From 31bf214d734c6d7ac8773eb97911219825579ae5 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Otto=20Ryyn=C3=A4nen?= Date: Fri, 2 Dec 2016 13:53:22 +0200 Subject: Added IoT SensorTag demo to tradeshow iot-sensortag folder added. This is project originally from consultacy repo, moved to here. It's a cross-platform app that shown multiple data values from TI CC2650 SensorTag. Change-Id: I648464ed9a8253e5069bc6fd59e8b92128b60adc Reviewed-by: Maurice Kalinowski --- .../resources/base/TemperatureChart.qml | 278 +++++++++++++++++++++ 1 file changed, 278 insertions(+) create mode 100644 tradeshow/iot-sensortag/resources/base/TemperatureChart.qml (limited to 'tradeshow/iot-sensortag/resources/base/TemperatureChart.qml') diff --git a/tradeshow/iot-sensortag/resources/base/TemperatureChart.qml b/tradeshow/iot-sensortag/resources/base/TemperatureChart.qml new file mode 100644 index 0000000..0e0b94c --- /dev/null +++ b/tradeshow/iot-sensortag/resources/base/TemperatureChart.qml @@ -0,0 +1,278 @@ +/**************************************************************************** +** +** 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 2.7 +import QtCharts 2.1 +import SensorTag.DataProvider 1.0 + +BaseChart { + id: tempHolderRect + + property int temperatureSeriesIndex: 0 + property int maxNumOfTempReadings: 240 + property real minimum: 10 + property real maximum: 40 + + property real minValue: Number.MAX_VALUE + property real maxValue: Number.MIN_VALUE + readonly property real avgValue: (maxValue - minValue) / 2 + property real value + + readonly property color legendColor: "white" + readonly property color chartColor: "#15bdff" + + onSensorChanged: if (sensor) { + sensor.barometerCelsiusTemperatureChanged.connect(contentItem.updateTemperatureGraph) + } + + title: qsTr("Temperature") + + content: Item { + anchors.fill: parent + + function updateTemperatureGraph() { + avgTempSeries.append(temperatureSeriesIndex, sensor.barometerCelsiusTemperature); + + if (temperatureSeriesIndex >= maxNumOfTempReadings) { + avgTempSeries.remove(avgTempSeries.at(temperatureSeriesIndex-maxNumOfTempReadings)); + valueAxisX.min++; + valueAxisX.max++; + } + temperatureSeriesIndex++; + + var value = sensor.barometerCelsiusTemperature; + if (minValue > value) + minValue = value; + if (maxValue < value) + maxValue = value; + } + + Item { + id: valueReading + + anchors.right: parent.right + anchors.top: chartView.top + anchors.topMargin: chartView.plotArea.y - 16 + width: childrenRect.width + height: childrenRect.height + + Text { + id: highValue + + text: "Highest\n" + (maxValue !== Number.MIN_VALUE ? maxValue : "--") + lineHeight: 0.7 + width: 60 + horizontalAlignment: Text.Center + anchors.horizontalCenter: reading.horizontalCenter + color: "white" + } + + Image { + id: reading + + source: pathPrefix + "AmbientTemperature/ambTemp_display_amb.png" + anchors.top: highValue.bottom + anchors.topMargin: 10 + + Text { + anchors.centerIn: parent + text: sensor.barometerCelsiusTemperature + color: "white" + } + } + + Text { + text: (minValue !== Number.MAX_VALUE ? minValue : "--") + "\nLowest" + lineHeight: 0.8 + width: 60 + horizontalAlignment: Text.Center + color: "white" + anchors.top: reading.bottom + anchors.topMargin: 6 + anchors.horizontalCenter: reading.horizontalCenter + } + + Text { + text: "Avg\n" + sensor.barometerTemperatureAverage.toFixed(1) + lineHeight: 0.8 + width: 60 + horizontalAlignment: Text.Center + color: "white" + anchors.left: reading.right + anchors.verticalCenter: reading.verticalCenter + } + } + + ChartView { + id: chartView + + anchors.top: parent.top + anchors.bottom: parent.bottom + anchors.bottomMargin: xLegend.height + 8 + anchors.left: parent.left + anchors.leftMargin: -25 + anchors.right: valueReading.left + anchors.rightMargin: -20 + antialiasing: true + backgroundColor: "transparent" + legend.visible: false + margins.top: 0 + margins.bottom: 0 + margins.left: 0 + + // Hide the value axis labels; labels are drawn separately. + ValueAxis { + id: valueAxisX + + labelsVisible: false + min: 0 + max: maxNumOfTempReadings + 1 + tickCount: 6 + labelsColor: legendColor + color: chartColor + gridLineColor: chartColor + } + + ValueAxis { + id: valueAxisY + + labelsVisible: false + min: minimum + max: maximum + tickCount: 7 + color: chartColor + gridLineColor: chartColor + } + + LineSeries { + id: avgTempSeries + + axisX: valueAxisX + axisY: valueAxisY + color: chartColor + width: 1 + useOpenGL: true + } + + Column { + id: col + property int step: (valueAxisY.max - valueAxisY.min) / (valueAxisY.tickCount - 1) + spacing: (valueAxisY.tickCount - 0.7) / 2 + y: chartView.plotArea.y - 10 + x: 24 + z: 5 + + Repeater { + model: valueAxisY.tickCount + + Text { + text: valueAxisY.max - index * col.step + horizontalAlignment: Text.AlignRight + width: 20 + color: legendColor + font: fontMetrics.font + } + } + } + + Row { + id: xLegend + + x: chartView.plotArea.x + y: chartView.plotArea.y + chartView.plotArea.height + height + 6 + spacing: (chartView.plotArea.width) / (valueAxisX.tickCount - 0.7) + 1 + + Repeater { + model: valueAxisX.tickCount + + // Enclosing Text inside Item allows layouting Text correctly on the axis + Item { + width: 1 + height: 1 + + Text { + id: legendText + + text: index + color: legendColor + anchors.horizontalCenter: parent.horizontalCenter + font: fontMetrics.font + } + } + } + } + + Text { + text: "°C" + anchors.top: parent.top + anchors.topMargin: chartView.plotArea.y - height - 4 + anchors.right: col.right + color: legendColor + font: fontMetrics.font + } + + Text { + text: "h" + anchors.top: xLegend.top + x: chartView.plotArea.x + chartView.plotArea.width + 16 + color: legendColor + font: fontMetrics.font + } + } + } + + // Create TextMetrics to allow easy use of the same font in the ChartView + TextMetrics { + id: fontMetrics + + font.family: "Titillium Web" + font.pixelSize: 14 + text: "m" + } +} -- cgit v1.2.3