public MathFormulaDrawable(MathFormula formula, IMathSymbolConverter converter)
: base(formula.Level, formula.Sizes)
{
sizes = formula.Sizes;
for (int i = 0; i < formula.Count; i++)
{
MathSymbol s = formula[i];
MathSymbol sym = converter.Convert(s);
sym.Sizes = sizes;
sym.Append(this);
sym = Last;
for (int j = 0; j < s.Count; j++)
{
if (j >= sym.Count)
{
break;
}
if (s[j] != null)
{
s[j].Sizes = sizes;
sym[j] = new MathFormulaDrawable(s[j], converter);
}
}
}
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="control">component the editor component</param>
/// <param name="formula">formula the formula for edit</param>
public FormulaEditorPerformer(IControl control, MathFormulaDrawable formula)
{
this.virtualControl = control;
this.formula = formula;
newCursor = formula;
/* keyPressEventHandler = new KeyPressEventHandler(keyPress);
* keyUpEventHandler = new KeyEventHandler(keyUp);
* keySymbol = this;*/
}
/// <summary>
/// Copies this formula
/// </summary>
/// <returns>the copy</returns>
public override MathFormula Copy()
{
form = new MathFormulaDrawable(new MathFormula(level, sizes), DrawableConverter.Object);
for (int i = 0; i < Count; i++)
{
MathSymbol s = this[i].Copy();
s.Parent = form;
form.Add(s);
}
return(form);
}
/// <summary>
/// Sets formula
/// </summary>
/// <param name="str"></param>
/// <param name="sizes"></param>
public void SetFormula(string str, int[] sizes)
{
string s = "";
if (str != null)
{
s = str;
}
MathFormula f = MathFormula.FromString(sizes, s);
MathFormulaDrawable form = new MathFormulaDrawable(f, DrawableConverter.Object);
form.Sizes = sizes;
formula = form;
newCursor = form;
DrawFormula();
}
/// <summary>
/// Sets a new editing formula
/// </summary>
/// <param name="formula">The formula</param>
/// <param name="rectangle">The new rectangle of new formula</param>
public void SetFormula(MathFormulaDrawable formula, Rectangle rectangle)
{
this.formula = formula;
newCursor = this.formula;
Rectangle r = formulaRectangle;
r.X = rectangle.X;
r.Y = rectangle.Y;
r.Width = rectangle.Width;
r.Height = rectangle.Height;
Point p = pointFormula;
p.X = r.X + 20;
p.Y = r.Y + r.Height / 2;
this.formula.Position = p;
this.formula.CalculateFullRelativeRectangle();
this.formula.CalculatePositions();
}