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use lib display text to display help messages (FS#10099).

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@21861 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Teruaki Kawashima 2009-07-14 13:03:17 +00:00
parent e37f9f1691
commit c72b23ad2e
9 changed files with 407 additions and 744 deletions
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176
apps/plugins/pegbox.c
View file

@ -19,6 +19,7 @@
*
****************************************************************************/
#include "plugin.h"
#include "lib/display_text.h"
#include "pluginbitmaps/pegbox_header.h"
#include "pluginbitmaps/pegbox_pieces.h"
@ -719,111 +720,6 @@ char levels[NUM_LEVELS][ROWS][COLS] = {
};
/*****************************************************************************
* display_text() formats and outputs text.
******************************************************************************/
static void display_text(char *str, bool waitkey)
{
int chars_by_line;
int lines_by_screen;
int chars_for_line;
int current_line = 0;
int char_width, char_height;
int first_char_index = 0;
char *ptr_char;
char *ptr_line;
int i;
char line[255];
int key;
bool go_on;
rb->lcd_clear_display();
rb->lcd_getstringsize("a", &char_width, &char_height);
chars_by_line = LCD_WIDTH / char_width;
lines_by_screen = LCD_HEIGHT / char_height;
do
{
ptr_char = str + first_char_index;
chars_for_line = 0;
i = 0;
ptr_line = line;
while (i < chars_by_line)
{
switch (*ptr_char)
{
case '\t':
case ' ':
*(ptr_line++) = ' ';
case '\n':
case '\0':
chars_for_line = i;
break;
default:
*(ptr_line++) = *ptr_char;
}
if (*ptr_char == '\n' || *ptr_char == '\0')
break;
ptr_char++;
i++;
}
if (chars_for_line == 0)
chars_for_line = i;
line[chars_for_line] = '\0';
/* test if we have cut a word. If it is the case we don't have to */
/* skip the space */
if (i == chars_by_line && chars_for_line == chars_by_line)
first_char_index += chars_for_line;
else
first_char_index += chars_for_line + 1;
/* print the line on the screen */
rb->lcd_putsxy(0, current_line * char_height, line);
/* if the number of line showed on the screen is equals to the */
/* maximum number of line we can show, we wait for a key pressed to */
/* clear and show the remaining text. */
current_line++;
if (current_line == lines_by_screen || *ptr_char == '\0')
{
current_line = 0;
rb->lcd_update();
go_on = false;
while (waitkey && !go_on)
{
key = rb->button_get(true);
switch (key)
{
#ifdef HAVE_TOUCHSCREEN
case BUTTON_TOUCHSCREEN:
#endif
case PEGBOX_QUIT:
case PEGBOX_LEFT:
case PEGBOX_DOWN:
go_on = true;
break;
default:
/*if (rb->default_event_handler(key) == SYS_USB_CONNECTED)
{
usb_detected = true;
go_on = true;
break;
}*/
break;
}
}
rb->lcd_clear_display();
}
} while (*ptr_char != '\0');
}
/*****************************************************************************
* draw_board() draws the game's current level.
******************************************************************************/
@ -1127,6 +1023,48 @@ static void pegbox_callback(void* param) {
pegbox_savedata(pb);
}
/***********************************************************************
* pegbox_help() display help text
************************************************************************/
static bool pegbox_help(void)
{
int button;
#define WORDS (sizeof help_text / sizeof (char*))
static char* help_text[] = {
"Pegbox", "", "Aim", "",
"To", "beat", "each", "level,", "you", "must", "destroy", "all", "of",
"the", "pegs.", "If", "two", "like", "pegs", "are", "pushed", "into",
"each", "other,", "they", "disappear", "except", "for", "triangles",
"which", "form", "a", "solid", "block", "and", "crosses", "which",
"allow", "you", "to", "choose", "a", "replacement", "block.", "", "",
"Controls", "",
RESTART_TEXT, "to", "restart", "level", "",
LVL_UP_TEXT, "to", "go", "up", "a", "level", "",
LVL_DOWN_TEXT, "to", "go", "down", "a", "level", "",
SAVE_TEXT, "to", "select/save", "",
QUIT_TEXT, "to", "quit"
};
static struct style_text formation[]={
{ 0, TEXT_CENTER|TEXT_UNDERLINE },
{ 2, C_RED },
{ 46, C_RED },
{ -1, 0 }
};
rb->lcd_setfont(FONT_UI);
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;
}
/*****************************************************************************
* pegbox_menu() is the initial menu at the start of the game.
******************************************************************************/
@ -1251,28 +1189,12 @@ static unsigned int pegbox_menu(struct game_context* pb) {
pb->save_exist = false;
}
breakout = true;
}
}
else if (loc == 2)
display_text("How to Play\nTo beat each level, you must "
"destroy all of the pegs. If two like pegs are "
"pushed into each other they disappear except "
"for triangles which form a solid block and "
"crosses which allow you to choose a "
"replacement block.\n\n"
"Controls\n"
#if LCD_HEIGHT > 64
RESTART_TEXT " to restart level\n"
LVL_UP_TEXT " to go up a level\n"
LVL_DOWN_TEXT " to go down a level\n"
SAVE_TEXT " to select/save\n"
QUIT_TEXT " to quit\n",true);
#else
RESTART_TEXT ": restart\n"
LVL_UP_TEXT ": level up\n"
LVL_DOWN_TEXT " level down\n"
SAVE_TEXT " select/save\n"
QUIT_TEXT " quit\n",true);
#endif
{
if(pegbox_help())
return PB_USB;
}
else if (loc == 3)
return PB_QUIT;
break;
@ -1462,7 +1384,7 @@ enum plugin_status plugin_start(const void* parameter) {
rb->lcd_setfont(FONT_SYSFIXED);
#if LCD_DEPTH > 1
rb->lcd_set_backdrop(NULL);
#endif
#endif
#ifdef HAVE_LCD_COLOR
rb->lcd_set_foreground(LCD_WHITE);
rb->lcd_set_background(BG_COLOR);