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Merged Uwe Freese's bidirectional scrolling patch. Added configurable scroll step size and scroll start delay.

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@2974 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Björn Stenberg 2002-12-12 15:20:37 +00:00
parent 2950f6c1e7
commit a2e98c1cd9
8 changed files with 178 additions and 39 deletions
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20
apps/lang/english.lang
View file

@ -1176,3 +1176,23 @@ id: LANG_MP3BUFFER_MARGIN
desc: MP3 buffer margin time
eng: "Anti-skip buffer"
new:
id: LANG_BIDIR_SCROLL
desc: Bidirectional scroll limit
eng: "Bidirectional Scroll Limit"
new:
id: LANG_SCROLL_DELAY
desc: Delay before scrolling
eng: "Scroll Start Delay"
new:
id: LANG_SCROLL_STEP
desc: Pixels to advance per scroll
eng: "Scroll Step Size"
new:
id: LANG_SCROLL_STEP_EXAMPLE
desc: Pixels to advance per scroll
eng: "Scroll Step Size Setting Example Text"
new:

25
apps/settings.c
View file

@ -125,6 +125,9 @@ modified unless the header & checksum test fails.
Rest of config block, only saved to disk:
0xB5 scroll step in pixels
0xB6 scroll start and endpoint delay
0xB7 bidir scroll setting (bidi if 0-200% longer than screen width)
0xB8 (char[20]) WPS file
0xCC (char[20]) Lang file
0xE0 (char[20]) Font file
@ -363,6 +366,10 @@ int settings_save( void )
config_block[0x29]=(unsigned char)(global_settings.topruntime >> 8);
}
config_block[0xb5]=(unsigned char)global_settings.scroll_step;
config_block[0xb6]=(unsigned char)global_settings.scroll_delay;
config_block[0xb7]=(unsigned char)global_settings.bidir_limit;
strncpy(&config_block[0xb8], global_settings.wps_file, MAX_FILENAME);
strncpy(&config_block[0xcc], global_settings.lang_file, MAX_FILENAME);
strncpy(&config_block[0xe0], global_settings.font_file, MAX_FILENAME);
@ -481,7 +488,11 @@ void settings_apply(void)
}
else
font_reset();
lcd_bidir_scroll(global_settings.bidir_limit);
lcd_scroll_step(global_settings.scroll_step);
#endif
lcd_scroll_delay(global_settings.scroll_delay * (HZ/10));
if ( global_settings.lang_file[0] &&
global_settings.lang_file[0] != 0xff ) {
@ -489,6 +500,8 @@ void settings_apply(void)
global_settings.lang_file);
lang_load(buf);
}
}
/*
@ -633,6 +646,15 @@ void settings_load(void)
global_settings.topruntime =
config_block[0x28] | (config_block[0x29] << 8);
if (config_block[0xb5] != 0xff)
global_settings.scroll_step = config_block[0xb5];
if (config_block[0xb6] != 0xff)
global_settings.scroll_delay = config_block[0xb6];
if (config_block[0xb7] != 0xff)
global_settings.bidir_limit = config_block[0xb7];
memcpy(&global_settings.resume_first_index, &config_block[0xF4], 4);
memcpy(&global_settings.resume_seed, &config_block[0xF8], 4);
@ -818,6 +840,9 @@ void settings_reset(void) {
global_settings.volume_type = 0;
global_settings.battery_type = 0;
global_settings.scroll_speed = 8;
global_settings.bidir_limit = 50;
global_settings.scroll_delay = 500;
global_settings.scroll_step = 6;
global_settings.ff_rewind_min_step = DEFAULT_FF_REWIND_MIN_STEP;
global_settings.ff_rewind_accel = DEFAULT_FF_REWIND_ACCEL_SETTING;
global_settings.resume_index = -1;

4
apps/settings.h
View file

@ -134,6 +134,10 @@ struct user_settings
int runtime; /* current runtime since last charge */
int topruntime; /* top known runtime */
int bidir_limit; /* bidir scroll length limit */
int scroll_delay; /* delay (in 1/10s) before starting scroll */
int scroll_step; /* pixels to advance per update */
};
/* prototypes */

