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  1. #include <iostream>
  2. #include <functional>
  3. #include <map>
  4. #include <string>
  5. using namespace std;
  6.  
  7. // IntervalManager
  8. class TaskManager {
  9. private:
  10. 	int time = 0;
  11. 	// Event Struct
  12. 	class MyEvent {
  13. 	public:
  14. 		int timeout;
  15. 		int interval;
  16. 		function<void()> func;
  17. 	};
  18. 	map<string, MyEvent> taskMap;
  19.  
  20. public:
  21. 	void setInterval(string name, int interval, function<void()> func){
  22. 		MyEvent ev;
  23. 		ev.timeout = interval + this->time;
  24. 		ev.interval = interval;
  25. 		ev.func = func;
  26. 		this->taskMap[name] = ev;
  27. 	}
  28. 	void setTimeout(string name, int timeout, function<void()> func){
  29. 		MyEvent ev;
  30. 		ev.timeout = timeout + this->time;
  31. 		ev.interval = -1; //mark
  32. 		ev.func = func;
  33. 		this->taskMap[name] = ev;
  34. 	}
  35.  
  36. 	void execute(){
  37.  
  38. 		for(auto ite = this->taskMap.begin();
  39. 				ite != this->taskMap.end();){
  40. 			auto &name = ite->first;
  41. 			auto &ev = ite->second;
  42.  
  43. 			if(ev.timeout == this->time){
  44. 				// Execute!
  45. 				ev.func();
  46.  
  47. 				if( ev.interval != -1){
  48. 					// than interval
  49. 					// reset timeout;
  50. 					ev.timeout = ev.interval + this->time;
  51. 				}
  52. 				else{
  53. 					// than timeout
  54. 					// erase
  55. 					this->taskMap.erase(ite++);
  56. 					continue;
  57. 				}
  58. 			}
  59. 			ite++;
  60. 		}
  61. 		//Time count up
  62. 		this->time++;
  63. 	} // end of execute()
  64.  
  65. 	void clearInterval(string name){
  66. 		auto ite = this->taskMap.find(name);
  67. 		this->taskMap.erase(ite);
  68. 	}
  69. };
  70.  
  71. int main() {
  72. 	// your code goes here
  73.  
  74. 	// create interval manager
  75. 	TaskManager tasks;
  76.  
  77. 	// setTimeout
  78. 	tasks.setTimeout("helloTask", 3,
  79. 		[&](){cout << "timeout" << endl;}
  80. 	);
  81.  
  82. 	// setInterval
  83. 	tasks.setInterval("interval", 2,
  84. 		[&](){cout<<"interval"<<endl;}
  85. 	);
  86.  
  87. 	for(int i = 0; i < 10; i++){
  88. 		cout<<"▼ : "+to_string(i)+" loop"<<endl;
  89. 		tasks.execute();
  90. 		cout<<"▲"<<endl;
  91. 	}
  92.  
  93. 	return 0;
  94. }
Success #stdin #stdout 0s 3480KB
comments (?)
stdin
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Standard input is empty
stdout
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▼ : 0 loop
▲
▼ : 1 loop
▲
▼ : 2 loop
interval
▲
▼ : 3 loop
timeout
▲
▼ : 4 loop
interval
▲
▼ : 5 loop
▲
▼ : 6 loop
interval
▲
▼ : 7 loop
▲
▼ : 8 loop
interval
▲
▼ : 9 loop
▲
https://ideone.com/ZsR9rB
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
public

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