diff options
Diffstat (limited to 'examples/declarative/tutorials/extending')
44 files changed, 1060 insertions, 463 deletions
diff --git a/examples/declarative/tutorials/extending/chapter1-basics/app.qml b/examples/declarative/tutorials/extending/chapter1-basics/app.qml index 9af155cdc1..ada088d6d9 100644 --- a/examples/declarative/tutorials/extending/chapter1-basics/app.qml +++ b/examples/declarative/tutorials/extending/chapter1-basics/app.qml @@ -38,21 +38,23 @@ ** ****************************************************************************/ //![0] -import Music 1.0 +import Charts 1.0 import Qt 4.7 -Rectangle { +Item { width: 300; height: 200 - Musician { - id: aMusician - name: "Reddy the Rocker" - instrument: "Guitar" + PieChart { + id: aPieChart + anchors.centerIn: parent + width: 100; height: 100 + name: "A simple pie chart" + color: "red" } Text { - anchors.fill: parent - text: aMusician.name + " plays the " + aMusician.instrument + anchors { bottom: parent.bottom; horizontalCenter: parent.horizontalCenter; bottomMargin: 20 } + text: aPieChart.name } } //![0] diff --git a/examples/declarative/tutorials/extending/chapter1-basics/chapter1-basics.pro b/examples/declarative/tutorials/extending/chapter1-basics/chapter1-basics.pro index bd05ebe2cc..0f0416718c 100644 --- a/examples/declarative/tutorials/extending/chapter1-basics/chapter1-basics.pro +++ b/examples/declarative/tutorials/extending/chapter1-basics/chapter1-basics.pro @@ -1,5 +1,5 @@ QT += declarative -HEADERS += musician.h -SOURCES += musician.cpp \ +HEADERS += piechart.h +SOURCES += piechart.cpp \ main.cpp diff --git a/examples/declarative/tutorials/extending/chapter1-basics/main.cpp b/examples/declarative/tutorials/extending/chapter1-basics/main.cpp index 8ef6965ea8..a5dbab32d2 100644 --- a/examples/declarative/tutorials/extending/chapter1-basics/main.cpp +++ b/examples/declarative/tutorials/extending/chapter1-basics/main.cpp @@ -38,7 +38,7 @@ ** ****************************************************************************/ //![0] -#include "musician.h" +#include "piechart.h" #include <qdeclarative.h> #include <QDeclarativeView> #include <QApplication> @@ -47,7 +47,7 @@ int main(int argc, char *argv[]) { QApplication app(argc, argv); - qmlRegisterType<Musician>("Music", 1, 0, "Musician"); + qmlRegisterType<PieChart>("Charts", 1, 0, "PieChart"); QDeclarativeView view; view.setSource(QUrl::fromLocalFile("app.qml")); diff --git a/examples/declarative/tutorials/extending/chapter1-basics/piechart.cpp b/examples/declarative/tutorials/extending/chapter1-basics/piechart.cpp new file mode 100644 index 0000000000..3b9ef7160a --- /dev/null +++ b/examples/declarative/tutorials/extending/chapter1-basics/piechart.cpp @@ -0,0 +1,81 @@ +/**************************************************************************** +** +** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the documentation of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:BSD$ +** You may use this file under the terms of the BSD license as follows: +** +** "Redistribution and use in source and binary forms, with or without +** modification, are permitted provided that the following conditions are +** met: +** * Redistributions of source code must retain the above copyright +** notice, this list of conditions and the following disclaimer. +** * Redistributions in binary form must reproduce the above copyright +** notice, this list of conditions and the following disclaimer in +** the documentation and/or other materials provided with the +** distribution. +** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor +** the names of its contributors may be used to endorse or promote +** products derived from this software without specific prior written +** permission. +** +** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." +** $QT_END_LICENSE$ +** +****************************************************************************/ +#include "piechart.h" +#include <QPainter> + +//![0] +PieChart::PieChart(QDeclarativeItem *parent) + : QDeclarativeItem(parent) +{ + // need to disable this flag to draw inside a QDeclarativeItem + setFlag(QGraphicsItem::ItemHasNoContents, false); +} +//![0] + +QString PieChart::name() const +{ + return m_name; +} + +void PieChart::setName(const QString &name) +{ + m_name = name; +} + +QColor PieChart::color() const +{ + return m_color; +} + +void PieChart::setColor(const QColor &color) +{ + m_color = color; +} + +//![1] +void PieChart::paint(QPainter *painter, const QStyleOptionGraphicsItem *, QWidget *) +{ + QPen pen(m_color, 2); + painter->setPen(pen); + painter->setRenderHints(QPainter::Antialiasing, true); + painter->drawPie(boundingRect(), 90 * 16, 290 * 16); +} +//![1] + diff --git a/examples/declarative/tutorials/extending/chapter1-basics/musician.h b/examples/declarative/tutorials/extending/chapter1-basics/piechart.h index f9a0537502..aae7b26dd3 100644 --- a/examples/declarative/tutorials/extending/chapter1-basics/musician.h +++ b/examples/declarative/tutorials/extending/chapter1-basics/piechart.h @@ -37,30 +37,33 @@ ** $QT_END_LICENSE$ ** ****************************************************************************/ -#ifndef MUSICIAN_H -#define MUSICIAN_H +#ifndef PIECHART_H +#define PIECHART_H //![0] -#include <QObject> +#include <QDeclarativeItem> +#include <QColor> -class Musician : public QObject +class PieChart : public QDeclarativeItem { Q_OBJECT Q_PROPERTY(QString name READ name WRITE setName) - Q_PROPERTY(QString instrument READ instrument WRITE setInstrument) + Q_PROPERTY(QColor color READ color WRITE setColor) public: - Musician(QObject *parent = 0); + PieChart(QDeclarativeItem *parent = 0); QString name() const; void setName(const QString &name); - QString instrument() const; - void setInstrument(const QString &instrument); + QColor color() const; + void setColor(const QColor &color); + + void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = 0); private: QString m_name; - QString m_instrument; + QColor m_color; }; //![0] diff --git a/examples/declarative/tutorials/extending/chapter2-methods/app.qml b/examples/declarative/tutorials/extending/chapter2-methods/app.qml index 02d33c2f1b..0b55f7c02a 100644 --- a/examples/declarative/tutorials/extending/chapter2-methods/app.qml +++ b/examples/declarative/tutorials/extending/chapter2-methods/app.qml @@ -38,23 +38,29 @@ ** ****************************************************************************/ //![0] -import Music 1.0 +import Charts 1.0 import Qt 4.7 -Rectangle { - width: 200; height: 200 +Item { + width: 300; height: 200 - Musician { - id: aMusician - name: "Reddy the Rocker" - instrument: "Guitar" + PieChart { + id: aPieChart + anchors.centerIn: parent + width: 100; height: 100 + color: "red" - onPerformanceEnded: console.log("The performance has now ended") + onChartCleared: console.log("The chart has been cleared") } MouseArea { anchors.fill: parent - onClicked: aMusician.perform() + onClicked: aPieChart.clearChart() + } + + Text { + anchors { bottom: parent.bottom; horizontalCenter: parent.horizontalCenter; bottomMargin: 20 } + text: "Click anywhere to clear the chart" } } //![0] diff --git a/examples/declarative/tutorials/extending/chapter2-methods/chapter2-methods.pro