/*************************************************************************** * __________ __ ___. * Open \______ \ ____ ____ | | _\_ |__ _______ ___ * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ * \/ \/ \/ \/ \/ * $Id$ * * Copyright (C) 2007 Nicolas Pennequin * * 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. * ****************************************************************************/ /* This stuff is for the wps engine only.. anyone caught using this outside * of apps/gui/wps_engine will be shot on site! */ #ifndef _WPS_ENGINE_INTERNALS_ #define _WPS_ENGINE_INTERNALS_ /* Timeout unit expressed in HZ. In WPS, all timeouts are given in seconds (possibly with a decimal fraction) but stored as integer values. E.g. 2.5 is stored as 25. This means 25 tenth of a second, i.e. 25 units. */ #define TIMEOUT_UNIT (HZ/10) /* I.e. 0.1 sec */ #define DEFAULT_SUBLINE_TIME_MULTIPLIER 20 /* In TIMEOUT_UNIT's */ #include "skin_tokens.h" #include "tag_table.h" #include "skin_parser.h" /* TODO: sort this mess out */ #include "screen_access.h" #include "statusbar.h" #include "metadata.h" /* alignments */ #define WPS_ALIGN_RIGHT 32 #define WPS_ALIGN_CENTER 64 #define WPS_ALIGN_LEFT 128 #define TOKEN_VALUE_ONLY 0x0DEADC0D #ifdef HAVE_ALBUMART /* albumart definitions */ #define WPS_ALBUMART_NONE 0 /* WPS does not contain AA tag */ #define WPS_ALBUMART_CHECK 1 /* WPS contains AA conditional tag */ #define WPS_ALBUMART_LOAD 2 /* WPS contains AA tag */ #define WPS_ALBUMART_ALIGN_RIGHT 1 /* x align: right */ #define WPS_ALBUMART_ALIGN_CENTER 2 /* x/y align: center */ #define WPS_ALBUMART_ALIGN_LEFT 4 /* x align: left */ #define WPS_ALBUMART_ALIGN_TOP 1 /* y align: top */ #define WPS_ALBUMART_ALIGN_BOTTOM 4 /* y align: bottom */ #endif /* HAVE_ALBUMART */ /* wps_data*/ #ifdef HAVE_LCD_BITMAP struct gui_img { struct viewport* vp; /* The viewport to display this image in */ short int x; /* x-pos */ short int y; /* y-pos */ short int num_subimages; /* number of sub-images */ short int subimage_height; /* height of each sub-image */ struct bitmap bm; int buflib_handle; const char *label; bool loaded; /* load state */ bool always_display; /* not using the preload/display mechanism */ int display; bool using_preloaded_icons; /* using the icon system instead of a bmp */ }; struct image_display { const char *label; int subimage; struct wps_token *token; /* the token to get the subimage number from */ int offset; /* offset into the bitmap strip to start */ }; struct progressbar { enum skin_token_type type; struct viewport *vp; /* regular pb */ short x; /* >=0: explicitly set in the tag -> y-coord within the viewport <0 : not set in the tag -> negated 1-based line number within the viewport. y-coord will be computed based on the font height */ short y; short width; short height; bool follow_lang_direction; struct gui_img *image; bool invert_fill_direction; bool nofill; bool nobar; struct gui_img *slider; bool horizontal; struct gui_img *backdrop; }; #endif struct align_pos { char* left; char* center; char* right; }; #ifdef HAVE_LCD_BITMAP #define MAX_IMAGES (26*2) /* a-z and A-Z */ #define MAX_PROGRESSBARS 3 /* The image buffer is big enough to store one full-screen native bitmap, plus two full-screen mono bitmaps. */ #define WPS_MAX_VIEWPORTS 24 #define WPS_MAX_LINES ((LCD_HEIGHT/5+1) * 2) #define WPS_MAX_SUBLINES (WPS_MAX_LINES*3) #define WPS_MAX_TOKENS 1024 #define WPS_MAX_STRINGS 128 #define STRING_BUFFER_SIZE 1024 #define WPS_MAX_COND_LEVEL 10 #else #define WPS_MAX_VIEWPORTS 2 #define WPS_MAX_LINES 2 #define WPS_MAX_SUBLINES 12 #define WPS_MAX_TOKENS 64 #define WPS_MAX_STRINGS 32 #define STRING_BUFFER_SIZE 64 #define WPS_MAX_COND_LEVEL 5 #endif #define SUBLINE_RESET -1 enum wps_parse_error { PARSE_OK, PARSE_FAIL_UNCLOSED_COND, PARSE_FAIL_INVALID_CHAR, PARSE_FAIL_COND_SYNTAX_ERROR, PARSE_FAIL_COND_INVALID_PARAM, PARSE_FAIL_LIMITS_EXCEEDED, }; #ifdef HAVE_LCD_COLOR struct gradient_config { unsigned start; unsigned end; unsigned text; int lines_count; }; #endif #define VP_DRAW_HIDEABLE 0x1 #define VP_DRAW_HIDDEN 0x2 #define VP_DRAW_WASHIDDEN 0x4 /* these are never drawn, nor cleared, i.e. just ignored */ #define VP_NEVER_VISIBLE 0x8 #define VP_DEFAULT_LABEL "|" struct skin_viewport { struct viewport vp; /* The LCD viewport struct */ char hidden_flags; bool is_infovp; char* label; int parsed_fontid; #if LCD_DEPTH > 1 unsigned start_fgcolour; unsigned start_bgcolour; #ifdef HAVE_LCD_COLOR struct gradient_config start_gradient; #endif #endif }; struct viewport_colour { struct viewport *vp; unsigned colour; }; #ifdef HAVE_TOUCHSCREEN struct touchregion { char* label; /* label to identify this region */ struct skin_viewport* wvp;/* The viewport this region is in */ short int x; /* x-pos */ short int y; /* y-pos */ short int width; /* width */ short int height; /* height */ bool