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mainwindow.cpp
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mainwindow.cpp
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#include "mainwindow.h"
#include "ui_mainwindow.h"
#include <QThreadPool>
#include <QFuture>
#include <QtConcurrent>
#include <QApplication>
#include <QDesktopWidget>
#include <QPixmap>
#include <QScreen>
#include <QList>
#include <QWindow>
#include <QBuffer>
#include <QDebug>
#include "colorfilterdialog.h"
#include "applicationutils.h"
MainWindow::MainWindow(QWidget *parent) :
QMainWindow(parent),
ui(new Ui::MainWindow),
bindHWND(NULL),
bindTitleKeyWord("4399"),
bindWindowRect(QRect(0, 0, 0, 0))
{
ui->setupUi(this);
screenTimer = new QTimer(this);
grabWindowTimer = new QTimer(this);
connect(screenTimer, SIGNAL(timeout()), this, SLOT(screen_timer_timeout()));
connect(grabWindowTimer, SIGNAL(timeout()), this, SLOT(grab_window_timer_timeout()));
connect(&workerFutureWatcher, SIGNAL(finished()), this, SLOT(worker_run_finish()));
this->setFixedSize(600, 700);
}
MainWindow::~MainWindow()
{
delete ui;
}
void MainWindow::on_actioncolor_triggered()
{
ColorFilterDialog dlg(this);
dlg.exec();
}
void MainWindow::on_actionrun_triggered(bool checked)
{
if(checked) {
screenTimer->setInterval(3000);
screenTimer->start();
grabWindowTimer->setInterval(3000);
grabWindowTimer->start();
} else {
screenTimer->stop();
grabWindowTimer->stop();
}
}
void MainWindow::screen_timer_timeout()
{
cv::Mat screen;
if (grab_window(screen)) {
if (!workerFutureWatcher.isRunning()) {
chess_position_map.clear();
QFuture<void> future = QtConcurrent::run(&workerThreadPool,
&chessSampling, &ChessSampling::test, screen);
workerFutureWatcher.setFuture(future);
} else {
qDebug() << "task queue is full";
}
}
}
void MainWindow::worker_run_finish() {
// int result = workerFutureWatcher.result();
qDebug() << "worker_run_finish, result:";
}
bool MainWindow::grab_window(cv::Mat &mat)
{
if (bindWindowRect.width() < 100) {
return false;
}
QDesktopWidget *desk = QApplication::desktop();
QScreen *screen = QGuiApplication::primaryScreen();
QPixmap p = screen->grabWindow(desk->winId(), bindWindowRect.left(), bindWindowRect.top(),
bindWindowRect.width(), bindWindowRect.height());
QByteArray byteArray;
QBuffer buffer(&byteArray);
buffer.open(QIODevice::ReadWrite);
p.save(&buffer, "jpeg", 100);
uchar* data = (uchar *) byteArray.data();
std::vector<uchar> vec_data(&data[0], &data[0] + byteArray.size());
mat = cv::imdecode(vec_data, cv::IMREAD_COLOR);
return true;
}
HWND get_active_windows(QString keyWord) {
char ss[200] = {0};
int h = 0, w = 0;
RECT rect;
HWND hd = GetDesktopWindow();
hd = GetWindow(hd, GW_CHILD);
while (hd != NULL)
{
GetWindowRect(hd, &rect);
w = rect.right - rect.left;
h = rect.bottom - rect.top;
memset(ss, 0, 200);
GetWindowText(hd, (LPSTR) &ss[0], 200);
if(w > 300 && h > 300) {
QString title = QString::fromLocal8Bit(ss);
if (title.contains(keyWord)) {
return hd;
}
}
hd = GetNextWindow(hd, GW_HWNDNEXT);
}
return NULL;
}
void MainWindow::grab_window_timer_timeout()
{
if(bindHWND == NULL) {
bindHWND = get_active_windows(bindTitleKeyWord);
if(bindHWND != NULL) {
qDebug() << "bind " << bindTitleKeyWord << " HWND success";
} else {
qDebug() << bindTitleKeyWord << "'s is not start, can't find the HWND ";
}
}
if(bindHWND != NULL) {
RECT rect;
GetWindowRect(bindHWND, &rect);
if (rect.left < 0 && rect.top < 0) {
qDebug() << bindTitleKeyWord << " is not visible in primary screen !";
} else {
bindWindowRect.setLeft(rect.left);
bindWindowRect.setRight(rect.right);
bindWindowRect.setTop(rect.top);
bindWindowRect.setBottom(rect.bottom);
qDebug() << bindTitleKeyWord << " rect is -> left:" << bindWindowRect.left()
<< " top:" << bindWindowRect.top()
<< " width:" << bindWindowRect.width()
<< " height:" << bindWindowRect.height();
}
}
}