements View.OnClickListener {
+    static RuleDialog ruleDialog; //il ruleDialog da far comparire nel caso in cui l'utente voglia visualizzare le regole di introduzione disponibili
+    Node n; //nodo a cui è legato questo handler
+    touchnodeHandler(Node node) {
+        n=node; ruleDialog=null;
+    }
+    @Override
+    public void onClick(View view) {
+        Paint p=new Paint();
+        n.hasFocus=true; //il nodo cliccato ha il focus
+        TextView v=(TextView)view;
+        v.setTextColor(Color.RED); //colorazione rossa per il nodo
+        if (DrawActivity.selectedNode!=null)
+            if (DrawActivity.selectedNode.view==view) { //doppio clic sul nodo: parte il Dialog per le regole di introduzione
+                if (DrawActivity.selectedNode.Children.size()==0){
+                    List<IntroductionRule> L=new ArrayList<IntroductionRule>();
+                    for (IntroductionRule r: DrawActivity.selectedNode.F.introductionRules())
+                    {
+                        if (r.getPriority()!=0) //short click: aggiungo solo le regole a priorità alta
+                            L.add(r);
+                    }
+                    if (L.size()==1) //c'è una sola regola: la applico immediatamente.
+                    {
+                        Node selectedRule=L.get(0).createNodes(new askFormula());
+                        for (Node n : selectedRule.Children) {
+                            for (Hypothesis hp : n.NodeHP)
+                                hp.fromNode = DrawActivity.selectedNode; //le ipotesi dei nuovi figli provengono dal nodo in cui stanno per essere inserite
+                            n.addHPList(DrawActivity.selectedNode.NodeHP);
+                            n.handler = null;
+                            DrawActivity.selectedNode.addChild(n);
+                        }
+                        DrawActivity.selectedNode.hasFocus = false;
+                        DrawActivity.selectedNode.ruleName = selectedRule.Children.get(0).ruleName;
+                        DrawActivity.selectedNode.Children.get(0).hasFocus = true;
+                        DrawActivity.nmoves++;
+                        DrawActivity.rootNode.Clean();
+                        DrawActivity.startDraw();
+                        return;
+                    }
+                    else {
+                        //parte il ruleDialog
+                        ruleDialog = new RuleDialog(DrawActivity.selectedNode.F.introductionRules());
+                        ruleDialog.show(DrawActivity.fragmentManager, "CIAO");
+                    }
+                }
+                else //nodo intermedio: parte il Dialog per le operazioni di copia/cancella
+                {
+                    CopyPasteDialog copyPasteDialog=new CopyPasteDialog(DrawActivity.selectedNode);
+                    copyPasteDialog.show(DrawActivity.fragmentManager,"");
+                }
+                return;
+            }
+        int i,size;
+        if (DrawActivity.selectedNode!=null) { //c'era già un selectedNode: lo ricoloro adeguatamente.
+            if(DrawActivity.selectedNode.status==Node.OPEN || DrawActivity.selectedNode.status==Node.FAKE)
+                DrawActivity.selectedNode.view.setTextColor(Color.BLACK);
+            else
+                DrawActivity.selectedNode.view.setTextColor(Color.GRAY);
+        }
+        DrawActivity.selectedNode = n;
+        DrawActivity.globalHP.removeAllViews(); //rimuovo le eventuali vecchie ipotesi per mostrare quelle del nuovo selectedNode
+        size = n.NodeHP.size(); //numero di ipotesi
+        int leftID=0; //ID dell'eventuale ipotesi a destra della quale dev'essere posizionata l'ipotesi (0=assente)
+        int headID=0; //ID dell'eventuale ipotesi sotto la quale deve comparire l'ipotesi (0=assente)
+        float sum=0; //lunghezza raggiunta finora: se supera la larghezza dello schermo devo andare a capo
+        for (i = 0; i<size; i++) //fa apparire le ipotesi cancellate
+        {
+            final TextView newT=new TextView(view.getContext());
+            RelativeLayout.LayoutParams myP=new RelativeLayout.LayoutParams(ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT);
+            newT.setText(n.NodeHP.get(i).HP.toString());
+            newT.setTextSize(20);
+            newT.setId(DrawActivity.globalId++);
+            if (i==0) //prima ipotesi: sarà il leftID per le successive
+                leftID=newT.getId();
+            myP.setMargins(50,0,0,0);
+            float thisSize;
+            p.setTextSize(20);
+            thisSize=p.measureText(newT.getText().toString()); //misuro la larghezza dell'ipotesi inserita
+            thisSize+=thisSize*0.2; //con un'approssimazione per eccesso del 20%
+            sum+=thisSize; //aggiungo alla somma totale la larghezza di questa ipotesi e della spaziatura
+            sum+=100;
+            if (sum>(DrawActivity.v.widthPixels+20)) //ho superato la larghezza dello schermo: devo andare a capo
+            {
+                sum=thisSize; //il nuovo nodo è il primo della nuova riga
+                headID=leftID; //tutti gli altri devono stare sotto un nodo della riga precedente
+            }
+            else
+                myP.addRule(RelativeLayout.RIGHT_OF,leftID); //non vado a capo: mi limito a posizionarmi a destra del leftID
+            if (headID!=0)
+                myP.addRule(RelativeLayout.BELOW,headID); //mi posiziono sotto l'headID se esiste
+            newT.setLayoutParams(myP);
+            List<EliminationRule> R=n.NodeHP.get(i).HP.EliminationRules();
+            if (R.size()!=0) { //ci sono regole di eliminazione per questa formula
+                Node L= R.get(0).createNodes(null,new askFormula());
+                newT.setOnClickListener(new touchHPHandler(L,n.NodeHP.get(i)));
+            }
+            else //setto comunuqe il listener nel caso in cui la formula venga scaricata
+                newT.setOnClickListener(new touchHPHandler(null,n.NodeHP.get(i)));
+            newT.setOnLongClickListener(new LongHPClick(n.NodeHP.get(i).fromNode)); //setto un longclick listener che mostra il nodo da cui viene l'ipotesi
+            leftID=newT.getId(); //aggiorno il leftID
+            DrawActivity.globalHP.addView(newT);
+        }
+        //disegno il bottone utilizzando lo stesso algoritmo utilizzato per le ipotesi
+
+        final Button elim=new Button(view.getContext());
+        RelativeLayout.LayoutParams myP=new RelativeLayout.LayoutParams(ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT);
+        elim.setText("Nuova...");
+        elim.setTextSize(TypedValue.COMPLEX_UNIT_SP,16);
+        elim.setId(DrawActivity.globalId++);
+        myP.setMargins(50,0,0,0);
+        p.setTextSize(16);
+        float buttonSize=p.measureText("Nuova...");
+        sum+=buttonSize;
+        if (sum>(DrawActivity.v.widthPixels/1.5)) //ho superato la larghezza dello schermo: devo andare a capo
+        {
+            headID=leftID;
+        }
+        else
+            myP.addRule(RelativeLayout.RIGHT_OF,leftID);
+        if (headID!=0)
+            myP.addRule(RelativeLayout.BELOW, headID);
+        elim.setLayoutParams(myP);
+        elim.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                parserDialog p=new parserDialog();
+                p.show(DrawActivity.fragmentManager, ""); //parte l'editor per inserire nuove formule
+            }
+        });
+        DrawActivity.globalHP.addView(elim);
+    }
+}
+
+