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play_controller.cpp
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play_controller.cpp
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/*
Copyright (C) 2006 - 2014 by Joerg Hinrichs <joerg.hinrichs@alice-dsl.de>
wesnoth playlevel Copyright (C) 2003 by David White <dave@whitevine.net>
Part of the Battle for Wesnoth Project http://www.wesnoth.org/
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY.
See the COPYING file for more details.
*/
/**
* @file
* Handle input via mouse & keyboard, events, schedule commands.
*/
#include "play_controller.hpp"
#include "actions/create.hpp"
#include "actions/heal.hpp"
#include "actions/undo.hpp"
#include "actions/vision.hpp"
#include "ai/manager.hpp"
#include "ai/testing.hpp"
#include "dialogs.hpp"
#include "formula_string_utils.hpp"
#include "game_events/handlers.hpp"
#include "game_events/menu_item.hpp"
#include "game_events/pump.hpp"
#include "game_preferences.hpp"
#include "hotkey/hotkey_item.hpp"
#include "map_label.hpp"
#include "gettext.hpp"
#include "halo.hpp"
#include "loadscreen.hpp"
#include "log.hpp"
#include "pathfind/teleport.hpp"
#include "preferences_display.hpp"
#include "replay.hpp"
#include "resources.hpp"
#include "savegame.hpp"
#include "saved_game.hpp"
#include "save_blocker.hpp"
#include "scripting/lua.hpp"
#include "sound.hpp"
#include "soundsource.hpp"
#include "synced_context.hpp"
#include "tooltips.hpp"
#include "unit.hpp"
#include "unit_id.hpp"
#include "whiteboard/manager.hpp"
#include "wml_exception.hpp"
#include <boost/foreach.hpp>
static lg::log_domain log_aitesting("aitesting");
#define LOG_AIT LOG_STREAM(info, log_aitesting)
//If necessary, this define can be replaced with `#define LOG_AIT std::cout` to restore previous behavior
static lg::log_domain log_engine("engine");
#define LOG_NG LOG_STREAM(info, log_engine)
#define DBG_NG LOG_STREAM(debug, log_engine)
static lg::log_domain log_display("display");
#define ERR_DP LOG_STREAM(err, log_display)
static lg::log_domain log_enginerefac("enginerefac");
#define LOG_RG LOG_STREAM(info, log_enginerefac)
static void clear_resources()
{
resources::controller = NULL;
resources::gameboard = NULL;
resources::gamedata = NULL;
resources::persist = NULL;
resources::screen = NULL;
resources::soundsources = NULL;
resources::teams = NULL;
resources::tod_manager = NULL;
resources::tunnels = NULL;
resources::undo_stack = NULL;
resources::units = NULL;
resources::whiteboard.reset();
resources::classification = NULL;
resources::mp_settings = NULL;
}
play_controller::play_controller(const config& level, saved_game& state_of_game,
const int ticks, const config& game_config,
CVideo& video, bool skip_replay) :
controller_base(ticks, game_config, video),
observer(),
savegame_config(),
gamestate_(level, game_config),
level_(level),
saved_game_(state_of_game),
prefs_disp_manager_(),
tooltips_manager_(),
events_manager_(),
halo_manager_(),
labels_manager_(),
help_manager_(&game_config),
mouse_handler_(NULL, gamestate_.board_),
menu_handler_(NULL, gamestate_.board_, level, game_config),
soundsources_manager_(),
persist_(),
gui_(),
statistics_context_(level["name"]),
undo_stack_(new actions::undo_list(level.child("undo_stack"))),
whiteboard_manager_(),
loading_game_(level["playing_team"].empty() == false),
player_number_(1),
first_player_(level["playing_team"].to_int() + 1),
start_turn_(gamestate_.tod_manager_.turn()), // gamestate_.tod_manager_ constructed above
skip_replay_(skip_replay),
linger_(false),
it_is_a_new_turn_(true),
init_side_done_(level["init_side_done"].to_bool(true)),
