HG_REPOSITORIES/LPP/INSTRUMENTATION/USERS/JEANDET/qtcharts Commit - r1096:1c6e297eef84

Added axis to QML api

Tero Ahola -

r1096:1c6e297eef84

parent child

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r1096:1c6e297eef84

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qmlplugin/declarativeaxis.cpp created 644 +69 0

@@ -0,0 +1,69
	1	/****************************************************************************
	2	**
	3	** Copyright (C) 2012 Digia Plc
	4	** All rights reserved.
	5	** For any questions to Digia, please use contact form at http://qt.digia.com
	6	**
	7	** This file is part of the Qt Commercial Charts Add-on.
	8	**
	9	** $QT_BEGIN_LICENSE$
	10	** Licensees holding valid Qt Commercial licenses may use this file in
	11	** accordance with the Qt Commercial License Agreement provided with the
	12	** Software or, alternatively, in accordance with the terms contained in
	13	** a written agreement between you and Digia.
	14	**
	15	** If you have questions regarding the use of this file, please use
	16	** contact form at http://qt.digia.com
	17	** $QT_END_LICENSE$
	18	**
	19	****************************************************************************/
	20
	21	#include "declarativeaxis.h"
	22	#include "declarativechart.h"
	23	#include <QAxis>
	24
	25	QTCOMMERCIALCHART_BEGIN_NAMESPACE
	26
	27	DeclarativeAxis::DeclarativeAxis(QObject *parent) :
	28	QAxis(parent),
	29	m_role(DeclarativeAxis::RoleX)
	30	{
	31	}
	32
	33	void DeclarativeAxis::classBegin()
	34	{
	35	}
	36
	37	void DeclarativeAxis::componentComplete()
	38	{
	39	DeclarativeChart declarativeChart = qobject_cast<DeclarativeChart >(parent());
	40	if (declarativeChart) {
	41	QChart chart = qobject_cast<QChart >(declarativeChart->m_chart);
	42	Q_ASSERT(chart);
	43	QAxis *axis = 0;
	44	if (m_role == RoleX)
	45	axis = chart->axisX();
	46	else
	47	axis = chart->axisY();
	48	Q_ASSERT(axis);
	49	// TODO?
	50	//foreach(DeclarativeCategory catecory, categories());
	51	//axis->categories()->insert(0, "Jun");
	52	// axis->categories()->insert(1, "Jul");
	53	// axis->categories()->insert(2, "Aug");
	54	// axis->categories()->insert(3, "Sep");
	55	// axis->categories()->insert(4, "Oct");
	56	// axis->categories()->insert(5, "Nov");
	57	//axis->categories()->insert(6, "Dec");
	58	}
	59	}
	60
	61	void DeclarativeAxis::setRole(AxisRole role)
	62	{
	63	// TODO: apply the role to possible parent chart
	64	m_role = role;
	65	}
	66
	67	#include "moc_declarativeaxis.cpp"
	68
	69	QTCOMMERCIALCHART_END_NAMESPACE

qmlplugin/declarativeaxis.h created 644 +58 0

@@ -0,0 +1,58
	1	/****************************************************************************
	2	**
	3	** Copyright (C) 2012 Digia Plc
	4	** All rights reserved.
	5	** For any questions to Digia, please use contact form at http://qt.digia.com
	6	**
	7	** This file is part of the Qt Commercial Charts Add-on.
	8	**
	9	** $QT_BEGIN_LICENSE$
	10	** Licensees holding valid Qt Commercial licenses may use this file in
	11	** accordance with the Qt Commercial License Agreement provided with the
	12	** Software or, alternatively, in accordance with the terms contained in
	13	** a written agreement between you and Digia.
	14	**
	15	** If you have questions regarding the use of this file, please use
	16	** contact form at http://qt.digia.com
	17	** $QT_END_LICENSE$
	18	**
	19	****************************************************************************/
	20
	21	#ifndef DECLARATIVE_AXIS_H
	22	#define DECLARATIVE_AXIS_H
	23
	24	#include "qchartglobal.h"
	25	#include <QAxis>
	26	#include <QDeclarativeParserStatus>
	27
	28	QTCOMMERCIALCHART_BEGIN_NAMESPACE
	29
	30	class DeclarativeAxis: public QAxis, public QDeclarativeParserStatus
	31	{
	32	Q_INTERFACES(QDeclarativeParserStatus)
	33	Q_OBJECT
	34	Q_PROPERTY(AxisRole role READ role WRITE setRole /NOTIFY roleChanged/)
	35	Q_ENUMS(AxisRole)
	36
	37	public:
	38	enum AxisRole {
	39	RoleX = 0,
	40	RoleY
	41	};
	42
	43	public:
	44	explicit DeclarativeAxis(QObject *parent = 0);
	45
	46	public: // from QDeclarativeParserStatus
	47	virtual void classBegin();
	48	virtual void componentComplete();
	49
	50	public:
	51	void setRole(AxisRole role);
	52	AxisRole role() { return m_role; }
	53	AxisRole m_role;
	54	};
	55
	56	QTCOMMERCIALCHART_END_NAMESPACE
	57
	58	#endif // DECLARATIVE_AXIS_H

