Add new samegame and calculator demos

Change-Id: I06ac38a1d0f844eba367fc5e163151d1f70a0012
Reviewed-by: Alan Alpert <alan.alpert@nokia.com>

1 files changed, 362 insertions, 112 deletions

diff --git a/examples/demos/samegame/content/samegame.js b/examples/demos/samegame/content/samegame.js
index d859bf11bc..456007c2d0 100755
--- a/examples/demos/samegame/content/samegame.js
+++ b/examples/demos/samegame/content/samegame.js
@@ -3,57 +3,67 @@
 ** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
 ** Contact: http://www.qt-project.org/
 **
-** This file is part of the QtQml module of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:LGPL$
-** GNU Lesser General Public License Usage
-** This file may be used under the terms of the GNU Lesser General Public
-** License version 2.1 as published by the Free Software Foundation and
-** appearing in the file LICENSE.LGPL included in the packaging of this
-** file. Please review the following information to ensure the GNU Lesser
-** General Public License version 2.1 requirements will be met:
-** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
-**
-** In addition, as a special exception, Nokia gives you certain additional
-** rights. These rights are described in the Nokia Qt LGPL Exception
-** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
-**
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU General
-** Public License version 3.0 as published by the Free Software Foundation
-** and appearing in the file LICENSE.GPL included in the packaging of this
-** file. Please review the following information to ensure the GNU General
-** Public License version 3.0 requirements will be met:
-** http://www.gnu.org/copyleft/gpl.html.
-**
-** Other Usage
-** Alternatively, this file may be used in accordance with the terms and
-** conditions contained in a signed written agreement between you and Nokia.
-**
-**
+** This file is part of the examples of the Qt Toolkit.
 **
+** $QT_BEGIN_LICENSE:BSD$
+** You may use this file under the terms of the BSD license as follows:
 **
+** "Redistribution and use in source and binary forms, with or without
+** modification, are permitted provided that the following conditions are
+** met:
+**   * Redistributions of source code must retain the above copyright
+**     notice, this list of conditions and the following disclaimer.
+**   * Redistributions in binary form must reproduce the above copyright
+**     notice, this list of conditions and the following disclaimer in
+**     the documentation and/or other materials provided with the
+**     distribution.
+**   * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
+**     the names of its contributors may be used to endorse or promote
+**     products derived from this software without specific prior written
+**     permission.
 **
+** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
 **
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/
+
 /* This script file handles the game logic */
 .pragma library
 .import QtQuick.LocalStorage 2.0 as Sql
 
 var maxColumn = 10;
-var maxRow = 15;
+var maxRow = 13;
+var types = 3;
 var maxIndex = maxColumn*maxRow;
 var board = new Array(maxIndex);
-var blockSrc = "BoomBlock.qml";
-var scoresURL = "";
+var blockSrc = "Block.qml";
 var gameDuration;
 var component = Qt.createComponent(blockSrc);
-var highScoreBar = -1;
 var gameCanvas;
-var nameInputDialog = null;
-var dialog = null;
+var betweenTurns = false;
+
+var puzzleLevel = null;
+var puzzlePath = "";
+
+var gameMode = "arcade"; //Set in new game, then tweaks behaviour of other functions
+var gameOver = false;
+
+function changeBlock(src)
+{
+    blockSrc = src;
+    component = Qt.createComponent(blockSrc);
+}
 
 // Index function used instead of a 2D array
 function index(column, row)
@@ -69,35 +79,58 @@ function timeStr(msecs)
     return ret;
 }
 
-function startNewGame(gc)
+function cleanUp()
 {
-    gameCanvas = gc;
+    if (gameCanvas == undefined)
+        return;
     // Delete blocks from previous game
     for (var i = 0; i < maxIndex; i++) {
         if (board[i] != null)
             board[i].destroy();
+        board[i] = null;
     }
+    if (puzzleLevel != null){
+        puzzleLevel.destroy();
+        puzzleLevel = null;
+    }
+    gameCanvas.mode = ""
+}
 
+function startNewGame(gc, mode, map)
+{
+    gameCanvas = gc;
+    if (mode == undefined)
+        gameMode = "arcade";
+    else
+        gameMode = mode;
+    gameOver = false;
+
+    cleanUp();
+
+    gc.gameOver = false;
+    gc.mode = gameMode;
     // Calculate board size
     maxColumn = Math.floor(gameCanvas.width/gameCanvas.blockSize);
     maxRow = Math.floor(gameCanvas.height/gameCanvas.blockSize);
     maxIndex = maxRow * maxColumn;
+    if (gameMode == "arcade") //Needs to be after board sizing
+        getHighScore();
 
