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<h1 class="title">CustomLegend.qml Example File</h1>
<span class="subtitle">qmlcustomlegend/qml/qmlcustomlegend/CustomLegend.qml</span>
<!-- $$$qmlcustomlegend/qml/qmlcustomlegend/CustomLegend.qml-description -->
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<pre class="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
** 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 2.0
import QtCharts 2.0
Rectangle {
id: legend
color: "lightgray"
property int seriesCount: 0
property variant seriesNames: []
property variant seriesColors: []
signal entered(string seriesName)
signal exited(string seriesName)
signal selected(string seriesName)
function addSeries(seriesName, color) {
var names = seriesNames;
names[seriesCount] = seriesName;
seriesNames = names;
var colors = seriesColors;
colors[seriesCount] = color;
seriesColors = colors;
seriesCount++;
}
Gradient {
id: buttonGradient
GradientStop { position: 0.0; color: "#F0F0F0" }
GradientStop { position: 1.0; color: "#A0A0A0" }
}
Gradient {
id: buttonGradientHovered
GradientStop { position: 0.0; color: "#FFFFFF" }
GradientStop { position: 1.0; color: "#B0B0B0" }
}
Component {
id: legendDelegate
Rectangle {
id: rect
property string name: seriesNames[index]
property color markerColor: seriesColors[index]
gradient: buttonGradient
border.color: "#A0A0A0"
border.width: 1
radius: 4
implicitWidth: label.implicitWidth + marker.implicitWidth + 30
implicitHeight: label.implicitHeight + marker.implicitHeight + 10
Row {
id: row
spacing: 5
anchors.verticalCenter: parent.verticalCenter
anchors.left: parent.left
anchors.leftMargin: 5
Rectangle {
id: marker
anchors.verticalCenter: parent.verticalCenter
color: markerColor
opacity: 0.3
radius: 4
width: 12
height: 10
}
Text {
id: label
anchors.verticalCenter: parent.verticalCenter
anchors.verticalCenterOffset: -1
text: name
}
}
MouseArea {
id: mouseArea
anchors.fill: parent
hoverEnabled: true
onEntered: {
rect.gradient = buttonGradientHovered;
legend.entered(label.text);
}
onExited: {
rect.gradient = buttonGradient;
legend.exited(label.text);
marker.opacity = 0.3;
marker.height = 10;
}
onClicked: {
legend.selected(label.text);
marker.opacity = 1.0;
marker.height = 12;
}
}
}
}
Row {
id: legendRow
anchors.centerIn: parent
spacing: 10
Repeater {
id: legendRepeater
model: seriesCount
delegate: legendDelegate
}
}
}
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