activities/land_safe/ActivityInfo.qml

0001 /* GCompris - ActivityInfo.qml
0002  *
0003  * SPDX-FileCopyrightText: 2016 Holger Kaelberer <holger.k@elberer.de>
0004  *
0005  * SPDX-License-Identifier: GPL-3.0-or-later
0006  */
0007 import GCompris 1.0
0008
0009 ActivityInfo {
0010   name: "land_safe/LandSafe.qml"
0011   difficulty: 4
0012   icon: "land_safe/land_safe.svg"
0013   author: "Matilda Bernard &lt;serah4291@gmail.com&gt; (Gtk+), Holger Kaelberer &lt;holger.k@elberer.de&gt; (Qt Quick)"
0014   //: Activity title
0015   title: qsTr("Land safe")
0016   //: Help title
0017   description: qsTr("Pilot the spaceship towards the green landing area.")
0018   // intro: "Use the arrow keys to pilot your spaceship safely onto the landing pad."
0019   //: Help goal
0020   goal: qsTr("Understand the acceleration caused by the gravity.")
0021   prerequisite: ""
0022   //: Help manual
0023   manual: qsTr("The acceleration caused by the gravity experienced by the spaceship is directly proportional to the mass of the planet and inversely proportional to the square of the distance from the center of the planet. Thus, with every planet the acceleration will differ and as the spaceship comes closer and closer to the planet the acceleration increases.") + ("<br><br>") +
0024           qsTr("In first levels, use the up/down keys to control the thrust and the right/left keys to control the direction. On touch screens you can control the rocket through the corresponding on-screen buttons.") + ("<br><br>") +
0025           qsTr("In higher levels, you can use the right/left keys to rotate the spaceship. By rotating the spaceship you can trigger an acceleration in non-vertical direction using the up/down keys.") + ("<br><br>") +
0026           qsTr("The landing platform is green if your speed is fine for a safe landing.") + ("<br><br>") +
0027           qsTr("The accelerometer on the right border shows your rocket's overall vertical acceleration including gravitational force. In the upper green area of the accelerometer your acceleration is higher than the gravitational force, in the lower red area it's lower, and on the blue baseline in the yellow middle area the two forces cancel each other out.") + ("<br><br>") +
0028           qsTr("<b>Keyboard controls:</b>") + ("<ul><li>") +
0029           qsTr("Up and Down arrows: control the thrust of the rear engine") + ("</li><li>") +
0030           qsTr("Left and Right arrows: at first levels, move to the sides; at higher levels, rotate the spaceship") + ("</li></ul>")
0031   credit: ""
0032   section: "sciences experiment"
0033   enabled: ApplicationInfo.isBox2DInstalled //ApplicationInfo.hasShader
0034   createdInVersion: 6000
0035   levels: "1,2"
0036 }