DonLakeFlyer
8 years ago
14 changed files with 719 additions and 706 deletions
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/**************************************************************************** |
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* |
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* (c) 2009-2016 QGROUNDCONTROL PROJECT <http://www.qgroundcontrol.org> |
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* |
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* QGroundControl is licensed according to the terms in the file |
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* COPYING.md in the root of the source code directory. |
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* |
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****************************************************************************/ |
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import QtQuick 2.3 |
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import QtQuick.Controls 1.2 |
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import QtLocation 5.3 |
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import QtPositioning 5.3 |
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import QGroundControl 1.0 |
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import QGroundControl.ScreenTools 1.0 |
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import QGroundControl.Palette 1.0 |
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import QGroundControl.Controls 1.0 |
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import QGroundControl.FlightMap 1.0 |
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/// QGCMapPolygon map visuals |
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Item { |
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id: _root |
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property var mapControl ///< Map control to place item in |
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property var mapPolygon ///< QGCMapPolygon object |
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property var _polygonComponent |
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property var _dragHandlesComponent |
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property var _splitHandlesComponent |
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property var _centerDragHandleComponent |
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function addVisuals() { |
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_polygonComponent = polygonComponent.createObject(mapControl) |
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mapControl.addMapItem(_polygonComponent) |
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} |
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function removeVisuals() { |
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_polygonComponent.destroy() |
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} |
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function addHandles() { |
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_dragHandlesComponent = dragHandlesComponent.createObject(mapControl) |
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_splitHandlesComponent = splitHandlesComponent.createObject(mapControl) |
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_centerDragHandleComponent = centerDragHandleComponent.createObject(mapControl) |
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} |
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function removeHandles() { |
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if (_dragHandlesComponent) { |
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_dragHandlesComponent.destroy() |
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_dragHandlesComponent = undefined |
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} |
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if (_splitHandlesComponent) { |
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_splitHandlesComponent.destroy() |
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_splitHandlesComponent = undefined |
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} |
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if (_centerDragHandleComponent) { |
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_centerDragHandleComponent.destroy() |
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_centerDragHandleComponent = undefined |
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} |
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} |
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Component.onDestruction: { |
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removeVisuals() |
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removeHandles() |
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} |
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Component { |
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id: polygonComponent |
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MapPolygon { |
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color: "green" |
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opacity: 0.5 |
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path: mapPolygon.path |
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} |
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} |
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Component { |
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id: splitHandleComponent |
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MapQuickItem { |
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id: mapQuickItem |
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anchorPoint.x: dragHandle.width / 2 |
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anchorPoint.y: dragHandle.height / 2 |
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z: QGroundControl.zOrderMapItems + 1 |
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property int vertexIndex |
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sourceItem: Rectangle { |
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id: dragHandle |
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width: ScreenTools.defaultFontPixelHeight * 1.5 |
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height: width |
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radius: width / 2 |
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color: "white" |
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opacity: .50 |
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QGCLabel { |
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anchors.horizontalCenter: parent.horizontalCenter |
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anchors.verticalCenter: parent.verticalCenter |
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text: "+" |
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} |
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QGCMouseArea { |
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fillItem: parent |
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onClicked: mapPolygon.splitPolygonSegment(mapQuickItem.vertexIndex) |
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} |
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} |
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} |
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} |
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Component { |
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id: splitHandlesComponent |
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Repeater { |
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model: mapPolygon.path |
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delegate: Item { |
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property var _splitHandle |
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property var _vertices: mapPolygon.path |
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function _setHandlePosition() { |
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var nextIndex = index + 1 |
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if (nextIndex > _vertices.length - 1) { |
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nextIndex = 0 |
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} |
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var distance = _vertices[index].distanceTo(_vertices[nextIndex]) |
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var azimuth = _vertices[index].azimuthTo(_vertices[nextIndex]) |
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_splitHandle.coordinate = _vertices[index].atDistanceAndAzimuth(distance / 2, azimuth) |
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} |
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Component.onCompleted: { |
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_splitHandle = splitHandleComponent.createObject(mapControl) |
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_splitHandle.vertexIndex = index |
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_setHandlePosition() |
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mapControl.addMapItem(_splitHandle) |
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} |
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Component.onDestruction: { |
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if (_splitHandle) { |
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_splitHandle.destroy() |
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} |
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} |
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} |
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} |
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} |
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// Control which is used to drag polygon vertices |
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Component { |
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id: dragAreaComponent |
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MissionItemIndicatorDrag { |
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id: dragArea |
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property int polygonVertex |
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property bool _creationComplete: false |
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Component.onCompleted: _creationComplete = true |
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onItemCoordinateChanged: { |
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if (_creationComplete) { |
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// During component creation some bad coordinate values got through which screws up polygon draw |
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mapPolygon.adjustVertex(polygonVertex, itemCoordinate) |
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} |
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} |
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onClicked: mapPolygon.removeVertex(polygonVertex) |
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} |
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} |
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Component { |
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id: dragHandleComponent |
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MapQuickItem { |
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id: mapQuickItem |
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anchorPoint.x: dragHandle.width / 2 |
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anchorPoint.y: dragHandle.height / 2 |
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z: QGroundControl.zOrderMapItems + 2 |
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sourceItem: Rectangle { |
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id: dragHandle |
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width: ScreenTools.defaultFontPixelHeight * 1.5 |
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height: width |
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radius: width / 2 |
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color: "white" |
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opacity: .90 |
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} |
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} |
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} |
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// Add all polygon vertex drag handles to the map |
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Component { |
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id: dragHandlesComponent |
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Repeater { |
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model: mapPolygon.pathModel |
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delegate: Item { |
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property var _visuals: [ ] |
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Component.onCompleted: { |
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var dragHandle = dragHandleComponent.createObject(mapControl) |
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dragHandle.coordinate = Qt.binding(function() { return object.coordinate }) |
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mapControl.addMapItem(dragHandle) |
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var dragArea = dragAreaComponent.createObject(mapControl, { "itemIndicator": dragHandle, "itemCoordinate": object.coordinate }) |
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dragArea.polygonVertex = Qt.binding(function() { return index }) |
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_visuals.push(dragHandle) |
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_visuals.push(dragArea) |
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} |
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Component.onDestruction: { |
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for (var i=0; i<_visuals.length; i++) { |
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_visuals[i].destroy() |
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} |
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_visuals = [ ] |
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} |
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} |
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} |
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} |
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Component { |
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id: centerDragAreaComponent |
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MissionItemIndicatorDrag { |
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onItemCoordinateChanged: mapPolygon.center = itemCoordinate |
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} |
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} |
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Component { |
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id: centerDragHandleComponent |
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Item { |
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property var dragHandle |
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property var dragArea |
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Component.onCompleted: { |
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dragHandle = dragHandleComponent.createObject(mapControl) |
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dragHandle.coordinate = Qt.binding(function() { return mapPolygon.center }) |
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mapControl.addMapItem(dragHandle) |
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dragArea = centerDragAreaComponent.createObject(mapControl, { "itemIndicator": dragHandle, "itemCoordinate": mapPolygon.center }) |
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} |
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Component.onDestruction: { |
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dragHandle.destroy() |
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dragArea.destroy() |
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} |
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} |
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} |
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} |
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