Daviddoria at 20:22, 17 November 2011

2011-11-17T20:22:42Z

Daviddoria: Created page with '==main.cpp== #include #include "form.h" int main(int argc, char *argv[]) { QApplication app(argc, argv); MyForm form; form.show(); r…'

2011-11-17T19:01:41Z

Created page with '==main.cpp== <source lang="cpp"> #include <QApplication> #include "form.h" int main(int argc, char *argv[]) { QApplication app(argc, argv); MyForm form; form.show(); r…'

New page

==main.cpp==
<source lang="cpp">
#include <QApplication>

#include "form.h"

int main(int argc, char *argv[])
{
QApplication app(argc, argv);
MyForm form;

form.show();
return app.exec();
}

</source>

==form.h==
<source lang="cpp">
#ifndef BUTTONFORM_H
#define BUTTONFORM_H

#include "ui_form.h"

class MyForm : public QWidget, private Ui::Form
{
Q_OBJECT

public:
MyForm(QWidget *parent = 0);

public slots:

};

#endif

</source>

==form.cpp==
<source lang="cpp">
#include "form.h"

#include <qwt_plot.h>
#include <qwt_plot_curve.h>
#include <qwt_series_data.h>

MyForm::MyForm(QWidget *parent) : QWidget(parent)
{
setupUi(this);

QwtPlot *myPlot = new QwtPlot(this);

QwtPlotCurve *curve1 = new QwtPlotCurve("Curve 1");

QwtPointSeriesData myData;
QVector<QPointF> samples;
samples.push_back(QPointF(1.0,1.0));
samples.push_back(QPointF(2.0,2.0));
samples.push_back(QPointF(3.0,3.0));
samples.push_back(QPointF(4.0,5.0));
myData.setSamples(samples);

curve1->setData(&myData);

curve1->attach(myPlot);

myPlot->replot();
}

</source>

==form.ui==
<source lang="text">
<?xml version="1.0" encoding="UTF-8"?>
<ui version="4.0">
<class>Form</class>
<widget class="QWidget" name="Form">
<property name="geometry">
<rect>
<x>0</x>
<y>0</y>
<width>400</width>
<height>300</height>
</rect>
</property>
<property name="windowTitle">
<string>My Program</string>
</property>
<widget class="QLabel" name="label">
<property name="geometry">
<rect>
<x>120</x>
<y>220</y>
<width>141</width>
<height>18</height>
</rect>
</property>
<property name="text">
<string>Before click</string>
</property>
</widget>
<widget class="QDialogButtonBox" name="buttonBox">
<property name="geometry">
<rect>
<x>110</x>
<y>120</y>
<width>176</width>
<height>27</height>
</rect>
</property>
<property name="standardButtons">
<set>QDialogButtonBox::Cancel|QDialogButtonBox::Ok</set>
</property>
</widget>
</widget>
<resources/>
<connections/>
</ui>

</source>

==CMakeLists.txt==
<source lang="cmake">
cmake_minimum_required(VERSION 2.6)

PROJECT(QWT)

FIND_PACKAGE(Qt4 REQUIRED)
INCLUDE(${QT_USE_FILE})

QT4_WRAP_UI(UISrcs form.ui)
QT4_WRAP_CPP(MOCSrcs form.h)

include_directories(${include_directories} ${CMAKE_CURRENT_SOURCE_DIR} ${CMAKE_CURRENT_BINARY_DIR} /home/doriad/src/qwt-6.0/src)
link_directories(/home/doriad/src/qwt-6.0/lib)

ADD_EXECUTABLE(QWT main.cpp form.cpp ${MOCSrcs} ${UISrcs})
TARGET_LINK_LIBRARIES(QWT ${QT_LIBRARIES} qwt)

</source>

@@ Line 45: / Line 45: @@
 #include <qwt_plot_curve.h>
 #include <qwt_series_data.h>
 MyForm::MyForm(QWidget *parent) : QWidget(parent)
@@ Line 54: / Line 55: @@
    QwtPlotCurve *curve1 = new QwtPlotCurve("Curve 1");
-   curve1->setData(&myData);
+  QwtPointSeriesData* myData = new QwtPointSeriesData;
    curve1->attach(myPlot);
@@ Line 88: / Line 90: @@
     <string>My Program</string>
    </property>
-  <widget class="QLabel" name="label">
-   <property name="geometry">
-    <rect>
-     <x>120</x>
-     <y>220</y>
-     <width>141</width>
-     <height>18</height>
-    </rect>
-   </property>
-   <property name="text">
-    <string>Before click</string>
-   </property>
-  </widget>
-  <widget class="QDialogButtonBox" name="buttonBox">
-   <property name="geometry">
-    <rect>
-     <x>110</x>
-     <y>120</y>
-     <width>176</width>
-     <height>27</height>
-    </rect>
-   </property>
-   <property name="standardButtons">
-    <set>QDialogButtonBox::Cancel|QDialogButtonBox::Ok</set>
-   </property>
-  </widget>
   </widget>
   <resources/>

Qt/QWT/Plot - Revision history

Daviddoria at 20:22, 17 November 2011

Daviddoria: Created page with '==main.cpp== #include #include "form.h" int main(int argc, char *argv[]) { QApplication app(argc, argv); MyForm form; form.show(); r…'