path: root/src/client/keyboard.cc

/*
   client/keyboard.cc
   This file is part of the Osirion project and is distributed under
   the terms and conditions of the GNU General Public License version 2
*/

#include <iostream>
#include <iomanip>
#include <fstream>

#include "auxiliary/functions.h"
#include "client/keyboard.h"
#include "core/application.h"
#include "core/commandbuffer.h"
#include "filesystem/filesystem.h"
#include "sys/sys.h"

namespace client {

/*
Notes:
http://docs.mandragor.org/files/Common_libs_documentation/SDL/SDL_Documentation_project_en/sdlkey.html
*/

Keyboard::Keyboard()
{
	numlock = false;
	capslock = false;

	add_key("backspace", SDLK_BACKSPACE);
	add_key("tab", SDLK_TAB);
   	add_key("clear", SDLK_CLEAR);
   	add_key("enter", SDLK_RETURN);
   	add_key("pause", SDLK_PAUSE);
   	add_key("escape", SDLK_ESCAPE);
   	add_key("space", SDLK_SPACE, ' ', "ui_control");
   	add_key("!", SDLK_EXCLAIM, '!');
   	add_key("\"", SDLK_QUOTEDBL, '"');
   	add_key("#", SDLK_HASH, '#');
   	add_key("$", SDLK_DOLLAR, '$');
   	add_key("&", SDLK_AMPERSAND, '&');
   	add_key("'", SDLK_QUOTE, '\'');
	add_key("(", SDLK_LEFTPAREN, '(');
   	add_key(")", SDLK_RIGHTPAREN, ')');
   	add_key("*", SDLK_ASTERISK, '*');
   	add_key("+", SDLK_PLUS, '+');
   	add_key(",", SDLK_COMMA, ',');
   	add_key("-", SDLK_MINUS, '-');
   	add_key(".", SDLK_PERIOD, '.');
   	add_key("/", SDLK_SLASH, '/');

	add_key("0", SDLK_0, '0');
	add_key("1", SDLK_1, '1');
	add_key("2", SDLK_2, '2');
	add_key("3", SDLK_3, '3');
	add_key("4", SDLK_4, '4');
	add_key("5", SDLK_5, '5');
	add_key("6", SDLK_6, '6');
	add_key("7", SDLK_7, '7');
	add_key("8", SDLK_8, '8');
	add_key("9", SDLK_9, '9');

	add_key(":", SDLK_COLON, ':');
   	add_key(";", SDLK_SEMICOLON, ';');
   	add_key("<", SDLK_LESS, '<');
   	add_key("=", SDLK_EQUALS, '=');
   	add_key(">", SDLK_GREATER, '>');
   	add_key("?", SDLK_QUESTION, '?');
  	add_key("@", SDLK_AT, '@');
   	add_key("[", SDLK_LEFTBRACKET, '[');
   	add_key("\\", SDLK_BACKSLASH, '\\');
   	add_key("]", SDLK_RIGHTBRACKET, ']');
   	add_key("^", SDLK_CARET, '^');
   	add_key("_", SDLK_UNDERSCORE, '_');
   	add_key("`", SDLK_BACKQUOTE, '`', "ui_console");

	add_key("a", SDLK_a, 'a');
	add_key("b", SDLK_b, 'b');
	add_key("c", SDLK_c, 'c');
	add_key("d", SDLK_d, 'd');
	add_key("e", SDLK_e, 'e');
	add_key("f", SDLK_f, 'f');
	add_key("g", SDLK_g, 'g');
	add_key("h", SDLK_h, 'h');
	add_key("i", SDLK_i, 'i');
	add_key("j", SDLK_j, 'j');
	add_key("k", SDLK_k, 'k');
	add_key("l", SDLK_l, 'l');
	add_key("m", SDLK_m, 'm');
	add_key("n", SDLK_n, 'n');
	add_key("o", SDLK_o, 'o');
	add_key("p", SDLK_p, 'p');
	add_key("q", SDLK_q, 'q');
	add_key("r", SDLK_r, 'r');
	add_key("s", SDLK_s, 's');
	add_key("t", SDLK_t, 't', "ui_chat");
	add_key("u", SDLK_u, 'u');
	add_key("v", SDLK_v, 'v', "ui_view");
	add_key("w", SDLK_w, 'w');
	add_key("x", SDLK_x, 'x');
	add_key("y", SDLK_y, 'y');
	add_key("z", SDLK_z, 'z');