-    // Close dialogs
-    if(nameInputDialog != null)
-        nameInputDialog.forceClose();
-    if(dialog != null)
-        dialog.forceClose();
 
     // Initialize Board
     board = new Array(maxIndex);
     gameCanvas.score = 0;
-    for (var column = 0; column < maxColumn; column++) {
-        for (var row = 0; row < maxRow; row++) {
-            board[index(column, row)] = null;
-            createBlock(column, row);
-        }
-    }
+    gameCanvas.score2 = 0;
+    gameCanvas.moves = 0;
+    gameCanvas.curTurn = 1;
+    if (gameMode == "puzzle")
+        loadMap(map);
+    else//Note that we load them in reverse order for correct visual stacking
+        for (var column = maxColumn - 1; column >= 0; column--)
+            for (var row = maxRow - 1; row >= 0; row--)
+                createBlock(column, row);
+    if (gameMode == "puzzle")
+        getLevelHistory();//Needs to be after map load
     gameDuration = new Date();
 }
 
@@ -107,10 +140,8 @@ var floodBoard; // Set to 1 if the floodFill reaches off that node
 // NOTE: Be careful with vars named x,y, as the calling object's x,y are still in scope
 function handleClick(x,y)
 {
-    if(gameCanvas == undefined){
-        console.log("But the game hasn't started yet!");
+    if (betweenTurns || gameOver || gameCanvas == undefined)
         return;
-    }
     var column = Math.floor(x/gameCanvas.blockSize);
     var row = Math.floor(y/gameCanvas.blockSize);
     if (column >= maxColumn || column < 0 || row >= maxRow || row < 0)
@@ -121,9 +152,23 @@ function handleClick(x,y)
     floodFill(column,row, -1);
     if (fillFound <= 0)
         return;
-    gameCanvas.score += (fillFound - 1) * (fillFound - 1);
-    shuffleDown();
-    victoryCheck();
+    if (gameMode == "multiplayer" && gameCanvas.curTurn == 2)
+        gameCanvas.score2 += (fillFound - 1) * (fillFound - 1);
+    else
+        gameCanvas.score += (fillFound - 1) * (fillFound - 1);
+    if (gameMode == "multiplayer" && gameCanvas.curTurn == 2)
+        shuffleUp();
+    else
+        shuffleDown();
+    gameCanvas.moves += 1;
+    if (gameMode == "endless")
+        refill();
+    else if (gameMode != "multiplayer")
+        victoryCheck();
+    if (gameMode == "multiplayer" && !gc.gameOver){
+        betweenTurns = true;
+        gameCanvas.swapPlayers();//signal, animate and call turnChange() when ready
+    }
 }
 
 function floodFill(column,row,type)
@@ -193,39 +238,108 @@ function shuffleDown()
     }
 }
 