b/examples/declarative/tutorials/extending/chapter2-methods/chapter2-methods.pro index bd05ebe2cc..0f0416718c 100644 --- a/examples/declarative/tutorials/extending/chapter2-methods/chapter2-methods.pro +++ b/examples/declarative/tutorials/extending/chapter2-methods/chapter2-methods.pro @@ -1,5 +1,5 @@ QT += declarative -HEADERS += musician.h -SOURCES += musician.cpp \ +HEADERS += piechart.h +SOURCES += piechart.cpp \ main.cpp diff --git a/examples/declarative/tutorials/extending/chapter2-methods/main.cpp b/examples/declarative/tutorials/extending/chapter2-methods/main.cpp index 8ef6965ea8..a5dbab32d2 100644 --- a/examples/declarative/tutorials/extending/chapter2-methods/main.cpp +++ b/examples/declarative/tutorials/extending/chapter2-methods/main.cpp @@ -38,7 +38,7 @@ ** ****************************************************************************/ //![0] -#include "musician.h" +#include "piechart.h" #include <qdeclarative.h> #include <QDeclarativeView> #include <QApplication> @@ -47,7 +47,7 @@ int main(int argc, char *argv[]) { QApplication app(argc, argv); - qmlRegisterType<Musician>("Music", 1, 0, "Musician"); + qmlRegisterType<PieChart>("Charts", 1, 0, "PieChart"); QDeclarativeView view; view.setSource(QUrl::fromLocalFile("app.qml")); diff --git a/examples/declarative/tutorials/extending/chapter2-methods/piechart.cpp b/examples/declarative/tutorials/extending/chapter2-methods/piechart.cpp new file mode 100644 index 0000000000..11ff7c8bff --- /dev/null +++ b/examples/declarative/tutorials/extending/chapter2-methods/piechart.cpp @@ -0,0 +1,87 @@ +/**************************************************************************** +** +** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the documentation of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:BSD$ +** You may use this file under the terms of the BSD license as follows: +** +** "Redistribution and use in source and binary forms, with or without +** modification, are permitted provided that the following conditions are +** met: +** * Redistributions of source code must retain the above copyright +** notice, this list of conditions and the following disclaimer. +** * Redistributions in binary form must reproduce the above copyright +** notice, this list of conditions and the following disclaimer in +** the documentation and/or other materials provided with the +** distribution. +** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor +** the names of its contributors may be used to endorse or promote +** products derived from this software without specific prior written +** permission. +** +** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." +** $QT_END_LICENSE$ +** +****************************************************************************/ +#include "piechart.h" +#include <QPainter> +#include <QDebug> + +PieChart::PieChart(QDeclarativeItem *parent) + : QDeclarativeItem(parent) +{ + // need to disable this flag to draw inside a QDeclarativeItem + setFlag(QGraphicsItem::ItemHasNoContents, false); +} + +QString PieChart::name() const +{ + return m_name; +} + +void PieChart::setName(const QString &name) +{ + m_name = name; +} + +QColor PieChart::color() const +{ + return m_color; +} + +void PieChart::setColor(const QColor &color) +{ + m_color = color; +} + +void PieChart::paint(QPainter *painter, const QStyleOptionGraphicsItem *, QWidget *) +{ + QPen pen(m_color, 2); + painter->setPen(pen); + painter->setRenderHints(QPainter::Antialiasing, true); + painter->drawPie(boundingRect(), 90 * 16, 290 * 16); +} + +//![0] +void PieChart::clearChart() +{ + setColor(QColor(Qt::transparent)); + update(); + + emit chartCleared(); +} +//![0] diff --git a/examples/declarative/tutorials/extending/chapter3-bindings/musician.h b/examples/declarative/tutorials/extending/chapter2-methods/piechart.h index 0b0addb997..246fd9f929 100644 --- a/examples/declarative/tutorials/extending/chapter3-bindings/musician.h +++ b/examples/declarative/tutorials/extending/chapter2-methods/piechart.h @@ -37,42 +37,44 @@ ** $QT_END_LICENSE$ ** ****************************************************************************/ -#ifndef MUSICIAN_H -#define MUSICIAN_H +#ifndef PIECHART_H +#define PIECHART_H -#include <QObject> +#include <QDeclarativeItem> +#include <QColor> //![0] -class Musician : public QObject +class PieChart : public QDeclarativeItem { //![0] Q_OBJECT Q_PROPERTY(QString name READ name WRITE setName) - Q_PROPERTY(QString instrument READ instrument WRITE setInstrument) + Q_PROPERTY(QColor color READ color WRITE setColor) //![1] - Q_PROPERTY(QString instrument READ instrument WRITE setInstrument NOTIFY instrumentChanged) public: //![1] - Musician(QObject *parent = 0); + PieChart(QDeclarativeItem *parent = 0); QString name() const; void setName(const QString &name); - QString instrument() const; - void setInstrument(const QString &instrument); + QColor color() const; + void setColor(const QColor &color); - Q_INVOKABLE void perform(); + void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = 0); //![2] + Q_INVOKABLE void clearChart(); + signals: - void instrumentChanged(); + void chartCleared(); //![2] private: QString m_name; - QString m_instrument; + QColor m_color; //![3] }; diff --git a/examples/declarative/tutorials/extending/chapter3-bindings/app.qml b/examples/declarative/tutorials/extending/chapter3-bindings/app.qml index 8bf6ecfaf6..2ff6ae1965 100644 --- a/examples/declarative/tutorials/extending/chapter3-bindings/app.qml +++ b/examples/declarative/tutorials/extending/chapter3-bindings/app.qml @@ -38,35 +38,37 @@ ** ****************************************************************************/ //![0] -import Music 1.0 +import Charts 1.0 import Qt 4.7 -Rectangle { - width: 200; height: 200 +Item { + width: 300; height: 200 - Musician { - id: reddy - name: "Reddy the Rocker" - instrument: "Guitar" - } + Row { + anchors.centerIn: parent + spacing: 20 + + PieChart { + id: chartA + width: 100; height: 100 + color: "red" + } - Musician { - id: craig - name: "Craig the Copycat" - instrument: reddy.instrument + PieChart { + id: chartB + width: 100; height: 100 + color: chartA.color + } } MouseArea { anchors.fill: parent - onClicked: { - reddy.perform() - craig.perform() - - reddy.instrument = "Drums" + onClicked: { chartA.color = "blue" } + } - reddy.perform() - craig.perform() - } + Text { + anchors { bottom: parent.bottom; horizontalCenter: parent.horizontalCenter; bottomMargin: 20 } + text: "Click anywhere to change the chart color" } } //![0] diff --git a/examples/declarative/tutorials/extending/chapter3-bindings/chapter3-bindings.pro b/examples/declarative/tutorials/extending/chapter3-bindings/chapter3-bindings.pro index bd05ebe2cc..0f0416718c 100644 --- a/examples/declarative/tutorials/extending/chapter3-bindings/chapter3-bindings.pro +++ b/examples/declarative/tutorials/extending/chapter3-bindings/chapter3-bindings.pro @@ -1,5 +1,5 @@ QT += declarative -HEADERS += musician.h -SOURCES += musician.cpp \ +HEADERS += piechart.h +SOURCES += piechart.cpp \ main.cpp diff --git a/examples/declarative/tutorials/extending/chapter3-bindings/main.cpp b/examples/declarative/tutorials/extending/chapter3-bindings/main.cpp