qmlplugin/declarativechart.cpp 0 -1

             /****************************************************************************
             **
             ** Copyright (C) 2012 Digia Plc
             ** All rights reserved.
             ** For any questions to Digia, please use contact form at http://qt.digia.com
             **
             ** This file is part of the Qt Commercial Charts Add-on.
             **
             ** $QT_BEGIN_LICENSE$
             ** Licensees holding valid Qt Commercial licenses may use this file in
             ** accordance with the Qt Commercial License Agreement provided with the
             ** Software or, alternatively, in accordance with the terms contained in
             ** a written agreement between you and Digia.
             **
             ** If you have questions regarding the use of this file, please use
             ** contact form at http://qt.digia.com
             ** $QT_END_LICENSE$
             **
             ****************************************************************************/
             #include "declarativechart.h"
             #include <QPainter>
             QTCOMMERCIALCHART_BEGIN_NAMESPACE
             DeclarativeChart::DeclarativeChart(QDeclarativeItem *parent)
                 : QDeclarativeItem(parent),
                   m_chart(new QChart(this)),
                   m_legend(LegendDisabled)
             {
-                m_chart->setAnimationOptions(QChart::SeriesAnimations);
                 setFlag(QGraphicsItem::ItemHasNoContents, false);
             }
             DeclarativeChart::~DeclarativeChart()
             {
                 delete m_chart;
             }
             void DeclarativeChart::geometryChanged(const QRectF &newGeometry, const QRectF &oldGeometry)
             {
                 Q_UNUSED(oldGeometry)
                 if (newGeometry.isValid()) {
                     if (newGeometry.width() > 0 && newGeometry.height() > 0) {
                         m_chart->resize(newGeometry.width(), newGeometry.height());
                     }
                 }
             }
             void DeclarativeChart::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
             {
                 Q_UNUSED(option)
                 Q_UNUSED(widget)
                 // TODO: optimized?
                 painter->setRenderHint(QPainter::Antialiasing, true);
             }
             void DeclarativeChart::setAnimationOptions(QChart::AnimationOption animations)
             {
                 m_chart->setAnimationOptions(animations);
             }
             QChart::AnimationOption DeclarativeChart::animationOptions()
             {
                 if (m_chart->animationOptions().testFlag(QChart::AllAnimations))
                     return QChart::AllAnimations;
                 else if (m_chart->animationOptions().testFlag(QChart::GridAxisAnimations))
                     return QChart::GridAxisAnimations;
                 else if (m_chart->animationOptions().testFlag(QChart::SeriesAnimations))
                     return QChart::SeriesAnimations;
                 else
                     return QChart::NoAnimation;
             }
             void DeclarativeChart::setLegend(ChartLegend legend)
             {
                 if (legend != m_legend) {
                     m_legend = legend;
                     switch (m_legend) {
                     case LegendDisabled:
                         m_chart->legend()->setVisible(false);
                         break;
                     case LegendTop:
                         m_chart->legend()->setVisible(true);
                         m_chart->legend()->setAlignment(QLegend::AlignmentTop);
                         break;
                     case LegendBottom:
                         m_chart->legend()->setVisible(true);
                         m_chart->legend()->setAlignment(QLegend::AlignmentBottom);
                         break;
                     case LegendLeft:
                         m_chart->legend()->setVisible(true);
                         m_chart->legend()->setAlignment(QLegend::AlignmentLeft);
                         break;
                     case LegendRight:
                         m_chart->legend()->setVisible(true);
                         m_chart->legend()->setAlignment(QLegend::AlignmentRight);
                         break;
                     default:
                         m_chart->legend()->setVisible(false);
                         break;
                     }
                 }
             }
             DeclarativeChart::ChartLegend DeclarativeChart::legend()
             {
                 return m_legend;
             }
             #include "moc_declarativechart.cpp"
             QTCOMMERCIALCHART_END_NAMESPACE

