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-rw-r--r--Build/source/texk/xdvik/search-internal.h91
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+/*
+ * 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_ */
+