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Experimental Dial skeleton. First commit.
git-svn-id: svn://svn.openpilot.org/OpenPilot/trunk@452 ebee16cc-31ac-478f-84a7-5cbb03baadba
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12
ground/src/experimental/DialTest/DialTest.pro
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12
ground/src/experimental/DialTest/DialTest.pro
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# -------------------------------------------------
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# Project created by QtCreator 2010-04-09T22:11:43
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# -------------------------------------------------
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QT += svg
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TARGET = DialTest
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TEMPLATE = app
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SOURCES += main.cpp \
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mainwindow.cpp \
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basicdial.cpp
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HEADERS += mainwindow.h \
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basicdial.h
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FORMS += mainwindow.ui
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57
ground/src/experimental/DialTest/basicdial.cpp
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57
ground/src/experimental/DialTest/basicdial.cpp
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#include "basicdial.h"
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#include <QPainter>
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#include <QDebug>
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BasicDial::BasicDial(QWidget *parent) : QWidget(parent)
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{
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renderer = new QSvgRenderer();
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angle = 0;
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}
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void BasicDial::paintEvent(QPaintEvent *event) {
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qDebug() << "in painEvent()";
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renderBackground();
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int side = qMin(width(), height());
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QPainter painter(this);
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QSize ps = bg.size();
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QSize ws = this->size();
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QSize fs = (ws-ps)/2;
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painter.drawPixmap(QPoint(fs.width(), fs.height()), bg);
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renderNeedle(angle);
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qDebug() << "out paintEvent()";
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}
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void BasicDial::renderBackground(void) {
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int side = qMin(width(), height());
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if( bg.size() == QSize(side, side) ) {
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qDebug() << "BasicDial::renderBackground(): Size not changed! Abort rerendering stuff";
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return;
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}
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QPixmap pixmap(QSize(side, side));
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pixmap.fill(Qt::transparent);
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QPainter painter(&pixmap);
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painter.setRenderHint(QPainter::Antialiasing);
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QRectF frame( QPoint(0, 0), QPoint(side, side));
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renderer->load(QString("bg.svg"));
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renderer->render(&painter, frame);
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bg = pixmap;
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}
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void BasicDial::renderNeedle(qreal angle) {
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int side = qMin(width(), height());
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QPainter painter(this);
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painter.setRenderHint(QPainter::Antialiasing);
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painter.translate(width() / 2, height() / 2);
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painter.scale(side / 200.0, side / 200.0);
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painter.rotate(angle);
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painter.drawLine(QPoint(0,0), QPoint(0,90));
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}
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void BasicDial::setAngle(int i) {
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qDebug() << "BasicDial::setAngle()";
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angle = (qreal)i;
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update();
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}
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28
ground/src/experimental/DialTest/basicdial.h
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28
ground/src/experimental/DialTest/basicdial.h
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#ifndef BASICDIAL_H
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#define BASICDIAL_H
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#include <QSvgWidget>
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#include <QSvgRenderer>
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class BasicDial : public QWidget
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{
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Q_OBJECT
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public:
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BasicDial(QWidget *parent);
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virtual void paintEvent(QPaintEvent * event);
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public slots:
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void setAngle(int i);
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private:
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void renderBackground(void);
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void renderNeedle(qreal angle);
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QSvgRenderer *renderer;
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QPixmap bg;
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qreal angle;
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};
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#endif // BASICDIAL_H
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27
ground/src/experimental/DialTest/bg.svg
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27
ground/src/experimental/DialTest/bg.svg
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<svg
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xmlns:svg="http://www.w3.org/2000/svg"
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xmlns="http://www.w3.org/2000/svg"
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version="1.1"
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width="200"
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height="200"
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id="svg2826">
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</svg>
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84
ground/src/experimental/DialTest/bg_inkscape.svg
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84
ground/src/experimental/DialTest/bg_inkscape.svg
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@ -0,0 +1,84 @@
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xmlns:cc="http://creativecommons.org/ns#"
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xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
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xmlns:svg="http://www.w3.org/2000/svg"
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10
ground/src/experimental/DialTest/main.cpp
Normal file
10
ground/src/experimental/DialTest/main.cpp
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#include <QtGui/QApplication>
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#include "mainwindow.h"
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int main(int argc, char *argv[])
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{
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QApplication a(argc, argv);
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MainWindow w;
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w.show();
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return a.exec();
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}
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26
ground/src/experimental/DialTest/mainwindow.cpp
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26
ground/src/experimental/DialTest/mainwindow.cpp
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#include "mainwindow.h"
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#include "ui_mainwindow.h"
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MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent), ui(new Ui::MainWindow)
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{
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ui->setupUi(this);
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dial = new BasicDial(this);
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ui->dialLayout->addWidget(dial);
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connect(ui->sliderAngle, SIGNAL(valueChanged(int)), dial, SLOT(setAngle(int)));
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}
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MainWindow::~MainWindow()
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{
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delete ui;
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}
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void MainWindow::on_buttonQuit_clicked()
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{
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close();
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}
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void MainWindow::on_buttonTest_clicked()
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{
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qDebug() << "Test!";
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}
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31
ground/src/experimental/DialTest/mainwindow.h
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31
ground/src/experimental/DialTest/mainwindow.h
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#ifndef MAINWINDOW_H
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#define MAINWINDOW_H
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#include <QtGui/QMainWindow>
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#include <QDebug>
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#include "basicdial.h"
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namespace Ui
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{
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class MainWindow;
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}
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class MainWindow : public QMainWindow
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{
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Q_OBJECT
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public:
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MainWindow(QWidget *parent = 0);
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~MainWindow();
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private:
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Ui::MainWindow *ui;
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BasicDial *dial;
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private slots:
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void on_buttonTest_clicked();
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void on_buttonQuit_clicked();
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};
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#endif // MAINWINDOW_H
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64
ground/src/experimental/DialTest/mainwindow.ui
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64
ground/src/experimental/DialTest/mainwindow.ui
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<?xml version="1.0" encoding="UTF-8"?>
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<ui version="4.0">
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<class>MainWindow</class>
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<widget class="QMainWindow" name="MainWindow">
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<property name="geometry">
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<rect>
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<x>0</x>
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<y>0</y>
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<width>600</width>
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<height>400</height>
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</rect>
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</property>
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<property name="windowTitle">
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<string>MainWindow</string>
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</property>
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<widget class="QWidget" name="centralWidget">
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<layout class="QVBoxLayout" name="verticalLayout">
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<item>
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<layout class="QHBoxLayout" name="dialLayout"/>
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</item>
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<item>
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<layout class="QHBoxLayout" name="controlLayout">
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<item>
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<widget class="QPushButton" name="buttonTest">
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<property name="text">
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<string>Test</string>
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</property>
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</widget>
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</item>
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<item>
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<widget class="QSlider" name="sliderAngle">
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<property name="maximum">
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<number>360</number>
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</property>
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<property name="orientation">
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<enum>Qt::Horizontal</enum>
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</property>
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</widget>
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</item>
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<item>
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<widget class="QPushButton" name="buttonQuit">
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<property name="text">
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<string>Quit</string>
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</property>
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</widget>
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</item>
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</layout>
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</item>
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</layout>
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</widget>
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<widget class="QToolBar" name="mainToolBar">
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<attribute name="toolBarArea">
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<enum>TopToolBarArea</enum>
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</attribute>
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<attribute name="toolBarBreak">
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<bool>false</bool>
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</attribute>
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</widget>
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<widget class="QStatusBar" name="statusBar"/>
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</widget>
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<layoutdefault spacing="6" margin="11"/>
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<resources/>
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<connections/>
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</ui>
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