Gantt progress lines (#12122).

Patch by Toshi MARUYAMA.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@11210 e93f8b46-1217-0410-a6f0-8f06a7374b81

1 files changed, 64 insertions, 1 deletions

diff --git a/public/javascripts/gantt.js b/public/javascripts/gantt.js
index 066a15884..295487c09 100644
--- a/public/javascripts/gantt.js
+++ b/public/javascripts/gantt.js
@@ -98,6 +98,66 @@ function drawRelations() {
   });
 }
 
+function getProgressLinesArray() {
+  var arr = new Array();
+  var today_left = $('#today_line').position().left;
+  arr.push({left: today_left, top: 0});
+  $.each($('div.issue-subject, div.version-name'), function(index, element) {
+    var t = $(element).position().top - draw_top ;
+    var h = ($(element).height() / 9);
+    var element_top_upper  = t - h;
+    var element_top_center = t + (h * 3);
+    var element_top_lower  = t + (h * 8);
+    var issue_closed   = $(element).children('span').hasClass('issue-closed');
+    var version_closed = $(element).children('span').hasClass('version-closed');
+    if (issue_closed || version_closed) {
+      arr.push({left: today_left, top: element_top_center});
+    } else {
+      var issue_done = $("#task-done-" + $(element).attr("id"));
+      var is_behind_start = $(element).children('span').hasClass('behind-start-date');
+      var is_over_end     = $(element).children('span').hasClass('over-end-date');
+      if (is_over_end) {
+        arr.push({left: draw_right, top: element_top_upper, is_right_edge: true});
+        arr.push({left: draw_right, top: element_top_lower, is_right_edge: true, none_stroke: true});
+      } else if (issue_done.size() > 0) {
+        var done_left = issue_done.first().position().left +
+                           issue_done.first().width();
+        arr.push({left: done_left, top: element_top_center});
+      } else if (is_behind_start) {
+        arr.push({left: 0 , top: element_top_upper, is_left_edge: true});
+        arr.push({left: 0 , top: element_top_lower, is_left_edge: true, none_stroke: true});
+      } else {
+        var todo_left = today_left;
+        var issue_todo = $("#task-todo-" + $(element).attr("id"));
+        if (issue_todo.size() > 0){
+          todo_left = issue_todo.first().position().left;
+        }
+        arr.push({left: Math.min(today_left, todo_left), top: element_top_center});
+      }
+    }
+  });
+  return arr;
+}
+
+function drawGanttProgressLines() {
+  var arr = getProgressLinesArray();
+  var color = $("#today_line")
+                    .css("border-left-color");
+  var i;
+  for(i = 1 ; i < arr.length ; i++) {
+    if (!("none_stroke" in arr[i]) &&
+        (!("is_right_edge" in arr[i - 1] && "is_right_edge" in arr[i]) &&
+         !("is_left_edge"  in arr[i - 1] && "is_left_edge"  in arr[i]))
+        ) {
+      var x1 = (arr[i - 1].left == 0) ? 0 : arr[i - 1].left + draw_left;
+      var x2 = (arr[i].left == 0)     ? 0 : arr[i].left     + draw_left;
+      draw_gantt.path(["M", x1, arr[i - 1].top,
+                       "L", x2, arr[i].top])
+                   .attr({stroke: color, "stroke-width": 2});
+    }
+  }
+}
+
 function drawGanttHandler() {
   var folder = document.getElementById('gantt_draw_area');
   if(draw_gantt != null)
@@ -105,5 +165,8 @@ function drawGanttHandler() {
   else
     draw_gantt = Raphael(folder);
   setDrawArea();
-  drawRelations();
+  if ($("#draw_progress_line").attr('checked'))
+    drawGanttProgressLines();
+  if ($("#draw_rels").attr('checked'))
+    drawRelations();
 }