Qml Charts Example

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import QtQuick 2.0
import QtCharts 2.0

Item {
    anchors.fill: parent

    ChartView {
        id: chart
        title: "Production costs"
        anchors.fill: parent
        legend.visible: false
        antialiasing: true

        PieSeries {
            id: pieOuter
            size: 0.96
            holeSize: 0.7
            PieSlice { id: slice; label: "Alpha"; value: 19511; color: "#99CA53" }
            PieSlice { label: "Epsilon"; value: 11105; color: "#209FDF" }
            PieSlice { label: "Psi"; value: 9352; color: "#F6A625" }
        }

        PieSeries {
            size: 0.7
            id: pieInner
            holeSize: 0.25

            PieSlice { label: "Materials"; value: 10334; color: "#B9DB8A" }
            PieSlice { label: "Employee"; value: 3066; color: "#DCEDC4" }
            PieSlice { label: "Logistics"; value: 6111; color: "#F3F9EB" }

            PieSlice { label: "Materials"; value: 7371; color: "#63BCE9" }
            PieSlice { label: "Employee"; value: 2443; color: "#A6D9F2" }
            PieSlice { label: "Logistics"; value: 1291; color: "#E9F5FC" }

            PieSlice { label: "Materials"; value: 4022; color: "#F9C36C" }
            PieSlice { label: "Employee"; value: 3998; color: "#FCE1B6" }
            PieSlice { label: "Logistics"; value: 1332; color: "#FEF5E7" }
        }
    }

    Component.onCompleted: {
        // Set the common slice properties dynamically for convenience
        for (var i = 0; i < pieOuter.count; i++) {
            pieOuter.at(i).labelPosition = PieSlice.LabelOutside;
            pieOuter.at(i).labelVisible = true;
            pieOuter.at(i).borderWidth = 3;
        }
        for (var i = 0; i < pieInner.count; i++) {
            pieInner.at(i).labelPosition = PieSlice.LabelInsideNormal;
            pieInner.at(i).labelVisible = true;
            pieInner.at(i).borderWidth = 2;
        }
    }
}