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Horizontal scrolling patch by Shachar Liberman

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@8412 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Tomas Salfischberger 2006-01-22 01:42:05 +00:00
parent ee6a95a7d1
commit 7fa39df427
13 changed files with 347 additions and 46 deletions
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127
apps/gui/list.c
View file

@ -37,7 +37,8 @@
#define SCROLL_LIMIT 2
#endif
static int offset_step = 15;
static bool offset_outof_view = false;
void gui_list_init(struct gui_list * gui_list,
list_get_name callback_get_item_name,
@ -53,6 +54,7 @@ void gui_list_init(struct gui_list * gui_list,
gui_list->limit_scroll = false;
gui_list->data=data;
gui_list->cursor_flash_state=false;
gui_list->offsetval = 0;
}
void gui_list_set_display(struct gui_list * gui_list, struct screen * display)
@ -179,14 +181,47 @@ void gui_list_draw(struct gui_list * gui_list)
entry_name = gui_list->callback_get_item_name(current_item,
gui_list->data,
entry_buffer);
if(current_item == gui_list->selected_item)
{
/* The selected item must be displayed scrolling */
#ifdef HAVE_LCD_BITMAP
if (global_settings.invert_cursor)/* Display inverted-line-style*/
display->puts_scroll_style(0, i, entry_name, STYLE_INVERT);
/* position the string at the right offset place */
int item_offset;
int str_width,h;
display->getstringsize(entry_name, &str_width, &h);
if (offset_outof_view)
item_offset = gui_list->offsetval;
else
/* if text is smaller then view */
if (str_width <= display->width - text_pos)
item_offset = 0;
else
/* if text got out of view */
if (gui_list->offsetval > str_width - (display->width - text_pos))
item_offset = str_width - (display->width - text_pos);
else
display->puts_scroll(0, i, entry_name);
item_offset = gui_list->offsetval;
#endif
if(current_item == gui_list->selected_item) {
/* The selected item must be displayed scrolling */
#ifdef HAVE_LCD_BITMAP
if (global_settings.invert_cursor) /* Display inverted-line-style*/
/* if text got out of view */
if (item_offset > str_width - (display->width - text_pos))
/* don't scroll */
display->puts_style_offset(0, i, entry_name, STYLE_INVERT,item_offset);
else
display->puts_scroll_style_offset(0, i, entry_name, STYLE_INVERT,item_offset);
else /* if (global_settings.invert_cursor) */
if (item_offset > str_width - (display->width - text_pos))
display->puts_offset(0, i, entry_name,item_offset);
else
display->puts_scroll_offset(0, i, entry_name,item_offset);
#else
display->puts_scroll(text_pos, i, entry_name);
#endif
@ -197,7 +232,7 @@ void gui_list_draw(struct gui_list * gui_list)
else
{/* normal item */
#ifdef HAVE_LCD_BITMAP
display->puts(0, i, entry_name);
