489 lines
15 KiB
C
489 lines
15 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) 2008 by Jonathan Gordon
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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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#include <stdio.h>
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#include "config.h"
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#include "system.h"
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#include "icons.h"
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#include "font.h"
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#include "kernel.h"
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#include "misc.h"
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#include "sound.h"
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#include "action.h"
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#include "settings_list.h"
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#include "lang.h"
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#include "playlist.h"
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#include "viewport.h"
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#include "audio.h"
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#include "quickscreen.h"
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#include "talk.h"
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#include "list.h"
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#include "option_select.h"
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#include "debug.h"
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#include "shortcuts.h"
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#ifdef HAVE_ALBUMART
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#include "playback.h"
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#endif
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/* 1 top, 1 bottom, 2 on either side, 1 for the icons
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* if enough space, top and bottom have 2 lines */
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#define MIN_LINES 5
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#define MAX_NEEDED_LINES 10
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/* pixels between the 2 center items minimum or between text and icons,
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* and between text and parent boundaries */
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#define MARGIN 10
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#define CENTER_ICONAREA_SIZE (MARGIN+8*2)
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static void quickscreen_fix_viewports(struct gui_quickscreen *qs,
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struct screen *display,
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struct viewport *parent,
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struct viewport
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vps[QUICKSCREEN_ITEM_COUNT],
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struct viewport *vp_icons)
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{
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int char_height, width, pad = 0;
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int left_width = 0, right_width = 0, vert_lines;
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unsigned char *s;
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int nb_lines = viewport_get_nb_lines(parent);
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/* nb_lines only returns the number of fully visible lines, small screens
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or really large fonts could cause problems with the calculation below.
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*/
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if (nb_lines == 0)
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nb_lines++;
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char_height = parent->height/nb_lines;
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/* center the icons VP first */
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*vp_icons = *parent;
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vp_icons->width = CENTER_ICONAREA_SIZE; /* abosulte smallest allowed */
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vp_icons->x = parent->x;
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vp_icons->x += (parent->width-CENTER_ICONAREA_SIZE)/2;
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vps[QUICKSCREEN_BOTTOM] = *parent;
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vps[QUICKSCREEN_TOP] = *parent;
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/* depending on the space the top/buttom items use 1 or 2 lines */
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if (nb_lines < MIN_LINES)
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vert_lines = 1;
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else
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vert_lines = 2;
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vps[QUICKSCREEN_TOP].y = parent->y;
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vps[QUICKSCREEN_TOP].height = vps[QUICKSCREEN_BOTTOM].height
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= vert_lines*char_height;
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vps[QUICKSCREEN_BOTTOM].y
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= parent->y + parent->height - vps[QUICKSCREEN_BOTTOM].height;
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/* enough space vertically, so put a nice margin */
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if (nb_lines >= MAX_NEEDED_LINES)
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{
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vps[QUICKSCREEN_TOP].y += MARGIN;
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vps[QUICKSCREEN_BOTTOM].y -= MARGIN;
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}
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vp_icons->y = vps[QUICKSCREEN_TOP].y
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+ vps[QUICKSCREEN_TOP].height;
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vp_icons->height = vps[QUICKSCREEN_BOTTOM].y - vp_icons->y;
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/* adjust the left/right items widths to fit the screen nicely */
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if (qs->items[QUICKSCREEN_LEFT])
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{
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s = P2STR(ID2P(qs->items[QUICKSCREEN_LEFT]->lang_id));
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left_width = display->getstringsize(s, NULL, NULL);
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}
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if (qs->items[QUICKSCREEN_RIGHT])
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{
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s = P2STR(ID2P(qs->items[QUICKSCREEN_RIGHT]->lang_id));
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right_width = display->getstringsize(s, NULL, NULL);
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}
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width = MAX(left_width, right_width);
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if (width*2 + vp_icons->width > parent->width)
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{ /* crop text viewports */
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width = (parent->width - vp_icons->width)/2;
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}
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else
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{ /* add more gap in icons vp */
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int excess = parent->width - vp_icons->width - width*2;
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if (excess > MARGIN*4)
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{
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pad = MARGIN;
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excess -= MARGIN*2;
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}
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vp_icons->x -= excess/2;
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vp_icons->width += excess;
