uint8_t u8g_pb_IsIntersection(u8g_pb_t *pb, u8g_dev_arg_bbx_t *bbx)
{
u8g_uint_t tmp;
tmp = bbx->y;
tmp += bbx->h;
tmp--;
if ( u8g_pb_IsYIntersection(pb, bbx->y, tmp) == 0 )
return 0;
/* maybe this one can be skiped... probability is very high to have an intersection, so it would be ok to always return 1 */
tmp = bbx->x;
tmp += bbx->w;
tmp--;
return u8g_pb_IsXIntersection(pb, bbx->x, tmp);
}
uint8_t u8g_pb_Is8PixelVisible(u8g_pb_t *b, u8g_dev_arg_pixel_t *arg_pixel)
{
u8g_uint_t v0, v1;
v0 = arg_pixel->y;
v1 = v0;
switch( arg_pixel->dir )
{
case 0:
break;
case 1:
v1 += 8; /* this is independent from the page height */
break;
case 2:
break;
case 3:
v0 -= 8;
break;
}
return u8g_pb_IsYIntersection(b, v0, v1);
}
uint8_t u8g_dev_gprof_fn(u8g_t *u8g, u8g_dev_t *dev, uint8_t msg, void *arg)
{
u8g_pb_t *pb = (u8g_pb_t *)(dev->dev_mem);
switch(msg)
{
case U8G_DEV_MSG_INIT:
break;
case U8G_DEV_MSG_STOP:
break;
case U8G_DEV_MSG_PAGE_FIRST:
u8g_pb_Clear(pb);
u8g_page_First(&(pb->p));
break;
case U8G_DEV_MSG_PAGE_NEXT:
/*
{
uint8_t i, j;
uint8_t page_height;
page_height = pb->p.page_y1;
page_height -= pb->p.page_y0;
page_height++;
for( j = 0; j < page_height; j++ )
{
printf("%02d ", j);
for( i = 0; i < WIDTH; i++ )
{
if ( (u8g_pb_dev_stdout_buf[i] & (1<<j)) != 0 )
printf("#");
else
printf(".");
}
printf("\n");
}
}
*/
if ( u8g_page_Next(&(pb->p)) == 0 )
{
//printf("\n");
return 0;
}
u8g_pb_Clear(pb);
break;
#ifdef U8G_DEV_MSG_IS_BBX_INTERSECTION
case U8G_DEV_MSG_IS_BBX_INTERSECTION:
{
u8g_dev_arg_bbx_t *bbx = (u8g_dev_arg_bbx_t *)arg;
u8g_uint_t x2, y2;
y2 = bbx->y;
y2 += bbx->h;
y2--;
if ( u8g_pb_IsYIntersection(pb, bbx->y, y2) == 0 )
return 0;
/* maybe this one can be skiped... probability is very high to have an intersection, so it would be ok to always return 1 */
x2 = bbx->x;
x2 += bbx->w;
x2--;
if ( u8g_pb_IsXIntersection(pb, bbx->x, x2) == 0 )
return 0;
}
return 1;
#endif
case U8G_DEV_MSG_GET_PAGE_BOX:
u8g_pb_GetPageBox(pb, (u8g_box_t *)arg);
break;
case U8G_DEV_MSG_SET_COLOR_INDEX:
break;
case U8G_DEV_MSG_SET_XY_CB:
break;
}
return u8g_dev_pb8v1_base_fn(u8g, dev, msg, arg);
}
