Implement UI cursor (WIP)

src/kekengine/cpp/defaults.cpp

@@ -60,24 +60,37 @@ static void defaultKey(GLFWwindow *window, int key, int scancode, int action, in
 }
 
 static void defaultMouseCallback(GLFWwindow *window, double x, double y, void *data) {
-	static bool firstMouse = true;
-	static double lastX = 0, lastY = 0;
-	if(firstMouse) {
-		lastX = x;
-		lastY = y;
-		firstMouse = false;
+	switch(Input::getCursorMode()) {
+		case GLFWCursorMode::CAPTURE:
+		{
+			static bool firstMouse = true;
+			static double lastX = 0, lastY = 0;
+			if(firstMouse) {
+				lastX = x;
+				lastY = y;
+				firstMouse = false;
+			}
+
+			float xoff = lastX - x;
+			float yoff = lastY - y;
+			lastX = x;
+			lastY = y;
+
+			xoff *= 0.1f;
+			yoff *= 0.1f;
+
+			kekData.activeCamera->rotateYaw(xoff);
+			kekData.activeCamera->rotatePitch(yoff);
+		}
+		case GLFWCursorMode::FREE:
+		case GLFWCursorMode::HIDDEN:
+		{
+			for(UIElement *element : kekData.uiElements) {
+				UIPoint childPos = element->getPosition();
+				if(element->hoverAll(UIPoint((int) x - childPos.x, (int) y - childPos.y), UIPoint((int) x, (int) y))) break;
+			}
+		}
 	}
-
-	float xoff = lastX - x;
-	float yoff = lastY - y;
-	lastX = x;
-	lastY = y;
-
-	xoff *= 0.1f;
-	yoff *= 0.1f;
-
-	kekData.activeCamera->rotateYaw(xoff);
-	kekData.activeCamera->rotatePitch(yoff);
 }
 
 void init() {

src/kekengine/cpp/uielements.cpp

@@ -223,7 +223,7 @@ void ButtonElement::setOnClickCallback(Callable onClick) {
 }
 
 void ButtonElement::hover(UIPoint pos, UIPoint screenPos) {
-
+	RectangleElement::setColor(Colors::YELLOW);
 }
 
 void ButtonElement::hoverEnter() {