Expose path sections to QML

Still needs a proper model to compute headings and maneuver instructions.

src/lib/datatypes/path.cpp

@@ -115,4 +115,9 @@ Path Path::fromJson(const QJsonObject &obj)
     return path;
 }
 
+int Path::sectionCount() const
+{
+    return d->sections.size();
+}
+
 #include "moc_path.cpp"

src/lib/datatypes/path.h

@@ -61,6 +61,11 @@ class KPUBLICTRANSPORT_EXPORT Path
 {
     KPUBLICTRANSPORT_GADGET(Path)
 
+    /** Access to path sections for QML. */
+    Q_PROPERTY(std::vector<KPublicTransport::PathSection> sections READ sections)
+    /** Number of path sections for QML. */
+    Q_PROPERTY(int sectionCount READ sectionCount STORED false)
+
     /** The length of this path in meters. */
     Q_PROPERTY(int distance READ distance STORED false)
 
@@ -82,11 +87,15 @@ public:
     static QJsonObject toJson(const Path &path);
     /** Deserialize an object from JSON. */
     static Path fromJson(const QJsonObject &obj);
+
+private:
+    int sectionCount() const;
 };
 
 }
 
 Q_DECLARE_METATYPE(KPublicTransport::PathSection)
+Q_DECLARE_METATYPE(std::vector<KPublicTransport::PathSection>)
 Q_DECLARE_METATYPE(KPublicTransport::Path)
 
 #endif // KPUBLICTRANSPORT_PATH_H

tests/PathPage.qml

+/*
+    SPDX-FileCopyrightText: 2021 Volker Krause <vkrause@kde.org>
+
+    SPDX-License-Identifier: LGPL-2.0-or-later
+*/
+
+import QtQuick 2.5
+import QtQuick.Layouts 1.1
+import QtQuick.Controls 2.1 as QQC2
+import org.kde.kirigami 2.12 as Kirigami
+import org.kde.kpublictransport 1.0
+
+Kirigami.ScrollablePage {
+    property var path
+
+    Component {
+        id: pathDelegate
+        Kirigami.BasicListItem {
+            text: modelData.description + " (" + modelData.distance + "m)"
+        }
+    }
+
+    ListView {
+        model: path.sections
+        delegate: pathDelegate
+    }
+}

tests/journeyquery.qml

@@ -324,7 +324,9 @@ Kirigami.ApplicationWindow {
             }
             onClicked: {
                 if (modelData.mode == JourneySection.PublicTransport) {
-                    applicationWindow().pageStack.push(journeySectionPathPage, {"journeySection": modelData});
+                    applicationWindow().pageStack.push(journeySectionPage, {"journeySection": modelData});
+                } else if ((modelData.mode == JourneySection.Walking || modelData.mode == JourneySection.Waiting) && modelData.path.sectionCount > 1) {
+                    applicationWindow().pageStack.push(pathPage, {"path": modelData.path});
                 }
             }
         }
@@ -338,10 +340,15 @@ Kirigami.ApplicationWindow {
     }
 
     Component {
-        id: journeySectionPathPage
+        id: journeySectionPage
         JourneySectionPage {}
     }
 
+    Component {
+        id: pathPage
+        PathPage {}
+    }
+
     Component {
         id: journyQueryPage
         Kirigami.Page {

tests/journeyquery.qrc

@@ -10,6 +10,7 @@
         <file>IndoorMapPage.qml</file>
         <file>JourneySectionPage.qml</file>
         <file>LocationDetailsSheet.qml</file>
+        <file>PathPage.qml</file>
         <file>TestLocationsModel.qml</file>
         <file>VehicleLayoutPage.qml</file>
     </qresource>