qmlplugin/declarativexyseries.cpp +1 -1

             /****************************************************************************
             **
             ** Copyright (C) 2012 Digia Plc
             ** All rights reserved.
             ** For any questions to Digia, please use contact form at http://qt.digia.com
             **
             ** This file is part of the Qt Commercial Charts Add-on.
             **
             ** $QT_BEGIN_LICENSE$
             ** Licensees holding valid Qt Commercial licenses may use this file in
             ** accordance with the Qt Commercial License Agreement provided with the
             ** Software or, alternatively, in accordance with the terms contained in
             ** a written agreement between you and Digia.
             **
             ** If you have questions regarding the use of this file, please use
             ** contact form at http://qt.digia.com
             ** $QT_END_LICENSE$
             **
             ****************************************************************************/
             //#include "DeclarativeXySeries.h"
             #include "declarativexyseries.h"
             #include "qxyseries.h"
             #include "declarativechart.h"
             QTCOMMERCIALCHART_BEGIN_NAMESPACE
             DeclarativeXySeries::DeclarativeXySeries()
             {
             }
             DeclarativeXySeries::~DeclarativeXySeries()
             {
             }
             void DeclarativeXySeries::classBegin()
             {
             }
             void DeclarativeXySeries::componentComplete()
             {
                 QAbstractSeries *thisObj = reinterpret_cast<QAbstractSeries *>(series());
                 DeclarativeChart *declarativeChart = qobject_cast<DeclarativeChart *>(thisObj->parent());
                 if (declarativeChart) {
                     QChart *chart = qobject_cast<QChart *>(declarativeChart->m_chart);
                     Q_ASSERT(chart);
                     chart->addSeries(thisObj);
                 }
             }
             void DeclarativeXySeries::appendPoints(QDeclarativeListProperty<DeclarativeXyPoint> *list,
-                                                      DeclarativeXyPoint *element)
+                                                   DeclarativeXyPoint *element)
             {
                 QXYSeries *series = qobject_cast<QXYSeries *>(list->object);
                 if (series)
                     series->append(element->x(), element->y());
             }
             QTCOMMERCIALCHART_END_NAMESPACE

qmlplugin/plugin.cpp +2 0

             /****************************************************************************
             **
             ** Copyright (C) 2012 Digia Plc
             ** All rights reserved.
             ** For any questions to Digia, please use contact form at http://qt.digia.com
             **
             ** This file is part of the Qt Commercial Charts Add-on.
             **
             ** $QT_BEGIN_LICENSE$
             ** Licensees holding valid Qt Commercial licenses may use this file in
             ** accordance with the Qt Commercial License Agreement provided with the
             ** Software or, alternatively, in accordance with the terms contained in
             ** a written agreement between you and Digia.
             **
             ** If you have questions regarding the use of this file, please use
             ** contact form at http://qt.digia.com
             ** $QT_END_LICENSE$
             **
             ****************************************************************************/
             #include <QtDeclarative/qdeclarativeextensionplugin.h>
             #include <QtDeclarative/qdeclarative.h>
             #include "qchart.h"
             #include "declarativechart.h"
+            #include "declarativeaxis.h"
             #include "declarativexypoint.h"
             #include "declarativelineseries.h"
             #include "declarativesplineseries.h"
             #include "declarativeareaseries.h"
             #include "declarativescatterseries.h"
             #include "declarativebarseries.h"
             #include "declarativepieseries.h"
             QTCOMMERCIALCHART_BEGIN_NAMESPACE
             class ChartQmlPlugin : public QDeclarativeExtensionPlugin
             {
                 Q_OBJECT
             public:
                 virtual void registerTypes(const char *uri)
                 {
                     Q_ASSERT(QLatin1String(uri) == QLatin1String("QtCommercial.Chart"));
                     qmlRegisterType<DeclarativeChart>(uri, 1, 0, "Chart");
+                    qmlRegisterType<DeclarativeAxis>(uri, 1, 0, "Axis");
                     qmlRegisterType<DeclarativeXyPoint>(uri, 1, 0, "XyPoint");
                     qmlRegisterType<DeclarativeScatterSeries>(uri, 1, 0, "ScatterSeries");
                     qmlRegisterType<DeclarativeLineSeries>(uri, 1, 0, "LineSeries");
                     qmlRegisterType<DeclarativeSplineSeries>(uri, 1, 0, "SplineSeries");
                     qmlRegisterType<DeclarativeAreaSeries>(uri, 1, 0, "AreaSeries");
                     qmlRegisterType<DeclarativeBarSeries>(uri, 1, 0, "BarSeries");
                     qmlRegisterType<DeclarativePieSeries>(uri, 1, 0, "PieSeries");
                     qmlRegisterType<QPieSlice>(uri, 1, 0, "PieSlice");
                 }
             };
             #include "plugin.moc"
             QTCOMMERCIALCHART_END_NAMESPACE
             QTCOMMERCIALCHART_USE_NAMESPACE
             Q_EXPORT_PLUGIN2(qtcommercialchartqml, QT_PREPEND_NAMESPACE(ChartQmlPlugin))