savenames_(),
wml_commands_(),
victory_when_enemies_defeated_(true),
remove_from_carryover_on_defeat_(true),
end_level_data_(),
victory_music_(),
defeat_music_(),
scope_()
{
resources::controller = this;
resources::gameboard = &gamestate_.board_;
resources::gamedata = &gamestate_.gamedata_;
resources::persist = &persist_;
resources::teams = &gamestate_.board_.teams_;
resources::tod_manager = &gamestate_.tod_manager_;
resources::undo_stack = undo_stack_.get();
resources::units = &gamestate_.board_.units_;
resources::classification = &saved_game_.classification();
resources::mp_settings = &saved_game_.mp_settings();
persist_.start_transaction();
n_unit::id_manager::instance().set_save_id(level_["next_underlying_unit_id"]);
// Setup victory and defeat music
set_victory_music_list(level_["victory_music"]);
set_defeat_music_list(level_["defeat_music"]);
game_config::add_color_info(level);
hotkey::deactivate_all_scopes();
hotkey::set_scope_active(hotkey::SCOPE_GAME);
try {
init(video);
} catch (...) {
clear_resources();
throw;
}
}
play_controller::~play_controller()
{
clear_resources();
}
void play_controller::init(CVideo& video){
util::scoped_resource<loadscreen::global_loadscreen_manager*, util::delete_item> scoped_loadscreen_manager;
loadscreen::global_loadscreen_manager* loadscreen_manager = loadscreen::global_loadscreen_manager::get();
if (!loadscreen_manager)
{
scoped_loadscreen_manager.assign(new loadscreen::global_loadscreen_manager(video));
loadscreen_manager = scoped_loadscreen_manager.get();
}
loadscreen::start_stage("load level");
recorder.set_skip(false);
// This *needs* to be created before the show_intro and show_map_scene
// as that functions use the manager state_of_game
// Has to be done before registering any events!
events_manager_.reset(new game_events::manager(level_));
LOG_NG << "initializing game_state..." << (SDL_GetTicks() - ticks_) << std::endl;
gamestate_.init(ticks_, saved_game_.replay_start());
resources::tunnels = gamestate_.pathfind_manager_.get();
// mouse_handler expects at least one team for linger mode to work.
if (gamestate_.board_.teams().empty()) end_level_data_.transient.linger_mode = false;
LOG_NG << "loading units..." << (SDL_GetTicks() - ticks_) << std::endl;
loadscreen::start_stage("load units");
preferences::encounter_all_content(gamestate_.board_);
LOG_NG << "initializing theme... " << (SDL_GetTicks() - ticks_) << std::endl;
loadscreen::start_stage("init theme");
const config &theme_cfg = get_theme(game_config_, level_["theme"]);
LOG_NG << "initializing whiteboard..." << (SDL_GetTicks() - ticks_) << std::endl;
whiteboard_manager_.reset(new wb::manager());
resources::whiteboard = whiteboard_manager_;
LOG_NG << "building terrain rules... " << (SDL_GetTicks() - ticks_) << std::endl;
loadscreen::start_stage("build terrain");
gui_.reset(new game_display(gamestate_.board_, video, whiteboard_manager_, gamestate_.tod_manager_, theme_cfg, level_));
if (!gui_->video().faked()) {
if (saved_game_.mp_settings().mp_countdown)
gui_->get_theme().modify_label("time-icon", _ ("time left for current turn"));
else
gui_->get_theme().modify_label("time-icon", _ ("current local time"));
}
loadscreen::start_stage("init display");
mouse_handler_.set_gui(gui_.get());
menu_handler_.set_gui(gui_.get());
resources::screen = gui_.get();
LOG_NG << "done initializing display... " << (SDL_GetTicks() - ticks_) << std::endl;
if(gamestate_.first_human_team_ != -1) {
gui_->set_team(gamestate_.first_human_team_);
}
else if (is_observer())
{
// Find first team that is allowed to be observed.
