Refactored Project Structure for use with emulator

emulator/qt/emulatorqt.pro

@@ -0,0 +1,26 @@
+#-------------------------------------------------
+#
+# Project created by QtCreator 2015-04-02T22:09:26
+#
+#-------------------------------------------------
+
+QT       += widgets gui
+
+TARGET = emulatorqt
+TEMPLATE = lib
+CONFIG += staticlib
+
+SOURCES += \
+    mainwindow.cpp \
+    main.cpp \
+    ll_tft.cpp
+HEADERS += \
+    mainwindow.h \
+
+
+INCLUDEPATH+= ../../common/lowlevel/
+
+
+FORMS += \
+    mainwindow.ui
+

emulator/qt/ll_tft.cpp

@@ -0,0 +1,17 @@
+#include "mainwindow.h"
+#include <QDebug>
+#include "ll_tft.h"
+
+MainWindow* mainwindow;
+
+bool ll_tft_init() {
+   qDebug() << "tft init done";
+   mainwindow = new MainWindow();
+   mainwindow->show();
+   return true;
+
+}
+
+void ll_tft_draw_line(uint16_t x1, uint16_t y1, uint16_t x2, uint16_t y2, uint16_t color) {
+    mainwindow->draw_line(x1,y1,x2,y2,color);
+}

emulator/qt/main.cpp

@@ -0,0 +1,31 @@
+#include <QApplication>
+#include <QtConcurrent/QtConcurrent>
+
+
+extern "C" {
+    void qt_init(int argc, char* argv[]);
+    int qt_execute();
+    void app_init();
+    void app_process();
+}
+
+QApplication* app_ptr;
+
+void qt_init(int argc, char* argv[]) {
+    static QApplication app(argc,argv);
+    app_ptr = &app;
+    app_init();
+}
+
+void app_loop() {
+    while(1) {
+        app_process();
+        QApplication::processEvents();
+    }
+}
+
+int qt_execute() {
+
+    QtConcurrent::run(&app_loop);
+    return app_ptr->exec();
+}

emulator/qt/mainwindow.cpp

@@ -0,0 +1,50 @@
+#include "mainwindow.h"
+#include "ui_mainwindow.h"
+#include <QDebug>
+#include <QPainter>
+#include <math.h>
+
+QColor colorFromRGB565(uint16_t color) {
+    int R8 = (int) floor( (color>>(5+6)) * 255.0 / 31.0 + 0.5);
+    int G8 = (int) floor( ((color>>5)&0x2F) * 255.0 / 63.0 + 0.5);
+    int B8 = (int) floor( (color&0x1F) * 255.0 / 31.0 + 0.5);
+    return QColor::fromRgb(R8,G8,B8);
+
+}
+
+
+MainWindow::MainWindow(QWidget *parent) :
+    QMainWindow(parent),
+    pixmap(320,240),
+    ui(new Ui::MainWindow)
+{
+    ui->setupUi(this);
+
+}
+
+void MainWindow::draw_line(uint16_t x1, uint16_t y1, uint16_t x2, uint16_t y2, uint16_t color)
+{
+
+    render_mutex.lock();
+    QPainter painter(&(pixmap));
+    painter.setPen(colorFromRGB565(color));
+    painter.drawLine(x1,y1,x2,y2);
+    render_mutex.unlock();
+}
+
+void MainWindow::paintEvent(QPaintEvent *)
+{
+  render_mutex.lock();
+  QPainter painter(this);
+
+  painter.drawPixmap(100,100,pixmap);
+  painter.setPen(Qt::green);
+  painter.drawRect(100-1,100-1,320+2,240+2);
+  render_mutex.unlock();
+}
+
+
+MainWindow::~MainWindow()
+{
+    delete ui;
+}

emulator/qt/mainwindow.h

@@ -0,0 +1,30 @@
+#ifndef MAINWINDOW_H
+#define MAINWINDOW_H
+
+#include <QMainWindow>
+#include <QMutex>
+#include <stdint.h>
+
+namespace Ui {
+class MainWindow;
+}
+
+class MainWindow : public QMainWindow
+{
+    Q_OBJECT
+
+public:
+    explicit MainWindow(QWidget *parent = 0);
+    void draw_line(uint16_t x1, uint16_t y1, uint16_t x2, uint16_t y2, uint16_t color);
+protected:
+     void paintEvent(QPaintEvent * evt);
+
+    ~MainWindow();
+
+private:
+    QMutex render_mutex;
+    QPixmap pixmap;
+
+    Ui::MainWindow *ui;
+};
+#endif // MAINWINDOW_H

emulator/qt/mainwindow.ui

@@ -0,0 +1,45 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>MainWindow</class>
+ <widget class="QMainWindow" name="MainWindow">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>800</width>
+    <height>600</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>MainWindow</string>
+  </property>
+  <widget class="QWidget" name="centralwidget">
+   <widget class="QPushButton" name="pushButton">
+    <property name="geometry">
+     <rect>
+      <x>10</x>
+      <y>10</y>
+      <width>81</width>
+      <height>22</height>
+     </rect>
+    </property>
+    <property name="text">
+     <string>PushButton</string>
+    </property>
+   </widget>
+  </widget>
+  <widget class="QMenuBar" name="menubar">
+   <property name="geometry">
+    <rect>
+     <x>0</x>
+     <y>0</y>
+     <width>800</width>
+     <height>19</height>
+    </rect>
+   </property>
+  </widget>
+  <widget class="QStatusBar" name="statusbar"/>
+ </widget>
+ <resources/>
+ <connections/>
+</ui>