- Qt 5.3
- Qt Quick
- Qt Quick Particles Examples - Image Particles
- sharing.qml Example File
- Qt 5.3.2 Reference Documentation

# sharing.qml Example File

particles/imageparticle/content/sharing.qml

    /****************************************************************************
    **
    ** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
    ** Contact: http://www.qt-project.org/legal
    **
    ** 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 Digia Plc 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
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    // This example shows how to create your own highlight delegate for a ListView
    // that uses a SpringAnimation to provide custom movement when the
    // highlight bar is moved between items.

    import QtQuick 2.0
    import QtQuick.Particles 2.0

    Rectangle {
        property real delegateHeight: 65
        width: 200; height: 300
        gradient: Gradient {
            GradientStop { position: 0.0; color: "#EEEEFF" }
            GradientStop { position: 1.0; color: "lightblue" }
        }

        // Define a delegate component.  A component will be
        // instantiated for each visible item in the list.
        Component {
            id: petDelegate
            Item {
                id: wrapper
                width: 200; height: delegateHeight
                z: 10
                Column {
                    Text {color: "white"; text: name; font.pixelSize: 18 }
                    Text {color: "white"; text: 'Type: ' + type; font.pixelSize: 14 }
                    Text {color: "white"; text: 'Age: ' + age; font.pixelSize: 14 }
                }
                MouseArea { anchors.fill: parent; onClicked: listView.currentIndex = index; }
                // indent the item if it is the current item
                states: State {
                    name: "Current"
                    when: wrapper.ListView.isCurrentItem
                    PropertyChanges { target: wrapper; x: 20 }
                }
                transitions: Transition {
                    NumberAnimation { properties: "x"; duration: 200 }
                }
            }
        }

        // Define a highlight with customized movement between items.
        Component {
            id: highlightBar
            Rectangle {
                z: 0
                width: 200; height: delegateHeight
                gradient: Gradient {
                    GradientStop { position: 0.0; color: "#99FF99" }
                    GradientStop { position: 1.0; color: "#88FF88" }
                }
                y: listView.currentItem.y;
                Behavior on y { SpringAnimation { spring: 2; damping: 0.2 } }
                ImageParticle {
                    anchors.fill: parent
                    system: particles
                    source: "../../images/flower.png"
                    color: "red"
                    clip: true
                    alpha: 1.0
                }
            }
        }

        ListView {
            id: listView
            width: 200; height: parent.height

            model: petsModel
            delegate: petDelegate
            focus: true

            // Set the highlight delegate. Note we must also set highlightFollowsCurrentItem
            // to false so the highlight delegate can control how the highlight is moved.
            highlight: highlightBar
            highlightFollowsCurrentItem: false

            ParticleSystem { id: particles }
            Emitter {
                system: particles
                anchors.fill: parent
                emitRate: 0
                lifeSpan: 10000
                size: 24
                sizeVariation: 8
                velocity: AngleDirection { angleVariation: 360; magnitude: 3 }
                maximumEmitted: 10
                startTime: 5000
                Timer { running: true; interval: 10; onTriggered: parent.emitRate = 1; }
            }

            ImageParticle {
                anchors.fill: parent
                system: particles
                source: "../../images/flower.png"
                alpha: 0.1
                color: "white"
                rotationVariation: 180
                z: -1
            }
        }

        ListModel {
            id: petsModel
            ListElement {
                name: "Polly"
                type: "Parrot"
                age: 12
                size: "Small"
            }
            ListElement {
                name: "Penny"
                type: "Turtle"
                age: 4
                size: "Small"
            }
            ListElement {
                name: "Warren"
                type: "Rabbit"
                age: 2
                size: "Small"
            }
            ListElement {
                name: "Spot"
                type: "Dog"
                age: 9
                size: "Medium"
            }
            ListElement {
                name: "Schrödinger"
                type: "Cat"
                age: 2
                size: "Medium"
            }
            ListElement {
                name: "Joey"
                type: "Kangaroo"
                age: 1
                size: "Medium"
            }
            ListElement {
                name: "Kimba"
                type: "Bunny"
                age: 65
                size: "Large"
            }
            ListElement {
                name: "Rover"
                type: "Dog"
                age: 5
                size: "Large"
            }
            ListElement {
                name: "Tiny"
                type: "Elephant"
                age: 15
                size: "Large"
            }
        }

    }