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<h1 class="title">LegendItem.qml Example File</h1>
<span class="subtitle">qmllegend/qml/qmllegend/LegendItem.qml</span>
<!-- $$$qmllegend/qml/qmllegend/LegendItem.qml-description -->
<div class="descr"> <a name="details"></a>
<pre class="qml">
/****************************************************************************
**
** 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 2.1
import QtQuick.Layouts 1.0
import QtQuick.Window 2.1
import QtDataVisualization 1.0
Rectangle {
property Theme3D theme
property Bar3DSeries series
property point previousSelection
id: legendItem
state: "unselected"
// Workaround for a layout bug that in some situations causes changing from fully opaque color
// to a transparent one to use black background instead of what is actually under the items.
// Having the control always slighthly transparent forces the background to be refreshed
// properly.
opacity: 0.999
RowLayout {
anchors.fill: parent
spacing: 0
clip: true
Item {
id: markerSpace
Layout.minimumWidth: 20
Layout.minimumHeight: 20
Layout.fillWidth: true
Layout.fillHeight: true
Layout.alignment: Qt.AlignVCenter
Rectangle {
x: parent.x + parent.width / 4
y: parent.y + parent.height / 4
width: parent.width / 2
height: width
border.color: "black"
color: series.baseColor
}
}
Item {
height: markerSpace.height
Layout.fillWidth: true
Layout.fillHeight: true
Layout.alignment: Qt.AlignVCenter
Layout.minimumWidth: 100
Text {
anchors.fill: parent
text: series.name
verticalAlignment: Text.AlignVCenter
clip: true
color: theme.labelTextColor
font: theme.font
}
}
}
MouseArea {
id: mouseArea
anchors.fill: legendItem
onClicked: {
if (legendItem.state === "selected") {
series.selectedBar = series.invalidSelectionPosition
} else {
series.selectedBar = previousSelection
}
}
}
Connections {
target: series
onSelectedBarChanged: {
if (position != series.invalidSelectionPosition) {
previousSelection = position
}
}
}
states: [
State {
name: "selected"
when: series.selectedBar != series.invalidSelectionPosition
PropertyChanges {
target: legendItem
color: series.singleHighlightColor
}
},
State {
name: "unselected"
when: series.selectedBar == series.invalidSelectionPosition
PropertyChanges {
target: legendItem
color: theme.labelBackgroundColor
}
}
]
}
</pre>
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distrib
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Mageia
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7
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armv7hl
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media
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core-updates
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by-pkgid
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845e36bb3ecce380666d628d88446962
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files
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290
