public void Parse(CompileContext context, System.Xml.XmlNode node)
{
// We first find the type.
type = context.ResolveType(node.Prefix, node.LocalName);
if (!Common.IsTypeSameOrDerived(typeof(IWidget), type))
{
throw new ParseException(string.Format("The element must be of type IWidget, " +
"'{0}' does not implement this interface", type.FullName));
}
// Previously, change context was not the same as the type, not they alias.
changeType = type;
// Now we try to find name attribute.
XmlAttribute nameAttr = node.Attributes["Name"];
if (nameAttr != null)
{
name = nameAttr.InnerText;
if (name.Contains(" "))
{
throw new ParseException("The name contains spaces, invalid.");
}
}
else
{
throw new ParseException("Name of widget is required.");
}
nameAttr = node.Attributes["Style"];
if (nameAttr != null)
{
styleLink = nameAttr.InnerText;
}
// We now go for all other attributes and values.
foreach (XmlAttribute att in node.Attributes)
{
if (att.Name == "Name" || att.Name == "Style")
{
continue;
}
ProcessAttribute(context, att);
}
foreach (XmlNode node2 in node.ChildNodes)
{
ProcessChild(context, node2);
}
// Registers a widget.
context.RegisterWidget(name, this);
}
public void Emit(CompileContext context, System.IO.TextWriter writer)
{
for (int i = 0; i < split.Length; i++)
{
writer.Write(string.Format("{0}.{1}", enumType.FullName, split[i]));
if (i != split.Length - 1)
{
writer.Write(" | ");
}
}
}
public void Emit(CompileContext context, System.IO.TextWriter writer)
{
if (value != null)
{
writer.Write("SharpMedia.Graphics.Colour." + value);
}
else
{
writer.Write("new SharpMedia.Graphics.Colour({0}, {1}, {2}, {3})", colour.R.ToString(CultureInfo.InvariantCulture.NumberFormat),
colour.G.ToString(CultureInfo.InvariantCulture.NumberFormat), colour.B.ToString(CultureInfo.InvariantCulture.NumberFormat),
colour.A.ToString(CultureInfo.InvariantCulture.NumberFormat));
}
}
public void Parse(CompileContext context, System.Xml.XmlNode node)
{
if (node.Attributes["Value"] != null)
{
ASTScalar scalar = new ASTScalar();
scalar.Parse(context, Token.StackForm(Token.Tokenize(node.Attributes["Value"].InnerText)));
data = scalar.Scalar;
}
else
{
throw new ParseException("Value of scalar not present in 'Value' attribute.");
}
}
public void Resolve(CompileContext context, Resolver resolver)
{
rootWidget = null;
for (int i = 0; i < children.Count; i++)
{
if (children[i] is ASTWidget)
{
if (rootWidget != null)
{
throw new ResolveException("Multiple widget root invalid.");
}
rootWidget = children[i] as ASTWidget;
}
}
}
void ProcessChild(CompileContext context, XmlNode node)
{
if (node.NodeType != XmlNodeType.Element)
{
return;
}
if (node.Prefix == StandardPrefixes.Variable)
{
throw new NotSupportedException("Variables not yet supported.");
}
else if (node.Prefix == StandardPrefixes.Value || node.Prefix == StandardPrefixes.Property)
{
if (node.Name == "Style")
{
styleLink = node["Style"].InnerText;
}
else
{
values.Add(node.LocalName, ParsingHelper.ParseValue(context, changeType, node));
}
}
else
{
if (type.GetInterface("SharpMedia.Graphics.GUI.Widgets.Containers.IContainer") == null)
{
throw new ParseException(string.Format("Only containers can have child widgets, " +
"{0} is not a container.", name));
}
Type resolveType = context.ResolveType(node.Prefix, node.LocalName);
if (resolveType != null && resolveType.GetInterface("SharpMedia.Graphics.GUI.Widgets.IWidget") != null)
{
// We have a child element.
ASTWidget widget = new ASTWidget();
children.Add(node.LocalName, widget);
widget.Parse(context, node);
}
else
{
throw new ParseException("Only widgets are acceptable as children.");
}
}
}
public void Parse(CompileContext context, System.Xml.XmlNode node)
{
XmlAttribute att = node.Attributes["Namespace"];
nsp = att.InnerText;
att = node.Attributes["ContextName"];
if (att != null)
{
applicationContext = att.InnerText;
}
foreach (XmlNode child in node.ChildNodes)
{
if (child.NodeType != XmlNodeType.Element)
{
continue;
}
Type type = context.ResolveType(child.Prefix, child.LocalName);
if (type != null && type.GetInterface("SharpMedia.Graphics.GUI.Widgets.IWidget") != null)
{
ASTWidget widget = new ASTWidget();
widget.Parse(context, child);
children.Add(widget);
}
else if (type != null && type.GetInterface("SharpMedia.Graphics.GUI.IStateStyle") != null)
{
Styles.ASTStyle style = new Styles.ASTStyle();
style.Parse(context, child);
children.Add(style);
}
else if (type != null && type.GetInterface("SharpMedia.Graphics.GUI.Animations.IAnimation") != null)
{
Animations.ASTAnimation animation = new Animations.ASTAnimation(type);
animation.Parse(context, child);
children.Add(animation);
}
else
{
throw new ParseException("Invalid type of not one of style/widget/animation.");
}
}
context.ApplicationContextType = applicationContext;
}
public void PreEmit(CompileContext context, System.IO.TextWriter writer)
{
name = context.GetNextTempName();
writer.WriteLine(" {0} {1} = new {0}();", type.FullName, name);
for (int i = 0; i < properties.Count; i++)
{
// Pre-emit variable.
