314 lines
9.2 KiB
C++
314 lines
9.2 KiB
C++
/*************************************************************************/
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/* input_map.cpp */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* http://www.godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur. */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#include "input_map.h"
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#include "globals.h"
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#include "os/keyboard.h"
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InputMap *InputMap::singleton = NULL;
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void InputMap::_bind_methods() {
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ObjectTypeDB::bind_method(_MD("has_action", "action"), &InputMap::has_action);
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ObjectTypeDB::bind_method(_MD("get_action_id", "action"), &InputMap::get_action_id);
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ObjectTypeDB::bind_method(_MD("get_action_from_id", "id"), &InputMap::get_action_from_id);
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ObjectTypeDB::bind_method(_MD("get_actions"), &InputMap::_get_actions);
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ObjectTypeDB::bind_method(_MD("add_action", "action"), &InputMap::add_action);
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ObjectTypeDB::bind_method(_MD("erase_action", "action"), &InputMap::erase_action);
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ObjectTypeDB::bind_method(_MD("action_add_event", "action", "event"), &InputMap::action_add_event);
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ObjectTypeDB::bind_method(_MD("action_has_event", "action", "event"), &InputMap::action_has_event);
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ObjectTypeDB::bind_method(_MD("action_erase_event", "action", "event"), &InputMap::action_erase_event);
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ObjectTypeDB::bind_method(_MD("get_action_list", "action"), &InputMap::_get_action_list);
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ObjectTypeDB::bind_method(_MD("event_is_action", "event", "action"), &InputMap::event_is_action);
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ObjectTypeDB::bind_method(_MD("load_from_globals"), &InputMap::load_from_globals);
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}
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void InputMap::add_action(const StringName &p_action) {
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ERR_FAIL_COND(input_map.has(p_action));
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input_map[p_action] = Action();
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static int last_id = 1;
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input_map[p_action].id = last_id;
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input_id_map[last_id] = p_action;
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last_id++;
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}
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void InputMap::erase_action(const StringName &p_action) {
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ERR_FAIL_COND(!input_map.has(p_action));
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input_id_map.erase(input_map[p_action].id);
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input_map.erase(p_action);
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}
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StringName InputMap::get_action_from_id(int p_id) const {
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ERR_FAIL_COND_V(!input_id_map.has(p_id), StringName());
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return input_id_map[p_id];
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}
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Array InputMap::_get_actions() {
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Array ret;
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List<StringName> actions = get_actions();
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if (actions.empty())
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return ret;
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for (const List<StringName>::Element *E = actions.front(); E; E = E->next()) {
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ret.push_back(E->get());
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}
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return ret;
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}
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List<StringName> InputMap::get_actions() const {
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List<StringName> actions = List<StringName>();
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if (input_map.empty()) {
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return actions;
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}
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for (Map<StringName, Action>::Element *E = input_map.front(); E; E = E->next()) {
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actions.push_back(E->key());
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}
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return actions;
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}
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List<InputEvent>::Element *InputMap::_find_event(List<InputEvent> &p_list, const InputEvent &p_event) const {
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for (List<InputEvent>::Element *E = p_list.front(); E; E = E->next()) {
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const InputEvent &e = E->get();
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if (e.type != p_event.type)
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continue;
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if (e.type != InputEvent::KEY && e.device != p_event.device)
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continue;
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bool same = false;
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switch (p_event.type) {
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case InputEvent::KEY: {
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same = (e.key.scancode == p_event.key.scancode && e.key.mod == p_event.key.mod);
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} break;
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case InputEvent::JOYSTICK_BUTTON: {
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same = (e.joy_button.button_index == p_event.joy_button.button_index);
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} break;
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case InputEvent::MOUSE_BUTTON: {
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same = (e.mouse_button.button_index == p_event.mouse_button.button_index);
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} break;
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case InputEvent::JOYSTICK_MOTION: {
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same = (e.joy_motion.axis == p_event.joy_motion.axis && (e.joy_motion.axis_value < 0) == (p_event.joy_motion.axis_value < 0));
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} break;
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}
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if (same)
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return E;
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}
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return NULL;
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}
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bool InputMap::has_action(const StringName &p_action) const {
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return input_map.has(p_action);
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}
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void InputMap::action_add_event(const StringName &p_action, const InputEvent &p_event) {
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ERR_FAIL_COND(p_event.type == InputEvent::ACTION);
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ERR_FAIL_COND(!input_map.has(p_action));
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if (_find_event(input_map[p_action].inputs, p_event))
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return; //already gots
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input_map[p_action].inputs.push_back(p_event);
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}
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int InputMap::get_action_id(const StringName &p_action) const {
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ERR_FAIL_COND_V(!input_map.has(p_action), -1);
