1 // This file is part of the Mussa source distribution.
2 // http://mussa.caltech.edu/
3 // Contact author: Tristan De Buysscher, tristan@caltech.edu
5 // This program and all associated source code files are Copyright (C) 2005
6 // the California Institute of Technology, Pasadena, CA, 91125 USA. It is
7 // under the GNU Public License; please see the included LICENSE.txt
8 // file for more information, or contact Tristan directly.
16 #include <FL/fl_draw.H>
21 SeqView::setup(string name, int sq_num,
22 vector<Sequence> *some_seqs,
23 list<vector<int> > some_paths, vector<int> some_lens,
24 vector<motif> *some_motifs)
27 list<vector<int> >::iterator pathz_i;
35 the_motifs = some_motifs;
37 y_seq_incre = (y_max-10-10) / (seq_num - 1);
39 fl_font(FL_COURIER, 14);
40 cout << "font width: " << fl_width('A') << endl;
42 index_pad = 6 * (int) fl_width('A') + 5;
47 for(seq_i = 0; seq_i < seq_num; ++seq_i)
48 raw_sequence.push_back( (*S)[seq_i].seq() );
50 for(pathz_i = P.begin(); pathz_i != P.end(); ++pathz_i)
52 show_aligns.push_back(true);
61 cout << x() << " " << y() << " " << w() << " " << h() << endl;
65 SeqView::resize(int new_x, int new_y, int new_w, int new_h)
72 // hmmm, why do I use these values on the the widgets inherent ones?
73 // I think there was a reason...once?
79 // things that need to be recalculated
80 y_seq_incre = (y_max-10-10) / (seq_num - 1);
92 // clear drawing area and set background to white
94 fl_rectf(x(), y(), w(), h());
97 fl_font(FL_COURIER, 14);
98 //blatantly stolen from FR2
99 ch_width = fl_width('A'); // monospaced: all characters are same width
104 int grey_box_num, grey_box_len;
106 // draw in some light grey boxes every 10bp to delineate for user
107 //fl_color(200,235,235);
108 fl_color(180,180,180);
109 grey_box_num = (((x_max - index_pad) / (int) ch_width) / 10) + 1;
110 grey_box_len = 10 * (int) ch_width;
111 for(i = 0; i < grey_box_num; i++)
113 fl_rectf(x()+index_pad-1 + (i * grey_box_len), y(), grey_box_len, h());
117 draw_motifs(ch_width);
119 draw_sequence(ch_width);
121 draw_match_lines(ch_width);
123 draw_indices(ch_width);
126 // draw some bounding boxes to visually separate things
127 fl_color(150,200,255);
128 fl_line_style(FL_SOLID, 2, NULL);
129 fl_rect(x(), y(), w(), h());
130 fl_rect(x()+index_pad-1, y(), w()-2*(index_pad-1), h());
134 SeqView::draw_motifs(double ch_width)
136 vector<motif>::iterator motif_i;
137 vector<int> some_motif_locs;
138 vector<int>::iterator i_locs;
139 int scale_len, motif_len, i2;
142 //fl_color(255,0,255);
143 fl_line_style(FL_SOLID, 10, NULL);
144 motif_i = the_motifs->begin();
145 while (motif_i != the_motifs->end())
147 fl_color(motif_i->color);
148 motif_len = motif_i->seq.length();
149 scale_len = (int) (motif_len * ch_width);
151 if (!motif_i->locations.empty())
152 for(i2 = 0; i2 < seq_num; i2++)
154 some_motif_locs = (*motif_i).locations[i2];
156 i_locs = some_motif_locs.begin();
157 while (i_locs != some_motif_locs.end())
159 x_start = (int) ((*i_locs +scroll_offset - seq_align_offsets[i2])
160 * ch_width) + index_pad + x();
162 //cout << *i_locs << ":" << x_start << " ";
163 // don't draw highlights outside of box range, they can wraparound past some boundry
