handling mouse visibility in openFrameworks

ofxMouseHandler.h

#pragma once
#include "ofAppRunner.h"

/* [Note]
if you use ImGui, add bellow after .begin() not to control mouse by ImGui.
`ImGui::GetIO().ConfigFlags |= ImGuiConfigFlags_NoMouseCursorChange;`
*/

inline void updateMouse(int mouseX, int mouseY, float hideTimef = 1.0) {
  glm::vec2        cursorPos(mouseX, mouseY);
  static glm::vec2 lastCursorPos   = cursorPos;
  static bool      cursorFlag      = true;
  static float     stopCursorTimef = 0;
  if (cursorPos == lastCursorPos) {
    stopCursorTimef += 1.0 / ofGetFrameRate();
    if (cursorFlag && stopCursorTimef > hideTimef) {
      ofHideCursor();
      cursorFlag = false;
    }
  } else {
    if (!cursorFlag) {
      stopCursorTimef = 0;
      ofShowCursor();
      cursorFlag = true;
    }
  }
  lastCursorPos = cursorPos;
}