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}
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vps[QUICKSCREEN_LEFT] = *parent;
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vps[QUICKSCREEN_LEFT].x = parent->x + pad;
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vps[QUICKSCREEN_LEFT].width = width;
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vps[QUICKSCREEN_RIGHT] = *parent;
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vps[QUICKSCREEN_RIGHT].x = parent->x + parent->width - width - pad;
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vps[QUICKSCREEN_RIGHT].width = width;
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vps[QUICKSCREEN_LEFT].height = vps[QUICKSCREEN_RIGHT].height
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= 2*char_height;
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vps[QUICKSCREEN_LEFT].y = vps[QUICKSCREEN_RIGHT].y
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= parent->y + (parent->height/2) - char_height;
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/* shrink the icons vp by a few pixels if there is room so the arrows
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aren't drawn right next to the text */
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if (vp_icons->width > CENTER_ICONAREA_SIZE*2)
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{
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vp_icons->width -= CENTER_ICONAREA_SIZE*2/3;
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vp_icons->x += CENTER_ICONAREA_SIZE*2/6;
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}
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if (vp_icons->height > CENTER_ICONAREA_SIZE*2)
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{
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vp_icons->height -= CENTER_ICONAREA_SIZE*2/3;
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vp_icons->y += CENTER_ICONAREA_SIZE*2/6;
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}
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/* text alignment */
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vps[QUICKSCREEN_LEFT].flags &= ~VP_FLAG_ALIGNMENT_MASK; /* left-aligned */
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vps[QUICKSCREEN_TOP].flags |= VP_FLAG_ALIGN_CENTER; /* centered */
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vps[QUICKSCREEN_BOTTOM].flags |= VP_FLAG_ALIGN_CENTER; /* centered */
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vps[QUICKSCREEN_RIGHT].flags &= ~VP_FLAG_ALIGNMENT_MASK;/* right aligned*/
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vps[QUICKSCREEN_RIGHT].flags |= VP_FLAG_ALIGN_RIGHT;
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}
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static void gui_quickscreen_draw(const struct gui_quickscreen *qs,
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struct screen *display,
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struct viewport *parent,
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struct viewport vps[QUICKSCREEN_ITEM_COUNT],
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struct viewport *vp_icons)
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{
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int i;
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char buf[MAX_PATH];
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unsigned const char *title, *value;
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int temp;
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struct viewport *last_vp = display->set_viewport(parent);
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display->clear_viewport();
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for (i = 0; i < QUICKSCREEN_ITEM_COUNT; i++)
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{
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struct viewport *vp = &vps[i];
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if (!qs->items[i])
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continue;
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display->set_viewport(vp);
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title = P2STR(ID2P(qs->items[i]->lang_id));
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temp = option_value_as_int(qs->items[i]);
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value = option_get_valuestring(qs->items[i],
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buf, MAX_PATH, temp);
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if (viewport_get_nb_lines(vp) < 2)
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{
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char text[MAX_PATH];
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snprintf(text, MAX_PATH, "%s: %s", title, value);
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display->puts_scroll(0, 0, text);
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}
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else
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{
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display->puts_scroll(0, 0, title);
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display->puts_scroll(0, 1, value);
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}
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}
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/* draw the icons */
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display->set_viewport(vp_icons);
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if (qs->items[QUICKSCREEN_TOP] != NULL)
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{
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display->mono_bitmap(bitmap_icons_7x8[Icon_UpArrow],
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(vp_icons->width/2) - 4, 0, 7, 8);
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}
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if (qs->items[QUICKSCREEN_RIGHT] != NULL)
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{
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display->mono_bitmap(bitmap_icons_7x8[Icon_FastForward],
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vp_icons->width - 8, (vp_icons->height/2) - 4, 7, 8);
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}
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if (qs->items[QUICKSCREEN_LEFT] != NULL)
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{
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display->mono_bitmap(bitmap_icons_7x8[Icon_FastBackward],
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0, (vp_icons->height/2) - 4, 7, 8);
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}
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if (qs->items[QUICKSCREEN_BOTTOM] != NULL)
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{
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display->mono_bitmap(bitmap_icons_7x8[Icon_DownArrow],
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(vp_icons->width/2) - 4, vp_icons->height - 8, 7, 8);
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}
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display->set_viewport(parent);
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display->update_viewport();
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display->set_viewport(last_vp);
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}
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static void talk_qs_option(const struct settings_list *opt, bool enqueue)
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{
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if (!global_settings.talk_menu || !opt)
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return;
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if (enqueue)
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talk_id(opt->lang_id, enqueue);
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option_talk_value(opt, option_value_as_int(opt), enqueue);
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}
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/*
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* Does the actions associated to the given button if any
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* - qs : the quickscreen
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* - button : the key we are going to analyse
