blob: e9c2062d9cff6b4df45085d70449fa8dcd938cd9 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
|
#pragma once
#include <mbgl/util/noncopyable.hpp>
#include <memory>
namespace mbgl {
// A movable type-erasing function wrapper. This allows to store arbitrary invokable
// things (like std::function<>, or the result of a movable-only std::bind()) in the queue.
// Source: http://stackoverflow.com/a/29642072/331379
class WorkTask : private util::noncopyable {
public:
virtual ~WorkTask() = default;
virtual void operator()() = 0;
virtual void cancel() = 0;
template <class Fn, class... Args>
static std::shared_ptr<WorkTask> make(Fn&& fn, Args&&... args);
template <class Fn, class Cb, class... Args>
static std::shared_ptr<WorkTask> makeWithCallback(Fn&& fn, Cb&& callback, Args&&... args);
};
} // namespace mbgl
|