/*************************************************************************** * __________ __ ___. * Open \______ \ ____ ____ | | _\_ |__ _______ ___ * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ * \/ \/ \/ \/ \/ * $Id$ * * Grayscale demo plugin * * Copyright (C) 2004 Jens Arnold * * All files in this archive are subject to the GNU General Public License. * See the file COPYING in the source tree root for full license agreement. * * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY * KIND, either express or implied. * ****************************************************************************/ #include "plugin.h" #if defined(HAVE_LCD_BITMAP) && (LCD_DEPTH < 4) && (CONFIG_LCD != LCD_IPOD2BPP) #include "gray.h" PLUGIN_HEADER /* variable button definitions */ #if CONFIG_KEYPAD == RECORDER_PAD #define GRAYSCALE_SHIFT BUTTON_ON #define GRAYSCALE_UP BUTTON_UP #define GRAYSCALE_DOWN BUTTON_DOWN #define GRAYSCALE_LEFT BUTTON_LEFT #define GRAYSCALE_RIGHT BUTTON_RIGHT #define GRAYSCALE_OFF BUTTON_OFF #elif CONFIG_KEYPAD == ONDIO_PAD #define GRAYSCALE_SHIFT BUTTON_MENU #define GRAYSCALE_UP BUTTON_UP #define GRAYSCALE_DOWN BUTTON_DOWN #define GRAYSCALE_LEFT BUTTON_LEFT #define GRAYSCALE_RIGHT BUTTON_RIGHT #define GRAYSCALE_OFF BUTTON_OFF #elif CONFIG_KEYPAD == IRIVER_H100_PAD #define GRAYSCALE_SHIFT BUTTON_ON #define GRAYSCALE_UP BUTTON_UP #define GRAYSCALE_DOWN BUTTON_DOWN #define GRAYSCALE_LEFT BUTTON_LEFT #define GRAYSCALE_RIGHT BUTTON_RIGHT #define GRAYSCALE_OFF BUTTON_OFF #elif (CONFIG_KEYPAD == IPOD_3G_PAD) || (CONFIG_KEYPAD == IPOD_4G_PAD) #define GRAYSCALE_SHIFT (BUTTON_SELECT | BUTTON_REL) #define GRAYSCALE_UP BUTTON_MENU #define GRAYSCALE_DOWN BUTTON_PLAY #define GRAYSCALE_LEFT BUTTON_LEFT #define GRAYSCALE_RIGHT BUTTON_RIGHT #define GRAYSCALE_OFF (BUTTON_SELECT | BUTTON_MENU) #endif #define GFX_HEIGHT (LCD_HEIGHT-8) #if LCD_WIDTH < 160 #define GFX_GRAYTONE_WIDTH 86 #define GFX_GRAYTONE_STEP 3 #else #define GFX_GRAYTONE_WIDTH 128 #define GFX_GRAYTONE_STEP 2 #endif /******************************* Globals ***********************************/ static struct plugin_api* rb; /* global api struct pointer */ static char pbuf[32]; /* global printf buffer */ static unsigned char *gbuf; static unsigned int gbuf_size = 0; /**************************** main function ********************************/ void cleanup(void *parameter) { (void)parameter; gray_release(); /* switch off overlay and deinitialize */ /* restore normal backlight setting */ rb->backlight_set_timeout(rb->global_settings->backlight_timeout); } /* this is only a demo of what the framework can do */ int main(void) { int shades, time; int x, y, i; int button, scroll_amount; bool black_border = false; static const unsigned char rockbox[] = { /* ........................................... * .####...###...###..#...#.####...###..#...#. * .#...#.#...#.#...#.#..#..#...#.#...#..#.#.. * .####..#...#.#.....###...####..#...#...#... * .#..#..#...#.#...#.#..#..#...#.#...#..#.#.. * .#...#..###...###..#...#.####...###..#...#. * ........................................... * 43 x 7 pixel, 1 bpp */ 0x00, 0x3E, 0x0A, 0x0A, 0x1A, 0x24, 0x00, 0x1C, 0x22, 0x22, 0x22, 0x1C, 0x00, 0x1C, 0x22, 0x22, 0x22, 0x14, 0x00, 0x3E, 0x08, 0x08, 0x14, 0x22, 0x00, 0x3E, 0x2A, 0x2A, 0x2A, 0x14, 0x00, 0x1C, 0x22, 0x22, 0x22, 0x1C, 0x00, 0x22, 0x14, 0x08, 0x14, 0x22, 0x00 }; static const unsigned char showing[] = { /* ....................................... * ..