1e6c8d2ea6
Convert %St tag to operate on settings pointers instead of IDs. Change-Id: Iabf4c280be82b495a64b560b59620fb477e0c738
449 lines
12 KiB
C
449 lines
12 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) 2007 Nicolas Pennequin
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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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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/* This stuff is for the wps engine only.. anyone caught using this outside
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* of apps/gui/wps_engine will be shot on site! */
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#ifndef _WPS_ENGINE_INTERNALS_
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#define _WPS_ENGINE_INTERNALS_
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#include "tag_table.h"
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#include "skin_parser.h"
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#ifndef __PCTOOL__
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#include "core_alloc.h"
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#endif
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struct wps_data;
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struct skin_stats {
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size_t buflib_handles;
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size_t tree_size;
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size_t images_size;
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};
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int skin_get_num_skins(void);
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struct skin_stats *skin_get_stats(int number, int screen);
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#define skin_clear_stats(stats) memset(stats, 0, sizeof(struct skin_stats))
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bool skin_backdrop_get_debug(int index, char **path, int *ref_count, size_t *size);
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/*
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* setup up the skin-data from a format-buffer (isfile = false)
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* or from a skinfile (isfile = true)
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*/
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bool skin_data_load(enum screen_type screen, struct wps_data *wps_data,
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const char *buf, bool isfile, struct skin_stats *stats);
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/* Timeout unit expressed in HZ. In WPS, all timeouts are given in seconds
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(possibly with a decimal fraction) but stored as integer values.
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E.g. 2.5 is stored as 25. This means 25 tenth of a second, i.e. 25 units.
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*/
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#define TIMEOUT_UNIT (HZ/10) /* I.e. 0.1 sec */
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#define DEFAULT_SUBLINE_TIME_MULTIPLIER 20 /* In TIMEOUT_UNIT's */
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/* TODO: sort this mess out */
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#include "screen_access.h"
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#include "statusbar.h"
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#include "metadata.h"
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#define TOKEN_VALUE_ONLY 0x0DEADC0D
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/* wps_data*/
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struct wps_token {
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union {
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char c;
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unsigned short i;
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long l;
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OFFSETTYPE(void*) data;
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void *xdata;
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} value;
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enum skin_token_type type; /* enough to store the token type */
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/* Whether the tag (e.g. track name or the album) refers the
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current or the next song (false=current, true=next) */
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bool next;
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};
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char* get_dir(char* buf, int buf_size, const char* path, int level);
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struct skin_token_list {
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OFFSETTYPE(struct wps_token *) token;
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OFFSETTYPE(struct skin_token_list *) next;
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};
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struct gui_img {
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short int x; /* x-pos */
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short int y; /* y-pos */
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short int num_subimages; /* number of sub-images */
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short int subimage_height; /* height of each sub-image */
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struct bitmap bm;
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int buflib_handle;
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OFFSETTYPE(char*) label;
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bool loaded; /* load state */
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int display;
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bool using_preloaded_icons; /* using the icon system instead of a bmp */
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bool is_9_segment;
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};
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struct image_display {
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OFFSETTYPE(char*) label;
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int subimage;
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OFFSETTYPE(struct wps_token*) token; /* the token to get the subimage number from */
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int offset; /* offset into the bitmap strip to start */
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};
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struct progressbar {
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enum skin_token_type type;
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/* regular pb */
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short x;
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/* >=0: explicitly set in the tag -> y-coord within the viewport
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<0 : not set in the tag -> negated 1-based line number within
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the viewport. y-coord will be computed based on the font height */
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short y;
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short width;
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short height;
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bool follow_lang_direction;
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OFFSETTYPE(struct gui_img *) image;
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bool invert_fill_direction;
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bool nofill;
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bool noborder;
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bool nobar;
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OFFSETTYPE(struct gui_img *) slider;
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bool horizontal;
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OFFSETTYPE(struct gui_img *) backdrop;
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const struct settings_list *setting;
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};
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struct draw_rectangle {
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int x;
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int y;
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int width;
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int height;
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unsigned start_colour;
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unsigned end_colour;
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};
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struct align_pos {
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char* left;
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char* center;
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char* right;
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};
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#define WPS_MAX_TOKENS 1150
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enum wps_parse_error {
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PARSE_OK,
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PARSE_FAIL_UNCLOSED_COND,
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PARSE_FAIL_INVALID_CHAR,
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PARSE_FAIL_COND_SYNTAX_ERROR,
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PARSE_FAIL_COND_INVALID_PARAM,
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PARSE_FAIL_LIMITS_EXCEEDED,