// If not set here observer would be without fog until
// the first turn of observable side
size_t i;
for (i=0;i < gamestate_.board_.teams().size();++i)
{
if (!gamestate_.board_.teams()[i].get_disallow_observers())
{
gui_->set_team(i);
}
}
}
browse_ = true;
init_managers();
// add era & mod events for MP game
if (const config &era_cfg = level_.child("era")) {
game_events::add_events(era_cfg.child_range("event"), "era_events");
}
if (level_.child_or_empty("modification")) {
BOOST_FOREACH (const config& mod_cfg, level_.child_range("modification")) {
game_events::add_events(mod_cfg.child_range("event"),
"mod_" + mod_cfg["id"].str() + "_events");
BOOST_FOREACH (const config::any_child& var_cfg, mod_cfg.child("variables").all_children_range()) {
gamestate_.gamedata_.add_variable_cfg(var_cfg.key, var_cfg.cfg);
}
}
}
loadscreen::global_loadscreen->start_stage("start game");
loadscreen_manager->reset();
}
void play_controller::init_managers(){
LOG_NG << "initializing managers... " << (SDL_GetTicks() - ticks_) << std::endl;
prefs_disp_manager_.reset(new preferences::display_manager(gui_.get()));
tooltips_manager_.reset(new tooltips::manager(gui_->video()));
soundsources_manager_.reset(new soundsource::manager(*gui_));
resources::soundsources = soundsources_manager_.get();
halo_manager_.reset(new halo::manager(*gui_));
LOG_NG << "done initializing managers... " << (SDL_GetTicks() - ticks_) << std::endl;
}
void play_controller::objectives(){
menu_handler_.objectives(gui_->viewing_team()+1);
}
void play_controller::show_statistics(){
menu_handler_.show_statistics(gui_->viewing_team()+1);
}
void play_controller::unit_list(){
menu_handler_.unit_list();
}
void play_controller::status_table(){
menu_handler_.status_table();
}
void play_controller::save_game(){
if(save_blocker::try_block()) {
save_blocker::save_unblocker unblocker;
savegame::ingame_savegame save(saved_game_, *gui_, to_config(), preferences::save_compression_format());
save.save_game_interactive(gui_->video(), "", gui::OK_CANCEL);
} else {
save_blocker::on_unblock(this,&play_controller::save_game);
}
}
void play_controller::save_replay(){
if(save_blocker::try_block()) {
save_blocker::save_unblocker unblocker;
savegame::replay_savegame save(saved_game_, preferences::save_compression_format());
save.save_game_interactive(gui_->video(), "", gui::OK_CANCEL);
} else {
save_blocker::on_unblock(this,&play_controller::save_replay);
}
}
void play_controller::save_map(){
if(save_blocker::try_block()) {
save_blocker::save_unblocker unblocker;
menu_handler_.save_map();
} else {
save_blocker::on_unblock(this,&play_controller::save_map);
}
}
void play_controller::load_game(){
savegame::loadgame load(*gui_, game_config_, saved_game_);
load.load_game();
}
void play_controller::preferences(){
menu_handler_.preferences();
}
void play_controller::left_mouse_click(){
int x = gui_->get_location_x(gui_->mouseover_hex());
int y = gui_->get_location_y(gui_->mouseover_hex());
SDL_MouseButtonEvent event;
event.button = 1;
event.x = x + 30;
event.y = y + 30;
event.which = 0;
event.state = SDL_PRESSED;
mouse_handler_.mouse_press(event, false);
}
void play_controller::select_and_action() {
mouse_handler_.select_or_action(browse_);
}
void play_controller::move_action(){
mouse_handler_.move_action(browse_);
}
void play_controller::deselect_hex(){
mouse_handler_.deselect_hex();
}
void play_controller::select_hex(){
mouse_handler_.select_hex(gui_->mouseover_hex(), false);
}
void play_controller::right_mouse_click(){
int x = gui_->get_location_x(gui_->mouseover_hex());
int y = gui_->get_location_y(gui_->mouseover_hex());
SDL_MouseButtonEvent event;
event.button = 3;
event.x = x + 30;
event.y = y + 30;
event.which = 0;
event.state = SDL_PRESSED;
mouse_handler_.mouse_press(event, true);
}
void play_controller::cycle_units(){
