diff options
Diffstat (limited to 'src/userspace/libgui/draw.c')
| -rw-r--r-- | src/userspace/libgui/draw.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/src/userspace/libgui/draw.c b/src/userspace/libgui/draw.c new file mode 100644 index 0000000..adcdec2 --- /dev/null +++ b/src/userspace/libgui/draw.c @@ -0,0 +1,21 @@ +#include <stdint.h> +#include <gui.h> + +void gui_draw_rectangle(int x1, int y1, int x2, int y2, const u32 color[3]) +{ + int pos1 = x1 * vbe_bpl + y1 * vbe_pitch; + char *draw = (char *)&fb[pos1]; + for (int i = 0; i <= y2 - y1; i++) { + for (int j = 0; j <= x2 - x1; j++) { + draw[vbe_bpl * j] = (char)color[2]; + draw[vbe_bpl * j + 1] = (char)color[1]; + draw[vbe_bpl * j + 2] = (char)color[0]; + } + draw += vbe_pitch; + } +} + +void gui_screen_clear() +{ + gui_draw_rectangle(0, 0, vbe_width - 1, vbe_height - 1, terminal_background); +}
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