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+/****************************************************************************
+**
+** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/
+**
+** This file is part of the demonstration applications 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.
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+import QtQuick 1.0
+
+Item {
+ id: missile
+ objectName: "missile"
+ opacity: 0 // transparent by default
+
+ property int fromYpos
+ property int toYpos
+ property variant myMissileSize
+ property bool enemyMissile: false
+ property int defaultX: 0
+ property int defaultY: 0
+
+ function storeDefaultPos() {
+ defaultX = missile.x
+ defaultY = missile.y
+ }
+
+ function setToDefaultPos() {
+ missile.x = defaultX
+ missile.y = defaultY
+ opacity = 0.5
+ }
+
+ function createGraphicsForLevel() {
+ missile.myMissileSize = LevelPlugin.graphSize(LevelPlugin.pathToMissilePic())
+ missile.height = myMissileSize.height;
+ missile.width = myMissileSize.width;
+ if (missile.enemyMissile) {
+ missileImage.source = "file:/"+LevelPlugin.pathToEnemyMissilePic()
+ } else {
+ missileImage.source = "file:/"+LevelPlugin.pathToMissilePic()
+ }
+ }
+
+ // Execute fire!
+ function fire(aXpox, aFromYpos, aToYpos) {
+ missile.x = aXpox - missile.width / 2
+ missile.y = aFromYpos
+ missile.fromYpos = aFromYpos
+ missile.toYpos = aToYpos
+ missile.opacity = 1
+ GameEngine.playSound(2) // NOTE: 3 for your missile sound
+ flying.restart()
+ }
+
+ // Enemy fires!
+ function enemyFire(aXpox, aFromYpos, aToYpos) {
+ missile.x = aXpox - missile.width / 2
+ missile.y = aFromYpos
+ missile.fromYpos = aFromYpos
+ missile.toYpos = aToYpos
+ missile.opacity = 1
+ GameEngine.playSound(3) // NOTE: 3 for enemy missile sound
+ flyingEnemy.restart()
+ }
+
+ // Stop missile
+ function stop() {
+ flying.stop()
+ }
+
+ // Pause missile
+ function pause(doPause) {
+ if (doPause) {
+ flying.pause()
+ flyingEnemy.pause()
+ } else {
+ flying.resume()
+ flyingEnemy.resume()
+ }
+ }
+
+ Component.onCompleted: {
+ if (!enemyMissile) {
+ storeDefaultPos()
+ setToDefaultPos()
+ }
+ }
+
+ // Animates missile flying to the target
+ SequentialAnimation {
+ id: flying
+ PropertyAnimation {target: missile; properties: "y";
+ from: fromYpos; to: toYpos; duration: 2000; easing.type: Easing.InCubic }
+ //PropertyAction {target: missile; properties: "opacity"; value: 0}
+ ScriptAction { script: setToDefaultPos() }
+ }
+
+ SequentialAnimation {
+ id: flyingEnemy
+ PropertyAnimation {target: missile; properties: "y";
+ from: fromYpos; to: toYpos; duration: 2000; easing.type: Easing.InCubic }
+ PropertyAction {target: missile; properties: "opacity"; value: 0}
+ }
+
+ Image {
+ id: missileImage
+ smooth: true
+ }
+}
+