static string Render(Model.Term t)
{
StringBuilder txt = new StringBuilder();
// leave off seperator
if (t.Type == Model.TermType.Function)
{
txt.AppendFormat("<span class=\"value_function function\">{0}</span>", Render(t.Function));
}
else if (t.Type == Model.TermType.Url)
{
txt.AppendFormat("<span class=\"value_url\">url('{0}')</span>", t.Value);
}
else if (t.Type == Model.TermType.Unicode)
{
txt.AppendFormat("<span class=\"value_unicode\">U\\{0}</span>", t.Value.ToUpper());
}
else if (t.Type == Model.TermType.Hex)
{
txt.AppendFormat("<span class=\"value_hex{1}\">{0}</span>", t.Value.ToUpper(), t.IsColor ? " value_color" : "");
}
else
{
if (t.Type == Model.TermType.Number)
{
txt.Append("<span class=\"value_number\">");
}
else
{
txt.AppendFormat("<span class=\"value_string{0}\">", t.IsColor ? " value_color" : "");
}
if (t.Sign.HasValue)
{
txt.AppendFormat("<span class=\"values_sign\">{0}</span>", t.Sign.Value);
}
txt.Append(t.Value);
if (t.Unit.HasValue)
{
txt.Append("<span class=\"values_unit\">");
if (t.Unit.Value == breinstormin.tools.web.css.Model.Unit.Percent)
{
txt.Append("%");
}
else
{
txt.Append(Model.UnitOutput.ToString(t.Unit.Value));
}
txt.Append("</span>");
}
txt.Append("</span>");
}
return(txt.ToString());
}
void expr(out Model.Expression exp)
{
exp = new Model.Expression();
char?sep = null;
Model.Term trm = null;
term(out trm);
exp.Terms.Add(trm);
while (la.kind == 4)
{
Get();
}
while (StartOf(11))
{
if (la.kind == 25 || la.kind == 46)
{
if (la.kind == 46)
{
Get();
sep = '/';
}
else
{
Get();
sep = ',';
}
while (la.kind == 4)
{
Get();
}
}
term(out trm);
if (sep.HasValue)
{
trm.Seperator = sep.Value;
}
exp.Terms.Add(trm);
sep = null;
while (la.kind == 4)
{
Get();
}
}
}
void term(out Model.Term trm)
{
trm = new Model.Term();
string val = "";
Model.Expression exp = null;
string ident = null;
if (la.kind == 7 || la.kind == 8) {
QuotedString(out val);
trm.Value = val; trm.Type = Model.TermType.String;
} else if (la.kind == 9) {
URI(out val);
trm.Value = val; trm.Type = Model.TermType.Url;
} else if (la.kind == 47) {
Get();
identity(out ident);
trm.Value = "U\\" + ident; trm.Type = Model.TermType.Unicode;
} else if (la.kind == 33) {
HexValue(out val);
trm.Value = val; trm.Type = Model.TermType.Hex;
} else if (StartOf(15)) {
bool minus = false;
if (la.kind == 24) {
Get();
minus = true;
}
if (StartOf(16)) {
identity(out ident);
trm.Value = ident; trm.Type = Model.TermType.String;
if (minus) { trm.Value = "-" + trm.Value; }
while (la.kind == 4) {
Get();
}
if (StartOf(17)) {
while (la.kind == 34 || la.kind == 36 || la.kind == 43) {
if (la.kind == 43) {
Get();
trm.Value += t.val;
if (StartOf(18)) {
if (la.kind == 43) {
Get();
trm.Value += t.val;
}
if (la.kind == 24) {
Get();
trm.Value += t.val;
}
identity(out ident);
trm.Value += ident;
} else if (la.kind == 33) {
HexValue(out val);
trm.Value += val;
} else if (StartOf(19)) {
while (la.kind == 3) {
Get();
trm.Value += t.val;
}
if (la.kind == 34) {
Get();
trm.Value += ".";
while (la.kind == 3) {
Get();
trm.Value += t.val;
}
}
} else SynErr(57);
} else if (la.kind == 34) {
Get();
trm.Value += t.val;
if (la.kind == 24) {
Get();
trm.Value += t.val;
}
identity(out ident);
trm.Value += ident;
} else {
Get();
trm.Value += t.val;
while (la.kind == 4) {
Get();
}
if (la.kind == 24) {
Get();
trm.Value += t.val;
}
if (StartOf(16)) {
identity(out ident);
trm.Value += ident;
} else if (StartOf(19)) {
while (la.kind == 3) {
Get();
trm.Value += t.val;
}
} else SynErr(58);
}
}
}
if (la.kind == 10) {
Get();
while (la.kind == 4) {
Get();
}
expr(out exp);
Model.Function func = new Model.Function();
func.Name = trm.Value;
func.Expression = exp;
trm.Value = null;
trm.Function = func;
trm.Type = Model.TermType.Function;
while (la.kind == 4) {
Get();
}
Expect(11);
}
} else if (StartOf(15)) {
if (la.kind == 29) {
Get();
trm.Sign = '+';
}
if (minus) { trm.Sign = '-'; }
while (la.kind == 3) {
Get();
val += t.val;
}
if (la.kind == 34) {
Get();
val += t.val;
while (la.kind == 3) {
