Update Files

Kha/Kinc/Backends/System/Windows/Sources/kinc/backend/mouse.c.h

@@ -0,0 +1,52 @@
+#include <kinc/backend/Windows.h>
+#include <kinc/system.h>
+#include <kinc/window.h>
+
+#include <kinc/input/mouse.h>
+
+void kinc_internal_mouse_lock(int window) {
+	kinc_mouse_hide();
+	HWND handle = kinc_windows_window_handle(window);
+	SetCapture(handle);
+	RECT rect;
+	GetWindowRect(handle, &rect);
+	ClipCursor(&rect);
+}
+
+void kinc_internal_mouse_unlock(void) {
+	kinc_mouse_show();
+	ReleaseCapture();
+	ClipCursor(NULL);
+}
+
+bool kinc_mouse_can_lock(void) {
+	return true;
+}
+
+void kinc_mouse_show() {
+	// Work around the internal counter of ShowCursor
+	while (ShowCursor(true) < 0) {
+	}
+}
+
+void kinc_mouse_hide() {
+	// Work around the internal counter of ShowCursor
+	while (ShowCursor(false) >= 0) {
+	}
+}
+
+void kinc_mouse_set_position(int window, int x, int y) {
+	POINT point;
+	point.x = x;
+	point.y = y;
+	ClientToScreen(kinc_windows_window_handle(window), &point);
+	SetCursorPos(point.x, point.y);
+}
+
+void kinc_mouse_get_position(int window, int *x, int *y) {
+	POINT point;
+	GetCursorPos(&point);
+	ScreenToClient(kinc_windows_window_handle(window), &point);
+	*x = point.x;
+	*y = point.y;
+}