diff options
Diffstat (limited to 'Build/source/texk/xdvik/search-internal.h')
-rw-r--r-- | Build/source/texk/xdvik/search-internal.h | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/Build/source/texk/xdvik/search-internal.h b/Build/source/texk/xdvik/search-internal.h new file mode 100644 index 00000000000..a3cee01c99d --- /dev/null +++ b/Build/source/texk/xdvik/search-internal.h @@ -0,0 +1,91 @@ +/* + * Copyright (c) 2003-2004 the xdvik development team + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to + * deal in the Software without restriction, including without limitation the + * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or + * sell copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * PAUL VOJTA OR ANY OTHER AUTHOR OF THIS SOFTWARE BE LIABLE FOR ANY CLAIM, + * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef DVI_SEARCH_H_ +#define DVI_SEARCH_H_ + +#include "xdvi-config.h" +#include "xdvi.h" + +#include "search-dialog.h" +#include "dvisel.h" + +/* Widget names that are used in callbacks */ +#define Xdvi_SEARCHBOX_INPUT_NAME "searchbox_input" +#define Xdvi_SEARCH_POPUP_NAME "find_popup" + +/* A sorted dynamic array that maps text buffer (i.e. word) + * positions to DVI file offsets. + */ + +struct pos_info { + size_t buffer_pos; /* position in text buffer */ + struct bbox bbox; /* bounding box of this word */ +}; + +struct page_mapping { + int pageno; + int offset; +}; + +struct word_info { + char *txt_buf; /* contains scanned text as whitespace separated strings */ + size_t txt_buf_size; /* size of above buffer */ + size_t curr_buf_idx; /* current position in buffer */ + struct bbox *bboxes; /* dynamic array of position infos */ + size_t bboxes_size; /* size of above array */ + size_t bboxes_idx; /* current position in buffer */ + const struct page_mapping *page_mapping; /* list of page offsets, for bbox_pass */ + struct search_settings *settings; /* pointer to search settings, for bbox_pass */ + int buffer_offset; /* offset to start of buffer from text on previous pages */ + Boolean bbox_pass; /* whether we're scanning for bounding boxes of match */ + Boolean search_scan_pass; /* whether we're scanning for text in string search */ + Boolean text_selection_pass; /* whether we're scanning for text selection */ +}; + +extern void search_dvi(XtPointer settings); +extern void search_restart(XtPointer settings); +extern Boolean search_extract_text(outputFormatT fmt, struct select_pages_info *pinfo); +extern Boolean search_have_match(int pageno); +extern int search_inside_bbox_match(int x, int y); +extern void search_draw_inverted_regions(void); +extern void search_signal_page_changed(void); +extern void search_reset_info(void); +extern void search_erase_highlighting(Boolean flag); +extern void search_putback_expose(void); +extern char *get_text_selection(int *len, int x, int y, int w, int h); + +#if 0 +#define TEST_DELAY(s) \ + do { \ + TRACE_FIND((stderr, s)); \ + int i, j; \ + XSync(DISP, False); \ + for (i = 0; i < 10000; i++) \ + for (j = 0; j < 20000; j++); \ + } while (0) +#else +#define TEST_DELAY(s) /* as nothing */ +#endif + +#endif /* DVI_SEARCH_H_ */ + |