rockbox/apps/plugins/jewels.c
Teruaki Kawashima 5cdd920d12 Correct checking return value of open in plugins.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@23874 a1c6a512-1295-4272-9138-f99709370657
2009-12-06 13:52:28 +00:00

1596 lines
53 KiB
C

/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2005 Adam Boot
*
* Color graphics from Gweled (http://sebdelestaing.free.fr/gweled/)
*
* 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/display_text.h"
#include "lib/highscore.h"
#include "lib/playback_control.h"
#include "pluginbitmaps/jewels.h"
#ifdef HAVE_LCD_BITMAP
PLUGIN_HEADER
/* button definitions */
#if CONFIG_KEYPAD == RECORDER_PAD
#define JEWELS_UP BUTTON_UP
#define JEWELS_DOWN BUTTON_DOWN
#define JEWELS_LEFT BUTTON_LEFT
#define JEWELS_RIGHT BUTTON_RIGHT
#define JEWELS_SELECT BUTTON_PLAY
#define JEWELS_CANCEL BUTTON_OFF
#define HK_SELECT "PLAY"
#define HK_CANCEL "OFF"
#elif CONFIG_KEYPAD == ARCHOS_AV300_PAD
#define JEWELS_UP BUTTON_UP
#define JEWELS_DOWN BUTTON_DOWN
#define JEWELS_LEFT BUTTON_LEFT
#define JEWELS_RIGHT BUTTON_RIGHT
#define JEWELS_SELECT BUTTON_SELECT
#define JEWELS_CANCEL BUTTON_OFF
#define HK_SELECT "SELECT"
#define HK_CANCEL "OFF"
#elif CONFIG_KEYPAD == ONDIO_PAD
#define JEWELS_UP BUTTON_UP
#define JEWELS_DOWN BUTTON_DOWN
#define JEWELS_LEFT BUTTON_LEFT
#define JEWELS_RIGHT BUTTON_RIGHT
#define JEWELS_SELECT BUTTON_MENU
#define JEWELS_CANCEL BUTTON_OFF
#define HK_SELECT "MENU"
#define HK_CANCEL "OFF"
#elif (CONFIG_KEYPAD == IRIVER_H100_PAD) || (CONFIG_KEYPAD == IRIVER_H300_PAD)
#define JEWELS_UP BUTTON_UP
#define JEWELS_DOWN BUTTON_DOWN
#define JEWELS_LEFT BUTTON_LEFT
#define JEWELS_RIGHT BUTTON_RIGHT
#define JEWELS_SELECT BUTTON_SELECT
#define JEWELS_CANCEL BUTTON_OFF
#define JEWELS_RC_CANCEL BUTTON_RC_STOP
#define HK_SELECT "SELECT"
#define HK_CANCEL "OFF"
#elif (CONFIG_KEYPAD == IPOD_4G_PAD) || \
(CONFIG_KEYPAD == IPOD_1G2G_PAD)
#define JEWELS_SCROLLWHEEL
#define JEWELS_UP BUTTON_MENU
#define JEWELS_DOWN BUTTON_PLAY
#define JEWELS_LEFT BUTTON_LEFT
#define JEWELS_RIGHT BUTTON_RIGHT
#define JEWELS_PREV BUTTON_SCROLL_BACK
#define JEWELS_NEXT BUTTON_SCROLL_FWD
#define JEWELS_SELECT BUTTON_SELECT
#define JEWELS_CANCEL (BUTTON_SELECT | BUTTON_MENU)
#define HK_SELECT "SELECT"
#define HK_CANCEL "SEL + MENU"
#elif (CONFIG_KEYPAD == IPOD_3G_PAD)
#define JEWELS_LEFT BUTTON_LEFT
#define JEWELS_RIGHT BUTTON_RIGHT
#define JEWELS_UP BUTTON_SCROLL_BACK
#define JEWELS_DOWN BUTTON_SCROLL_FWD
#define JEWELS_SELECT BUTTON_SELECT
#define JEWELS_CANCEL BUTTON_MENU
#define HK_SELECT "SELECT"
#define HK_CANCEL "MENU"
#elif CONFIG_KEYPAD == IRIVER_IFP7XX_PAD
#define JEWELS_UP BUTTON_UP
#define JEWELS_DOWN BUTTON_DOWN
#define JEWELS_LEFT BUTTON_LEFT
#define JEWELS_RIGHT BUTTON_RIGHT
#define JEWELS_SELECT BUTTON_SELECT
#define JEWELS_CANCEL BUTTON_PLAY
#define HK_SELECT "SELECT"
#define HK_CANCEL "PLAY"
#elif CONFIG_KEYPAD == IAUDIO_X5M5_PAD
#define JEWELS_UP BUTTON_UP
#define JEWELS_DOWN BUTTON_DOWN
#define JEWELS_LEFT BUTTON_LEFT
#define JEWELS_RIGHT BUTTON_RIGHT
#define JEWELS_SELECT BUTTON_SELECT
#define JEWELS_CANCEL BUTTON_POWER
#define HK_SELECT "SELECT"
#define HK_CANCEL "POWER"
#elif CONFIG_KEYPAD == GIGABEAT_PAD
#define JEWELS_UP BUTTON_UP
#define JEWELS_DOWN BUTTON_DOWN
#define JEWELS_LEFT BUTTON_LEFT
#define JEWELS_RIGHT BUTTON_RIGHT
#define JEWELS_SELECT BUTTON_SELECT
#define JEWELS_CANCEL BUTTON_POWER
#define HK_SELECT "SELECT"
#define HK_CANCEL "POWER"
#elif CONFIG_KEYPAD == SANSA_E200_PAD
#define JEWELS_SCROLLWHEEL
#define JEWELS_UP BUTTON_UP
#define JEWELS_DOWN BUTTON_DOWN
#define JEWELS_LEFT BUTTON_LEFT
#define JEWELS_RIGHT BUTTON_RIGHT
#define JEWELS_PREV BUTTON_SCROLL_BACK
#define JEWELS_NEXT BUTTON_SCROLL_FWD
#define JEWELS_SELECT BUTTON_SELECT
#define JEWELS_CANCEL BUTTON_POWER
#define HK_SELECT "SELECT"
#define HK_CANCEL "POWER"
#elif (CONFIG_KEYPAD == SANSA_FUZE_PAD)
#define JEWELS_SCROLLWHEEL
#define JEWELS_UP BUTTON_UP
#define JEWELS_DOWN BUTTON_DOWN
#define JEWELS_LEFT BUTTON_LEFT
#define JEWELS_RIGHT BUTTON_RIGHT
#define JEWELS_PREV BUTTON_SCROLL_BACK
#define JEWELS_NEXT BUTTON_SCROLL_FWD
#define JEWELS_SELECT BUTTON_SELECT
#define JEWELS_CANCEL (BUTTON_HOME|BUTTON_REPEAT)
#define HK_SELECT "SELECT"
#define HK_CANCEL "HOME"
#elif CONFIG_KEYPAD == SANSA_C200_PAD || \
CONFIG_KEYPAD == SANSA_CLIP_PAD || \
CONFIG_KEYPAD == SANSA_M200_PAD
#define JEWELS_UP BUTTON_UP
#define JEWELS_DOWN BUTTON_DOWN
#define JEWELS_LEFT BUTTON_LEFT
#define JEWELS_RIGHT BUTTON_RIGHT
