Qt 5.7 | Qt Quick | Qt Quick Demo - Maroon in Trouble | NewGameScreen.qml Example File

Qt 5.7.1 Reference Documentation

# NewGameScreen.qml Example File

demos/maroon/content/NewGameScreen.qml

      /****************************************************************************
      **
      ** Copyright (C) 2015 The Qt Company Ltd.
      ** Contact: http://www.qt.io/licensing/
      **
      ** 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 The Qt Company Ltd 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 2.0

      // This is the first screen.
      // It shows the logo and emit a startButtonClicked signal
      // when the user press the "PLAY" button.

      Item {
          id: newGameScreen
          width: 320
          height: 480

          signal startButtonClicked

          Image {
              source: "gfx/logo.png"
              anchors.top: parent.top
              anchors.topMargin: 60
          }

          Image {
              source: "gfx/logo-fish.png"
              anchors.top: parent.top

              SequentialAnimation on x {
                  loops: Animation.Infinite
                  NumberAnimation { from: x + 148; to: x + 25; duration: 2000; easing.type: Easing.InOutQuad }
                  NumberAnimation { from: x + 25; to: x + 148; duration: 1600; easing.type: Easing.InOutQuad }
              }
              SequentialAnimation on anchors.topMargin {
                  loops: Animation.Infinite
                  NumberAnimation { from: 100; to: 60; duration: 1600; easing.type: Easing.InOutQuad }
                  NumberAnimation { from: 60; to: 100; duration: 2000; easing.type: Easing.InOutQuad }
              }
          }

          Image {
              source: "gfx/logo-bubble.png"
              anchors.top: parent.top

              SequentialAnimation on x {
                  loops: Animation.Infinite
                  NumberAnimation { from: x + 140; to: x + 40; duration: 2000; easing.type: Easing.InOutQuad }
                  NumberAnimation { from: x + 40; to: x + 140; duration: 1600; easing.type: Easing.InOutQuad }
              }
              SequentialAnimation on anchors.topMargin {
                  loops: Animation.Infinite
                  NumberAnimation { from: 100; to: 60; duration: 1600; easing.type: Easing.InOutQuad }
                  NumberAnimation { from: 60; to: 100; duration: 2000; easing.type: Easing.InOutQuad }
              }
              SequentialAnimation on width {
                  loops: Animation.Infinite
                  NumberAnimation { from: 140; to: 160; duration: 1000; easing.type: Easing.InOutQuad }
                  NumberAnimation { from: 160; to: 140; duration: 800; easing.type: Easing.InOutQuad }
              }
              SequentialAnimation on height {
                  loops: Animation.Infinite
                  NumberAnimation { from: 150; to: 140; duration: 800; easing.type: Easing.InOutQuad }
                  NumberAnimation { from: 140; to: 150; duration: 1000; easing.type: Easing.InOutQuad }
              }
          }

          Image {
              source: "gfx/button-play.png"
              anchors.bottom: parent.bottom
              anchors.bottomMargin: 60
              MouseArea {
                  anchors.fill: parent
                  onClicked: newGameScreen.startButtonClicked()
              }
          }
      }