public void resetAnimation()
{
if (tam != null)
{
leadin = interactiveDancer < 0 ? 2 : 3;
leadout = interactiveDancer < 0 ? 2 : 1;
// if (isRunnning)
// doneCallback();
isRunning = false;
beats = 0.0;
var tlist = tam.SelectNodes("formation");
var formation = tlist.Length > 0
? tlist.First() // formation defined in animation
: tam.hasAttr("formation")
? TamUtils.getFormation(tam.attr("formation")) // formation reference to formations.xml
: tam; // formation passed in for sequencer
var flist = formation.SelectNodes("dancer");
dancers = new Dancer[flist.Length * (int)geometry];
// Except for the phantoms, these are the standard colors
// used for teaching callers
var dancerColor = geometry == GeometryType.HEXAGON ?
new Color[] { Colors.Red, Colors.ForestGreen, Colors.Magenta,
Colors.Blue, Colors.Yellow, Colors.Cyan,
Colors.LightGray, Colors.LightGray, Colors.LightGray, Colors.LightGray }
:
new Color[] { Colors.Red, ColorUtilities.ColorFromHex(0xff00c000), Colors.Blue, Colors.Yellow,
Colors.LightGray, Colors.LightGray, Colors.LightGray, Colors.LightGray };
// Get numbers for dancers and couples
// This fetches any custom numbers that might be defined in
// the animation to match a Callerlab or Ceder Chest illustration
var paths = tam.SelectNodes("path");
var numbers = geometry == GeometryType.HEXAGON ?
new string[] { "A", "E", "I",
"B", "F", "J",
"C", "G", "K",
"D", "H", "L",
"u", "v", "w", "x", "y", "z" }
: geometry == GeometryType.BIGON || paths.Length == 0 ?
new string[] { "1", "2", "3", "4", "5", "6", "7", "8" }
: TamUtils.getNumbers(tam);
var couples = geometry == GeometryType.HEXAGON ?
new string[] { "1", "3", "5", "1", "3", "5",
"2", "4", "6", "2", "4", "6",
"7", "8", "7", "8", "7", "8" }
: geometry == GeometryType.BIGON ?
new string[] { "1", "2", "3", "4", "5", "6", "7", "8" }
: paths.Length == 0 ?
new string[] { "1", "3", "1", "3", "2", "4", "2", "4" }
: TamUtils.getCouples(tam);
var geoms = GeometryMaker.makeAll(geometry);
// Select a random dancer of the correct gender for the interactive dancer
var icount = -1;
var im = Matrix3x2.Identity;
if (interactiveDancer > 0)
{
var rand = new Random();
var selector = interactiveDancer == (int)Gender.BOY
? "dancer[@gender='boy']" : "dancer[@gender='girl']";
var glist = formation.SelectNodes(selector);
icount = rand.Next(glist.Count);
// If the animations starts with "Heads" or "Sides"
// then select the first dancer.
// Otherwise the formation could rotate 90 degrees
// which would be confusing
var title = tam.attr("title");
if (title.Contains("Heads") || title.Contains("Sides"))
{
icount = 0;
}
// Find the angle the interactive dancer faces at start
// We want to rotate the formation so that direction is up
var iangle = glist.Item((uint)icount).attr("angle").toDouble();
im = Matrix.CreateRotation(-iangle.toRadians()) * im;
icount = icount * geoms.Count() + 1;
}
// Create the dancers and set their starting positions
int dnum = 0;
for (var i = 0; i < flist.Length; i++)
{
var fd = flist.ElementAt(i);
var x = fd.attr("x").toDouble();
var y = fd.attr("y").toDouble();
var angle = fd.attr("angle").toDouble();
var gender = fd.attr("gender");
var g = gender == "boy" ? Gender.BOY : gender == "girl" ? Gender.GIRL : Gender.PHANTOM;
var movelist = paths.Length > i?TamUtils.translatePath(paths.ElementAt(i))
: new List <Movement>();
// Each dancer listed in the formation corresponds to
// one, two, or three real dancers depending on the geometry
foreach (Geometry geom in geoms)
{
var m = Matrix3x2.Identity * Matrix.CreateRotation(angle.toRadians()) * Matrix.CreateTranslation(x, y) * im;
var nstr = g == Gender.PHANTOM ? " " : numbers[dnum];
var cstr = g == Gender.PHANTOM ? " " : couples[dnum];
var c = g == Gender.PHANTOM ? Colors.LightGray : dancerColor[int.Parse(cstr) - 1];
// add one dancer
//icount -= 1;
if ((int)g == interactiveDancer && --icount == 0)
{
idancer = new InteractiveDancer(nstr, cstr, g, c, m, geom.clone(), movelist);
dancers[dnum] = idancer;
}
else
{
dancers[dnum] = new Dancer(nstr, cstr, g, c, m, geom.clone(), movelist);
dancers[dnum].hidden = g == Gender.PHANTOM && !showPhantoms;
}
beats = Math.Max(dancers[dnum].beats + leadout, beats);
dnum++;
}
} // All dancers added
// Initialize other stuff
parts = tam.attr("parts") + tam.attr("fractions");
hasParts = tam.attr("parts").Length > 0;
isRunning = false;
beat = -leadin;
prevbeat = -leadin;
partbeats = partsValues();
// force a redraw
canvas.Invalidate();
// ready callback
Callouts.animationReady();
}
}