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};
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#ifdef HAVE_LCD_COLOR
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struct gradient_config {
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unsigned start;
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unsigned end;
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unsigned text;
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int lines_count;
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};
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#endif
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#define VP_DRAW_HIDEABLE 0x1
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#define VP_DRAW_HIDDEN 0x2
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#define VP_DRAW_WASHIDDEN 0x4
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/* these are never drawn, nor cleared, i.e. just ignored */
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#define VP_NEVER_VISIBLE 0x8
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#ifndef __PCTOOL__
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#define VP_DEFAULT_LABEL -200
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#else
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#define VP_DEFAULT_LABEL NULL
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#endif
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#define VP_DEFAULT_LABEL_STRING "|"
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struct skin_viewport {
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struct viewport vp; /* The LCD viewport struct */
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struct frame_buffer_t framebuf; /* holds reference to current framebuffer */
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char hidden_flags;
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bool is_infovp;
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OFFSETTYPE(char*) label;
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int parsed_fontid;
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#if (LCD_DEPTH > 1) || (defined(HAVE_REMOTE_LCD) && (LCD_REMOTE_DEPTH > 1))
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bool output_to_backdrop_buffer;
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bool fgbg_changed;
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#ifdef HAVE_LCD_COLOR
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struct gradient_config start_gradient;
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#endif
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#endif
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};
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struct viewport_colour {
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unsigned colour;
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};
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#ifdef HAVE_TOUCHSCREEN
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struct touchregion {
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OFFSETTYPE(char*) label; /* label to identify this region */
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OFFSETTYPE(struct skin_viewport*) wvp;/* The viewport this region is in */
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short int x; /* x-pos */
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short int y; /* y-pos */
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short int width; /* width */
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short int height; /* height */
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short int wpad; /* padding to width */
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short int hpad; /* padding to height */
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bool reverse_bar; /* if true 0% is the left or top */
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bool allow_while_locked;
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enum {
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PRESS, /* quick press only */
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LONG_PRESS, /* Long press without repeat */
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REPEAT, /* long press allowing repeats */
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} press_length;
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int action; /* action this button will return */
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bool armed; /* A region is armed on press. Only armed regions are triggered
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on repeat or release. */
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union { /* Extra data, action dependant */
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struct touchsetting {
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const struct settings_list *setting; /* setting being controlled */
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union { /* Value to set the setting to for ACTION_SETTING_SET */
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int number;
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OFFSETTYPE(char*) text;
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} value;
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} setting_data;
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int value;
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};
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long last_press; /* last tick this was pressed */
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OFFSETTYPE(struct progressbar*) bar;
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};
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struct touchregion_lastpress {
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OFFSETTYPE(struct touchregion *) region;
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long timeout;
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};
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#endif
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struct playlistviewer {
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bool show_icons;
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int start_offset;
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OFFSETTYPE(struct skin_element *) line;
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};
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#ifdef HAVE_ALBUMART
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/* albumart definitions */
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#define WPS_ALBUMART_NONE 0 /* WPS does not contain AA tag */
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#define WPS_ALBUMART_CHECK 1 /* WPS contains AA conditional tag */
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#define WPS_ALBUMART_LOAD 2 /* WPS contains AA tag */
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#define WPS_ALBUMART_ALIGN_RIGHT 1 /* x align: right */
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#define WPS_ALBUMART_ALIGN_CENTER 2 /* x/y align: center */
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#define WPS_ALBUMART_ALIGN_LEFT 4 /* x align: left */
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#define WPS_ALBUMART_ALIGN_TOP 1 /* y align: top */
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#define WPS_ALBUMART_ALIGN_BOTTOM 4 /* y align: bottom */
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struct skin_albumart {
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/* Album art support */
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int x;
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int y;
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int width;
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int height;
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unsigned char xalign; /* WPS_ALBUMART_ALIGN_LEFT, _CENTER, _RIGHT */
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unsigned char yalign; /* WPS_ALBUMART_ALIGN_TOP, _CENTER, _BOTTOM */
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unsigned char state; /* WPS_ALBUMART_NONE, _CHECK, _LOAD */
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int draw_handle;
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};
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#endif
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struct line {
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unsigned update_mode;
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};
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struct line_alternator {
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int current_line;
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unsigned long next_change_tick;
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};
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struct conditional {
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int last_value;
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OFFSETTYPE(struct wps_token *) token;
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};
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struct logical_if {
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OFFSETTYPE(struct wps_token *) token;
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enum {
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IF_EQUALS, /* == */
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IF_NOTEQUALS, /* != */
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IF_LESSTHAN, /* < */
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IF_LESSTHAN_EQ, /* <= */
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IF_GREATERTHAN, /* > */
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IF_GREATERTHAN_EQ /* >= */