####.#...#..###..#...#.#.#...#..####. * .#.....#...#.#...#.#...#.#.##..#.#..... * ..###..#####.#...#.#.#.#.#.#.#.#.#..##. * .....#.#...#.#...#.#.#.#.#.#..##.#...#. * .####..#...#..###...#.#..#.#...#..####. * ....................................... * 39 x 7 pixel, 1 bpp */ 0x00, 0x24, 0x2A, 0x2A, 0x2A, 0x12, 0x00, 0x3E, 0x08, 0x08, 0x08, 0x3E, 0x00, 0x1C, 0x22, 0x22, 0x22, 0x1C, 0x00, 0x1E, 0x20, 0x18, 0x20, 0x1E, 0x00, 0x3E, 0x00, 0x3E, 0x04, 0x08, 0x10, 0x3E, 0x00, 0x1C, 0x22, 0x22, 0x2A, 0x3A, 0x00 }; static const unsigned char grayscale_gray[] = { /* ....................................................... * ..####.####...###..#...#..####..###...###..#.....#####. * .#.....#...#.#...#.#...#.#.....#...#.#...#.#.....#..... * .#..##.####..#####..#.#...###..#.....#####.#.....####.. * .#...#.#..#..#...#...#.......#.#...#.#...#.#.....#..... * ..####.#...#.#...#...#...####...###..#...#.#####.#####. * ....................................................... * 55 x 7 pixel, 8 bpp */ 110,110,110,110,110,110,110,110,110,110,110,110,110,110,110,110, 110,110,110,110,110,110,110,110,110,110,110,110,110,110,110,110, 110,110,110,110,110,110,110,110,110,110,110,110,110,110,110,110, 110,110,110,110,110,110,110, 120,120, 20, 20, 20, 20,120,222,222,222,222,120,120,120, 24, 24, 24,120,120,226,120,120,120,226,120,120, 28, 28, 28, 28,120,120, 230,230,230,120,120,120, 32, 32, 32,120,120,234,120,120,120,120, 120, 36, 36, 36, 36, 36,120, 130, 20,130,130,130,130,130,222,130,130,130,222,130, 24,130,130, 130, 24,130,226,130,130,130,226,130, 28,130,130,130,130,130,230, 130,130,130,230,130, 32,130,130,130, 32,130,234,130,130,130,130, 130, 36,130,130,130,130,130, 140, 20,140,140, 20, 20,140,222,222,222,222,140,140, 24, 24, 24, 24, 24,140,140,226,140,226,140,140,140, 28, 28, 28,140,140,230, 140,140,140,140,140, 32, 32, 32, 32, 32,140,234,140,140,140,140, 140, 36, 36, 36, 36,140,140, 130, 20,130,130,130, 20,130,222,130,130,222,130,130, 24,130,130, 130, 24,130,130,130,226,130,130,130,130,130,130,130, 28,130,230, 130,130,130,230,130, 32,130,130,130, 32,130,234,130,130,130,130, 130, 36,130,130,130,130,130, 120,120, 20, 20, 20, 20,120,222,120,120,120,222,120, 24,120,120, 120, 24,120,120,120,226,120,120,120, 28, 28, 28, 28,120,120,120, 230,230,230,120,120, 32,120,120,120, 32,120,234,234,234,234,234, 120, 36, 36, 36, 36, 36,120, 110,110,110,110,110,110,110,110,110,110,110,110,110,110,110,110, 110,110,110,110,110,110,110,110,110,110,110,110,110,110,110,110, 110,110,110,110,110,110,110,110,110,110,110,110,110,110,110,110, 110,110,110,110,110,110,110 }; if (rb->global_settings->backlight_timeout > 0) rb->backlight_set_timeout(1); /* keep the light on */ rb->lcd_setfont(FONT_SYSFIXED); /* select default font */ /* get the remainder of the plugin buffer */ gbuf = (unsigned char *) rb->plugin_get_buffer(&gbuf_size); /* initialize the greyscale buffer: Archos: 112 pixels wide, 7 rows (56 pixels) high, (try to) reserve 32 bitplanes for 33 shades of grey. H1x0: 160 pixels wide, 30 rows (120 pixels) high, (try to) reserve 32 bitplanes for 33 shades of grey. */ shades = gray_init(rb, gbuf, gbuf_size, true, LCD_WIDTH, GFX_HEIGHT/8, 32, NULL) + 1; /* place greyscale overlay 1 row down */ gray_set_position(0, 1); rb->snprintf(pbuf, sizeof(pbuf), "Shades: %d", shades); rb->lcd_puts(0, 0, pbuf); rb->lcd_update(); #if !defined(SIMULATOR) && defined(HAVE_ADJUSTABLE_CPU_FREQ) rb->cpu_boost(true); #endif gray_show(true); /* switch on greyscale overlay */ time = *rb->current_tick; /* start time measurement */ gray_set_background(150); gray_clear_display(); /* fill everything with grey 150 */ /* draw a dark grey line star background */ gray_set_foreground(80); for (y = 0; y < GFX_HEIGHT; y += 8) /* horizontal part */ { gray_drawline(0, y, (LCD_WIDTH-1), (GFX_HEIGHT-1) - y); /*grey lines */ } for (x = 10; x <= LCD_WIDTH; x += 10) /* vertical part */ { gray_drawline(x, 0, (LCD_WIDTH-1) - x, (GFX_HEIGHT-1)); /*grey lines */ } gray_set_foreground(0); gray_drawrect(0, 0, LCD_WIDTH, GFX_HEIGHT); /* black border */ /* draw grey tones */ for (i = 0; i < GFX_GRAYTONE_WIDTH; i++) { x = ((LCD_WIDTH-GFX_GRAYTONE_WIDTH)/2) + i; gray_set_foreground(GFX_GRAYTONE_STEP * i); /* vertical lines */ gray_vline(x, (GFX_HEIGHT/8), (GFX_HEIGHT-GFX_HEIGHT/8-1)); } gray_set_drawmode(DRMODE_COMPLEMENT); /* invert rectangle (lower half) */ gray_fillrect((LCD_WIDTH-GFX_GRAYTONE_WIDTH)/2, (GFX_HEIGHT/2+1), GFX_GRAYTONE_WIDTH, (GFX_HEIGHT/2-GFX_HEIGHT/8-1)); /* invert a line */ gray_hline((LCD_WIDTH-GFX_GRAYTONE_WIDTH)/2, (LCD_WIDTH+GFX_GRAYTONE_WIDTH)/2, (GFX_HEIGHT/2-1)); /* show bitmaps (1 bit and 8 bit) */ /* opaque */ gray_set_drawinfo(DRMODE_SOLID, 255, 100); gray_mono_bitmap(rockbox, MAX((LCD_WIDTH/2-47), ((LCD_WIDTH-GFX_GRAYTONE_WIDTH)/2)), (5*GFX_HEIGHT/16-4), 43, 7); /* transparent */ gray_set_drawinfo(DRMODE_FG, 0, 100); gray_mono_bitmap(showing, (LCD_WIDTH/2+4) , (5*GFX_HEIGHT/16-4), 39, 7); /* greyscale */ gray_gray_bitmap(grayscale_gray, ((LCD_WIDTH-55)/2), (11*GFX_HEIGHT/16-4), 55, 7); gray_update(); time = *rb->current_tick - time; /* end time measurement */ rb->snprintf(pbuf, sizeof(pbuf), "Shades: %d, %d.%02ds", shades, time / 100, time % 100); rb->lcd_puts(0, 0, pbuf); gray_deferred_lcd_update(); /* schedule an lcd_update() */ #if !defined(SIMULATOR) && defined(HAVE_ADJUSTABLE_CPU_FREQ) rb->cpu_boost(false); #endif /* drawing is now finished, play around with scrolling * until you press OFF or connect USB */ gray_set_background(255); while (true) { scroll_amount = 1; button = rb->button_get(true); if (rb->default_event_handler_ex(button, cleanup, NULL) == SYS_USB_CONNECTED) return PLUGIN_USB_CONNECTED; if (button & GRAYSCALE_SHIFT) { if (!black_border) { gray_set_background(0); black_border = true; } } else { if (black_border) { gray_set_background(255); black_border = false; } } if (button & BUTTON_REPEAT) scroll_amount = 4; switch (button & ~(GRAYSCALE_SHIFT | BUTTON_REPEAT)) { case GRAYSCALE_LEFT: gray_scroll_left(scroll_amount); /* scroll left */ gray_update(); break; case GRAYSCALE_RIGHT: gray_scroll_right(scroll_amount); /* scroll right */ gray_update(); break; case GRAYSCALE_UP: gray_scroll_up(scroll_amount); /* scroll up */ gray_update(); break; case GRAYSCALE_DOWN: gray_scroll_down(scroll_amount); /* scroll down */ gray_update(); break; case GRAYSCALE_OFF: cleanup(NULL); return PLUGIN_OK; } } } /*************************** Plugin entry point ****************************/ enum plugin_status plugin_start(struct plugin_api* api, void* parameter) { rb = api; /* copy to global api pointer */ (void)parameter; return main(); } #endif /* #ifdef HAVE_LCD_BITMAP */