source: flair-src/trunk/tools/FlairGCS/src/Picture.cpp@ 451

Last change on this file since 451 was 444, checked in by Sanahuja Guillaume, 3 years ago

update buffering (gcs part)
seems to work!

File size: 2.5 KB
RevLine 
[10]1// %flair:license{
[15]2// This file is part of the Flair framework distributed under the
3// CECILL-C License, Version 1.0.
[10]4// %flair:license}
[9]5#include "Picture.h"
6#include "Layout.h"
7#include <QMenu>
8#include <QInputDialog>
9#include <QLabel>
10#include <QMouseEvent>
11#include <QGroupBox>
12#include <QVBoxLayout>
13
[15]14Picture::Picture(Layout *parent, int row, int col, QString name, uint16_t width,
[437]15 uint16_t height, bool enabled, uint16_t period)
[15]16 : DataRemote(name, "Picture", parent, enabled, period) {
17 box = new QGroupBox(name);
18 box->setObjectName(name);
[9]19
[15]20 parent->addWidget(box, row, col);
[9]21
[15]22 label = new QLabel();
[9]23
[15]24 layout = new QVBoxLayout;
25 layout->addWidget(label);
26 box->setLayout(layout);
[9]27
[15]28 visible_widget = box;
[9]29
[15]30 label->setAlignment(Qt::AlignCenter);
[9]31
[15]32 im_width = width;
33 im_height = height;
34 label->setMinimumSize(width, height);
35 label->setMaximumSize(width, height);
36 receivesize = width * height;
[9]37
[15]38 for (int i = 0; i < 256; i++) {
39 color_table.append(qRgb(i, i, i));
40 }
[9]41
[15]42 label->installEventFilter(this);
[9]43}
44
[15]45Picture::~Picture() { delete layout; }
[9]46
[444]47void Picture::BufEvent(char **buf, int *buf_size, uint16_t period,uint16_t nb_buffering,bool big_endian) {
[15]48 if (big_endian)
[244]49 fprintf(stderr,"Picture::BufEvent, big endian not handled\n");
[9]50
[444]51 if (IsEnabled() == false || RefreshRate_ms() != period || NbBuffering()!=nb_buffering) return;
[9]52
[15]53 if ((*buf_size) >= im_width * im_height) {
54 QImage image = QImage((const uchar *)*buf, im_width, im_height,
55 QImage::Format_Indexed8); // Format_RGB888);
56 *buf += im_width *im_height;
57 image.setColorTable(color_table);
[9]58
[15]59 label->setPixmap(QPixmap::fromImage(image));
60 } else
[244]61 fprintf(stderr,"buffer trop petit\n");
[15]62}
[9]63
[15]64bool Picture::eventFilter(QObject *o, QEvent *e) {
65 if (o == label) {
66 switch (e->type()) {
67 case QEvent::MouseButtonPress: {
68 mousePressEvent((QMouseEvent *)e);
69 break;
[9]70 }
71
[15]72 default:
73 break;
74 }
75 }
76 return label->eventFilter(o, e);
[9]77}
78
[15]79void Picture::mousePressEvent(QMouseEvent *event) {
[9]80
[15]81 if (event->x() > 0 && event->x() < label->width() && event->y() > 0 &&
82 event->y() < label->height() && event->button() == Qt::RightButton) {
[9]83
[15]84 QMenu *menu = new QMenu("nom", label);
85 // ajout des actions
86 QAction *a, *z;
[9]87
[15]88 a = menu->addAction("get frame");
[444]89 a->setEnabled(!IsEnabled());
[9]90
[15]91 appendmenu(menu);
92 z = execmenu(label, menu, event->globalPos());
93 delete menu;
94 }
[9]95}
96
[269]97void Picture::XmlEvent(QDomElement *dom) { XmlSetup(dom); }
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