static void
form_scrolling_extent(HyperDocPage *page)
{
/*
* Check to see if there is a scrolling region
*/
if (page->scrolling) {
/*
* If there is then compute all the proper locations
*/
gExtentRegion = Scrolling;
right_margin_space = non_scroll_right_margin_space + gScrollbarWidth;
init_extents();
text_y = line_height;
compute_text_extent(page->scrolling->next);
if (!gInLine)
text_y = text_y - past_line_height;
else if (present_line_height > line_height)
text_y = text_y + present_line_height - line_height;
page->scrolling->height = text_y;
}
}
void
compute_scrolling_extent(HyperDocPage *page)
{
/* Check to see if there is a scrolling region */
if (!page->scrolling) {
return;
}
noop_count = 0;
/* If there is then compute all the proper locations */
gExtentRegion = Scrolling;
right_margin_space = non_scroll_right_margin_space + gScrollbarWidth;
init_extents();
text_y = line_height;
gLineNode = page->scrolling->next;
compute_text_extent(page->scrolling->next);
/*
* the following is an attempt to fix the bug where one cannot scroll
* down to a bitmap that is opened at the bottom of a page.
*/
/*
* TTT trial if(!gInLine)
*/
if (0) {
text_y = text_y - past_line_height;
}
else if (present_line_height > line_height)
text_y = text_y + present_line_height - line_height;
page->scrolling->height = text_y;
}
void
compute_header_extent(HyperDocPage *page)
{
/*
* Hopefully we will soon be able to actually compute the needed height
* for the header here
*/
int ty; /* UNUSED */
gExtentRegion = Header;
right_margin_space = non_scroll_right_margin_space;
init_extents();
ty = text_y = 3 * top_margin + line_height + max(page->title->height, twheight);
gLineNode = page->header->next;
compute_text_extent(page->header->next);
page->header->height = text_height(page->header->next, Endheader);
if (page->header->height) {
page->header->height += 1 / 2 * line_height;
page->top_scroll_margin = (gInLine) ? text_y : text_y - past_line_height;
if (!(page->page_flags & NOLINES))
page->top_scroll_margin += (int) line_height / 2;
page->top_scroll_margin += gWindow->border_width + 2 * top_margin;
}
else {
page->top_scroll_margin = page->title->height + gWindow->border_width +
2 * scroll_top_margin;
}
}
static void
form_header_extent(HyperDocPage *page)
{
/*
* Hopefully I will soon be able to actually compute the needed height
* for the header here
*/
gExtentRegion = Header;
right_margin_space = non_scroll_right_margin_space;
init_extents();
text_y = top_margin + line_height;
compute_text_extent(page->header->next);
page->header->height = (gInLine) ? text_y : text_y - past_line_height;
if (!(page->page_flags & NOLINES))
page->header->height += (int) line_height / 2;
page->header->height += gWindow->border_width;
}
static void
form_footer_extent(HyperDocPage *page)
{
if (page->footer) {
gExtentRegion = Footer;
right_margin_space = non_scroll_right_margin_space;
init_extents();
compute_text_extent(page->footer->next);
/*
* I inserted the 2nd arg to text_height below because it
* was missing. Perhaps there is a better value for it.
*/
page->footer->height = text_height(page->footer->next,
page->footer->next->type);
if ((!page->page_flags & NOLINES))
page->footer->height += (int) line_height / 2;
}
}
uint64_t Inode::go_to_extent_blk()
{
uint64_t t;
uint16_t length;
uint64_t blk_nb;
if (!__extents)
__extents = init_extents();
length = __extents_list.front().first;
blk_nb = __extents_list.front().second;
if (__offset_in_extent >= length)
{
__extents_list.pop_front();
if (__extents_list.empty())
return 0;
blk_nb = __extents_list.front().second;
__offset_in_extent = 0;
}
t = __offset_in_extent + blk_nb;
__offset_in_extent++;
return t;
}
void
compute_footer_extent(HyperDocPage * page)
{
if (page->footer) {
gExtentRegion = Footer;
right_margin_space = non_scroll_right_margin_space;
init_extents();
present_line_height = line_height;
text_y = line_height;
gLineNode = page->footer->next;
compute_text_extent(page->footer->next);
page->footer->height = text_height(page->footer->next, Endfooter);
if (page->footer->height) {
if ((!page->page_flags & NOLINES))
page->footer->height += (int) line_height / 2;
page->bot_scroll_margin = gWindow->height -
page->footer->height - bottom_margin
- gWindow->border_width + top_margin;
}
else
page->bot_scroll_margin = gWindow->height;
}
}
