187 lines
6.7 KiB
Ruby
187 lines
6.7 KiB
Ruby
# redMine - project management software
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# Copyright (C) 2006 Jean-Philippe Lang
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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module ProjectsHelper
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def link_to_version(version, options = {})
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return '' unless version && version.is_a?(Version)
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link_to version.name, {:controller => 'projects',
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:action => 'roadmap',
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:id => version.project_id,
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:completed => (version.completed? ? 1 : nil),
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:anchor => version.name
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}, options
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end
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# Generates a gantt image
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# Only defined if RMagick is avalaible
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def gantt_image(events, date_from, months, zoom)
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date_to = (date_from >> months)-1
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show_weeks = zoom > 1
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show_days = zoom > 2
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subject_width = 320
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header_heigth = 18
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# width of one day in pixels
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zoom = zoom*2
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g_width = (date_to - date_from + 1)*zoom
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g_height = 20 * events.length + 20
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headers_heigth = (show_weeks ? 2*header_heigth : header_heigth)
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height = g_height + headers_heigth
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imgl = Magick::ImageList.new
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imgl.new_image(subject_width+g_width+1, height)
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gc = Magick::Draw.new
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# Subjects
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top = headers_heigth + 20
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gc.fill('black')
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gc.stroke('transparent')
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gc.stroke_width(1)
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events.each do |i|
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gc.text(4, top + 2, (i.is_a?(Issue) ? i.subject : i.name))
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top = top + 20
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end
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# Months headers
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month_f = date_from
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left = subject_width
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months.times do
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width = ((month_f >> 1) - month_f) * zoom
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gc.fill('white')
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gc.stroke('grey')
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gc.stroke_width(1)
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gc.rectangle(left, 0, left + width, height)
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gc.fill('black')
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gc.stroke('transparent')
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gc.stroke_width(1)
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gc.text(left.round + 8, 14, "#{month_f.year}-#{month_f.month}")
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left = left + width
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month_f = month_f >> 1
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end
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# Weeks headers
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if show_weeks
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left = subject_width
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height = header_heigth
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if date_from.cwday == 1
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# date_from is monday
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week_f = date_from
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else
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# find next monday after date_from
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week_f = date_from + (7 - date_from.cwday + 1)
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width = (7 - date_from.cwday + 1) * zoom
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gc.fill('white')
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gc.stroke('grey')
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gc.stroke_width(1)
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gc.rectangle(left, header_heigth, left + width, 2*header_heigth + g_height-1)
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left = left + width
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end
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while week_f <= date_to
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width = (week_f + 6 <= date_to) ? 7 * zoom : (date_to - week_f + 1) * zoom
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gc.fill('white')
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gc.stroke('grey')
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gc.stroke_width(1)
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gc.rectangle(left.round, header_heigth, left.round + width, 2*header_heigth + g_height-1)
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gc.fill('black')
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gc.stroke('transparent')
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gc.stroke_width(1)
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gc.text(left.round + 2, header_heigth + 14, week_f.cweek.to_s)
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left = left + width
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week_f = week_f+7
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end
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end
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# Days details (week-end in grey)
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if show_days
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left = subject_width
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height = g_height + header_heigth - 1
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wday = date_from.cwday
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(date_to - date_from + 1).to_i.times do
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width = zoom
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gc.fill(wday == 6 || wday == 7 ? '#eee' : 'white')
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gc.stroke('grey')
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gc.stroke_width(1)
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gc.rectangle(left, 2*header_heigth, left + width, 2*header_heigth + g_height-1)
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left = left + width
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wday = wday + 1
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wday = 1 if wday > 7
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end
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end
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# border
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gc.fill('transparent')
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gc.stroke('grey')
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gc.stroke_width(1)
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gc.rectangle(0, 0, subject_width+g_width, headers_heigth)
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gc.stroke('black')
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gc.rectangle(0, 0, subject_width+g_width, g_height+ headers_heigth-1)
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# content
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top = headers_heigth + 20
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gc.stroke('transparent')
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events.each do |i|
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if i.is_a?(Issue)
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i_start_date = (i.start_date >= date_from ? i.start_date : date_from )
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i_end_date = (i.due_date <= date_to ? i.due_date : date_to )
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i_done_date = i.start_date + ((i.due_date - i.start_date+1)*i.done_ratio/100).floor
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i_done_date = (i_done_date <= date_from ? date_from : i_done_date )
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i_done_date = (i_done_date >= date_to ? date_to : i_done_date )
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i_late_date = [i_end_date, Date.today].min if i_start_date < Date.today
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i_left = subject_width + ((i_start_date - date_from)*zoom).floor
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i_width = ((i_end_date - i_start_date + 1)*zoom).floor # total width of the issue
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d_width = ((i_done_date - i_start_date)*zoom).floor # done width
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l_width = i_late_date ? ((i_late_date - i_start_date+1)*zoom).floor : 0 # delay width
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gc.fill('grey')
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gc.rectangle(i_left, top, i_left + i_width, top - 6)
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gc.fill('red')
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gc.rectangle(i_left, top, i_left + l_width, top - 6) if l_width > 0
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gc.fill('blue')
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gc.rectangle(i_left, top, i_left + d_width, top - 6) if d_width > 0
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gc.fill('black')
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gc.text(i_left + i_width + 5,top + 1, "#{i.status.name} #{i.done_ratio}%")
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else
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i_left = subject_width + ((i.start_date - date_from)*zoom).floor
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gc.fill('green')
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gc.rectangle(i_left, top, i_left + 6, top - 6)
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gc.fill('black')
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gc.text(i_left + 11, top + 1, i.name)
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end
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top = top + 20
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end
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# today red line
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if Date.today >= @date_from and Date.today <= @date_to
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gc.stroke('red')
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x = (Date.today-@date_from+1)*zoom + subject_width
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gc.line(x, headers_heigth, x, headers_heigth + g_height-1)
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end
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gc.draw(imgl)
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imgl
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end if Object.const_defined?(:Magick)
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def new_issue_selector
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trackers = Tracker.find(:all, :order => 'position')
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form_tag({:controller => 'projects', :action => 'add_issue', :id => @project}, :method => :get) +
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select_tag('tracker_id', '<option></option' + options_from_collection_for_select(trackers, 'id', 'name'),
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:onchange => "if (this.value != '') {this.form.submit()}") +
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end_form_tag
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end
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end
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