| 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 "Picture.h"
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| 6 | #include "Layout.h"
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| 7 | #include <QMenu>
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| 8 | #include <QInputDialog>
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| 9 | #include <QLabel>
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| 10 | #include <QMouseEvent>
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| 11 | #include <QGroupBox>
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| 12 | #include <QVBoxLayout>
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| 13 |
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| 14 | Picture::Picture(Layout *parent, int row, int col, QString name, uint16_t width,
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| 15 | uint16_t height, bool enabled, int period)
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| 16 | : DataRemote(name, "Picture", parent, enabled, period) {
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| 17 | box = new QGroupBox(name);
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| 18 | box->setObjectName(name);
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| 19 |
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| 20 | parent->addWidget(box, row, col);
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| 21 |
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| 22 | label = new QLabel();
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| 23 |
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| 24 | layout = new QVBoxLayout;
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| 25 | layout->addWidget(label);
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| 26 | box->setLayout(layout);
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| 27 |
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| 28 | visible_widget = box;
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| 29 |
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| 30 | label->setAlignment(Qt::AlignCenter);
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| 31 |
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| 32 | im_width = width;
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| 33 | im_height = height;
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| 34 | label->setMinimumSize(width, height);
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| 35 | label->setMaximumSize(width, height);
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| 36 | receivesize = width * height;
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| 37 |
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| 38 | for (int i = 0; i < 256; i++) {
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| 39 | color_table.append(qRgb(i, i, i));
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| 40 | }
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| 41 |
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| 42 | label->installEventFilter(this);
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| 43 | }
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| 44 |
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| 45 | Picture::~Picture() { delete layout; }
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| 46 |
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| 47 | void Picture::BufEvent(char **buf, int *buf_size, uint16_t period,
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| 48 | bool big_endian) {
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| 49 | if (big_endian)
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| 50 | fprintf(stderr,"Picture::BufEvent, big endian not handled\n");
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| 51 |
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| 52 | if (IsEnabled() == false || RefreshRate_ms() != period)
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| 53 | return;
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| 54 |
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| 55 | if ((*buf_size) >= im_width * im_height) {
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| 56 | QImage image = QImage((const uchar *)*buf, im_width, im_height,
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| 57 | QImage::Format_Indexed8); // Format_RGB888);
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| 58 | *buf += im_width *im_height;
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| 59 | image.setColorTable(color_table);
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| 60 |
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| 61 | label->setPixmap(QPixmap::fromImage(image));
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| 62 | } else
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| 63 | fprintf(stderr,"buffer trop petit\n");
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| 64 | }
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| 65 |
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| 66 | bool Picture::eventFilter(QObject *o, QEvent *e) {
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| 67 | if (o == label) {
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| 68 | switch (e->type()) {
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| 69 | case QEvent::MouseButtonPress: {
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| 70 | mousePressEvent((QMouseEvent *)e);
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| 71 | break;
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| 72 | }
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| 73 |
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| 74 | default:
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| 75 | break;
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| 76 | }
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| 77 | }
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| 78 | return label->eventFilter(o, e);
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| 79 | }
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| 80 |
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| 81 | void Picture::mousePressEvent(QMouseEvent *event) {
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| 82 |
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| 83 | if (event->x() > 0 && event->x() < label->width() && event->y() > 0 &&
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| 84 | event->y() < label->height() && event->button() == Qt::RightButton) {
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| 85 |
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| 86 | QMenu *menu = new QMenu("nom", label);
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| 87 | // ajout des actions
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| 88 | QAction *a, *z;
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| 89 |
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| 90 | a = menu->addAction("get frame");
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| 91 | a->setEnabled(!auto_refresh);
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| 92 |
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| 93 | appendmenu(menu);
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| 94 | z = execmenu(label, menu, event->globalPos());
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| 95 | delete menu;
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| 96 | }
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| 97 | }
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| 98 |
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| 99 | void Picture::XmlEvent(QDomElement *dom) { XmlSetup(dom); }
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