#define JEWELS_SELECT BUTTON_SELECT
#define JEWELS_CANCEL BUTTON_POWER
#define HK_SELECT "SELECT"
#define HK_CANCEL "POWER"
#elif CONFIG_KEYPAD == IRIVER_H10_PAD
#define JEWELS_UP BUTTON_SCROLL_UP
#define JEWELS_DOWN BUTTON_SCROLL_DOWN
#define JEWELS_LEFT BUTTON_LEFT
#define JEWELS_RIGHT BUTTON_RIGHT
#define JEWELS_SELECT BUTTON_PLAY
#define JEWELS_CANCEL BUTTON_POWER
#define HK_SELECT "PLAY"
#define HK_CANCEL "POWER"
#elif CONFIG_KEYPAD == GIGABEAT_S_PAD
#define JEWELS_UP BUTTON_UP
#define JEWELS_DOWN BUTTON_DOWN
#define JEWELS_LEFT BUTTON_LEFT
#define JEWELS_RIGHT BUTTON_RIGHT
#define JEWELS_SELECT BUTTON_SELECT
#define JEWELS_CANCEL BUTTON_BACK
#define HK_SELECT "SELECT"
#define HK_CANCEL "BACK"
#elif CONFIG_KEYPAD == MROBE100_PAD
#define JEWELS_UP BUTTON_UP
#define JEWELS_DOWN BUTTON_DOWN
#define JEWELS_LEFT BUTTON_LEFT
#define JEWELS_RIGHT BUTTON_RIGHT
#define JEWELS_SELECT BUTTON_SELECT
#define JEWELS_CANCEL BUTTON_POWER
#define HK_SELECT "SELECT"
#define HK_CANCEL "POWER"
#elif CONFIG_KEYPAD == IAUDIO_M3_PAD
#define JEWELS_UP BUTTON_RC_VOL_UP
#define JEWELS_DOWN BUTTON_RC_VOL_DOWN
#define JEWELS_LEFT BUTTON_RC_REW
#define JEWELS_RIGHT BUTTON_RC_FF
#define JEWELS_SELECT BUTTON_RC_PLAY
#define JEWELS_CANCEL BUTTON_RC_REC
#define HK_SELECT "PLAY"
#define HK_CANCEL "REC"
#define JEWELS_RC_CANCEL BUTTON_REC
#elif CONFIG_KEYPAD == COWOND2_PAD
#define JEWELS_CANCEL BUTTON_POWER
#define HK_CANCEL "POWER"
#elif CONFIG_KEYPAD == IAUDIO67_PAD
#define JEWELS_UP BUTTON_STOP
#define JEWELS_DOWN BUTTON_PLAY
#define JEWELS_LEFT BUTTON_LEFT
#define JEWELS_RIGHT BUTTON_RIGHT
#define JEWELS_SELECT BUTTON_MENU
#define JEWELS_CANCEL BUTTON_POWER
#define HK_SELECT "MENU"
#define HK_CANCEL "POWER"
#elif CONFIG_KEYPAD == CREATIVEZVM_PAD
#define JEWELS_UP BUTTON_UP
#define JEWELS_DOWN BUTTON_DOWN
#define JEWELS_LEFT BUTTON_LEFT
#define JEWELS_RIGHT BUTTON_RIGHT
#define JEWELS_SELECT BUTTON_SELECT
#define JEWELS_CANCEL BUTTON_BACK
#define HK_SELECT "MIDDLE"
#define HK_CANCEL "BACK"
#elif CONFIG_KEYPAD == PHILIPS_HDD1630_PAD
#define JEWELS_UP BUTTON_UP
#define JEWELS_DOWN BUTTON_DOWN
#define JEWELS_LEFT BUTTON_LEFT
#define JEWELS_RIGHT BUTTON_RIGHT
#define JEWELS_SELECT BUTTON_SELECT
#define JEWELS_CANCEL BUTTON_POWER
#define HK_SELECT "SELECT"
#define HK_CANCEL "POWER"
#elif CONFIG_KEYPAD == PHILIPS_SA9200_PAD
#define JEWELS_UP BUTTON_UP
#define JEWELS_DOWN BUTTON_DOWN
#define JEWELS_LEFT BUTTON_PREV
#define JEWELS_RIGHT BUTTON_NEXT
#define JEWELS_SELECT BUTTON_PLAY
#define JEWELS_CANCEL BUTTON_POWER
#define HK_SELECT "PLAY"
#define HK_CANCEL "POWER"
#elif CONFIG_KEYPAD == ONDAVX747_PAD || \
CONFIG_KEYPAD == ONDAVX777_PAD || \
CONFIG_KEYPAD == MROBE500_PAD
#define JEWELS_CANCEL BUTTON_POWER
#define HK_CANCEL "POWER"
#elif CONFIG_KEYPAD == SAMSUNG_YH_PAD
#define JEWELS_UP BUTTON_UP
#define JEWELS_DOWN BUTTON_DOWN
#define JEWELS_LEFT BUTTON_LEFT
#define JEWELS_RIGHT BUTTON_RIGHT
#define JEWELS_SELECT BUTTON_PLAY
#define JEWELS_CANCEL BUTTON_REW
#define HK_SELECT "PLAY"
#define HK_CANCEL "REWIND"
#else
#error No keymap defined!
#endif
#ifdef HAVE_TOUCHSCREEN
#ifndef JEWELS_UP
#define JEWELS_UP BUTTON_TOPMIDDLE
#endif
#ifndef JEWELS_DOWN
#define JEWELS_DOWN BUTTON_BOTTOMMIDDLE
#endif
#ifndef JEWELS_LEFT
#define JEWELS_LEFT BUTTON_MIDLEFT
#endif
#ifndef JEWELS_RIGHT
#define JEWELS_RIGHT BUTTON_MIDRIGHT
#endif
#ifndef JEWELS_SELECT
#define JEWELS_SELECT BUTTON_CENTER
#define HK_SELECT "CENTER"
#endif
#ifndef JEWELS_CANCEL
#define JEWELS_CANCEL BUTTON_TOPLEFT
#define HK_CANCEL "TOPLEFT"
#endif
#endif
#define TILE_WIDTH BMPWIDTH_jewels
#define TILE_HEIGHT (BMPHEIGHT_jewels/23)
#if LCD_HEIGHT < LCD_WIDTH
/* This calculation assumes integer division w/ LCD_HEIGHT/TILE_HEIGHT */
#define YOFS LCD_HEIGHT-((LCD_HEIGHT/TILE_HEIGHT)*TILE_HEIGHT)
#else
#define YOFS 0
#endif
#define NUM_SCORES 5
/* swap directions */
#define SWAP_UP 0
#define SWAP_RIGHT 1
#define SWAP_DOWN 2
#define SWAP_LEFT 3
/* play board dimension */
#define BJ_HEIGHT 9
#define BJ_WIDTH 8
/* next level threshold */
#define LEVEL_PTS 100
/* animation frame rate */
#define MAX_FPS 20
/* text margin */
#define MARGIN 5
/* Game types */
enum game_type {
GAME_TYPE_NORMAL,
GAME_TYPE_PUZZLE
};
/* external bitmaps */
extern const fb_data jewels[];
/* tile background colors */
#ifdef HAVE_LCD_COLOR
static const unsigned jewels_bkgd[2] = {
LCD_RGBPACK(104, 63, 63),
LCD_RGBPACK(83, 44, 44)
};
#endif
/* the tile struct
* type is the jewel number 0-7
* falling if the jewel is falling
* delete marks the jewel for deletion
