e6955954ac
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@8975 a1c6a512-1295-4272-9138-f99709370657
291 lines
9.2 KiB
C
291 lines
9.2 KiB
C
/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id$
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*
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* Copyright (C) 2005 by Brandon Low
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*
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* All files in this archive are subject to the GNU General Public License.
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* See the file COPYING in the source tree root for full license agreement.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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/*****************************************************************************
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Dice by lostlogic
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use left and right to pick between sides and number of dice
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use up and down to select number of sides or number of dice
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use select or play to roll the dice
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use stop to exit
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*****************************************************************************/
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#include "plugin.h"
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#include "button.h"
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#include "lcd.h"
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#define SELECTIONS_SIZE 7
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#define SELECTIONS_ROW 4
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#define LINE_LENGTH 26
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#if (CONFIG_KEYPAD == RECORDER_PAD) || (CONFIG_KEYPAD == ONDIO_PAD)
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#define START_DICE_ROW 0
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#define ROWS 3
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#else
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#define START_DICE_ROW 7
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#define ROWS 2
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#endif
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#define MAX_DICE 12
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#define NUM_SIDE_CHOICES 8
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/* Values for selected */
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#define CHANGE_DICE 0
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#define CHANGE_SIDES 1
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#define EXIT 2
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#if CONFIG_KEYPAD == RECORDER_PAD
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#define DICE_BUTTON_UP BUTTON_UP
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#define DICE_BUTTON_DOWN BUTTON_DOWN
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#define DICE_BUTTON_LEFT BUTTON_LEFT
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#define DICE_BUTTON_RIGHT BUTTON_RIGHT
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#define DICE_BUTTON_OFF BUTTON_OFF
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#define DICE_BUTTON_ON BUTTON_ON
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#define DICE_BUTTON_SELECT BUTTON_PLAY
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#elif CONFIG_KEYPAD == ONDIO_PAD
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#define DICE_BUTTON_UP BUTTON_UP
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#define DICE_BUTTON_DOWN BUTTON_DOWN
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#define DICE_BUTTON_LEFT BUTTON_LEFT
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#define DICE_BUTTON_RIGHT BUTTON_RIGHT
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#define DICE_BUTTON_OFF BUTTON_OFF
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#define DICE_BUTTON_SELECT (BUTTON_MENU|BUTTON_REL)
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#define DICE_BUTTON_ON (BUTTON_MENU|BUTTON_OFF)
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#elif (CONFIG_KEYPAD == IRIVER_H100_PAD) || (CONFIG_KEYPAD == IRIVER_H300_PAD)
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#define DICE_BUTTON_UP BUTTON_UP
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#define DICE_BUTTON_DOWN BUTTON_DOWN
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#define DICE_BUTTON_OFF BUTTON_OFF
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#define DICE_BUTTON_ON BUTTON_ON
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#define DICE_BUTTON_SELECT BUTTON_SELECT
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#define DICE_BUTTON_LEFT BUTTON_LEFT
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#define DICE_BUTTON_RIGHT BUTTON_RIGHT
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#elif (CONFIG_KEYPAD == IPOD_4G_PAD) || (CONFIG_KEYPAD == IPOD_3G_PAD)
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#define DICE_BUTTON_UP BUTTON_SCROLL_FWD
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#define DICE_BUTTON_DOWN BUTTON_SCROLL_BACK
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#define DICE_BUTTON_OFF (BUTTON_PLAY|BUTTON_REPEAT)
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#define DICE_BUTTON_ON (BUTTON_SELECT|BUTTON_PLAY)
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#define DICE_BUTTON_SELECT BUTTON_SELECT
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#define DICE_BUTTON_LEFT BUTTON_LEFT
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#define DICE_BUTTON_RIGHT BUTTON_RIGHT
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#elif (CONFIG_KEYPAD == PLAYER_PAD)
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#define DICE_BUTTON_UP BUTTON_PLAY
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#define DICE_BUTTON_DOWN BUTTON_STOP
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#define DICE_BUTTON_LEFT BUTTON_LEFT
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#define DICE_BUTTON_RIGHT BUTTON_RIGHT
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#define DICE_BUTTON_SELECT BUTTON_ON
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#define DICE_BUTTON_ON (BUTTON_ON|BUTTON_REPEAT)
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#define DICE_BUTTON_OFF BUTTON_MENU
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#elif (CONFIG_KEYPAD == IAUDIO_X5_PAD)
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#define DICE_BUTTON_UP BUTTON_UP
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#define DICE_BUTTON_DOWN BUTTON_DOWN
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#define DICE_BUTTON_LEFT BUTTON_LEFT
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#define DICE_BUTTON_RIGHT BUTTON_RIGHT
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#define DICE_BUTTON_SELECT BUTTON_SELECT
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#define DICE_BUTTON_ON BUTTON_PLAY
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#define DICE_BUTTON_OFF BUTTON_POWER
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#elif (CONFIG_KEYPAD == GIGABEAT_PAD)
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#define DICE_BUTTON_UP BUTTON_UP
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#define DICE_BUTTON_DOWN BUTTON_DOWN
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#define DICE_BUTTON_LEFT BUTTON_LEFT
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#define DICE_BUTTON_RIGHT BUTTON_RIGHT
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#define DICE_BUTTON_SELECT BUTTON_SELECT
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#define DICE_BUTTON_ON BUTTON_POWER
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#define DICE_BUTTON_OFF BUTTON_A
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#else
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#error DICE: Unsupported keypad
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#endif
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PLUGIN_HEADER
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/* 0, 1, 2, 3, 4, 5, 6, 7 */
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static const int SIDES[] = { 3, 4, 6, 8, 10, 12, 20, 100 };
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static struct plugin_api* rb;
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static int roll_dice(int dice[], const int num_dice, const int side_index);
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static void print_dice(const int dice[], const int total);
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static void print_selections(const int selected,
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const int num_dice,
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const int side_index);
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static void print_help(void);
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/* plugin entry point */
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enum plugin_status plugin_start(struct plugin_api* api, void* parameter) {
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int side_index = 6;
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int num_dice = 1;
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int selected = CHANGE_DICE;
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/* plugin init */
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(void)parameter;
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rb = api;
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rb->lcd_clear_display();
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rb->srand(*rb->current_tick);
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/* end of plugin init */
