qvxymodelmapper.cpp
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r2845 | /****************************************************************************** | ||
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r1355 | ** | ||
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r2845 | ** Copyright (C) 2015 The Qt Company Ltd. | ||
** Contact: http://www.qt.io/licensing/ | ||||
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r1355 | ** | ||
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r2740 | ** This file is part of the Qt Charts module. | ||
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r1355 | ** | ||
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r2845 | ** $QT_BEGIN_LICENSE:COMM$ | ||
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r1355 | ** | ||
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r2845 | ** 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 http://www.qt.io/terms-conditions. For further | ||||
** information use the contact form at http://www.qt.io/contact-us. | ||||
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r1355 | ** | ||
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r2845 | ** $QT_END_LICENSE$ | ||
** | ||||
******************************************************************************/ | ||||
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r1355 | |||
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r2714 | #include <QtCharts/QVXYModelMapper> | ||
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r1252 | |||
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r2712 | QT_CHARTS_BEGIN_NAMESPACE | ||
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r1252 | |||
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r1331 | /*! | ||
\class QVXYModelMapper | ||||
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r2639 | \inmodule Qt Charts | ||
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r2712 | \brief Vertical model mapper for QXYSeries. | ||
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r1331 | |||
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r1397 | Model mappers allow you to use QAbstractItemModel derived models as a data source for a chart series. | ||
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r1379 | Vertical model mapper is used to create a connection between QXYSeries and QAbstractItemModel derived model object. | ||
It is possible to use both QAbstractItemModel and QXYSeries model API. QXYModelMapper makes sure that QXYSeries and the model are kept in sync. | ||||
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r2396 | Note: used model has to support adding/removing rows/columns and modifying the data of the cells. | ||
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r1331 | */ | ||
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r1516 | /*! | ||
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r2639 | \qmltype VXYModelMapper | ||
\instantiates QVXYModelMapper | ||||
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r2712 | \inqmlmodule QtCharts | ||
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r1516 | |||
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r2712 | \brief Vertical model mapper for QXYSeries. | ||
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r2639 | |||
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r2712 | VXYModelMapper allows you to use your own QAbstractItemModel derived model with data in columns | ||
as a data source for XYSeries based series. It is possible to use both QAbstractItemModel and | ||||
XYSeries data API to manipulate data. VXYModelMapper keeps the series and the model in sync. | ||||
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r2639 | */ | ||
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r1331 | |||
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r1507 | /*! | ||
\property QVXYModelMapper::series | ||||
\brief Defines the QXYSeries object that is used by the mapper. | ||||
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r2520 | |||
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r1507 | All the data in the series is discarded when it is set to the mapper. | ||
When new series is specified the old series is disconnected (it preserves its data) | ||||
*/ | ||||
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r1516 | /*! | ||
\qmlproperty XYSeries VXYModelMapper::series | ||||
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r1519 | Defines the XYSeries object that is used by the mapper. All the data in the series is discarded when it is set to | ||
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r1516 | the mapper. When new series is specified the old series is disconnected (it preserves its data). | ||
*/ | ||||
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r1507 | |||
/*! | ||||
\property QVXYModelMapper::model | ||||
\brief Defines the model that is used by the mapper. | ||||
*/ | ||||
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r1516 | /*! | ||
\qmlproperty SomeModel VXYModelMapper::model | ||||
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r2618 | The QAbstractItemModel based model that is used by the mapper. You need to implement the model | ||
and expose it to QML. Note: the model has to support adding/removing rows/columns and modifying | ||||
the data of the cells. | ||||
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r1516 | */ | ||
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r1507 | |||
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r1344 | /*! | ||
\property QVXYModelMapper::xColumn | ||||
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r2520 | \brief Defines which column of the model is kept in sync with the x values of QXYSeries. | ||
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r1344 | Default value is: -1 (invalid mapping) | ||
*/ | ||||
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r1516 | /*! | ||
\qmlproperty int VXYModelMapper::xColumn | ||||
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r1519 | Defines which column of the model is kept in sync with the x values of the series. Default value is -1 (invalid | ||
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r1516 | mapping). | ||
*/ | ||||
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r1344 | |||
/*! | ||||
\property QVXYModelMapper::yColumn | ||||
