qt_demoe/videopanel/frmmain.cpp

379 lines
10 KiB
C++

#include "frmmain.h"
#include "ui_frmmain.h"
#pragma execution_character_set("utf-8")
frmMain::frmMain(QWidget *parent) : QWidget(parent), ui(new Ui::frmMain)
{
ui->setupUi(this);
this->initForm();
this->initMenu();
this->show_video_all();
QTimer::singleShot(1000, this, SLOT(play_video_all()));
}
frmMain::~frmMain()
{
delete ui;
}
bool frmMain::eventFilter(QObject *watched, QEvent *event)
{
if (event->type() == QEvent::MouseButtonDblClick) {
QLabel *widget = (QLabel *) watched;
if (!videoMax) {
videoMax = true;
hide_video_all();
ui->gridLayout->addWidget(widget, 0, 0);
widget->setVisible(true);
} else {
videoMax = false;
show_video_all();
}
widget->setFocus();
} else if (event->type() == QEvent::MouseButtonPress) {
if (qApp->mouseButtons() == Qt::RightButton) {
videoMenu->exec(QCursor::pos());
}
}
return QWidget::eventFilter(watched, event);
}
void frmMain::initForm()
{
//设置样式表
QStringList qss;
qss.append("QFrame{border:2px solid #000000;}");
qss.append("QLabel{font:75 25px;color:#F0F0F0;border:2px solid #AAAAAA;background:#000000;}");
qss.append("QLabel:focus{border:2px solid #00BB9E;background:#555555;}");
ui->frame->setStyleSheet(qss.join(""));
videoMax = false;
videoCount = 16;
videoType = "1_16";
for (int i = 0; i < videoCount; i++) {
QLabel *widget = new QLabel;
widget->setObjectName(QString("video%1").arg(i + 1));
widget->installEventFilter(this);
widget->setFocusPolicy(Qt::StrongFocus);
widget->setAlignment(Qt::AlignCenter);
//二选一可以选择显示文字,也可以选择显示背景图片
//widget->setText(QString("通道 %1").arg(i + 1));
widget->setPixmap(QPixmap(":/bg_novideo.png"));
widgets.append(widget);
}
}
void frmMain::initMenu()
{
videoMenu = new QMenu(this);
videoMenu->addAction("截图当前视频", this, SLOT(snapshot_video_one()));
videoMenu->addAction("截图所有视频", this, SLOT(snapshot_video_all()));
videoMenu->addSeparator();
QMenu *menu4 = videoMenu->addMenu("切换到4画面");
menu4->addAction("通道1-通道4", this, SLOT(show_video_4()));
menu4->addAction("通道5-通道8", this, SLOT(show_video_4()));
menu4->addAction("通道9-通道12", this, SLOT(show_video_4()));
menu4->addAction("通道13-通道16", this, SLOT(show_video_4()));
QMenu *menu6 = videoMenu->addMenu("切换到6画面");
menu6->addAction("通道1-通道6", this, SLOT(show_video_6()));
menu6->addAction("通道6-通道11", this, SLOT(show_video_6()));
menu6->addAction("通道11-通道16", this, SLOT(show_video_6()));
QMenu *menu8 = videoMenu->addMenu("切换到8画面");
menu8->addAction("通道1-通道8", this, SLOT(show_video_8()));
menu8->addAction("通道9-通道16", this, SLOT(show_video_8()));
QMenu *menu9 = videoMenu->addMenu("切换到9画面");
menu9->addAction("通道1-通道9", this, SLOT(show_video_9()));
menu9->addAction("通道8-通道16", this, SLOT(show_video_9()));
videoMenu->addAction("切换到16画面", this, SLOT(show_video_16()));
}
void frmMain::play_video_all()
{
}
void frmMain::snapshot_video_one()
{
}
void frmMain::snapshot_video_all()
{
}
void frmMain::show_video_all()
{
if (videoType == "1_4") {
change_video_4(0);
} else if (videoType == "5_8") {
change_video_4(4);
} else if (videoType == "9_12") {
change_video_4(8);
} else if (videoType == "13_16") {
change_video_4(12);
} else if (videoType == "1_6") {
change_video_6(0);
} else if (videoType == "6_11") {
change_video_6(5);
} else if (videoType == "11_16") {
change_video_6(10);
} else if (videoType == "1_8") {
change_video_8(0);
} else if (videoType == "9_16") {
change_video_8(8);
} else if (videoType == "1_9") {
change_video_9(0);
} else if (videoType == "8_16") {
change_video_9(7);
} else if (videoType == "1_16") {
change_video_16(0);
}
}
void frmMain::show_video_4()
{
videoMax = false;
QString videoType;
int index = 0;
QAction *action = (QAction *)sender();
QString name = action->text();
if (name == "通道1-通道4") {
index = 0;
videoType = "1_4";
} else if (name == "通道5-通道8") {
index = 4;
videoType = "5_8";
} else if (name == "通道9-通道12") {
index = 8;
videoType = "9_12";
} else if (name == "通道13-通道16") {
index = 12;
videoType = "13_16";
}
if (this->videoType != videoType) {
this->videoType = videoType;
change_video_4(index);
}
}
void frmMain::show_video_6()
{
videoMax = false;
QString videoType;
int index = 0;
QAction *action = (QAction *)sender();
QString name = action->text();
if (name == "通道1-通道6") {
index = 0;
videoType = "1_6";
} else if (name == "通道6-通道11") {
index = 5;