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} op;
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struct skin_tag_parameter operand;
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int num_options;
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};
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struct substring {
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int start;
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int length;
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bool expect_number;
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OFFSETTYPE(struct wps_token *) token;
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};
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struct listitem {
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bool wrap;
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short offset;
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};
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struct listitem_viewport_cfg {
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struct wps_data *data;
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OFFSETTYPE(char *) label;
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int width;
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int height;
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int xmargin;
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int ymargin;
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bool tile;
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struct skin_viewport selected_item_vp;
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};
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#ifdef HAVE_SKIN_VARIABLES
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struct skin_var {
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OFFSETTYPE(const char *) label;
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int value;
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long last_changed;
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};
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struct skin_var_lastchange {
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OFFSETTYPE(struct skin_var *) var;
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long timeout;
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};
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struct skin_var_changer {
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OFFSETTYPE(struct skin_var *) var;
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int newval;
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bool direct; /* true to make val=newval, false for val += newval */
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int max;
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};
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#endif
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/* wps_data
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this struct holds all necessary data which describes the
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viewable content of a wps */
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struct wps_data
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{
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int buflib_handle;
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OFFSETTYPE(struct skin_element *) tree;
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OFFSETTYPE(struct skin_token_list *) images;
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OFFSETTYPE(int *) font_ids;
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int font_count;
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#ifdef HAVE_BACKDROP_IMAGE
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int backdrop_id;
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bool use_extra_framebuffer;
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#endif
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#ifdef HAVE_TOUCHSCREEN
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OFFSETTYPE(struct skin_token_list *) touchregions;
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bool touchscreen_locked;
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#endif
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#ifdef HAVE_ALBUMART
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OFFSETTYPE(struct skin_albumart *) albumart;
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int playback_aa_slot;
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/* copy of albumart to survive skin resets, used to check if albumart
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* dimensions changed on skin change */
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short last_albumart_width, last_albumart_height;
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#endif
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#ifdef HAVE_SKIN_VARIABLES
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OFFSETTYPE(struct skin_token_list *) skinvars;
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#endif
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bool peak_meter_enabled;
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bool wps_sb_tag;
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bool show_sb_on_wps;
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bool wps_loaded;
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};
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#ifndef __PCTOOL__
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static inline char* get_skin_buffer(struct wps_data* data)
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{
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if (data->buflib_handle > 0)
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return core_get_data(data->buflib_handle);
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return NULL;
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}
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#else
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#define get_skin_buffer(d) skin_buffer
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#endif
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/* wps_data end */
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/* gui_wps
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defines a wps with its data, state,
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and the screen on which the wps-content should be drawn */
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struct gui_wps
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{
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struct screen *display;
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struct wps_data *data;
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};
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/* gui_wps end */
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void get_image_filename(const char *start, const char* bmpdir,
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char *buf, int buf_size);
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/***** wps_tokens.c ******/
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const char *get_token_value(struct gui_wps *gwps,
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struct wps_token *token, int offset,
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char *buf, int buf_size,
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int *intval);
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/* Get the id3 fields from the cuesheet */
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const char *get_cuesheetid3_token(struct wps_token *token, struct mp3entry *id3,
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int offset_tracks, char *buf, int buf_size);
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const char *get_id3_token(struct wps_token *token, struct mp3entry *id3,
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char *filename, char *buf, int buf_size, int limit, int *intval);
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#if CONFIG_TUNER
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const char *get_radio_token(struct wps_token *token, int preset_offset,
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char *buf, int buf_size, int limit, int *intval);
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#endif
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enum skin_find_what {
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SKIN_FIND_VP = 0,
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SKIN_FIND_UIVP,
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SKIN_FIND_IMAGE,
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#ifdef HAVE_TOUCHSCREEN
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SKIN_FIND_TOUCHREGION,
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#endif
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#ifdef HAVE_SKIN_VARIABLES
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SKIN_VARIABLE,
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#endif
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};
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void *skin_find_item(const char *label, enum skin_find_what what,
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struct wps_data *data);
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#ifdef SIMULATOR
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#define DEBUG_SKIN_ENGINE
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extern bool debug_wps;
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#endif
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#endif
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