	add_key("del", SDLK_DELETE);
	add_key("kp0", SDLK_KP0);
	add_key("kp1", SDLK_KP1);
	add_key("kp2", SDLK_KP2, 0, "+up");
	add_key("kp3", SDLK_KP3);
	add_key("kp4", SDLK_KP4, 0, "+left");
	add_key("kp5", SDLK_KP5);
	add_key("kp6", SDLK_KP6, 0, "+right");
	add_key("kp7", SDLK_KP7);
	add_key("kp8", SDLK_KP8, 0, "+down");
	add_key("kp9", SDLK_KP9);
 
	add_key("kpperiod", SDLK_KP_PERIOD, '.');
	add_key("kpdiv", SDLK_KP_DIVIDE, '/', "+rollleft");
	add_key("kpmul", SDLK_KP_MULTIPLY, '*', "+rollright");
	add_key("kpmin", SDLK_KP_MINUS, '-', "-thrust");
	add_key("kpplus", SDLK_KP_PLUS, '+', "+thrust");
	add_key("kpenter", SDLK_KP_ENTER, '\n');
	add_key("kpequal", SDLK_KP_EQUALS, '=');
	
	add_key("up", SDLK_UP, 0, "+camup");
	add_key("down", SDLK_DOWN, 0, "+camdown");
	add_key("right", SDLK_RIGHT, 0, "+camright");
	add_key("left", SDLK_LEFT, 0, "+camleft");

	add_key("insert", SDLK_INSERT);
	add_key("home", SDLK_HOME);
	add_key("end", SDLK_END);
	add_key("pageup", SDLK_PAGEUP);
	add_key("pagedown", SDLK_PAGEDOWN);

	add_key("f1", SDLK_F1);
	add_key("f2", SDLK_F2);
	add_key("f3", SDLK_F3);
	add_key("f4", SDLK_F4);
	add_key("f5", SDLK_F5);
	add_key("f6", SDLK_F6);
	add_key("f7", SDLK_F7);
	add_key("f8", SDLK_F8);
	add_key("f9", SDLK_F9);
	add_key("f10", SDLK_F11);
	add_key("f11", SDLK_F11);
	add_key("f12", SDLK_F12);
	add_key("f13", SDLK_F13);
	add_key("f14", SDLK_F14);
	add_key("f15", SDLK_F15);
	
	add_key("numlock", SDLK_NUMLOCK);
	add_key("capslock", SDLK_CAPSLOCK);
	add_key("scrollock", SDLK_SCROLLOCK);

	add_key("rshift", SDLK_RSHIFT);
	add_key("lshift", SDLK_LSHIFT);

	add_key("rctrl", SDLK_RCTRL);
	add_key("lctrl", SDLK_LCTRL);

	add_key("ralt", SDLK_RALT);
	add_key("lalt", SDLK_LALT);

	add_key("rmeta", SDLK_RMETA);
	add_key("lmeta", SDLK_LMETA);
	add_key("lwin", SDLK_LSUPER);
	add_key("rwin", SDLK_RSUPER);
	add_key("mode", SDLK_MODE);

	add_key("help", SDLK_HELP);
	add_key("print", SDLK_PRINT, 0, "screenshot");
	add_key("sysrq", SDLK_SYSREQ);
	add_key("breal", SDLK_BREAK);
	add_key("menu", SDLK_MENU);
	add_key("power", SDLK_POWER);
	add_key("euro", SDLK_EURO);

