On Thu, Jun 23, 2016 at 10:35:32PM -0700, Andrey Smirnov wrote: > Add a function to draw solid vertical or horizontal bars. > > Signed-off-by: Andrey Smirnov <andrew.smirnov@xxxxxxxxx> > --- > include/gui/graphic_utils.h | 3 +++ > lib/gui/graphic_utils.c | 26 ++++++++++++++++++++++++++ > 2 files changed, 29 insertions(+) > > diff --git a/include/gui/graphic_utils.h b/include/gui/graphic_utils.h > index 231b3a9..279fdf9 100644 > --- a/include/gui/graphic_utils.h > +++ b/include/gui/graphic_utils.h > @@ -28,4 +28,7 @@ void gu_invert_area(struct fb_info *info, void *buf, int startx, int starty, int > void gu_screen_blit_area(struct screen *sc, int startx, int starty, int width, > int height); > > +void gu_fill_rectangle(struct screen *sc, > + int x1, int y1, int x2, int y2, > + u8 r, u8 g, u8 b, u8 a); > #endif /* __GRAPHIC_UTILS_H__ */ > diff --git a/lib/gui/graphic_utils.c b/lib/gui/graphic_utils.c > index 2fe9fa3..c6c4373 100644 > --- a/lib/gui/graphic_utils.c > +++ b/lib/gui/graphic_utils.c > @@ -336,3 +336,29 @@ void gu_screen_blit(struct screen *sc) > if (info->screen_base_shadow) > memcpy(info->screen_base, info->screen_base_shadow, sc->fbsize); > } > + > +void gu_fill_rectangle(struct screen *sc, > + int x1, int y1, int x2, int y2, > + u8 r, u8 g, u8 b, u8 a) > +{ > + int y; > + void *buf = gui_screen_render_buffer(sc); > + > + BUG_ON(x1 < 0 || y1 < 0 || > + x2 < 0 || y2 < 0); Not sure if this should be a bug. How about cropping the rectangle to the screen boundaries instead? The same test should be donw for the lower right corner. Sascha > + > + if (x2 < x1) > + swap(x1, x2); > + if (y2 < y1) > + swap(y1, y2); > + > + for(y = y1; y <= y2; y++) { > + int x; > + unsigned char *pixel = buf + y * sc->info->line_length + > + x1 * (sc->info->bits_per_pixel / 8); > + for(x = x1; x <= x2; x++) { > + gu_set_rgba_pixel(sc->info, pixel, r, g, b, a); > + pixel += sc->info->bits_per_pixel / 8; > + } > + } > +} > -- > 2.5.5 > > > _______________________________________________ > barebox mailing list > barebox@xxxxxxxxxxxxxxxxxxx > http://lists.infradead.org/mailman/listinfo/barebox > -- Pengutronix e.K. | | Industrial Linux Solutions | http://www.pengutronix.de/ | Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 | _______________________________________________ barebox mailing list barebox@xxxxxxxxxxxxxxxxxxx http://lists.infradead.org/mailman/listinfo/barebox