mouse_handler_.cycle_units(browse_);
}
void play_controller::cycle_back_units(){
mouse_handler_.cycle_back_units(browse_);
}
void play_controller::show_chat_log(){
menu_handler_.show_chat_log();
}
void play_controller::show_help(){
menu_handler_.show_help();
}
void play_controller::undo(){
mouse_handler_.deselect_hex();
undo_stack_->undo();
}
void play_controller::redo(){
mouse_handler_.deselect_hex();
undo_stack_->redo();
}
void play_controller::show_enemy_moves(bool ignore_units){
menu_handler_.show_enemy_moves(ignore_units, player_number_);
}
void play_controller::goto_leader(){
menu_handler_.goto_leader(player_number_);
}
void play_controller::unit_description(){
menu_handler_.unit_description();
}
void play_controller::terrain_description(){
menu_handler_.terrain_description(mouse_handler_);
}
void play_controller::toggle_ellipses(){
menu_handler_.toggle_ellipses();
}
void play_controller::toggle_grid(){
menu_handler_.toggle_grid();
}
void play_controller::search(){
menu_handler_.search();
}
void play_controller::fire_preload()
{
// Run initialization scripts, even if loading from a snapshot.
gamestate_.gamedata_.set_phase(game_data::PRELOAD);
resources::lua_kernel->initialize();
gamestate_.gamedata_.get_variable("turn_number") = int(turn());
game_events::fire("preload");
}
void play_controller::fire_prestart()
{
// pre-start events must be executed before any GUI operation,
// as those may cause the display to be refreshed.
update_locker lock_display(gui_->video());
gamestate_.gamedata_.set_phase(game_data::PRESTART);
game_events::fire("prestart");
check_end_level();
// prestart event may modify start turn with WML, reflect any changes.
start_turn_ = turn();
gamestate_.gamedata_.get_variable("turn_number") = int(start_turn_);
}
void play_controller::fire_start(bool execute){
if(execute) {
gamestate_.gamedata_.set_phase(game_data::START);
game_events::fire("start");
check_end_level();
// start event may modify start turn with WML, reflect any changes.
start_turn_ = turn();
gamestate_.gamedata_.get_variable("turn_number") = int(start_turn_);
} else {
it_is_a_new_turn_ = false;
}
if( saved_game_.classification().random_mode != "" && (network::nconnections() != 0))
{
std::string mes = _("MP game uses an alternative random mode, if you don't know what this message means, then most likeley someone is cheating or someone reloaded a corrupt game.");
gui_->add_chat_message(
time(NULL),
"game_engine",
0,
mes,
events::chat_handler::MESSAGE_PUBLIC,
preferences::message_bell());
replay::process_error(mes);
}
gamestate_.gamedata_.set_phase(game_data::PLAY);
}
void play_controller::init_gui(){
gui_->begin_game();
gui_->update_tod();
if ( !loading_game_ ) {
for ( int side = gamestate_.board_.teams().size(); side != 0; --side )
actions::clear_shroud(side, false, false);
}
}
possible_end_play_signal play_controller::init_side(bool is_replay){
log_scope("player turn");
bool only_visual = loading_game_ && init_side_done_;
init_side_done_ = false;
mouse_handler_.set_side(player_number_);
// If we are observers we move to watch next team if it is allowed
if (is_observer() && !current_team().get_disallow_observers()) {
gui_->set_team(size_t(player_number_ - 1));
}
gui_->set_playing_team(size_t(player_number_ - 1));
gamestate_.gamedata_.get_variable("side_number") = player_number_;
gamestate_.gamedata_.last_selected = map_location::null_location();
HANDLE_END_PLAY_SIGNAL( maybe_do_init_side(is_replay, only_visual) );
loading_game_ = false;
return boost::none;
}
/**
* Called by turn_info::process_network_data() or init_side() to call do_init_side() if necessary.
*/
void play_controller::maybe_do_init_side(bool is_replay, bool only_visual) {
/**
* We do side init only if not done yet for a local side when we are not replaying.
