Qt 5.9 | Qt Charts | Qml Custom Legend | main.qml Example File

Qt 5.9.3 Reference Documentation

# main.qml Example File

qmlcustomlegend/qml/qmlcustomlegend/main.qml

      /****************************************************************************
      **
      ** Copyright (C) 2016 The Qt Company Ltd.
      ** Contact: https://www.qt.io/licensing/
      **
      ** This file is part of the Qt Charts module of the Qt Toolkit.
      **
      ** $QT_BEGIN_LICENSE:GPL$
      ** Commercial License Usage
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      ** accordance with the commercial license agreement provided with the
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      ** 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
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      ** the Free Software Foundation and appearing in the file LICENSE.GPL3
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      import QtQuick 2.0
      import QtCharts 2.0

      Item {
          id: main
          width: 400
          height: 320

          Column {
              id: column
              anchors.fill: parent
              anchors.bottomMargin: 10
              spacing: 0

              ChartViewSelector {
                  id: chartViewSelector
                  width: parent.width
                  height: parent.height - customLegend.height - anchors.bottomMargin
                  onSeriesAdded: customLegend.addSeries(seriesName, seriesColor);
              }

              CustomLegend {
                  id: customLegend
                  width: parent.width
                  height: 50
                  anchors.horizontalCenter: parent.horizontalCenter
                  onEntered: chartViewSelector.highlightSeries(seriesName);
                  onExited: chartViewSelector.highlightSeries("");
                  onSelected: chartViewSelector.selectSeries(seriesName);
              }
          }

          states: State {
              name: "highlighted"
              PropertyChanges {
                  target: chartViewHighlighted
                  width: column.width
                  height: (column.height - column.anchors.margins * 2 - customLegend.height)
              }
              PropertyChanges {
                  target: chartViewStacked
                  width: 1
                  height: 1
              }
          }
      }