diff options
Diffstat (limited to 'source/blender/blenkernel/intern/text.c')
| -rw-r--r-- | source/blender/blenkernel/intern/text.c | 110 |
1 files changed, 91 insertions, 19 deletions
diff --git a/source/blender/blenkernel/intern/text.c b/source/blender/blenkernel/intern/text.c index 322b77e0462..3936c533a41 100644 --- a/source/blender/blenkernel/intern/text.c +++ b/source/blender/blenkernel/intern/text.c @@ -38,12 +38,12 @@ #include "MEM_guardedalloc.h" +#include "BLI_utildefines.h" #include "BLI_path_util.h" #include "BLI_string.h" #include "BLI_string_cursor_utf8.h" #include "BLI_string_utf8.h" #include "BLI_listbase.h" -#include "BLI_utildefines.h" #include "BLI_fileops.h" #include "DNA_constraint_types.h" @@ -171,9 +171,8 @@ void BKE_text_free(Text *text) #endif } -Text *BKE_text_add(const char *name) +Text *BKE_text_add(Main *bmain, const char *name) { - Main *bmain = G.main; Text *ta; TextLine *tmp; @@ -363,9 +362,8 @@ int BKE_text_reload(Text *text) return 1; } -Text *BKE_text_load(const char *file, const char *relpath) +Text *BKE_text_load(Main *bmain, const char *file, const char *relpath) { - Main *bmain = G.main; FILE *fp; int i, llen, len; unsigned char *buffer; @@ -793,6 +791,29 @@ int txt_utf8_index_to_offset(const char *str, int index) return offset; } +int txt_utf8_offset_to_column(const char *str, int offset) +{ + int column = 0, pos = 0; + while (pos < offset) { + column += BLI_str_utf8_char_width_safe(str + pos); + pos += BLI_str_utf8_size_safe(str + pos); + } + return column; +} + +int txt_utf8_column_to_offset(const char *str, int column) +{ + int offset = 0, pos = 0, col; + while (pos < column) { + col = BLI_str_utf8_char_width_safe(str + offset); + if (pos + col > column) + break; + offset += BLI_str_utf8_size_safe(str + offset); + pos += col; + } + return offset; +} + /* returns the real number of characters in string */ /* not the same as BLI_strlen_utf8, which returns length for wide characters */ static int txt_utf8_len(const char *src) @@ -806,6 +827,17 @@ static int txt_utf8_len(const char *src) return len; } +static int txt_utf8_width(const char *src) +{ + int col = 0; + + for (; *src; src += BLI_str_utf8_size(src)) { + col += BLI_str_utf8_char_width(src); + } + + return col; +} + void txt_move_up(Text *text, short sel) { TextLine **linep; @@ -817,10 +849,10 @@ void txt_move_up(Text *text, short sel) if (!*linep) return; if ((*linep)->prev) { - int index = txt_utf8_offset_to_index((*linep)->line, *charp); + int column = txt_utf8_offset_to_column((*linep)->line, *charp); *linep = (*linep)->prev; - if (index > txt_utf8_len((*linep)->line)) *charp = (*linep)->len; - else *charp = txt_utf8_index_to_offset((*linep)->line, index); + if (column > txt_utf8_width((*linep)->line)) *charp = (*linep)->len; + else *charp = txt_utf8_column_to_offset((*linep)->line, column); } else { @@ -841,10 +873,10 @@ void txt_move_down(Text *text, short sel) if (!*linep) return; if ((*linep)->next) { - int index = txt_utf8_offset_to_index((*linep)->line, *charp); + int column = txt_utf8_offset_to_column((*linep)->line, *charp); *linep = (*linep)->next; - if (index > txt_utf8_len((*linep)->line)) *charp = (*linep)->len; - else *charp = txt_utf8_index_to_offset((*linep)->line, index); + if (column > txt_utf8_width((*linep)->line)) *charp = (*linep)->len; + else *charp = txt_utf8_column_to_offset((*linep)->line, column); } else { txt_move_eol(text, sel); @@ -932,13 +964,15 @@ void txt_move_right(Text *text, short sel) tabsize++; (*charp) = i; } - else (*charp) += BLI_str_utf8_size((*linep)->line + *charp); + else { + (*charp) += BLI_str_utf8_size((*linep)->line + *charp); + } } if (!sel) txt_pop_sel(text); } -void txt_jump_left(Text *text, short sel) +void txt_jump_left(Text *text, bool sel, bool use_init_step) { TextLine **linep; int *charp; @@ -950,12 +984,12 @@ void txt_jump_left(Text *text, short sel) BLI_str_cursor_step_utf8((*linep)->line, (*linep)->len, charp, STRCUR_DIR_PREV, - STRCUR_JUMP_DELIM); + STRCUR_JUMP_DELIM, use_init_step); if (!sel) txt_pop_sel(text); } -void txt_jump_right(Text *text, short sel) +void txt_jump_right(Text *text, bool sel, bool use_init_step) { TextLine **linep; int *charp; @@ -967,7 +1001,7 @@ void txt_jump_right(Text *text, short sel) BLI_str_cursor_step_utf8((*linep)->line, (*linep)->len, charp, STRCUR_DIR_NEXT, - STRCUR_JUMP_DELIM); + STRCUR_JUMP_DELIM, use_init_step); if (!sel) txt_pop_sel(text); } @@ -2404,7 +2438,7 @@ void txt_delete_char(Text *text) void txt_delete_word(Text *text) { - txt_jump_right(text, 1); + txt_jump_right(text, true, true); txt_delete_sel(text); } @@ -2453,7 +2487,7 @@ void txt_backspace_char(Text *text) void txt_backspace_word(Text *text) { - txt_jump_left(text, 1); + txt_jump_left(text, true, true); txt_delete_sel(text); } @@ -2562,6 +2596,7 @@ int txt_replace_char(Text *text, unsigned int add) memcpy(text->curl->line + text->curc, ch, add_size); text->curc += add_size; + text->curl->len += add_size - del_size; txt_pop_sel(text); txt_make_dirty(text); @@ -2826,7 +2861,7 @@ void txt_move_lines(struct Text *text, const int direction) } } -int setcurr_tab_spaces(Text *text, int space) +int txt_setcurr_tab_spaces(Text *text, int space) { int i = 0; int test = 0; @@ -2930,9 +2965,46 @@ int text_check_identifier(const char ch) return 0; } +int text_check_identifier_nodigit(const char ch) +{ + if (ch <= '9') return 0; + if (ch < 'A') return 0; + if (ch <= 'Z' || ch == '_') return 1; + if (ch < 'a') return 0; + if (ch <= 'z') return 1; + return 0; +} + +#ifndef WITH_PYTHON +int text_check_identifier_unicode(const unsigned int ch) +{ + return (ch < 255 && text_check_identifier((char)ch)); +} + +int text_check_identifier_nodigit_unicode(const unsigned int ch) +{ + return (ch < 255 && text_check_identifier_nodigit((char)ch)); +} +#endif /* WITH_PYTHON */ + int text_check_whitespace(const char ch) { if (ch == ' ' || ch == '\t' || ch == '\r' || ch == '\n') return 1; return 0; } + +int text_find_identifier_start(const char *str, int i) +{ + if (UNLIKELY(i <= 0)) { + return 0; + } + + while (i--) { + if (!text_check_identifier(str[i])) { + break; + } + } + i++; + return i; +} |