164 if ((x_start > 0) && (x_start < w()))
165 fl_line(x_start,y_loc,x_start+scale_len,y_loc);
169 y_loc += y_seq_incre;
176 SeqView::draw_sequence(double ch_width)
181 int seq_len, sub_seq_start, sub_seq_len;
186 y_loc = y_min + 10 + 5;
188 for(seq_i = 0; seq_i < seq_num; seq_i++)
190 seq_len = raw_sequence[seq_i].length();
191 sub_seq_start = seq_align_offsets[seq_i] - scroll_offset;
192 sub_seq_len = (x_max - index_pad) / (int) ch_width;
193 //cout << x_max << " index_pad: " << index_pad << " y - ip: " << (x_max - index_pad) << endl;
195 // gotta check thru boundary conditions to make sure we're producing the
196 // right string for the current position (otherwise gonna crash due to
197 // illegal indexing into substr
198 if (sub_seq_start < 0)
200 sub_seq_len = sub_seq_len - sub_seq_start;
205 else if (sub_seq_start >= seq_len)
207 sub_seq_start = seq_len;
210 else if ((sub_seq_start + sub_seq_len) >= seq_len)
211 sub_seq_len = seq_len - sub_seq_start;
213 sub_seq = raw_sequence[seq_i].substr(sub_seq_start, sub_seq_len);
214 fl_draw(sub_seq.c_str(), index_pad, y_loc);
215 y_loc += y_seq_incre;
221 SeqView::draw_match_lines(double ch_width)
225 list<vector<int> >::iterator pathz_i;
227 int x_start, y_start, x_end, y_end;
228 int window_length, win_i;
231 int offset1, offset2;
232 float center1, center2;
234 vector<bool> rc_list;
236 vector<bool> matched;
241 for(pathz_i = P.begin(); pathz_i != P.end(); ++pathz_i)
243 if (show_aligns[align_counter])
246 window_length = a_path[0];
248 // determine which parts of the path are RC relative to first species
250 for(i2 = 1; i2 <= seq_num; i2++)
253 rc_list.push_back(true);
255 rc_list.push_back(false);
258 // loop over each bp in the conserved region for all sequences
259 for(win_i = 0; win_i < window_length; win_i++)
261 // determine which exact base pairs match between the sequences
263 for(i2 = 1; i2 < seq_num; i2++)
265 // assume not rc as most likely, adjust below
268 // no matter the case, any RC node needs adjustments
270 rc_1 = window_length-1;
271 if (a_path[i2+1] < 0)
272 rc_2 = window_length-1;
274 x_start = (abs(a_path[i2]-rc_1+win_i));
275 x_end = (abs(a_path[i2+1]-rc_2+win_i));
278 // ugh, and xor...only want rc coloring if just one of the nodes is rc
279 // if both nodes are rc, then they are 'normal' relative to each other
280 if ( ( rc_list[i2] || rc_list[i2-1] ) &&
281 !(rc_list[i2] && rc_list[i2-1] ) )
282 { //the hideous rc matching logic - not complex, but annoying
283 if ( !( ( (raw_sequence[i2-1][x_start] == 'A') &&
284 (raw_sequence[i2][x_end] == 'T') ) ||
285 ( (raw_sequence[i2-1][x_start] == 'T') &&
286 (raw_sequence[i2][x_end] == 'A') ) ||
287 ( (raw_sequence[i2-1][x_start] == 'G') &&
288 (raw_sequence[i2][x_end] == 'C') ) ||
289 ( (raw_sequence[i2-1][x_start] == 'C') &&
290 (raw_sequence[i2][x_end] == 'G') ) ) )
295 if (!( (raw_sequence[i2-1][x_start] == raw_sequence[i2][x_end]) &&
296 (raw_sequence[i2-1][x_start] != 'N') &&
297 (raw_sequence[i2][x_end] != 'N') ) )
302 // draw for matches stretching across all sequences
305 fl_line_style(FL_SOLID, 1, NULL);
307 // now can draw the line for each bp in this window that matches
308 // grrr, need to ask if anyone cares if I switch the seq top-bot order...
