50 lines
1.8 KiB
C
50 lines
1.8 KiB
C
/*
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* Copyright (c) 2013, 2014 Jonas 'Sortie' Termansen.
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*
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* display.h
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* Display handling.
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*/
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#ifndef EDITOR_DISPLAY_H
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#define EDITOR_DISPLAY_H
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#include <stddef.h>
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#include <stdint.h>
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struct editor;
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struct line;
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struct terminal_state;
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struct display_char
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{
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wchar_t character;
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uint8_t color;
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};
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size_t editor_display_column_of_line_offset(struct editor* editor,
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const struct line* line,
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size_t offset);
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size_t editor_line_offset_of_display_column(struct editor* editor,
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const struct line* line,
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size_t column);
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size_t displayed_string_length(const wchar_t* str, size_t len, size_t tabsize);
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struct display_char* expand_tabs(const wchar_t* str, size_t len, uint8_t* colors,
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size_t colors_len, size_t* ret_len_ptr,
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size_t tabsize);
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void render_editor(struct editor* editor, struct terminal_state* state);
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#endif
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