1 | // %flair:license{
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2 | // This file is part of the Flair framework distributed under the
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3 | // CECILL-C License, Version 1.0.
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4 | // %flair:license}
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5 | #include "DataPlot1D.h"
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6 | #include "Layout.h"
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7 | #include <QMouseEvent>
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8 | #include <QMenu>
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9 | #include <QGridLayout>
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10 | #include <qendian.h>
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11 |
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12 | DataPlot1D::DataPlot1D(Layout* parent,int row, int col,QString title,float ymin, float ymax,bool enabled,int period):
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13 | ScopeFixedStep(title,ymin,ymax,period/1000.),DataRemote(title,"DataPlot1D",parent,enabled,period) {
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14 |
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15 | setEnabled(enabled);
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16 | parent->addWidget(this,row,col);
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17 | visible_widget=this;
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18 | }
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19 |
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20 | DataPlot1D::~DataPlot1D() {
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21 | visible_widget=NULL;//because otherwise xmlwidget will delete it
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22 | }
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23 |
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24 | void DataPlot1D::XmlEvent(QDomElement dom) {
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25 | if(dom.attribute("curve")!="") {
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26 | QString type=dom.attribute("type");
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27 | int r=dom.attribute("r").toInt();
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28 | int g=dom.attribute("g").toInt();
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29 | int b=dom.attribute("b").toInt();
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30 | QString name=dom.attribute("curve");
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31 | addCurve(QPen(QColor(r,g,b,255)),name);
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32 | datas_type.append(type);
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33 | if(type=="float") {
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34 | receivesize+=sizeof(float);
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35 | } else if(type=="int8_t") {
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36 | receivesize+=sizeof(int8_t);
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37 | } else if(type=="int16_t") {
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38 | receivesize+=sizeof(int16_t);
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39 | } else {
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40 | printf("MyDataPlot1D::addCurve unknown type %s\n",type.toLocal8Bit().constData());
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41 | }
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42 | } else {
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43 | XmlSetup(dom);
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44 | }
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45 | }
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46 |
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47 | bool DataPlot1D::eventFilter(QObject *o, QEvent *e) {
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48 | if ( o == canvas() ) {
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49 | switch(e->type()) {
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50 | case QEvent::Resize: {
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51 | //resolution bug taille widgets:
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52 | setMaximumHeight(parentWidget()->height()/((QGridLayout*)(parentWidget()->layout()))->rowCount());
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53 | break;
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54 | }
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55 | case QEvent::MouseButtonPress: {
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56 | return mouseEvent((QMouseEvent*)e);
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57 | }
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58 |
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59 | default:
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60 | break;
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61 | }
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62 | }
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63 | return Scope::eventFilter(o, e);
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64 | }
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65 |
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66 | void DataPlot1D::BufEvent(char **buf,int *buf_size,uint16_t period,bool big_endian)
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67 | {
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68 | setEnabled(IsEnabled());
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69 | if(IsEnabled()==false || RefreshRate_ms()!=period) return;
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70 | double* datas=(double*)malloc(datas_type.count()*sizeof(double));
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71 |
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72 | for(int i=0;i<datas_type.count();i++) {
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73 | if(datas_type.at(i)=="float") {
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74 | uint32_t data_raw;
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75 | float* data=(float*)&data_raw;
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76 | memcpy((void*)&data_raw,*buf,sizeof(uint32_t));
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77 | *buf+=sizeof(uint32_t);
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78 | if(big_endian==true) data_raw=qFromBigEndian(data_raw);
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79 | datas[i]=*data;
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80 | } else if(datas_type.at(i)=="int8_t") {
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81 | int8_t data;
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82 | memcpy((void*)&data,*buf,sizeof(data));
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83 | *buf+=sizeof(data);
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84 | datas[i]=data;
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85 | } else if(datas_type.at(i)=="int16_t") {
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86 | int16_t data;
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87 | memcpy((void*)&data,*buf,sizeof(data));
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88 | *buf+=sizeof(data);
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89 | if(big_endian==true) data=qFromBigEndian(data);
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90 | datas[i]=data;
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91 | } else {
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92 | printf("DataPlot1D::BufEvent unknown type %s\n",datas_type.at(i).toLocal8Bit().constData());
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93 | }
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94 | }
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95 |
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96 | step_s=period/1000.;
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97 | plot(datas);
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98 | }
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99 |
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100 | //context menu
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101 | bool DataPlot1D::mouseEvent(QMouseEvent *event) {
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102 | if (event->button() == Qt::RightButton) {
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103 | QMenu *menu = new QMenu("nom", (QwtPlot*)this);
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104 | QAction *a,*b,*z;
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105 |
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106 | a=menu->addAction("reset time view");
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107 | b=menu->addAction("reset y view");
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108 | menu->addSeparator();
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109 |
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110 | appendmenu(menu);
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111 | z=execmenu((QwtPlot*)this,menu,event->globalPos());
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112 | delete menu;
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113 |
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114 | if(z==a) resetXView();
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115 | if(z==b) resetYView();
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116 |
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117 | return true;
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118 | }
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119 | return false;
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120 | }
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