1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
// [WriteFile Name=OpenMobileMap_MapPackage, Category=Maps]// [Legal]// Copyright 2016 Esri.// Licensed under the Apache License, Version 2.0 (the "License");// you may not use this file except in compliance with the License.// You may obtain a copy of the License at// http://www.apache.org/licenses/LICENSE-2.0// Unless required by applicable law or agreed to in writing, software// distributed under the License is distributed on an "AS IS" BASIS,// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.// See the License for the specific language governing permissions and// limitations under the License.// [Legal]#ifdef PCH_BUILD#include"pch.hpp"#endif// PCH_BUILD#include"OpenMobileMap_MapPackage.h"#include"Basemap.h"#include"Error.h"#include"MapQuickView.h"#include"MobileMapPackage.h"#include<QDir>#include<QtCore/qglobal.h>#ifdef Q_OS_IOS#include<QStandardPaths>#endif// Q_OS_IOSusingnamespace Esri::ArcGISRuntime;
// helper method to get cross platform data pathnamespace{
QString defaultDataPath(){
QString dataPath;
#ifdef Q_OS_ANDROID dataPath = "/sdcard";
#elif defined Q_OS_IOS dataPath = QStandardPaths::writableLocation(QStandardPaths::DocumentsLocation);
#else dataPath = QDir::homePath();
#endifreturn dataPath;
}
// sample MMPK locationconst QString sampleFileYellowstone {"/ArcGIS/Runtime/Data/mmpk/Yellowstone.mmpk"};
} // namespaceOpenMobileMap_MapPackage::OpenMobileMap_MapPackage(QQuickItem* parent) :
QQuickItem(parent)
{
// connect to the Mobile Map Package instance to know when errors occurconnect(MobileMapPackage::instance(), &MobileMapPackage::errorOccurred,
[](Error e)
{
if (e.isEmpty())
{
return;
}
qDebug() << QString("Error: %1 %2").arg(e.message(), e.additionalMessage());
});
}
OpenMobileMap_MapPackage::~OpenMobileMap_MapPackage() = default;
voidOpenMobileMap_MapPackage::init(){
qmlRegisterType<MapQuickView>("Esri.Samples", 1, 0, "MapView");
qmlRegisterType<OpenMobileMap_MapPackage>("Esri.Samples", 1, 0, "OpenMobileMap_MapPackageSample");
}
voidOpenMobileMap_MapPackage::componentComplete(){
QQuickItem::componentComplete();
// find QML MapView component m_mapView = findChild<MapQuickView*>("mapView");
// create the MMPK data path// data is downloaded automatically by the sample viewer app. Instructions to download// separately are specified in the readme.const QString dataPath = defaultDataPath() + sampleFileYellowstone;
// Load the MMPKcreateMapPackage(dataPath);
}
// create map packagevoidOpenMobileMap_MapPackage::createMapPackage(const QString& path){
//! [open mobile map package cpp snippet]// instatiate a mobile map package m_mobileMapPackage = newMobileMapPackage(path, this);
// wait for the mobile map package to loadconnect(m_mobileMapPackage, &MobileMapPackage::doneLoading, this, [this](Error error)
{
if (!error.isEmpty())
{
qDebug() << QString("Package load error: %1 %2").arg(error.message(), error.additionalMessage());
return;
}
if (!m_mobileMapPackage || !m_mapView || m_mobileMapPackage->maps().isEmpty())
{
return;
}
// The package contains a list of maps that could be shown in the UI for selection.// For simplicity, obtain the first map in the list of maps.// set the map on the map view to display m_mapView->setMap(m_mobileMapPackage->maps().at(0));
});
m_mobileMapPackage->load();
//! [open mobile map package cpp snippet]}