index 8ef6965ea8..a5dbab32d2 100644 --- a/examples/declarative/tutorials/extending/chapter3-bindings/main.cpp +++ b/examples/declarative/tutorials/extending/chapter3-bindings/main.cpp @@ -38,7 +38,7 @@ ** ****************************************************************************/ //![0] -#include "musician.h" +#include "piechart.h" #include <qdeclarative.h> #include <QDeclarativeView> #include <QApplication> @@ -47,7 +47,7 @@ int main(int argc, char *argv[]) { QApplication app(argc, argv); - qmlRegisterType<Musician>("Music", 1, 0, "Musician"); + qmlRegisterType<PieChart>("Charts", 1, 0, "PieChart"); QDeclarativeView view; view.setSource(QUrl::fromLocalFile("app.qml")); diff --git a/examples/declarative/tutorials/extending/chapter3-bindings/piechart.cpp b/examples/declarative/tutorials/extending/chapter3-bindings/piechart.cpp new file mode 100644 index 0000000000..85a9762994 --- /dev/null +++ b/examples/declarative/tutorials/extending/chapter3-bindings/piechart.cpp @@ -0,0 +1,89 @@ +/**************************************************************************** +** +** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the documentation of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:BSD$ +** You may use this file under the terms of the BSD license as follows: +** +** "Redistribution and use in source and binary forms, with or without +** modification, are permitted provided that the following conditions are +** met: +** * Redistributions of source code must retain the above copyright +** notice, this list of conditions and the following disclaimer. +** * Redistributions in binary form must reproduce the above copyright +** notice, this list of conditions and the following disclaimer in +** the documentation and/or other materials provided with the +** distribution. +** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor +** the names of its contributors may be used to endorse or promote +** products derived from this software without specific prior written +** permission. +** +** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." +** $QT_END_LICENSE$ +** +****************************************************************************/ +#include "piechart.h" +#include <QPainter> +#include <QDebug> + +PieChart::PieChart(QDeclarativeItem *parent) + : QDeclarativeItem(parent) +{ + // need to disable this flag to draw inside a QDeclarativeItem + setFlag(QGraphicsItem::ItemHasNoContents, false); +} + +QString PieChart::name() const +{ + return m_name; +} + +void PieChart::setName(const QString &name) +{ + m_name = name; +} + +QColor PieChart::color() const +{ + return m_color; +} + +//![0] +void PieChart::setColor(const QColor &color) +{ + if (color != m_color) { + m_color = color; + update(); // repaint with the new color + emit colorChanged(); + } +} +//![0] + +void PieChart::paint(QPainter *painter, const QStyleOptionGraphicsItem *, QWidget *) +{ + QPen pen(m_color, 2); + painter->setPen(pen); + painter->setRenderHints(QPainter::Antialiasing, true); + painter->drawPie(boundingRect(), 90 * 16, 290 * 16); +} + +void PieChart::clearChart() +{ + setColor(QColor(Qt::transparent)); + update(); +} diff --git a/examples/declarative/tutorials/extending/chapter3-bindings/piechart.h b/examples/declarative/tutorials/extending/chapter3-bindings/piechart.h new file mode 100644 index 0000000000..164cebb65e --- /dev/null +++ b/examples/declarative/tutorials/extending/chapter3-bindings/piechart.h @@ -0,0 +1,84 @@ +/**************************************************************************** +** +** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the documentation of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:BSD$ +** You may use this file under the terms of the BSD license as follows: +** +** "Redistribution and use in source and binary forms, with or without +** modification, are permitted provided that the following conditions are +** met: +** * Redistributions of source code must retain the above copyright +** notice, this list of conditions and the following disclaimer. +** * Redistributions in binary form must reproduce the above copyright +** notice, this list of conditions and the following disclaimer in +** the documentation and/or other materials provided with the +** distribution. +** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor +** the names of its contributors may be used to endorse or promote +** products derived from this software without specific prior written +** permission. +** +** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." +** $QT_END_LICENSE$ +** +****************************************************************************/ +#ifndef PIECHART_H +#define PIECHART_H + +#include <QDeclarativeItem> +#include <QColor> + +//![0] +class PieChart : public QDeclarativeItem +{ +//![0] + Q_OBJECT + Q_PROPERTY(QString name READ name WRITE setName) + +//![1] + Q_PROPERTY(QColor color READ color WRITE setColor NOTIFY colorChanged) +public: +//![1] + + PieChart(QDeclarativeItem *parent = 0); + + QString name() const; + void setName(const QString &name); + + QColor color() const; + void setColor(const QColor &color); + + void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = 0); + + Q_INVOKABLE void clearChart(); + +//![2] +signals: + void colorChanged(); +//![2] + +private: + QString m_name; + QColor m_color; + +//![3] +}; +//![3] + +#endif + diff --git a/examples/declarative/tutorials/extending/chapter4-customPropertyTypes/app.qml b/examples/declarative/tutorials/extending/chapter4-customPropertyTypes/app.qml index d76f80120f..fcd38068c5 100644 --- a/examples/declarative/tutorials/extending/chapter4-customPropertyTypes/app.qml +++ b/examples/declarative/tutorials/extending/chapter4-customPropertyTypes/app.qml @@ -38,17 +38,23 @@ ** ****************************************************************************/ //![0] -import Music 1.0 +import Charts 1.0 import Qt 4.7 Item { + width: 300; height: 200 - Musician { - id: reddy - name: "Reddy the Rocker" - instrument: Instrument { type: "Guitar" } + PieChart { + id: chart + anchors.centerIn: parent + width: 100; height: 100 + + pieSlice: PieSlice { + anchors.fill: parent + color: "red" + } } - Component.onCompleted: console.log("Reddy plays the " + reddy.instrument.type) + Component.onCompleted: console.log("The pie is colored " + chart.pieSlice.color) } //![0] diff --git a/examples/declarative/tutorials/extending/chapter4-customPropertyTypes/chapter4-customPropertyTypes.pro b/examples/declarative/tutorials/extending/chapter4-customPropertyTypes/chapter4-customPropertyTypes.pro index aea07a0ef5..c3f5402aea 100644 --- a/examples/declarative/tutorials/extending/chapter4-customPropertyTypes/chapter4-customPropertyTypes.pro +++ b/examples/declarative/tutorials/extending/chapter4-customPropertyTypes/chapter4-customPropertyTypes.pro @@ -1,7 +1,7 @@ QT += declarative -HEADERS += musician.h \ - instrument.h -SOURCES += musician.cpp \ - instrument.cpp \ +HEADERS += piechart.h \ + pieslice.h +SOURCES += piechart.cpp \ + pieslice.cpp \ main.cpp diff --git a/examples/declarative/tutorials/extending/chapter4-customPropertyTypes/instrument.cpp