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rockbox/apps/plugins/codebuster.c
Teruaki Kawashima 6290f78177 Correct Id keyword and add svn:keywords property. 
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@23346 a1c6a512-1295-4272-9138-f99709370657
2009-10-25 13:40:24 +00:00

514 lines
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/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2009 Clément Pit--Claudel
*
* 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 software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#include "plugin.h"
#include "lib/configfile.h"
#include "lib/playback_control.h"
#include "lib/pluginlib_actions.h"
PLUGIN_HEADER
/* Limits */
#define MAX_PIECES_COUNT 5
#define MAX_COLORS_COUNT 8
#define MAX_GUESSES_COUNT 10
const struct button_mapping *plugin_contexts[] =
{generic_directions, generic_actions};
/* Mapping */
#define EXIT PLA_QUIT
#define VALIDATE PLA_FIRE
#define PREV_PIECE PLA_LEFT
#define PREV_PIECE_REPEAT PLA_LEFT_REPEAT
#define NEXT_PIECE PLA_RIGHT
#define NEXT_PIECE_REPEAT PLA_RIGHT_REPEAT
#define PREV_COLOR PLA_UP
#define PREV_COLOR_REPEAT PLA_UP_REPEAT
#define NEXT_COLOR PLA_DOWN
#define NEXT_COLOR_REPEAT PLA_DOWN_REPEAT
/*
* Screen structure:
* * (guesses_count) lines of guesses,
* * 1 center line of solution (hidden),
* * 1 line showing available colors.
*
* Status vars:
* * quit: exit the plugin
* * leave: restart the plugin (leave the current game)
* * game_ended: the game has ended
* * found: the combination has been found
*
* Colors used are taken from the Tango project.
*
* Due to integer truncations, 2 vars are used for some objects' dimensions
* (eg. true_guess_w, true_score_w). The actual dimension of these objects is
* stored in the corresponding var. without the "true" prefix.
*/
struct mm_score {
int correct;
int misplaced;
};
struct mm_line {
struct mm_score score;
int pieces[MAX_PIECES_COUNT];
};
const int colors[MAX_COLORS_COUNT] = {
LCD_RGBPACK(252, 233, 79),
LCD_RGBPACK(206, 92, 0),
LCD_RGBPACK(143, 89, 2),
LCD_RGBPACK( 78, 154, 6),
/* LCD_RGBPACK( 32, 74, 135), */
LCD_RGBPACK( 52, 101, 164),
/* LCD_RGBPACK(114, 159, 207), */
LCD_RGBPACK(117, 80, 123),
/* LCD_RGBPACK(173, 127, 168), */
LCD_RGBPACK(164, 0, 0),
LCD_RGBPACK(238, 238, 236),
};
/* Flags */
static bool quit, leave, usb;
static bool found, game_ended;
/* Settings */
static int pieces_count;
static int colors_count;
static int guesses_count;
static int pieces_tmp = 5;
static int colors_tmp = 7;
static int guesses_tmp = 10;
static bool labeling = false, framing = false;
/* Display */
#define ALUMINIUM LCD_RGBPACK(136, 138, 133)
#define MARGIN 5
#define X_MARGIN (LCD_WIDTH / 20)
#define Y_MARGIN (LCD_HEIGHT / 20)
#define GAME_H (LCD_HEIGHT - (2 * Y_MARGIN))
#define LINE_W (LCD_WIDTH - (2 * X_MARGIN))
#define CONFIG_FILE_NAME "codebuster.cfg"
static struct configdata config[] = {
{TYPE_INT, 0, MAX_PIECES_COUNT, { .int_p = &pieces_tmp }, "pieces", NULL},
{TYPE_INT, 0, MAX_COLORS_COUNT, { .int_p = &colors_tmp }, "colors", NULL},
