/*************************************************************************** * __________ __ ___. * Open \______ \ ____ ____ | | _\_ |__ _______ ___ * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ * \/ \/ \/ \/ \/ * $Id$ * * Oscilloscope, with many different modes of operation. * * Copyright (C) 2004-2006 Jens Arnold * * 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. * ****************************************************************************/ #include "plugin.h" #include "helper.h" #ifdef HAVE_LCD_BITMAP #include "xlcd.h" #include "configfile.h" PLUGIN_HEADER /* variable button definitions */ #if CONFIG_KEYPAD == RECORDER_PAD #define OSCILLOSCOPE_QUIT BUTTON_OFF #define OSCILLOSCOPE_DRAWMODE BUTTON_F1 #define OSCILLOSCOPE_ADVMODE BUTTON_F2 #define OSCILLOSCOPE_ORIENTATION BUTTON_F3 #define OSCILLOSCOPE_PAUSE BUTTON_PLAY #define OSCILLOSCOPE_SPEED_UP BUTTON_RIGHT #define OSCILLOSCOPE_SPEED_DOWN BUTTON_LEFT #define OSCILLOSCOPE_VOL_UP BUTTON_UP #define OSCILLOSCOPE_VOL_DOWN BUTTON_DOWN #elif CONFIG_KEYPAD == ARCHOS_AV300_PAD #define OSCILLOSCOPE_QUIT BUTTON_OFF #define OSCILLOSCOPE_DRAWMODE BUTTON_F1 #define OSCILLOSCOPE_ADVMODE BUTTON_F2 #define OSCILLOSCOPE_ORIENTATION BUTTON_F3 #define OSCILLOSCOPE_PAUSE BUTTON_SELECT #define OSCILLOSCOPE_SPEED_UP BUTTON_RIGHT #define OSCILLOSCOPE_SPEED_DOWN BUTTON_LEFT #define OSCILLOSCOPE_VOL_UP BUTTON_UP #define OSCILLOSCOPE_VOL_DOWN BUTTON_DOWN #elif CONFIG_KEYPAD == ONDIO_PAD #define OSCILLOSCOPE_QUIT BUTTON_OFF #define OSCILLOSCOPE_DRAWMODE_PRE BUTTON_MENU #define OSCILLOSCOPE_DRAWMODE (BUTTON_MENU | BUTTON_REL) #define OSCILLOSCOPE_ADVMODE (BUTTON_MENU | BUTTON_RIGHT) #define OSCILLOSCOPE_ORIENTATION (BUTTON_MENU | BUTTON_LEFT) #define OSCILLOSCOPE_PAUSE (BUTTON_MENU | BUTTON_OFF) #define OSCILLOSCOPE_SPEED_UP BUTTON_RIGHT #define OSCILLOSCOPE_SPEED_DOWN BUTTON_LEFT #define OSCILLOSCOPE_VOL_UP BUTTON_UP #define OSCILLOSCOPE_VOL_DOWN BUTTON_DOWN #elif (CONFIG_KEYPAD == IRIVER_H100_PAD) || (CONFIG_KEYPAD == IRIVER_H300_PAD) #define OSCILLOSCOPE_QUIT BUTTON_OFF #define OSCILLOSCOPE_DRAWMODE BUTTON_SELECT #define OSCILLOSCOPE_ADVMODE BUTTON_MODE #define OSCILLOSCOPE_ORIENTATION BUTTON_REC #define OSCILLOSCOPE_PAUSE BUTTON_ON #define OSCILLOSCOPE_SPEED_UP BUTTON_RIGHT #define OSCILLOSCOPE_SPEED_DOWN BUTTON_LEFT #define OSCILLOSCOPE_VOL_UP BUTTON_UP #define OSCILLOSCOPE_VOL_DOWN BUTTON_DOWN #define OSCILLOSCOPE_RC_QUIT BUTTON_RC_STOP #elif (CONFIG_KEYPAD == IPOD_4G_PAD) || (CONFIG_KEYPAD == IPOD_3G_PAD) || \ (CONFIG_KEYPAD == IPOD_1G2G_PAD) #define OSCILLOSCOPE_QUIT (BUTTON_SELECT | BUTTON_MENU) #define OSCILLOSCOPE_DRAWMODE (BUTTON_SELECT | BUTTON_PLAY) #define OSCILLOSCOPE_ADVMODE (BUTTON_SELECT | BUTTON_RIGHT) #define OSCILLOSCOPE_ORIENTATION (BUTTON_SELECT | BUTTON_LEFT) #define OSCILLOSCOPE_PAUSE BUTTON_PLAY #define OSCILLOSCOPE_SPEED_UP BUTTON_RIGHT #define OSCILLOSCOPE_SPEED_DOWN BUTTON_LEFT #define OSCILLOSCOPE_VOL_UP BUTTON_SCROLL_FWD #define OSCILLOSCOPE_VOL_DOWN BUTTON_SCROLL_BACK #elif (CONFIG_KEYPAD == GIGABEAT_PAD) #define OSCILLOSCOPE_QUIT BUTTON_POWER #define OSCILLOSCOPE_DRAWMODE BUTTON_SELECT #define OSCILLOSCOPE_ADVMODE BUTTON_DOWN #define OSCILLOSCOPE_ORIENTATION BUTTON_UP #define OSCILLOSCOPE_PAUSE BUTTON_A #define OSCILLOSCOPE_SPEED_UP BUTTON_RIGHT #define OSCILLOSCOPE_SPEED_DOWN BUTTON_LEFT #define OSCILLOSCOPE_VOL_UP BUTTON_VOL_UP #define OSCILLOSCOPE_VOL_DOWN BUTTON_VOL_DOWN #elif (CONFIG_KEYPAD == SANSA_E200_PAD) #define OSCILLOSCOPE_QUIT BUTTON_POWER #define OSCILLOSCOPE_DRAWMODE BUTTON_SELECT #define OSCILLOSCOPE_ADVMODE BUTTON_DOWN #define OSCILLOSCOPE_ORIENTATION BUTTON_UP #define OSCILLOSCOPE_PAUSE BUTTON_REC #define OSCILLOSCOPE_SPEED_UP BUTTON_RIGHT #define OSCILLOSCOPE_SPEED_DOWN BUTTON_LEFT #define OSCILLOSCOPE_VOL_UP BUTTON_SCROLL_FWD #define OSCILLOSCOPE_VOL_DOWN BUTTON_SCROLL_BACK #elif (CONFIG_KEYPAD == SANSA_C200_PAD) #define OSCILLOSCOPE_QUIT BUTTON_POWER #define OSCILLOSCOPE_DRAWMODE BUTTON_SELECT #define OSCILLOSCOPE_ADVMODE BUTTON_DOWN #define OSCILLOSCOPE_ORIENTATION BUTTON_UP #define OSCILLOSCOPE_PAUSE BUTTON_REC #define OSCILLOSCOPE_SPEED_UP BUTTON_RIGHT #define OSCILLOSCOPE_SPEED_DOWN BUTTON_LEFT #define OSCILLOSCOPE_VOL_UP BUTTON_VOL_UP #define OSCILLOSCOPE_VOL_DOWN BUTTON_VOL_DOWN #elif CONFIG_KEYPAD == IAUDIO_X5M5_PAD #define OSCILLOSCOPE_QUIT BUTTON_POWER #define OSCILLOSCOPE_DRAWMODE_PRE BUTTON_SELECT #define OSCILLOSCOPE_DRAWMODE (BUTTON_SELECT | BUTTON_REL) #define OSCILLOSCOPE_ADVMODE BUTTON_REC #define OSCILLOSCOPE_ORIENTATION_PRE BUTTON_SELECT #define OSCILLOSCOPE_ORIENTATION (BUTTON_SELECT | BUTTON_REPEAT) #define OSCILLOSCOPE_PAUSE BUTTON_PLAY #define OSCILLOSCOPE_SPEED_UP BUTTON_RIGHT #define OSCILLOSCOPE_SPEED_DOWN BUTTON_LEFT #define OSCILLOSCOPE_VOL_UP BUTTON_UP #define OSCILLOSCOPE_VOL_DOWN BUTTON_DOWN #elif CONFIG_KEYPAD == IRIVER_H10_PAD #define OSCILLOSCOPE_QUIT BUTTON_POWER #define OSCILLOSCOPE_DRAWMODE_PRE BUTTON_REW #define OSCILLOSCOPE_DRAWMODE (BUTTON_REW | BUTTON_REL) #define OSCILLOSCOPE_ADVMODE BUTTON_FF #define