39
apps/settings_menu.c
View file

@ -399,10 +399,36 @@ static bool poweroff_idle_timer(void)
static bool scroll_speed(void)
{
return set_int(str(LANG_SCROLL), "", &global_settings.scroll_speed,
&lcd_scroll_speed, 1, 1, 30 );
return set_int(str(LANG_SCROLL), "Hz", &global_settings.scroll_speed,
&lcd_scroll_speed, 1, 1, 10 );
}
#ifdef HAVE_LCD_BITMAP
static bool scroll_step(void)
{
return set_int(str(LANG_SCROLL_STEP_EXAMPLE), "pixels",
&global_settings.scroll_step,
&lcd_scroll_step, 1, 1, LCD_WIDTH );
}
#endif
static bool scroll_delay(void)
{
int dummy = global_settings.scroll_delay * (HZ/10);
int rc = set_int(str(LANG_SCROLL_DELAY), "ms", &dummy,
&lcd_scroll_delay, 100, 0, 2500 );
global_settings.scroll_delay = dummy / (HZ/10);
return rc;
}
#ifdef HAVE_LCD_BITMAP
static bool bidir_limit(void)
{
return set_int(str(LANG_BIDIR_SCROLL), "%", &global_settings.bidir_limit,
&lcd_bidir_scroll, 25, 0, 200 );
}
#endif
#ifdef HAVE_CHARGE_CTRL
static bool deep_discharge(void)
{
@ -636,7 +662,14 @@ static bool display_settings_menu(void)
bool result;
struct menu_items items[] = {
{ str(LANG_SCROLL_MENU), scroll_speed },
{ str(LANG_SCROLL_MENU), scroll_speed },
#ifdef HAVE_LCD_BITMAP
{ str(LANG_SCROLL_STEP), scroll_step },
#endif
{ str(LANG_SCROLL_DELAY), scroll_delay },
#ifdef HAVE_LCD_BITMAP
{ str(LANG_BIDIR_SCROLL), bidir_limit },
#endif
{ str(LANG_BACKLIGHT), backlight_timer },
{ str(LANG_BACKLIGHT_ON_WHEN_CHARGING), backlight_on_when_charging },
{ str(LANG_CONTRAST), contrast },

11
firmware/drivers/lcd-player.c
View file

@ -69,6 +69,7 @@ static void scroll_thread(void);
static char scroll_stack[DEFAULT_STACK_SIZE];
static char scroll_name[] = "scroll";
static char scroll_speed = 8; /* updates per second */
static char scroll_delay = HZ/2; /* delay before starting scroll */
static char scroll_spacing = 3; /* spaces between end and start of text */
static long scroll_start_tick;
@ -282,7 +283,7 @@ void lcd_puts_scroll(int x, int y, unsigned char* string )
struct scrollinfo* s;
int index;
scroll_start_tick = current_tick + HZ/2;
scroll_start_tick = current_tick + scroll_delay;
/* search for the next free entry */
for (index = 0; index < SCROLLABLE_LINES; index++) {
@ -381,7 +382,7 @@ void lcd_scroll_resume(void)
struct scrollinfo* s;
int index;
scroll_start_tick = current_tick + HZ/2;
scroll_start_tick = current_tick + scroll_delay;
for ( index = 0; index < SCROLLABLE_LINES; index++ ) {
s = &scroll[index];
@ -396,7 +397,7 @@ void lcd_scroll_resume_line(int line)
struct scrollinfo* s;
int index;
scroll_start_tick = current_tick + HZ/2;
scroll_start_tick = current_tick + scroll_delay;
for ( index = 0; index < SCROLLABLE_LINES; index++ ) {
s = &scroll[index];
@ -412,6 +413,10 @@ void lcd_scroll_speed(int speed)
scroll_speed = speed;
}
void lcd_scroll_delay(int ms)
{
scroll_delay = ms / (HZ / 10);
}
static void scroll_thread(void)
{
struct scrollinfo* s;

