From 0d30bb843d3aeeacae211e1d0ba3cbf5faa01cd7 Mon Sep 17 00:00:00 2001
From: ancarola <raffaele.ancarola@epfl.ch>
Date: Sun, 3 Feb 2019 21:52:52 +0100
Subject: Create an interface to SDL events

List of basic events interfaces in namespace wsdl2::event
  - event_t
  - e_key
  - mouse::e_mouse
  - mouse::e_motion
  - mouse::e_button
  - e_quit (pure SDL quit callback)
  - window::e_window
  - window::e_resize
  - window::e_move
---
 event.cpp | 100 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++-----
 1 file changed, 92 insertions(+), 8 deletions(-)

(limited to 'event.cpp')

diff --git a/event.cpp b/event.cpp
index 60d432e..a6830e6 100644
--- a/event.cpp
+++ b/event.cpp
@@ -1,21 +1,105 @@
 #include "event.hpp"
-
-#include <optional>
+#include "video.hpp"
 
 extern "C" {
 #include <SDL2/SDL.h>
 }
 
-wsdl2::event::event(const SDL_Event& e) {
-    m_event = e;
+using namespace wsdl2::event;
+
+event_t::event_t(const SDL_Event& e) : m_event(e) {}
+
+event_t::event_t(const event_t& e) : m_event(e.m_event) {}
+
+uint32_t event_t::type() const
+{
+    return m_event.type;
 }
 
-std::optional<wsdl2::event> wsdl2::poll_event() {
+std::shared_ptr<event_t> poll_event() {
+
     SDL_Event ev;
 
+#define EV_PTR(__type__) std::make_shared<event_t>(ev)
+    
+    using namespace wsdl2::event;
+
     if (SDL_PollEvent(&ev) != 0) {
-        return event(ev);
+
+        switch (ev.type)
+        {
+
+        // keyboard events
+        case SDL_KEYUP:
+            return EV_PTR(e_key);
+        case SDL_KEYDOWN:
+            return EV_PTR(e_key);
+
+        // mouse events
+        case SDL_MOUSEMOTION:
+            return EV_PTR(mouse::e_motion);
+        case SDL_MOUSEBUTTONDOWN:
+            return EV_PTR(mouse::e_button);
+        case SDL_MOUSEBUTTONUP:
+            return EV_PTR(mouse::e_button);
+        case SDL_MOUSEWHEEL:
+            return EV_PTR(mouse::e_wheel);
+
+        // sdl quit event
+        case SDL_QUIT:
+            return EV_PTR(e_quit);
+
+        // window events
+        case SDL_WINDOWEVENT:
+
+            switch (ev.window.event)
+            {
+            case (SDL_WINDOWEVENT_MOVED):
+                return EV_PTR(window::e_move);
+            case (SDL_WINDOWEVENT_RESIZED):
+                return EV_PTR(window::e_resize);
+            case (SDL_WINDOWEVENT_SIZE_CHANGED):
+                return EV_PTR(window::e_resize);
+            default:
+                return EV_PTR(window::e_window);
+            }
+        }
+
+        return nullptr;
     }
 
-    return std::nullopt;
-}
\ No newline at end of file
+    return nullptr;
+}
+
+
+/*
+ * Keyboard
+ */
+
+e_key::action_t e_key::action() const
+{
+    return static_cast<e_key::action_t>(sdl().type);
+}
+
+SDL_Keycode e_key::get() const
+{
+    return sdl().key.keysym.sym;
+}
+
+/*
+ * Mouse
+ */
+
+mouse::action_t mouse::e_mouse::action() const
+{
+    return static_cast<mouse::action_t>(sdl().type);
+}
+
+mm::vec2<int> mouse::e_mouse::location() const
+{
+    // TODO
+    return mm::vec2<int>({});
+}
+
+// TODO other structures
+//
-- 
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