* For all other sides it is recorded in replay and replay handler has to handle
* calling do_init_side() functions.
**/
if (is_replay || init_side_done_ || !current_team().is_local()) {
return;
}
if(!only_visual){
recorder.init_side();
set_scontext_synced sync;
do_init_side(is_replay);
}
else
{
do_init_side(is_replay, true);
}
}
/**
* Called by replay handler or init_side() to do actual work for turn change.
*/
void play_controller::do_init_side(bool is_replay, bool only_visual) {
log_scope("player turn");
//In case we might end up calling sync:network during the side turn events,
//and we dont want do_init_side to be called when a player drops.
init_side_done_ = true;
const std::string turn_num = str_cast(turn());
const std::string side_num = str_cast(player_number_);
// If this is right after loading a game we don't need to fire events and such. It was already done before saving.
if (!only_visual) {
if(it_is_a_new_turn_)
{
game_events::fire("turn " + turn_num);
game_events::fire("new turn");
it_is_a_new_turn_ = false;
}
game_events::fire("side turn");
game_events::fire("side " + side_num + " turn");
game_events::fire("side turn " + turn_num);
game_events::fire("side " + side_num + " turn " + turn_num);
}
if(current_team().is_human() && !is_replay) {
update_gui_to_player(player_number_ - 1);
}
// We want to work out if units for this player should get healed,
// and the player should get income now.
// Healing/income happen if it's not the first turn of processing,
// or if we are loading a game.
if (!only_visual && turn() > 1) {
gamestate_.board_.new_turn(player_number_);
current_team().new_turn();
// If the expense is less than the number of villages owned
// times the village support capacity,
// then we don't have to pay anything at all
int expense = side_upkeep(player_number_) -
current_team().support();
if(expense > 0) {
current_team().spend_gold(expense);
}
calculate_healing(player_number_, !skip_replay_);
}
if (!only_visual) {
// Prepare the undo stack.
undo_stack_->new_side_turn(player_number_);
game_events::fire("turn refresh");
game_events::fire("side " + side_num + " turn refresh");
game_events::fire("turn " + turn_num + " refresh");
game_events::fire("side " + side_num + " turn " + turn_num + " refresh");
// Make sure vision is accurate.
actions::clear_shroud(player_number_, true);
}
const time_of_day &tod = gamestate_.tod_manager_.get_time_of_day();
if (player_number_ == first_player_)
sound::play_sound(tod.sounds, sound::SOUND_SOURCES);
if (!recorder.is_skipping()){
gui_->invalidate_all();
}
if (!recorder.is_skipping() && !skip_replay_ && current_team().get_scroll_to_leader()){
gui_->scroll_to_leader(player_number_,game_display::ONSCREEN,false);
}
loading_game_ = false;
check_victory();
whiteboard_manager_->on_init_side();
}
//builds the snapshot config from its members and their configs respectively
config play_controller::to_config() const
{
config cfg;
cfg["init_side_done"] = init_side_done_;
cfg.merge_attributes(level_);
gamestate_.board_.write_config(cfg);
cfg.merge_with(gamestate_.tod_manager_.to_config());
if(linger_) {
config endlevel;
end_level_data_.write(endlevel);
cfg.add_child("end_level_data", endlevel);
}
// Write terrain_graphics data in snapshot, too
BOOST_FOREACH(const config &tg, level_.child_range("terrain_graphics")) {
cfg.add_child("terrain_graphics", tg);
}
//write out the current state of the map
cfg.merge_with(gamestate_.pathfind_manager_->to_config());
config display;
gui_->write(display);
cfg.add_child("display", display);
// Preserve the undo stack so that fog/shroud clearing is kept accurate.
undo_stack_->write(cfg.add_child("undo_stack"));
//Write the game events.