b/examples/declarative/tutorials/extending/chapter4-customPropertyTypes/instrument.cpp deleted file mode 100644 index 9ca96f6386..0000000000 --- a/examples/declarative/tutorials/extending/chapter4-customPropertyTypes/instrument.cpp +++ /dev/null @@ -1,56 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). -** All rights reserved. -** Contact: Nokia Corporation (qt-info@nokia.com) -** -** This file is part of the documentation of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:BSD$ -** You may use this file under the terms of the BSD license as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor -** the names of its contributors may be used to endorse or promote -** products derived from this software without specific prior written -** permission. -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** $QT_END_LICENSE$ -** -****************************************************************************/ -#include "instrument.h" - -Instrument::Instrument(QObject *parent) - : QObject(parent) -{ -} - -QString Instrument::type() const -{ - return m_type; -} - -void Instrument::setType(const QString &type) -{ - m_type = type; -} - diff --git a/examples/declarative/tutorials/extending/chapter4-customPropertyTypes/main.cpp b/examples/declarative/tutorials/extending/chapter4-customPropertyTypes/main.cpp index d94cb036cb..fd518a255a 100644 --- a/examples/declarative/tutorials/extending/chapter4-customPropertyTypes/main.cpp +++ b/examples/declarative/tutorials/extending/chapter4-customPropertyTypes/main.cpp @@ -37,8 +37,8 @@ ** $QT_END_LICENSE$ ** ****************************************************************************/ -#include "musician.h" -#include "instrument.h" +#include "piechart.h" +#include "pieslice.h" #include <qdeclarative.h> #include <QDeclarativeView> @@ -50,10 +50,10 @@ int main(int argc, char *argv[]) //![0] QApplication app(argc, argv); - qmlRegisterType<Musician>("Music", 1, 0, "Musician"); + qmlRegisterType<PieChart>("Charts", 1, 0, "PieChart"); //![1] - qmlRegisterType<Instrument>("Music", 1, 0, "Instrument"); + qmlRegisterType<PieSlice>("Charts", 1, 0, "PieSlice"); //![1] QDeclarativeView view; diff --git a/examples/declarative/tutorials/extending/chapter2-methods/musician.cpp b/examples/declarative/tutorials/extending/chapter4-customPropertyTypes/piechart.cpp index 0ce0022251..70988542d3 100644 --- a/examples/declarative/tutorials/extending/chapter2-methods/musician.cpp +++ b/examples/declarative/tutorials/extending/chapter4-customPropertyTypes/piechart.cpp @@ -37,38 +37,36 @@ ** $QT_END_LICENSE$ ** ****************************************************************************/ -#include "musician.h" -#include <QDebug> +#include "piechart.h" +#include "pieslice.h" -Musician::Musician(QObject *parent) - : QObject(parent) +PieChart::PieChart(QDeclarativeItem *parent) + : QDeclarativeItem(parent) { + // this doesn't need to disable QGraphicsItem::ItemHasNoContents + // anymore since the drawing is now done in PieSlice } -QString Musician::name() const +QString PieChart::name() const { return m_name; } -void Musician::setName(const QString &name) +void PieChart::setName(const QString &name) { m_name = name; } -QString Musician::instrument() const +PieSlice *PieChart::pieSlice() const { - return m_instrument; -} - -void Musician::setInstrument(const QString &instrument) -{ - m_instrument = instrument; + return m_pieSlice; } //![0] -void Musician::perform() +void PieChart::setPieSlice(PieSlice *pieSlice) { - qWarning() << m_name << "is playing the" << m_instrument; - emit performanceEnded(); + m_pieSlice = pieSlice; + pieSlice->setParentItem(this); } //![0] + diff --git a/examples/declarative/tutorials/extending/chapter4-customPropertyTypes/musician.h b/examples/declarative/tutorials/extending/chapter4-customPropertyTypes/piechart.h index 8f67f61cc0..448ca7b67b 100644 --- a/examples/declarative/tutorials/extending/chapter4-customPropertyTypes/musician.h +++ b/examples/declarative/tutorials/extending/chapter4-customPropertyTypes/piechart.h @@ -37,18 +37,18 @@ ** $QT_END_LICENSE$ ** ****************************************************************************/ -#ifndef MUSICIAN_H -#define MUSICIAN_H +#ifndef PIECHART_H +#define PIECHART_H -#include <QObject> +#include <QDeclarativeItem> -class Instrument; +class PieSlice; //![0] -class Musician : public QObject +class PieChart : public QDeclarativeItem { Q_OBJECT - Q_PROPERTY(Instrument* instrument READ instrument WRITE setInstrument) + Q_PROPERTY(PieSlice* pieSlice READ pieSlice WRITE setPieSlice) //![0] Q_PROPERTY(QString name READ name WRITE setName) @@ -56,19 +56,19 @@ class Musician : public QObject public: //![1] - Musician(QObject *parent = 0); + PieChart(QDeclarativeItem *parent = 0); QString name() const; void setName(const QString &name); //![2] - Instrument *instrument() const; - void setInstrument(Instrument *instrument); + PieSlice *pieSlice() const; + void setPieSlice(PieSlice *pieSlice); //![2] private: QString m_name; - Instrument *m_instrument; + PieSlice *m_pieSlice; //![3] }; diff --git a/examples/declarative/tutorials/extending/chapter4-customPropertyTypes/pieslice.cpp b/examples/declarative/tutorials/extending/chapter4-customPropertyTypes/pieslice.cpp new file mode 100644 index 0000000000..7a420fd285 --- /dev/null +++ b/examples/declarative/tutorials/extending/chapter4-customPropertyTypes/pieslice.cpp @@ -0,0 +1,68 @@ +/**************************************************************************** +** +** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the documentation of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:BSD$ +** You may use this file under the terms of the BSD license as follows: +** +** "Redistribution and use in source and binary forms, with or without +** modification, are permitted provided that the following conditions are +** met: +** * Redistributions of source code must retain the above copyright +** notice, this list of conditions and the following disclaimer. +** * Redistributions in binary form must reproduce the above copyright +** notice, this list of conditions and the following disclaimer in +** the documentation and/or other materials provided with the +** distribution. +** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor +** the names of its contributors may be used to endorse or promote +** products derived from this software without specific prior written +** permission. +** +** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." +** $QT_END_LICENSE$ +** +****************************************************************************/ +#include "pieslice.h" + +#include <QPainter> + +PieSlice::PieSlice(QDeclarativeItem *parent) + : QDeclarativeItem(parent) +{ + // need to disable this flag to draw inside a QDeclarativeItem + setFlag(QGraphicsItem::ItemHasNoContents, false); +} + +QColor PieSlice::color() const +{ + return m_color; +} + +void PieSlice::setColor(const QColor &color) +{ + m_color = color; +} + +void PieSlice::paint(QPainter *painter, const QStyleOptionGraphicsItem *, QWidget *) +{ + QPen pen(m_color, 2); + painter->setPen(pen); + painter->setRenderHints(QPainter::Antialiasing, true); + painter->drawPie(boundingRect(), 90 * 16, 290 * 16); +} + diff --git a/examples/declarative/tutorials/extending/chapter4-customPropertyTypes/instrument.h b/examples/declarative/tutorials/extending/chapter4-customPropertyTypes/pieslice.h index 9971207f0f..085a9b8fe6 100644 --- a/examples/declarative/tutorials/extending/chapter4-customPropertyTypes/instrument.h +++ b/examples/declarative/tutorials/extending/chapter4-customPropertyTypes/pieslice.h @@ -37,25 +37,28 @@ ** $QT_END_LICENSE$ ** ****************************************************************************/ -#ifndef INSTRUMENT_H -#define INSTRUMENT_H +#ifndef PIESLICE_H +#define PIESLICE_H -#include <QObject> +#include <QDeclarativeItem> +#include <QColor> //![0] -class Instrument : public QObject +class PieSlice : public QDeclarativeItem { Q_OBJECT - Q_PROPERTY(QString type READ type WRITE setType) + Q_PROPERTY(QColor color READ color WRITE setColor) public: - Instrument(QObject *parent = 0); + PieSlice(QDeclarativeItem *parent = 0); - QString type() const; - void setType(const QString &type); + QColor color() const; + void setColor(const QColor &color); + + void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = 0); private: - QString m_type; + QColor m_color; }; //![0] diff --git a/examples/declarative/tutorials/extending/chapter5-listproperties/app.qml b/examples/declarative/tutorials/extending/chapter5-listproperties/app.qml new file mode 100644 index 0000000000..f759bc90e5 --- /dev/null +++ b/examples/declarative/tutorials/extending/chapter5-listproperties/app.qml @@ -0,0 +1,70 @@ +/**************************************************************************** +** +** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the QtDeclarative module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:BSD$ +** You may use this file under the terms of the BSD license as follows: +** +** "Redistribution and use in source and binary forms, with or without +** modification, are permitted provided that the following conditions are +** met: +** * Redistributions of source code must retain the above copyright +** notice, this list of conditions and the following disclaimer. +** * Redistributions in binary form must reproduce the above copyright +** notice, this list of conditions and the following disclaimer in +** the documentation and/or other materials provided with the +** distribution. +** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor +** the names of its contributors may be used to endorse or promote +** products derived from this software without specific prior written +** permission. +** +** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." +** $QT_END_LICENSE$ +** +****************************************************************************/ +//![0] +import Charts 1.0 +import Qt 4.7 + +Item { + width: 300; height: 200 + + PieChart { + anchors.centerIn: parent + width: 100; height: 100 + + slices: [ + PieSlice { + anchors.fill: parent + color: "red" + fromAngle: 0; angleSpan: 110 + }, + PieSlice { + anchors.fill: parent + color: "black" + fromAngle: 110; angleSpan: 50 + }, + PieSlice { + anchors.fill: parent + color: "blue" + fromAngle: 160; angleSpan: 100 + } + ] + } +} +//![0] diff --git a/examples/declarative/tutorials/extending/chapter5-listproperties/chapter5-listproperties.pro b/examples/declarative/tutorials/extending/chapter5-listproperties/chapter5-listproperties.pro new file mode 100644 index 0000000000..c3f5402aea --- /dev/null +++ b/examples/declarative/tutorials/extending/chapter5-listproperties/chapter5-listproperties.pro @@ -0,0 +1,7 @@ +QT += declarative + +HEADERS += piechart.h \ + pieslice.h +SOURCES += piechart.cpp \ + pieslice.cpp \ + main.cpp diff --git a/examples/declarative/tutorials/extending/chapter1-basics/musician.cpp b/examples/declarative/tutorials/extending/chapter5-listproperties/main.cpp index 6c42f310b9..f73c49fd24 100644 --- a/examples/declarative/tutorials/extending/chapter1-basics/musician.cpp +++ b/examples/declarative/tutorials/extending/chapter5-listproperties/main.cpp @@ -37,30 +37,22 @@ ** $QT_END_LICENSE$ ** ****************************************************************************/ -#include "musician.h" +#include "piechart.h" +#include "pieslice.h" -Musician::Musician(QObject *parent) - : QObject(parent) -{ -} - -QString Musician::name() const -{ - return m_name; -} +#include <qdeclarative.h> +#include <QDeclarativeView> +#include <QApplication> -void Musician::setName(const QString &name) +int main(int argc, char *argv[]) { - m_name = name; -} + QApplication app(argc, argv); -QString Musician::instrument() const -{ - return m_instrument; -} + qmlRegisterType<PieChart>("Charts", 1, 0, "PieChart"); + qmlRegisterType<PieSlice>("Charts", 1, 0, "PieSlice"); -void Musician::setInstrument(const QString &instrument) -{ - m_instrument = instrument; + QDeclarativeView view; + view.setSource(QUrl::fromLocalFile("app.qml")); + view.show(); + return app.exec(); } - diff --git a/examples/declarative/tutorials/extending/chapter3-bindings/musician.cpp b/examples/declarative/tutorials/extending/chapter5-listproperties/piechart.cpp index 5f9ead4bfe..2515b64280 100644 --- a/examples/declarative/tutorials/extending/chapter3-bindings/musician.cpp +++ b/examples/declarative/tutorials/extending/chapter5-listproperties/piechart.cpp @@ -37,40 +37,36 @@ ** $QT_END_LICENSE$ ** ****************************************************************************/ -#include "musician.h" -#include <QDebug> +#include "piechart.h" +#include "pieslice.h" -Musician::Musician(QObject *parent) - : QObject(parent) +PieChart::PieChart(QDeclarativeItem *parent) + : QDeclarativeItem(parent) { } -QString Musician::name() const +QString PieChart::name() const { return m_name; } -void Musician::setName(const QString &name) +void PieChart::setName(const QString &name) { m_name = name; } -QString Musician::instrument() const +//![0] +QDeclarativeListProperty<PieSlice> PieChart::slices() { - return m_instrument; + return QDeclarativeListProperty<PieSlice>(this, 0, &PieChart::append_slice); } -//![0] -void Musician::setInstrument(const QString &instrument) +void PieChart::append_slice(QDeclarativeListProperty<PieSlice> *list, PieSlice *slice) { - if (instrument != m_instrument) { - m_instrument = instrument; - emit instrumentChanged(); + PieChart *chart = qobject_cast<PieChart *>(list->object); + if (chart) { + slice->setParentItem(chart); + chart->m_slices.append(slice); } } //![0] - -void Musician::perform() -{ - qWarning() << m_name << "is playing the" << m_instrument; -} diff --git a/examples/declarative/tutorials/extending/chapter2-methods/musician.h b/examples/declarative/tutorials/extending/chapter5-listproperties/piechart.h index 86849ba237..44242513c0 100644 --- a/examples/declarative/tutorials/extending/chapter2-methods/musician.h +++ b/examples/declarative/tutorials/extending/chapter5-listproperties/piechart.h @@ -37,45 +37,39 @@ ** $QT_END_LICENSE$ ** ****************************************************************************/ -#ifndef MUSICIAN_H -#define MUSICIAN_H +#ifndef PIECHART_H +#define PIECHART_H -#include <QObject> +#include <QDeclarativeItem> + +class PieSlice; //![0] -class Musician : public QObject +class