尝试写qt模拟器

code/qt_lvgl/mainwindow.cpp

@@ -1,14 +1,142 @@
 #include "mainwindow.h"
 #include "./ui_mainwindow.h"
 
+#include <QTextEdit> // 引入QTextEdit头文件
+
 MainWindow::MainWindow(QWidget *parent)
     : QMainWindow(parent)
-    , ui(new Ui::MainWindow)
 {
-    ui->setupUi(this);
+
+    // 初始化hal
+    for (int y = 0; y < 240; y++)
+    {
+        for (int x = 0; x < 320; x++)
+        {
+            LCD_buffer[y][x] = rand();
+        }
+    }
+
+    // 1. 设置窗口基本属性
+    this->setWindowTitle("QT LVGL"); // 窗口标题
+    this->resize(900, 600);          // 窗口大小
+    this->setMaximumSize(900, 600);
+    this->setMinimumSize(900, 600);
+
+    // 2. 创建中心窗口（QMainWindow必须有centralWidget）
+    QWidget *centralWidget = new QWidget(this);
+    this->setCentralWidget(centralWidget);
+
+    // 3. 创建QTextEdit组件
+    debug_output = new QTextEdit(centralWidget);
+
+    // 4. 给QTextEdit设置初始属性（可选）
+    debug_output->setFixedSize(500, 300);
+    debug_output->move(350, 10);
+
+    debug_output->setPlaceholderText("Debug output"); // 占位提示文字
+    debug_output->setFont(QFont("微软雅黑", 12));     // 设置字体和大小
+    debug_output->setReadOnly(true);                  // 是否只读（false为可编辑）
+    debug_output->setText("Debug output");            // 设置初始文本
+
+    // 5. 创建布局并添加QTextEdit
+    // QVBoxLayout *layout = new QVBoxLayout(centralWidget);
+    // layout->addWidget(textEdit); // 将QTextEdit加入布局
+    // layout->setContentsMargins(200, 20, 20, 20); // 设置布局边距
+
+    QTimer *hal_tick = new QTimer(this);
+    hal_tick->start(1);
+    connect(hal_tick, &QTimer::timeout, [=]()
+            {
+                // 每 1ms执行一次
+                onems_loop();
+
+                if(LCD_updata_flag)
+                {
+                    LCD_updata_flag=0;
+
+                    this->update();
+                }
+            });
+
+    workthread *main_thread = new workthread;
+    main_thread->start();
 }
 
 MainWindow::~MainWindow()
 {
-    delete ui;
+}
+
+void MainWindow::mousePressEvent(QMouseEvent *event)
+{
+    // 如果是鼠标左键按下
+    if (event->button() == Qt::LeftButton)
+    {
+        touch_pass = 1;
+        touch_x = event->x() - 10;
+        touch_y = event->y() - 10;
+
+        char str[32];
+        sprintf(str, "pass x:%d y:%d", touch_x, touch_y);
+        this->debug_append(str);
+    }
+}
+void MainWindow::mouseReleaseEvent(QMouseEvent *event)
+{
+    if (event->button() == Qt::LeftButton)
+    {
+        touch_pass = 0;
+        this->debug_append("release");
+    }
+}
+
+void MainWindow::mouseMoveEvent(QMouseEvent *event)
+{
+    touch_x = event->x() - 10;
+    touch_y = event->y() - 10;
+
+    char str[32];
+    sprintf(str, "move x:%d y:%d", touch_x, touch_y);
+    this->debug_append(str);
+}
+
+void MainWindow::keyPressEvent(QKeyEvent *event)
+{
+
+    switch (event->key())
+    {
+    case Qt::Key_Space:
+
+        break;
+    }
+}
+void MainWindow::keyReleaseEvent(QKeyEvent *event)
+{
+    switch (event->key())
+    {
+    case Qt::Key_Space:
+
+        break;
+    }
+}
+
+void MainWindow::paintEvent(QPaintEvent *)
+{
+
+    QPainter p(this);
+    QPen pen;
+    pen.setWidth(1); // 设置线宽
+    for (int y = 0; y < 240; y++)
+    {
+        for (int x = 0; x < 320; x++)
+        {
+            pen.setColor(QColor(((LCD_buffer[y][x] >> 11) & 0x1f) * 8, ((LCD_buffer[y][x] >> 5) & 0x3f) * 4, (LCD_buffer[y][x] & 0x1f) * 8, 255)); // 常用颜色
+            p.setPen(pen);                                                                                                                         // 将画笔给画家
+            p.drawPoint(x + 10, y + 10);
+        }
+    }
+}
+
+void MainWindow::debug_append(char *a)
+{
+    debug_output->append(a);
 }