2 files changed, 92 insertions, 0 deletions
diff --git a/commands/commands.cpp b/commands/commands.cpp
new file mode 100644
index 0000000..df7aed5
--- /dev/null
+++ b/commands/commands.cpp
@@ -0,0 +1,64 @@
+#include <algorithm>
+
+#include "commands.h"
+
+Commands_sdl::Commands_sdl () {
+    for (int i=0; i<3; i++) {
+        mclick[i] = 0;
+        mheld[i] = 0;
+    }
+}
+
+Commands_sdl::~Commands_sdl () {
+    
+}
+
+bool Commands_sdl::check_keydown (SDL_Scancode key) {
+    return std::find(keysdown.begin(), keysdown.end(), key) != keysdown.end();
+}
+bool Commands_sdl::check_key (SDL_Scancode key) {
+    return std::find(keys.begin(), keys.end(), key) != keys.end();
+}
+
+bool Commands_sdl::process_events () {
+    SDL_GetMouseState(&mx, &my);
+    
+    SDL_Event e;
+    while(SDL_PollEvent(&e) != 0) {
+        if(e.type == SDL_QUIT) {
+            return true;
+        }
+        if(e.type == SDL_KEYDOWN && e.key.repeat == 0) {
+            keys.push_back(e.key.keysym.scancode);
+            keysdown.push_back(e.key.keysym.scancode);
+        }
+        if(e.type == SDL_KEYUP) {
+            keysdown.erase(std::remove(keysdown.begin(), keysdown.end(), 
+                e.key.keysym.scancode), keysdown.end()); 
+        }
+        
+        if(e.type == SDL_MOUSEBUTTONDOWN) {
+            if (e.button.button == SDL_BUTTON_LEFT) { mclick[0] = 1; }
+            if (e.button.button == SDL_BUTTON_MIDDLE) { mclick[1] = 1; }
+            if (e.button.button == SDL_BUTTON_RIGHT) { mclick[2] = 1; }
+        }
+        if(e.type == SDL_MOUSEBUTTONUP) {
+            if (e.button.button == SDL_BUTTON_LEFT) { mclick[0] = 0; }
+            if (e.button.button == SDL_BUTTON_MIDDLE) { mclick[1] = 0; }
+            if (e.button.button == SDL_BUTTON_RIGHT) { mclick[2] = 0; }
+        }
+    }
+    return false;
+}
+
+void Commands_sdl::process_clicks () {
+    for (int i=0; i<3; i++) {
+        if (mclick[i] > 0) { mheld[i] += 1; }
+        else if (mheld[i] > 0) { mheld[i] = -1; }
+        else { mheld[i] = 0; }
+    }
+}
+
+void Commands_sdl::process_keys () {
+    keys.clear();
+}
+\ No newline at end of file
diff --git a/commands/commands.h b/commands/commands.h
new file mode 100644
index 0000000..665c8b6
--- /dev/null
+++ b/commands/commands.h
@@ -0,0 +1,28 @@
+#ifndef COMMANDS_H
+#define COMMANDS_H
+
+#include <iostream>
+#include <vector>
+
+#define SDL_MAIN_HANDLED
+#include <SDL2/SDL.h>
+
+class Commands_sdl {
+    public:
+    Commands_sdl ();
+    ~Commands_sdl ();
+    bool process_events ();
+    void process_clicks ();
+    void process_keys ();
+    bool check_keydown(SDL_Scancode key);
+    bool check_key(SDL_Scancode key);
+    int mx, my;
+    int mclick[3];
+    int mheld[3];
+    
+    private:
+    std::vector<SDL_Scancode> keys;
+    std::vector<SDL_Scancode> keysdown;
+};
+
+#endif
+\ No newline at end of file