*/
struct tile {
int type;
bool falling;
bool delete;
};
/* the game context struct
* score is the current level score
* segments is the number of cleared segments in the current run
* level is the current level
* tmp_type is the select type in the menu
* type is the game type (normal or puzzle)
* playboard is the game playing board (first row is hidden)
* num_jewels is the number of different jewels to use
*/
struct game_context {
unsigned int score;
unsigned int segments;
unsigned int level;
unsigned int type;
unsigned int tmp_type;
struct tile playboard[BJ_HEIGHT][BJ_WIDTH];
unsigned int num_jewels;
};
#define MAX_NUM_JEWELS 7
#define MAX_PUZZLE_TILES 4
#define NUM_PUZZLE_LEVELS 10
struct puzzle_tile {
int x;
int y;
int tile_type;
};
struct puzzle_level {
unsigned int num_jewels;
unsigned int num_tiles;
struct puzzle_tile tiles[MAX_PUZZLE_TILES];
};
#define PUZZLE_TILE_UP 1
#define PUZZLE_TILE_DOWN 2
#define PUZZLE_TILE_LEFT 4
#define PUZZLE_TILE_RIGHT 8
struct puzzle_level puzzle_levels[NUM_PUZZLE_LEVELS] = {
{ 5, 2, { {3, 3, PUZZLE_TILE_RIGHT},
{4, 2, PUZZLE_TILE_LEFT} } },
{ 5, 2, { {3, 2, PUZZLE_TILE_DOWN},
{3, 4, PUZZLE_TILE_UP} } },
{ 6, 3, { {3, 2, PUZZLE_TILE_DOWN},
{3, 4, PUZZLE_TILE_UP|PUZZLE_TILE_DOWN},
{3, 6, PUZZLE_TILE_UP} } },
{ 6, 3, { {3, 2, PUZZLE_TILE_RIGHT},
{4, 3, PUZZLE_TILE_LEFT|PUZZLE_TILE_RIGHT},
{5, 4, PUZZLE_TILE_LEFT} } },
{ 6, 2, { {3, 4, PUZZLE_TILE_RIGHT},
{4, 2, PUZZLE_TILE_LEFT} } },
{ 6, 2, { {3, 2, PUZZLE_TILE_DOWN},
{4, 4, PUZZLE_TILE_UP} } },
{ 7, 4, { {3, 2, PUZZLE_TILE_RIGHT|PUZZLE_TILE_DOWN},
{4, 3, PUZZLE_TILE_LEFT|PUZZLE_TILE_DOWN},
{3, 4, PUZZLE_TILE_RIGHT|PUZZLE_TILE_UP},
{4, 4, PUZZLE_TILE_LEFT|PUZZLE_TILE_UP} } },
{ 6, 3, { {3, 2, PUZZLE_TILE_DOWN},
{4, 4, PUZZLE_TILE_UP|PUZZLE_TILE_DOWN},
{3, 6, PUZZLE_TILE_UP} } },
{ 7, 3, { {2, 2, PUZZLE_TILE_RIGHT},
{4, 1, PUZZLE_TILE_LEFT|PUZZLE_TILE_RIGHT},
{5, 4, PUZZLE_TILE_LEFT} } },
{ 7, 4, { {3, 0, PUZZLE_TILE_RIGHT|PUZZLE_TILE_DOWN},
{5, 0, PUZZLE_TILE_LEFT|PUZZLE_TILE_DOWN},
{2, 7, PUZZLE_TILE_RIGHT|PUZZLE_TILE_UP},
{4, 7, PUZZLE_TILE_LEFT|PUZZLE_TILE_UP} } },
};
#define SAVE_FILE PLUGIN_GAMES_DIR "/jewels.save"
#define HIGH_SCORE PLUGIN_GAMES_DIR "/jewels.score"
struct highscore highest[NUM_SCORES];
static bool resume_file = false;
/*****************************************************************************
* jewels_setcolors() set the foreground and background colors.
******************************************************************************/
static inline void jewels_setcolors(void) {
#ifdef HAVE_LCD_COLOR
rb->lcd_set_background(LCD_RGBPACK(49, 26, 26));
rb->lcd_set_foreground(LCD_RGBPACK(210, 181, 181));
#endif
}
/*****************************************************************************
* jewels_loadgame() loads the saved game and returns load success.
******************************************************************************/
static bool jewels_loadgame(struct game_context* bj)
{
int fd;
bool loaded = false;
/* open game file */
fd = rb->open(SAVE_FILE, O_RDONLY);
if(fd < 0) return loaded;
/* read in saved game */
while(true) {
if(rb->read(fd, &bj->tmp_type, sizeof(bj->tmp_type)) <= 0) break;
if(rb->read(fd, &bj->type, sizeof(bj->type)) <= 0) break;
if(rb->read(fd, &bj->score, sizeof(bj->score)) <= 0) break;
if(rb->read(fd, &bj->level, sizeof(bj->level)) <= 0) break;
if(rb->read(fd, &bj->segments, sizeof(bj->segments)) <= 0) break;
if(rb->read(fd, &bj->num_jewels, sizeof(bj->num_jewels)) <= 0) break;
if(rb->read(fd, bj->playboard, sizeof(bj->playboard)) <= 0) break;
loaded = true;
break;
}
rb->close(fd);
return loaded;
}
/*****************************************************************************
* jewels_savegame() saves the current game state.
******************************************************************************/
static void jewels_savegame(struct game_context* bj)
{
int fd;
/* write out the game state to the save file */
fd = rb->open(SAVE_FILE, O_WRONLY|O_CREAT);
if(fd < 0) return;
rb->write(fd, &bj->tmp_type, sizeof(bj->tmp_type));
rb->write(fd, &bj->type, sizeof(bj->type));
rb->write(fd, &bj->score, sizeof(bj->score));
rb->write(fd, &bj->level, sizeof(bj->level));
rb->write(fd, &bj->segments, sizeof(bj->segments));
rb->write(fd, &bj->num_jewels, sizeof(bj->num_jewels));
rb->write(fd, bj->playboard, sizeof(bj->playboard));
rb->close(fd);
}
/*****************************************************************************
* jewels_drawboard() redraws the entire game board.