qmlplugin/qmlplugin.pro +4 -2

             TEMPLATE = lib
             TARGET = qtcommercialchartqml
             CONFIG += qt plugin
             QT += declarative
             !include( ../config.pri ) {
                 error( "Couldn't find the config.pri file!" )
             }
             DESTDIR = $$CHART_BUILD_PLUGIN_DIR
             contains(QT_MAJOR_VERSION, 5) {
                 # TODO: QtQuick2 not supported by the implementation currently
                 DEFINES += QTQUICK2
             }
             OBJECTS_DIR = $$CHART_BUILD_DIR/plugin
             MOC_DIR = $$CHART_BUILD_DIR/plugin
             UI_DIR = $$CHART_BUILD_DIR/plugin
             RCC_DIR = $$CHART_BUILD_DIR/plugin
             SOURCES += \
                 plugin.cpp \
                 declarativechart.cpp \
-                declarativexyseries.cpp \
+                declarativeaxis.cpp \
                 declarativexypoint.cpp \
+                declarativexyseries.cpp \
                 declarativelineseries.cpp \
                 declarativesplineseries.cpp \
                 declarativeareaseries.cpp \
                 declarativescatterseries.cpp \
                 declarativepieseries.cpp \
                 declarativebarseries.cpp
             HEADERS += \
                 declarativechart.h \
-                declarativexyseries.h \
+                declarativeaxis.h \
                 declarativexypoint.h \
+                declarativexyseries.h \
                 declarativelineseries.h \
                 declarativesplineseries.h \
                 declarativeareaseries.h \
                 declarativescatterseries.h \
                 declarativepieseries.h \
                 declarativebarseries.h
             TARGETPATH = QtCommercial/Chart
             target.path = $$[QT_INSTALL_IMPORTS]/$$TARGETPATH
             qmldir.files += $$PWD/qmldir
             qmldir.path +=  $$[QT_INSTALL_IMPORTS]/$$TARGETPATH
             INSTALLS += target qmldir
             FILE = $$PWD/qmldir
             win32:{FILE = $$replace(FILE, "/","\\")}
             QMAKE_POST_LINK += $$QMAKE_COPY $$FILE $$CHART_BUILD_PLUGIN_DIR
             !system_build:mac: QMAKE_POST_LINK += " & $$MAC_POST_LINK_PREFIX $$MAC_PLUGINS_BIN_DIR"

