1 # Redmine - project management software
2 # Copyright (C) 2006-2011 Jean-Philippe Lang
3 #
4 # This program is free software; you can redistribute it and/or
5 # modify it under the terms of the GNU General Public License
6 # as published by the Free Software Foundation; either version 2
7 # of the License, or (at your option) any later version.
8 #
9 # This program is distributed in the hope that it will be useful,
10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 # GNU General Public License for more details.
13 #
14 # You should have received a copy of the GNU General Public License
15 # along with this program; if not, write to the Free Software
16 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
17
18 module Redmine
19 module Helpers
20 # Simple class to handle gantt chart data
21 class Gantt
22 include ERB::Util
23 include Redmine::I18n
24
25 # :nodoc:
26 # Some utility methods for the PDF export
27 class PDF
28 MaxCharactorsForSubject = 45
29 TotalWidth = 280
30 LeftPaneWidth = 100
31
32 def self.right_pane_width
33 TotalWidth - LeftPaneWidth
34 end
35 end
36
37 attr_reader :year_from, :month_from, :date_from, :date_to, :zoom, :months, :truncated, :max_rows
38 attr_accessor :query
39 attr_accessor :project
40 attr_accessor :view
41
42 def initialize(options={})
43 options = options.dup
44
45 if options[:year] && options[:year].to_i >0
46 @year_from = options[:year].to_i
47 if options[:month] && options[:month].to_i >=1 && options[:month].to_i <= 12
48 @month_from = options[:month].to_i
49 else
50 @month_from = 1
51 end
52 else
53 @month_from ||= Date.today.month
54 @year_from ||= Date.today.year
55 end
56
57 zoom = (options[:zoom] || User.current.pref[:gantt_zoom]).to_i
58 @zoom = (zoom > 0 && zoom < 5) ? zoom : 2
59 months = (options[:months] || User.current.pref[:gantt_months]).to_i
60 @months = (months > 0 && months < 25) ? months : 6
61
62 # Save gantt parameters as user preference (zoom and months count)
63 if (User.current.logged? && (@zoom != User.current.pref[:gantt_zoom] || @months != User.current.pref[:gantt_months]))
64 User.current.pref[:gantt_zoom], User.current.pref[:gantt_months] = @zoom, @months
65 User.current.preference.save
66 end
67
68 @date_from = Date.civil(@year_from, @month_from, 1)
69 @date_to = (@date_from >> @months) - 1
70
71 @subjects = ''
72 @lines = ''
73 @number_of_rows = nil
74
75 @issue_ancestors = []
76
77 @truncated = false
78 if options.has_key?(:max_rows)
79 @max_rows = options[:max_rows]
80 else
81 @max_rows = Setting.gantt_items_limit.blank? ? nil : Setting.gantt_items_limit.to_i
82 end
83 end
84
85 def common_params
86 { :controller => 'gantts', :action => 'show', :project_id => @project }
87 end
88
89 def params
90 common_params.merge({ :zoom => zoom, :year => year_from, :month => month_from, :months => months })
91 end
92
93 def params_previous
94 common_params.merge({:year => (date_from << months).year, :month => (date_from << months).month, :zoom => zoom, :months => months })
95 end
96
97 def params_next
98 common_params.merge({:year => (date_from >> months).year, :month => (date_from >> months).month, :zoom => zoom, :months => months })
99 end
100
101 # Returns the number of rows that will be rendered on the Gantt chart
102 def number_of_rows
103 return @number_of_rows if @number_of_rows
104
105 rows = projects.inject(0) {|total, p| total += number_of_rows_on_project(p)}
106 rows > @max_rows ? @max_rows : rows
107 end
108
109 # Returns the number of rows that will be used to list a project on
110 # the Gantt chart. This will recurse for each subproject.
111 def number_of_rows_on_project(project)
112 return 0 unless projects.include?(project)
113
114 count = 1
115 count += project_issues(project).size
116 count += project_versions(project).size
117 count
118 end
119
120 # Renders the subjects of the Gantt chart, the left side.
