Allow player movement

1 files changed, 73 insertions, 0 deletions

diff --git a/src/control/InputHandler.hpp b/src/control/InputHandler.hpp
new file mode 100644
index 0000000..eba94d1
--- /dev/null
+++ b/src/control/InputHandler.hpp
@@ -0,0 +1,73 @@
+/*
+  Copyright (c) 2014, Matthias Schiffer <mschiffer@universe-factory.net>
+  All rights reserved.
+
+  Redistribution and use in source and binary forms, with or without
+  modification, are permitted provided that the following conditions are met:
+
+    1. Redistributions of source code must retain the above copyright notice,
+       this list of conditions and the following disclaimer.
+    2. Redistributions in binary form must reproduce the above copyright notice,
+       this list of conditions and the following disclaimer in the documentation
+       and/or other materials provided with the distribution.
+
+  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+  AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+  DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+  FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+  DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+  SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+  CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+  OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+  OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+
+#pragma once
+
+#include <SDL.h>
+
+#include <cstdint>
+#include <unordered_set>
+
+
+namespace RPGEdit {
+
+namespace Control {
+
+class InputHandler {
+private:
+	std::unordered_set<uint16_t> pressedKeys;
+	std::unordered_set<uint16_t> unhandledKeys;
+
+public:
+	void keyPressed(SDL_Scancode key) {
+		pressedKeys.insert(key);
+		unhandledKeys.insert(key);
+	}
+
+	void keyReleased(SDL_Scancode key) {
+		pressedKeys.erase(key);
+	}
+
+	void keyHandled(SDL_Scancode key) {
+		unhandledKeys.erase(key);
+	}
+
+	void resetHandled() {
+		unhandledKeys.clear();
+	}
+
+	bool isKeyPressed(SDL_Scancode key) {
+		return pressedKeys.count(key);
+	}
+
+	bool isKeyUnhandled(SDL_Scancode key) {
+		return unhandledKeys.count(key);
+	}
+};
+
+}
+
+}