display->puts_offset(0, i, entry_name,item_offset);
#else
display->puts(text_pos, i, entry_name);
#endif
@ -229,6 +264,40 @@ void gui_list_draw(struct gui_list * gui_list)
gui_textarea_update(display);
}
#ifdef HAVE_LCD_BITMAP
void gui_list_screen_scroll_step(int ofs)
{
offset_step = ofs;
}
void gui_list_screen_scroll_out_of_view(bool enable)
{
if (enable)
offset_outof_view = true;
else
offset_outof_view = false;
}
void gui_list_offset_right(struct gui_list * gui_list)
{
/* there should be a callback to find out what's the longest item on the list,
* and then, by finding out the width with get_stringsize, we would stop the
* list from scrolling at that point */
gui_list->offsetval+=offset_step;
if (gui_list->offsetval > 1000)
gui_list->offsetval = 1000;
}
void gui_list_offset_left(struct gui_list * gui_list)
{
gui_list->offsetval-=offset_step;
if (gui_list->offsetval < 0)
gui_list->offsetval = 0;
}
#endif /* HAVE_LCD_BITMAP */
void gui_list_select_item(struct gui_list * gui_list, int item_number)
{
if( item_number > gui_list->nb_items-1 || item_number < 0 )
@ -384,6 +453,7 @@ void gui_synclist_set_nb_items(struct gui_synclist * lists, int nb_items)
FOR_NB_SCREENS(i)
{
gui_list_set_nb_items(&(lists->gui_list[i]), nb_items);
lists->gui_list[i].offsetval = 0;
}
}
void gui_synclist_set_icon_callback(struct gui_synclist * lists, list_get_icon icon_callback)
@ -432,6 +502,22 @@ void gui_synclist_select_next_page(struct gui_synclist * lists,
screens[screen].nb_lines);
}
#ifdef HAVE_LCD_BITMAP
void gui_synclist_offset_right(struct gui_synclist * lists)
{
int i;
FOR_NB_SCREENS(i)
gui_list_offset_right(&(lists->gui_list[i]));
}
void gui_synclist_offset_left(struct gui_synclist * lists)
{
int i;
FOR_NB_SCREENS(i)
gui_list_offset_left(&(lists->gui_list[i]));
}
#endif /* HAVE_LCD_BITMAP */
void gui_synclist_select_previous_page(struct gui_synclist * lists,
enum screen_type screen)
{
@ -502,6 +588,31 @@ unsigned gui_synclist_do_button(struct gui_synclist * lists, unsigned button)
gui_synclist_select_next(lists);
gui_synclist_draw(lists);
return LIST_NEXT;
#ifdef LIST_PGRIGHT
case LIST_PGRIGHT:
case LIST_PGRIGHT | BUTTON_REPEAT:
#ifdef LIST_RC_PGRIGHT
case LIST_RC_PGRIGHT:
case LIST_RC_PGRIGHT | BUTTON_REPEAT:
#endif
gui_synclist_offset_right(lists);
gui_synclist_draw(lists);
return true;
#endif
#ifdef LIST_PGLEFT
case LIST_PGLEFT:
case LIST_PGLEFT | BUTTON_REPEAT:
#ifdef LIST_RC_PGLEFT
case LIST_RC_PGLEFT:
case LIST_RC_PGLEFT | BUTTON_REPEAT:
#endif
gui_synclist_offset_left(lists);
gui_synclist_draw(lists);
return true;
#endif
/* for pgup / pgdown, we are obliged to have a different behaviour depending on the screen
* for which the user pressed the key since for example, remote and main screen doesn't
* have the same number of lines*/