121 def subjects(options={})
122 render(options.merge(:only => :subjects)) unless @subjects_rendered
123 @subjects
124 end
125
126 # Renders the lines of the Gantt chart, the right side
127 def lines(options={})
128 render(options.merge(:only => :lines)) unless @lines_rendered
129 @lines
130 end
131
132 # Returns issues that will be rendered
133 def issues
134 @issues ||= @query.issues(
135 :include => [:assigned_to, :tracker, :priority, :category, :fixed_version],
136 :order => "#{Project.table_name}.lft ASC, #{Issue.table_name}.id ASC",
137 :limit => @max_rows
138 )
139 end
140
141 # Return all the project nodes that will be displayed
142 def projects
143 return @projects if @projects
144
145 ids = issues.collect(&:project).uniq.collect(&:id)
146 if ids.any?
147 # All issues projects and their visible ancestors
148 @projects = Project.visible.all(
149 :joins => "LEFT JOIN #{Project.table_name} child ON #{Project.table_name}.lft <= child.lft AND #{Project.table_name}.rgt >= child.rgt",
150 :conditions => ["child.id IN (?)", ids],
151 :order => "#{Project.table_name}.lft ASC"
152 ).uniq
153 else
154 @projects = []
155 end
156 end
157
158 # Returns the issues that belong to +project+
159 def project_issues(project)
160 @issues_by_project ||= issues.group_by(&:project)
161 @issues_by_project[project] || []
162 end
163
164 # Returns the distinct versions of the issues that belong to +project+
165 def project_versions(project)
166 project_issues(project).collect(&:fixed_version).compact.uniq
167 end
168
169 # Returns the issues that belong to +project+ and are assigned to +version+
170 def version_issues(project, version)
171 project_issues(project).select {|issue| issue.fixed_version == version}
172 end
173
174 def render(options={})
175 options = {:top => 0, :top_increment => 20, :indent_increment => 20, :render => :subject, :format => :html}.merge(options)
176 indent = options[:indent] || 4
177
178 @subjects = '' unless options[:only] == :lines
179 @lines = '' unless options[:only] == :subjects
180 @number_of_rows = 0
181
182 Project.project_tree(projects) do |project, level|
183 options[:indent] = indent + level * options[:indent_increment]
184 render_project(project, options)
185 break if abort?
186 end
187
188 @subjects_rendered = true unless options[:only] == :lines
189 @lines_rendered = true unless options[:only] == :subjects
190
191 render_end(options)
192 end
193
194 def render_project(project, options={})
195 subject_for_project(project, options) unless options[:only] == :lines
196 line_for_project(project, options) unless options[:only] == :subjects
197
198 options[:top] += options[:top_increment]
199 options[:indent] += options[:indent_increment]
200 @number_of_rows += 1
201 return if abort?
202
203 issues = project_issues(project).select {|i| i.fixed_version.nil?}
204 sort_issues!(issues)
205 if issues
206 render_issues(issues, options)
207 return if abort?
208 end
209
210 versions = project_versions(project)
211 versions.each do |version|
212 render_version(project, version, options)
213 end
214
215 # Remove indent to hit the next sibling
216 options[:indent] -= options[:indent_increment]
217 end
218
219 def render_issues(issues, options={})
220 @issue_ancestors = []
221
222 issues.each do |i|
223 subject_for_issue(i, options) unless options[:only] == :lines
224 line_for_issue(i, options) unless options[:only] == :subjects
225
226 options[:top] += options[:top_increment]
227 @number_of_rows += 1
228 break if abort?
229 end
230
231 options[:indent] -= (options[:indent_increment] * @issue_ancestors.size)
232 end
233
234 def render_version(project, version, options={})
235 # Version header
236 subject_for_version(version, options) unless options[:only] == :lines
237 line_for_version(version, options) unless options[:only] == :subjects
238
239 options[:top] += options[:top_increment]
240 @number_of_rows += 1
241 return if abort?
