Initial commit

1 files changed, 74 insertions, 0 deletions

diff --git a/src/graphics.cpp b/src/graphics.cpp
new file mode 100644
index 0000000..c434bcc
--- /dev/null
+++ b/src/graphics.cpp
@@ -0,0 +1,74 @@
+#include "graphics.hpp"
+
+#define UPDATE_DELAY 3
+
+Graphics::Graphics(Game &game, std::string title, int width, int height):
+    m_running(true), m_game(game), m_title(title), m_width(width), m_height(height)
+{
+    if (SDL_Init(SDL_INIT_VIDEO) < 0)
+        error();
+    if ((m_window = SDL_CreateWindow(m_title.c_str(), 0, 0, m_width, m_height, 0)) == NULL)
+        error();
+    if ((m_renderer = SDL_CreateRenderer(m_window, -1, 0)) == NULL)
+        error();
+}
+
+Graphics::~Graphics()
+{
+    SDL_DestroyRenderer(m_renderer);
+    SDL_DestroyWindow(m_window);
+    SDL_Quit();
+}
+
+bool Graphics::isRunning() const
+{
+    return m_running;
+}
+
+void Graphics::update()
+{
+    SDL_SetRenderDrawColor(m_renderer, 0, 0, 0, SDL_ALPHA_OPAQUE);
+    SDL_RenderClear(m_renderer);
+    handleEvent();
+    drawGame();
+    SDL_RenderPresent(m_renderer);
+    SDL_Delay(UPDATE_DELAY);
+}
+
+void Graphics::drawGame()
+{
+
+}
+
+void Graphics::handleEvent()
+{
+    SDL_Event e;
+
+    while (SDL_PollEvent(&e))
+    {
+        switch (e.type)
+        {
+            case SDL_QUIT:
+                m_running = false;
+                break;
+            case SDL_KEYDOWN:
+                switch (e.key.keysym.sym)
+                {
+                    case SDLK_LEFT:
+                        break;
+                    case SDLK_RIGHT:
+                        break;
+                    case SDLK_DOWN:
+                        break;
+                    case SDLK_UP:
+                        break;
+                }
+        }
+    }
+}
+
+void Graphics::error() const
+{
+    std::cerr << SDL_GetError() << std::endl;
+    exit(1);
+}