37
apps/gui/list.h
View file

@ -33,12 +33,16 @@
#define LIST_PREV BUTTON_UP
#define LIST_PGUP (BUTTON_ON | BUTTON_UP)
#define LIST_PGDN (BUTTON_ON | BUTTON_DOWN)
#define LIST_PGRIGHT (BUTTON_ON | BUTTON_RIGHT)
#define LIST_PGLEFT (BUTTON_ON | BUTTON_LEFT)
#ifdef CONFIG_REMOTE_KEYPAD
#define LIST_RC_NEXT BUTTON_RC_FF
#define LIST_RC_PREV BUTTON_RC_REW
#define LIST_RC_PGUP BUTTON_RC_SOURCE
#define LIST_RC_PGDN BUTTON_RC_BITRATE
#define LIST_RC_PGRIGHT (BUTTON_RC_VOL_UP)
#define LIST_RC_PGLEFT (BUTTON_RC_VOL_DOWN)
#endif /* CONFIG_REMOTE_KEYPAD */
#elif CONFIG_KEYPAD == RECORDER_PAD
@ -46,6 +50,8 @@
#define LIST_PREV BUTTON_UP
#define LIST_PGUP (BUTTON_ON | BUTTON_UP)
#define LIST_PGDN (BUTTON_ON | BUTTON_DOWN)
#define LIST_PGRIGHT (BUTTON_ON | BUTTON_RIGHT)
#define LIST_PGLEFT (BUTTON_ON | BUTTON_LEFT)
#ifdef CONFIG_REMOTE_KEYPAD
#define LIST_RC_NEXT BUTTON_RC_RIGHT
@ -64,6 +70,8 @@
#elif CONFIG_KEYPAD == ONDIO_PAD
#define LIST_NEXT BUTTON_DOWN
#define LIST_PREV BUTTON_UP
#define LIST_PGRIGHT (BUTTON_MENU | BUTTON_RIGHT)
#define LIST_PGLEFT (BUTTON_MENU | BUTTON_LEFT)
#elif (CONFIG_KEYPAD == IPOD_4G_PAD)
#define LIST_NEXT BUTTON_SCROLL_FWD
@ -78,6 +86,8 @@
#define LIST_PREV BUTTON_UP
#define LIST_PGUP (BUTTON_ON | BUTTON_UP)
#define LIST_PGDN (BUTTON_ON | BUTTON_DOWN)
#define LIST_PGRIGHT (BUTTON_ON | BUTTON_RIGHT)
#define LIST_PGLEFT (BUTTON_ON | BUTTON_LEFT)
#elif CONFIG_KEYPAD == IAUDIO_X5_PAD
#define LIST_NEXT BUTTON_DOWN
@ -116,12 +126,14 @@ typedef void list_get_icon(int selected_item,
* a buffer when it's not necessary)
* Returns a pointer to a string that contains the text to display
*/
typedef char * list_get_name(int selected_item,
void * data,
char *buffer);
struct gui_list
{
int offsetval; /* value of screen offset */
int nb_items;
int selected_item;
bool cursor_flash_state;
@ -222,6 +234,13 @@ extern void gui_list_draw(struct gui_list * gui_list);
* (Item 0 gets selected if the end of the list is reached)
* - gui_list : the list structure
*/
extern void gui_list_screen_scroll_step(int ofs);
/* parse global setting to static int */
extern void gui_list_screen_scroll_out_of_view(bool enable);
/* parse global setting to static bool */
extern void gui_list_select_next(struct gui_list * gui_list);
/*
@ -236,6 +255,22 @@ extern void gui_list_select_previous(struct gui_list * gui_list);
* - gui_list : the list structure
* - nb_lines : the number of lines to try to move the cursor
*/
extern void gui_list_offset_right(struct gui_list * gui_list);
/*
* Makes all the item in the list scroll by one step to the right.
* Should stop increasing the value when reaching the widest item value
* in the list.
*/
extern void gui_list_offset_left(struct gui_list * gui_list);
/*
* Makes all the item in the list scroll by one step to the left.
* stops at starting position.
*/
extern void gui_list_select_next_page(struct gui_list * gui_list,
int nb_lines);
@ -312,6 +347,8 @@ extern void gui_synclist_select_item(struct gui_synclist * lists,
int item_number);
extern void gui_synclist_select_next(struct gui_synclist * lists);
extern void gui_synclist_select_previous(struct gui_synclist * lists);
extern void gui_synclist_offset_right(struct gui_synclist * lists);
extern void gui_synclist_offset_left(struct gui_synclist * lists);
extern void gui_synclist_select_next_page(struct gui_synclist * lists,
enum screen_type screen);
extern void gui_synclist_select_previous_page(struct gui_synclist * lists,

11
apps/lang/english.lang
View file

@ -3557,3 +3557,14 @@ eng: "Brightness"
voice: "Brightness"
new:
id: LANG_SCREEN_SCROLL_VIEW
desc: should lines scroll out of the screen
eng: "Screen Scrolls Out Of View"
voice: "Screen Scrolls Out Of View"
new:
id: LANG_SCREEN_SCROLL_STEP
desc: Pixels to advance per Screen scroll
eng: "Screen Scroll Step Size"
voice: "Screen Scroll Step Size"
new:

19
apps/screen_access.c
View file

@ -66,10 +66,16 @@ void screen_init(struct screen * screen, enum screen_type screen_type)
screen->scroll_speed=&lcd_remote_scroll_speed;
screen->scroll_delay=&lcd_remote_scroll_delay;
screen->scroll_step=&lcd_remote_scroll_step;
screen->puts_scroll_style=&lcd_remote_puts_scroll_style;
screen->invertscroll=&lcd_remote_invertscroll;
#endif /* LCD_REMOTE_DEPTH > 1 */
screen->puts_scroll_style=&lcd_remote_puts_scroll_style;
screen->puts_scroll_offset=&lcd_remote_puts_scroll_offset;
screen->puts_scroll_style_offset=&lcd_remote_puts_scroll_style_offset;
screen->puts_offset=&lcd_remote_puts_offset;
screen->puts_style=&lcd_remote_puts_style;
screen->puts_style_offset=&lcd_remote_puts_style_offset;
#endif /* LCD_REMOTE_DEPTH > 1 */
#if 0 /* no charcell remote LCDs so far */
screen->width=11;
screen->height=2;
@ -93,6 +99,7 @@ void screen_init(struct screen * screen, enum screen_type screen_type)
screen->backlight_on=&remote_backlight_on;
screen->backlight_off=&remote_backlight_off;
break;
#endif /* HAVE_REMOTE_LCD */
case SCREEN_MAIN:
@ -128,8 +135,14 @@ void screen_init(struct screen * screen, enum screen_type screen_type)
screen->scroll_speed=&lcd_scroll_speed;
screen->scroll_delay=&lcd_scroll_delay;
screen->scroll_step=&lcd_scroll_step;
screen->puts_scroll_style=&lcd_puts_scroll_style;
screen->invertscroll=&lcd_invertscroll;
screen->puts_scroll_offset=&lcd_puts_scroll_offset;
screen->puts_scroll_style_offset=&lcd_puts_scroll_style_offset;
screen->puts_offset=&lcd_puts_offset;
screen->puts_style_offset=&lcd_puts_style_offset;
screen->puts_style=&lcd_puts_style;
#endif /* HAVE_LCD_BITMAP */
#ifdef HAVE_LCD_CHARCELLS

19
apps/screen_access.h
View file

@ -69,10 +69,23 @@ struct screen
void (*setfont)(int newfont);
int (*getstringsize)(const unsigned char *str, int *w, int *h);
void (*putsxy)(int x, int y, const unsigned char *str);
void (*scroll_step)(int pixels);
void (*puts_scroll_style)(int x, int y,
const unsigned char *string, int style);
void (*puts_scroll_style)(int x, int y, const unsigned char *string,
int style);
void (*puts_scroll_offset)(int x, int y, const unsigned char *string,
int offset);
void (*puts_scroll_style_offset)(int x, int y, const unsigned char *string,
int style, int offset);
void (*puts_offset)(int x, int y, const unsigned char *str, int offset);
void (*puts_style)(int x, int y, const unsigned char *string, int style);
void (*puts_style_offset)(int x, int y, const unsigned char *str,
int style, int offset);
void (*mono_bitmap)(const unsigned char *src,
int x, int y, int width, int height);
void (*set_drawmode)(int mode);