242
243 issues = version_issues(project, version)
244 if issues
245 sort_issues!(issues)
246 # Indent issues
247 options[:indent] += options[:indent_increment]
248 render_issues(issues, options)
249 options[:indent] -= options[:indent_increment]
250 end
251 end
252
253 def render_end(options={})
254 case options[:format]
255 when :pdf
256 options[:pdf].Line(15, options[:top], PDF::TotalWidth, options[:top])
257 end
258 end
259
260 def subject_for_project(project, options)
261 case options[:format]
262 when :html
263 subject = "<span class='icon icon-projects #{project.overdue? ? 'project-overdue' : ''}'>".html_safe
264 subject << view.link_to_project(project).html_safe
265 subject << '</span>'.html_safe
266 html_subject(options, subject, :css => "project-name")
267 when :image
268 image_subject(options, project.name)
269 when :pdf
270 pdf_new_page?(options)
271 pdf_subject(options, project.name)
272 end
273 end
274
275 def line_for_project(project, options)
276 # Skip versions that don't have a start_date or due date
277 if project.is_a?(Project) && project.start_date && project.due_date
278 options[:zoom] ||= 1
279 options[:g_width] ||= (self.date_to - self.date_from + 1) * options[:zoom]
280
281 coords = coordinates(project.start_date, project.due_date, nil, options[:zoom])
282 label = h(project)
283
284 case options[:format]
285 when :html
286 html_task(options, coords, :css => "project task", :label => label, :markers => true)
287 when :image
288 image_task(options, coords, :label => label, :markers => true, :height => 3)
289 when :pdf
290 pdf_task(options, coords, :label => label, :markers => true, :height => 0.8)
291 end
292 else
293 ActiveRecord::Base.logger.debug "Gantt#line_for_project was not given a project with a start_date"
294 ''
295 end
296 end
297
298 def subject_for_version(version, options)
299 case options[:format]
300 when :html
301 subject = "<span class='icon icon-package #{version.behind_schedule? ? 'version-behind-schedule' : ''} #{version.overdue? ? 'version-overdue' : ''}'>".html_safe
302 subject << view.link_to_version(version).html_safe
303 subject << '</span>'.html_safe
304 html_subject(options, subject, :css => "version-name")
305 when :image
306 image_subject(options, version.to_s_with_project)
307 when :pdf
308 pdf_new_page?(options)
309 pdf_subject(options, version.to_s_with_project)
310 end
311 end
312
313 def line_for_version(version, options)
314 # Skip versions that don't have a start_date
315 if version.is_a?(Version) && version.start_date && version.due_date
316 options[:zoom] ||= 1
317 options[:g_width] ||= (self.date_to - self.date_from + 1) * options[:zoom]
318
319 coords = coordinates(version.start_date, version.due_date, version.completed_pourcent, options[:zoom])
320 label = "#{h version } #{h version.completed_pourcent.to_i.to_s}%"
321 label = h("#{version.project} -") + label unless @project && @project == version.project
322
323 case options[:format]
324 when :html
325 html_task(options, coords, :css => "version task", :label => label, :markers => true)
326 when :image
327 image_task(options, coords, :label => label, :markers => true, :height => 3)
328 when :pdf
329 pdf_task(options, coords, :label => label, :markers => true, :height => 0.8)
330 end
331 else
332 ActiveRecord::Base.logger.debug "Gantt#line_for_version was not given a version with a start_date"
333 ''
334 end
335 end
336
337 def subject_for_issue(issue, options)
338 while @issue_ancestors.any? && !issue.is_descendant_of?(@issue_ancestors.last)
339 @issue_ancestors.pop
340 options[:indent] -= options[:indent_increment]
341 end
342
343 output = case options[:format]
344 when :html
345 css_classes = ''
346 css_classes << ' issue-overdue' if issue.overdue?
347 css_classes << ' issue-behind-schedule' if issue.behind_schedule?
