File indexing completed on 2024-05-12 03:42:47

 /* GCompris - fractions_create.js
  *
  * Copyright (C) 2022 Johnny Jazeix <jazeix@gmail.com>
  *
  * SPDX-FileCopyrightText: Johnny Jazeix <jazeix@gmail.com>
  * SPDX-License-Identifier: GPL-3.0-or-later
  */
 .pragma library
 .import QtQuick 2.12 as Quick
 .import "qrc:/gcompris/src/core/core.js" as Core
 
 var numberOfLevel;
 var levels;
 var items;
 
 var previousQuestion = {"numerator": -1, "denominator": -1};
 
 function start(items_) {
     items = items_;
     levels = items.levels;
     numberOfLevel = levels.length;
     items.currentLevel = Core.getInitialLevel(numberOfLevel);
     initLevel();
 }
 
 function stop() {
 }
 
 function initLevel() {
     items.score.currentSubLevel = 0;
     items.errorRectangle.resetState();
 
     items.numberOfSubLevels = levels[items.currentLevel].length;
 
     Core.shuffle(levels[items.currentLevel]);
 
     initSubLevel();
 }
 
 function initSubLevel() {
     var currentSubLevel = levels[items.currentLevel][items.score.currentSubLevel];
     items.chartType = currentSubLevel.chartType;
 
     items.fixedNumerator = currentSubLevel.fixedNumerator ? currentSubLevel.fixedNumerator : false;
     items.fixedDenominator = currentSubLevel.fixedDenominator ? currentSubLevel.fixedDenominator : false;
 
     if(currentSubLevel.random) {
         var minDenominator = 2;
         var minNumerator = 1;
         var maxDenominator = 12;
         var randomDenominator;
         var randomNumerator;
         var maxFractions = currentSubLevel.maxFractions;
         // Make sure we don't have twice the same question in a row
         do {
             randomDenominator = Math.floor(Math.random() * (maxDenominator - minDenominator) + minDenominator);
             // We allow twice the denominator to have 2 pie, but no more to ensure it's still readable on small screens
             randomNumerator = Math.floor(Math.random() * (maxFractions * randomDenominator - minNumerator) + minNumerator);
         }
         while((previousQuestion.numerator == randomNumerator) && (previousQuestion.denominator == randomDenominator));
             
         items.denominatorValue = (items.mode === "findFraction" && !items.fixedDenominator) ? 0 : randomDenominator;
         items.denominatorToFind = randomDenominator;
         items.numeratorValue = (items.mode === "findFraction" && items.fixedNumerator) ? randomNumerator : 0;
         items.numeratorToFind = randomNumerator;
     }
     else {
         items.denominatorValue = (items.mode === "findFraction" && !items.fixedDenominator) ? 0 : currentSubLevel.denominator;
         items.denominatorToFind = currentSubLevel.denominator;
         items.numeratorValue = (items.mode === "findFraction" && items.fixedNumerator) ? currentSubLevel.numerator : 0;
         items.numeratorToFind = currentSubLevel.numerator;
     }
 
     previousQuestion.numerator = items.numeratorToFind;
     previousQuestion.denominator = items.denominatorToFind;
 
     if(items.mode === "findFraction") {
         items.instructionText = qsTr("Find the represented fraction.");
     }
     else {
         items.instructionText = currentSubLevel.instruction;
     }
 
     items.chartItem.initLevel();
     items.buttonsBlocked = false;
 }
 
 function nextLevel() {
     items.score.stopWinAnimation();
     items.currentLevel = Core.getNextLevel(items.currentLevel, numberOfLevel);
     initLevel();
 }
 
 function nextSubLevel() {
     if (items.score.currentSubLevel >= items.numberOfSubLevels) {
         items.bonus.good("star");
     }
     else {
         initSubLevel();
     }
 }
 
 
 function previousLevel() {
     items.score.stopWinAnimation();
     items.currentLevel = Core.getPreviousLevel(items.currentLevel, numberOfLevel);
     initLevel();
 }
 
 function goodAnswer() {
     items.buttonsBlocked = true;
     items.score.currentSubLevel++;
     items.score.playWinAnimation();
     items.audioEffects.play("qrc:/gcompris/src/core/resource/sounds/completetask.wav");
 }
 
 function badAnswer() {
     items.buttonsBlocked = true;
     items.errorRectangle.startAnimation();
     items.audioEffects.play("qrc:/gcompris/src/core/resource/sounds/crash.wav");
 }