Код: Выделить всё
// Copyright 2015 ESRI
//
// All rights reserved under the copyright laws of the United States
// and applicable international laws, treaties, and conventions.
//
// You may freely redistribute and use this sample code, with or
// without modification, provided you include the original copyright
// notice and use restrictions.
//
// See the Sample code usage restrictions document for further information.
//
import QtQuick 2.0
import QtQuick.Controls 1.2
import QtQuick.Controls.Styles 1.2
import QtQuick.Dialogs 1.2
import QtQuick.Layouts 1.1
import QtQuick.Window 2.0
import ArcGIS.Extras 1.0
import ArcGIS.Runtime 10.25
import ArcGIS.Runtime.Toolkit.Dialogs 1.0
Rectangle {
clip: true
property int hitFeatureId
property variant attrValue
property real scaleFactor: System.displayScaleFactor
SimpleRenderer {
id: customRender
symbol: SimpleMarkerSymbol {
style: Enums.SimpleMarkerSymbolStyleCircle
color: "red"
size: 9
}
}
Envelope {
id: initialExtent
xMin: -13048433
yMin: 4033843
xMax: -13043833
yMax: 4037293
spatialReference: SpatialReference {
wkid: 102100
}
}
GeodatabaseFeatureServiceTable {
id: featureServiceTable
url: "http://sampleserver1.arcgisonline.com/ArcGIS/rest/services/Demographics/ESRI_Census_USA/MapServer/0"
}
Map {
anchors.fill: parent
focus: true
ArcGISTiledMapServiceLayer {
url: "http://services.arcgisonline.com/ArcGIS/rest/services/World_Street_Map/MapServer"
}
ArcGISDynamicMapServiceLayer {
url: "http://sampleserver1.arcgisonline.com/ArcGIS/rest/services/Demographics/ESRI_Census_USA/MapServer"
}
FeatureLayer {
id:featureLayer
featureTable: featureServiceTable
renderer: customRender
}
onStatusChanged: {
if (status === Enums.MapStatusReady)
extent = initialExtent;
}
onMousePressed: {
var tolerance = Qt.platform.os === "ios" || Qt.platform.os === "android" ? 4 : 1;
var features = featureLayer.findFeatures(mouse.x, mouse.y, tolerance * scaleFactor, 1)
for ( var i = 0; i < features.length; i++ ) {
hitFeatureId = features[i];
getFields(featureLayer);
identifyDialog.title = "Object ID: " + hitFeatureId;
identifyDialog.visible = true;
if(Qt.platform.os !== "ios" && Qt.platform.os != "android") {
identifyDialog.width = 200 * scaleFactor;
identifyDialog.height = 235 * scaleFactor;
}
}
}
}
// Dialog for results
Dialog {
id: identifyDialog
title: "Features"
modality: Qt.ApplicationModal
visible: false
contentItem: Rectangle {
id: dialogRectangle
color: "lightgrey"
width : 200 * scaleFactor
height: 235 *scaleFactor
Column {
id: column
anchors {
fill: parent
margins: 10 * scaleFactor
}
spacing: 5 * scaleFactor
clip: true
Repeater {
model: fieldsModel
clip: true
Row {
id: row
spacing: (80 * scaleFactor) - nameLabel.width
Label {
id: nameLabel
text: name + ": "
color: "black"
horizontalAlignment: Text.AlignHCenter
font.pixelSize: 10 * scaleFactor
}
Label {
text: value
color: "black"
horizontalAlignment: Text.AlignHCenter
font.pixelSize: 10 * scaleFactor
}
}
}
}
Button {
anchors {
margins: 10 * scaleFactor
bottom: parent.bottom
right: parent.right
}
text: "Ok"
style: ButtonStyle {
label: Text {
text: control.text
color:"black"
horizontalAlignment: Text.AlignHCenter
}
}
onClicked: identifyDialog.close();
}
}
}
ListModel {
id:fieldsModel
}
Rectangle {
id: backgroundRectangle
anchors {
fill: backgroundColumn
margins: -10 * scaleFactor
}
color: "lightgrey"
radius: 5
border.color: "black"
opacity: 0.77
}
Column {
id: backgroundColumn
anchors {
top: parent.top
left: parent.left
margins: 20 * scaleFactor
}
width: 150 * scaleFactor
spacing: 7 * scaleFactor
Text {
id: descriptionText
text: qsTr( "Red points are stored in the feature service table. Blue points are drawn dynamically. See description for more details.")
font.pixelSize: 14 * scaleFactor
width: 150 * scaleFactor
wrapMode: Text.WordWrap
}
}
Rectangle {
anchors.fill: parent
color: "transparent"
border {
width: 0.5 * scaleFactor
color: "black"
}
}
function getFields( featureLayer ) {
fieldsModel.clear();
var fieldsCount = featureLayer.featureTable.fields.length;
for ( var f = 0; f < fieldsCount; f++ ) {
var fieldName = featureLayer.featureTable.fields[f].name;
attrValue = featureLayer.featureTable.feature(hitFeatureId).attributeValue(fieldName);
if ( fieldName !== "Shape" ) {
var attrString = attrValue.toString();
fieldsModel.append({"name": fieldName, "value": attrString});
}
}
}
}