348 css_classes << ' icon icon-issue' unless Setting.gravatar_enabled? && issue.assigned_to
349
350 subject = "<span class='#{css_classes}'>".html_safe
351 if issue.assigned_to.present?
352 assigned_string = l(:field_assigned_to) + ": " + issue.assigned_to.name
353 subject << view.avatar(issue.assigned_to, :class => 'gravatar icon-gravatar', :size => 10, :title => assigned_string).to_s.html_safe
354 end
355 subject << view.link_to_issue(issue).html_safe
356 subject << '</span>'.html_safe
357 html_subject(options, subject, :css => "issue-subject", :title => issue.subject) + "\n"
358 when :image
359 image_subject(options, issue.subject)
360 when :pdf
361 pdf_new_page?(options)
362 pdf_subject(options, issue.subject)
363 end
364
365 unless issue.leaf?
366 @issue_ancestors << issue
367 options[:indent] += options[:indent_increment]
368 end
369
370 output
371 end
372
373 def line_for_issue(issue, options)
374 # Skip issues that don't have a due_before (due_date or version's due_date)
375 if issue.is_a?(Issue) && issue.due_before
376 coords = coordinates(issue.start_date, issue.due_before, issue.done_ratio, options[:zoom])
377 label = "#{ issue.status.name } #{ issue.done_ratio }%"
378
379 case options[:format]
380 when :html
381 html_task(options, coords, :css => "task " + (issue.leaf? ? 'leaf' : 'parent'), :label => label, :issue => issue, :markers => !issue.leaf?)
382 when :image
383 image_task(options, coords, :label => label)
384 when :pdf
385 pdf_task(options, coords, :label => label)
386 end
387 else
388 ActiveRecord::Base.logger.debug "GanttHelper#line_for_issue was not given an issue with a due_before"
389 ''
390 end
391 end
392
393 # Generates a gantt image
394 # Only defined if RMagick is avalaible
395 def to_image(format='PNG')
396 date_to = (@date_from >> @months)-1
397 show_weeks = @zoom > 1
398 show_days = @zoom > 2
399
400 subject_width = 400
401 header_height = 18
402 # width of one day in pixels
403 zoom = @zoom*2
404 g_width = (@date_to - @date_from + 1)*zoom
405 g_height = 20 * number_of_rows + 30
406 headers_height = (show_weeks ? 2*header_height : header_height)
407 height = g_height + headers_height
408
409 imgl = Magick::ImageList.new
410 imgl.new_image(subject_width+g_width+1, height)
411 gc = Magick::Draw.new
412
413 # Subjects
414 gc.stroke('transparent')
415 subjects(:image => gc, :top => (headers_height + 20), :indent => 4, :format => :image)
416
417 # Months headers
418 month_f = @date_from
419 left = subject_width
420 @months.times do
421 width = ((month_f >> 1) - month_f) * zoom
422 gc.fill('white')
423 gc.stroke('grey')
424 gc.stroke_width(1)
425 gc.rectangle(left, 0, left + width, height)
426 gc.fill('black')
427 gc.stroke('transparent')
428 gc.stroke_width(1)
429 gc.text(left.round + 8, 14, "#{month_f.year}-#{month_f.month}")
430 left = left + width
431 month_f = month_f >> 1
432 end
433
434 # Weeks headers
435 if show_weeks
436 left = subject_width
437 height = header_height
438 if @date_from.cwday == 1
439 # date_from is monday
440 week_f = date_from
441 else
442 # find next monday after date_from
443 week_f = @date_from + (7 - @date_from.cwday + 1)
444 width = (7 - @date_from.cwday + 1) * zoom
445 gc.fill('white')
446 gc.stroke('grey')
447 gc.stroke_width(1)
448 gc.rectangle(left, header_height, left + width, 2*header_height + g_height-1)