******************************************************************************/
static void jewels_drawboard(struct game_context* bj) {
int i, j;
int w, h;
unsigned int tempscore;
unsigned int size;
char *title = "Level";
char str[10];
if (bj->type == GAME_TYPE_NORMAL) {
tempscore = (bj->score>LEVEL_PTS ? LEVEL_PTS : bj->score);
size = LEVEL_PTS;
} else {
tempscore = (bj->level>NUM_PUZZLE_LEVELS ? NUM_PUZZLE_LEVELS : bj->level);
size = NUM_PUZZLE_LEVELS;
}
/* clear screen */
rb->lcd_clear_display();
/* dispay playing board */
for(i=0; i<BJ_HEIGHT-1; i++){
for(j=0; j<BJ_WIDTH; j++){
#ifdef HAVE_LCD_COLOR
rb->lcd_set_foreground(jewels_bkgd[(i+j)%2]);
rb->lcd_fillrect(j*TILE_WIDTH, i*TILE_HEIGHT+YOFS,
TILE_WIDTH, TILE_HEIGHT);
rb->lcd_bitmap_transparent_part(jewels,
0, TILE_HEIGHT*(bj->playboard[i+1][j].type),
STRIDE( SCREEN_MAIN,
BMPWIDTH_jewels, BMPHEIGHT_jewels),
j*TILE_WIDTH, i*TILE_HEIGHT+YOFS,
TILE_WIDTH, TILE_HEIGHT);
#else
rb->lcd_bitmap_part(jewels,
0, TILE_HEIGHT*(bj->playboard[i+1][j].type),
STRIDE( SCREEN_MAIN,
BMPWIDTH_jewels, BMPHEIGHT_jewels),
j*TILE_WIDTH, i*TILE_HEIGHT+YOFS,
TILE_WIDTH, TILE_HEIGHT);
#endif
}
}
#if LCD_WIDTH > LCD_HEIGHT /* horizontal layout */
/* draw separator lines */
jewels_setcolors();
rb->lcd_vline(BJ_WIDTH*TILE_WIDTH, 0, LCD_HEIGHT-1);
rb->lcd_hline(BJ_WIDTH*TILE_WIDTH, LCD_WIDTH-1, 18);
rb->lcd_hline(BJ_WIDTH*TILE_WIDTH, LCD_WIDTH-1, LCD_HEIGHT-10);
/* draw progress bar */
#ifdef HAVE_LCD_COLOR
rb->lcd_set_foreground(LCD_RGBPACK(104, 63, 63));
#endif
rb->lcd_fillrect(BJ_WIDTH*TILE_WIDTH+(LCD_WIDTH-BJ_WIDTH*TILE_WIDTH)/4,
(LCD_HEIGHT-10)-(((LCD_HEIGHT-10)-18)*
tempscore/size),
(LCD_WIDTH-BJ_WIDTH*TILE_WIDTH)/2,
((LCD_HEIGHT-10)-18)*tempscore/size);
#ifdef HAVE_LCD_COLOR
rb->lcd_set_foreground(LCD_RGBPACK(83, 44, 44));
rb->lcd_drawrect(BJ_WIDTH*TILE_WIDTH+(LCD_WIDTH-BJ_WIDTH*TILE_WIDTH)/4+1,
(LCD_HEIGHT-10)-(((LCD_HEIGHT-10)-18)*
tempscore/size)+1,
(LCD_WIDTH-BJ_WIDTH*TILE_WIDTH)/2-2,
((LCD_HEIGHT-10)-18)*tempscore/size-1);
jewels_setcolors();
rb->lcd_drawrect(BJ_WIDTH*TILE_WIDTH+(LCD_WIDTH-BJ_WIDTH*TILE_WIDTH)/4,
(LCD_HEIGHT-10)-(((LCD_HEIGHT-10)-18)*tempscore/size),
(LCD_WIDTH-BJ_WIDTH*TILE_WIDTH)/2,
((LCD_HEIGHT-10)-18)*tempscore/size+1);
#endif
/* print text */
rb->lcd_getstringsize(title, &w, &h);
rb->lcd_putsxy(LCD_WIDTH-(LCD_WIDTH-BJ_WIDTH*TILE_WIDTH)/2-w/2, 1, title);
rb->snprintf(str, 4, "%d", bj->level);
rb->lcd_getstringsize(str, &w, &h);
rb->lcd_putsxy(LCD_WIDTH-(LCD_WIDTH-BJ_WIDTH*TILE_WIDTH)/2-w/2, 10, str);
if (bj->type == GAME_TYPE_NORMAL) {
rb->snprintf(str, 6, "%d", (bj->level-1)*LEVEL_PTS+bj->score);
rb->lcd_getstringsize(str, &w, &h);
rb->lcd_putsxy(LCD_WIDTH-(LCD_WIDTH-BJ_WIDTH*TILE_WIDTH)/2-w/2,
LCD_HEIGHT-8, str);
}
#elif LCD_WIDTH < LCD_HEIGHT /* vertical layout */
/* draw separator lines */
jewels_setcolors();
rb->lcd_hline(0, LCD_WIDTH-1, 8*TILE_HEIGHT+YOFS);
rb->lcd_hline(0, LCD_WIDTH-1, LCD_HEIGHT-14);
rb->lcd_vline(LCD_WIDTH/2, LCD_HEIGHT-14, LCD_HEIGHT-1);
/* draw progress bar */
#ifdef HAVE_LCD_COLOR
rb->lcd_set_foreground(LCD_RGBPACK(104, 63, 63));
#endif
rb->lcd_fillrect(0, (8*TILE_HEIGHT+YOFS)
+(LCD_HEIGHT-14-(8*TILE_HEIGHT+YOFS))/4,
LCD_WIDTH*tempscore/size,
(LCD_HEIGHT-14-(8*TILE_HEIGHT+YOFS))/2);
#ifdef HAVE_LCD_COLOR
rb->lcd_set_foreground(LCD_RGBPACK(83, 44, 44));
rb->lcd_drawrect(1, (8*TILE_HEIGHT+YOFS)
+(LCD_HEIGHT-14-(8*TILE_HEIGHT+YOFS))/4+1,
LCD_WIDTH*tempscore/size-1,
(LCD_HEIGHT-14-(8*TILE_HEIGHT+YOFS))/2-2);
jewels_setcolors();
rb->lcd_drawrect(0, (8*TILE_HEIGHT+YOFS)
+(LCD_HEIGHT-14-(8*TILE_HEIGHT+YOFS))/4,
LCD_WIDTH*tempscore/size+1,
(LCD_HEIGHT-14-(8*TILE_HEIGHT+YOFS))/2);
#endif
/* print text */
rb->snprintf(str, 10, "%s %d", title, bj->level);
rb->lcd_putsxy(1, LCD_HEIGHT-10, str);
if (bj->type == GAME_TYPE_NORMAL) {
rb->snprintf(str, 6, "%d", (bj->level-1)*LEVEL_PTS+bj->score);
rb->lcd_getstringsize(str, &w, &h);
rb->lcd_putsxy((LCD_WIDTH-2)-w, LCD_HEIGHT-10, str);
}
#else /* square layout */
/* draw separator lines */
jewels_setcolors();
rb->lcd_hline(0, LCD_WIDTH-1, 8*TILE_HEIGHT+YOFS);
rb->lcd_vline(BJ_WIDTH*TILE_WIDTH, 0, 8*TILE_HEIGHT+YOFS);
rb->lcd_vline(LCD_WIDTH/2, 8*TILE_HEIGHT+YOFS, LCD_HEIGHT-1);
/* draw progress bar */
#ifdef HAVE_LCD_COLOR
rb->lcd_set_foreground(LCD_RGBPACK(104, 63, 63));
#endif
rb->lcd_fillrect(BJ_WIDTH*TILE_WIDTH+(LCD_WIDTH-BJ_WIDTH*TILE_WIDTH)/4,
(8*TILE_HEIGHT+YOFS)-(8*TILE_HEIGHT+YOFS)*tempscore/size,
(LCD_WIDTH-BJ_WIDTH*TILE_WIDTH)/2,
(8*TILE_HEIGHT+YOFS)*tempscore/size);
#ifdef HAVE_LCD_COLOR
rb->lcd_set_foreground(LCD_RGBPACK(83, 44, 44));
rb->lcd_drawrect(BJ_WIDTH*TILE_WIDTH+(LCD_WIDTH-BJ_WIDTH*TILE_WIDTH)/4+1,
(8*TILE_HEIGHT+YOFS)-(8*TILE_HEIGHT+YOFS)
*tempscore/size+1,
(LCD_WIDTH-BJ_WIDTH*TILE_WIDTH)/2-2,
(8*TILE_HEIGHT+YOFS)*tempscore/size-1);
jewels_setcolors();
rb->lcd_drawrect(BJ_WIDTH*TILE_WIDTH+(LCD_WIDTH-BJ_WIDTH*TILE_WIDTH)/4,
(8*TILE_HEIGHT+YOFS)-(8*TILE_HEIGHT+YOFS)
*tempscore/size,
(LCD_WIDTH-BJ_WIDTH*TILE_WIDTH)/2,
(8*TILE_HEIGHT+YOFS)*tempscore/size+1);
#endif
/* print text */
rb->snprintf(str, 10, "%s %d", title, bj->level);
rb->lcd_putsxy(1, LCD_HEIGHT-(LCD_HEIGHT-(8*TILE_HEIGHT+YOFS))/2-3, str);
if (bj->type == GAME_TYPE_NORMAL) {
rb->snprintf(str, 6, "%d", (bj->level-1)*LEVEL_PTS+bj->score);
rb->lcd_getstringsize(str, &w, &h);
rb->lcd_putsxy((LCD_WIDTH-2)-w,
LCD_HEIGHT-(LCD_HEIGHT-(8*TILE_HEIGHT+YOFS))/2-3, str);
}
#endif /* layout */
rb->lcd_update();
}
/*****************************************************************************
* jewels_putjewels() makes the jewels fall to fill empty spots and adds
* new random jewels at the empty spots at the top of each row.