PieChart : public QDeclarativeItem { -//![0] Q_OBJECT + Q_PROPERTY(QDeclarativeListProperty<PieSlice> slices READ slices) +//![0] Q_PROPERTY(QString name READ name WRITE setName) - Q_PROPERTY(QString instrument READ instrument WRITE setInstrument) //![1] public: //![1] - - Musician(QObject *parent = 0); + PieChart(QDeclarativeItem *parent = 0); QString name() const; void setName(const QString &name); - QString instrument() const; - void setInstrument(const QString &instrument); - -//![2] - Q_INVOKABLE void perform(); - -signals: - void performanceEnded(); //![2] + QDeclarativeListProperty<PieSlice> slices(); private: - QString m_name; - QString m_instrument; + static void append_slice(QDeclarativeListProperty<PieSlice> *list, PieSlice *slice); -//![3] + QString m_name; + QList<PieSlice *> m_slices; }; -//![3] +//![2] #endif diff --git a/examples/declarative/tutorials/extending/chapter5-listproperties/pieslice.cpp b/examples/declarative/tutorials/extending/chapter5-listproperties/pieslice.cpp new file mode 100644 index 0000000000..65120f53e3 --- /dev/null +++ b/examples/declarative/tutorials/extending/chapter5-listproperties/pieslice.cpp @@ -0,0 +1,88 @@ +/**************************************************************************** +** +** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the documentation of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:BSD$ +** You may use this file under the terms of the BSD license as follows: +** +** "Redistribution and use in source and binary forms, with or without +** modification, are permitted provided that the following conditions are +** met: +** * Redistributions of source code must retain the above copyright +** notice, this list of conditions and the following disclaimer. +** * Redistributions in binary form must reproduce the above copyright +** notice, this list of conditions and the following disclaimer in +** the documentation and/or other materials provided with the +** distribution. +** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor +** the names of its contributors may be used to endorse or promote +** products derived from this software without specific prior written +** permission. +** +** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." +** $QT_END_LICENSE$ +** +****************************************************************************/ +#include "pieslice.h" + +#include <QPainter> + +PieSlice::PieSlice(QDeclarativeItem *parent) + : QDeclarativeItem(parent) +{ + // need to disable this flag to draw inside a QDeclarativeItem + setFlag(QGraphicsItem::ItemHasNoContents, false); +} + +QColor PieSlice::color() const +{ + return m_color; +} + +void PieSlice::setColor(const QColor &color) +{ + m_color = color; +} + +int PieSlice::fromAngle() const +{ + return m_fromAngle; +} + +void PieSlice::setFromAngle(int angle) +{ + m_fromAngle = angle; +} + +int PieSlice::angleSpan() const +{ + return m_angleSpan; +} + +void PieSlice::setAngleSpan(int angle) +{ + m_angleSpan = angle; +} + +void PieSlice::paint(QPainter *painter, const QStyleOptionGraphicsItem *, QWidget *) +{ + QPen pen(m_color, 2); + painter->setPen(pen); + painter->setRenderHints(QPainter::Antialiasing, true); + painter->drawPie(boundingRect(), m_fromAngle * 16, m_angleSpan * 16); +} + diff --git a/examples/declarative/tutorials/extending/chapter5-listproperties/pieslice.h b/examples/declarative/tutorials/extending/chapter5-listproperties/pieslice.h new file mode 100644 index 0000000000..7cd0c7474d --- /dev/null +++ b/examples/declarative/tutorials/extending/chapter5-listproperties/pieslice.h @@ -0,0 +1,76 @@ +/**************************************************************************** +** +** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the documentation of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:BSD$ +** You may use this file under the terms of the BSD license as follows: +** +** "Redistribution and use in source and binary forms, with or without +** modification, are permitted provided that the following conditions are +** met: +** * Redistributions of source code must retain the above copyright +** notice, this list of conditions and the following disclaimer. +** * Redistributions in binary form must reproduce the above copyright +** notice, this list of conditions and the following disclaimer in +** the documentation and/or other materials provided with the +** distribution. +** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor +** the names of its contributors may be used to endorse or promote +** products derived from this software without specific prior written +** permission. +** +** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." +** $QT_END_LICENSE$ +** +****************************************************************************/ +#ifndef PIESLICE_H +#define PIESLICE_H + +#include <QDeclarativeItem> +#include <QColor> + +//![0] +class PieSlice : public QDeclarativeItem +{ + Q_OBJECT + Q_PROPERTY(QColor color READ color WRITE setColor) + Q_PROPERTY(int fromAngle READ fromAngle WRITE setFromAngle) + Q_PROPERTY(int angleSpan READ angleSpan WRITE setAngleSpan) +//![0] + +public: + PieSlice(QDeclarativeItem *parent = 0); + + QColor color() const; + void setColor(const QColor &color); + + int fromAngle() const; + void setFromAngle(int angle); + + int angleSpan() const; + void setAngleSpan(int span); + + void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = 0); + +private: + QColor m_color; + int m_fromAngle; + int m_angleSpan; +}; + +#endif + diff --git a/examples/declarative/tutorials/extending/chapter5-plugins/instrument.cpp b/examples/declarative/tutorials/extending/chapter5-plugins/instrument.cpp deleted file mode 100644 index 9ca96f6386..0000000000 --- a/examples/declarative/tutorials/extending/chapter5-plugins/instrument.cpp +++ /dev/null @@ -1,56 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). -** All rights reserved. -** Contact: Nokia Corporation (qt-info@nokia.com) -** -** This file is part of the documentation of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:BSD$ -** You may use this file under the terms of the BSD license as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor -** the names of its contributors may be used to endorse or promote -** products derived from this software without specific prior written -** permission. -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** $QT_END_LICENSE$ -** -****************************************************************************/ -#include "instrument.h" - -Instrument::Instrument(QObject *parent) - : QObject(parent) -{ -} - -QString Instrument::type() const -{ - return m_type; -} - -void Instrument::setType(const QString &type) -{ - m_type = type; -} - diff --git a/examples/declarative/tutorials/extending/chapter5-plugins/instrument.h b/examples/declarative/tutorials/extending/chapter5-plugins/instrument.h deleted file mode 100644 index ce1e7ce808..0000000000 --- a/examples/declarative/tutorials/extending/chapter5-plugins/instrument.h +++ /dev/null @@ -1,61 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). -** All rights reserved. -** Contact: Nokia Corporation (qt-info@nokia.com) -** -** This