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1 | 1 | var revisionGraph = null; |
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2 | 2 | |
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3 | 3 | function drawRevisionGraph(holder, commits_hash, graph_space) { |
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4 | 4 | |
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5 | 5 | var XSTEP = 20, |
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6 | 6 | CIRCLE_INROW_OFFSET = 10; |
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7 | 7 | |
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8 | 8 | var commits_by_scmid = $H(commits_hash), |
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9 | 9 | commits = commits_by_scmid.values(); |
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10 | 10 | |
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11 | 11 | var max_rdmid = commits.length - 1; |
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12 | 12 | |
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13 | 13 | var commit_table_rows = $$('table.changesets tr.changeset'); |
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14 | 14 | |
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15 | 15 | // create graph |
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16 | 16 | if(revisionGraph != null) |
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17 | 17 | revisionGraph.clear(); |
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18 | 18 | else |
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19 | 19 | revisionGraph = Raphael(holder); |
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20 | 20 | |
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21 | 21 | var top = revisionGraph.set(); |
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22 | 22 | |
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23 | 23 | // init dimensions |
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24 | 24 | var graph_x_offset = Element.select(commit_table_rows.first(),'td').first().getLayout().get('left') - $(holder).getLayout().get('left'), |
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25 | 25 | graph_y_offset = $(holder).getLayout().get('top'), |
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26 | 26 | graph_right_side = graph_x_offset + (graph_space + 1) * XSTEP, |
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27 | 27 | graph_bottom = commit_table_rows.last().getLayout().get('top') + commit_table_rows.last().getLayout().get('height') - graph_y_offset; |
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28 | 28 | |
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29 | 29 | revisionGraph.setSize(graph_right_side, graph_bottom); |
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30 | 30 | |
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31 | 31 | // init colors |
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32 | 32 | var colors = []; |
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33 | 33 | Raphael.getColor.reset(); |
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34 | 34 | for (var k = 0; k <= graph_space; k++) { |
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35 | 35 | colors.push(Raphael.getColor()); |
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36 | 36 | } |
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37 | 37 | |
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38 | 38 | var parent_commit; |
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39 | 39 | var x, y, parent_x, parent_y; |
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40 | 40 | var path, title; |
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41 | var revision_dot_overlay; | |
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41 | 42 | |
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42 | 43 | commits.each(function(commit) { |
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43 | 44 | |
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44 | 45 | y = commit_table_rows[max_rdmid - commit.rdmid].getLayout().get('top') - graph_y_offset + CIRCLE_INROW_OFFSET; |
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45 | 46 | x = graph_x_offset + XSTEP / 2 + XSTEP * commit.space; |
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46 | 47 | |
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47 | 48 | revisionGraph.circle(x, y, 3) |
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48 | 49 | .attr({ |
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49 | 50 | fill: colors[commit.space], |
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50 | 51 | stroke: 'none', |
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51 | 52 | }).toFront(); |
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52 | 53 | |
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53 | 54 | // paths to parents |
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54 | 55 | commit.parent_scmids.each(function(parent_scmid) { |
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55 | 56 | parent_commit = commits_by_scmid.get(parent_scmid); |
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56 | 57 | |
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57 | 58 | if (parent_commit) { |
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58 | 59 | parent_y = commit_table_rows[max_rdmid - parent_commit.rdmid].getLayout().get('top') - graph_y_offset + CIRCLE_INROW_OFFSET; |
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59 | 60 | parent_x = graph_x_offset + XSTEP / 2 + XSTEP * parent_commit.space; |
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60 | 61 | |
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61 | 62 | if (parent_commit.space == commit.space) { |
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62 | 63 | // vertical path |
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63 | 64 | path = revisionGraph.path([ |
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64 | 65 | 'M', x, y, |
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65 | 66 | 'V', parent_y]); |
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66 | 67 | } else { |
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67 | 68 | // path to a commit in a different branch (Bezier curve) |
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68 | 69 | path = revisionGraph.path([ |
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69 | 70 | 'M', x, y, |
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70 | 71 | 'C', x, y, x, y + (parent_y - y) / 2, x + (parent_x - x) / 2, y + (parent_y - y) / 2, |
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71 | 72 | 'C', x + (parent_x - x) / 2, y + (parent_y - y) / 2, parent_x, parent_y-(parent_y-y)/2, parent_x, parent_y]); |
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72 | 73 | } |
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73 | 74 | } else { |
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74 | 75 | // vertical path ending at the bottom of the revisionGraph |
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75 | 76 | path = revisionGraph.path([ |
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76 | 77 | 'M', x, y, |
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77 | 78 | 'V', graph_bottom]); |
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78 | 79 | } |
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79 | 80 | path.attr({stroke: colors[commit.space], "stroke-width": 1.5}).toBack(); |
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80 | 81 | }); |
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81 | 82 | |
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82 | 83 | revision_dot_overlay = revisionGraph.circle(x, y, 10); |
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83 | 84 | revision_dot_overlay |
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84 | 85 | .attr({ |
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85 | 86 | fill: '#000', |
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86 | 87 | opacity: 0, |
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87 | 88 | cursor: 'pointer', |
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88 | 89 | href: commit.href |
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89 | 90 | }); |
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90 | 91 | |
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91 | 92 | if(commit.refs != null && commit.refs.length > 0) { |
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92 | 93 | title = document.createElementNS(revisionGraph.canvas.namespaceURI, 'title'); |
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93 | 94 | title.appendChild(document.createTextNode(commit.refs)); |
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94 | 95 | revision_dot_overlay.node.appendChild(title); |
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95 | 96 | } |
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96 | 97 | |
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97 | 98 | top.push(revision_dot_overlay); |
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98 | 99 | }); |
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99 | 100 | |
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100 | 101 | top.toFront(); |
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101 | 102 | }; |
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