	// mouse key aliases
	add_key("lmb", 512 + SDL_BUTTON_LEFT, 0, "+control");
	add_key("rmb", 512 + SDL_BUTTON_RIGHT);
	add_key("mmb", 512 + SDL_BUTTON_MIDDLE);

	add_key("mwup", 512 + SDL_BUTTON_WHEELUP, 0, "+thrust");
	add_key("mwdown", 512 + SDL_BUTTON_WHEELDOWN, 0, "-thrust");
}

Keyboard::~Keyboard()
{
	for(iterator it = begin(); it != end(); it++)
		delete (*it).second;

	keys.clear();
}

void Keyboard::save_binds()
{
	std::string filename(filesystem::writedir);
	filename.append("binds.cfg");
	std::ofstream ofs(filename.c_str());

	if (!ofs.is_open()) {
		con_warn << "Could not write " << filename << std::endl;
		return;
	}

	con_print << "  writing keyboard binds to " << filename << std::endl;

	ofs << "# binds.cfg - osirion keyboard binds" << std::endl;
	ofs << "# this file is automaticly generated" << std::endl;

	iterator it;
	for (it = begin(); it != end(); it++) {
		Key *key = (*it).second;
		if (key->bind().size()) {
			ofs << "bind " << key->name() << " " << key->bind()  << std::endl;
		} else {
			ofs << "unbind " << key->name() << std::endl;
		}
	}
	ofs.close();
}

void Keyboard::load_binds()
{
	std::string filename(filesystem::writedir);
	filename.append("binds.cfg");
	std::ifstream ifs(filename.c_str(), std::ifstream::in);

	if (!ifs.is_open()) {
		con_warn << "Could not read " << filename << std::endl;
		return;
	}

	con_print << "  reading keyboard binds from " << filename << std::endl;

	char line[MAXCMDSIZE];
	while (ifs.getline(line, MAXCMDSIZE-1)) {
		if (line[0] && line[0] != '#' && line[0] != ';')
			core::cmd() << line << '\n';
	}
	
	// execute commands in the buffer
	core::CommandBuffer::exec();
}
Key * Keyboard::release(unsigned int sym)
{
	Key *key = find(sym);
	if (!key) {
		return 0;
	}
	
	key->pressed() = 0;
	return key;
}

Key * Keyboard::press(unsigned int sym)
{
	Key *key = find(sym);
	if (!key) {
		return 0;
	}
	
	if (!key->pressed())
		key->pressed() = core::application()->time();

	return key;
}

Key *Keyboard::find(std::string const & name)
{
	Key *key = 0;
	for (iterator it = begin(); it != end() && !key; it++) {
		if ((*it).second->name().compare(name) == 0) {
			key = (*it).second;
		}
	}
	return key;
}

Key *Keyboard::find(unsigned int keysym)
{
	iterator it = keys.find(keysym);
	if (it == end())
		return 0;
	else
		return (*it).second;
}

void Keyboard::bind(std::string const &name, const std::string str)
{
	Key *key = find(name);
	if (key) {
		key->bind().assign(str);
		aux::trim(key->bind());
	} else {
		con_print << "Key '" << name << "' not found." << std::endl;
	}
}

void Keyboard::unbind(std::string const &name)
{
	Key *key = find(name);
	if (key) {
		key->bind().clear();
	} else {
		con_print << "Key '" << name << "' not found." << std::endl;
	}
}

void Keyboard::add_key(const char *name, const unsigned int keysym, const char ascii, const char *bind)
{
	keys[keysym] = new Key(name, keysym, ascii, bind);
}

void Keyboard::list_keys()
{
	for (iterator it = begin(); it != end(); it++) {
		con_print << "  " << aux::spaces((*it).second->name(), 6) << " " << (*it).second->bind() << std::endl;
	}
	con_print  << keys.size() << " keys" << std::endl;
}

void Keyboard::list_binds()
{
	size_t n =0;
	for (iterator it = begin(); it != end(); it++) {
		if ((*it).second->bind().size()) {
			con_print << "  " << aux::spaces((*it).second->name(), 6) << " " << (*it).second->bind() << std::endl;
			n++;
		}
	}
	con_print  << n << " binds" << std::endl;
}

void setkeyboardmode(bool input)
{
/*	if(input)
		SDL_EnableKeyRepeat(250,  SDL_DEFAULT_REPEAT_INTERVAL);
	else
		SDL_EnableKeyRepeat(10,  SDL_DEFAULT_REPEAT_INTERVAL);
*/
}

unsigned int translate_keysym(const SDL_keysym &keysym)
{
	
	int key = keysym.sym;
	bool shift = false;	
	bool numlock = false;