OSCILLOSCOPE_ORIENTATION_PRE BUTTON_REW #define OSCILLOSCOPE_ORIENTATION (BUTTON_REW | BUTTON_REPEAT) #define OSCILLOSCOPE_PAUSE BUTTON_PLAY #define OSCILLOSCOPE_SPEED_UP BUTTON_RIGHT #define OSCILLOSCOPE_SPEED_DOWN BUTTON_LEFT #define OSCILLOSCOPE_VOL_UP BUTTON_SCROLL_UP #define OSCILLOSCOPE_VOL_DOWN BUTTON_SCROLL_DOWN #elif CONFIG_KEYPAD == GIGABEAT_S_PAD #define OSCILLOSCOPE_QUIT BUTTON_BACK #define OSCILLOSCOPE_DRAWMODE BUTTON_PREV #define OSCILLOSCOPE_ADVMODE BUTTON_NEXT #define OSCILLOSCOPE_ORIENTATION BUTTON_MENU #define OSCILLOSCOPE_PAUSE BUTTON_PLAY #define OSCILLOSCOPE_SPEED_UP BUTTON_RIGHT #define OSCILLOSCOPE_SPEED_DOWN BUTTON_LEFT #define OSCILLOSCOPE_VOL_UP BUTTON_VOL_UP #define OSCILLOSCOPE_VOL_DOWN BUTTON_VOL_DOWN #elif (CONFIG_KEYPAD == MROBE100_PAD) #define OSCILLOSCOPE_QUIT BUTTON_POWER #define OSCILLOSCOPE_DRAWMODE BUTTON_SELECT #define OSCILLOSCOPE_ADVMODE BUTTON_MENU #define OSCILLOSCOPE_ORIENTATION BUTTON_PLAY #define OSCILLOSCOPE_PAUSE BUTTON_DISPLAY #define OSCILLOSCOPE_SPEED_UP BUTTON_RIGHT #define OSCILLOSCOPE_SPEED_DOWN BUTTON_LEFT #define OSCILLOSCOPE_VOL_UP BUTTON_UP #define OSCILLOSCOPE_VOL_DOWN BUTTON_DOWN #elif CONFIG_KEYPAD == IAUDIO_M3_PAD #define OSCILLOSCOPE_QUIT BUTTON_RC_REC #define OSCILLOSCOPE_DRAWMODE_PRE BUTTON_RC_MODE #define OSCILLOSCOPE_DRAWMODE (BUTTON_RC_MODE|BUTTON_REL) #define OSCILLOSCOPE_ADVMODE BUTTON_RC_MENU #define OSCILLOSCOPE_ORIENTATION_PRE BUTTON_RC_MODE #define OSCILLOSCOPE_ORIENTATION (BUTTON_RC_MODE|BUTTON_REPEAT) #define OSCILLOSCOPE_PAUSE BUTTON_RC_PLAY #define OSCILLOSCOPE_SPEED_UP BUTTON_RC_FF #define OSCILLOSCOPE_SPEED_DOWN BUTTON_RC_REW #define OSCILLOSCOPE_VOL_UP BUTTON_RC_VOL_UP #define OSCILLOSCOPE_VOL_DOWN BUTTON_RC_VOL_DOWN #elif CONFIG_KEYPAD == COWOND2_PAD #define OSCILLOSCOPE_QUIT BUTTON_POWER #define OSCILLOSCOPE_VOL_UP BUTTON_PLUS #define OSCILLOSCOPE_VOL_DOWN BUTTON_MINUS #else #error No keymap defined! #endif #ifdef HAVE_TOUCHPAD #ifndef OSCILLOSCOPE_QUIT #define OSCILLOSCOPE_QUIT BUTTON_TOPLEFT #endif #ifndef OSCILLOSCOPE_DRAWMODE #define OSCILLOSCOPE_DRAWMODE BUTTON_TOPMIDDLE #endif #ifndef OSCILLOSCOPE_ADVMODE #define OSCILLOSCOPE_ADVMODE BUTTON_BOTTOMMIDDLE #endif #ifndef OSCILLOSCOPE_ORIENTATION #define OSCILLOSCOPE_ORIENTATION BUTTON_BOTTOMLEFT #endif #ifndef OSCILLOSCOPE_PAUSE #define OSCILLOSCOPE_PAUSE BUTTON_CENTER #endif #ifndef OSCILLOSCOPE_SPEED_UP #define OSCILLOSCOPE_SPEED_UP BUTTON_MIDRIGHT #endif #ifndef OSCILLOSCOPE_SPEED_DOWN #define OSCILLOSCOPE_SPEED_DOWN BUTTON_MIDLEFT #endif #ifndef