From 8eb1625aea5ccaa07414e699e784440a94277ab0 Mon Sep 17 00:00:00 2001
From: Andy <drumsetmonkey@gmail.com>
Date: Wed, 26 Oct 2016 07:32:25 -0400
Subject: Scaling work

---
 src/engine.cpp |  2 +-
 src/ui.cpp     | 16 ++++++++++++++--
 src/window.cpp | 17 +++++++++++++++++
 3 files changed, 32 insertions(+), 3 deletions(-)

(limited to 'src')

diff --git a/src/engine.cpp b/src/engine.cpp
index 90cfb3a..f4d19a2 100644
--- a/src/engine.cpp
+++ b/src/engine.cpp
@@ -2,9 +2,9 @@
 
 #include <config.hpp>
 #include <world.hpp>
+#include <window.hpp>
 #include <ui.hpp>
 #include <inventory.hpp>
-#include <window.hpp>
 #include <components.hpp>
 #include <player.hpp>
 
diff --git a/src/ui.cpp b/src/ui.cpp
index 43dd6cc..4731261 100644
--- a/src/ui.cpp
+++ b/src/ui.cpp
@@ -8,11 +8,10 @@
 #include <render.hpp>
 #include <engine.hpp>
 #include <events.hpp>
+#include <window.hpp>
 
 extern Menu* currentMenu;
 
-extern SDL_Window *window;
-
 std::array<SDL_Keycode, 6> controlMap = {
 	SDLK_w, SDLK_a, SDLK_d, SDLK_LSHIFT, SDLK_LCTRL, SDLK_e
 };
@@ -1244,6 +1243,19 @@ void InputSystem::update(entityx::EntityManager &en, entityx::EventManager &ev,
 		case SDL_QUIT:
 			game::endGame();
 			break;
+		
+		// window events - used for resizing and stuff
+		case SDL_WINDOWEVENT:
+			switch (e.window.event) {
+			case SDL_WINDOWEVENT_RESIZED:
+				std::cout << "Window " << e.window.windowID << " resized to: " << e.window.data1 << ", " << e.window.data2 << std::endl;
+				auto w = e.window.data1;
+				auto h = e.window.data2;
+				ev.emit<WindowResizeEvent>(w,h);
+				break;
+			}
+			break;
+
 
 		// mouse movement - update mouse vector
 		case SDL_MOUSEMOTION:
diff --git a/src/window.cpp b/src/window.cpp
index e21bf69..69c383c 100644
--- a/src/window.cpp
+++ b/src/window.cpp
@@ -2,6 +2,7 @@
 
 #include <config.hpp>
 
+#include <SDL2/SDL_opengl.h>
 #include <SDL2/SDL_image.h>
 #include <SDL2/SDL_mixer.h>
 
@@ -61,6 +62,22 @@ void WindowSystem::die(void)
     SDL_DestroyWindow(window);
 }
 
+
+void WindowSystem::configure(entityx::EventManager &ev)
+{
+    ev.subscribe<WindowResizeEvent>(*this);
+}
+
+
+void WindowSystem::receive(const WindowResizeEvent &wre)
+{
+	
+	game::SCREEN_WIDTH = wre.x;
+	game::SCREEN_HEIGHT = wre.y;
+	glViewport(0, 0, wre.x, wre.y);
+	SDL_SetWindowSize(window, wre.x, wre.y);
+}	
+
 void WindowSystem::update(entityx::EntityManager &en, entityx::EventManager &ev, entityx::TimeDelta dt)
 {
     (void)en;
-- 
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