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1 /*!
2 \example demos/audio
3 \title Audio demo
4 \subtitle
5
6 This demos shows drawing of the dynamic data (microphon input)
7 \image demos_audio.png
8 */
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1 /*!
2 \example demos/callout
3 \title Callout demo
4 \subtitle
5
6 This demo shows how to draw an additional element (a callout) on top of the chart.
7 \image demos_callout.png
8
9 QChart class provides two methods that map between the scene coordinates and the series' domain (defines by the axes ranges).
10 QPointF QChart::mapToPosition(const QPointF &value, QAbstractSeries *series)
11 QPointF QChart::mapToValue(const QPointF &position, QAbstractSeries *series)
12 */
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1 NO CONTENT: file renamed from examples/callout/callout.cpp to demos/callout/callout.cpp
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1 NO CONTENT: file renamed from examples/callout/callout.h to demos/callout/callout.h
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@@ -1,15 +1,15
1 !include( ../examples.pri ) {
1 !include( ../demos.pri ) {
2 2 error( "Couldn't find the examples.pri file!" )
3 3 }
4 4
5 5 TARGET = callout
6 6 TEMPLATE = app
7 7
8 8 SOURCES += \
9 9 main.cpp\
10 10 callout.cpp \
11 11 view.cpp
12 12
13 13 HEADERS += \
14 14 callout.h \
15 15 view.h
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1 NO CONTENT: file renamed from examples/callout/main.cpp to demos/callout/main.cpp
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@@ -1,123 +1,125
1 1 /****************************************************************************
2 2 **
3 3 ** Copyright (C) 2012 Digia Plc
4 4 ** All rights reserved.
5 5 ** For any questions to Digia, please use contact form at http://qt.digia.com
6 6 **
7 7 ** This file is part of the Qt Commercial Charts Add-on.
8 8 **
9 9 ** $QT_BEGIN_LICENSE$
10 10 ** Licensees holding valid Qt Commercial licenses may use this file in
11 11 ** accordance with the Qt Commercial License Agreement provided with the
12 12 ** Software or, alternatively, in accordance with the terms contained in
13 13 ** a written agreement between you and Digia.
14 14 **
15 15 ** If you have questions regarding the use of this file, please use
16 16 ** contact form at http://qt.digia.com
17 17 ** $QT_END_LICENSE$
18 18 **
19 19 ****************************************************************************/
20 20
21 21 #include "view.h"
22 22 #include <QResizeEvent>
23 23 #include <QGraphicsScene>
24 24 #include <QChart>
25 25 #include <QLineSeries>
26 26 #include <QSplineSeries>
27 27 #include <QGraphicsTextItem>
28 28 #include "callout.h"
29 29 #include <QMouseEvent>
30 30
31 31 View::View(QWidget *parent)
32 32 : QGraphicsView(new QGraphicsScene, parent),
33 33 m_coordX(0),
34 34 m_coordY(0),
35 35 m_chart(0),
36 36 m_tooltip(0)
37 37 {
38 38 setDragMode(QGraphicsView::NoDrag);
39 39 setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
40 40 setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
41 41
42 42 // chart
43 43 m_chart = new QChart;
44 44 m_chart->setMinimumSize(640, 480);
45 45 m_chart->setTitle("Hover the line to show callout. Click the line to make it stay");
46 46 m_chart->legend()->hide();
47 47 QLineSeries *series = new QLineSeries;
48 48 series->append(1, 3);
49 49 series->append(4, 5);
50 50 series->append(5, 4.5);
51 51 series->append(7, 1);
52 52 series->append(11, 2);
53 53 m_chart->addSeries(series);
54 54
55 55 QSplineSeries *series2 = new QSplineSeries;
56 56 series2->append(1.6, 1.4);
57 57 series2->append(2.4, 3.5);
58 58 series2->append(3.7, 2.5);
59 59 series2->append(7, 4);