game_events::write_events(cfg);
if(gui_.get() != NULL){
cfg["playing_team"] = str_cast(gui_->playing_team());
gui_->labels().write(cfg);
sound::write_music_play_list(cfg);
}
//TODO: move id_manager handling to play_controller
cfg["next_underlying_unit_id"] = str_cast(n_unit::id_manager::instance().get_save_id());
gamestate_.gamedata_.write_snapshot(cfg);
cfg.merge_attributes(saved_game_.classification().to_config());
return cfg;
}
void play_controller::finish_side_turn(){
whiteboard_manager_->on_finish_side_turn(player_number_);
gamestate_.board_.end_turn(player_number_);
// Clear shroud, in case units had been slowed for the turn.
actions::clear_shroud(player_number_);
const std::string turn_num = str_cast(turn());
const std::string side_num = str_cast(player_number_);
{ //Block for set_scontext_synced
set_scontext_synced sync(1);
game_events::fire("side turn end");
game_events::fire("side "+ side_num + " turn end");
game_events::fire("side turn " + turn_num + " end");
game_events::fire("side " + side_num + " turn " + turn_num + " end");
}
// This is where we refog, after all of a side's events are done.
actions::recalculate_fog(player_number_);
// This implements "delayed map sharing."
// It is meant as an alternative to shared vision.
if(current_team().copy_ally_shroud()) {
gui_->recalculate_minimap();
gui_->invalidate_all();
}
mouse_handler_.deselect_hex();
n_unit::id_manager::instance().reset_fake();
game_events::pump();
}
void play_controller::finish_turn()
{
set_scontext_synced sync(2);
const std::string turn_num = str_cast(turn());
game_events::fire("turn end");
game_events::fire("turn " + turn_num + " end");
}
bool play_controller::enemies_visible() const
{
// If we aren't using fog/shroud, this is easy :)
if(current_team().uses_fog() == false && current_team().uses_shroud() == false)
return true;
// See if any enemies are visible
BOOST_FOREACH(const unit & u, gamestate_.board_.units()) {
if (current_team().is_enemy(u.side()) && !gui_->fogged(u.get_location())) {
return true;
}
}
return false;
}
bool play_controller::execute_command(const hotkey::hotkey_command& cmd, int index)
{
hotkey::HOTKEY_COMMAND command = cmd.id;
if(index >= 0) {
unsigned i = static_cast<unsigned>(index);
if(i < savenames_.size() && !savenames_[i].empty()) {
// Load the game by throwing load_game_exception
throw game::load_game_exception(savenames_[i],false,false,false,"");
} else if ( i < wml_commands_.size() && wml_commands_[i] ) {
wml_commands_[i]->fire_event(mouse_handler_.get_last_hex());
return true;
}
}
int prefixlen = wml_menu_hotkey_prefix.length();
if(command == hotkey::HOTKEY_WML && cmd.command.compare(0, prefixlen, wml_menu_hotkey_prefix) == 0)
{
std::string name = cmd.command.substr(prefixlen);
const map_location& hex = mouse_handler_.get_last_hex();
gamestate_.gamedata_.get_wml_menu_items().fire_item(name, hex);
/// @todo Shouldn't the function return at this point?