{TYPE_INT, 0, MAX_GUESSES_COUNT, { .int_p = &guesses_tmp }, "guesses", NULL},
{TYPE_BOOL, 0, 1, { .bool_p = &labeling }, "labeling", NULL},
{TYPE_BOOL, 0, 1, { .bool_p = &framing }, "framing", NULL},
};
static bool settings_changed = false;
static int line_h;
static int piece_w, tick_w;
static int true_guess_w, true_score_w, guess_w, score_w;
/* Guesses and solution */
struct mm_line solution, hidden;
struct mm_line guesses[MAX_GUESSES_COUNT];
/* Alias for pluginlib_getaction */
static inline int get_button(void) {
return pluginlib_getaction(TIMEOUT_BLOCK, plugin_contexts, 2);
}
/* Computes the margin to center an element */
static inline int get_margin(int width, int full_w) {
return ((full_w - width) / 2);
}
static inline bool stop_game(void) {
return (quit || leave || found);
}
static void fill_color_rect(int x, int y, int w, int h, int color) {
rb->lcd_set_foreground(color);
rb->lcd_fillrect(x, y, w, h);
rb->lcd_set_foreground(LCD_WHITE);
}
static void overfill_rect(int x, int y, int w, int h) {
rb->lcd_fillrect(x - 2, y - 2, w + 4, h + 4);
}
static void draw_piece(int x, int y, int w, int h, int color_id, bool emph) {
int color = LCD_BLACK;
if (color_id >= 0)
color = colors[color_id];
else if (color_id == -2) /* Hidden piece */
color = ALUMINIUM;
if (emph)
overfill_rect(x, y, w, h);
if (color_id == -1) /* Uninitialised color */
rb->lcd_drawrect(x, y, w, h);
else
fill_color_rect(x, y, w, h, color);
if (!emph && framing)
rb->lcd_drawrect(x, y, w, h);
if (labeling && color_id >= 0) {
char text[2];
rb->snprintf(text, 2, "%d", color_id);
int fw, fh; rb->font_getstringsize(text, &fw, &fh, FONT_SYSFIXED);
rb->lcd_putsxy(x + get_margin(fw, w), y + get_margin(fh, h), text);
}
}
/* Compute the score for a given guess (expressed in ticks) */
static void validate_guess(struct mm_line* guess) {
bool solution_match[pieces_count];
bool guess_match[pieces_count];
guess->score.misplaced = 0;
guess->score.correct = 0;
int guess_pos;
/* Initialisation with 0s */
for (guess_pos = 0; guess_pos < pieces_count; guess_pos++)
solution_match[guess_pos] = guess_match[guess_pos] = false;
/* 1st step : detect correctly positioned pieces */
for (guess_pos = 0; guess_pos < pieces_count; guess_pos++) {
if (solution.pieces[guess_pos] == guess->pieces[guess_pos]) {
guess->score.correct += 1;
guess_match[guess_pos] = solution_match[guess_pos]
= true;
}
}
/* Second step : detect mispositioned pieces */
for (guess_pos = 0; guess_pos < pieces_count; guess_pos++) {
if (guess_match[guess_pos]) continue;
int sol_pos;
for (sol_pos = 0; sol_pos < pieces_count; sol_pos++) {
if (guess_match[guess_pos]) break;
if (solution_match[sol_pos]) continue;
if (guess->pieces[guess_pos] == solution.pieces[sol_pos]) {
guess->score.misplaced += 1;
solution_match[sol_pos] = true;
break;
}
}
}
}
static void draw_guess(int line, struct mm_line* guess, int cur_guess,
int cur_piece, bool show_score) {
int cur_y = (Y_MARGIN + MARGIN) + 2 * line_h * line;
int l_margin = X_MARGIN + (show_score ? 0 : get_margin(guess_w, LINE_W));
int piece;
for (piece = 0; piece < pieces_count; piece++) {