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* returns : true if the button corresponded to an action, false otherwise
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*/
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static bool gui_quickscreen_do_button(struct gui_quickscreen * qs, int button)
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{
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int item;
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bool previous = false;
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switch(button)
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{
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case ACTION_QS_TOP:
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item = QUICKSCREEN_TOP;
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break;
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case ACTION_QS_LEFT:
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item = QUICKSCREEN_LEFT;
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previous = true;
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break;
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case ACTION_QS_DOWN:
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item = QUICKSCREEN_BOTTOM;
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previous = true;
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break;
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case ACTION_QS_RIGHT:
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item = QUICKSCREEN_RIGHT;
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break;
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default:
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return false;
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}
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if (qs->items[item] == NULL)
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return false;
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option_select_next_val(qs->items[item], previous, true);
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talk_qs_option(qs->items[item], false);
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return true;
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}
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#ifdef HAVE_TOUCHSCREEN
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static int quickscreen_touchscreen_button(void)
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{
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short x,y;
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if (action_get_touchscreen_press(&x, &y) != BUTTON_REL)
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return ACTION_NONE;
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enum { left=1, right=2, top=4, bottom=8 };
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int bits = 0;
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if(x < LCD_WIDTH/3)
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bits |= left;
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else if(x > 2*LCD_WIDTH/3)
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bits |= right;
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if(y < LCD_HEIGHT/3)
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bits |= top;
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else if(y > 2*LCD_HEIGHT/3)
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bits |= bottom;
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switch(bits) {
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case top:
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return ACTION_QS_TOP;
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case bottom:
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return ACTION_QS_DOWN;
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case left:
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return ACTION_QS_LEFT;
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case right:
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return ACTION_QS_RIGHT;
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default:
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return ACTION_STD_CANCEL;
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}
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}
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#endif
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static int gui_syncquickscreen_run(struct gui_quickscreen * qs, int button_enter, bool *usb)
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{
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int button;
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struct viewport parent[NB_SCREENS];
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struct viewport vps[NB_SCREENS][QUICKSCREEN_ITEM_COUNT];
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struct viewport vp_icons[NB_SCREENS];
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int ret = QUICKSCREEN_OK;
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/* To quit we need either :
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* - a second press on the button that made us enter
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* - an action taken while pressing the enter button,
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* then release the enter button*/
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bool can_quit = false;
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push_current_activity(ACTIVITY_QUICKSCREEN);
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FOR_NB_SCREENS(i)
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{
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screens[i].set_viewport(NULL);
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screens[i].scroll_stop();
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viewportmanager_theme_enable(i, true, &parent[i]);
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quickscreen_fix_viewports(qs, &screens[i], &parent[i], vps[i], &vp_icons[i]);
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gui_quickscreen_draw(qs, &screens[i], &parent[i], vps[i], &vp_icons[i]);
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}
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*usb = false;
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/* Announce current selection on entering this screen. This is all
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queued up, but can be interrupted as soon as a setting is
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changed. */
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cond_talk_ids(VOICE_QUICKSCREEN);
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talk_qs_option(qs->items[QUICKSCREEN_TOP], true);
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if (qs->items[QUICKSCREEN_TOP] != qs->items[QUICKSCREEN_BOTTOM])
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talk_qs_option(qs->items[QUICKSCREEN_BOTTOM], true);
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talk_qs_option(qs->items[QUICKSCREEN_LEFT], true);
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if (qs->items[QUICKSCREEN_LEFT] != qs->items[QUICKSCREEN_RIGHT])
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talk_qs_option(qs->items[QUICKSCREEN_RIGHT], true);
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while (true) {
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button = get_action(CONTEXT_QUICKSCREEN, HZ/5);
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#ifdef HAVE_TOUCHSCREEN
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if (button == ACTION_TOUCHSCREEN)
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button = quickscreen_touchscreen_button();
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#endif
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if (default_event_handler(button) == SYS_USB_CONNECTED)
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{
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*usb = true;
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break;
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}
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if (gui_quickscreen_do_button(qs, button))
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{
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ret |= QUICKSCREEN_CHANGED;
