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CLK/Inputs/Keyboard.cpp
2021-07-01 23:15:32 -04:00

61 lines
1.6 KiB
C++

//
// Keyboard.cpp
// Clock Signal
//
// Created by Thomas Harte on 10/9/17.
// Copyright 2017 Thomas Harte. All rights reserved.
//
#include "Keyboard.hpp"
#include <cstddef>
using namespace Inputs;
Keyboard::Keyboard(const std::set<Key> &essential_modifiers) : essential_modifiers_(essential_modifiers) {
for(int k = 0; k < int(Key::Help); ++k) {
observed_keys_.insert(Key(k));
}
}
Keyboard::Keyboard(const std::set<Key> &observed_keys, const std::set<Key> &essential_modifiers) :
observed_keys_(observed_keys), essential_modifiers_(essential_modifiers), is_exclusive_(false) {}
bool Keyboard::set_key_pressed(Key key, char, bool is_pressed) {
const size_t key_offset = size_t(key);
if(key_offset >= key_states_.size()) {
key_states_.resize(key_offset+1, false);
}
key_states_[key_offset] = is_pressed;
if(delegate_) return delegate_->keyboard_did_change_key(this, key, is_pressed);
return false;
}
const std::set<Inputs::Keyboard::Key> &Keyboard::get_essential_modifiers() const {
return essential_modifiers_;
}
void Keyboard::reset_all_keys() {
std::fill(key_states_.begin(), key_states_.end(), false);
if(delegate_) delegate_->reset_all_keys(this);
}
void Keyboard::set_delegate(Delegate *delegate) {
delegate_ = delegate;
}
bool Keyboard::get_key_state(Key key) const {
const size_t key_offset = size_t(key);
if(key_offset >= key_states_.size()) return false;
return key_states_[key_offset];
}
const std::set<Keyboard::Key> &Keyboard::observed_keys() const {
return observed_keys_;
}
bool Keyboard::is_exclusive() const {
return is_exclusive_;
}