mirror of
https://github.com/netsurf-browser/netsurf
synced 2024-12-22 12:12:35 +03:00
77 lines
2.5 KiB
C
77 lines
2.5 KiB
C
/*
|
|
* Copyright 2003 James Bursa <bursa@users.sourceforge.net>
|
|
*
|
|
* This file is part of NetSurf, http://www.netsurf-browser.org/
|
|
*
|
|
* NetSurf is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; version 2 of the License.
|
|
*
|
|
* NetSurf is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
/**
|
|
* \file
|
|
* HTML layout (interface).
|
|
*
|
|
* The main interface to the layout code is layout_document(), which takes a
|
|
* normalized box tree and assigns coordinates and dimensions to the boxes, and
|
|
* also adds boxes to the tree (eg. when formatting lines of text).
|
|
*/
|
|
|
|
#ifndef _NETSURF_RENDER_LAYOUT_H_
|
|
#define _NETSURF_RENDER_LAYOUT_H_
|
|
|
|
struct box;
|
|
struct html_content;
|
|
struct gui_layout_table;
|
|
|
|
/**
|
|
* Calculate positions of boxes in a document.
|
|
*
|
|
* \param content content of type CONTENT_HTML
|
|
* \param width available width
|
|
* \param height available height
|
|
* \return true on success, false on memory exhaustion
|
|
*/
|
|
bool layout_document(struct html_content *content, int width, int height);
|
|
|
|
/**
|
|
* Layout lines of text or inline boxes with floats.
|
|
*
|
|
* \param box inline container box
|
|
* \param width horizontal space available
|
|
* \param cont ancestor box which defines horizontal space, for floats
|
|
* \param cx box position relative to cont
|
|
* \param cy box position relative to cont
|
|
* \param content memory pool for any new boxes
|
|
* \return true on success, false on memory exhaustion
|
|
*/
|
|
bool layout_inline_container(struct box *box, int width, struct box *cont, int cx, int cy, struct html_content *content);
|
|
|
|
/**
|
|
* Recursively calculate the descendant_[xy][01] values for a laid-out box tree
|
|
* and inform iframe browser windows of their size and position.
|
|
*
|
|
* \param box tree of boxes to update
|
|
*/
|
|
void layout_calculate_descendant_bboxes(struct box *box);
|
|
|
|
/**
|
|
* Calculate minimum and maximum width of a table.
|
|
*
|
|
* \param table box of type TABLE
|
|
* \param font_func Font functions
|
|
* \post table->min_width and table->max_width filled in,
|
|
* 0 <= table->min_width <= table->max_width
|
|
*/
|
|
void layout_minmax_table(struct box *table, const struct gui_layout_table *font_func);
|
|
|
|
#endif
|