main.qml Example File

qmlmultigraph/qml/qmlmultigraph/main.qml
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import QtQuick 2.1 import QtQuick.Layouts 1.0 import QtDataVisualization 1.0 import "." Rectangle { id: mainView width: 800 height: 600 Data { id: data } GridLayout { id: gridLayout columns: 2 Layout.fillHeight: true Layout.fillWidth: true anchors.top: mainView.top anchors.bottom: mainView.bottom anchors.left: mainView.left anchors.right: mainView.right Rectangle { Layout.fillHeight: true Layout.fillWidth: true border.color: surfaceGraph.theme.gridLineColor border.width: 2 Surface3D { id: surfaceGraph anchors.fill: parent anchors.margins: parent.border.width theme: Theme3D { type: Theme3D.ThemePrimaryColors font.pointSize: 60 } scene.activeCamera.cameraPreset: Camera3D.CameraPresetIsometricLeftHigh Surface3DSeries { itemLabelFormat: "Pop density at (@xLabel N, @zLabel E): @yLabel" ItemModelSurfaceDataProxy { itemModel: data.sharedData // The surface data points are not neatly lined up in rows and columns, // so we define explicit row and column roles. rowRole: "row" columnRole: "col" xPosRole: "latitude" zPosRole: "longitude" yPosRole: "pop_density" } } } } // We'll use one grid cell for buttons Rectangle { Layout.fillHeight: true Layout.fillWidth: true GridLayout { anchors.right: parent.right anchors.left: parent.left anchors.top: parent.top anchors.bottom: parent.bottom columns: 2 NewButton { Layout.minimumWidth: parent.width / 2 Layout.fillHeight: true Layout.fillWidth: true text: "Clear Selections" onClicked: clearSelections() // call a helper function to keep button itself simpler } NewButton { Layout.minimumWidth: parent.width / 2 Layout.fillHeight: true Layout.fillWidth: true text: "Quit" onClicked: Qt.quit(0); } NewButton { Layout.fillHeight: true Layout.fillWidth: true text: "Reset Cameras" onClicked: resetCameras() // call a helper function to keep button itself simpler } NewButton { Layout.fillHeight: true Layout.fillWidth: true text: "Toggle Mesh Styles" onClicked: toggleMeshStyle() // call a helper function to keep button itself simpler } } } Rectangle { Layout.fillHeight: true Layout.fillWidth: true border.color: scatterGraph.theme.gridLineColor border.width: 2 Scatter3D { id: scatterGraph anchors.fill: parent anchors.margins: parent.border.width theme: Theme3D { type: Theme3D.ThemeDigia font.pointSize: 60 } scene.activeCamera.cameraPreset: Camera3D.CameraPresetIsometricLeftHigh Scatter3DSeries { itemLabelFormat: "Pop density at (@xLabel N, @zLabel E): @yLabel" ItemModelScatterDataProxy { itemModel: data.sharedData // Mapping model roles to scatter series item coordinates. xPosRole: "latitude" zPosRole: "longitude" yPosRole: "pop_density" } } } } Rectangle { Layout.fillHeight: true Layout.fillWidth: true border.color: barGraph.theme.gridLineColor border.width: 2 Bars3D { id: barGraph anchors.fill: parent anchors.margins: parent.border.width theme: Theme3D { type: Theme3D.ThemeQt font.pointSize: 60 } selectionMode: AbstractGraph3D.SelectionItemAndRow | AbstractGraph3D.SelectionSlice scene.activeCamera.cameraPreset: Camera3D.CameraPresetIsometricLeftHigh Bar3DSeries { itemLabelFormat: "@seriesName: @valueLabel" name: "Population density" ItemModelBarDataProxy { itemModel: data.sharedData // Mapping model roles to bar series rows, columns, and values. rowRole: "row" columnRole: "col" valueRole: "pop_density" } } } } } function clearSelections() { barGraph.clearSelection() scatterGraph.clearSelection() surfaceGraph.clearSelection() } function resetCameras() { surfaceGraph.scene.activeCamera.cameraPreset = Camera3D.CameraPresetIsometricLeftHigh scatterGraph.scene.activeCamera.cameraPreset = Camera3D.CameraPresetIsometricLeftHigh barGraph.scene.activeCamera.cameraPreset = Camera3D.CameraPresetIsometricLeftHigh surfaceGraph.scene.activeCamera.zoomLevel = 100.0 scatterGraph.scene.activeCamera.zoomLevel = 100.0 barGraph.scene.activeCamera.zoomLevel = 100.0 } function toggleMeshStyle() { if (barGraph.seriesList[0].meshSmooth === true) { barGraph.seriesList[0].meshSmooth = false if (surfaceGraph.seriesList[0].flatShadingSupported) surfaceGraph.seriesList[0].flatShadingEnabled = true scatterGraph.seriesList[0].meshSmooth = false } else { barGraph.seriesList[0].meshSmooth = true surfaceGraph.seriesList[0].flatShadingEnabled = false scatterGraph.seriesList[0].meshSmooth = true } } }

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