449 left = left + width
450 end
451 while week_f <= date_to
452 width = (week_f + 6 <= date_to) ? 7 * zoom : (date_to - week_f + 1) * zoom
453 gc.fill('white')
454 gc.stroke('grey')
455 gc.stroke_width(1)
456 gc.rectangle(left.round, header_height, left.round + width, 2*header_height + g_height-1)
457 gc.fill('black')
458 gc.stroke('transparent')
459 gc.stroke_width(1)
460 gc.text(left.round + 2, header_height + 14, week_f.cweek.to_s)
461 left = left + width
462 week_f = week_f+7
463 end
464 end
465
466 # Days details (week-end in grey)
467 if show_days
468 left = subject_width
469 height = g_height + header_height - 1
470 wday = @date_from.cwday
471 (date_to - @date_from + 1).to_i.times do
472 width = zoom
473 gc.fill(wday == 6 || wday == 7 ? '#eee' : 'white')
474 gc.stroke('#ddd')
475 gc.stroke_width(1)
476 gc.rectangle(left, 2*header_height, left + width, 2*header_height + g_height-1)
477 left = left + width
478 wday = wday + 1
479 wday = 1 if wday > 7
480 end
481 end
482
483 # border
484 gc.fill('transparent')
485 gc.stroke('grey')
486 gc.stroke_width(1)
487 gc.rectangle(0, 0, subject_width+g_width, headers_height)
488 gc.stroke('black')
489 gc.rectangle(0, 0, subject_width+g_width, g_height+ headers_height-1)
490
491 # content
492 top = headers_height + 20
493
494 gc.stroke('transparent')
495 lines(:image => gc, :top => top, :zoom => zoom, :subject_width => subject_width, :format => :image)
496
497 # today red line
498 if Date.today >= @date_from and Date.today <= date_to
499 gc.stroke('red')
500 x = (Date.today-@date_from+1)*zoom + subject_width
501 gc.line(x, headers_height, x, headers_height + g_height-1)
502 end
503
504 gc.draw(imgl)
505 imgl.format = format
506 imgl.to_blob
507 end if Object.const_defined?(:Magick)
508
509 def to_pdf
510 pdf = ::Redmine::Export::PDF::ITCPDF.new(current_language)
511 pdf.SetTitle("#{l(:label_gantt)} #{project}")
512 pdf.alias_nb_pages
513 pdf.footer_date = format_date(Date.today)
514 pdf.AddPage("L")
515 pdf.SetFontStyle('B',12)
516 pdf.SetX(15)
517 pdf.RDMCell(PDF::LeftPaneWidth, 20, project.to_s)
518 pdf.Ln
519 pdf.SetFontStyle('B',9)
520
521 subject_width = PDF::LeftPaneWidth
522 header_height = 5
523
524 headers_height = header_height
525 show_weeks = false
526 show_days = false
527
528 if self.months < 7
529 show_weeks = true
530 headers_height = 2*header_height
531 if self.months < 3
532 show_days = true
533 headers_height = 3*header_height
534 end
535 end
536
537 g_width = PDF.right_pane_width
538 zoom = (g_width) / (self.date_to - self.date_from + 1)
539 g_height = 120
540 t_height = g_height + headers_height
541
542 y_start = pdf.GetY
543
544 # Months headers
545 month_f = self.date_from
546 left = subject_width
547 height = header_height
548 self.months.times do
549 width = ((month_f >> 1) - month_f) * zoom
550 pdf.SetY(y_start)
551 pdf.SetX(left)
552 pdf.RDMCell(width, height, "#{month_f.year}-#{month_f.month}", "LTR", 0, "C")
553 left = left + width
554 month_f = month_f >> 1
555 end
556
557 # Weeks headers
558 if show_weeks
559 left = subject_width
560 height = header_height
561 if self.date_from.cwday == 1
562 # self.date_from is monday
563 week_f = self.date_from
564 else
565 # find next monday after self.date_from
566 week_f = self.date_from + (7 - self.date_from.cwday + 1)
