| 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,
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| 13 | float ymin, float ymax, bool enabled, int period)
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| 14 | : ScopeFixedStep(title, ymin, ymax, period / 1000.),
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| 15 | DataRemote(title, "DataPlot1D", parent, enabled, period) {
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| 16 |
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| 17 | setEnabled(enabled);
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| 18 | parent->addWidget(this, row, col);
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| 19 | visible_widget = this;
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| 20 | }
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| 21 |
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| 22 | DataPlot1D::~DataPlot1D() {
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| 23 | visible_widget = NULL; // because otherwise xmlwidget will delete it
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| 24 | }
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| 25 |
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| 26 | void DataPlot1D::XmlEvent(QDomElement *dom) {
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| 27 | if (dom->attribute("curve") != "") {
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| 28 | QString type = dom->attribute("type");
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| 29 | int r = dom->attribute("r").toInt();
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| 30 | int g = dom->attribute("g").toInt();
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| 31 | int b = dom->attribute("b").toInt();
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| 32 | QString name = dom->attribute("curve");
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| 33 | addCurve(QPen(QColor(r, g, b, 255)), name);
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| 34 | datas_type.append(type);
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| 35 | if (type == "float") {
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| 36 | receivesize += sizeof(float);
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| 37 | } else if (type == "int8_t") {
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| 38 | receivesize += sizeof(int8_t);
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| 39 | } else if (type == "int16_t") {
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| 40 | receivesize += sizeof(int16_t);
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| 41 | } else {
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| 42 | fprintf(stderr,"MyDataPlot1D::addCurve unknown type %s\n",
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| 43 | type.toLocal8Bit().constData());
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| 44 | }
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| 45 | } else {
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| 46 | XmlSetup(dom);
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| 47 | }
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| 48 | }
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| 49 |
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| 50 | bool DataPlot1D::eventFilter(QObject *o, QEvent *e) {
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| 51 | if (o == canvas()) {
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| 52 | switch (e->type()) {
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| 53 | case QEvent::Resize: {
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| 54 | // resolution bug taille widgets:
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| 55 | setMaximumHeight(parentWidget()->height() /
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| 56 | ((QGridLayout *)(parentWidget()->layout()))->rowCount());
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| 57 | break;
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| 58 | }
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| 59 | case QEvent::MouseButtonPress: {
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| 60 | return mouseEvent((QMouseEvent *)e);
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| 61 | }
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| 62 |
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| 63 | default:
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| 64 | break;
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| 65 | }
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| 66 | }
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| 67 | return Scope::eventFilter(o, e);
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| 68 | }
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| 69 |
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| 70 | void DataPlot1D::BufEvent(char **buf, int *buf_size, uint16_t period,
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| 71 | bool big_endian) {
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| 72 | setEnabled(IsEnabled());
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| 73 | if (IsEnabled() == false || RefreshRate_ms() != period)
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| 74 | return;
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| 75 | double *datas = (double *)malloc(datas_type.count() * sizeof(double));
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| 76 |
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| 77 | for (int i = 0; i < datas_type.count(); i++) {
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| 78 | if (datas_type.at(i) == "float") {
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| 79 | uint32_t data_raw;
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| 80 | float *data = (float *)&data_raw;
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| 81 | memcpy((void *)&data_raw, *buf, sizeof(uint32_t));
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| 82 | *buf += sizeof(uint32_t);
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| 83 | if (big_endian == true)
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| 84 | data_raw = qFromBigEndian(data_raw);
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| 85 | datas[i] = *data;
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| 86 | } else if (datas_type.at(i) == "int8_t") {
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| 87 | int8_t data;
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| 88 | memcpy((void *)&data, *buf, sizeof(data));
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| 89 | *buf += sizeof(data);
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| 90 | datas[i] = data;
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| 91 | } else if (datas_type.at(i) == "int16_t") {
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| 92 | int16_t data;
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| 93 | memcpy((void *)&data, *buf, sizeof(data));
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| 94 | *buf += sizeof(data);
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| 95 | if (big_endian == true)
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| 96 | data = qFromBigEndian(data);
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| 97 | datas[i] = data;
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| 98 | } else {
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| 99 | fprintf(stderr,"DataPlot1D::BufEvent unknown type %s\n",
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| 100 | datas_type.at(i).toLocal8Bit().constData());
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| 101 | }
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| 102 | }
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| 103 |
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| 104 | step_s = period / 1000.;
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| 105 | plot(datas);
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| 106 | free(datas);
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| 107 | }
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| 108 |
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| 109 | // context menu
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| 110 | bool DataPlot1D::mouseEvent(QMouseEvent *event) {
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| 111 | if (event->button() == Qt::RightButton) {
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| 112 | QMenu *menu = new QMenu("nom", (QwtPlot *)this);
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| 113 | QAction *resetX, *resetY, *clear,*action;
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| 114 |
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| 115 | resetX = menu->addAction("reset time view");
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| 116 | resetY = menu->addAction("reset y view");
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| 117 | menu->addSeparator();
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| 118 |
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| 119 | appendmenu(menu);
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| 120 |
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| 121 | menu->addSeparator();
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| 122 | clear = menu->addAction("clear graph");
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| 123 |
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| 124 | action = execmenu((QwtPlot *)this, menu, event->globalPos());
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| 125 | delete menu;
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| 126 |
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| 127 | if (action == resetX)
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| 128 | resetXView();
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| 129 | if (action == resetY)
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| 130 | resetYView();
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| 131 |
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| 132 | if (action == clear)
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| 133 | clearCurves();
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| 134 |
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| 135 | return true;
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| 136 | }
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| 137 | return false;
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| 138 | }
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