From 1ca298ced07327749b54321815f76fcddb2f9479 Mon Sep 17 00:00:00 2001 From: Matthias Weisser Date: Thu, 9 Jul 2009 16:07:30 +0200 Subject: Added support for splash screen positioning This patch adds support splash image positioning by adding an additional variable "splashpos" to the environment. Please see README for details. Signed-off-by: Matthias Weisser Acked-by: Matthias Fuchs Signed-off-by: Anatolij Gustschin --- common/lcd.c | 39 +++++++++++++++++++++++++++++++++++++-- 1 file changed, 37 insertions(+), 2 deletions(-) (limited to 'common/lcd.c') diff --git a/common/lcd.c b/common/lcd.c index 74a5c7769..b9a698d5c 100644 --- a/common/lcd.c +++ b/common/lcd.c @@ -620,6 +620,11 @@ void bitmap_plot (int x, int y) * Display the BMP file located at address bmp_image. * Only uncompressed. */ + +#ifdef CONFIG_SPLASH_SCREEN_ALIGN +#define BMP_ALIGN_CENTER 0x7FFF +#endif + int lcd_display_bitmap(ulong bmp_image, int x, int y) { #if !defined(CONFIG_MCC200) @@ -731,6 +736,19 @@ int lcd_display_bitmap(ulong bmp_image, int x, int y) #endif padded_line = (width&0x3) ? ((width&~0x3)+4) : (width); + +#ifdef CONFIG_SPLASH_SCREEN_ALIGN + if (x == BMP_ALIGN_CENTER) + x = max(0, (pwidth - width) / 2); + else if (x < 0) + x = max(0, pwidth - width + x + 1); + + if (y == BMP_ALIGN_CENTER) + y = max(0, (panel_info.vl_row - height) / 2); + else if (y < 0) + y = max(0, panel_info.vl_row - height + y + 1); +#endif /* CONFIG_SPLASH_SCREEN_ALIGN */ + if ((x + width)>pwidth) width = pwidth - x; if ((y + height)>panel_info.vl_row) @@ -809,9 +827,26 @@ static void *lcd_logo (void) static int do_splash = 1; if (do_splash && (s = getenv("splashimage")) != NULL) { - addr = simple_strtoul(s, NULL, 16); + int x = 0, y = 0; do_splash = 0; + addr = simple_strtoul (s, NULL, 16); +#ifdef CONFIG_SPLASH_SCREEN_ALIGN + if ((s = getenv ("splashpos")) != NULL) { + if (s[0] == 'm') + x = BMP_ALIGN_CENTER; + else + x = simple_strtol (s, NULL, 0); + + if ((s = strchr (s + 1, ',')) != NULL) { + if (s[1] == 'm') + y = BMP_ALIGN_CENTER; + else + y = simple_strtol (s + 1, NULL, 0); + } + } +#endif /* CONFIG_SPLASH_SCREEN_ALIGN */ + #ifdef CONFIG_VIDEO_BMP_GZIP bmp_image_t *bmp = (bmp_image_t *)addr; unsigned long len; @@ -822,7 +857,7 @@ static void *lcd_logo (void) } #endif - if (lcd_display_bitmap (addr, 0, 0) == 0) { + if (lcd_display_bitmap (addr, x, y) == 0) { return ((void *)lcd_base); } } -- cgit v1.2.3