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Permits joysticks to be queried for number of fire buttons.

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This commit is contained in:
Thomas Harte 2018-07-22 16:52:58 -04:00
parent c05b6397b0
commit 8f4042c4bb
1 changed files with 18 additions and 0 deletions
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18
Inputs/Joystick.hpp
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@ -128,6 +128,24 @@ class Joystick {
set_input(input, 0.5f);
}
}
/*!
Gets the number of input fire buttons.
This is cached by default, but it's virtual so overridable.
*/
virtual int get_number_of_fire_buttons() {
if(number_of_buttons_ >= 0) return number_of_buttons_;
number_of_buttons_ = 0;
for(const auto &input: get_inputs()) {
if(input.type == Input::Type::Fire) ++number_of_buttons_;
}
return number_of_buttons_;
}
private:
int number_of_buttons_ = -1;
};
/*!