mirror of
https://github.com/netsurf-browser/netsurf
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974a4a21e1
This refactors the core "font" sizing API to be handled through gui function tables similar to every other core/frontend calling API.
77 lines
2.5 KiB
C
77 lines
2.5 KiB
C
/*
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* Copyright 2003 James Bursa <bursa@users.sourceforge.net>
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*
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* This file is part of NetSurf, http://www.netsurf-browser.org/
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*
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* NetSurf is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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*
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* NetSurf is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/**
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* \file
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* HTML layout (interface).
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*
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* The main interface to the layout code is layout_document(), which takes a
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* normalized box tree and assigns coordinates and dimensions to the boxes, and
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* also adds boxes to the tree (eg. when formatting lines of text).
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*/
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#ifndef _NETSURF_RENDER_LAYOUT_H_
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#define _NETSURF_RENDER_LAYOUT_H_
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struct box;
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struct html_content;
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struct gui_layout_table;
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/**
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* Calculate positions of boxes in a document.
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*
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* \param content content of type CONTENT_HTML
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* \param width available width
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* \param height available height
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* \return true on success, false on memory exhaustion
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*/
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bool layout_document(struct html_content *content, int width, int height);
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/**
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* Layout lines of text or inline boxes with floats.
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*
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* \param inline_container inline container box
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* \param width horizontal space available
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* \param cont ancestor box which defines horizontal space, for floats
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* \param cx box position relative to cont
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* \param cy box position relative to cont
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* \param content memory pool for any new boxes
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* \return true on success, false on memory exhaustion
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*/
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bool layout_inline_container(struct box *box, int width, struct box *cont, int cx, int cy, struct html_content *content);
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/**
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* Recursively calculate the descendant_[xy][01] values for a laid-out box tree
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* and inform iframe browser windows of their size and position.
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*
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* \param box tree of boxes to update
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*/
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void layout_calculate_descendant_bboxes(struct box *box);
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/**
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* Calculate minimum and maximum width of a table.
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*
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* \param table box of type TABLE
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* \param font_func Font functions
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* \post table->min_width and table->max_width filled in,
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* 0 <= table->min_width <= table->max_width
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*/
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void layout_minmax_table(struct box *table, const struct gui_layout_table *font_func);
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#endif
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