60 60 series2->append(10, 2);
61 61 m_chart->addSeries(series2);
62 62
63 63 m_chart->createDefaultAxes();
64 64 m_chart->setAcceptHoverEvents(true);
65 65
66 66 setRenderHint(QPainter::Antialiasing);
67 67 scene()->addItem(m_chart);
68 68
69 69 m_coordX = new QGraphicsSimpleTextItem(m_chart);
70 70 m_coordX->setPos(m_chart->size().width()/2 - 50, m_chart->size().height());
71 71 m_coordX->setText("X: ");
72 72 m_coordY = new QGraphicsSimpleTextItem(m_chart);
73 73 m_coordY->setPos(m_chart->size().width()/2 + 50, m_chart->size().height());
74 74 m_coordY->setText("Y: ");
75 75
76 76 connect(series, SIGNAL(clicked(QPointF)), this, SLOT(keepCallout()));
77 77 connect(series, SIGNAL(hovered(QPointF, bool)), this, SLOT(tooltip(QPointF,bool)));
78 78
79 79 connect(series2, SIGNAL(clicked(QPointF)), this, SLOT(keepCallout()));
80 80 connect(series2, SIGNAL(hovered(QPointF, bool)), this, SLOT(tooltip(QPointF,bool)));
81 81
82 82 this->setMouseTracking(true);
83 83 }
84 84
85 85 void View::resizeEvent(QResizeEvent *event)
86 86 {
87 87 if (scene()) {
88 88 scene()->setSceneRect(QRect(QPoint(0, 0), event->size()));
89 89 m_chart->resize(event->size());
90 90 m_coordX->setPos(m_chart->size().width()/2 - 50, m_chart->size().height() - 20);
91 91 m_coordY->setPos(m_chart->size().width()/2 + 50, m_chart->size().height() - 20);
92 // for (int i = 0; i < children().count(); i++)
93 // if ()
92 94 }
93 95 QGraphicsView::resizeEvent(event);
94 96 }
95 97
96 98 void View::mouseMoveEvent(QMouseEvent *event)
97 99 {
98 100 m_coordX->setText(QString("X: %1").arg(m_chart->mapToValue(event->pos()).x()));
99 101 m_coordY->setText(QString("Y: %1").arg(m_chart->mapToValue(event->pos()).y()));
100 102 QGraphicsView::mouseMoveEvent(event);
101 103 }
102 104
103 105 void View::keepCallout()
104 106 {
105 107 m_tooltip = new Callout(m_chart);
106 108 }
107 109
108 110 void View::tooltip(QPointF point, bool state)
109 111 {
110 112 if (m_tooltip == 0)
111 113 m_tooltip = new Callout(m_chart);
112 114
113 115 if (state) {
114 116 m_tooltip->setText(QString("X: %1 \nY: %2 ").arg(point.x()).arg(point.y()));
115 117 QXYSeries *series = qobject_cast<QXYSeries *>(sender());
116 118 m_tooltip->setAnchor(m_chart->mapToPosition(point, series));
117 119 m_tooltip->setPos(m_chart->mapToPosition(point, series) + QPoint(10, -50));
118 120 m_tooltip->setZValue(11);
119 121 m_tooltip->show();
120 122 } else {
121 123 m_tooltip->hide();
122 124 }
123 125 }
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1 NO CONTENT: file renamed from examples/callout/view.h to demos/callout/view.h
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@@ -1,31 +1,32
1 1 CURRENTLY_BUILDING_COMPONENTS = "demos"
2 2 !include( ../config.pri ) {
3 3 error( "Couldn't find the config.pri file!" )
4 4 }
5 5
6 6 TEMPLATE = subdirs
7 7 SUBDIRS += piechartcustomization \
8 8 dynamicspline \
9 9 nesteddonuts \
10 10 qmlchart \
11 11 qmlweather \
12 12 qmlf1legends \
13 13 qmlcustomizations \
14 14 qmlcustommodel \
15 15 chartinteractions \
16 16 qmlaxes \
17 qmlcustomlegend
17 qmlcustomlegend \
18 callout
18 19
19 20 contains(QT_CONFIG, opengl) {
20 21 SUBDIRS += chartthemes \
21 22 qmloscilloscope \
22 23 chartviewer
23 24 } else {
24 25 message("OpenGL not available. Some demos are disabled")
25 26 }
26 27
27 28 contains(QT_CONFIG, multimedia) {
28 29 SUBDIRS += audio
29 30 } else {
30 31 message("QtMultimedia library not available. Some demos are disabled")
31 32 }
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1 NO CONTENT: file renamed from doc/images/examples_callout.png to doc/images/demos_callout.png
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@@ -1,67 +1,75
1 1 /*!
