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Diffstat (limited to 'tradeshow/iot-sensortag/resources/base/MagnetometerChart.qml')
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1 files changed, 226 insertions, 0 deletions
diff --git a/tradeshow/iot-sensortag/resources/base/MagnetometerChart.qml b/tradeshow/iot-sensortag/resources/base/MagnetometerChart.qml new file mode 100644 index 0000000..0f18f87 --- /dev/null +++ b/tradeshow/iot-sensortag/resources/base/MagnetometerChart.qml @@ -0,0 +1,226 @@ +/**************************************************************************** +** +** Copyright (C) 2017 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the examples of Qt for Device Creation. +** +** $QT_BEGIN_LICENSE:BSD$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and The Qt Company. For licensing terms +** and conditions see https://www.qt.io/terms-conditions. For further +** information use the contact form at https://www.qt.io/contact-us. +** +** BSD License Usage +** Alternatively, you may use this file under the terms of the BSD license +** as follows: +** +** "Redistribution and use in source and binary forms, with or without +** modification, are permitted provided that the following conditions are +** met: +** * Redistributions of source code must retain the above copyright +** notice, this list of conditions and the following disclaimer. +** * Redistributions in binary form must reproduce the above copyright +** notice, this list of conditions and the following disclaimer in +** the documentation and/or other materials provided with the +** distribution. +** * Neither the name of The Qt Company Ltd nor the names of its +** contributors may be used to endorse or promote products derived +** from this software without specific prior written permission. +** +** +** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." +** +** $QT_END_LICENSE$ +** +****************************************************************************/ +import QtQuick 2.5 +import QtCharts 2.1 +import SensorTag.DataProvider 1.0 + +BaseChart { + id: magnetHolderRect + + property int magneticSeriesIndex: 0 + property int maxNumOfMagnReadings: 24 + + readonly property color chartColor: "#15bdff" + readonly property string xColor: "green" + readonly property string yColor: "purple" + readonly property string zColor: "yellow" + readonly property color textColor: "white" + + onSensorChanged: if (sensor) sensor.magnetometerMicroTChanged.connect(contentItem.updateMagneticGraph) + + title: qsTr("Magnetometer") + rightSide: true + + content: Item { + anchors.fill: parent + + function updateMagneticGraph() + { + magnSeriesX.append(magneticSeriesIndex, sensor.magnetometerMicroT_xAxis); + magnSeriesY.append(magneticSeriesIndex, sensor.magnetometerMicroT_yAxis); + magnSeriesZ.append(magneticSeriesIndex, sensor.magnetometerMicroT_zAxis); + + if (magneticSeriesIndex >= maxNumOfMagnReadings) { + magnSeriesX.remove(magnSeriesX.at(magneticSeriesIndex-maxNumOfMagnReadings)); + magnSeriesY.remove(magnSeriesY.at(magneticSeriesIndex-maxNumOfMagnReadings)); + magnSeriesZ.remove(magnSeriesY.at(magneticSeriesIndex-maxNumOfMagnReadings)); + valueAxisX.min++; + valueAxisX.max++; + } + magneticSeriesIndex++; + } + + Text { + id: historyLabel + text: "MAGNETIC FIELD HISTORY" + color: textColor + anchors.top: parent.top + anchors.topMargin: 16 + anchors.left: parent.left + anchors.leftMargin: chartView.plotArea.x - 40 + } + + ChartView { + id: chartView + + anchors.top: historyLabel.bottom + anchors.topMargin: -26 + anchors.bottom: parent.bottom + anchors.bottomMargin: 8 + anchors.left: parent.left + anchors.leftMargin: -40 + anchors.right: parent.right + anchors.rightMargin: -28 + antialiasing: true + backgroundColor: "transparent" + legend.visible: false + margins.top: 0 + margins.right: 0 + + // Hide the value axis labels; labels are drawn separately. + ValueAxis { + id: valueAxisX + labelsVisible: false + gridVisible: false + min: 0 + max: maxNumOfMagnReadings + 1 + tickCount: 2 + color: chartColor + } + + ValueAxis { + id: valueAxisY + + min: 0 + max: 1000 + color: chartColor + gridLineColor: "darkgray" + labelsVisible: false + tickCount: 11 + } + + Column { + id: col + + property int step: (valueAxisY.max - valueAxisY.min) / (valueAxisY.tickCount - 1) + + spacing: -9 + y: chartView.plotArea.y - 10 + x: 30 + + Repeater { + model: valueAxisY.tickCount + + Text { + text: valueAxisY.max - index * col.step + horizontalAlignment: Text.AlignRight + width: 50 + color: textColor + } + } + } + + SplineSeries { + id: magnSeriesX + axisX: valueAxisX + axisY: valueAxisY + width: 1 + color: xColor + name: "Magnet X" + } + SplineSeries { + id: magnSeriesY + axisX: valueAxisX + axisY: valueAxisY + width: 1 + color: yColor + name: "Magnet Y" + } + SplineSeries { + id: magnSeriesZ + axisX: valueAxisX + axisY: valueAxisY + width: 1 + color: zColor + name: "Magnet Z" + } + } + + Text { + text: "µT" + anchors.top: xLabelRow.top + anchors.right: xLabelRow.left + anchors.rightMargin: 8 + color: textColor + width: 20 + font.pixelSize: 14 + } + + Row { + id: xLabelRow + anchors.bottom: parent.bottom + anchors.bottomMargin: 28 + anchors.left: historyLabel.left + anchors.right: parent.right + + Text { + id: xLabel + horizontalAlignment: Text.AlignHCenter + text: "<font color=\"" + xColor + "\">X<br><font color=\"white\">" + (sensor ? sensor.magnetometerMicroT_xAxis : 0) + lineHeight: 0.7 + width: (magnetHolderRect.width - xLabelRow.x) / 3 + } + + Text { + horizontalAlignment: Text.AlignHCenter + text: "<font color=\"" + yColor + "\">Y<br><font color=\"white\">" + (sensor ? sensor.magnetometerMicroT_yAxis : 0) + lineHeight: 0.7 + width: xLabel.width + } + + Text { + horizontalAlignment: Text.AlignHCenter + text: "<font color=\"" + zColor + "\">Z<br><font color=\"white\">" + (sensor ? sensor.magnetometerMicroT_zAxis : 0) + lineHeight: 0.7 + width: xLabel.width + } + } + } +} |