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#ifndef ANDROID_DVR_VIRTUAL_TOUCHPAD_SERVICE_H
#define ANDROID_DVR_VIRTUAL_TOUCHPAD_SERVICE_H
#include <android/dvr/BnVirtualTouchpadService.h>
#include "VirtualTouchpad.h"
namespace android {
namespace dvr {
// VirtualTouchpadService implements the service side of
// the Binder interface defined in VirtualTouchpadService.aidl.
//
class VirtualTouchpadService : public BnVirtualTouchpadService {
public:
explicit VirtualTouchpadService(std::unique_ptr<VirtualTouchpad> touchpad)
: touchpad_(std::move(touchpad)), client_pid_(0) {}
~VirtualTouchpadService() override;
protected:
// Implements IVirtualTouchpadService.
binder::Status attach() override;
binder::Status detach() override;
binder::Status touch(int touchpad, float x, float y, float pressure) override;
binder::Status buttonState(int touchpad, int buttons) override;
binder::Status scroll(int touchpad, float x, float y) override;
// Implements BBinder::dump().
status_t dump(int fd, const Vector<String16>& args) override;
private:
bool CheckPermissions();
bool CheckTouchPermission(pid_t* out_pid);
std::unique_ptr<VirtualTouchpad> touchpad_;
// Only one client at a time can use the virtual touchpad.
pid_t client_pid_;
VirtualTouchpadService(const VirtualTouchpadService&) = delete;
void operator=(const VirtualTouchpadService&) = delete;
};
} // namespace dvr
} // namespace android
#endif // ANDROID_DVR_VIRTUAL_TOUCHPAD_SERVICE_H
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