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can_quit = true;
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FOR_NB_SCREENS(i)
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gui_quickscreen_draw(qs, &screens[i], &parent[i],
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vps[i], &vp_icons[i]);
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if (qs->callback)
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qs->callback(qs);
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}
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else if (button == button_enter)
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can_quit = true;
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else if (button == ACTION_QS_VOLUP) {
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global_settings.volume += sound_steps(SOUND_VOLUME);
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setvol();
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FOR_NB_SCREENS(i)
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skin_update(CUSTOM_STATUSBAR, i, SKIN_REFRESH_NON_STATIC);
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}
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else if (button == ACTION_QS_VOLDOWN) {
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global_settings.volume -= sound_steps(SOUND_VOLUME);
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setvol();
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FOR_NB_SCREENS(i)
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skin_update(CUSTOM_STATUSBAR, i, SKIN_REFRESH_NON_STATIC);
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}
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else if (button == ACTION_STD_CONTEXT)
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{
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ret |= QUICKSCREEN_GOTO_SHORTCUTS_MENU;
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break;
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}
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if ((button == button_enter) && can_quit)
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break;
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if (button == ACTION_STD_CANCEL)
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break;
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}
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/* Notify that we're exiting this screen */
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cond_talk_ids_fq(VOICE_OK);
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FOR_NB_SCREENS(i)
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{ /* stop scrolling before exiting */
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for (int j = 0; j < QUICKSCREEN_ITEM_COUNT; j++)
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screens[i].scroll_stop_viewport(&vps[i][j]);
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viewportmanager_theme_undo(i, !(ret & QUICKSCREEN_GOTO_SHORTCUTS_MENU));
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}
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if (ret & QUICKSCREEN_GOTO_SHORTCUTS_MENU) /* Eliminate flashing of parent during */
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pop_current_activity_without_refresh(); /* transition to Shortcuts */
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else
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pop_current_activity();
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return ret;
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}
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int quick_screen_quick(int button_enter)
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{
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struct gui_quickscreen qs;
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bool oldshuffle = global_settings.playlist_shuffle;
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int oldrepeat = global_settings.repeat_mode;
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#ifdef HAVE_ALBUMART
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int old_album_art = global_settings.album_art;
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#endif
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bool usb = false;
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for (int i = 0; i < 4; ++i)
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{
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qs.items[i] = global_settings.qs_items[i];
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if (!is_setting_quickscreenable(qs.items[i]))
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qs.items[i] = NULL;
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}
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qs.callback = NULL;
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int ret = gui_syncquickscreen_run(&qs, button_enter, &usb);
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if (ret & QUICKSCREEN_CHANGED)
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{
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settings_save();
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/* make sure repeat/shuffle/any other nasty ones get updated */
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if ( oldrepeat != global_settings.repeat_mode &&
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(audio_status() & AUDIO_STATUS_PLAY) )
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{
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audio_flush_and_reload_tracks();
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}
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if (oldshuffle != global_settings.playlist_shuffle
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&& audio_status() & AUDIO_STATUS_PLAY)
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{
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replaygain_update();
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if (global_settings.playlist_shuffle)
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playlist_randomise(NULL, current_tick, true);
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else
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playlist_sort(NULL, true);
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}
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#ifdef HAVE_ALBUMART
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if (old_album_art != global_settings.album_art)
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set_albumart_mode(global_settings.album_art);
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#endif
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}
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if (usb)
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return QUICKSCREEN_IN_USB;
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return ret & QUICKSCREEN_GOTO_SHORTCUTS_MENU ? QUICKSCREEN_GOTO_SHORTCUTS_MENU :
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QUICKSCREEN_OK;
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}
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/* stuff to make the quickscreen configurable */
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bool is_setting_quickscreenable(const struct settings_list *setting)
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{
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if (!setting)
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return true;
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/* to keep things simple, only settings which have a lang_id set are ok */
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if (setting->lang_id < 0 || (setting->flags & F_BANFROMQS))
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return false;
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switch (setting->flags & F_T_MASK)
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{
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case F_T_BOOL:
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return true;
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case F_T_INT:
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case F_T_UINT:
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return (setting->RESERVED != NULL);
|
|
default:
|
|
return false;
|
|
}
|
|
}
|