}
return command_executor::execute_command(cmd, index);
}
bool play_controller::can_execute_command(const hotkey::hotkey_command& cmd, int index) const
{
if(index >= 0) {
unsigned i = static_cast<unsigned>(index);
if((i < savenames_.size() && !savenames_[i].empty())
|| (i < wml_commands_.size() && wml_commands_[i])) {
return true;
}
}
switch(cmd.id) {
// Commands we can always do:
case hotkey::HOTKEY_LEADER:
case hotkey::HOTKEY_CYCLE_UNITS:
case hotkey::HOTKEY_CYCLE_BACK_UNITS:
case hotkey::HOTKEY_ZOOM_IN:
case hotkey::HOTKEY_ZOOM_OUT:
case hotkey::HOTKEY_ZOOM_DEFAULT:
case hotkey::HOTKEY_FULLSCREEN:
case hotkey::HOTKEY_SCREENSHOT:
case hotkey::HOTKEY_MAP_SCREENSHOT:
case hotkey::HOTKEY_ACCELERATED:
case hotkey::HOTKEY_SAVE_MAP:
case hotkey::HOTKEY_TOGGLE_ELLIPSES:
case hotkey::HOTKEY_TOGGLE_GRID:
case hotkey::HOTKEY_MOUSE_SCROLL:
case hotkey::HOTKEY_ANIMATE_MAP:
case hotkey::HOTKEY_STATUS_TABLE:
case hotkey::HOTKEY_MUTE:
case hotkey::HOTKEY_PREFERENCES:
case hotkey::HOTKEY_OBJECTIVES:
case hotkey::HOTKEY_UNIT_LIST:
case hotkey::HOTKEY_STATISTICS:
case hotkey::HOTKEY_QUIT_GAME:
case hotkey::HOTKEY_SEARCH:
case hotkey::HOTKEY_HELP:
case hotkey::HOTKEY_USER_CMD:
case hotkey::HOTKEY_CUSTOM_CMD:
case hotkey::HOTKEY_AI_FORMULA:
case hotkey::HOTKEY_CLEAR_MSG:
case hotkey::HOTKEY_SELECT_HEX:
case hotkey::HOTKEY_DESELECT_HEX:
case hotkey::HOTKEY_MOVE_ACTION:
case hotkey::HOTKEY_SELECT_AND_ACTION:
case hotkey::HOTKEY_MINIMAP_CODING_TERRAIN:
case hotkey::HOTKEY_MINIMAP_CODING_UNIT:
case hotkey::HOTKEY_MINIMAP_DRAW_UNITS:
case hotkey::HOTKEY_MINIMAP_DRAW_TERRAIN:
case hotkey::HOTKEY_MINIMAP_DRAW_VILLAGES:
case hotkey::HOTKEY_NULL:
case hotkey::HOTKEY_SAVE_REPLAY:
return true;
// Commands that have some preconditions:
case hotkey::HOTKEY_SAVE_GAME:
return !events::commands_disabled;
case hotkey::HOTKEY_SHOW_ENEMY_MOVES:
case hotkey::HOTKEY_BEST_ENEMY_MOVES:
return !linger_ && enemies_visible();
case hotkey::HOTKEY_LOAD_GAME:
return network::nconnections() == 0; // Can only load games if not in a network game
case hotkey::HOTKEY_CHAT_LOG:
return network::nconnections() > 0;
case hotkey::HOTKEY_REDO:
return !linger_ && undo_stack_->can_redo() && !events::commands_disabled && !browse_;
case hotkey::HOTKEY_UNDO:
return !linger_ && undo_stack_->can_undo() && !events::commands_disabled && !browse_;
case hotkey::HOTKEY_UNIT_DESCRIPTION:
return menu_handler_.current_unit().valid();
case hotkey::HOTKEY_TERRAIN_DESCRIPTION:
return mouse_handler_.get_last_hex().valid();
case hotkey::HOTKEY_RENAME_UNIT:
return !events::commands_disabled &&
menu_handler_.current_unit().valid() &&
!(menu_handler_.current_unit()->unrenamable()) &&
menu_handler_.current_unit()->side() == gui_->viewing_side() &&
gamestate_.board_.teams()[menu_handler_.current_unit()->side() - 1].is_human();
default:
return false;
}
}
void play_controller::enter_textbox()
{
if(menu_handler_.get_textbox().active() == false) {
return;
}
const std::string str = menu_handler_.get_textbox().box()->text();
const unsigned int team_num = player_number_;
events::mouse_handler& mousehandler = mouse_handler_;
switch(menu_handler_.get_textbox().mode()) {
case gui::TEXTBOX_SEARCH:
menu_handler_.do_search(str);
menu_handler_.get_textbox().close(*gui_);
break;
case gui::TEXTBOX_MESSAGE:
menu_handler_.do_speak();
menu_handler_.get_textbox().close(*gui_); //need to close that one after executing do_speak() !