+
+function shuffleUp()
+{
+    // Fall up
+    for (var column = 0; column < maxColumn; column++) {
+        var fallDist = 0;
+        for (var row = 0; row < maxRow; row++) {
+            if (board[index(column,row)] == null) {
+                fallDist += 1;
+            } else {
+                if (fallDist > 0) {
+                    var obj = board[index(column, row)];
+                    obj.y = (row - fallDist) * gameCanvas.blockSize;
+                    board[index(column, row - fallDist)] = obj;
+                    board[index(column, row)] = null;
+                }
+            }
+        }
+    }
+    // Fall to the left (or should it be right, so as to be left for P2?)
+    fallDist = 0;
+    for (column = 0; column < maxColumn; column++) {
+        if (board[index(column, 0)] == null) {
+            fallDist += 1;
+        } else {
+            if (fallDist > 0) {
+                for (row = 0; row < maxRow; row++) {
+                    obj = board[index(column, row)];
+                    if (obj == null)
+                        continue;
+                    obj.x = (column - fallDist) * gameCanvas.blockSize;
+                    board[index(column - fallDist,row)] = obj;
+                    board[index(column, row)] = null;
+                }
+            }
+        }
+    }
+}
+
+function turnChange()//called by ui outside
+{
+    betweenTurns = false;
+    if (gameCanvas.curTurn == 1){
+        shuffleUp();
+        gameCanvas.curTurn = 2;
+        victoryCheck();
+    }else{
+        shuffleDown();
+        gameCanvas.curTurn = 1;
+        victoryCheck();
+    }
+}
+
+function refill()
+{
+    for (var column = 0; column < maxColumn; column++) {
+        for (var row = 0; row < maxRow; row++) {
+            if (board[index(column, row)] == null)
+                createBlock(column, row);
+        }
+    }
+}
+
 function victoryCheck()
 {
     // Awards bonuses for no blocks left
     var deservesBonus = true;
-    for (var column = maxColumn - 1; column >= 0; column--)
-        if (board[index(column, maxRow - 1)] != null)
-            deservesBonus = false;
-    if (deservesBonus)
-        gameCanvas.score += 500;
+    if (board[index(0,maxRow - 1)] != null || board[index(0,0)] != null)
+        deservesBonus = false;
     // Checks for game over
-    if (deservesBonus || !(floodMoveCheck(0, maxRow - 1, -1))) {
-        gameDuration = new Date() - gameDuration;
-        if(nameInputDialog == null){
-            nameInputDialog = Qt.createQmlObject('import "."; import "samegame.js" as Logic; NameInputDialog{onAccepted: Logic.saveHighScore(name)}', gameCanvas, "highscoredialog.qml");
-        }
-        if(dialog == null){
-            dialog = Qt.createComponent("Dialog.qml").createObject(gameCanvas);
-        }
-        initHighScoreBar();
-        if(gameCanvas.score > highScoreBar){
-            nameInputDialog.show("You won! Your name:                 ");
-            nameInputDialog.initialWidth = nameInputDialog.text.width + 20;
-            if (nameInputDialog.name == "")
-               nameInputDialog.width = nameInputDialog.initialWidth;
-            nameInputDialog.text.opacity = 0; // Just a spacer
-        }else{
-            dialog.show("You won!");
+    if (deservesBonus){
+        if (gameCanvas.curTurn = 1)
+            gameCanvas.score += 1000;
+        else
+            gameCanvas.score2 += 1000;
+    }
+    gameOver = deservesBonus;
+    if (gameCanvas.curTurn == 1){
+        if (!(floodMoveCheck(0, maxRow - 1, -1)))
+            gameOver = true;
+    }else{
+        if (!(floodMoveCheck(0, 0, -1, true)))
+            gameOver = true;
+    }
+    if (gameMode == "puzzle"){
+        puzzleVictoryCheck(deservesBonus);//Takes it from here
+        return;
+    }
+    if (gameOver) {
+        var winnerScore = Math.max(gameCanvas.score, gameCanvas.score2);
+        if (gameMode == "multiplayer"){
+            gameCanvas.score = winnerScore;
+            saveHighScore(gameCanvas.score2);
         }
+        saveHighScore(gameCanvas.score);
+        gameDuration = new Date() - gameDuration;
+        gameCanvas.gameOver = true;
     }
 }
 
 // Only floods up and right, to see if it can find adjacent same-typed blocks
-function floodMoveCheck(column, row, type)
+function floodMoveCheck(column, row, type, goDownInstead)
 {
     if (column >= maxColumn || column < 0 || row >= maxRow || row < 0)
         return false;
@@ -234,24 +348,35 @@ function floodMoveCheck(column, row, type)
     var myType = board[index(column, row)].type;
     if (type == myType)
         return true;
-    return floodMoveCheck(column + 1, row, myType) ||
-           floodMoveCheck(column, row - 1, board[index(column, row)].type);
+    if (goDownInstead)
+        return floodMoveCheck(column + 1, row, myType, goDownInstead) ||
+               floodMoveCheck(column, row + 1, myType, goDownInstead);
+    else
+        return floodMoveCheck(column + 1, row, myType) ||
+               floodMoveCheck(column, row - 1, myType);
 }
 
-function createBlock(column,row)
+function createBlock(column,row,type)
 {
     // Note that we don't wait for the component to become ready. This will
     // only work if the block QML is a local file. Otherwise the component will
     // not be ready immediately. There is a statusChanged signal on the
     // component you could use if you want to wait to load remote files.
-    if(component.status == 1){
+    if (component.status == 1){
+        if (type == undefined)
+            type = Math.floor(Math.random() * types);
+        if (type < 0 || type > 4) {
+            console.log("Invalid type requested");//TODO: Is this triggered by custom levels much?
+            return;
+        }
         var dynamicObject = component.createObject(gameCanvas,
-                {"type": Math.floor(Math.random() * 3),
+                {"type": type,
                 "x": column*gameCanvas.blockSize,
+                "y": -1*gameCanvas.blockSize,
                 "width": gameCanvas.blockSize,
                 "height": gameCanvas.blockSize,
                 "particleSystem": gameCanvas.ps});
-        if(dynamicObject == null){
+        if (dynamicObject == null){
             console.log("error creating block");
             console.log(component.errorString());
             return false;
@@ -268,63 +393,188 @@ function createBlock(column,row)
     return true;
 }
 