2 2 \page demos.html
3 3 \keyword Demos
4 4
5 5 \raw HTML
6 6 <div class="qchart">
7 7
8 8 <table>
9 9 <tr>
10 10 <td><a href="demos-chartthemes.html">Chart Themes</a></td>
11 11 <td><a href="demos-dynamicspline.html">Dynamic Spline Chart</a></td>
12 12 </tr>
13 13 <tr>
14 14 <td><a href="demos-chartthemes.html"><img src="images/demo_chartthemes_blue_cerulean.png" width="300" alt="Chart Themes" /></a></td>
15 15 <td><a href="demos-dynamicspline.html"><img src="images/demos_dynamicspline2.png" width="300" alt="Dynamic Spline" /></a></td>
16 16 </tr>
17 17
18 18 <tr>
19 19 <td><a href="demos-nesteddonuts.html">Nested Donuts Chart</a></td>
20 20 <td><a href="demos-piechartcustomization.html">Pie Chart Customization</a></td>
21 21 </tr>
22 22 <tr>
23 23 <td><a href="demos-nesteddonuts.html"><img src="images/demos_nesteddonuts.png" width="300" alt="Nested Donuts Chart" /></a></td>
24 24 <td><a href="demos-piechartcustomization.html"><img src="images/piechart_customization.png" width="300" alt="Pie Chart Customization" /></a></td>
25 25 </tr>
26 26
27 27 <tr>
28 28 <td><a href="demos-qmlchart.html">Qml Basic Charts</a></td>
29 29 <td><a href="demos-qmlaxes.html">Qml Axes</a></td>
30 30 </tr>
31 31 <tr>
32 32 <td><a href="demos-qmlchart.html"><img src="images/demos_qmlchart1.png" width="300" alt="Qml Basic Charts" /></a></td>
33 33 <td><a href="demos-qmlaxes.html"><img src="images/demos_qmlaxes1.png" width="300" alt="Qml Axes" /></a></td>
34 34 </tr>
35 35
36 36 <tr>
37 37 <td><a href="demos-qmlcustomizations.html">Qml Customizations</a></td>
38 38 <td><a href="demos-qmlcustommodel.html">Qml Custom Model</a></td>
39 39 </tr>
40 40 <tr>
41 41 <td><a href="demos-qmlcustomizations.html"><img src="images/demos_qmlcustomizations.png" width="300" alt="Qml Customizations" /></a></td>
42 42 <td><a href="demos-qmlcustommodel.html"><img src="images/demos_qmlcustommodel.png" width="300" alt="Qml Custom Model" /></a></td>
43 43 </tr>
44 44
45 45 <tr>
46 46 <td><a href="demos-qmlf1legends.html">Qml F1 Legends</a></td>
47 47 <td><a href="demos-qmloscilloscope.html">Qml Oscilloscope</a></td>
48 48 </tr>
49 49 <tr>
50 50 <td><a href="demos-qmlf1legends.html"><img src="images/demos_qmlf1legends.png" width="300" alt="Qml F1 Legends" /></a></td>
51 51 <td><a href="demos-qmloscilloscope.html"><img src="images/demos_qmloscilloscope.png" width="300" alt="Qml Oscilloscope" /></a></td>
52 52 </tr>
53 53
54 54 <tr>
55 55 <td><a href="demos-qmlweather.html">Qml Weather</a></td>
56 56 <td><a href="demos-qmlcustomlegend.html">Qml Custom Legend</a></td>
57 57 </tr>
58 58 <tr>
59 59 <td><a href="demos-qmlweather.html"><img src="images/demos_qmlweather.png" width="300" alt="Qml Weather" /></a></td>
60 60 <td><a href="demos-qmlcustomlegend.html"><img src="images/demos-qmlcustomlegend1.png" width="300" alt="Qml Custom Legend" /></a></td>
61 61 </tr>
62 <tr>
63 <td><a href="demos-callout.html">Callout</a></td>
64 <td><a href="demos-audio.html">Audio</a></td>
65 </tr>
66 <tr>
67 <td><a href="demos-callout.html"><img src="images/demos_callout.png" width="300" alt="Callout" /></a></td>
68 <td><a href="demos-audio.html"><img src="images/demos_audio.png" width="300" alt="Audio" /></a></td>
69 </tr>
62 70
63 71 </table>
64 72 </div>
65 73 \endraw
66 74
67 75 */
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@@ -1,40 +1,39
1 1 CURRENTLY_BUILDING_COMPONENTS = "examples"
2 2 !include( ../config.pri ) {
3 3 error( "Couldn't find the config.pri file!" )
4 4 }
5 5
6 6 TEMPLATE = subdirs
7 7 SUBDIRS += \
8 8 areachart \
9 9 customchart \
10 10 linechart \
11 11 percentbarchart \
12 12 piechart \
13 13 piechartdrilldown \
14 14 presenterchart \
15 15 scatterchart \
16 16 scatterinteractions \
17 17 splinechart \
18 18 stackedbarchart \
19 19 stackedbarchartdrilldown \
20 20 zoomlinechart \
21 21 modeldata \
22 22 barchart \
23 23 legend \
24 24 barmodelmapper \
25 25 qmlpiechart \
26 26 lineandbar \
27 27 horizontalbarchart \
28 28 horizontalstackedbarchart \
29 29 horizontalpercentbarchart \
30 30 donutbreakdown \
31 31 temperaturerecords \
32 32 donutchart \
33 33 multiaxis \
34 callout \
35 34 legendmarkers
36 35
37 36 !linux-arm*: {
38 37 SUBDIRS += \
39 38 datetimeaxis
40 39 }
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