******************************************************************************/
static void jewels_putjewels(struct game_context* bj){
int i, j, k;
bool mark, done;
long lasttick, currenttick;
/* loop to make all the jewels fall */
while(true) {
/* mark falling jewels and add new jewels to hidden top row*/
mark = false;
done = true;
for(j=0; j<BJ_WIDTH; j++) {
if(bj->playboard[1][j].type == 0) {
bj->playboard[0][j].type = rb->rand()%bj->num_jewels+1;
}
for(i=BJ_HEIGHT-2; i>=0; i--) {
if(!mark && bj->playboard[i+1][j].type == 0) {
mark = true;
done = false;
}
if(mark) bj->playboard[i][j].falling = true;
}
/*if(bj->playboard[1][j].falling) {
bj->playboard[0][j].type = rb->rand()%bj->num_jewels+1;
bj->playboard[0][j].falling = true;
}*/
mark = false;
}
/* break if there are no falling jewels */
if(done) break;
/* animate falling jewels */
lasttick = *rb->current_tick;
for(k=1; k<=8; k++) {
for(i=BJ_HEIGHT-2; i>=0; i--) {
for(j=0; j<BJ_WIDTH; j++) {
if(bj->playboard[i][j].falling &&
bj->playboard[i][j].type != 0) {
/* clear old position */
#ifdef HAVE_LCD_COLOR
if(i == 0 && YOFS) {
rb->lcd_set_foreground(rb->lcd_get_background());
} else {
rb->lcd_set_foreground(jewels_bkgd[(i-1+j)%2]);
}
rb->lcd_fillrect(j*TILE_WIDTH, (i-1)*TILE_HEIGHT+YOFS,
TILE_WIDTH, TILE_HEIGHT);
if(bj->playboard[i+1][j].type == 0) {
rb->lcd_set_foreground(jewels_bkgd[(i+j)%2]);
rb->lcd_fillrect(j*TILE_WIDTH, i*TILE_HEIGHT+YOFS,
TILE_WIDTH, TILE_HEIGHT);
}
#else
rb->lcd_set_drawmode(DRMODE_SOLID|DRMODE_INVERSEVID);
rb->lcd_fillrect(j*TILE_WIDTH, (i-1)*TILE_HEIGHT+YOFS,
TILE_WIDTH, TILE_HEIGHT);
if(bj->playboard[i+1][j].type == 0) {
rb->lcd_fillrect(j*TILE_WIDTH, i*TILE_HEIGHT+YOFS,
TILE_WIDTH, TILE_HEIGHT);
}
rb->lcd_set_drawmode(DRMODE_SOLID);
#endif
/* draw new position */
#ifdef HAVE_LCD_COLOR
rb->lcd_bitmap_transparent_part(jewels, 0,
TILE_HEIGHT*(bj->playboard[i][j].type),
STRIDE( SCREEN_MAIN,
BMPWIDTH_jewels,
BMPHEIGHT_jewels),
j*TILE_WIDTH,
(i-1)*TILE_HEIGHT+YOFS+
((((TILE_HEIGHT<<10)*k)/8)>>10),
TILE_WIDTH, TILE_HEIGHT);
#else
rb->lcd_bitmap_part(jewels, 0,
TILE_HEIGHT*(bj->playboard[i][j].type),
STRIDE( SCREEN_MAIN,
BMPWIDTH_jewels,
BMPHEIGHT_jewels),
j*TILE_WIDTH,
(i-1)*TILE_HEIGHT+YOFS+
((((TILE_HEIGHT<<10)*k)/8)>>10),
TILE_WIDTH, TILE_HEIGHT);
#endif
}
}
}
rb->lcd_update_rect(0, 0, TILE_WIDTH*8, LCD_HEIGHT);
jewels_setcolors();
/* framerate limiting */
currenttick = *rb->current_tick;
if(currenttick-lasttick < HZ/MAX_FPS) {
rb->sleep((HZ/MAX_FPS)-(currenttick-lasttick));
} else {
rb->yield();
}
lasttick = currenttick;
}
/* shift jewels down */
for(j=0; j<BJ_WIDTH; j++) {
for(i=BJ_HEIGHT-1; i>=1; i--) {
if(bj->playboard[i-1][j].falling) {
bj->playboard[i][j].type = bj->playboard[i-1][j].type;
}
}
}
/* clear out top row */
for(j=0; j<BJ_WIDTH; j++) {
bj->playboard[0][j].type = 0;
}
/* mark everything not falling */
for(i=0; i<BJ_HEIGHT; i++) {
for(j=0; j<BJ_WIDTH; j++) {
bj->playboard[i][j].falling = false;
}
}
}
}
/*****************************************************************************
* jewels_clearjewels() finds all the connected rows and columns and
* calculates and returns the points earned.
******************************************************************************/
static unsigned int jewels_clearjewels(struct game_context* bj) {
int i, j;
int last, run;
unsigned int points = 0;
/* check for connected rows */
for(i=1; i<BJ_HEIGHT; i++) {
last = 0;
run = 1;
for(j=0; j<BJ_WIDTH; j++) {
if(bj->playboard[i][j].type == last &&
bj->playboard[i][j].type != 0 &&
bj->playboard[i][j].type <= MAX_NUM_JEWELS) {
run++;
if(run == 3) {
bj->segments++;
points += bj->segments;
bj->playboard[i][j].delete = true;
bj->playboard[i][j-1].delete = true;
bj->playboard[i][j-2].delete = true;
} else if(run > 3) {
points++;
bj->playboard[i][j].delete = true;
}
} else {
run = 1;
last = bj->playboard[i][j].type;
}
}
}
/* check for connected columns */
for(j=0; j<BJ_WIDTH; j++) {
last = 0;
run = 1;
for(i=1; i<BJ_HEIGHT; i++) {
if(bj->playboard[i][j].type != 0 &&
bj->playboard[i][j].type == last &&
bj->playboard[i][j].type <= MAX_NUM_JEWELS) {
run++;
if(run == 3) {
bj->segments++;
points += bj->segments;
bj->playboard[i][j].delete = true;
bj->playboard[i-1][j].delete = true;
bj->playboard[i-2][j].delete = true;
} else if(run > 3) {
points++;
bj->playboard[i][j].delete = true;
}
} else {
run = 1;
last = bj->playboard[i][j].type;
}
}
}
/* clear deleted jewels */
for(i=1; i<BJ_HEIGHT; i++) {
for(j=0; j<BJ_WIDTH; j++) {
if(bj->playboard[i][j].delete) {
bj->playboard[i][j].delete = false;
bj->playboard[i][j].type = 0;
}
}
}
return points;
}
/*****************************************************************************
* jewels_runboard() runs the board until it settles in a fixed state and
* returns points earned.