567 width = (7 - self.date_from.cwday + 1) * zoom-1
568 pdf.SetY(y_start + header_height)
569 pdf.SetX(left)
570 pdf.RDMCell(width + 1, height, "", "LTR")
571 left = left + width+1
572 end
573 while week_f <= self.date_to
574 width = (week_f + 6 <= self.date_to) ? 7 * zoom : (self.date_to - week_f + 1) * zoom
575 pdf.SetY(y_start + header_height)
576 pdf.SetX(left)
577 pdf.RDMCell(width, height, (width >= 5 ? week_f.cweek.to_s : ""), "LTR", 0, "C")
578 left = left + width
579 week_f = week_f+7
580 end
581 end
582
583 # Days headers
584 if show_days
585 left = subject_width
586 height = header_height
587 wday = self.date_from.cwday
588 pdf.SetFontStyle('B',7)
589 (self.date_to - self.date_from + 1).to_i.times do
590 width = zoom
591 pdf.SetY(y_start + 2 * header_height)
592 pdf.SetX(left)
593 pdf.RDMCell(width, height, day_name(wday).first, "LTR", 0, "C")
594 left = left + width
595 wday = wday + 1
596 wday = 1 if wday > 7
597 end
598 end
599
600 pdf.SetY(y_start)
601 pdf.SetX(15)
602 pdf.RDMCell(subject_width+g_width-15, headers_height, "", 1)
603
604 # Tasks
605 top = headers_height + y_start
606 options = {
607 :top => top,
608 :zoom => zoom,
609 :subject_width => subject_width,
610 :g_width => g_width,
611 :indent => 0,
612 :indent_increment => 5,
613 :top_increment => 5,
614 :format => :pdf,
615 :pdf => pdf
616 }
617 render(options)
618 pdf.Output
619 end
620
621 private
622
623 def coordinates(start_date, end_date, progress, zoom=nil)
624 zoom ||= @zoom
625
626 coords = {}
627 if start_date && end_date && start_date < self.date_to && end_date > self.date_from
628 if start_date > self.date_from
629 coords[:start] = start_date - self.date_from
630 coords[:bar_start] = start_date - self.date_from
631 else
632 coords[:bar_start] = 0
633 end
634 if end_date < self.date_to
635 coords[:end] = end_date - self.date_from
636 coords[:bar_end] = end_date - self.date_from + 1
637 else
638 coords[:bar_end] = self.date_to - self.date_from + 1
639 end
640
641 if progress
642 progress_date = start_date + (end_date - start_date + 1) * (progress / 100.0)
643 if progress_date > self.date_from && progress_date > start_date
644 if progress_date < self.date_to
645 coords[:bar_progress_end] = progress_date - self.date_from
646 else
647 coords[:bar_progress_end] = self.date_to - self.date_from + 1
648 end
649 end
650
651 if progress_date < Date.today
652 late_date = [Date.today, end_date].min
653 if late_date > self.date_from && late_date > start_date
654 if late_date < self.date_to
655 coords[:bar_late_end] = late_date - self.date_from + 1
656 else
657 coords[:bar_late_end] = self.date_to - self.date_from + 1
658 end
659 end
660 end
661 end
662 end
663
664 # Transforms dates into pixels witdh
665 coords.keys.each do |key|
666 coords[key] = (coords[key] * zoom).floor
667 end
668 coords
669 end
670
671 # Sorts a collection of issues by start_date, due_date, id for gantt rendering
672 def sort_issues!(issues)
673 issues.sort! { |a, b| gantt_issue_compare(a, b, issues) }
674 end
675
676 # TODO: top level issues should be sorted by start date
677 def gantt_issue_compare(x, y, issues)
678 if x.root_id == y.root_id
679 x.lft <=> y.lft
680 else
681 x.root_id <=> y.root_id
682 end
683 end
684
685 def current_limit
686 if @max_rows
687 @max_rows - @number_of_rows
688 else
689 nil
690 end
691 end
692
693 def abort?
