From 9dc94741a6b4551465ea00a09fed5e302a554926 Mon Sep 17 00:00:00 2001
From: Garen Torikian <gjtorikian@gmail.com>
Date: Fri, 30 Nov 2012 17:27:27 -0800
Subject: [PATCH] Stash

---
 lib/ace/editor.js | 69 ++++++++++++++++++++++++++++++++++++-----------
 1 file changed, 54 insertions(+), 15 deletions(-)

diff --git a/lib/ace/editor.js b/lib/ace/editor.js
index 21f33eac..9115b6ca 100644
--- a/lib/ace/editor.js
+++ b/lib/ace/editor.js
@@ -771,35 +771,74 @@ var Editor = function(renderer, session) {
             mode.autoOutdent(lineState, session, cursor.row);
 
         if (true || this.session.getElasticTabstops()) {
-            var row = 0, rows = this.session.getLength(),
-                tabString = "\t";
+            // todo: make this a unique set
+            var row = cursor.row;
 
-            while (row <= rows) {
-                var cellWidths = this.$findCellWidthsForBlock(row, tabString),
-                    cellWidthsByRow = cellWidths.byRow, rowIndex = cellWidths.rowIndex;
-            }
+            this.$processRow([row]);
         }
     };
 
 
+    this.$processRow = function(rows) {
+        for (var r = 0, rowCount = rows.length; r < rowCount; r++) {
+            var cellWidthObj = this.$findCellWidthsForBlock(rows[r]);
+        }
+    };
+
     this.$findCellWidthsForBlock = function(row, tabString) {
-        var cellWidths = [];
+        var cellWidths = [], widths;       
 
-        var rowIter = row;
-
-        while (rowIter >= 0) {
-            var widths = this.$cellWidthsForRow(rowIter, tabString);
+        // starting row and backward
+        var row_iter = row
+        while (row_iter >= 0) {
+            widths = cellWidthsForRow(row_iter);
+            if (len(widths) == 0)
+                break;
+            cellWidths.unshift(widths);
+            row_iter--;
         }
+
+        first_row = row_iter++;
+
+        // forward (not including starting row)
+        row_iter = row;
+        var num_rows = lines_in_buffer(view);
+
+        while (row_iter < num_rows - 1) {
+            row_iter++;
+            widths = cellWidthsForRow(row_iter);
+            if (len(widths) == 0)
+                break;
+            cellWidths.push(widths);
+        }
+
+        return {cellWidths: cellWidths, firstRow: firstRow};
     };
 
-    this.$cellWidthsForRow = function(row, tabString) {
-        var selectionColumns = this.$selectionColumnsForRow(row, tabString);
+    this.$cellWidthsForRow = function(row) {
+        var selectionColumns = this.$selectionColumnsForRow(row);
+        //var tabs = [-1] + this.$tabsForRow(row);
+        //widths = [0] * (len(tabs) - 1);
+        //line = view.substr(view.line(view.text_point(row,0)))
+        //for (var i = 0, len = tabs.length; i < len; i++) {
+            //left_edge = tabs[i]+1
+            //right_edge = tabs[i+1]
+            //rightmost_selection = rightmost_selection_in_cell(selection_columns, right_edge)
+            //cell = line[left_edge:right_edge]
+            //widths[i] = max(len(cell.rstrip()), rightmost_selection - left_edge)
+        //}
+        return widths;;
     };
 
     this.$selectionColumnsForRow = function(row, tabString) {
         var selections = [];
-
-        
+            selections = []
+            for s in view.sel():
+                if s.empty():
+                    r, c =view.rowcol(s.a)
+                    if r == row:
+                        selections.append(c)
+            return selections
     };
 
     this.$tabsForRow = function(row, tabString) {