/*===================================================================== QGroundControl Open Source Ground Control Station (c) 2009, 2015 QGROUNDCONTROL PROJECT This file is part of the QGROUNDCONTROL project QGROUNDCONTROL is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. QGROUNDCONTROL is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with QGROUNDCONTROL. If not, see . ======================================================================*/ /** * @file * @brief QGC Compass Widget * @author Gus Grubba */ import QtQuick 2.4 import QtGraphicalEffects 1.0 import QGroundControl.Controls 1.0 import QGroundControl.ScreenTools 1.0 Item { id: root property bool active: false ///< true: actively connected to data provider, false: show inactive control property real heading: 0 property real size: _defaultSize property real _defaultSize: ScreenTools.defaultFontPixelSize * (10) property real _sizeRatio: ScreenTools.isTinyScreen ? (size / _defaultSize) * 0.5 : size / _defaultSize property int _fontSize: ScreenTools.defaultFontPixelSize * _sizeRatio width: size height: size Rectangle { id: borderRect anchors.fill: parent radius: width / 2 color: "black" } Item { id: instrument anchors.fill: parent visible: false Image { id: pointer source: "/qmlimages/compassInstrumentAirplane.svg" mipmap: true width: size * 0.75 fillMode: Image.PreserveAspectFit anchors.centerIn: parent transform: Rotation { origin.x: pointer.width / 2 origin.y: pointer.height / 2 angle: heading } } Image { id: compassDial source: "/qmlimages/compassInstrumentDial.svg" mipmap: true fillMode: Image.PreserveAspectFit anchors.fill: parent } Rectangle { anchors.centerIn: parent width: size * 0.35 height: size * 0.2 border.color: Qt.rgba(1,1,1,0.15) color: Qt.rgba(0,0,0,0.65) QGCLabel { text: active ? heading.toFixed(0) : qsTr("OFF") font.family: active ? ScreenTools.demiboldFontFamily : ScreenTools.normalFontFamily font.pixelSize: _fontSize < 1 ? 1 : _fontSize; color: "white" anchors.centerIn: parent } } } Rectangle { id: mask anchors.fill: instrument radius: width / 2 color: "black" visible: false } OpacityMask { anchors.fill: instrument source: instrument maskSource: mask } }