103
firmware/drivers/lcd-recorder.c
View file

@ -84,14 +84,18 @@ struct scrollinfo {
int offset;
int startx;
int starty;
bool backward; /* scroll presently forward or backward? */
bool bidir;
long start_tick;
};
static void scroll_thread(void);
static char scroll_stack[DEFAULT_STACK_SIZE];
static char scroll_name[] = "scroll";
static char scroll_speed = 8; /* updates per second */
static int scroll_delay = HZ/2; /* ticks delay before start */
static char scroll_step = 6; /* pixels per scroll step */
static long scroll_start_tick;
static int bidir_limit = 50; /* percent */
static struct scrollinfo scroll[SCROLLABLE_LINES];
static int xmargin = 0;
static int ymargin = 0;
@ -669,8 +673,6 @@ void lcd_puts_scroll(int x, int y, unsigned char* string)
int w, h;
int index;
scroll_start_tick = current_tick + HZ/2;
/* search for the next free entry */
for (index = 0; index < SCROLLABLE_LINES; index++) {
s = &scroll[index];
@ -678,6 +680,7 @@ void lcd_puts_scroll(int x, int y, unsigned char* string)
break;
}
}
s->start_tick = current_tick + scroll_delay;
lcd_puts(x,y,string);
lcd_getstringsize(string, &w, &h);
@ -688,10 +691,24 @@ void lcd_puts_scroll(int x, int y, unsigned char* string)
memset(s->line, 0, sizeof s->line);
strcpy(s->line, string);
strcat(s->line, " ");
/* get new width incl. spaces */
/* get width */
s->width = lcd_getstringsize(s->line, &w, &h);
/* scroll bidirectional or forward only depending on the string width */
if ( bidir_limit ) {
s->bidir = s->width < (LCD_WIDTH - xmargin) *
(100 + bidir_limit) / 100;
}
else
s->bidir = false;
if (!s->bidir) { /* add spaces if scrolling in the round */
strcat(s->line, " ");
/* get new width incl. spaces */
s->width = lcd_getstringsize(s->line, &w, &h);
}
for (end = s->line; *end; end++);
strncpy(end, string, LCD_WIDTH/2);
@ -700,6 +717,7 @@ void lcd_puts_scroll(int x, int y, unsigned char* string)
s->offset = 0;
s->startx = x;
s->starty = y;
s->backward = false;
}
}
@ -786,8 +804,6 @@ void lcd_scroll_resume(void)
struct scrollinfo* s;
int index;
scroll_start_tick = current_tick + HZ/2;
for ( index = 0; index < SCROLLABLE_LINES; index++ ) {
s = &scroll[index];
if ( s->mode == SCROLL_MODE_PAUSE ) {
@ -801,8 +817,6 @@ void lcd_scroll_resume_line(int line)
struct scrollinfo* s;
int index;
scroll_start_tick = current_tick + HZ/2;
for ( index = 0; index < SCROLLABLE_LINES; index++ ) {
s = &scroll[index];
if ( s->startx == line &&
@ -814,9 +828,23 @@ void lcd_scroll_resume_line(int line)
void lcd_scroll_speed(int speed)
{
scroll_step = speed;
scroll_speed = speed;
}
void lcd_scroll_step(int step)
{
scroll_step = step;
}
void lcd_scroll_delay(int ms)
{
scroll_delay = ms / (HZ / 10);
}
void lcd_bidir_scroll(int percent)
{
bidir_limit = percent;
}
static void scroll_thread(void)
{
struct scrollinfo* s;
@ -829,31 +857,50 @@ static void scroll_thread(void)
scroll[index].mode = SCROLL_MODE_OFF;
}
scroll_start_tick = current_tick;
while ( 1 ) {
for ( index = 0; index < SCROLLABLE_LINES; index++ ) {
s = &scroll[index];
/* wait 0.5s before starting scroll */
if ( TIME_AFTER(current_tick, scroll_start_tick) ) {
/* really scroll? */
if ( s->mode != SCROLL_MODE_RUN )
continue;
for ( index = 0; index < SCROLLABLE_LINES; index++ ) {
s = &scroll[index];
if ( s->mode == SCROLL_MODE_RUN ) {
/* check pause */
if (TIME_BEFORE(current_tick, s->start_tick))
continue;
s->offset += scroll_step;
if (s->backward)
s->offset -= scroll_step;
else
s->offset += scroll_step;
if (s->offset >= s->width)
s->offset %= s->width;
lcd_getstringsize(s->line, &w, &h);
xpos = xmargin + s->startx * w / s->len;
ypos = ymargin + s->starty * h;
lcd_clearrect(xpos, ypos, LCD_WIDTH - xmargin, h);
lcd_putsxyofs(xpos, ypos, s->offset, s->line);
lcd_update_rect(xpos, ypos, LCD_WIDTH - xmargin, h);
if (s->bidir) { /* scroll bidirectional */
if (s->offset <= 0) {
/* at beginning of line */
s->offset = 0;
s->backward = false;
s->start_tick = current_tick + scroll_delay * 2;
}
if (s->offset >= s->width - (LCD_WIDTH - xmargin)) {
/* at end of line */
s->offset = s->width - (LCD_WIDTH - xmargin);
s->backward = true;
s->start_tick = current_tick + scroll_delay * 2;
}
}
else {
/* scroll forward the whole time */
if (s->offset >= s->width)
s->offset %= s->width;
}
lcd_getstringsize(s->line, &w, &h);
xpos = xmargin + s->startx * w / s->len;
ypos = ymargin + s->starty * h;
lcd_clearrect(xpos, ypos, LCD_WIDTH - xmargin, h);
lcd_putsxyofs(xpos, ypos, s->offset, s->line);
lcd_update_rect(xpos, ypos, LCD_WIDTH - xmargin, h);
}
sleep(HZ/scroll_speed);

