X-Git-Url: https://git.karo-electronics.de/?p=oswald.git;a=blobdiff_plain;f=ui%2FLcdDisplay.c;h=725908a4ab999860fbe6cb865b69ad6bfab5baa1;hp=f889bbc4ba7b7b118f95ff2212fd5379a090831d;hb=b83e605bc8ba69950a84b6ed268f0c196f68762c;hpb=5d0ff002cee35d109f4a60eff415b2db556fb8f4

diff --git a/ui/LcdDisplay.c b/ui/LcdDisplay.c
index f889bbc..725908a 100644
--- a/ui/LcdDisplay.c
+++ b/ui/LcdDisplay.c
@@ -5,6 +5,21 @@
 
 #include "LcdDisplay.h"
 
+void oswald_draw_bitmap(const uint8_t xstart, const uint8_t ystart, const uint8_t width, const uint8_t height, const void *bmp)
+{
+	uint8_t x, y;
+	uint8_t *cb;
+
+	// we only draw set pixel, unset pixel remain as they are
+	for (y=0; y<height; y++) {
+		for (x=0; x<width; x++) {
+			cb = (uint8_t *)(bmp + (y * ((width / 8)+((width % 8) ? 1:0))) + (x / 8));
+			if (*cb & (1 << (x % 8)))
+				hal_lcd_set_pixel(xstart + x, ystart + y, TRUE);
+		}
+	}
+}
+
 void DrawLcdLineBresenham(u8t xstart, u8t ystart, u8t xend, u8t yend)
 {
 	int x, y, t, dx, dy, incx, incy, pdx, pdy, ddx, ddy, es, el, err;