reverse_bar; /* if true 0% is the left or top */ bool allow_while_locked; enum { PRESS, /* quick press only */ LONG_PRESS, /* Long press without repeat */ REPEAT, /* long press allowing repeats */ } press_length; int action; /* action this button will return */ bool armed; /* A region is armed on press. Only armed regions are triggered on repeat or release. */ union { /* Extra data, action dependant */ struct touchsetting { const struct settings_list *setting; /* setting being controlled */ union { /* Value to set the setting to for ACTION_SETTING_SET */ int number; char* text; } value; } setting_data; int value; }; long last_press; /* last tick this was pressed */ }; struct touchregion_lastpress { struct touchregion *region; long timeout; }; #endif struct playlistviewer { struct viewport *vp; bool show_icons; int start_offset; struct skin_element *line; }; #ifdef HAVE_ALBUMART struct skin_albumart { /* Album art support */ int x; int y; int width; int height; unsigned char xalign; /* WPS_ALBUMART_ALIGN_LEFT, _CENTER, _RIGHT */ unsigned char yalign; /* WPS_ALBUMART_ALIGN_TOP, _CENTER, _BOTTOM */ unsigned char state; /* WPS_ALBUMART_NONE, _CHECK, _LOAD */ struct viewport *vp; int draw_handle; }; #endif struct line { unsigned update_mode; }; struct line_alternator { int current_line; unsigned long next_change_tick; }; struct conditional { int last_value; struct wps_token *token; }; struct logical_if { struct wps_token *token; enum { IF_EQUALS, /* == */ IF_NOTEQUALS, /* != */ IF_LESSTHAN, /* < */ IF_LESSTHAN_EQ, /* <= */ IF_GREATERTHAN, /* > */ IF_GREATERTHAN_EQ /* >= */ } op; struct skin_tag_parameter operand; int num_options; }; struct substring { int start; int length; struct wps_token *token; }; struct listitem { bool wrap; short offset; }; #ifdef HAVE_SKIN_VARIABLES struct skin_var { const char *label; int value; long last_changed; }; struct skin_var_lastchange { struct skin_var *var; long timeout; }; struct skin_var_changer { struct skin_var *var; int newval; bool direct; /* true to make val=newval, false for val += newval */ int max; }; #endif /* wps_data this struct holds all necessary data which describes the viewable content of a wps */ struct wps_data { struct skin_element *tree; #ifdef HAVE_LCD_BITMAP struct skin_token_list *images; int *font_ids; int font_count; #endif #if LCD_DEPTH > 1 || defined(HAVE_REMOTE_LCD) && LCD_REMOTE_DEPTH > 1 struct { char *backdrop; int backdrop_id; }; #endif #ifdef HAVE_TOUCHSCREEN struct skin_token_list *touchregions; bool touchscreen_locked; #endif #ifdef HAVE_ALBUMART struct skin_albumart *albumart; int playback_aa_slot; #endif #ifdef HAVE_SKIN_VARIABLES struct skin_token_list *skinvars; #endif #ifdef HAVE_LCD_BITMAP bool peak_meter_enabled; bool wps_sb_tag; bool show_sb_on_wps; #else /*HAVE_LCD_CHARCELLS */ unsigned short wps_progress_pat[8]; bool full_line_progressbar; #endif bool wps_loaded; }; /* wps_data end */ /* wps_state holds the data which belongs to the current played track, the track which will be played afterwards, current path to the track and some status infos */ struct wps_state { struct mp3entry* id3; struct mp3entry* nid3; int ff_rewind_count; bool ff_rewind; bool paused; bool is_fading; }; /* change the ff/rew-status if ff_rew = true then we are in skipping mode else we are in normal mode */ /* void wps_state_update_ff_rew(bool ff_rew); Currently unused */ /* change the tag-information of the current played track and the following track */ /* void wps_state_update_id3_nid3(struct mp3entry *id3, struct mp3entry *nid3); Currently unused */ /* wps_state end*/ /* gui_wps defines a wps with its data, state, and the screen on which the wps-content should be drawn */ struct gui_wps { struct screen *display; struct wps_data *data; }; /* gui_wps end */ char *get_image_filename(const char *start, const char* bmpdir, char *buf, int buf_size); /***** wps_tokens.c ******/ const char *get_token_value(struct gui_wps *gwps, struct wps_token *token, int offset, char *buf, int buf_size, int *intval); /* Get the id3 fields from the cuesheet */ const char *get_cuesheetid3_token(struct wps_token *token, struct mp3entry *id3, int offset_tracks, char *buf, int buf_size); const char *get_id3_token(struct wps_token *token, struct mp3entry *id3, char *filename, char *buf, int buf_size, int limit, int *intval); #if CONFIG_TUNER const char *get_radio_token(struct wps_token *token, int preset_offset, char *buf, int buf_size, int limit, int *intval); #endif enum skin_find_what { SKIN_FIND_VP = 0, SKIN_FIND_UIVP, #ifdef HAVE_LCD_BITMAP SKIN_FIND_IMAGE, #endif #ifdef HAVE_TOUCHSCREEN SKIN_FIND_TOUCHREGION, #endif #ifdef HAVE_SKIN_VARIABLES SKIN_VARIABLE, #endif }; void *skin_find_item(const char *label, enum skin_find_what what, struct wps_data *data); #ifdef SIMULATOR #define DEBUG_SKIN_ENGINE extern bool debug_wps; #endif #endif