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print_selections(selected, num_dice, side_index);
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print_help();
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while(selected!=EXIT) {
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switch(rb->button_get(true)) {
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case DICE_BUTTON_UP:
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if (selected==CHANGE_DICE) {
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num_dice%=MAX_DICE;
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num_dice++;
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} else if (selected==CHANGE_SIDES) {
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side_index++;
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side_index%=NUM_SIDE_CHOICES;
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}
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print_selections(selected, num_dice, side_index);
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break;
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case DICE_BUTTON_DOWN:
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if (selected==CHANGE_DICE) {
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num_dice--;
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if (num_dice==0) {
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num_dice=MAX_DICE;
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}
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} else if (selected==CHANGE_SIDES) {
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if (side_index==0) {
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side_index=NUM_SIDE_CHOICES;
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}
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side_index--;
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}
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print_selections(selected, num_dice, side_index);
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break;
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case DICE_BUTTON_LEFT:
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selected = CHANGE_DICE;
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print_selections(selected, num_dice, side_index);
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break;
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case DICE_BUTTON_RIGHT:
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selected = CHANGE_SIDES;
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print_selections(selected, num_dice, side_index);
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break;
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case DICE_BUTTON_ON:
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case DICE_BUTTON_SELECT:
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{
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int dice[MAX_DICE];
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int total = roll_dice(dice, num_dice, side_index);
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print_dice(dice, total);
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}
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break;
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case DICE_BUTTON_OFF:
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selected = EXIT;
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break;
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default:
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break;
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} /* switch */
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} /* while */
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return PLUGIN_OK;
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}
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/* Clears the dice array, rolls the dice and returns the sum */
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static int roll_dice(int dice[], const int num_dice, const int side_index) {
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int i;
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int total = 0;
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rb->memset((void*)dice,0,MAX_DICE*sizeof(int));
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for (i=0; i<num_dice; i++) {
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dice[i] = rb->rand()%SIDES[side_index] + 1;
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total+=dice[i];
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}
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return total;
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}
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#define min(x,y) (x<y?x:y)
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#define max(x,y) (x>y?x:y)
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/* Prints the dice, and the sum of the dice values */
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static void print_dice(const int dice[], const int total) {
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const int dice_per_row = MAX_DICE/ROWS + (MAX_DICE%ROWS?1:0);
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char showdice[LINE_LENGTH];
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int row;
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for (row=0; /*break;*/; row++) {
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const int start = row*dice_per_row;
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const int end = min(MAX_DICE,start+dice_per_row);
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char *pointer = showdice;
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int space = LINE_LENGTH;
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int i;
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rb->memset((void*)showdice,0,LINE_LENGTH*sizeof(char));
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for (i=start; i<end && dice[i]>0; i++) {
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int count = rb->snprintf(pointer,space," %3d",dice[i]);
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pointer = &pointer[count];
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space -= count;
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}
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if (i > start) {
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rb->lcd_puts(0,START_DICE_ROW+row,showdice);
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} else {
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row--;
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break;
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}
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if (i < end || end == MAX_DICE) break;
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}
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rb->lcd_puts(0,START_DICE_ROW+(++row)," ");
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if (total > 0) {
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rb->snprintf(showdice,LINE_LENGTH,"Total: %4d",total);
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rb->lcd_puts(1,START_DICE_ROW+(++row),showdice);
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}
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while (row < ROWS+2) {
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rb->lcd_puts(0,START_DICE_ROW+(++row)," ");
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}
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#ifdef HAVE_LCD_BITMAP
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rb->lcd_update();
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#endif
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}
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/* Print the current user input choices */
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static void print_selections(const int selected,
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const int num_dice,
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const int side_index) {
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char buffer[SELECTIONS_SIZE];
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rb->snprintf(
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buffer,SELECTIONS_SIZE,"%2dd%3d",num_dice,SIDES[side_index]);
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rb->lcd_puts(1,SELECTIONS_ROW,buffer);
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if (selected==CHANGE_DICE) {
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rb->lcd_puts(1,SELECTIONS_ROW+1,"--");
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} else if (selected==CHANGE_SIDES) {
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rb->lcd_puts(1,SELECTIONS_ROW+1," ---");
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}
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#ifdef HAVE_LCD_BITMAP
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rb->lcd_update();
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#endif
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}
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static void print_help() {
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rb->lcd_puts(1,START_DICE_ROW,"</> pick dice/sides");
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rb->lcd_puts(1,START_DICE_ROW+1,"+/- change");
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rb->lcd_puts(1,START_DICE_ROW+2,"on/select roll");
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rb->lcd_puts(1,START_DICE_ROW+3,"off exit");
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#ifdef HAVE_LCD_BITMAP
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rb->lcd_update();
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#endif
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}
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