int cur_x = l_margin + 2 * piece_w * piece;
draw_piece(cur_x, cur_y, piece_w, line_h, guess->pieces[piece],
line == cur_guess && piece == cur_piece);
}
}
static void draw_score(int line, struct mm_line* guess) {
int cur_y = Y_MARGIN + 2 * line_h * line;
int l_margin = X_MARGIN + true_guess_w + MARGIN;
int tick = 0;
for (; tick < guess->score.correct; tick++) {
int cur_x = l_margin + 2 * tick_w * tick;
fill_color_rect(cur_x, cur_y, tick_w, line_h, LCD_RGBPACK(239, 41, 41));
}
for (; tick < guess->score.correct + guess->score.misplaced; tick++) {
int cur_x = l_margin + 2 * tick_w * tick;
fill_color_rect(cur_x, cur_y, tick_w, line_h, LCD_RGBPACK(211, 215, 207));
}
}
static void draw_board(int cur_guess, int cur_piece) {
rb->lcd_clear_display();
int line = 0;
for (; line < guesses_count; line++) {
draw_guess(line, &guesses[line], cur_guess, cur_piece, true);
if (line < cur_guess) draw_score(line, &guesses[line]);
}
int color;
int colors_margin = 2;
int cur_y = (Y_MARGIN + MARGIN) + 2 * line_h * line;
int color_w = (LINE_W - colors_margin * (colors_count - 1)) / colors_count;
for (color = 0; color < colors_count; color++) {
int cur_x = X_MARGIN + color * (color_w + colors_margin);
draw_piece(cur_x, cur_y, color_w, line_h, color,
color == guesses[cur_guess].pieces[cur_piece]);
}
line++;
if(game_ended)
draw_guess(line, &solution, cur_guess, cur_piece, false);
else
draw_guess(line, &hidden, cur_guess, cur_piece, false);
rb->lcd_update();
}
static void init_vars(void) {
quit = leave = usb = found = game_ended = false;
int guess, piece;
for (guess = 0; guess < guesses_count; guess++) {
for (piece = 0; piece < pieces_count; piece++)
guesses[guess].pieces[piece] = -1;
}
for (piece = 0; piece < pieces_count; piece++) {
guesses[0].pieces[piece] = 0;
hidden.pieces[piece] = -2;
}
}
static void init_board(void) {
pieces_count = pieces_tmp;
colors_count = colors_tmp;
guesses_count = guesses_tmp;
line_h = GAME_H / (2 * (guesses_count + 2) - 1);
true_score_w = LINE_W * 0.25;
true_guess_w = LINE_W - (true_score_w + MARGIN);
tick_w = true_score_w / (2 * pieces_count - 1);
piece_w = true_guess_w / (2 * pieces_count - 1);
/* Readjust (due to integer divisions) */
score_w = tick_w * (2 * pieces_count - 1);
guess_w = piece_w * (2 * pieces_count - 1);
}
static void randomize_solution(void) {
int piece_id;
for (piece_id = 0; piece_id < pieces_count; piece_id++)
solution.pieces[piece_id] = rb->rand() % colors_count;
}
static void settings_menu(void) {
MENUITEM_STRINGLIST(settings_menu, "Settings", NULL,
"Number of colours", "Number of pegs",
"Number of guesses", "Labels", "Frames");
int cur_item =0;
bool menu_quit = false;
while(!menu_quit) {
switch(rb->do_menu(&settings_menu, &cur_item, NULL, false)) {
case 0:
rb->set_int("Number of colours", "", UNIT_INT, &colors_tmp,
NULL, -1, MAX_COLORS_COUNT, 1, NULL);
break;
case 1:
rb->set_int("Number of pegs", "", UNIT_INT, &pieces_tmp,
NULL, -1, MAX_PIECES_COUNT, 1, NULL);
break;
case 2:
rb->set_int("Number of guesses", "", UNIT_INT, &guesses_tmp,
NULL, -1, MAX_GUESSES_COUNT, 1, NULL);
