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<?xml version="1.0" ?>
<!--
// Copyright (C) 2023 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
-->
<scxml xmlns="http://www.w3.org/2005/07/scxml" version="1.0"
name="Sudoku" datamodel="ecmascript">
<datamodel>
<data id="initState"/>
<data id="currentState" expr="[[]]"/>
<data id="undoStack"/>
</datamodel>
<script src="sudoku.js"/>
<state id="game">
<onentry>
<raise event="restart"/>
</onentry>
<state id="idle">
<transition event="start" target="playing"/>
<transition event="setup" target="unsolved">
<assign location="initState" expr="_event.data.initState"/>
<raise event="restart"/>
</transition>
<state id="unsolved"/>
<state id="solved"/>
</state>
<state id="playing">
<onentry>
<raise event="restart"/>
</onentry>
<transition event="tap">
<if cond="isValidPosition()">
<script>
calculateCurrentState();
</script>
<if cond="isSolved()">
<raise event="solved"/>
</if>
<raise event="update"/>
</if>
</transition>
<transition event="undo">
<script>
undo();
</script>
<raise event="update"/>
</transition>
<transition event="stop" target="idle"/>
<transition event="solved" target="solved"/>
</state>
<transition event="restart">
<script>
restart();
</script>
<raise event="update"/>
</transition>
<transition event="update">
<send event="updateGUI">
<param name="currentState" expr="currentState"/>
<param name="initState" expr="initState"/>
</send>
</transition>
</state>
</scxml>
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