static void splash_align_axis(int *axis, unsigned long panel_size,
unsigned long picture_size)
{
- unsigned long panel_picture_delta = panel_size - picture_size;
- unsigned long axis_alignment;
+ int panel_picture_delta = panel_size - picture_size;
+ int axis_alignment;
if (*axis == BMP_ALIGN_CENTER)
axis_alignment = panel_picture_delta / 2;
+ else if (abs(*axis) > (int)panel_size)
+ axis_alignment = panel_size;
else if (*axis < 0)
axis_alignment = panel_picture_delta + *axis + 1;
else
return;
-
- *axis = max(0, (int)axis_alignment);
+ *axis = axis_alignment;
}
#endif
#endif /* CONFIG_SPLASH_SCREEN_ALIGN */
bmap = (uchar *)bmp + get_unaligned_le32(&bmp->header.data_offset);
- if ((x + width) > pwidth)
+ if (x < 0) {
+ width += x;
+ bmap += -x * bmp_bpix / 8;
+ x = 0;
+ }
+ if ((x + width) > pwidth) {
width = pwidth - x;
+ }
+ if (y < 0) {
+ height += y;
+ y = 0;
+ }
if ((y + height) > panel_info.vl_row) {
+ bmap += (y + height - panel_info.vl_row) * bmp_bpix / 8 * padded_width;
height = panel_info.vl_row - y;
- bmap += (panel_info.vl_row - y) * padded_width;
}
fb = (uchar *)(lcd_base +