videoType = "6_11";
} else if (name == "通道11-通道16") {
index = 10;
videoType = "11_16";
}
if (this->videoType != videoType) {
this->videoType = videoType;
change_video_6(index);
}
}
void frmMain::show_video_8()
{
videoMax = false;
QString videoType;
int index = 0;
QAction *action = (QAction *)sender();
QString name = action->text();
if (name == "通道1-通道8") {
index = 0;
videoType = "1_8";
} else if (name == "通道9-通道16") {
index = 8;
videoType = "9_16";
}
if (this->videoType != videoType) {
this->videoType = videoType;
change_video_8(index);
}
}
void frmMain::show_video_9()
{
videoMax = false;
QString videoType;
int index = 0;
QAction *action = (QAction *)sender();
QString name = action->text();
if (name == "通道1-通道9") {
index = 0;
videoType = "1_9";
} else if (name == "通道8-通道16") {
index = 7;
videoType = "8_16";
}
if (this->videoType != videoType) {
this->videoType = videoType;
change_video_9(index);
}
}
void frmMain::show_video_16()
{
videoMax = false;
QString videoType;
int index = 0;
videoType = "1_16";
if (this->videoType != videoType) {
this->videoType = videoType;
change_video_16(index);
}
}
void frmMain::hide_video_all()
{
for (int i = 0; i < videoCount; i++) {
ui->gridLayout->removeWidget(widgets.at(i));
widgets.at(i)->setVisible(false);
}
}
void frmMain::change_video(int index, int flag)
{
int count = 0;
int row = 0;
int column = 0;
for (int i = 0; i < videoCount; i++) {
if (i >= index) {
ui->gridLayout->addWidget(widgets.at(i), row, column);
widgets.at(i)->setVisible(true);
count++;
column++;
if (column == flag) {
row++;
column = 0;
}
}
if (count == (flag * flag)) {
break;
}
}
}
void frmMain::change_video_4(int index)
{
hide_video_all();
change_video(index, 2);
}
void frmMain::change_video_6(int index)
{
hide_video_all();
if (index == 0) {
ui->gridLayout->addWidget(widgets.at(0), 0, 0, 2, 2);
ui->gridLayout->addWidget(widgets.at(1), 0, 2, 1, 1);
ui->gridLayout->addWidget(widgets.at(2), 1, 2, 1, 1);
ui->gridLayout->addWidget(widgets.at(3), 2, 2, 1, 1);
ui->gridLayout->addWidget(widgets.at(4), 2, 1, 1, 1);
ui->gridLayout->addWidget(widgets.at(5), 2, 0, 1, 1);
for (int i = 0; i < 6; i++) {
widgets.at(i)->setVisible(true);
}
} else if (index == 5) {
ui->gridLayout->addWidget(widgets.at(5), 0, 0, 2, 2);
ui->gridLayout->addWidget(widgets.at(6), 0, 2, 1, 1);
ui->gridLayout->addWidget(widgets.at(7), 1, 2, 1, 1);
ui->gridLayout->addWidget(widgets.at(8), 2, 2, 1, 1);
ui->gridLayout->addWidget(widgets.at(9), 2, 1, 1, 1);
ui->gridLayout->addWidget(widgets.at(10), 2, 0, 1, 1);
for (int i = 5; i < 11; i++) {
widgets.at(i)->setVisible(true);
}
} else if (index == 10) {
ui->gridLayout->addWidget(widgets.at(10), 0, 0, 2, 2);
ui->gridLayout->addWidget(widgets.at(11), 0, 2, 1, 1);
ui->gridLayout->addWidget(widgets.at(12), 1, 2, 1, 1);
ui->gridLayout->addWidget(widgets.at(13), 2, 2, 1, 1);
ui->gridLayout->addWidget(widgets.at(14), 2, 1, 1, 1);
ui->gridLayout->addWidget(widgets.at(15), 2, 0, 1, 1);
for (int i = 10; i < 16; i++) {
widgets.at(i)->setVisible(true);
}
}
}
void frmMain::change_video_8(int index)
{
hide_video_all();
if (index == 0) {
ui->gridLayout->addWidget(widgets.at(0), 0, 0, 3, 3);
ui->gridLayout->addWidget(widgets.at(1), 0, 3, 1, 1);
ui->gridLayout->addWidget(widgets.at(2), 1, 3, 1, 1);
ui->gridLayout->addWidget(widgets.at(3), 2, 3, 1, 1);
ui->gridLayout->addWidget(widgets.at(4), 3, 3, 1, 1);
ui->gridLayout->addWidget(widgets.at(5), 3, 2, 1, 1);
ui->gridLayout->addWidget(widgets.at(6), 3, 1, 1, 1);
ui->gridLayout->addWidget(widgets.at(7), 3, 0, 1, 1);
for (int i = 0; i < 8; i++) {
widgets.at(i)->setVisible(true);
}
} else if (index == 8) {
ui->gridLayout->addWidget(widgets.at(8), 0, 0, 3, 3);
ui->gridLayout->addWidget(widgets.at(9), 0, 3, 1, 1);
ui->gridLayout->addWidget(widgets.at(10), 1, 3, 1, 1);
ui->gridLayout->addWidget(widgets.at(11), 2, 3, 1, 1);
ui->gridLayout->addWidget(widgets.at(12), 3, 3, 1, 1);
ui->gridLayout->addWidget(widgets.at(13), 3, 2, 1, 1);
ui->gridLayout->addWidget(widgets.at(14), 3, 1, 1, 1);
ui->gridLayout->addWidget(widgets.at(15), 3, 0, 1, 1);
for (int i = 8; i < 16; i++) {
widgets.at(i)->setVisible(true);
}
}
}
void frmMain::change_video_9(int index)
{
hide_video_all();
change_video(index, 3);
}
void frmMain::change_video_16(int index)
{
hide_video_all();
change_video(index, 4);
}