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return input_map[p_action].id;
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}
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bool InputMap::action_has_event(const StringName &p_action, const InputEvent &p_event) {
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ERR_FAIL_COND_V(!input_map.has(p_action), false);
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return (_find_event(input_map[p_action].inputs, p_event) != NULL);
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}
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void InputMap::action_erase_event(const StringName &p_action, const InputEvent &p_event) {
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ERR_FAIL_COND(!input_map.has(p_action));
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List<InputEvent>::Element *E = _find_event(input_map[p_action].inputs, p_event);
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if (E)
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input_map[p_action].inputs.erase(E);
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}
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Array InputMap::_get_action_list(const StringName &p_action) {
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Array ret;
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const List<InputEvent> *al = get_action_list(p_action);
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if (al) {
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for (const List<InputEvent>::Element *E = al->front(); E; E = E->next()) {
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ret.push_back(E->get());
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}
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}
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return ret;
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}
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const List<InputEvent> *InputMap::get_action_list(const StringName &p_action) {
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const Map<StringName, Action>::Element *E = input_map.find(p_action);
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if (!E)
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return NULL;
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return &E->get().inputs;
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}
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bool InputMap::event_is_action(const InputEvent &p_event, const StringName &p_action) const {
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Map<StringName, Action>::Element *E = input_map.find(p_action);
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if (!E) {
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ERR_EXPLAIN("Request for nonexistent InputMap action: " + String(p_action));
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ERR_FAIL_COND_V(!E, false);
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}
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if (p_event.type == InputEvent::ACTION) {
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return p_event.action.action == E->get().id;
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}
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return _find_event(E->get().inputs, p_event) != NULL;
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}
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void InputMap::load_from_globals() {
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input_map.clear();
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List<PropertyInfo> pinfo;
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Globals::get_singleton()->get_property_list(&pinfo);
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for (List<PropertyInfo>::Element *E = pinfo.front(); E; E = E->next()) {
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const PropertyInfo &pi = E->get();
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if (!pi.name.begins_with("input/"))
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continue;
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String name = pi.name.substr(pi.name.find("/") + 1, pi.name.length());
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add_action(name);
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Array va = Globals::get_singleton()->get(pi.name);
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for (int i = 0; i < va.size(); i++) {
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InputEvent ie = va[i];
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if (ie.type == InputEvent::NONE)
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continue;
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action_add_event(name, ie);
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}
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}
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}
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void InputMap::load_default() {
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InputEvent key;
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key.type = InputEvent::KEY;
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add_action("ui_accept");
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key.key.scancode = KEY_RETURN;
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action_add_event("ui_accept", key);
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key.key.scancode = KEY_ENTER;
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action_add_event("ui_accept", key);
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key.key.scancode = KEY_SPACE;
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action_add_event("ui_accept", key);
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add_action("ui_select");
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key.key.scancode = KEY_SPACE;
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action_add_event("ui_select", key);
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add_action("ui_cancel");
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key.key.scancode = KEY_ESCAPE;
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action_add_event("ui_cancel", key);
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add_action("ui_focus_next");
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key.key.scancode = KEY_TAB;
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action_add_event("ui_focus_next", key);
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add_action("ui_focus_prev");
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key.key.scancode = KEY_TAB;
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key.key.mod.shift = true;
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action_add_event("ui_focus_prev", key);
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key.key.mod.shift = false;
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add_action("ui_left");
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key.key.scancode = KEY_LEFT;
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action_add_event("ui_left", key);
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add_action("ui_right");
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key.key.scancode = KEY_RIGHT;
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action_add_event("ui_right", key);
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add_action("ui_up");
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key.key.scancode = KEY_UP;
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action_add_event("ui_up", key);
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add_action("ui_down");
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key.key.scancode = KEY_DOWN;
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action_add_event("ui_down", key);
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add_action("ui_page_up");
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key.key.scancode = KEY_PAGEUP;
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action_add_event("ui_page_up", key);
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add_action("ui_page_down");
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key.key.scancode = KEY_PAGEDOWN;
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action_add_event("ui_page_down", key);
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// set("display/orientation", "landscape");
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}
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InputMap::InputMap() {
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ERR_FAIL_COND(singleton);
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singleton = this;
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}
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