Get();
val += t.val;
}
}
if (StartOf(20)) {
if (la.val.ToLower().Equals("n")) {
Expect(22);
val += t.val;
if (la.kind == 24 || la.kind == 29) {
if (la.kind == 29) {
Get();
val += t.val;
} else {
Get();
val += t.val;
}
Expect(3);
val += t.val;
while (la.kind == 3) {
Get();
val += t.val;
}
}
} else if (la.kind == 48) {
Get();
trm.Unit = Model.Unit.Percent;
} else {
if (IsUnit()) {
identity(out ident);
try {
trm.Unit = (Model.Unit)Enum.Parse(typeof(Model.Unit), ident, true);
} catch {
errors.SemErr(t.line, t.col, string.Format("Unrecognized unit '{0}'", ident));
}
}
}
}
trm.Value = val; trm.Type = Model.TermType.Number;
} else SynErr(59);
} else SynErr(60);
}
void term(out Model.Term trm)
{
trm = new Model.Term();
string val = "";
Model.Expression exp = null;
string ident = null;
if (la.kind == 7 || la.kind == 8)
{
QuotedString(out val);
trm.Value = val; trm.Type = Model.TermType.String;
}
else if (la.kind == 9)
{
URI(out val);
trm.Value = val; trm.Type = Model.TermType.Url;
}
else if (la.kind == 47)
{
Get();
identity(out ident);
trm.Value = "U\\" + ident; trm.Type = Model.TermType.Unicode;
}
else if (la.kind == 33)
{
HexValue(out val);
trm.Value = val; trm.Type = Model.TermType.Hex;
}
else if (StartOf(15))
{
bool minus = false;
if (la.kind == 24)
{
Get();
minus = true;
}
if (StartOf(16))
{
identity(out ident);
trm.Value = ident; trm.Type = Model.TermType.String;
if (minus)
{
trm.Value = "-" + trm.Value;
}
while (la.kind == 4)
{
Get();
}
if (StartOf(17))
{
while (la.kind == 34 || la.kind == 36 || la.kind == 43)
{
if (la.kind == 43)
{
Get();
trm.Value += t.val;
if (StartOf(18))
{
if (la.kind == 43)
{
Get();
trm.Value += t.val;
}
if (la.kind == 24)
{
Get();
trm.Value += t.val;
}
identity(out ident);
trm.Value += ident;
}
else if (la.kind == 33)
{
HexValue(out val);
trm.Value += val;
}
else if (StartOf(19))
{
while (la.kind == 3)
{
Get();
trm.Value += t.val;
}
if (la.kind == 34)
{
Get();
trm.Value += ".";
while (la.kind == 3)
{
Get();
trm.Value += t.val;
}
}
}
else
{
SynErr(57);
}
}
else if (la.kind == 34)
{
Get();
trm.Value += t.val;
if (la.kind == 24)
{
Get();
trm.Value += t.val;
}
identity(out ident);
trm.Value += ident;
}
else
{
Get();
trm.Value += t.val;
while (la.kind == 4)
{
Get();
}
if (la.kind == 24)
{
Get();
trm.Value += t.val;
}
if (StartOf(16))
{
identity(out ident);
trm.Value += ident;
}
else if (StartOf(19))
{
while (la.kind == 3)
{
Get();
trm.Value += t.val;
}
}
else
{
SynErr(58);
}
}
}
}
if (la.kind == 10)
{
Get();
while (la.kind == 4)
{
Get();
}
expr(out exp);
Model.Function func = new Model.Function();
func.Name = trm.Value;
func.Expression = exp;
trm.Value = null;
trm.Function = func;
trm.Type = Model.TermType.Function;
while (la.kind == 4)
{
Get();
}
Expect(11);
}
}
else if (StartOf(15))
{
if (la.kind == 29)
{
Get();
trm.Sign = '+';
}
if (minus)
{
trm.Sign = '-';
}
while (la.kind == 3)
{
Get();
val += t.val;
}
if (la.kind == 34)
{
Get();
val += t.val;
while (la.kind == 3)
{
Get();
val += t.val;
}
}
if (StartOf(20))
{
if (la.val.ToLower().Equals("n"))
{
Expect(22);
val += t.val;
if (la.kind == 24 || la.kind == 29)
{
if (la.kind == 29)
{
Get();
val += t.val;
}
else
{
Get();
val += t.val;
}
Expect(3);
val += t.val;
while (la.kind == 3)
{
Get();
val += t.val;
}
}
}
else if (la.kind == 48)
{
Get();
trm.Unit = Model.Unit.Percent;
}
else
{
if (IsUnit())
{
identity(out ident);
try {
trm.Unit = (Model.Unit)Enum.Parse(typeof(Model.Unit), ident, true);
} catch {
errors.SemErr(t.line, t.col, string.Format("Unrecognized unit '{0}'", ident));
}
}
}
}
trm.Value = val; trm.Type = Model.TermType.Number;
}
else
{
SynErr(59);
}
}
else
{
SynErr(60);
}
}
private int GetRGBValue(Term t)
{
try {
if (t.Unit.HasValue && t.Unit.Value == breinstormin.tools.web.css.Model.Unit.Percent)
{
return (int)(255f * float.Parse(t.Value) / 100f);
}
return int.Parse(t.Value);
} catch {}
return 0;
}
private int GetHueValue(Term t)
{
// 0 - 360
try {
return (int)(float.Parse(t.Value) * 255f / 360f);
} catch {}
return 0;
}