mirror of
https://github.com/Serial-Studio/Serial-Studio.git
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140 lines
4.3 KiB
QML
140 lines
4.3 KiB
QML
/*
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* Copyright (c) 2020-2021 Alex Spataru <https://github.com/alex-spataru>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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import QtQuick 2.12
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import QtCharts 2.3
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import SerialStudio 1.0
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Window {
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id: root
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property int graphId: -1
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property real maximumValue: -Infinity
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property real minimumValue: +Infinity
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spacing: -1
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showIcon: false
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visible: opacity > 0
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borderColor: "#517497"
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opacity: enabled ? 1 : 0
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Behavior on opacity {NumberAnimation{}}
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title: Cpp_UI_GraphProvider.getDataset(graphId).title +
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" (" + Cpp_UI_GraphProvider.getDataset(graphId).units + ")"
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Connections {
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target: Cpp_UI_GraphProvider
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function onDataUpdated() {
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// Cancel if window is not enabled
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if (!root.enabled)
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return
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// Update maximum value (if required)
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maximumValue = Cpp_UI_GraphProvider.maximumValue(graphId)
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minimumValue = Cpp_UI_GraphProvider.minimumValue(graphId)
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// Get central value
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var medianValue = Math.max(1, (maximumValue + minimumValue)) / 2
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if (maximumValue == minimumValue)
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medianValue = maximumValue
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// Center graph verticaly
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var mostDiff = Math.max(Math.abs(minimumValue), Math.abs(maximumValue))
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var min = medianValue * (1 - 0.5) - Math.abs(medianValue - mostDiff)
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var max = medianValue * (1 + 0.5) + Math.abs(medianValue - mostDiff)
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if (minimumValue < 0)
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min = max * -1
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// Fix issues when min & max are equal
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if (min === max) {
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max = Math.abs(max)
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min = max * -1
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}
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// Fix issues on min = max = (0,0)
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if (min === 0 && max === 0) {
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max = 1
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min = -1
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}
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// Update axes only if needed
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if (positionAxis.min !== min)
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positionAxis.min = min
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if (positionAxis.max !== max)
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positionAxis.max = max
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// Draw graph
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Cpp_UI_GraphProvider.updateGraph(series, graphId)
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}
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}
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ChartView {
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antialiasing: true
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anchors.fill: parent
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legend.visible: false
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backgroundRoundness: 0
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enabled: root.enabled
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visible: root.enabled
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backgroundColor: root.backgroundColor
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margins {
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top: 0
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bottom: 0
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left: 0
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right: 0
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}
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ValueAxis {
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id: timeAxis
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min: 0
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labelFormat: " "
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lineVisible: false
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labelsVisible: false
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gridLineColor: "#517497"
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tickType: ValueAxis.TicksFixed
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labelsFont.family: app.monoFont
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max: Cpp_UI_GraphProvider.displayedPoints
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}
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ValueAxis {
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id: positionAxis
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min: 0
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max: 1
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lineVisible: false
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labelsColor: "#517497"
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gridLineColor: "#517497"
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tickType: ValueAxis.TicksFixed
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labelsFont.family: app.monoFont
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}
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LineSeries {
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id: series
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width: 2
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axisX: timeAxis
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useOpenGL: true
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color: "#e6e0b2"
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capStyle: Qt.RoundCap
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axisYRight: positionAxis
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}
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}
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}
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