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r2520 | \brief Defines which column of the model is kept in sync with the y values of QXYSeries. | ||
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r1344 | Default value is: -1 (invalid mapping) | ||
*/ | ||||
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r1516 | /*! | ||
\qmlproperty int VXYModelMapper::yColumn | ||||
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r1519 | Defines which column of the model is kept in sync with the y values of the series. Default value is -1 (invalid | ||
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r1516 | mapping). | ||
*/ | ||||
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r1344 | |||
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r1507 | /*! | ||
\property QVXYModelMapper::firstRow | ||||
\brief Defines which row of the model contains the data for the first point of the series. | ||||
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r2520 | |||
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r1507 | Minimal and default value is: 0 | ||
*/ | ||||
/*! | ||||
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r1516 | \qmlproperty int VXYModelMapper::firstRow | ||
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r1507 | Defines which row of the model contains the data for the first point of the series. | ||
The default value is 0. | ||||
*/ | ||||
/*! | ||||
\property QVXYModelMapper::rowCount | ||||
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r2520 | \brief Defines the number of rows of the model that are mapped as the data for series. | ||
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r1507 | Minimal and default value is: -1 (count limited by the number of rows in the model) | ||
*/ | ||||
/*! | ||||
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r1516 | \qmlproperty int VXYModelMapper::columnCount | ||
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r1507 | Defines the number of rows of the model that are mapped as the data for series. The default value is | ||
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r1516 | -1 (count limited by the number of rows in the model). | ||
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r1507 | */ | ||
/*! | ||||
\fn void QVXYModelMapper::seriesReplaced() | ||||
Emitted when the series to which mapper is connected to has changed. | ||||
*/ | ||||
/*! | ||||
\fn void QVXYModelMapper::modelReplaced() | ||||
Emitted when the model to which mapper is connected to has changed. | ||||
*/ | ||||
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r1477 | /*! | ||
\fn void QVXYModelMapper::xColumnChanged() | ||||
Emitted when the xColumn has changed. | ||||
*/ | ||||
/*! | ||||
\fn void QVXYModelMapper::yColumnChanged() | ||||
Emitted when the yColumn has changed. | ||||
*/ | ||||
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r1507 | /*! | ||
\fn void QVXYModelMapper::firstRowChanged() | ||||
Emitted when the firstRow has changed. | ||||
*/ | ||||
/*! | ||||
\fn void QVXYModelMapper::rowCountChanged() | ||||
Emitted when the rowCount has changed. | ||||
*/ | ||||
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r1347 | /*! | ||
Constructs a mapper object which is a child of \a parent. | ||||
*/ | ||||
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r1252 | QVXYModelMapper::QVXYModelMapper(QObject *parent) : | ||
QXYModelMapper(parent) | ||||
{ | ||||
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r1310 | QXYModelMapper::setOrientation(Qt::Vertical); | ||
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r1252 | } | ||
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r2104 | QAbstractItemModel *QVXYModelMapper::model() const | ||
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r1507 | { | ||
return QXYModelMapper::model(); | ||||
} | ||||
void QVXYModelMapper::setModel(QAbstractItemModel *model) | ||||
{ | ||||
if (model != QXYModelMapper::model()) { | ||||
QXYModelMapper::setModel(model); | ||||
emit modelReplaced(); | ||||
} | ||||
} | ||||
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r2104 | QXYSeries *QVXYModelMapper::series() const | ||
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r1507 | { | ||
return QXYModelMapper::series(); | ||||
} | ||||
void QVXYModelMapper::setSeries(QXYSeries *series) | ||||
{ | ||||
if (series != QXYModelMapper::series()) { | ||||
QXYModelMapper::setSeries(series); | ||||
emit seriesReplaced(); | ||||
} | ||||
} | ||||
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r1252 | int QVXYModelMapper::xColumn() const | ||
{ | ||||
return QXYModelMapper::xSection(); | ||||
} | ||||
void QVXYModelMapper::setXColumn(int xColumn) | ||||
{ | ||||
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r1477 | if (xColumn != xSection()) { | ||
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r1920 | QXYModelMapper::setXSection(xColumn); | ||
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r1477 | emit xColumnChanged(); | ||
} | ||||
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r1252 | } | ||
int QVXYModelMapper::yColumn() const | ||||
{ | ||||
return QXYModelMapper::ySection(); | ||||
} | ||||
void QVXYModelMapper::setYColumn(int yColumn) | ||||
{ | ||||
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r1477 | if (yColumn != ySection()) { | ||
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r1920 | QXYModelMapper::setYSection(yColumn); | ||
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r1477 | emit yColumnChanged(); | ||
} | ||||
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r1252 | } | ||
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r1507 | int QVXYModelMapper::firstRow() const | ||
{ | ||||
return first(); | ||||
} | ||||
void QVXYModelMapper::setFirstRow(int firstRow) | ||||
{ | ||||
if (firstRow != first()) { | ||||
setFirst(firstRow); | ||||
emit firstRowChanged(); | ||||
} | ||||
} | ||||
int QVXYModelMapper::rowCount() const | ||||
{ | ||||
return count(); | ||||
} | ||||
void QVXYModelMapper::setRowCount(int rowCount) | ||||
{ | ||||
if (rowCount != count()) { | ||||
setCount(rowCount); | ||||
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r1922 | emit rowCountChanged(); | ||
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r1507 | } | ||
} | ||||
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r1252 | #include "moc_qvxymodelmapper.cpp" | ||
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r2712 | QT_CHARTS_END_NAMESPACE | ||