internal bool Overlaps(BranchDeets other)
{
if (rowStart > other.rowEnd)
{
return(false);
}
if (rowEnd < other.rowStart)
{
return(false);
}
return(true);
}
protected override bool RunInternal(object options)
{
SvgdagVerbOptions localOptions = options as SvgdagVerbOptions;
float startLine = 20.0f;
float deltaLine = 20.0f;
// STUFF
int limit = !localOptions.Limit.HasValue ? 50 : localOptions.Limit.Value;
var dag = Workspace.GetDAG(limit);
string[] colors = new string[] { "green", "blue", "orange", "darkturquoise", "purple", "pink", "olive", "cornflowerblue", "coral", "teal", "blueviolet", "brown", "grey", "maroon", "indigo" }; // add more
Dictionary <Guid, BranchDeets> branchDeets = new Dictionary <Guid, BranchDeets>();
branchDeets.Add(Workspace.CurrentBranch.ID, new BranchDeets {
color = "red"
}); // no one else gets red
int nextColorIndex = 0;
// Collect branches and assign colors.
int row = 0;
foreach (var version in dag.Objects)
{
BranchDeets bd;
if (!branchDeets.TryGetValue(version.Object.Branch, out bd))
{
int useColorIndex = nextColorIndex % colors.Length;
branchDeets.Add(version.Object.Branch, bd = new BranchDeets {
color = colors[useColorIndex]
});
nextColorIndex++;
}
bd.RowSeen(row);
++row;
}
float documentLength = startLine + (float)(row + 1) * deltaLine;
Console.WriteLine(@"<?xml version=""1.0"" standalone=""no""?><!DOCTYPE svg PUBLIC ""-//W3C//DTD SVG 1.1//EN"" ""http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd"">");
Console.WriteLine(@"<svg width=""1024pt"" height=""{0}pt"" viewBox=""0 0 1024 {0}"" xmlns=""http://www.w3.org/2000/svg"" xmlns:xlink=""http://www.w3.org/1999/xlink"" version=""1.1"">", documentLength);
Console.WriteLine(@"<desc>Versionr svg output</desc>");
// CSS Style town
Console.WriteLine(@"
<defs>
<style type=""text/css""><![CDATA[
text {
font-family: Verdana;
font-size: 9px;
dominant-baseline: central;
}
text.u {
fill: blue;
}
text.g {
font-family: Courier;
fill: green;
}
circle {
stroke: black;
stroke-width: 1px;
}
path {
stroke-width: 1px;
fill: none;
}
path.m {
stroke-dasharray: 3;
}
]]></style>
</defs>
");
// Assign columns to branches.
List <List <BranchDeets> > columnSlot = new List <List <BranchDeets> >();
columnSlot.Add(new List <BranchDeets>());
BranchDeets currentBD = branchDeets[Workspace.CurrentBranch.ID];
columnSlot[0].Add(currentBD); // current branch always column 0
foreach (var bd in branchDeets.Values)
{
if (bd == currentBD)
{
continue;
}
bool inserted = false;
foreach (var column in columnSlot)
{
bool overlap = false;
foreach (var columnBD in column)
{
if (bd.Overlaps(columnBD))
{
overlap = true;
break;
}
}
if (overlap == false)
{
column.Add(bd);
inserted = true;
break;
}
}
if (inserted == false)
{
columnSlot.Add(new List <BranchDeets>());
columnSlot.Last().Add(bd);
}
}
float columnValue = 0.0f;
foreach (var column in columnSlot)
{
foreach (var bd in column)
{
bd.column = columnValue;
}
columnValue += 1.0f;
}
float guidX = (columnValue + 1.0f) * deltaLine;
float branchX = guidX + 75.0f;
float userX = branchX + 100.0f;
float messageX = userX + 75.0f;
float dotColumnStartX = 20.0f;