OSCILLOSCOPE_VOL_UP #define OSCILLOSCOPE_VOL_UP BUTTON_TOPRIGHT #endif #ifndef OSCILLOSCOPE_VOL_DOWN #define OSCILLOSCOPE_VOL_DOWN BUTTON_BOTTOMRIGHT #endif #endif /* colours */ #if LCD_DEPTH > 1 #ifdef HAVE_LCD_COLOR #define BACKG_COLOR LCD_BLACK #define GRAPH_COLOR LCD_RGBPACK(128, 255, 0) #define CURSOR_COLOR LCD_RGBPACK(255, 0, 0) #else #define BACKG_COLOR LCD_WHITE #define GRAPH_COLOR LCD_BLACK #define CURSOR_COLOR LCD_DARKGRAY #endif #endif enum { DRAW_FILLED, DRAW_LINE, DRAW_PIXEL, MAX_DRAW }; enum { ADV_SCROLL, ADV_WRAP, MAX_ADV }; enum { OSC_HORIZ, OSC_VERT, MAX_OSC }; #define CFGFILE_VERSION 0 /* Current config file version */ #define CFGFILE_MINVERSION 0 /* Minimum config file version to accept */ #define MAX_PEAK 0x8000 #if defined(SIMULATOR) && (CONFIG_CODEC != SWCODEC) #define mas_codec_readreg(x) rand()%MAX_PEAK #endif /* global variables */ const struct plugin_api* rb; /* global api struct pointer */ /* settings */ struct osc_config { int delay; /* in ticks */ int draw; int advance; int orientation; }; struct osc_config osc_disk = { 2, DRAW_FILLED, ADV_SCROLL, OSC_HORIZ }; struct osc_config osc; /* running config */ static const char cfg_filename[] = "oscilloscope.cfg"; static char *draw_str[3] = { "filled", "line", "pixel" }; static char *advance_str[2] = { "scroll", "wrap" }; static char *orientation_str[2] = { "horizontal", "vertical" }; struct configdata disk_config[] = { { TYPE_INT, 1, 99, &osc_disk.delay, "delay", NULL, NULL }, { TYPE_ENUM, 0, MAX_DRAW, &osc_disk.draw, "draw", draw_str, NULL }, { TYPE_ENUM, 0, MAX_ADV, &osc_disk.advance, "advance", advance_str, NULL }, { TYPE_ENUM, 0, MAX_OSC, &osc_disk.orientation, "orientation", orientation_str, NULL } }; long last_tick = 0; /* time of last drawing */ int last_pos = 0; /* last x or y drawing position. Reset for aspect switch. */ int last_left; /* last channel values */ int last_right; unsigned char message[16]; /* message to display */ bool displaymsg = false; int font_height = 8; /* implementation */ void anim_horizontal(int cur_left, int cur_right) { int cur_x, x; int left, right, dl, dr; long cur_tick = *rb->current_tick; long d = (cur_tick - last_tick) / osc.delay; bool full_update = false; if (d == 0) /* too early, bail out */ return; last_tick = cur_tick; if (d > HZ) /* first call or too much delay, (re)start */ { last_left = cur_left; last_right = cur_right; return; } cur_x = last_pos + d; if (cur_x >= LCD_WIDTH) { if (osc.advance == ADV_SCROLL) { int shift = cur_x - (LCD_WIDTH-1); xlcd_scroll_left(shift); full_update = true; cur_x -= shift; last_pos -= shift; } else { cur_x -= LCD_WIDTH; } } rb->lcd_set_drawmode(DRMODE_SOLID|DRMODE_INVERSEVID); if (cur_x > last_pos) { rb->lcd_fillrect(last_pos + 1, 0, d, LCD_HEIGHT); } else { rb->lcd_fillrect(last_pos + 1, 0, LCD_WIDTH - last_pos, LCD_HEIGHT); rb->lcd_fillrect(0, 0, cur_x + 1, LCD_HEIGHT); } rb->lcd_set_drawmode(DRMODE_SOLID); switch (osc.draw) { case DRAW_FILLED: left = last_left; right = last_right; dl = (cur_left - left) / d; dr = (cur_right - right) / d; for (x = last_pos + 1; d > 0; x++, d--) { if (x == LCD_WIDTH) x = 0; left += dl; right += dr; rb->lcd_vline(x, LCD_HEIGHT/2-1, LCD_HEIGHT/2-1 - (((LCD_HEIGHT-2) * left) >> 16)); rb->lcd_vline(x, LCD_HEIGHT/2+1, LCD_HEIGHT/2+1 + (((LCD_HEIGHT-2) * right) >> 16)); } break; case DRAW_LINE: if (cur_x > last_pos) { rb->lcd_drawline( last_pos, LCD_HEIGHT/2-1 - (((LCD_HEIGHT-2) * last_left) >> 16), cur_x, LCD_HEIGHT/2-1 - (((LCD_HEIGHT-2) * cur_left) >> 16) ); rb->lcd_drawline( last_pos, LCD_HEIGHT/2+1 + (((LCD_HEIGHT-2) * last_right) >> 16), cur_x, LCD_HEIGHT/2+1 + (((LCD_HEIGHT-2) * cur_right) >> 16) ); } else { left = last_left + (LCD_WIDTH - last_pos) * (last_left - cur_left) / d; right = last_right + (LCD_WIDTH - last_pos) * (last_right - cur_right) / d; rb->lcd_drawline( last_pos, LCD_HEIGHT/2-1 - (((LCD_HEIGHT-2) * last_left) >> 16), LCD_WIDTH, LCD_HEIGHT/2-1 - (((LCD_HEIGHT-2) * left) >> 16) ); rb->lcd_drawline( last_pos, LCD_HEIGHT/2+1 + (((LCD_HEIGHT-2) * last_right) >> 16), LCD_WIDTH, LCD_HEIGHT/2+1 + (((LCD_HEIGHT-2) * right) >> 16) ); if (cur_x > 0) { rb->lcd_drawline( 0, LCD_HEIGHT/2-1 - (((LCD_HEIGHT-2) * left) >> 16), cur_x, LCD_HEIGHT/2-1 - (((LCD_HEIGHT-2) * cur_left) >> 16) ); rb->lcd_drawline( 0, LCD_HEIGHT/2+1 + (((LCD_HEIGHT-2) * right) >> 16), cur_x, LCD_HEIGHT/2+1 + (((LCD_HEIGHT-2) * cur_right) >> 16) ); } } break; case DRAW_PIXEL: left = last_left; right = last_right; dl = (cur_left - left) / d; dr = (cur_right - right) / d; for (x = last_pos + 1; d > 0; x++, d--) { if (x == LCD_WIDTH) x = 0; left += dl; right += dr; rb->lcd_drawpixel(x, LCD_HEIGHT/2-1 - (((LCD_HEIGHT-2) * left) >> 16)); rb->lcd_drawpixel(x, LCD_HEIGHT/2+1 + (((LCD_HEIGHT-2) * right) >> 16)); } break; } last_left = cur_left; last_right = cur_right; if (displaymsg) { int width; rb->lcd_getstringsize(message, &width, NULL); last_pos -= width - 1; rb->lcd_putsxy(last_pos, 0, message); displaymsg = false; if (last_pos < 0) last_pos = 0; } if (full_update) { rb->lcd_update(); } else { #if LCD_DEPTH > 1 /* cursor bar */ rb->lcd_set_foreground(CURSOR_COLOR); rb->lcd_vline(cur_x + 1, 0, LCD_HEIGHT-1); rb->lcd_set_foreground(GRAPH_COLOR); #else rb->lcd_set_drawmode(DRMODE_COMPLEMENT); rb->lcd_vline(cur_x + 1, 0, LCD_HEIGHT-1); rb->lcd_set_drawmode(DRMODE_SOLID); #endif if (cur_x > last_pos) { rb->lcd_update_rect(last_pos, 0, cur_x - last_pos + 2, LCD_HEIGHT); } else { rb->lcd_update_rect(last_pos, 0, LCD_WIDTH - last_pos, LCD_HEIGHT); rb->lcd_update_rect(0, 0, cur_x + 2, LCD_HEIGHT); } } last_pos = cur_x; } void anim_vertical(int cur_left, int cur_right) { int cur_y, y; int left, right, dl, dr; long cur_tick = *rb->current_tick; long d = (cur_tick - last_tick) / osc.delay; bool full_update = false; if (d == 0) /* too early, bail out */ return; last_tick = cur_tick; if (d > HZ) /* first call or too much delay, (re)start */ { last_left = cur_left; last_right = cur_right; return; } cur_y = last_pos + d; if (cur_y >= LCD_HEIGHT) { if (osc.advance == ADV_SCROLL) { int shift = cur_y - (LCD_HEIGHT-1); xlcd_scroll_up(shift); full_update = true; cur_y -= shift; last_pos -= shift; } else { cur_y -= LCD_HEIGHT; } } rb->lcd_set_drawmode(DRMODE_SOLID|DRMODE_INVERSEVID); if (cur_y > last_pos) { rb->lcd_fillrect(0, last_pos + 1, LCD_WIDTH, d); } else { rb->lcd_fillrect(0, last_pos + 1, LCD_WIDTH, LCD_HEIGHT - last_pos); rb->lcd_fillrect(0, 0, LCD_WIDTH, cur_y + 1); } rb->lcd_set_drawmode(DRMODE_SOLID); switch (osc.draw) { case DRAW_FILLED: left = last_left; right = last_right; dl = (cur_left - left) / d; dr = (cur_right - right) / d; for (y = last_pos + 1; d > 0; y++, d--) { if (y == LCD_HEIGHT) y = 0; left += dl; right += dr; rb->lcd_hline(LCD_WIDTH/2-1, LCD_WIDTH/2-1 - (((LCD_WIDTH-2) * left) >> 16), y); rb->lcd_hline(LCD_WIDTH/2+1, LCD_WIDTH/2+1 + (((LCD_WIDTH-2) * right) >> 16), y); } break; case DRAW_LINE: if (cur_y > last_pos) { rb->lcd_drawline( LCD_WIDTH/2-1 - (((LCD_WIDTH-2) * last_left) >> 16), last_pos, LCD_WIDTH/2-1 - (((LCD_WIDTH-2) * cur_left) >> 16), cur_y ); rb->lcd_drawline( LCD_WIDTH/2+1 + (((LCD_WIDTH-2) * last_right) >> 16), last_pos, LCD_WIDTH/2+1 + (((LCD_WIDTH-2) * cur_right) >> 16), cur_y ); } else { left = last_left + (LCD_HEIGHT - last_pos) * (last_left - cur_left) / d; right = last_right + (LCD_HEIGHT - last_pos) * (last_right - cur_right) / d; rb->lcd_drawline( LCD_WIDTH/2-1 - (((LCD_WIDTH-2) * last_left) >> 16), last_pos, LCD_WIDTH/2-1 - (((LCD_WIDTH-2) * left) >> 16), LCD_HEIGHT ); rb->lcd_drawline( LCD_WIDTH/2+1 + (((LCD_WIDTH-2) * last_right) >> 