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CLK/Inputs/Keyboard.cpp
Thomas Harte a8645f80bf Introduces 'non-exclusive' emulator-space keyboards.
i.e. sets of keys that don't amount to an entire keyboard in the modern sense. Experimentally used by the Master System for its reset key.
2018-10-24 21:59:30 -04:00

53 lines
1.3 KiB
C++

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