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/****************************************************************************
**
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtDeclarative module 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."
** $QT_END_LICENSE$
**
****************************************************************************/
import QtQuick 1.0
import Qt.labs.particles 1.0
import "Level.js" as LevelScript
Item {
id: enemies
anchors.fill: parent
property int enemiesCreated: 0
property int enemiesEnabled: 0
property int backOneTop
property int backTwoTop
// Long background 2
Image {
id: longBackground_2
source: "file:/"+LevelPlugin.pictureRootPath()+"background_loop.png"
fillMode: Image.Stretch
smooth: false
width: gameArea.width
height: gameArea.height
}
// Long background 1
Image {
id: longBackground_1
source: "file:/"+LevelPlugin.pictureRootPath()+"background_loop.png"
fillMode: Image.Stretch
smooth: false
width: gameArea.width
height: gameArea.height
}
// Long background Up to down animation
ParallelAnimation {
id: backgroundAnim;
loops: Animation.Infinite
PropertyAnimation { target:longBackground_1; property:"y";
from:backOneTop; to:gameArea.height; easing.type:Easing.Linear; duration:10000 }
PropertyAnimation { target:longBackground_2; property:"y";
from:backTwoTop; to:backOneTop; easing.type:Easing.Linear; duration:10000 }
}
// ***************************************************
// *** NOTE: This is mandatory for all level QML files
function pause(doPause) {
if (doPause) {
enemyCreationTimer.stop()
backgroundAnim.stop()
} else {
enemyCreationTimer.restart()
backgroundAnim.restart()
}
for (var i=0;i<LevelScript.hiddenEnemies.length;i++) {
var enemy = LevelScript.hiddenEnemies[i]
enemy.pause(doPause)
}
}
// ***************************************************
// *** NOTE: This is mandatory for all level QML files
objectName: "level"
// Enemy creation timer
Timer {
id: enemyCreationTimer
interval: 1000; running: false; repeat: true
onTriggered: {
enableEnemy()
}
}
function enableEnemy() {
if (enemiesEnabled < enemiesCreated) {
var enemy = LevelScript.hiddenEnemies[enemiesEnabled]
enemy.opacity = 1
enemy.x = GameEngine.randInt(0,gameArea.width-enemy.width-50)
enemy.startMovingAnim()
enemyCreationTimer.stop()
enemyCreationTimer.interval = GameEngine.randInt(500,2000)
enemyCreationTimer.restart()
enemiesEnabled = enemiesEnabled + 1
GameEngine.playSound(4) // NOTE: Enable enemy sound
} else {
enemyCreationTimer.stop()
}
}
// Hidden enemies group
function createHiddenEnemiesGroup() {
for (var i=0;i<LevelPlugin.enemyCount();i++) {
var enemyComponent = Qt.createComponent("file:/"+LevelPlugin.qmlRootPath()+"Enemy.qml")
var enemyObject = enemyComponent.createObject(enemies)
LevelScript.hiddenEnemies.push(enemyObject)
enemiesCreated = enemiesCreated + 1
}
}
Component.onCompleted: {
// Create hidden enemies
createHiddenEnemiesGroup()
// Flying moons animation
starBurstTimer.restart()
// Create enemies timer
enemyCreationTimer.restart()
// Start Long background loop animation
backOneTop = 0
longBackground_1.y = backOneTop;
backTwoTop = gameArea.height * -1
longBackground_2.y = backTwoTop;
backgroundAnim.restart()
GameEngine.playSounds(5,3) //NOTE: Level starts sound, 3 times
}
Timer {
id: starBurstTimer
interval: starParticles.lifeSpan+GameEngine.randInt(100,2000); running: false; repeat: true
onTriggered: {
starParticles.burst(GameEngine.randInt(4,6))
}
}
// ***************************************************
// *** NOTE: This is mandatory for all level QML files
// Execute explode particle effect
function explode(x,y) {
explodeParticles.x = x
explodeParticles.y = y
explodeParticles.burst(20)
explodeParticles.opacity = 1
}
// ***************************************************
// *** NOTE: This is mandatory for all level QML files
// Explode particle effect
Particles {
id: explodeParticles
opacity: 0
width: 1
height: 1
emissionRate: 0
source: "file:/"+LevelPlugin.pictureRootPath()+"blue_fire.png"
lifeSpan: 500
lifeSpanDeviation: 2000
count: -1
angle: 270
angleDeviation: 65
velocity: 100
velocityDeviation: 100
ParticleMotionGravity {
yattractor: 1000
xattractor: 300
acceleration: 50
}
}
Particles {
id: starParticles
y: -50
x: 0
width: parent.width
height: 50
emissionRate: 0
source: "file:/"+LevelPlugin.pictureRootPath()+"star3.png"
lifeSpan: 5000
count: -1
angle: 90
velocity: 100
opacity: 0.7
ParticleMotionGravity {
yattractor: 1000
xattractor: 500
}
}
}
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