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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 QtLocation 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.Controls 1.0
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/// Use the drag a MissionItemIndicator
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Rectangle {
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id: itemDragger
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x: itemIndicator.x - _touchMarginHorizontal
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y: itemIndicator.y - _touchMarginVertical
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width: itemIndicator.width + (_touchMarginHorizontal * 2)
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height: itemIndicator.height + (_touchMarginVertical * 2)
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color: "transparent"
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z: QGroundControl.zOrderMapItems + 1 // Above item icons
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// Properties which must be specific by consumer
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property var itemIndicator ///< The mission item indicator to drag around
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property var itemCoordinate ///< Coordinate we are updating during drag
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property bool _preventCoordinateBindingLoop: false
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property bool _mobile: true//ScreenTools.isMobile
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property real _touchWidth: Math.max(itemIndicator.width, ScreenTools.minTouchPixels)
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property real _touchHeight: Math.max(itemIndicator.height, ScreenTools.minTouchPixels)
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property real _touchMarginHorizontal: _mobile ? (_touchWidth - itemIndicator.width) / 2 : 0
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property real _touchMarginVertical: _mobile ? (_touchHeight - itemIndicator.height) / 2 : 0
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onXChanged: liveDrag()
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onYChanged: liveDrag()
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function liveDrag() {
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if (!itemDragger._preventCoordinateBindingLoop && Drag.active) {
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var point = Qt.point(itemDragger.x + _touchMarginHorizontal + itemIndicator.anchorPoint.x, itemDragger.y + _touchMarginVertical + itemIndicator.anchorPoint.y)
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var coordinate = map.toCoordinate(point)
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itemDragger._preventCoordinateBindingLoop = true
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coordinate.altitude = itemCoordinate.altitude
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itemCoordinate = coordinate
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itemDragger._preventCoordinateBindingLoop = false
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}
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}
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Drag.active: itemDrag.drag.active
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QGCMouseArea {
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id: itemDrag
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anchors.fill: parent
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drag.target: parent
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drag.minimumX: 0
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drag.minimumY: 0
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drag.maximumX: itemDragger.parent.width - parent.width
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drag.maximumY: itemDragger.parent.height - parent.height
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preventStealing: true
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}
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}
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