******************************************************************************/
static unsigned int jewels_runboard(struct game_context* bj) {
unsigned int points = 0;
unsigned int ret;
bj->segments = 0;
while((ret = jewels_clearjewels(bj)) > 0) {
points += ret;
jewels_drawboard(bj);
jewels_putjewels(bj);
}
return points;
}
/*****************************************************************************
* jewels_swapjewels() swaps two jewels as long as it results in points and
* returns points earned.
******************************************************************************/
static unsigned int jewels_swapjewels(struct game_context* bj,
int x, int y, int direc) {
int k;
int horzmod, vertmod;
int movelen = 0;
bool undo = false;
unsigned int points = 0;
long lasttick, currenttick;
/* check for invalid parameters */
if(x < 0 || x >= BJ_WIDTH || y < 0 || y >= BJ_HEIGHT-1 ||
direc < SWAP_UP || direc > SWAP_LEFT) {
return 0;
}
/* check for invalid directions */
if((x == 0 && direc == SWAP_LEFT) ||
(x == BJ_WIDTH-1 && direc == SWAP_RIGHT) ||
(y == 0 && direc == SWAP_UP) ||
(y == BJ_HEIGHT-2 && direc == SWAP_DOWN)) {
return 0;
}
/* set direction variables */
horzmod = 0;
vertmod = 0;
switch(direc) {
case SWAP_UP:
vertmod = -1;
movelen = TILE_HEIGHT;
break;
case SWAP_RIGHT:
horzmod = 1;
movelen = TILE_WIDTH;
break;
case SWAP_DOWN:
vertmod = 1;
movelen = TILE_HEIGHT;
break;
case SWAP_LEFT:
horzmod = -1;
movelen = TILE_WIDTH;
break;
}
while(true) {
lasttick = *rb->current_tick;
/* animate swapping jewels */
for(k=0; k<=8; k++) {
/* clear old position */
#ifdef HAVE_LCD_COLOR
rb->lcd_set_foreground(jewels_bkgd[(x+y)%2]);
rb->lcd_fillrect(x*TILE_WIDTH,
y*TILE_HEIGHT+YOFS,
TILE_WIDTH, TILE_HEIGHT);
rb->lcd_set_foreground(jewels_bkgd[(x+horzmod+y+vertmod)%2]);
rb->lcd_fillrect((x+horzmod)*TILE_WIDTH,
(y+vertmod)*TILE_HEIGHT+YOFS,
TILE_WIDTH, TILE_HEIGHT);
#else
rb->lcd_set_drawmode(DRMODE_SOLID|DRMODE_INVERSEVID);
rb->lcd_fillrect(x*TILE_WIDTH,
y*TILE_HEIGHT+YOFS,
TILE_WIDTH, TILE_HEIGHT);
rb->lcd_fillrect((x+horzmod)*TILE_WIDTH,
(y+vertmod)*TILE_HEIGHT+YOFS,
TILE_WIDTH, TILE_HEIGHT);
rb->lcd_set_drawmode(DRMODE_SOLID);
#endif
/* draw new position */
#ifdef HAVE_LCD_COLOR
rb->lcd_bitmap_transparent_part(jewels,
0, TILE_HEIGHT*(bj->playboard
[y+1+vertmod][x+horzmod].type),
STRIDE( SCREEN_MAIN,
BMPWIDTH_jewels, BMPHEIGHT_jewels),
(x+horzmod)*TILE_WIDTH-horzmod*
((((movelen<<10)*k)/8)>>10),
(y+vertmod)*TILE_HEIGHT-vertmod*
((((movelen<<10)*k)/8)>>10)+YOFS,
TILE_WIDTH, TILE_HEIGHT);
rb->lcd_bitmap_transparent_part(jewels,
0, TILE_HEIGHT*(bj->playboard[y+1][x].type),
STRIDE( SCREEN_MAIN,
BMPWIDTH_jewels, BMPHEIGHT_jewels),
x*TILE_WIDTH+horzmod*
((((movelen<<10)*k)/8)>>10),
y*TILE_HEIGHT+vertmod*
((((movelen<<10)*k)/8)>>10)+YOFS,
TILE_WIDTH, TILE_HEIGHT);
#else
rb->lcd_bitmap_part(jewels,
0, TILE_HEIGHT*(bj->playboard
[y+1+vertmod][x+horzmod].type),
STRIDE( SCREEN_MAIN,
BMPWIDTH_jewels, BMPHEIGHT_jewels),
(x+horzmod)*TILE_WIDTH-horzmod*
((((movelen<<10)*k)/8)>>10),
(y+vertmod)*TILE_HEIGHT-vertmod*
((((movelen<<10)*k)/8)>>10)+YOFS,
TILE_WIDTH, TILE_HEIGHT);
rb->lcd_set_drawmode(DRMODE_FG);
rb->lcd_bitmap_part(jewels,
0, TILE_HEIGHT*(bj->playboard[y+1][x].type),
STRIDE( SCREEN_MAIN,
BMPWIDTH_jewels, BMPHEIGHT_jewels),
x*TILE_WIDTH+horzmod*
((((movelen<<10)*k)/8)>>10),
y*TILE_HEIGHT+vertmod*
((((movelen<<10)*k)/8)>>10)+YOFS,
TILE_WIDTH, TILE_HEIGHT);
rb->lcd_set_drawmode(DRMODE_SOLID);
#endif
rb->lcd_update_rect(0, 0, TILE_WIDTH*8, LCD_HEIGHT);
jewels_setcolors();
/* framerate limiting */
currenttick = *rb->current_tick;
if(currenttick-lasttick < HZ/MAX_FPS) {
rb->sleep((HZ/MAX_FPS)-(currenttick-lasttick));
} else {
rb->yield();
}
lasttick = currenttick;
}
/* swap jewels */
int temp = bj->playboard[y+1][x].type;
bj->playboard[y+1][x].type =
bj->playboard[y+1+vertmod][x+horzmod].type;
bj->playboard[y+1+vertmod][x+horzmod].type = temp;
if(undo) break;
points = jewels_runboard(bj);
if(points == 0) {
undo = true;
} else {
break;
}
}
return points;
}
/*****************************************************************************
* jewels_movesavail() uses pattern matching to see if there are any
* available move left.