file is part of the documentation of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:BSD$ -** You may use this file under the terms of the BSD license as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor -** the names of its contributors may be used to endorse or promote -** products derived from this software without specific prior written -** permission. -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** $QT_END_LICENSE$ -** -****************************************************************************/ -#ifndef INSTRUMENT_H -#define INSTRUMENT_H - -#include <QObject> - -class Instrument : public QObject -{ - Q_OBJECT - Q_PROPERTY(QString type READ type WRITE setType) - -public: - Instrument(QObject *parent = 0); - - QString type() const; - void setType(const QString &type); - -private: - QString m_type; -}; - -#endif - diff --git a/examples/declarative/tutorials/extending/chapter5-plugins/musician.cpp b/examples/declarative/tutorials/extending/chapter5-plugins/musician.cpp deleted file mode 100644 index e62efb197d..0000000000 --- a/examples/declarative/tutorials/extending/chapter5-plugins/musician.cpp +++ /dev/null @@ -1,67 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). -** All rights reserved. -** Contact: Nokia Corporation (qt-info@nokia.com) -** -** This file is part of the documentation of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:BSD$ -** You may use this file under the terms of the BSD license as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor -** the names of its contributors may be used to endorse or promote -** products derived from this software without specific prior written -** permission. -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** $QT_END_LICENSE$ -** -****************************************************************************/ -#include "musician.h" -#include "instrument.h" - -Musician::Musician(QObject *parent) - : QObject(parent) -{ -} - -QString Musician::name() const -{ - return m_name; -} - -void Musician::setName(const QString &name) -{ - m_name = name; -} - -Instrument *Musician::instrument() const -{ - return m_instrument; -} - -void Musician::setInstrument(Instrument *instrument) -{ - m_instrument = instrument; -} - diff --git a/examples/declarative/tutorials/extending/chapter5-plugins/qmldir b/examples/declarative/tutorials/extending/chapter5-plugins/qmldir deleted file mode 100644 index c3afd6b054..0000000000 --- a/examples/declarative/tutorials/extending/chapter5-plugins/qmldir +++ /dev/null @@ -1 +0,0 @@ -plugin chapter5-plugins lib diff --git a/examples/declarative/tutorials/extending/chapter5-plugins/app.qml b/examples/declarative/tutorials/extending/chapter6-plugins/app.qml index 9c050b873c..38ceefa356 100644 --- a/examples/declarative/tutorials/extending/chapter5-plugins/app.qml +++ b/examples/declarative/tutorials/extending/chapter6-plugins/app.qml @@ -37,17 +37,32 @@ ** $QT_END_LICENSE$ ** ****************************************************************************/ - import Qt 4.7 Item { + width: 300; height: 200 - Musician { - id: reddy - name: "Reddy the Rocker" - instrument: Instrument { type: "Guitar" } - } + PieChart { + anchors.centerIn: parent + width: 100; height: 100 - Component.onCompleted: console.log("Reddy plays the " + reddy.instrument.type) + slices: [ + PieSlice { + anchors.fill: parent + color: "red" + fromAngle: 0; angleSpan: 110 + }, + PieSlice { + anchors.fill: parent + color: "black" + fromAngle: 110; angleSpan: 50 + }, + PieSlice { + anchors.fill: parent + color: "blue" + fromAngle: 160; angleSpan: 100 + } + ] + } } diff --git a/examples/declarative/tutorials/extending/chapter5-plugins/chapter5-plugins.pro b/examples/declarative/tutorials/extending/chapter6-plugins/chapter6-plugins.pro index 483da8fc9a..1ffbf29925 100644 --- a/examples/declarative/tutorials/extending/chapter5-plugins/chapter5-plugins.pro +++ b/examples/declarative/tutorials/extending/chapter6-plugins/chapter6-plugins.pro @@ -6,13 +6,13 @@ DESTDIR = lib OBJECTS_DIR = tmp MOC_DIR = tmp -HEADERS += musician.h \ - instrument.h \ - musicplugin.h +HEADERS += piechart.h \ + pieslice.h \ + chartsplugin.h -SOURCES += musician.cpp \ - instrument.cpp \ - musicplugin.cpp +SOURCES += piechart.cpp \ + pieslice.cpp \ + chartsplugin.cpp symbian { include($$QT_SOURCE_TREE/examples/symbianpkgrules.pri) diff --git a/examples/declarative/tutorials/extending/chapter5-plugins/musicplugin.cpp b/examples/declarative/tutorials/extending/chapter6-plugins/chartsplugin.cpp index 76acf0144d..5aa2a4bcbe 100644 --- a/examples/declarative/tutorials/extending/chapter5-plugins/musicplugin.cpp +++ b/examples/declarative/tutorials/extending/chapter6-plugins/chartsplugin.cpp @@ -37,18 +37,18 @@ ** $QT_END_LICENSE$ ** ****************************************************************************/ -#include "musicplugin.h" +#include "chartsplugin.h" //![0] -#include "musician.h" -#include "instrument.h" +#include "piechart.h" +#include "pieslice.h" #include <QtDeclarative/qdeclarative.h> -void MusicPlugin::registerTypes(const char *uri) +void ChartsPlugin::registerTypes(const char *uri) { - qmlRegisterType<Musician>(uri, 1, 0, "Musician"); - qmlRegisterType<Instrument>(uri, 1, 0, "Instrument"); + qmlRegisterType<PieChart>(uri, 1, 0, "PieChart"); + qmlRegisterType<PieSlice>(uri, 1, 0, "PieSlice"); } -Q_EXPORT_PLUGIN2(musicplugin, MusicPlugin); +Q_EXPORT_PLUGIN2(chartsplugin, ChartsPlugin); //![0] diff --git a/examples/declarative/tutorials/extending/chapter5-plugins/musicplugin.h b/examples/declarative/tutorials/extending/chapter6-plugins/chartsplugin.h index d6a5392431..797d1e7a85 100644 --- a/examples/declarative/tutorials/extending/chapter5-plugins/musicplugin.h +++ b/examples/declarative/tutorials/extending/chapter6-plugins/chartsplugin.h @@ -37,13 +37,13 @@ ** $QT_END_LICENSE$ ** ****************************************************************************/ -#ifndef MUSICPLUGIN_H -#define MUSICPLUGIN_H +#ifndef CHARTSPLUGIN_H +#define CHARTSPLUGIN_H //![0] #include <QtDeclarative/QDeclarativeExtensionPlugin> -class MusicPlugin : public QDeclarativeExtensionPlugin +class ChartsPlugin : public QDeclarativeExtensionPlugin { Q_OBJECT public: diff --git a/examples/declarative/tutorials/extending/chapter4-customPropertyTypes/musician.cpp b/examples/declarative/tutorials/extending/chapter6-plugins/piechart.cpp index e62efb197d..4e6ee5c698 100644 --- a/examples/declarative/tutorials/extending/chapter4-customPropertyTypes/musician.cpp +++ b/examples/declarative/tutorials/extending/chapter6-plugins/piechart.cpp @@ -37,31 +37,35 @@ ** $QT_END_LICENSE$ ** ****************************************************************************/ -#include "musician.h" -#include "instrument.h" +#include "piechart.h" +#include "pieslice.h" -Musician::Musician(QObject *parent) - : QObject(parent) +PieChart::PieChart(QDeclarativeItem *parent) + : QDeclarativeItem(parent) { } -QString Musician::name() const +QString PieChart::name() const { return m_name; } -void Musician::setName(const QString &name) +void PieChart::setName(const QString &name) { m_name = name; } -Instrument *Musician::instrument() const +QDeclarativeListProperty<PieSlice> PieChart::slices() { - return