src/axis/chartaxis.cpp +2 -2

             /****************************************************************************
             **
             ** Copyright (C) 2012 Digia Plc
             ** All rights reserved.
             ** For any questions to Digia, please use contact form at http://qt.digia.com
             **
             ** This file is part of the Qt Commercial Charts Add-on.
             **
             ** $QT_BEGIN_LICENSE$
             ** Licensees holding valid Qt Commercial licenses may use this file in
             ** accordance with the Qt Commercial License Agreement provided with the
             ** Software or, alternatively, in accordance with the terms contained in
             ** a written agreement between you and Digia.
             **
             ** If you have questions regarding the use of this file, please use
             ** contact form at http://qt.digia.com
             ** $QT_END_LICENSE$
             **
             ****************************************************************************/
             #include "chartaxis_p.h"
             #include "qaxis.h"
             #include "qaxis_p.h"
             #include "qaxiscategories_p.h"
             #include "chartpresenter_p.h"
             #include "chartanimator_p.h"
             #include <QPainter>
             #include <QDebug>
             #include <cmath>
             static int label_padding = 5;
             QTCOMMERCIALCHART_BEGIN_NAMESPACE
             ChartAxis::ChartAxis(QAxis *axis,ChartPresenter *presenter,AxisType type) : Chart(presenter),
                 m_chartAxis(axis),
                 m_type(type),
                 m_labelsAngle(0),
                 m_grid(new QGraphicsItemGroup(presenter->rootItem())),
                 m_shades(new QGraphicsItemGroup(presenter->rootItem())),
                 m_labels(new QGraphicsItemGroup(presenter->rootItem())),
                 m_axis(new QGraphicsItemGroup(presenter->rootItem())),
                 m_min(0),
                 m_max(0),
                 m_ticksCount(0)
             {
                 //initial initialization
                 m_axis->setZValue(ChartPresenter::AxisZValue);
                 m_axis->setHandlesChildEvents(false);
                 m_shades->setZValue(ChartPresenter::ShadesZValue);
                 m_grid->setZValue(ChartPresenter::GridZValue);
                 QObject::connect(m_chartAxis->d_ptr.data(),SIGNAL(updated()),this,SLOT(handleAxisUpdated()));
                 QObject::connect(m_chartAxis->categories()->d_ptr.data(),SIGNAL(updated()),this,SLOT(handleAxisCategoriesUpdated()));
                 handleAxisUpdated();
             }
             ChartAxis::~ChartAxis()
             {
             }
             void ChartAxis::createItems(int count)
             {
                 if (m_axis->children().size() == 0)
                     m_axis->addToGroup(new AxisItem(this));
                 for (int i = 0; i < count; ++i) {
                     m_grid->addToGroup(new QGraphicsLineItem());
                     m_labels->addToGroup(new QGraphicsSimpleTextItem());
                     m_axis->addToGroup(new QGraphicsLineItem());
                     if ((m_grid->childItems().size())%2 && m_grid->childItems().size()>2) m_shades->addToGroup(new QGraphicsRectItem());
                    }
             }
             void ChartAxis::deleteItems(int count)
             {
                 QList<QGraphicsItem *> lines = m_grid->childItems();
                 QList<QGraphicsItem *> labels = m_labels->childItems();
                 QList<QGraphicsItem *> shades = m_shades->childItems();
                 QList<QGraphicsItem *> axis = m_axis->childItems();
                 for (int i = 0; i < count; ++i) {
                     if (lines.size()%2 && lines.size() > 1) delete(shades.takeLast());
                     delete(lines.takeLast());
                     delete(labels.takeLast());
                     delete(axis.takeLast());
                 }
             }
             void ChartAxis::updateLayout(QVector<qreal> &layout)
             {
                 if (animator()) {
                     animator()->updateLayout(this,layout);
                 } else {
                     setLayout(layout);
                 }
             }
             bool ChartAxis::createLabels(QStringList &labels,qreal min, qreal max,int ticks) const
             {
                 Q_ASSERT(max>=min);
                 Q_ASSERT(ticks>1);
                 QAxisCategories* categories = m_chartAxis->categories();
                 bool category = categories->count()>0;
                 if (!category) {
                     int n = qMax(int(-floor(log10((max-min)/(ticks-1)))),0);
                     n++;
                     for (int i=0; i< ticks; i++) {
                         qreal value = min + (i * (max - min)/ (ticks-1));
                         labels << QString::number(value,'f',n);
                     }
                 } else {
                     QList<qreal> values = categories->values();
                     for (int i=0; i< ticks; i++) {
                         qreal value = (min + (i * (max - min)/ (ticks-1)));
                         int j=0;
                         for (; j<values.count(); j++) {
                             if (values.at(j) > value) break;
                         }
                         if (j!=0) value=values.at(j-1);
                         QString label = categories->label(value);
                         labels << label;
                     }
                 }
                 return category;
             }
             void ChartAxis::setAxisOpacity(qreal opacity)
             {
                 m_axis->setOpacity(opacity);
             }
             qreal ChartAxis::axisOpacity() const
             {
                 return m_axis->opacity();
             }
             void ChartAxis::setGridOpacity(qreal opacity)
             {
                 m_grid->setOpacity(opacity);
             }
             qreal ChartAxis::gridOpacity() const
             {
                 return m_grid->opacity();
             }