4
firmware/drivers/lcd.h
View file

@ -39,6 +39,7 @@ extern void lcd_icon(int icon, bool enable);
extern void lcd_stop_scroll(void);
extern void lcd_stop_scroll_line(int line);
extern void lcd_scroll_speed( int speed );
extern void lcd_scroll_delay( int ms );
extern void lcd_set_contrast(int val);
extern void lcd_write( bool command, int byte );
@ -121,9 +122,12 @@ extern void lcd_clearpixel(int x, int y);
extern void lcd_invertpixel(int x, int y);
extern void lcd_roll(int pixels);
extern void lcd_bidir_scroll(int threshold);
extern void lcd_scroll_step(int pixels);
extern void lcd_setfont(int font);
extern void lcd_putsxy(int x, int y, unsigned char *string);
extern int lcd_getstringsize(unsigned char *str, int *w, int *h);
extern int lcd_getstringsize(unsigned char *str, int *w, int *h);
#endif /* CHARCELLS / BITMAP */

11
firmware/id3.c
View file

@ -255,17 +255,17 @@ static void setid3v2title(int fd, struct mp3entry *entry)
version = header[3];
switch ( version ) {
case 2:
entry->id3version = ID3_VER_2_2;
version = ID3_VER_2_2;
minframesize = 8;
break;
case 3:
entry->id3version = ID3_VER_2_3;
version = ID3_VER_2_3;
minframesize = 12;
break;
case 4:
entry->id3version = ID3_VER_2_4;
version = ID3_VER_2_4;
minframesize = 12;
break;
@ -273,6 +273,7 @@ static void setid3v2title(int fd, struct mp3entry *entry)
/* unsupported id3 version */
return;
}
entry->id3version = version;
/*
* We must have at least minframesize bytes left for the
@ -280,13 +281,13 @@ static void setid3v2title(int fd, struct mp3entry *entry)
*/
while(size > minframesize) {
/* Read frame header and check length */
if(version > 2) {
if(version >= ID3_VER_2_3) {
if(10 != read(fd, header, 10))
return;
/* Adjust for the 10 bytes we read */
size -= 10;
if (version > 3) {
if (version >= ID3_VER_2_4) {
framelen = UNSYNC(header[4], header[5],
header[6], header[7]);
} else {