Added Wren scripting with module system 📚

Added Input pressed, released system
Added interface button support with wren onclick callback

Nuake/src/Core/Input.cpp

@@ -3,39 +3,70 @@
 #include <GLFW/glfw3.h>
 
 Input* Input::s_Instance;
-// TODO: Key press, and release system.
+std::map<int, bool> Input::m_Keys = std::map<int, bool>();
+bool Input::m_MouseButtons[5] = { false, false, false, false, false };
 
+#pragma region Keys
+// Only true if the key is currently being pressed
+bool Input::IsKeyDown(int keycode)
+{
+	auto window = Window::Get()->GetHandle();
+	int state = glfwGetKey(window, keycode);
+	bool result = state == GLFW_PRESS;
+
+	m_Keys[keycode] = state;
+
+	return result;
+}
+
+// Only true if the key is pressed for the first frame. no repeat.
 bool Input::IsKeyPressed(int keycode)
 {
 	auto window = Window::Get()->GetHandle();
-
 	int state = glfwGetKey(window, keycode);
+	bool result = state == GLFW_PRESS;
 
-	return state == GLFW_PRESS || state == GLFW_REPEAT;
+	// First time pressed?
+	if (m_Keys.find(keycode) == m_Keys.end() || m_Keys[keycode] == false)
+	{
+		if (result)
+			m_Keys[keycode] = true;
+
+		return result;
+	}
+
+	return false;
 }
 
-bool Input::IsKeyPress(int keycode)
-{
-	auto window = Window::Get()->GetHandle();
-	int state = glfwGetKey(window, keycode);
-	return state == GLFW_PRESS;
-}
 
 bool Input::IsKeyReleased(int keycode)
 {
 	auto window = Window::Get()->GetHandle();
 	int state = glfwGetKey(window, keycode);
-	return state == GLFW_RELEASE;
-}
+	bool result = state == GLFW_RELEASE;
 
+	// First time pressed?
+	if (m_Keys.find(keycode) == m_Keys.end())
+		return result;
+
+	if (result && m_Keys[keycode] == true)
+	{
+		return true;
+	}
+		
+
+	return false;
+}
+#pragma endregion
+
+#pragma region Mouse
+
+// Visibility
 void Input::HideMouse() {
 	auto window = Window::Get()->GetHandle();
 	glfwSetInputMode(window, GLFW_CURSOR, GLFW_CURSOR_DISABLED);
 }
 
-
-
-// TODO: Rename
 bool Input::IsMouseHidden() {
 	auto window = Window::Get()->GetHandle();
 	return glfwGetInputMode(window, GLFW_CURSOR) == GLFW_CURSOR_DISABLED;
@@ -46,7 +77,9 @@ void Input::ShowMouse() {
 	glfwSetInputMode(window, GLFW_CURSOR, GLFW_CURSOR_NORMAL);
 }
 
-bool Input::IsMouseButtonPressed(int button)
+
+// Action
+bool Input::IsMouseButtonDown(int button)
 {
 	auto window = Window::Get()->GetHandle();
 	auto state = glfwGetMouseButton(window, button);
@@ -54,6 +87,29 @@ bool Input::IsMouseButtonPressed(int button)
 	return state == GLFW_PRESS;
 }
 
+bool Input::IsMouseButtonPressed(int button)
+{
+	auto window = Window::Get()->GetHandle();
+	auto state = glfwGetMouseButton(window, button);
+
+	if (m_MouseButtons[button] == false && state == GLFW_PRESS)
+	{
+		m_MouseButtons[button] = true;
+		return true;
+	}
+
+	return false;
+}
+
+bool Input::IsMouseButtonReleased(int button)
+{
+	auto window = Window::Get()->GetHandle();
+	auto state = glfwGetMouseButton(window, button);
+
+	return state == GLFW_RELEASE && m_MouseButtons[button] == true;
+}
+
+// Position
 float Input::GetMouseX()
 {
 	auto window = Window::Get()->GetHandle();
@@ -74,15 +130,16 @@ float Input::GetMouseY()
 	return (float)ypos;
 }
 
-std::pair<float, float> Input::GetMousePosition()
+Vector2 Input::GetMousePosition()
 {
 	auto window = Window::Get()->GetHandle();
 
 	double xpos, ypos;
 	glfwGetCursorPos(window, &xpos, &ypos);
 
-	return { (float)xpos, (float)ypos };
+	return  Vector2(xpos, ypos);
 }
+#pragma endregion
 
 bool Input::Init()
 {
@@ -91,4 +148,20 @@ bool Input::Init()
 	return false;
 }
 
+void Input::Update()
+{
+	// Reset all input to false.
+	for (auto& k : m_Keys)
+	{
+		if(!IsKeyDown(k.first))
+			k.second = false;
+	}
+
+	for (int i = 0; i < 5; i++)
+	{
+		if(!IsMouseButtonDown(i))
+			m_MouseButtons[i] = false;
+	}
+}
+