             void ChartAxis::setLabelsOpacity(qreal opacity)
             {
                 m_labels->setOpacity(opacity);
             }
             qreal ChartAxis::labelsOpacity() const
             {
                 return m_labels->opacity();
             }
             void ChartAxis::setShadesOpacity(qreal opacity)
             {
                 m_shades->setOpacity(opacity);
             }
             qreal ChartAxis::shadesOpacity() const
             {
                 return m_shades->opacity();
             }
             void ChartAxis::setLabelsAngle(int angle)
             {
                 foreach(QGraphicsItem* item , m_labels->childItems()) {
                       item->setRotation(angle);
                 }
                 m_labelsAngle=angle;
             }
             void ChartAxis::setLabelsPen(const QPen &pen)
             {
                 foreach(QGraphicsItem* item , m_labels->childItems()) {
                     static_cast<QGraphicsSimpleTextItem*>(item)->setPen(pen);
                 }
             }
             void ChartAxis::setLabelsBrush(const QBrush &brush)
             {
                 foreach(QGraphicsItem* item , m_labels->childItems()) {
                     static_cast<QGraphicsSimpleTextItem*>(item)->setBrush(brush);
                 }
             }
             void ChartAxis::setLabelsFont(const QFont &font)
             {
                 foreach(QGraphicsItem* item , m_labels->childItems()) {
                     static_cast<QGraphicsSimpleTextItem*>(item)->setFont(font);
                 }
             }
             void ChartAxis::setShadesBrush(const QBrush &brush)
             {
                 foreach(QGraphicsItem* item , m_shades->childItems()) {
                     static_cast<QGraphicsRectItem*>(item)->setBrush(brush);
                 }
             }
             void ChartAxis::setShadesPen(const QPen &pen)
             {
                 foreach(QGraphicsItem* item , m_shades->childItems()) {
                     static_cast<QGraphicsRectItem*>(item)->setPen(pen);
                 }
             }
             void ChartAxis::setAxisPen(const QPen &pen)
             {
                 foreach(QGraphicsItem* item , m_axis->childItems()) {
                        static_cast<QGraphicsLineItem*>(item)->setPen(pen);
                 }
             }
             void ChartAxis::setGridPen(const QPen &pen)
             {
                 foreach(QGraphicsItem* item , m_grid->childItems()) {
                     static_cast<QGraphicsLineItem*>(item)->setPen(pen);
                 }
             }
             QVector<qreal> ChartAxis::calculateLayout() const
             {
                 Q_ASSERT(m_ticksCount>=2);
                 QVector<qreal> points;
                 points.resize(m_ticksCount);
                 switch (m_type)
                 {
                     case X_AXIS:
                     {
                         const qreal deltaX = m_rect.width()/(m_ticksCount-1);
                         for (int i = 0; i < m_ticksCount; ++i) {
                              int x = i * deltaX + m_rect.left();
                              points[i] = x;
                         }
                     }
                     break;
                     case Y_AXIS:
                     {
                         const qreal deltaY = m_rect.height()/(m_ticksCount-1);
                         for (int i = 0; i < m_ticksCount; ++i) {
                              int y = i * -deltaY + m_rect.bottom();
                              points[i] = y;
                         }
                     }
                     break;
                 }
                 return points;
             }
             void ChartAxis::setLayout(QVector<qreal> &layout)
             {
             	int diff = m_layoutVector.size() - layout.size();
                 if (diff>0) {
             		deleteItems(diff);
                 } else if (diff<0) {
             		createItems(-diff);
             	}
                 if( diff!=0) handleAxisUpdated();
             	QStringList ticksList;
                 bool categories = createLabels(ticksList,m_min,m_max,layout.size());
                 QList<QGraphicsItem *> lines = m_grid->childItems();
                 QList<QGraphicsItem *> labels = m_labels->childItems();
                 QList<QGraphicsItem *> shades = m_shades->childItems();
                 QList<QGraphicsItem *> axis = m_axis->childItems();
             	Q_ASSERT(labels.size() == ticksList.size());
             	Q_ASSERT(layout.size() == ticksList.size());
             	qreal minWidth = 0;
             	qreal minHeight = 0;
             	switch (m_type)
             	{
             		case X_AXIS:
             		{
             			QGraphicsLineItem *lineItem = static_cast<QGraphicsLineItem*>(axis.at(0));
             			lineItem->setLine(m_rect.left(), m_rect.bottom(), m_rect.right(), m_rect.bottom());
             			for (int i = 0; i < layout.size(); ++i) {
             				QGraphicsLineItem *lineItem = static_cast<QGraphicsLineItem*>(lines.at(i));
             				lineItem->setLine(layout[i], m_rect.top(), layout[i], m_rect.bottom());
             				QGraphicsSimpleTextItem *labelItem = static_cast<QGraphicsSimpleTextItem*>(labels.at(i));
                             if (!categories || i<1) {
             				    labelItem->setText(ticksList.at(i));
             				    const QRectF& rect = labelItem->boundingRect();
             				    minWidth+=rect.width();
             				    minHeight=qMax(rect.height(),minHeight);
             				    QPointF center = rect.center();
             				    labelItem->setTransformOriginPoint(center.x(), center.y());
             				    labelItem->setPos(layout[i] - center.x(), m_rect.bottom() + label_padding);
                             } else {
             				    labelItem->setText(ticksList.at(i));
             			        const QRectF& rect = labelItem->boundingRect();
             			        minWidth+=rect.width();
             			        minHeight=qMax(rect.height()+label_padding,minHeight);
             				    QPointF center = rect.center();
