Qt 5.6 | Qt Quick | Qt Quick Particles Examples - Affectors | friction.qml Example File

Qt 5.6.2 Reference Documentation

# friction.qml Example File

particles/affectors/content/friction.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
      import QtQuick.Particles 2.0

      Item {
          width: 360
          height: 600

          Image {
              source: "../../images/backgroundLeaves.jpg"
              anchors.fill: parent
          }
          ParticleSystem {
              anchors.fill: parent
              Emitter {
                  width: parent.width
                  emitRate: 4
                  lifeSpan: 14000
                  size: 80
                  velocity: PointDirection { y: 160; yVariation: 80; xVariation: 20 }
              }

              ImageParticle {
                  anchors.fill: parent
                  id: particles
                  sprites: [Sprite {
                          source: "../../images/realLeaf1.png"
                          frameCount: 1
                          frameDuration: 1
                          to: {"a":1, "b":1, "c":1, "d":1}
                      }, Sprite {
                          name: "a"
                          source: "../../images/realLeaf1.png"
                          frameCount: 1
                          frameDuration: 10000
                      },
                      Sprite {
                          name: "b"
                          source: "../../images/realLeaf2.png"
                          frameCount: 1
                          frameDuration: 10000
                      },
                      Sprite {
                          name: "c"
                          source: "../../images/realLeaf3.png"
                          frameCount: 1
                          frameDuration: 10000
                      },
                      Sprite {
                          name: "d"
                          source: "../../images/realLeaf4.png"
                          frameCount: 1
                          frameDuration: 10000
                      }
                  ]

                  width: 100
                  height: 100
                  x: 20
                  y: 20
                  z:4
              }

              Friction {
                  anchors.fill: parent
                  anchors.margins: -40
                  factor: 0.4
              }
          }
      }