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109 lines
3.2 KiB
C
109 lines
3.2 KiB
C
#ifndef __TEXTBUFFER_H
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#define __TEXTBUFFER_H
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/* Make sure TEXT_CHUNK_REC is not slightly more than a page, as that
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wastes a lot of memory. */
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#define LINE_TEXT_CHUNK_SIZE (16384 - 16)
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#define LINE_COLOR_BG 0x20
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#define LINE_COLOR_DEFAULT 0x10
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enum {
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LINE_CMD_EOL=0x80, /* line ends here */
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LINE_CMD_CONTINUE, /* line continues in next block */
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LINE_CMD_COLOR0, /* change to black, would be same as \0\0 but it breaks things.. */
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LINE_CMD_UNDERLINE, /* enable/disable underlining */
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LINE_CMD_REVERSE, /* enable/disable reversed text */
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LINE_CMD_INDENT, /* if line is split, indent it at this position */
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LINE_CMD_BLINK, /* enable/disable blink */
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LINE_CMD_BOLD, /* enable/disable bold */
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LINE_CMD_ITALIC, /* enable/disable italic */
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LINE_CMD_MONOSPACE, /* enable/disable monospace (gui only) */
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LINE_COLOR_EXT, /* extended color */
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LINE_COLOR_EXT_BG, /* extended bg */
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#ifdef TERM_TRUECOLOR
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LINE_COLOR_24, /* 24bit color */
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#endif
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};
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typedef struct {
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int level;
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time_t time;
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} LINE_INFO_REC;
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typedef struct _LINE_REC {
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/* Text in the line. \0 means that the next char will be a
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color or command.
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If the 7th bit is set, the lowest 7 bits are the command
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(see LINE_CMD_xxxx). Otherwise they specify a color change:
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Bit:
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5 - Setting a background color
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4 - Use "default terminal color"
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0-3 - Color
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DO NOT ADD BLACK WITH \0\0 - this will break things. Use
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LINE_CMD_COLOR0 instead. */
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struct _LINE_REC *prev, *next;
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unsigned char *text;
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LINE_INFO_REC info;
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} LINE_REC;
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typedef struct {
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unsigned char buffer[LINE_TEXT_CHUNK_SIZE];
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int pos;
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int refcount;
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} TEXT_CHUNK_REC;
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typedef struct {
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GSList *text_chunks;
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LINE_REC *first_line;
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int lines_count;
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LINE_REC *cur_line;
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TEXT_CHUNK_REC *cur_text;
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int last_fg;
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int last_bg;
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int last_flags;
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unsigned int last_eol:1;
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} TEXT_BUFFER_REC;
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/* Create new buffer */
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TEXT_BUFFER_REC *textbuffer_create(void);
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/* Destroy the buffer */
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void textbuffer_destroy(TEXT_BUFFER_REC *buffer);
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LINE_REC *textbuffer_line_last(TEXT_BUFFER_REC *buffer);
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int textbuffer_line_exists_after(LINE_REC *line, LINE_REC *search);
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void textbuffer_line_add_colors(TEXT_BUFFER_REC *buffer, LINE_REC **line,
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int fg, int bg, int flags);
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/* Append text to buffer. When \0<EOL> is found at the END OF DATA, a new
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line is created. You must send the EOL command before you can do anything
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else with the buffer. */
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LINE_REC *textbuffer_append(TEXT_BUFFER_REC *buffer,
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const unsigned char *data, int len,
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LINE_INFO_REC *info);
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LINE_REC *textbuffer_insert(TEXT_BUFFER_REC *buffer, LINE_REC *insert_after,
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const unsigned char *data, int len,
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LINE_INFO_REC *info);
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void textbuffer_remove(TEXT_BUFFER_REC *buffer, LINE_REC *line);
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/* Removes all lines from buffer, ignoring reference counters */
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void textbuffer_remove_all_lines(TEXT_BUFFER_REC *buffer);
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void textbuffer_line2text(LINE_REC *line, int coloring, GString *str);
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GList *textbuffer_find_text(TEXT_BUFFER_REC *buffer, LINE_REC *startline,
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int level, int nolevel, const char *text,
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int before, int after,
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int regexp, int fullword, int case_sensitive);
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void textbuffer_init(void);
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void textbuffer_deinit(void);
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#endif
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