- Qt 5.5
- Qt Location
- Map Viewer (QML)
- Marker.qml Example File
- Qt 5.5.1 Reference Documentation

# Marker.qml Example File

mapviewer/map/Marker.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
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    **     from this software without specific prior written permission.
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    import QtQuick 2.5;
    import QtLocation 5.5

    MapQuickItem {
        id: marker
        property alias lastMouseX: markerMouseArea.lastX
        property alias lastMouseY: markerMouseArea.lastY

        anchorPoint.x: image.width/4
        anchorPoint.y: image.height

        sourceItem: Image {
            id: image
            source: "../resources/marker.png"
            opacity: markerMouseArea.pressed ? 0.6 : 1.0
            MouseArea  {
                id: markerMouseArea
                property int pressX : -1
                property int pressY : -1
                property int jitterThreshold : 10
                property int lastX: -1
                property int lastY: -1
                anchors.fill: parent
                hoverEnabled : false
                drag.target: marker
                preventStealing: true

                onPressed : {
                    map.pressX = mouse.x
                    map.pressY = mouse.y
                    map.currentMarker = -1
                    for (var i = 0; i< map.markers.length; i++){
                        if (marker == map.markers[i]){
                            map.currentMarker = i
                            break
                        }
                    }
                }

                onPressAndHold:{
                    if (Math.abs(map.pressX - mouse.x ) < map.jitterThreshold
                            && Math.abs(map.pressY - mouse.y ) < map.jitterThreshold) {
                        var p = map.fromCoordinate(marker.coordinate)
                        lastX = p.x
                        lastY = p.y
                        map.showMarkerMenu(marker.coordinate)
                    }
                }
            }

            Text{
                id: number
                y: image.height/10
                width: image.width
                color: "white"
                font.bold: true
                font.pixelSize: 14
                horizontalAlignment: Text.AlignHCenter
                Component.onCompleted: {
                    text = map.markerCounter
                }
            }

        }

        Component.onCompleted: coordinate = map.toCoordinate(Qt.point(markerMouseArea.mouseX,
                                                                      markerMouseArea.mouseY));
    }