             				    labelItem->setTransformOriginPoint(center.x(), center.y());
             				    labelItem->setPos(layout[i] - (layout[i] - layout[i-1])/2 - center.x(), m_rect.bottom() + label_padding);
             				}
                             if ((i+1)%2 && i>1) {
             					QGraphicsRectItem *rectItem = static_cast<QGraphicsRectItem*>(shades.at(i/2-1));
             					rectItem->setRect(layout[i-1],m_rect.top(),layout[i]-layout[i-1],m_rect.height());
             				}
             				lineItem = static_cast<QGraphicsLineItem*>(axis.at(i+1));
-            				lineItem->setLine(layout[i],m_rect.bottom(),layout[i],m_rect.bottom()+5);
+                            lineItem->setLine(layout[i],m_rect.bottom(),layout[i],m_rect.bottom()+5);
             			}
             		}
             		break;
             		case Y_AXIS:
             		{
             			QGraphicsLineItem *lineItem = static_cast<QGraphicsLineItem*>(axis.at(0));
             			lineItem->setLine(m_rect.left() , m_rect.top(), m_rect.left(), m_rect.bottom());
             			for (int i = 0; i < layout.size(); ++i) {
             				QGraphicsLineItem *lineItem = static_cast<QGraphicsLineItem*>(lines.at(i));
             				lineItem->setLine(m_rect.left() , layout[i], m_rect.right(), layout[i]);
             				QGraphicsSimpleTextItem *labelItem = static_cast<QGraphicsSimpleTextItem*>(labels.at(i));
                             if (!categories || i<1) {
             				    labelItem->setText(ticksList.at(i));
             				    const QRectF& rect = labelItem->boundingRect();
             				    minWidth=qMax(rect.width()+label_padding,minWidth);
             				    minHeight+=rect.height();
             				    QPointF center = rect.center();
             				    labelItem->setTransformOriginPoint(center.x(), center.y());
             				    labelItem->setPos(m_rect.left() - rect.width() - label_padding , layout[i]-center.y());
                             } else {
             				    labelItem->setText(ticksList.at(i));
             				    const QRectF& rect = labelItem->boundingRect();
             				    minWidth=qMax(rect.width(),minWidth);
             				    minHeight+=rect.height();
             				    QPointF center = rect.center();
             				    labelItem->setTransformOriginPoint(center.x(), center.y());
             				    labelItem->setPos(m_rect.left() - rect.width() - label_padding , layout[i] - (layout[i] - layout[i-1])/2 -center.y());
             				}
                             if ((i+1)%2 && i>1) {
             					QGraphicsRectItem *rectItem = static_cast<QGraphicsRectItem*>(shades.at(i/2-1));
             					rectItem->setRect(m_rect.left(),layout[i],m_rect.width(),layout[i-1]-layout[i]);
             				}
             				lineItem = static_cast<QGraphicsLineItem*>(axis.at(i+1));
-            				lineItem->setLine(m_rect.left()-5,layout[i],m_rect.left(),layout[i]);
+                            lineItem->setLine(m_rect.left()-5,layout[i],m_rect.left(),layout[i]);
             			}
             		}
             		break;
             		default:
             		    qWarning()<<"Unknown axis type";
             		break;
             	}
                 m_layoutVector=layout;
                 presenter()->setMinimumMarginWidth(this,minWidth);
                 presenter()->setMinimumMarginHeight(this,minHeight);
             }
             bool ChartAxis::isEmpty()
             {
                 return m_rect.isEmpty() || qFuzzyIsNull(m_min - m_max) || m_ticksCount==0;
             }
             //handlers
             void ChartAxis::handleAxisCategoriesUpdated()
             {
                 if (isEmpty()) return;
             	updateLayout(m_layoutVector);
             }
             void ChartAxis::handleAxisUpdated()
             {
                 if (isEmpty()) return;
                 if (m_chartAxis->isAxisVisible()) {
                     setAxisOpacity(100);
                 } else {
                     setAxisOpacity(0);
                 }
                 if (m_chartAxis->isGridLineVisible()) {
                     setGridOpacity(100);
                 } else {
                     setGridOpacity(0);
                 }
                 if (m_chartAxis->labelsVisible()) {
                     setLabelsOpacity(100);
                 } else {
                     setLabelsOpacity(0);
                 }
                 if (m_chartAxis->shadesVisible()) {
                     setShadesOpacity(m_chartAxis->shadesOpacity());
                 } else {
                     setShadesOpacity(0);
                 }
                 setLabelsAngle(m_chartAxis->labelsAngle());
                 setAxisPen(m_chartAxis->axisPen());
                 setLabelsPen(m_chartAxis->labelsPen());
                 setLabelsBrush(m_chartAxis->labelsBrush());
                 setLabelsFont(m_chartAxis->labelsFont());
                 setGridPen(m_chartAxis->gridLinePen());
                 setShadesPen(m_chartAxis->shadesPen());
                 setShadesBrush(m_chartAxis->shadesBrush());
             }
             void ChartAxis::handleRangeChanged(qreal min, qreal max,int tickCount)
             {
                 if (qFuzzyIsNull(min - max) || tickCount < 2)
                     return;
                 m_min = min;
                 m_max = max;
                 m_ticksCount= tickCount;
                 if (isEmpty()) return;
                 QVector<qreal> layout = calculateLayout();
                 updateLayout(layout);
             }
             void ChartAxis::handleGeometryChanged(const QRectF &rect)
             {
                 if(m_rect != rect)
                 {
                     m_rect = rect;
                     if (isEmpty()) return;
                     QVector<qreal> layout = calculateLayout();
                     updateLayout(layout);
                 }
             }
             void ChartAxis::axisSelected()
             {
                 qDebug()<<"TODO: axis clicked";
             }
             #include "moc_chartaxis_p.cpp"
             QTCOMMERCIALCHART_END_NAMESPACE