	

	// keypad keys
	if (keysym.mod & KMOD_NUM) {
		numlock = true;
		switch(key) {
			case SDLK_KP0:
				return '0';
				break;
			case SDLK_KP1:
				return '1';
				break;
			case SDLK_KP2:
				return '2';
				break;
			case SDLK_KP3:
				return '3';
				break;
			case SDLK_KP4:
				return '4';
				break;
			case SDLK_KP5:
				return '5';
				break;
			case SDLK_KP6:
				return '6';
				break;
			case SDLK_KP7:
				return '7';
				break;
			case SDLK_KP8:
				return '8';
				break;
			case SDLK_KP9:
				return '9';
				break;
		}
	} else {
		switch(key) {
		case SDLK_KP0:
			return SDLK_INSERT;
			break;
		case SDLK_KP1:
			return SDLK_END;
			break;
		case SDLK_KP2:
			return SDLK_DOWN;
			break;
		case SDLK_KP3:
			return SDLK_PAGEDOWN;
			break;
		case SDLK_KP4:
			return SDLK_LEFT;
			break;
		case SDLK_KP6:
			return SDLK_RIGHT;
			break;
		case SDLK_KP7:
			return SDLK_HOME;
			break;
		case SDLK_KP8:
			return SDLK_UP;
			break;
		case SDLK_KP9:
			return SDLK_PAGEUP;
			break;
		}
	}

	// special keys
	switch(key) {
		case SDLK_ESCAPE:
			return SDLK_ESCAPE;
			break;
		case SDLK_KP_ENTER:
			return SDLK_RETURN;
			break;
		case SDLK_KP_PERIOD:
			return '.';
			break;
   		case SDLK_KP_DIVIDE:
			return '/';
			break;
   		case SDLK_KP_MULTIPLY:
			return '*';
			break;
   		case SDLK_KP_MINUS:
			return '-';
			break;
   		case SDLK_KP_PLUS:
			return '+';
			break;
   		case SDLK_KP_EQUALS:
			return '=';
			break;
	}

	// caps lock
	if (keysym.mod & KMOD_CAPS)
		shift = true;

	// left/right shift
	if ((keysym.mod & KMOD_LSHIFT) || (keysym.mod & KMOD_RSHIFT)) {
		shift = !shift;
	}

	if (shift) {
		if ((key >= 'a' && key <= 'z')) {
			key = key + 'A' - 'a';
			return key;
		} 

		switch (key) {
			case '`':
				key = '~';
				break;
			case '1':
				key = '!';
				break;
			case '2':
				key = '@';
				break;
			case '3':
				key = '#';
				break;
			case '4':
				key = '$';
				break;
			case '5':
				key = '%';
				break;
			case '6':
				key = '^';
				break;
			case '7':
				key = '&';
				break;
			case '8':
				key = '*';
				break;
			case '9':
				key = '(';
				break;
			case '0':
				key = ')';
				break;
			case '-':
				key = '_';
				break;
			case '=':
				key = '+';
				break;
			// second row
			case '[':
				key = '{';
				break;
			case ']':
				key = '}';
				break;
			case '|':
				key = '\\';
				break;
			// third row
			case ';':
				key = ':';
				break;
			case '\'':
				key = '"';
				break;
			// fourth row
			case ',':
				key = '<';
				break;
			case '.':
				key = '>';
				break;
			case '/':
				key = '?';
				break;
		}
	}

	return key;
}

} // namespace client