12
apps/settings.c
View file

@ -71,6 +71,7 @@
#include "select.h"
#include "statusbar.h"
#include "splash.h"
#include "list.h"
#if CONFIG_CODEC == MAS3507D
void dac_line_in(bool enable);
@ -492,6 +493,15 @@ static const struct bit_entry hd_bits[] =
{4, S_O(brightness), 9, "brightness", NULL },
#endif
#ifdef HAVE_LCD_BITMAP
{1, S_O(offset_out_of_view), false, "Screen Scrolls Out Of View", off_on },
#if LCD_WIDTH > 127
{8, S_O(screen_scroll_step), 16, "screen scroll step", NULL }, /* 1...160 */
#else
{7, S_O(screen_scroll_step), 16, "screen scroll step", NULL }, /* 1...112 */
#endif
#endif /* HAVE_LCD_BITMAP */
/* If values are just added to the end, no need to bump the version. */
/* new stuff to be added at the end */
@ -957,6 +967,8 @@ void settings_apply(void)
font_reset();
lcd_scroll_step(global_settings.scroll_step);
gui_list_screen_scroll_step(global_settings.screen_scroll_step);
gui_list_screen_scroll_out_of_view(global_settings.offset_out_of_view);
#else
lcd_jump_scroll(global_settings.jump_scroll);
lcd_jump_scroll_delay(global_settings.jump_scroll_delay * (HZ/10));

2
apps/settings.h
View file

@ -319,6 +319,8 @@ struct user_settings
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 */
bool offset_out_of_view; /* should lines scroll out of the screen */
int screen_scroll_step; /* pixels to advance screen view*/
/* auto bookmark settings */
int autoloadbookmark; /* auto load option: 0=off, 1=ask, 2=on */

32
apps/settings_menu.c
View file

@ -53,6 +53,7 @@
#include "rbunicode.h"
#include "splash.h"
#include "yesno.h"
#include "list.h"
#ifdef HAVE_LCD_BITMAP
#include "peakmeter.h"
@ -747,7 +748,6 @@ static bool scroll_speed(void)
&lcd_scroll_speed, 1, 0, 15, NULL );
}
static bool scroll_delay(void)
{
int dummy = global_settings.scroll_delay * (HZ/10);
@ -759,6 +759,20 @@ static bool scroll_delay(void)
}
#ifdef HAVE_LCD_BITMAP
static bool screen_scroll(void)
{
bool rc = set_bool( str(LANG_SCREEN_SCROLL_VIEW), &global_settings.offset_out_of_view);
gui_list_screen_scroll_out_of_view(global_settings.offset_out_of_view);
return rc;
}
static bool screen_scroll_step(void)
{
return set_int(str(LANG_SCREEN_SCROLL_STEP), "pixels", UNIT_PIXEL,
&global_settings.screen_scroll_step,
&gui_list_screen_scroll_step, 1, 1, LCD_WIDTH, NULL );
}
static bool scroll_step(void)
{
return set_int(str(LANG_SCROLL_STEP_EXAMPLE), "pixels", UNIT_PIXEL,
@ -1500,15 +1514,19 @@ static bool scroll_settings_menu(void)
bool result;
static const struct menu_item items[] = {
{ ID2P(LANG_SCROLL_SPEED), scroll_speed },
{ ID2P(LANG_SCROLL_DELAY), scroll_delay },
{ ID2P(LANG_SCROLL_SPEED), scroll_speed },
{ ID2P(LANG_SCROLL_DELAY), scroll_delay },
#ifdef HAVE_LCD_BITMAP
{ ID2P(LANG_SCROLL_STEP), scroll_step },
{ ID2P(LANG_SCROLL_STEP), scroll_step },
#endif
{ ID2P(LANG_BIDIR_SCROLL), bidir_limit },
{ ID2P(LANG_BIDIR_SCROLL), bidir_limit },
#ifdef HAVE_LCD_CHARCELLS
{ ID2P(LANG_JUMP_SCROLL), jump_scroll },
{ ID2P(LANG_JUMP_SCROLL_DELAY), jump_scroll_delay },
{ ID2P(LANG_JUMP_SCROLL), jump_scroll },
{ ID2P(LANG_JUMP_SCROLL_DELAY), jump_scroll_delay },
#endif
#ifdef HAVE_LCD_BITMAP
{ ID2P(LANG_SCREEN_SCROLL_VIEW), screen_scroll },
{ ID2P(LANG_SCREEN_SCROLL_STEP), screen_scroll_step },
#endif
};