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<%
style = ""
style += "position:relative;"
style += "height: #{t_height + 24}px;"
style += "width: #{subject_width + 1}px;"
%>
<%= content_tag(:div, :style => style) do %>
<%
style = ""
style += "right:-2px;"
style += "width: #{subject_width}px;"
style += "height: #{headers_height}px;"
style += 'background: #eee;'
style += 'z-index: 1;'
%>
<%= content_tag(:div, "", :style => style, :class => "gantt_hdr") %>
<%
style = ""
style += "right:-2px;"
style += "width: #{subject_width}px;"
style += "height: #{t_height}px;"
style += 'border-left: 1px solid #c0c0c0;'
style += 'overflow: hidden;'
%>
<%= content_tag(:div, "", :style => style, :class => "gantt_hdr") %>
<%= content_tag(:div, :class => "gantt_subjects") do %>
<%= @gantt.subjects.html_safe %>
<% end %>
<% end %>
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<%
style = ""
style += "width: #{g_width - 1}px;"
style += "height: #{headers_height}px;"
style += 'background: #eee;'
%>
<%= content_tag(:div, ' '.html_safe, :style => style, :class => "gantt_hdr") %>
<% ###### Months headers ###### %>
<%
month_f = @gantt.date_from
left = 0
height = (show_weeks ? header_height : header_height + g_height)
%>
<% @gantt.months.times do %>
<%
width = (((month_f >> 1) - month_f) * zoom - 1).to_i
style = ""
style += "left: #{left}px;"
style += "width: #{width}px;"
style += "height: #{height}px;"
%>
<%= content_tag(:div, :style => style, :class => "gantt_hdr") do %>
<%= link_to h("#{month_f.year}-#{month_f.month}"),
@gantt.params.merge(:year => month_f.year, :month => month_f.month),
:title => "#{month_name(month_f.month)} #{month_f.year}" %>
<% end %>
<%
left = left + width + 1
month_f = month_f >> 1
%>
<% end %>
<% ###### Weeks headers ###### %>
<% if show_weeks %>
<%
left = 0
height = (show_days ? header_height - 1 : header_height - 1 + g_height)
%>
<% if @gantt.date_from.cwday == 1 %>
<%
# @date_from is monday
week_f = @gantt.date_from
%>
<% else %>
<%
# find next monday after @date_from
week_f = @gantt.date_from + (7 - @gantt.date_from.cwday + 1)
width = (7 - @gantt.date_from.cwday + 1) * zoom - 1
style = ""
style += "left: #{left}px;"
style += "top: 19px;"
style += "width: #{width}px;"
style += "height: #{height}px;"
%>
<%= content_tag(:div, ' '.html_safe,
:style => style, :class => "gantt_hdr") %>
<% left = left + width + 1 %>
<% end %>
<% while week_f <= @gantt.date_to %>
<%
width = ((week_f + 6 <= @gantt.date_to) ?
7 * zoom - 1 :
(@gantt.date_to - week_f + 1) * zoom - 1).to_i
style = ""
style += "left: #{left}px;"
style += "top: 19px;"
style += "width: #{width}px;"
style += "height: #{height}px;"
%>
<%= content_tag(:div, :style => style, :class => "gantt_hdr") do %>
<%= content_tag(:small) do %>
<%= week_f.cweek if width >= 16 %>
<% end %>
<% end %>
<%
left = left + width + 1
week_f = week_f + 7
%>
<% end %>
<% end %>
<% ###### Days headers ####### %>
<% if show_days %>
<%
left = 0
height = g_height + header_height - 1
wday = @gantt.date_from.cwday
%>
<% (@gantt.date_to - @gantt.date_from + 1).to_i.times do %>
<%
width = zoom - 1
style = ""
style += "left: #{left}px;"
style += "top:37px;"
style += "width: #{width}px;"
style += "height: #{height}px;"
style += "font-size:0.7em;"
clss = "gantt_hdr"
clss << " nwday" if @gantt.non_working_week_days.include?(wday)
%>
<%= content_tag(:div, :style => style, :class => clss) do %>
<%= day_letter(wday) %>
<% end %>
<%
left = left + width + 1
wday = wday + 1
wday = 1 if wday > 7
%>
<% end %>
<% end %>
<%= @gantt.lines.html_safe %>
<% ###### Today red line (excluded from cache) ###### %>
<% if Date.today >= @gantt.date_from and Date.today <= @gantt.date_to %>
<%
today_left = (((Date.today - @gantt.date_from + 1) * zoom).floor() - 1).to_i
style = ""
style += "position: absolute;"
style += "height: #{g_height}px;"
style += "top: #{headers_height + 1}px;"
style += "left: #{today_left}px;"
style += "width:10px;"
style += "border-left: 1px dashed red;"
%>
<%= content_tag(:div, ' '.html_safe, :style => style, :id => 'today_line') %>
<% end %>
<%
style = ""
style += "position: absolute;"
style += "height: #{g_height}px;"
style += "top: #{headers_height + 1}px;"
style += "left: 0px;"
style += "width: #{g_width - 1}px;"
%>
<%= content_tag(:div, '', :style => style, :id => "gantt_draw_area") %>
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