694 if @max_rows && @number_of_rows >= @max_rows
695 @truncated = true
696 end
697 end
698
699 def pdf_new_page?(options)
700 if options[:top] > 180
701 options[:pdf].Line(15, options[:top], PDF::TotalWidth, options[:top])
702 options[:pdf].AddPage("L")
703 options[:top] = 15
704 options[:pdf].Line(15, options[:top] - 0.1, PDF::TotalWidth, options[:top] - 0.1)
705 end
706 end
707
708 def html_subject(params, subject, options={})
709 style = "position: absolute;top:#{params[:top]}px;left:#{params[:indent]}px;"
710 style << "width:#{params[:subject_width] - params[:indent]}px;" if params[:subject_width]
711
712 output = view.content_tag 'div', subject, :class => options[:css], :style => style, :title => options[:title]
713 @subjects << output
714 output
715 end
716
717 def pdf_subject(params, subject, options={})
718 params[:pdf].SetY(params[:top])
719 params[:pdf].SetX(15)
720
721 char_limit = PDF::MaxCharactorsForSubject - params[:indent]
722 params[:pdf].RDMCell(params[:subject_width]-15, 5, (" " * params[:indent]) + subject.to_s.sub(/^(.{#{char_limit}}[^\s]*\s).*$/, '\1 (...)'), "LR")
723
724 params[:pdf].SetY(params[:top])
725 params[:pdf].SetX(params[:subject_width])
726 params[:pdf].RDMCell(params[:g_width], 5, "", "LR")
727 end
728
729 def image_subject(params, subject, options={})
730 params[:image].fill('black')
731 params[:image].stroke('transparent')
732 params[:image].stroke_width(1)
733 params[:image].text(params[:indent], params[:top] + 2, subject)
734 end
735
736 def html_task(params, coords, options={})
737 output = ''
738 # Renders the task bar, with progress and late
739 if coords[:bar_start] && coords[:bar_end]
740 output << "<div style='top:#{ params[:top] }px;left:#{ coords[:bar_start] }px;width:#{ coords[:bar_end] - coords[:bar_start] - 2}px;' class='#{options[:css]} task_todo'> </div>".html_safe
741
742 if coords[:bar_late_end]
743 output << "<div style='top:#{ params[:top] }px;left:#{ coords[:bar_start] }px;width:#{ coords[:bar_late_end] - coords[:bar_start] - 2}px;' class='#{options[:css]} task_late'> </div>".html_safe
744 end
745 if coords[:bar_progress_end]
746 output << "<div style='top:#{ params[:top] }px;left:#{ coords[:bar_start] }px;width:#{ coords[:bar_progress_end] - coords[:bar_start] - 2}px;' class='#{options[:css]} task_done'> </div>".html_safe
747 end
748 end
749 # Renders the markers
750 if options[:markers]
751 if coords[:start]
752 output << "<div style='top:#{ params[:top] }px;left:#{ coords[:start] }px;width:15px;' class='#{options[:css]} marker starting'> </div>".html_safe
753 end
754 if coords[:end]
755 output << "<div style='top:#{ params[:top] }px;left:#{ coords[:end] + params[:zoom] }px;width:15px;' class='#{options[:css]} marker ending'> </div>".html_safe
756 end
757 end
758 # Renders the label on the right
759 if options[:label]
760 output << "<div style='top:#{ params[:top] }px;left:#{ (coords[:bar_end] || 0) + 8 }px;' class='#{options[:css]} label'>".html_safe
761 output << options[:label]
762 output << "</div>".html_safe
763 end
764 # Renders the tooltip
765 if options[:issue] && coords[:bar_start] && coords[:bar_end]
766 output << "<div class='tooltip' style='position: absolute;top:#{ params[:top] }px;left:#{ coords[:bar_start] }px;width:#{ coords[:bar_end] - coords[:bar_start] }px;height:12px;'>".html_safe
767 output << '<span class="tip">'.html_safe
768 output << view.render_issue_tooltip(options[:issue]).html_safe