break;
case 3:
rb->set_bool("Display labels", &labeling);
break;
case 4:
rb->set_bool("Display frames", &framing);
break;
case GO_TO_PREVIOUS:
menu_quit = true;
break;
default:
break;
}
}
}
static bool resume;
static int menu_cb(int action, const struct menu_item_ex *this_item)
{
int i = ((intptr_t)this_item);
if ((action == ACTION_REQUEST_MENUITEM) && (!resume && (i==0)))
return ACTION_EXIT_MENUITEM;
return action;
}
static void main_menu(void) {
MENUITEM_STRINGLIST(main_menu, "Codebuster Menu", menu_cb,
"Resume Game", "Start New Game", "Settings",
"Playback Control", "Quit");
int cur_item =0;
bool menu_quit = false;
while(!menu_quit) {
switch(rb->do_menu(&main_menu, &cur_item, NULL, false)) {
case 0:
resume = true;
menu_quit = true;
break;
case 1:
leave = true;
menu_quit = true;
break;
case 2:
settings_menu();
settings_changed = true;
break;
case 3:
playback_control(NULL);
break;
case 4:
quit = menu_quit = true;
break;
case MENU_ATTACHED_USB:
usb = menu_quit = true;
break;
default:
break;
}
}
}
enum plugin_status plugin_start(const void* parameter) {
(void)parameter;
rb->srand(*rb->current_tick);
rb->lcd_setfont(FONT_SYSFIXED);
rb->lcd_set_backdrop(NULL);
rb->lcd_set_foreground(LCD_WHITE);
rb->lcd_set_background(LCD_BLACK);
configfile_load(CONFIG_FILE_NAME,config,5,0);
main_menu();
while (!quit) {
init_board();
randomize_solution();
init_vars();
draw_board(0, 0);
int button = 0, guess = 0, piece = 0;
for (guess = 0; guess < guesses_count && !stop_game(); guess++) {
while(!stop_game()) {
draw_board(guess, piece);
if ((button = get_button()) == VALIDATE) break;
switch (button) {
case EXIT:
resume = true;
main_menu();
break;
case NEXT_PIECE:
case NEXT_PIECE_REPEAT:
piece = (piece + 1) % pieces_count;
break;
case PREV_PIECE:
case PREV_PIECE_REPEAT:
piece = (piece + pieces_count - 1) % pieces_count;
break;
case NEXT_COLOR:
case NEXT_COLOR_REPEAT:
guesses[guess].pieces[piece] =
(guesses[guess].pieces[piece] + 1)
% colors_count;
break;
case PREV_COLOR:
case PREV_COLOR_REPEAT:
guesses[guess].pieces[piece] =
(guesses[guess].pieces[piece] + colors_count - 1)
% colors_count;
break;
default:
if (rb->default_event_handler(button) == SYS_USB_CONNECTED)
quit = usb = true;
}
if (guesses[guess].pieces[piece] == -1)
guesses[guess].pieces[piece] = 0;
}
if (!quit) {
validate_guess(&guesses[guess]);
if (guesses[guess].score.correct == pieces_count)
found = true;
if (guess + 1 < guesses_count && !found)
guesses[guess + 1] = guesses[guess];
}
}
game_ended = true;
resume = false;
if (!quit && !leave) {
draw_board(guess, piece);
if (found)
rb->splash(HZ, "Well done :)");
else
rb->splash(HZ, "Wooops :(");
do {
button = rb->button_get(true);
if (rb->default_event_handler(button) == SYS_USB_CONNECTED) {
quit = usb = true;
}
} while( ( button == BUTTON_NONE )
|| ( button & (BUTTON_REL|BUTTON_REPEAT) ) );
main_menu();
}
}
if (settings_changed)
configfile_save(CONFIG_FILE_NAME,config,5,0);
rb->lcd_setfont(FONT_UI);
return (usb) ? PLUGIN_USB_CONNECTED : PLUGIN_OK;
}
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