-function initHighScoreBar()
+function showPuzzleError(str)
+{
+    //TODO: Nice user visible UI?
+    console.log(str);
+}
+
+function loadMap(map)
+{
+    puzzlePath = map;
+    var levelComp = Qt.createComponent(puzzlePath);
+    if (levelComp.status != 1){
+        console.log("Error loading level");
+        showPuzzleError(levelComp.errorString());
+        return;
+    }
+    puzzleLevel = levelComp.createObject();
+    if (puzzleLevel == null || !puzzleLevel.startingGrid instanceof Array) {
+        showPuzzleError("Bugger!");
+        return;
+    }
+    gameCanvas.showPuzzleGoal(puzzleLevel.goalText);
+    //showPuzzleGoal should call finishLoadingMap as the next thing it does, before handling more events
+}
+
+function finishLoadingMap()
+{
+    for (var i in puzzleLevel.startingGrid)
+        if (! (puzzleLevel.startingGrid[i] >= 0 && puzzleLevel.startingGrid[i] <= 9) )
+            puzzleLevel.startingGrid[i] = 0;
+    //TODO: Don't allow loading larger levels, leads to cheating
+    while (puzzleLevel.startingGrid.length > maxIndex) puzzleLevel.startingGrid.shift();
+    while (puzzleLevel.startingGrid.length < maxIndex) puzzleLevel.startingGrid.unshift(0);
+    for (var i in puzzleLevel.startingGrid)
+        if (puzzleLevel.startingGrid[i] > 0)
+            createBlock(i % maxColumn, Math.floor(i / maxColumn), puzzleLevel.startingGrid[i] - 1);
+
+    //### Experimental feature - allow levels to contain arbitrary QML scenes as well!
+    //while (puzzleLevel.children.length)
+    //    puzzleLevel.children[0].parent = gameCanvas;
+    gameDuration = new Date(); //Don't start until we finish loading
+}
+
+function puzzleVictoryCheck(clearedAll)//gameOver has also been set if no more moves
+{
+    var won = true;
+    var soFar = new Date() - gameDuration;
+    if (puzzleLevel.scoreTarget != -1 && gameCanvas.score < puzzleLevel.scoreTarget){
+        won = false;
+    } if (puzzleLevel.scoreTarget != -1 && gameCanvas.score >= puzzleLevel.scoreTarget && !puzzleLevel.mustClear){
+        gameOver = true;
+    } if (puzzleLevel.timeTarget != -1 && soFar/1000.0 > puzzleLevel.timeTarget){
+        gameOver = true;
+    } if (puzzleLevel.moveTarget != -1 && gameCanvas.moves >= puzzleLevel.moveTarget){
+        gameOver = true;
+    } if (puzzleLevel.mustClear && gameOver && !clearedAll) {
+        won = false;
+    }
+
+    if (gameOver) {
+        gameCanvas.gameOver = true;
+        gameCanvas.showPuzzleEnd(won);
+
+        if (won) {
+            // Store progress
+            saveLevelHistory();
+        }
+    }
+}
+
+function getHighScore()
 {
     var db = Sql.openDatabaseSync(
-        "SameGameScores",
-        "1.0",
-        "Local SameGame High Scores",
+        "SameGame",
+        "2.0",
+        "SameGame Local Data",
         100
     );
     db.transaction(
         function(tx) {
-            tx.executeSql('CREATE TABLE IF NOT EXISTS Scores(name TEXT, score NUMBER, gridSize TEXT, time NUMBER)');
+            tx.executeSql('CREATE TABLE IF NOT EXISTS Scores(game TEXT, score NUMBER, gridSize TEXT, time NUMBER)');
             // Only show results for the current grid size
             var rs = tx.executeSql('SELECT * FROM Scores WHERE gridSize = "'
-                + maxColumn + "x" + maxRow + '" ORDER BY score desc LIMIT 10');
-            if(rs.rows.length < 10)
-                highScoreBar = 0;
-            else 
-                highScoreBar = rs.rows.item(rs.rows.length - 1).score;
+                + maxColumn + "x" + maxRow + '" AND game = "' + gameMode + '" ORDER BY score desc');
+            if (rs.rows.length > 0)
+                gameCanvas.highScore = rs.rows.item(0).score;
+            else
+                gameCanvas.highScore = 0;
         }
     );
 }
 