******************************************************************************/
static bool jewels_movesavail(struct game_context* bj) {
int i, j;
bool moves = false;
int mytype;
for(i=1; i<BJ_HEIGHT; i++) {
for(j=0; j<BJ_WIDTH; j++) {
mytype = bj->playboard[i][j].type;
if(mytype == 0 || mytype > MAX_NUM_JEWELS) continue;
/* check horizontal patterns */
if(j <= BJ_WIDTH-3) {
if(i > 1) {
if(bj->playboard[i-1][j+1].type == mytype) {
if(bj->playboard[i-1][j+2].type == mytype)
{moves = true; break;}
if(bj->playboard[i][j+2].type == mytype)
{moves = true; break;}
}
if(bj->playboard[i][j+1].type == mytype) {
if(bj->playboard[i-1][j+2].type == mytype)
{moves = true; break;}
}
}
if(j <= BJ_WIDTH-4) {
if(bj->playboard[i][j+3].type == mytype) {
if(bj->playboard[i][j+1].type == mytype)
{moves = true; break;}
if(bj->playboard[i][j+2].type == mytype)
{moves = true; break;}
}
}
if(i < BJ_HEIGHT-1) {
if(bj->playboard[i][j+1].type == mytype) {
if(bj->playboard[i+1][j+2].type == mytype)
{moves = true; break;}
}
if(bj->playboard[i+1][j+1].type == mytype) {
if(bj->playboard[i][j+2].type == mytype)
{moves = true; break;}
if(bj->playboard[i+1][j+2].type == mytype)
{moves = true; break;}
}
}
}
/* check vertical patterns */
if(i <= BJ_HEIGHT-3) {
if(j > 0) {
if(bj->playboard[i+1][j-1].type == mytype) {
if(bj->playboard[i+2][j-1].type == mytype)
{moves = true; break;}
if(bj->playboard[i+2][j].type == mytype)
{moves = true; break;}
}
if(bj->playboard[i+1][j].type == mytype) {
if(bj->playboard[i+2][j-1].type == mytype)
{moves = true; break;}
}
}
if(i <= BJ_HEIGHT-4) {
if(bj->playboard[i+3][j].type == mytype) {
if(bj->playboard[i+1][j].type == mytype)
{moves = true; break;}
if(bj->playboard[i+2][j].type == mytype)
{moves = true; break;}
}
}
if(j < BJ_WIDTH-1) {
if(bj->playboard[i+1][j].type == mytype) {
if(bj->playboard[i+2][j+1].type == mytype)
{moves = true; break;}
}
if(bj->playboard[i+1][j+1].type == mytype) {
if(bj->playboard[i+2][j].type == mytype)
{moves = true; break;}
if (bj->playboard[i+2][j+1].type == mytype)
{moves = true; break;}
}
}
}
}
if(moves) break;
}
return moves;
}
/*****************************************************************************
* jewels_puzzle_is_finished() checks if the puzzle is finished.
******************************************************************************/
static bool jewels_puzzle_is_finished(struct game_context* bj) {
unsigned int i, j;
for(i=0; i<BJ_HEIGHT; i++) {
for(j=0; j<BJ_WIDTH; j++) {
int mytype = bj->playboard[i][j].type;
if(mytype>MAX_NUM_JEWELS) {
mytype -= MAX_NUM_JEWELS;
if(mytype&PUZZLE_TILE_UP) {
if(i==0 || bj->playboard[i-1][j].type<=MAX_NUM_JEWELS ||
!((bj->playboard[i-1][j].type-MAX_NUM_JEWELS)
&PUZZLE_TILE_DOWN))
return false;
}
if(mytype&PUZZLE_TILE_DOWN) {
if(i==BJ_HEIGHT-1 ||
bj->playboard[i+1][j].type<=MAX_NUM_JEWELS ||
!((bj->playboard[i+1][j].type-MAX_NUM_JEWELS)
&PUZZLE_TILE_UP))
return false;
}
if(mytype&PUZZLE_TILE_LEFT) {
if(j==0 || bj->playboard[i][j-1].type<=MAX_NUM_JEWELS ||
!((bj->playboard[i][j-1].type-MAX_NUM_JEWELS)
&PUZZLE_TILE_RIGHT))
return false;
}
if(mytype&PUZZLE_TILE_RIGHT) {
if(j==BJ_WIDTH-1 ||
bj->playboard[i][j+1].type<=MAX_NUM_JEWELS ||
!((bj->playboard[i][j+1].type-MAX_NUM_JEWELS)
&PUZZLE_TILE_LEFT))
return false;
}
}
}
}
return true;
}
/*****************************************************************************
* jewels_initlevel() initialises a level.
******************************************************************************/
static unsigned int jewels_initlevel(struct game_context* bj) {
unsigned int points = 0;
switch(bj->type) {
case GAME_TYPE_NORMAL:
bj->num_jewels = MAX_NUM_JEWELS;
break;
case GAME_TYPE_PUZZLE:
{
unsigned int i, j;
struct puzzle_tile *tile;
bj->num_jewels = puzzle_levels[bj->level-1].num_jewels;
for(i=0; i<BJ_HEIGHT; i++) {
for(j=0; j<BJ_WIDTH; j++) {
bj->playboard[i][j].type = (rb->rand()%bj->num_jewels)+1;
bj->playboard[i][j].falling = false;
bj->playboard[i][j].delete = false;
}
}
jewels_runboard(bj);
tile = puzzle_levels[bj->level-1].tiles;
for(i=0; i<puzzle_levels[bj->level-1].num_tiles; i++, tile++) {
bj->playboard[tile->y+1][tile->x].type = MAX_NUM_JEWELS
+tile->tile_type;
}
}
break;
}
jewels_drawboard(bj);
/* run the play board */
jewels_putjewels(bj);
points += jewels_runboard(bj);
return points;
}
/*****************************************************************************
* jewels_init() initializes jewels data structures.
******************************************************************************/
static void jewels_init(struct game_context* bj) {
/* seed the rand generator */
rb->srand(*rb->current_tick);
bj->type = bj->tmp_type;
bj->level = 1;
bj->score = 0;
bj->segments = 0;
jewels_setcolors();
/* clear playing board */
rb->memset(bj->playboard, 0, sizeof(bj->playboard));
do {
bj->score += jewels_initlevel(bj);
} while(!jewels_movesavail(bj));
}
/*****************************************************************************
* jewels_nextlevel() advances the game to the next bj->level and returns
* points earned.
******************************************************************************/
static void jewels_nextlevel(struct game_context* bj) {
int i, x, y;
unsigned int points = 0;
switch(bj->type) {
case GAME_TYPE_NORMAL:
/* roll over score, change and display level */
while(bj->score >= LEVEL_PTS) {
bj->score -= LEVEL_PTS;
bj->level++;
rb->splashf(HZ*2, "Level %d", bj->level);
jewels_drawboard(bj);
}
/* randomly clear some jewels */
for(i=0; i<16; i++) {
x = rb->rand()%8;
y = rb->rand()%8;
if(bj->playboard[y][x].type != 0) {
points++;
bj->playboard[y][x].type = 0;
}
}
break;
case GAME_TYPE_PUZZLE:
bj->level++;
rb->splashf(HZ*2, "Level %d", bj->level);
break;
}
points += jewels_initlevel(bj);
bj->score += points;
}
static bool jewels_help(void)
{
rb->lcd_setfont(FONT_UI);
#define WORDS (sizeof help_text / sizeof (char*))
static char *help_text[] = {
"Jewels", "", "Aim", "",
"Swap", "pairs", "of", "jewels", "to", "form", "connected",
"segments", "of", "three", "or", "more", "of", "the", "same",
"type.", "",
"The", "goal", "of", "the", "game", "is", "to", "score", "as", "many",
"points", "as", "possible", "before", "running", "out", "of",
"available", "moves.", "", "",
"Controls", "",
"Directions",
#ifdef JEWELS_SCROLLWHEEL
"or", "scroll",
#endif
"to", "move", "",
HK_SELECT, "to", "select", "",
HK_CANCEL, "to", "go", "to", "menu"
};
static struct style_text formation[]={
{ 0, TEXT_CENTER|TEXT_UNDERLINE },
{ 2, C_RED },
{ 42, C_RED },
{ -1, 0 }
};
#ifdef HAVE_LCD_COLOR
rb->lcd_set_background(LCD_BLACK);
rb->lcd_set_foreground(LCD_WHITE);
#endif
int button;
if (display_text(WORDS, help_text, formation, NULL))
return true;
do {
button = rb->button_get(true);
if (rb->default_event_handler (button) == SYS_USB_CONNECTED) {
return true;
}
} while( ( button == BUTTON_NONE )
|| ( button & (BUTTON_REL|BUTTON_REPEAT) ) );
rb->lcd_setfont(FONT_SYSFIXED);
return false;
}
static bool _ingame;
static int jewels_menu_cb(int action, const struct menu_item_ex *this_item)
{
int i = ((intptr_t)this_item);
if(action == ACTION_REQUEST_MENUITEM
&& !_ingame && (i==0 || i==6))
return ACTION_EXIT_MENUITEM;
return action;
}
/*****************************************************************************
* jewels_game_menu() shows the game menu.
