restructure project for dynamic linking

modules/gui/window/sdl2Window.cpp

@@ -0,0 +1,94 @@
+#include "sdl2Window.h"
+
+
+
+WindowSDL2::WindowSDL2() {
+
+    
+}
+
+WindowSDL2::~WindowSDL2() {
+
+    SDL_DestroyWindow(window);
+    SDL_Quit();
+}
+
+void WindowSDL2::init( std::string title, int x, int y) : title(title), x(x), y(y) {
+
+    if (SDL_Init(SDL_INIT_VIDEO | SDL_INIT_TIMER | SDL_INIT_GAMECONTROLLER) != 0)
+    {
+        printf("Error: %s\n", SDL_GetError());
+        error = true;
+        return;
+    }
+
+    SDL_WindowFlags window_flags = (SDL_WindowFlags)(SDL_WINDOW_VULKAN | SDL_WINDOW_RESIZABLE | SDL_WINDOW_ALLOW_HIGHDPI);
+    window = SDL_CreateWindow(title.c_str(), SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED, x, y, window_flags);
+    if (window == nullptr)
+    {
+        printf("Error: SDL_CreateWindow(): %s\n", SDL_GetError());
+        error = true;
+        return;
+    }
+
+    // int test = SDL_SetWindowOpacity(this->window, 0.1f);
+    // float t;
+    // SDL_GetWindowOpacity(this->window, &t);
+    // std::cout << test << " " << t <<  std::endl;
+}
+
+void WindowSDL2::shutdown() {
+    ~WindowSDL2();
+}
+
+void WindowSDL2::getSize() {
+
+    SDL_GetWindowSize(window, &x, &y);
+}
+
+const Event* WindowSDL2::createEvent() {
+    switch(event.type) {
+        case SDL_KEYDOWN:
+            return new KeyEvent(event.key.keysym.sym, event.key.keysym.scancode, 
+                                event.key.keysym.mod, event.key.repeat, true);
+
+        case SDL_KEYUP:
+            return new KeyEvent(event.key.keysym.sym, event.key.keysym.scancode, 
+                                event.key.keysym.mod, event.key.repeat, false);
+
+        case SDL_TEXTINPUT:
+            return new KeyTypedEvent(event.text.windowID, event.text.text);
+
+        case SDL_MOUSEBUTTONDOWN:
+        case SDL_MOUSEBUTTONUP:
+
+            switch(event.button.button) {
+                case SDL_BUTTON_LEFT:   return new MouseButtonEvent(0, (event.type == SDL_MOUSEBUTTONDOWN));
+                case SDL_BUTTON_RIGHT:  return new MouseButtonEvent(1, (event.type == SDL_MOUSEBUTTONDOWN));
+                case SDL_BUTTON_MIDDLE: return new MouseButtonEvent(2, (event.type == SDL_MOUSEBUTTONDOWN));
+                case SDL_BUTTON_X1:     return new MouseButtonEvent(3, (event.type == SDL_MOUSEBUTTONDOWN));
+                case SDL_BUTTON_X2:     return new MouseButtonEvent(4, (event.type == SDL_MOUSEBUTTONDOWN));
+            }
+            
+
+        case SDL_MOUSEMOTION:
+            return new MouseMovedEvent(event.motion.x, event.motion.y, event.motion.xrel, event.motion.yrel);
+
+        case SDL_MOUSEWHEEL:
+            return new MouseScrolledEvent(event.wheel.x, event.wheel.y);
+
+        case SDL_WINDOWEVENT:
+            return new WindowEvent(event.window.windowID, event.window.event);
+    }
+    return nullptr;
+}
+
+
+const Event* WindowSDL2::pollEvents() {
+
+    while (SDL_PollEvent(&event)) {
+
+        return createEvent();
+    }
+    return nullptr;
+}