m_instrument; + return QDeclarativeListProperty<PieSlice>(this, 0, &PieChart::append_slice); } -void Musician::setInstrument(Instrument *instrument) +void PieChart::append_slice(QDeclarativeListProperty<PieSlice> *list, PieSlice *slice) { - m_instrument = instrument; + PieChart *chart = qobject_cast<PieChart *>(list->object); + if (chart) { + slice->setParentItem(chart); + chart->m_slices.append(slice); + } } diff --git a/examples/declarative/tutorials/extending/chapter5-plugins/musician.h b/examples/declarative/tutorials/extending/chapter6-plugins/piechart.h index b92063131c..d6e443993a 100644 --- a/examples/declarative/tutorials/extending/chapter5-plugins/musician.h +++ b/examples/declarative/tutorials/extending/chapter6-plugins/piechart.h @@ -37,31 +37,32 @@ ** $QT_END_LICENSE$ ** ****************************************************************************/ -#ifndef MUSICIAN_H -#define MUSICIAN_H +#ifndef PIECHART_H +#define PIECHART_H -#include <QObject> +#include <QDeclarativeItem> -class Instrument; +class PieSlice; -class Musician : public QObject +class PieChart : public QDeclarativeItem { Q_OBJECT + Q_PROPERTY(QDeclarativeListProperty<PieSlice> slices READ slices) Q_PROPERTY(QString name READ name WRITE setName) - Q_PROPERTY(Instrument* instrument READ instrument WRITE setInstrument) public: - Musician(QObject *parent = 0); + PieChart(QDeclarativeItem *parent = 0); QString name() const; void setName(const QString &name); - Instrument *instrument() const; - void setInstrument(Instrument *instrument); + QDeclarativeListProperty<PieSlice> slices(); private: + static void append_slice(QDeclarativeListProperty<PieSlice> *list, PieSlice *slice); + QString m_name; - Instrument *m_instrument; + QList<PieSlice *> m_slices; }; #endif diff --git a/examples/declarative/tutorials/extending/chapter6-plugins/pieslice.cpp b/examples/declarative/tutorials/extending/chapter6-plugins/pieslice.cpp new file mode 100644 index 0000000000..65120f53e3 --- /dev/null +++ b/examples/declarative/tutorials/extending/chapter6-plugins/pieslice.cpp @@ -0,0 +1,88 @@ +/**************************************************************************** +** +** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the documentation of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:BSD$ +** You may use this file under the terms of the BSD license as follows: +** +** "Redistribution and use in source and binary forms, with or without +** modification, are permitted provided that the following conditions are +** met: +** * Redistributions of source code must retain the above copyright +** notice, this list of conditions and the following disclaimer. +** * Redistributions in binary form must reproduce the above copyright +** notice, this list of conditions and the following disclaimer in +** the documentation and/or other materials provided with the +** distribution. +** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor +** the names of its contributors may be used to endorse or promote +** products derived from this software without specific prior written +** permission. +** +** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." +** $QT_END_LICENSE$ +** +****************************************************************************/ +#include "pieslice.h" + +#include <QPainter> + +PieSlice::PieSlice(QDeclarativeItem *parent) + : QDeclarativeItem(parent) +{ + // need to disable this flag to draw inside a QDeclarativeItem + setFlag(QGraphicsItem::ItemHasNoContents, false); +} + +QColor PieSlice::color() const +{ + return m_color; +} + +void PieSlice::setColor(const QColor &color) +{ + m_color = color; +} + +int PieSlice::fromAngle() const +{ + return m_fromAngle; +} + +void PieSlice::setFromAngle(int angle) +{ + m_fromAngle = angle; +} + +int PieSlice::angleSpan() const +{ + return m_angleSpan; +} + +void PieSlice::setAngleSpan(int angle) +{ + m_angleSpan = angle; +} + +void PieSlice::paint(QPainter *painter, const QStyleOptionGraphicsItem *, QWidget *) +{ + QPen pen(m_color, 2); + painter->setPen(pen); + painter->setRenderHints(QPainter::Antialiasing, true); + painter->drawPie(boundingRect(), m_fromAngle * 16, m_angleSpan * 16); +} + diff --git a/examples/declarative/tutorials/extending/chapter6-plugins/pieslice.h b/examples/declarative/tutorials/extending/chapter6-plugins/pieslice.h new file mode 100644 index 0000000000..a3afd25d60 --- /dev/null +++ b/examples/declarative/tutorials/extending/chapter6-plugins/pieslice.h @@ -0,0 +1,74 @@ +/**************************************************************************** +** +** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the documentation of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:BSD$ +** You may use this file under the terms of the BSD license as follows: +** +** "Redistribution and use in source and binary forms, with or without +** modification, are permitted provided that the following conditions are +** met: +** * Redistributions of source code must retain the above copyright +** notice, this list of conditions and the following disclaimer. +** * Redistributions in binary form must reproduce the above copyright +** notice, this list of conditions and the following disclaimer in +** the documentation and/or other materials provided with the +** distribution. +** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor +** the names of its contributors may be used to endorse or promote +** products derived from this software without specific prior written +** permission. +** +** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." +** $QT_END_LICENSE$ +** +****************************************************************************/ +#ifndef PIESLICE_H +#define PIESLICE_H + +#include <QDeclarativeItem> +#include <QColor> + +class PieSlice : public QDeclarativeItem +{ + Q_OBJECT + Q_PROPERTY(QColor color READ color WRITE setColor) + Q_PROPERTY(int fromAngle READ fromAngle WRITE setFromAngle) + Q_PROPERTY(int angleSpan READ angleSpan WRITE setAngleSpan) + +public: + PieSlice(QDeclarativeItem *parent = 0); + + QColor color() const; + void setColor(const QColor &color); + + int fromAngle() const; + void setFromAngle(int angle); + + int angleSpan() const; + void setAngleSpan(int span); + + void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = 0); + +private: + QColor m_color; + int m_fromAngle; + int m_angleSpan; +}; + +#endif + diff --git a/examples/declarative/tutorials/extending/chapter6-plugins/qmldir b/examples/declarative/tutorials/extending/chapter6-plugins/qmldir new file mode 100644 index 0000000000..a83bf85ddb --- /dev/null +++ b/examples/declarative/tutorials/extending/chapter6-plugins/qmldir @@ -0,0 +1 @@ +plugin chapter6-plugins lib diff --git a/examples/declarative/tutorials/extending/extending.pro b/examples/declarative/tutorials/extending/extending.pro index 0c86fed2d1..967473fda0 100644 --- a/examples/declarative/tutorials/extending/extending.pro +++ b/examples/declarative/tutorials/extending/extending.pro @@ -5,5 +5,6 @@ SUBDIRS += \ chapter2-methods \ chapter3-bindings \ chapter4-customPropertyTypes \ - chapter5-plugins + chapter5-listproperties \ + chapter6-plugins |