src/axis/qaxis.h +2 0

             /****************************************************************************
             **
             ** Copyright (C) 2012 Digia Plc
             ** All rights reserved.
             ** For any questions to Digia, please use contact form at http://qt.digia.com
             **
             ** This file is part of the Qt Commercial Charts Add-on.
             **
             ** $QT_BEGIN_LICENSE$
             ** Licensees holding valid Qt Commercial licenses may use this file in
             ** accordance with the Qt Commercial License Agreement provided with the
             ** Software or, alternatively, in accordance with the terms contained in
             ** a written agreement between you and Digia.
             **
             ** If you have questions regarding the use of this file, please use
             ** contact form at http://qt.digia.com
             ** $QT_END_LICENSE$
             **
             ****************************************************************************/
             #ifndef QAXIS_H
             #define QAXIS_H
             #include <qchartglobal.h>
             #include <qaxiscategories.h>
             #include <QPen>
             #include <QFont>
             QTCOMMERCIALCHART_BEGIN_NAMESPACE
             class QAxisPrivate;
             class QTCOMMERCIALCHART_EXPORT QAxis : public QObject
             {
             	Q_OBJECT
+                Q_PROPERTY(bool labelsVisible READ labelsVisible WRITE setLabelsVisible)
             public:
                 QAxis(QObject *parent =0);
                 ~QAxis();
                 //axis handling
                 bool isAxisVisible() const;
                 void setAxisVisible(bool visible = true);
                 void setAxisPen(const QPen &pen);
                 QPen axisPen() const;
                 //grid handling
                 bool isGridLineVisible() const;
                 void setGridLineVisible(bool visible = true);
                 void setGridLinePen(const QPen &pen);
                 QPen gridLinePen() const;
                 //labels handling
                 bool labelsVisible() const;
                 void setLabelsVisible(bool visible = true);
                 void setLabelsPen(const QPen &pen);
                 QPen labelsPen() const;
                 void setLabelsBrush(const QBrush &brush);
                 QBrush labelsBrush() const;
                 void setLabelsFont(const QFont &font);
                 QFont labelsFont() const;
                 void setLabelsAngle(int angle);
                 int labelsAngle() const;
                 //shades handling
                 bool shadesVisible() const;
                 void setShadesVisible(bool visible = true);
                 void setShadesPen(const QPen &pen);
                 QPen shadesPen() const;
                 void setShadesBrush(const QBrush &brush);
                 QBrush shadesBrush() const;
                 void setShadesOpacity(qreal opacity);
                 qreal shadesOpacity() const;
                 //range handling
                 void setMin(qreal min);
                 qreal min() const;
                 void setMax(qreal max);
                 qreal max() const;
                 void setRange(qreal min, qreal max);
                 //ticks handling
                 void setTicksCount(int count);
                 int ticksCount() const;
                 void setNiceNumbersEnabled(bool enable = true);
                 bool niceNumbersEnabled() const;
                 QAxisCategories* categories();
                 void show();
                 void hide();
             Q_SIGNALS:
             	void minChanged(qreal min);
             	void maxChanged(qreal max);
             	void rangeChanged(qreal min, qreal max);
             	void ticksCountChanged(int count);
             private:
             	QScopedPointer<QAxisPrivate> d_ptr;
                 Q_DISABLE_COPY(QAxis);
                 friend class ChartDataSet;
                 friend class ChartAxis;
             };
             QTCOMMERCIALCHART_END_NAMESPACE
             #endif /* QCHARTAXIS_H_ */

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