311 for(i2 = 1; i2 < seq_num; i2++)
313 // assume not rc as most likely, adjust below
316 // this makes the lines start in the middle of the drawn char/bp
319 // no matter the case, any RC node needs adjustments
322 rc_1 = window_length;
325 if (a_path[i2+1] < 0)
327 rc_2 = window_length;
331 // set offset based on current alignment for which bp to show
332 offset1 = seq_align_offsets[i2-1];
333 offset2 = seq_align_offsets[i2];
335 if ( ( rc_list[i2] || rc_list[i2-1] ) &&
336 !(rc_list[i2] && rc_list[i2-1] ) )
341 // maybe shouldn't recalc these, but store values from first loop
342 x_start = (abs((int) (a_path[i2]-rc_1+win_i)));
343 x_end = (abs((int) (a_path[i2+1]-rc_2+win_i)));
345 fl_line( (int)((x_start+center1-offset1+scroll_offset)*ch_width)
346 + index_pad, y_loc + 10,
347 (int)((x_end+center2-offset2+scroll_offset)*ch_width)
348 + index_pad, y_loc+y_seq_incre );
349 y_loc += y_seq_incre;
359 SeqView::draw_indices(double ch_width)
364 ostringstream an_index;
368 // clear out space on sides to draw in index values
369 // I block out the sides rather than adding offsets to the drawing of seq
370 // and conservation lines since the lines need to draw off the 'edge'
372 fl_rectf(0, y_min, index_pad, h()+y_min);
373 fl_rectf(w()-index_pad, y_min, index_pad, h()+y_min);
375 // now can draw in the indices of the start and end of the shown sequence
377 y_loc = y_min + 10 + 5;
378 for(seq_i = 0; seq_i < seq_num; seq_i++)
381 an_index << (seq_align_offsets[seq_i]-scroll_offset);
382 fl_draw((an_index.str()).c_str(), 2, y_loc);
384 shown_seq_len = (w() - 2 * index_pad) / (int) ch_width;
386 an_index << (seq_align_offsets[seq_i]-scroll_offset+shown_seq_len);
387 fl_draw((an_index.str()).c_str(), w()-index_pad+2, y_loc);
388 y_loc += y_seq_incre;
394 SeqView::toggle_align(int align_num)
396 //cout << align_num << endl;
397 //cout << show_aligns[align_num] << endl;
398 show_aligns[align_num] = !show_aligns[align_num];
399 //cout << show_aligns[align_num] << endl;
404 SeqView::align_offsets(int align_num)
406 list<vector<int> >::iterator pathz_i;
411 cout << "alignment: " << align_num << endl;
413 if (P.begin() == P.end())
414 cout << "crud....\n";
419 while(pathz_i != P.end())
422 // find the path specified
425 while( (i < align_num) && (pathz_i != P.end()) )
431 // now set the alignment offsets - basically where the path starts
432 seq_align_offsets.clear();
433 for(i = 0; i < seq_num ; i++)
435 //cout << (*pathz_i)[i+1] << endl;
436 seq_align_offsets.push_back( abs((*pathz_i)[i+1]) );
437 // for testing purposes: to see everything in the short test sequences
438 //seq_align_offsets.push_back(0);
440 // reset any dragging done, otherwise might be hard to find selected align
448 SeqView::handle(int e)
452 // this empty string needs to be put on cout, otherwise the -O optimize
453 // compile option seems to throw this function away with the following:
454 // gcc version 3.2.2 20030222 (Red Hat Linux 3.2.2-5)
460 if (Fl::event_button3())
462 cout << "menu menu menu!\n";
469 drag_change = Fl::event_x();
473 drag_change = Fl::event_x() - drag_change;
474 scroll_offset += drag_change;
475 drag_change = Fl::event_x();
481 //scroll_offset += Fl::event_x() - drag_start;
482 //scroll_dist = Fl::event_x() - drag_start;
483 //scroll_offset += scroll_dist;
484 //scroll_offset += scroll_pos;
491 return_value = Fl_Widget::handle(e);
498 SeqView::toggle_bars()
500 show_bars = !show_bars;
506 SeqView::toggle_motifs()
508 show_motifs = !show_motifs;
514 SeqView::reporter(string id, int value)
516 cout << id << " : " << value << endl;