break;
case gui::TEXTBOX_COMMAND:
menu_handler_.get_textbox().close(*gui_);
menu_handler_.do_command(str);
break;
case gui::TEXTBOX_AI:
menu_handler_.get_textbox().close(*gui_);
menu_handler_.do_ai_formula(str, team_num, mousehandler);
break;
default:
menu_handler_.get_textbox().close(*gui_);
ERR_DP << "unknown textbox mode" << std::endl;
}
}
void play_controller::tab()
{
gui::TEXTBOX_MODE mode = menu_handler_.get_textbox().mode();
std::set<std::string> dictionary;
switch(mode) {
case gui::TEXTBOX_SEARCH:
{
BOOST_FOREACH(const unit &u, gamestate_.board_.units()){
const map_location& loc = u.get_location();
if(!gui_->fogged(loc) &&
!(gamestate_.board_.teams()[gui_->viewing_team()].is_enemy(u.side()) && u.invisible(loc)))
dictionary.insert(u.name());
}
//TODO List map labels
break;
}
case gui::TEXTBOX_COMMAND:
{
std::vector<std::string> commands = menu_handler_.get_commands_list();
dictionary.insert(commands.begin(), commands.end());
// no break here, we also want player names from the next case
}
case gui::TEXTBOX_MESSAGE:
{
BOOST_FOREACH(const team& t, gamestate_.board_.teams()) {
if(!t.is_empty())
dictionary.insert(t.current_player());
}
// Add observers
BOOST_FOREACH(const std::string& o, gui_->observers()){
dictionary.insert(o);
}
//Exclude own nick from tab-completion.
//NOTE why ?
dictionary.erase(preferences::login());
break;
}
default:
ERR_DP << "unknown textbox mode" << std::endl;
} //switch(mode)
menu_handler_.get_textbox().tab(dictionary);
}
team& play_controller::current_team()
{
assert(player_number_ > 0 && player_number_ <= int(gamestate_.board_.teams().size()));
return gamestate_.board_.teams_[player_number_-1];
}
const team& play_controller::current_team() const
{
assert(player_number_ > 0 && player_number_ <= int(gamestate_.board_.teams().size()));
return gamestate_.board_.teams()[player_number_-1];
}
int play_controller::find_human_team_before_current_player() const
{
if (player_number_ > int(gamestate_.board_.teams().size()))
return -2;
for (int i = player_number_-2; i >= 0; --i) {
if (gamestate_.board_.teams()[i].is_human()) {
return i+1;
}
}
for (int i = gamestate_.board_.teams().size()-1; i > player_number_-1; --i) {
if (gamestate_.board_.teams()[i].is_human()) {
return i+1;
}
}
return -1;
}
void play_controller::slice_before_scroll() {
soundsources_manager_->update();
}
events::mouse_handler& play_controller::get_mouse_handler_base() {
return mouse_handler_;
}
game_display& play_controller::get_display() {
return *gui_;
}
bool play_controller::have_keyboard_focus()
{
return !menu_handler_.get_textbox().active();
}
void play_controller::process_focus_keydown_event(const SDL_Event& event)
{
if(event.key.keysym.sym == SDLK_ESCAPE) {
menu_handler_.get_textbox().close(*gui_);
} else if(event.key.keysym.sym == SDLK_TAB) {
tab();
} else if(event.key.keysym.sym == SDLK_RETURN || event.key.keysym.sym == SDLK_KP_ENTER) {
enter_textbox();
}
}
void play_controller::process_keydown_event(const SDL_Event& event) {
if (event.key.keysym.sym == SDLK_TAB) {
whiteboard_manager_->set_invert_behavior(true);
}
}
void play_controller::process_keyup_event(const SDL_Event& event) {
// If the user has pressed 1 through 9, we want to show
// how far the unit can move in that many turns
if(event.key.keysym.sym >= '1' && event.key.keysym.sym <= '7') {
const int new_path_turns = (event.type == SDL_KEYDOWN) ?
event.key.keysym.sym - '1' : 0;
if(new_path_turns != mouse_handler_.get_path_turns()) {
mouse_handler_.set_path_turns(new_path_turns);
const unit_map::iterator u = mouse_handler_.selected_unit();
if(u.valid()) {
// if it's not the unit's turn, we reset its moves