abstract user input, refactor #include's

1 files changed, 46 insertions, 0 deletions

diff --git a/engine/xe_input.cpp b/engine/xe_input.cpp
new file mode 100644
index 0000000..91b9cab
--- /dev/null
+++ b/engine/xe_input.cpp
@@ -0,0 +1,46 @@
+#include "xe_input.hpp"
+
+#include <GLFW/glfw3.h>
+
+namespace xe {
+
+static XeInput* _instance;
+
+XeInput::XeInput(XeWindow& window) : window{window} {
+  glfwSetKeyCallback(window.getGLFWwindow(), XeInput::key_callback);
+  glfwSetMouseButtonCallback(window.getGLFWwindow(), XeInput::mouse_callback);
+  _instance = this;
+}
+
+bool XeInput::isKeyPressed(int key) {
+  return glfwGetKey(window.getGLFWwindow(), key) == GLFW_PRESS;
+}
+
+bool XeInput::wasKeyPressed(int key) {
+  if(_pressed[key] == true) {
+    _pressed[key] = false;
+    return true;
+  }
+  return false;
+}
+
+bool XeInput::wasKeyReleased(int key) {
+  if(_released[key] == true) {
+    _released[key] = false;
+    return true;
+  }
+  return false;
+}
+
+void XeInput::key_callback(GLFWwindow* window, int key, int scancode, int action, int mods) {
+  if(action == GLFW_PRESS) _instance->_pressed[key] = true;
+  if(action == GLFW_RELEASE) _instance->_released[key] = true;
+}
+
+void XeInput::mouse_callback(GLFWwindow* window, int key, int action, int mods) {
+  if(action == GLFW_PRESS) _instance->_pressed[key] = true;
+  if(action == GLFW_RELEASE) _instance->_released[key] = true;
+}
+
+
+}
\ No newline at end of file