float line = startLine;
StringBuilder branchBlurb = new StringBuilder(1024 * 1024);
branchBlurb.AppendFormat(@"<g transform=""translate({0}, 0)"">", branchX);
StringBuilder guidBlurb = new StringBuilder(1024 * 1024);
guidBlurb.AppendFormat(@"<g transform=""translate({0}, 0)"">", guidX);
StringBuilder userBlurb = new StringBuilder(1024 * 1024);
userBlurb.AppendFormat(@"<g transform=""translate({0}, 0)"">", userX);
StringBuilder messageBlurb = new StringBuilder(1024 * 1024);
messageBlurb.AppendFormat(@"<g transform=""translate({0}, 0)"">", messageX);
foreach (var version in dag.Objects)
{
BranchDeets bd;
if (!branchDeets.TryGetValue(version.Object.Branch, out bd))
{
int useColorIndex = nextColorIndex % colors.Length;
branchDeets.Add(version.Object.Branch, bd = new BranchDeets {
color = colors[useColorIndex]
});
nextColorIndex++;
}
branchBlurb.AppendFormat(@"<text y=""{0}"" fill=""{1}"">{2}</text>", line, bd.color, SecurityElement.Escape(Workspace.GetBranch(version.Object.Branch).Name));
guidBlurb.AppendFormat(@"<text y=""{0}"" class=""g"">{1}</text>", line, version.Object.ID.ToString().Substring(0, 8));
userBlurb.AppendFormat(@"<text y=""{0}"" class=""u"">{1}</text>", line, SecurityElement.Escape(version.Object.Author));
messageBlurb.AppendFormat(@"<text y=""{0}"">{1}</text>", line, SecurityElement.Escape(version.Object.Message));
line += deltaLine;
}
branchBlurb.Append("</g>");
guidBlurb.Append("</g>");
userBlurb.Append("</g>");
messageBlurb.Append("</g>");
Console.Write(branchBlurb);
Console.Write(guidBlurb);
Console.Write(userBlurb);
Console.Write(messageBlurb);
Dictionary <Guid, VersionDeets> versionDeets = new Dictionary <Guid, VersionDeets>();
// Draw branch dots (but postpone output)
StringBuilder dotsBlurb = new StringBuilder(1024 * 1024);
line = startLine;
float dotRadius = deltaLine / 4.0f;
foreach (var version in dag.Objects)
{
BranchDeets bd = branchDeets[version.Object.Branch];
float x = dotColumnStartX + bd.column * deltaLine; // using deltaLine for width as well as height for dots, so they're on a square grid
dotsBlurb.AppendFormat(@"<circle fill=""{0}"" cx=""{1}"" cy=""{2}"" r=""{3}""/>", bd.color, x, line, dotRadius);
// Save off its position
versionDeets.Add(version.Object.ID, new VersionDeets {
X = x, Y = line, Color = bd.color
});
line += deltaLine;
}
// Draw connecting lines
foreach (var version in dag.Objects)
{
VersionDeets currentDot = versionDeets[version.Object.ID];
foreach (var link in version.Links)
{
if (dag.Lookup.ContainsKey(link.Source))
{
VersionDeets otherDot = versionDeets[dag.Lookup[link.Source].Item1.ID];
string lineClass = "n";
if (link.Merge)
{
lineClass = "m";
}
if (currentDot.X != otherDot.X)
{
Console.WriteLine(@"<path d=""M {0} {1} Q {2} {1} {2} {3}"" class=""{4}"" stroke=""{5}""/>", currentDot.X, currentDot.Y, otherDot.X, otherDot.Y, lineClass, otherDot.Color);
}
else
{
Console.WriteLine(@"<path d=""M {0} {1} L {0} {2}"" class=""{3}"" stroke=""{4}""/>", currentDot.X, currentDot.Y, otherDot.Y, lineClass, otherDot.Color);
}
}
}
}
Console.Write(dotsBlurb);
Console.WriteLine(@"</svg>");
return(true);
}