-function saveHighScore(name)
+function saveHighScore(score)
 {
-    if (scoresURL != "")
-        sendHighScore(name);
     // Offline storage
     var db = Sql.openDatabaseSync(
-        "SameGameScores",
-        "1.0",
-        "Local SameGame High Scores",
+        "SameGame",
+        "2.0",
+        "SameGame Local Data",
         100
     );
     var dataStr = "INSERT INTO Scores VALUES(?, ?, ?, ?)";
     var data = [
-        name,
-        gameCanvas.score,
+        gameMode,
+        score,
         maxColumn + "x" + maxRow,
         Math.floor(gameDuration / 1000)
     ];
+    if (score >= gameCanvas.highScore)//Update UI field
+        gameCanvas.highScore = score;
+
     db.transaction(
         function(tx) {
-            tx.executeSql('CREATE TABLE IF NOT EXISTS Scores(name TEXT, score NUMBER, gridSize TEXT, time NUMBER)');
+            tx.executeSql('CREATE TABLE IF NOT EXISTS Scores(game TEXT, score NUMBER, gridSize TEXT, time NUMBER)');
             tx.executeSql(dataStr, data);
+        }
+    );
+}
 
-            // Only show results for the current grid size
-            var rs = tx.executeSql('SELECT * FROM Scores WHERE gridSize = "'
-                + maxColumn + "x" + maxRow + '" ORDER BY score desc LIMIT 10');
-            var r = "\nHIGH SCORES for this grid size\n\n"
-            for (var i = 0; i < rs.rows.length; i++) {
-                r += (i+1) + ". " + rs.rows.item(i).name + ' got '
-                    + rs.rows.item(i).score + ' points in '
-                    + rs.rows.item(i).time + ' seconds.\n';
+function getLevelHistory()
+{
+    var db = Sql.openDatabaseSync(
+        "SameGame",
+        "2.0",
+        "SameGame Local Data",
+        100
+    );
+    db.transaction(
+        function(tx) {
+            tx.executeSql('CREATE TABLE IF NOT EXISTS Puzzle(level TEXT, score NUMBER, moves NUMBER, time NUMBER)');
+            var rs = tx.executeSql('SELECT * FROM Puzzle WHERE level = "' + puzzlePath + '" ORDER BY score desc');
+            if (rs.rows.length > 0) {
+                gameCanvas.puzzleWon = true;
+                gameCanvas.highScore = rs.rows.item(0).score;
+            } else {
+                gameCanvas.puzzleWon = false;
+                gameCanvas.highScore = 0;
             }
-            if(rs.rows.length == 10)
-                highScoreBar = rs.rows.item(9).score;
-            dialog.show(r);
         }
     );
 }
+
+function saveLevelHistory()
+{
+    var db = Sql.openDatabaseSync(
+        "SameGame",
+        "2.0",
+        "SameGame Local Data",
+        100
+    );
+    var dataStr = "INSERT INTO Puzzle VALUES(?, ?, ?, ?)";
+    var data = [
+        puzzlePath,
+        gameCanvas.score,
+        gameCanvas.moves,
+        Math.floor(gameDuration / 1000)
+    ];
+    gameCanvas.puzzleWon = true;
+
+    db.transaction(
+        function(tx) {
+            tx.executeSql('CREATE TABLE IF NOT EXISTS Puzzle(level TEXT, score NUMBER, moves NUMBER, time NUMBER)');
+            tx.executeSql(dataStr, data);
+        }
+    );
+}
+
+function nuke() //For "Debug mode"
+{
+    for (var row = 1; row <= 5; row++) {
+        for (var col = 0; col < 5; col++) {
+            if (board[index(col, maxRow - row)] != null) {
+                board[index(col, maxRow - row)].dying = true;
+                board[index(col, maxRow - row)] = null;
+            }
+        }
+    }
+    if (gameMode == "multiplayer" && gameCanvas.curTurn == 2)
+        shuffleUp();
+    else
+        shuffleDown();
+    if (gameMode == "endless")
+        refill();
+    else
+        victoryCheck();
+}