******************************************************************************/
static int jewels_game_menu(struct game_context* bj, bool ingame)
{
rb->button_clear_queue();
int choice = 0;
_ingame = ingame;
static struct opt_items mode[] = {
{ "Normal", -1 },
{ "Puzzle", -1 },
};
MENUITEM_STRINGLIST (main_menu, "Jewels Menu", jewels_menu_cb,
"Resume Game",
"Start New Game",
"Mode",
"Help",
"High Scores",
"Playback Control",
"Quit without Saving",
"Quit");
while (1) {
switch (rb->do_menu(&main_menu, &choice, NULL, false)) {
case 0:
jewels_setcolors();
if(resume_file)
rb->remove(SAVE_FILE);
return 0;
case 1:
jewels_init(bj);
return 0;
case 2:
rb->set_option("Mode", &bj->tmp_type, INT, mode, 2, NULL);
break;
case 3:
if(jewels_help())
return 1;
break;
case 4:
highscore_show(NUM_SCORES, highest, NUM_SCORES, true);
break;
case 5:
playback_control(NULL);
break;
case 6:
return 1;
case 7:
if (ingame) {
rb->splash(HZ*1, "Saving game ...");
jewels_savegame(bj);
}
return 1;
case MENU_ATTACHED_USB:
return 1;
default:
break;
}
}
}
static int jewels_main(struct game_context* bj) {
int button;
int position;
bool selected = false;
bool no_movesavail;
int x=0, y=0;
bool loaded = jewels_loadgame(bj);
resume_file = loaded;
if (jewels_game_menu(bj, loaded)!=0)
return 0;
resume_file = false;
while(true) {
no_movesavail = false;
/* refresh the board */
jewels_drawboard(bj);
/* display the cursor */
if(selected) {
rb->lcd_set_drawmode(DRMODE_COMPLEMENT);
rb->lcd_fillrect(x*TILE_WIDTH, y*TILE_HEIGHT+YOFS,
TILE_WIDTH, TILE_HEIGHT);
rb->lcd_set_drawmode(DRMODE_SOLID);
} else {
rb->lcd_drawrect(x*TILE_WIDTH, y*TILE_HEIGHT+YOFS,
TILE_WIDTH, TILE_HEIGHT);
}
rb->lcd_update_rect(x*TILE_WIDTH, y*TILE_HEIGHT+YOFS,
TILE_WIDTH, TILE_HEIGHT);
/* handle game button presses */
rb->yield();
button = rb->button_get(true);
switch(button){
case JEWELS_LEFT: /* move cursor left */
case (JEWELS_LEFT|BUTTON_REPEAT):
if(selected) {
bj->score += jewels_swapjewels(bj, x, y, SWAP_LEFT);
selected = false;
if (!jewels_movesavail(bj)) no_movesavail = true;
} else {
x = (x+BJ_WIDTH-1)%BJ_WIDTH;
}
break;
case JEWELS_RIGHT: /* move cursor right */
case (JEWELS_RIGHT|BUTTON_REPEAT):
if(selected) {
bj->score += jewels_swapjewels(bj, x, y, SWAP_RIGHT);
selected = false;
if (!jewels_movesavail(bj)) no_movesavail = true;
} else {
x = (x+1)%BJ_WIDTH;
}
break;
case JEWELS_DOWN: /* move cursor down */
case (JEWELS_DOWN|BUTTON_REPEAT):
if(selected) {
bj->score += jewels_swapjewels(bj, x, y, SWAP_DOWN);
selected = false;
if (!jewels_movesavail(bj)) no_movesavail = true;
} else {
y = (y+1)%(BJ_HEIGHT-1);
}
break;
case JEWELS_UP: /* move cursor up */
case (JEWELS_UP|BUTTON_REPEAT):
if(selected) {
bj->score += jewels_swapjewels(bj, x, y, SWAP_UP);
selected = false;
if (!jewels_movesavail(bj)) no_movesavail = true;
} else {
y = (y+(BJ_HEIGHT-1)-1)%(BJ_HEIGHT-1);
}
break;
#ifdef JEWELS_SCROLLWHEEL
case JEWELS_PREV: /* scroll backwards */
case (JEWELS_PREV|BUTTON_REPEAT):
if(!selected) {
if(x == 0) {
y = (y+(BJ_HEIGHT-1)-1)%(BJ_HEIGHT-1);
}
x = (x+BJ_WIDTH-1)%BJ_WIDTH;
}
break;
case JEWELS_NEXT: /* scroll forwards */
case (JEWELS_NEXT|BUTTON_REPEAT):
if(!selected) {
if(x == BJ_WIDTH-1) {
y = (y+1)%(BJ_HEIGHT-1);
}
x = (x+1)%BJ_WIDTH;
}
break;
#endif
case JEWELS_SELECT: /* toggle selected */
selected = !selected;
break;
#ifdef JEWELS_RC_CANCEL
case JEWELS_RC_CANCEL:
#endif
case JEWELS_CANCEL: /* end game */
if (jewels_game_menu(bj, true)!=0)
return 0;
break;
default:
if (rb->default_event_handler (button) == SYS_USB_CONNECTED)
return PLUGIN_USB_CONNECTED;
break;
}
switch(bj->type) {
case GAME_TYPE_NORMAL:
if(bj->score >= LEVEL_PTS)
jewels_nextlevel(bj);
break;
case GAME_TYPE_PUZZLE:
if (jewels_puzzle_is_finished(bj)) {
if (bj->level < NUM_PUZZLE_LEVELS) {
jewels_nextlevel(bj);
} else {
rb->splash(2*HZ, "Congratulations!");
rb->splash(2*HZ, "You have finished the game!");
if (jewels_game_menu(bj, false)!=0) {
return 0;
}
}
break;
}
}
if (no_movesavail) {
switch(bj->type) {
case GAME_TYPE_NORMAL:
rb->splash(HZ*2, "Game Over!");
rb->lcd_clear_display();
bj->score += (bj->level-1)*LEVEL_PTS;
position=highscore_update(bj->score, bj->level, "",
highest, NUM_SCORES);
if (position == 0)
rb->splash(HZ*2, "New High Score");
if (position != -1)
highscore_show(position, highest, NUM_SCORES, true);
break;
case GAME_TYPE_PUZZLE:
rb->splash(2*HZ, "Game Over");
break;
}
if (jewels_game_menu(bj, false)!=0) {
return 0;
}
}
}
}
/* this is the plugin entry point */
enum plugin_status plugin_start(const void* parameter)
{
(void)parameter;
/* load high scores */
highscore_load(HIGH_SCORE,highest,NUM_SCORES);
rb->lcd_setfont(FONT_SYSFIXED);
#if LCD_DEPTH > 1
rb->lcd_set_backdrop(NULL);
#endif
struct game_context bj;
bj.tmp_type = GAME_TYPE_NORMAL;
jewels_main(&bj);
highscore_save(HIGH_SCORE,highest,NUM_SCORES);
rb->lcd_setfont(FONT_UI);
return PLUGIN_OK;
}
#endif /* HAVE_LCD_BITMAP */