769 output << "</span></div>".html_safe
770 end
771 @lines << output
772 output
773 end
774
775 def pdf_task(params, coords, options={})
776 height = options[:height] || 2
777
778 # Renders the task bar, with progress and late
779 if coords[:bar_start] && coords[:bar_end]
780 params[:pdf].SetY(params[:top]+1.5)
781 params[:pdf].SetX(params[:subject_width] + coords[:bar_start])
782 params[:pdf].SetFillColor(200,200,200)
783 params[:pdf].RDMCell(coords[:bar_end] - coords[:bar_start], height, "", 0, 0, "", 1)
784
785 if coords[:bar_late_end]
786 params[:pdf].SetY(params[:top]+1.5)
787 params[:pdf].SetX(params[:subject_width] + coords[:bar_start])
788 params[:pdf].SetFillColor(255,100,100)
789 params[:pdf].RDMCell(coords[:bar_late_end] - coords[:bar_start], height, "", 0, 0, "", 1)
790 end
791 if coords[:bar_progress_end]
792 params[:pdf].SetY(params[:top]+1.5)
793 params[:pdf].SetX(params[:subject_width] + coords[:bar_start])
794 params[:pdf].SetFillColor(90,200,90)
795 params[:pdf].RDMCell(coords[:bar_progress_end] - coords[:bar_start], height, "", 0, 0, "", 1)
796 end
797 end
798 # Renders the markers
799 if options[:markers]
800 if coords[:start]
801 params[:pdf].SetY(params[:top] + 1)
802 params[:pdf].SetX(params[:subject_width] + coords[:start] - 1)
803 params[:pdf].SetFillColor(50,50,200)
804 params[:pdf].RDMCell(2, 2, "", 0, 0, "", 1)
805 end
806 if coords[:end]
807 params[:pdf].SetY(params[:top] + 1)
808 params[:pdf].SetX(params[:subject_width] + coords[:end] - 1)
809 params[:pdf].SetFillColor(50,50,200)
810 params[:pdf].RDMCell(2, 2, "", 0, 0, "", 1)
811 end
812 end
813 # Renders the label on the right
814 if options[:label]
815 params[:pdf].SetX(params[:subject_width] + (coords[:bar_end] || 0) + 5)
816 params[:pdf].RDMCell(30, 2, options[:label])
817 end
818 end
819
820 def image_task(params, coords, options={})
821 height = options[:height] || 6
822
823 # Renders the task bar, with progress and late
824 if coords[:bar_start] && coords[:bar_end]
825 params[:image].fill('#aaa')
826 params[:image].rectangle(params[:subject_width] + coords[:bar_start], params[:top], params[:subject_width] + coords[:bar_end], params[:top] - height)
827
828 if coords[:bar_late_end]
829 params[:image].fill('#f66')
830 params[:image].rectangle(params[:subject_width] + coords[:bar_start], params[:top], params[:subject_width] + coords[:bar_late_end], params[:top] - height)
831 end
832 if coords[:bar_progress_end]
833 params[:image].fill('#00c600')
834 params[:image].rectangle(params[:subject_width] + coords[:bar_start], params[:top], params[:subject_width] + coords[:bar_progress_end], params[:top] - height)
835 end
836 end
837 # Renders the markers
838 if options[:markers]
839 if coords[:start]
840 x = params[:subject_width] + coords[:start]
841 y = params[:top] - height / 2
842 params[:image].fill('blue')
843 params[:image].polygon(x-4, y, x, y-4, x+4, y, x, y+4)
844 end
845 if coords[:end]
846 x = params[:subject_width] + coords[:end] + params[:zoom]
847 y = params[:top] - height / 2
848 params[:image].fill('blue')
849 params[:image].polygon(x-4, y, x, y-4, x+4, y, x, y+4)
850 end
851 end
852 # Renders the label on the right
853 if options[:label]
854 params[:image].fill('black')
855 params[:image].text(params[:subject_width] + (coords[:bar_end] || 0) + 5,params[:top] + 1, options[:label])
856 end
857 end
858 end
859 end
860 end