/*
* Catroid: An on-device visual programming system for Android devices
* Copyright (C) 2010-2016 The Catrobat Team
* (<http://developer.catrobat.org/credits>)
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* An additional term exception under section 7 of the GNU Affero
* General Public License, version 3, is available at
* http://developer.catrobat.org/license_additional_term
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.catrobat.catroid.content.actions;
import android.os.Message;
import android.util.Log;
import com.badlogic.gdx.scenes.scene2d.Action;
import org.catrobat.catroid.content.Sprite;
import org.catrobat.catroid.formulaeditor.Formula;
import org.catrobat.catroid.formulaeditor.InterpretationException;
import org.catrobat.catroid.formulaeditor.UserVariable;
import org.catrobat.catroid.stage.StageActivity;
import java.util.ArrayList;
public class AskAction extends Action {
private Sprite sprite;
private Formula questionFormula;
private UserVariable answerVariable;
private boolean questionAsked = false;
private boolean answerReceived = false;
private void askQuestion() {
if (StageActivity.messageHandler == null) {
return;
}
String question = "";
try {
if (questionFormula != null) {
question = questionFormula.interpretString(sprite);
}
} catch (InterpretationException e) {
Log.e(getClass().getSimpleName(), "formula interpretation in ask brick failed");
}
ArrayList<Object> params = new ArrayList<>();
params.add(this);
params.add(question);
Message message = StageActivity.messageHandler.obtainMessage(StageActivity.ASK_MESSAGE, params);
message.sendToTarget();
questionAsked = true;
}
public void setAnswerText(String answer) {
if (answerVariable == null) {
return;
}
answerVariable.setValue(answer);
answerReceived = true;
}
public void setAnswerVariable(UserVariable answerVariable) {
if (answerVariable == null) {
return;
}
this.answerVariable = answerVariable;
}
public void setQuestionFormula(Formula questionFormula) {
this.questionFormula = questionFormula;
}
public void setSprite(Sprite sprite) {
this.sprite = sprite;
}
@Override
public boolean act(float delta) {
if (!questionAsked) {
askQuestion();
}
return answerReceived;
}
@Override
public void restart() {
questionAsked = false;
answerReceived = false;
super.restart();
}
}