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+/****************************************************************************
+**
+** Copyright (C) 2016 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the Qt Data Visualization module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:GPL$
+** 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.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3 or (at your option) any later version
+** approved by the KDE Free Qt Foundation. The licenses are as published by
+** the Free Software Foundation and appearing in the file LICENSE.GPL3
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+import QtQuick
+import QtQuick.Layouts
+import QtQuick.Controls
+import QtDataVisualization 1.2
+import "."
+
+Item {
+ id: mainView
+ width: 1280
+ height: 1024
+
+ property int sampleColumns: sampleSlider.value
+ property int sampleRows: sampleColumns / 2
+ property int sampleCache: 24
+
+ onSampleRowsChanged: {
+ surfaceSeries.selectedPoint = surfaceSeries.invalidSelectionPosition
+ generateData()
+ }
+
+ Item {
+ id: dataView
+ anchors.bottom: parent.bottom
+ width: parent.width
+ height: parent.height - buttonLayout.height
+
+ Surface3D {
+ id: surfaceGraph
+
+ width: dataView.width
+ height: dataView.height
+ shadowQuality: AbstractGraph3D.ShadowQualityNone
+ selectionMode: AbstractGraph3D.SelectionSlice | AbstractGraph3D.SelectionItemAndRow
+ //! [5]
+ renderingMode: AbstractGraph3D.RenderDirectToBackground
+ //! [5]
+
+ axisX.labelFormat: "%d ms"
+ axisY.labelFormat: "%d W"
+ axisZ.labelFormat: "%d mV"
+ axisX.min: 0
+ axisY.min: 0
+ axisZ.min: 0
+ axisX.max: 1000
+ axisY.max: 100
+ axisZ.max: 800
+ axisX.segmentCount: 4
+ axisY.segmentCount: 4
+ axisZ.segmentCount: 4
+ measureFps: true
+
+ onCurrentFpsChanged: {
+ if (fps > 10)
+ fpsText.text = "FPS: " + Math.round(surfaceGraph.currentFps)
+ else
+ fpsText.text = "FPS: " + Math.round(surfaceGraph.currentFps * 10.0) / 10.0
+ }
+
+ //! [0]
+ Surface3DSeries {
+ id: surfaceSeries
+ drawMode: Surface3DSeries.DrawSurface;
+ flatShadingEnabled: false;
+ meshSmooth: true
+ itemLabelFormat: "@xLabel, @zLabel: @yLabel"
+ itemLabelVisible: false
+
+ onItemLabelChanged: {
+ if (surfaceSeries.selectedPoint === surfaceSeries.invalidSelectionPosition)
+ selectionText.text = "No selection"
+ else
+ selectionText.text = surfaceSeries.itemLabel
+ }
+ }
+ //! [0]
+
+ //! [2]
+ Component.onCompleted: mainView.generateData()
+ //! [2]
+ }
+ }
+
+ //! [3]
+ Timer {
+ id: refreshTimer
+ interval: 1000 / frequencySlider.value
+ running: true
+ repeat: true
+ onTriggered: dataSource.update(surfaceSeries)
+ }
+ //! [3]
+
+ Rectangle {
+ width: parent.width
+ height: flatShadingToggle.height * 2
+ anchors.left: parent.left
+ anchors.top: parent.top
+ color: surfaceGraph.theme.backgroundColor
+
+ ColumnLayout {
+ anchors.fill: parent
+ RowLayout {
+ id: sliderLayout
+ Layout.fillHeight: true
+ Layout.fillWidth: true
+ Layout.minimumHeight: flatShadingToggle.height
+ spacing: 0
+
+ Rectangle {
+ Layout.fillHeight: true
+ Layout.fillWidth: true
+ Layout.minimumWidth: samplesText.implicitWidth + 120
+ Layout.maximumWidth: samplesText.implicitWidth + 120
+ Layout.alignment: Qt.AlignHCenter | Qt.AlignVCenter
+
+ border.color: "gray"
+ border.width: 1
+ radius: 4
+
+ RowLayout {
+ anchors.fill: parent
+ anchors.margins: parent.border.width + 1
+
+ Slider {
+ id: sampleSlider
+ Layout.fillHeight: true
+ Layout.fillWidth: true
+ Layout.alignment: Qt.AlignHCenter | Qt.AlignVCenter
+ Layout.minimumWidth: 80
+ from: mainView.sampleCache * 2
+ to: from * 10
+ stepSize: mainView.sampleCache
+ Component.onCompleted: value = from * 2
+ }
+
+ Rectangle {
+ Layout.fillHeight: true