16), last_pos, LCD_WIDTH/2+1 + (((LCD_WIDTH-2) * right) >> 16), LCD_HEIGHT ); if (cur_y > 0) { rb->lcd_drawline( LCD_WIDTH/2-1 - (((LCD_WIDTH-2) * left) >> 16), 0, LCD_WIDTH/2-1 - (((LCD_WIDTH-2) * cur_left) >> 16), cur_y ); rb->lcd_drawline( LCD_WIDTH/2+1 + (((LCD_WIDTH-2) * right) >> 16), 0, LCD_WIDTH/2+1 + (((LCD_WIDTH-2) * cur_right) >> 16), cur_y ); } } break; case DRAW_PIXEL: left = last_left; right = last_right; dl = (cur_left - left) / d; dr = (cur_right - right) / d; for (y = last_pos + 1; d > 0; y++, d--) { if (y == LCD_HEIGHT) y = 0; left += dl; right += dr; rb->lcd_drawpixel(LCD_WIDTH/2-1 - (((LCD_WIDTH-2) * left) >> 16), y); rb->lcd_drawpixel(LCD_WIDTH/2+1 + (((LCD_WIDTH-2) * right) >> 16), y); } break; } last_left = cur_left; last_right = cur_right; if (displaymsg) { last_pos -= font_height - 1; rb->lcd_putsxy(0, last_pos, message); displaymsg = false; if (last_pos < 0) last_pos = 0; } if (full_update) { rb->lcd_update(); } else { #if LCD_DEPTH > 1 /* cursor bar */ rb->lcd_set_foreground(CURSOR_COLOR); rb->lcd_hline(0, LCD_WIDTH-1, cur_y + 1); rb->lcd_set_foreground(GRAPH_COLOR); #else rb->lcd_set_drawmode(DRMODE_COMPLEMENT); rb->lcd_hline(0, LCD_WIDTH-1, cur_y + 1); rb->lcd_set_drawmode(DRMODE_SOLID); #endif if (cur_y > last_pos) { rb->lcd_update_rect(0, last_pos, LCD_WIDTH, cur_y - last_pos + 2); } else { rb->lcd_update_rect(0, last_pos, LCD_WIDTH, LCD_HEIGHT - last_pos); rb->lcd_update_rect(0, 0, LCD_WIDTH, cur_y + 2); } } last_pos = cur_y; } void cleanup(void *parameter) { (void)parameter; #if LCD_DEPTH > 1 rb->lcd_set_foreground(LCD_DEFAULT_FG); rb->lcd_set_background(LCD_DEFAULT_BG); #endif /* Turn on backlight timeout (revert to settings) */ backlight_use_settings(rb); /* backlight control in lib/helper.c */ } enum plugin_status plugin_start(const struct plugin_api* api, const void* parameter) { int button, vol; int lastbutton = BUTTON_NONE; bool exit = false; bool paused = false; bool tell_speed; (void)parameter; rb = api; xlcd_init(rb); configfile_init(rb); configfile_load(cfg_filename, disk_config, sizeof(disk_config) / sizeof(disk_config[0]), CFGFILE_MINVERSION); rb->memcpy(&osc, &osc_disk, sizeof(osc)); /* copy to running config */ #if LCD_DEPTH > 1 rb->lcd_set_foreground(GRAPH_COLOR); rb->lcd_set_background(BACKG_COLOR); rb->lcd_set_backdrop(NULL); rb->lcd_clear_display(); rb->lcd_update(); #endif /* Turn off backlight timeout */ backlight_force_on(rb); /* backlight control in lib/helper.c */ rb->lcd_getstringsize("A", NULL, &font_height); while (!exit) { if (!paused) { int left, right; rb->sleep(MAX(last_tick + osc.delay - *rb->current_tick - 1, 0)); #if (CONFIG_CODEC == MAS3587F) || (CONFIG_CODEC == MAS3539F) left = rb->mas_codec_readreg(0xC); right = rb->mas_codec_readreg(0xD); #elif (CONFIG_CODEC == SWCODEC) rb->pcm_calculate_peaks(&left, &right); #endif if (osc.orientation == OSC_HORIZ) anim_horizontal(left, right); else anim_vertical(left, right); } tell_speed = false; button = rb->button_get(paused); switch (button) { #ifdef OSCILLOSCOPE_RC_QUIT case OSCILLOSCOPE_RC_QUIT: #endif case OSCILLOSCOPE_QUIT: exit = true; break; case OSCILLOSCOPE_ADVMODE: if (++osc.advance >= MAX_ADV) osc.advance = 0; break; case OSCILLOSCOPE_DRAWMODE: #ifdef OSCILLOSCOPE_DRAWMODE_PRE if (lastbutton != OSCILLOSCOPE_DRAWMODE_PRE) break; #endif if (++osc.draw >= MAX_DRAW) osc.draw = 0; break; case OSCILLOSCOPE_ORIENTATION: #ifdef OSCILLOSCOPE_ORIENTATION_PRE if (lastbutton != OSCILLOSCOPE_ORIENTATION_PRE) break; #endif if (++osc.orientation >= MAX_OSC) osc.orientation = 0; last_pos = 0; last_tick = 0; displaymsg = false; rb->lcd_clear_display(); rb->lcd_update(); break; case OSCILLOSCOPE_PAUSE: paused = !paused; last_tick = 0; break; case OSCILLOSCOPE_SPEED_UP: case OSCILLOSCOPE_SPEED_UP | BUTTON_REPEAT: if (osc.delay > 1) { osc.delay--; tell_speed = true; } break; case OSCILLOSCOPE_SPEED_DOWN: case OSCILLOSCOPE_SPEED_DOWN | BUTTON_REPEAT: osc.delay++; tell_speed = true; break; case OSCILLOSCOPE_VOL_UP: case OSCILLOSCOPE_VOL_UP | BUTTON_REPEAT: vol = rb->global_settings->volume; if (vol < rb->sound_max(SOUND_VOLUME)) { vol++; rb->sound_set(SOUND_VOLUME, vol); rb->global_settings->volume = vol; } break; case OSCILLOSCOPE_VOL_DOWN: case OSCILLOSCOPE_VOL_DOWN | BUTTON_REPEAT: vol = rb->global_settings->volume; if (vol > rb->sound_min(SOUND_VOLUME)) { vol--; rb->sound_set(SOUND_VOLUME, vol); rb->global_settings->volume = vol; } break; default: if (rb->default_event_handler_ex(button, cleanup, NULL) == SYS_USB_CONNECTED) return PLUGIN_USB_CONNECTED; break; } if (button != BUTTON_NONE) lastbutton = button; if (tell_speed) { rb->snprintf(message, sizeof(message), "%s%d", (osc.orientation == OSC_VERT) ? "Speed: " : "", 100 / osc.delay); displaymsg = true; } } cleanup(NULL); if (rb->memcmp(&osc, &osc_disk, sizeof(osc))) /* save settings if changed */ { rb->memcpy(&osc_disk, &osc, sizeof(osc)); configfile_save(cfg_filename, disk_config, sizeof(disk_config) / sizeof(disk_config[0]), CFGFILE_VERSION); } return PLUGIN_OK; } #endif /* HAVE_LCD_BITMAP */