+ Layout.fillWidth: true
+ Layout.minimumWidth: samplesText.implicitWidth + 10
+ Layout.maximumWidth: samplesText.implicitWidth + 10
+ Layout.alignment: Qt.AlignHCenter | Qt.AlignVCenter
+
+ Text {
+ id: samplesText
+ text: "Samples: " + (mainView.sampleRows * mainView.sampleColumns)
+ anchors.fill: parent
+ verticalAlignment: Text.AlignVCenter
+ horizontalAlignment: Text.AlignHCenter
+ }
+ }
+ }
+ }
+
+ Rectangle {
+ Layout.fillHeight: true
+ Layout.fillWidth: true
+ Layout.minimumWidth: frequencyText.implicitWidth + 120
+ Layout.maximumWidth: frequencyText.implicitWidth + 120
+ Layout.alignment: Qt.AlignHCenter | Qt.AlignVCenter
+
+ border.color: "gray"
+ border.width: 1
+ radius: 4
+
+ RowLayout {
+ anchors.fill: parent
+ anchors.margins: parent.border.width + 1
+
+ Slider {
+ id: frequencySlider
+ Layout.fillHeight: true
+ Layout.fillWidth: true
+ Layout.alignment: Qt.AlignHCenter | Qt.AlignVCenter
+ Layout.minimumWidth: 80
+ from: 2
+ to: 60
+ stepSize: 2
+ value: 30
+ }
+
+ Rectangle {
+ Layout.fillHeight: true
+ Layout.fillWidth: true
+ Layout.minimumWidth: frequencyText.implicitWidth + 10
+ Layout.maximumWidth: frequencyText.implicitWidth + 10
+ Layout.alignment: Qt.AlignHCenter | Qt.AlignVCenter
+
+ Text {
+ id: frequencyText
+ text: "Freq: " + frequencySlider.value + " Hz"
+ anchors.fill: parent
+ verticalAlignment: Text.AlignVCenter
+ horizontalAlignment: Text.AlignHCenter
+ }
+ }
+ }
+ }
+
+ Rectangle {
+ Layout.fillHeight: true
+ Layout.fillWidth: true
+ Layout.minimumWidth: fpsText.implicitWidth + 10
+ Layout.maximumWidth: fpsText.implicitWidth + 10
+ Layout.alignment: Qt.AlignHCenter | Qt.AlignVCenter
+
+ border.color: "gray"
+ border.width: 1
+ radius: 4
+
+ Text {
+ id: fpsText
+ anchors.fill: parent
+ verticalAlignment: Text.AlignVCenter
+ horizontalAlignment: Text.AlignHCenter
+ }
+ }
+
+ Rectangle {
+ Layout.fillHeight: true
+ Layout.fillWidth: true
+ Layout.minimumWidth: selectionText.implicitWidth + 10
+ Layout.alignment: Qt.AlignHCenter | Qt.AlignVCenter
+
+ border.color: "gray"
+ border.width: 1
+ radius: 4
+
+ Text {
+ id: selectionText
+ anchors.fill: parent
+ verticalAlignment: Text.AlignVCenter
+ horizontalAlignment: Text.AlignHCenter
+ text: "No selection"
+ }
+ }
+ }
+
+ RowLayout {
+ id: buttonLayout
+ Layout.fillHeight: true
+ Layout.fillWidth: true
+ Layout.minimumHeight: flatShadingToggle.height
+ spacing: 0
+
+ Button {
+ id: flatShadingToggle
+ Layout.fillHeight: true
+ Layout.fillWidth: true
+
+ text: surfaceSeries.flatShadingSupported ? "Show Flat" : "Flat not supported"
+ enabled: surfaceSeries.flatShadingSupported
+
+ onClicked: {
+ if (surfaceSeries.flatShadingEnabled === true) {
+ surfaceSeries.flatShadingEnabled = false;
+ text = "Show Flat"
+ } else {
+ surfaceSeries.flatShadingEnabled = true;
+ text = "Show Smooth"
+ }
+ }
+ }
+
+ Button {
+ id: surfaceGridToggle
+ Layout.fillHeight: true
+ Layout.fillWidth: true
+
+ text: "Show Surface Grid"
+
+ onClicked: {
+ if (surfaceSeries.drawMode & Surface3DSeries.DrawWireframe) {
+ surfaceSeries.drawMode &= ~Surface3DSeries.DrawWireframe;
+ text = "Show Surface Grid"
+ } else {
+ surfaceSeries.drawMode |= Surface3DSeries.DrawWireframe;
+ text = "Hide Surface Grid"
+ }
+ }
+ }
+
+ Button {
+ id: exitButton
+ Layout.fillHeight: true
+ Layout.fillWidth: true
+
+ text: "Quit"
+
+ onClicked: Qt.quit();
+ }
+ }
+ }
+
+ }
+
+ //! [4]
+ function generateData() {
+ dataSource.generateData(mainView.sampleCache, mainView.sampleRows,
+ mainView.sampleColumns, surfaceGraph.axisX.min,
+ surfaceGraph.axisX.max, surfaceGraph.axisY.min,
+ surfaceGraph.axisY.max, surfaceGraph.axisZ.min,
+ surfaceGraph.axisZ.max)
+ }
+ //! [4]
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-30 16:22:12 +0000