if (properties.Values[i] is IPreEmittable)
{
(properties.Values[i] as IPreEmittable).PreEmit(context, writer);
}
// We write it and assign.
writer.Write(" {0}.{1} = ", name, properties.Keys[i]);
properties.Values[i].Emit(context, writer);
writer.WriteLine(";");
}
}
public void Parse(CompileContext context, System.Xml.XmlNode node)
{
ASTScalar width = null, height = null;
if (node.Attributes["Width"] != null)
{
width = new ASTScalar();
width.Parse(context, Token.StackForm(Token.Tokenize(node.Attributes["Width"].InnerText)));
}
if (node.Attributes["X"] != null)
{
if (width != null)
{
throw new ParseException("Could not combine X and Width, same meaning in terms of vector.");
}
width = new ASTScalar();
width.Parse(context, Token.StackForm(Token.Tokenize(node.Attributes["X"].InnerText)));
}
if (node.Attributes["Height"] != null)
{
height = new ASTScalar();
height.Parse(context, Token.StackForm(Token.Tokenize(node.Attributes["Height"].InnerText)));
}
if (node.Attributes["Y"] != null)
{
if (height != null)
{
throw new ParseException("Could not combine Y and Height, same meaning in terms of vector.");
}
height = new ASTScalar();
height.Parse(context, Token.StackForm(Token.Tokenize(node.Attributes["Y"].InnerText)));
}
// Default to zero
if (width == null) { width = new ASTScalar(); width.Scalar = new GuiScalar(0.0f); }
if (height == null) { height = new ASTScalar(); height.Scalar = new GuiScalar(0.0f); }
data = new GuiVector2(width.Scalar, height.Scalar);
}
/// <summary>
/// We parse value as text.
/// </summary>
public static IEmittable ParseValue(CompileContext context, Type changeType, string property, string value)
{
// We find the name in changeType.
PropertyInfo info = changeType.GetProperty(property);
if (info == null || !info.CanWrite)
{
throw new ParseException(string.Format("The property '{0}' for class '{1}' either does not exist" +
" or it is not writable.", property, changeType.Name));
}
Type type = info.PropertyType;
if (type == typeof(GuiScalar))
{
ASTScalar scalar = new ASTScalar();
scalar.Parse(context, Token.StackForm(Token.Tokenize(value)));
return(scalar);
}
else if (type == typeof(GuiRect))
{
ASTRect rect = new ASTRect();
rect.Parse(context, Token.StackForm(Token.Tokenize(value)));
return(rect);
}
else if (type == typeof(GuiVector2))
{
ASTVector2 v = new ASTVector2();
v.Parse(context, Token.StackForm(Token.Tokenize(value)));
return(v);
}
else if (type == typeof(string))
{
ASTString s = new ASTString();
s.Value = value;
return(s);
}
else if (type == typeof(int))
{
ASTInt s = new ASTInt();
s.Value = int.Parse(value, CultureInfo.InvariantCulture.NumberFormat);
return(s);
}
else if (type == typeof(uint))
{
ASTUInt s = new ASTUInt();
s.Value = uint.Parse(value, CultureInfo.InvariantCulture.NumberFormat);
return(s);
}
else if (type == typeof(bool))
{
ASTBool s = new ASTBool();
s.Value = bool.Parse(value);
return(s);
}
else if (type.BaseType == typeof(Enum))
{
ASTEnum e = new ASTEnum(type, value);
return(e);
}
else if (type == typeof(Colour))
{
ASTColour c = new ASTColour();
c.Parse(context, Token.StackForm(Token.Tokenize(value)));
return(c);
}
else if (type.GetMethod("Parse", BindingFlags.Static | BindingFlags.Public, null,
new Type[] { typeof(string) }, null) != null)
{
// We try with "Parse" method.
ASTStringParsable p = new ASTStringParsable(value, type);
return(p);
}
else
{
throw new ParseException(string.Format("The property {0} is not supported because it is not built-in or does not" +
" implement a static Parse(string) method.", property));
}
}
/// <summary>
/// We parse the value as XmlNode.
/// </summary>
public static IEmittable ParseValue(CompileContext context, Type changeType, XmlNode node)
{
// We find the name in changeType.
PropertyInfo info = changeType.GetProperty(node.LocalName);
if (info == null || !info.CanWrite)
{
throw new ParseException(string.Format("The property '{0}' for class '{1}' either does not exist" +
" or it is not writable.", node.Name, changeType));
}
Type type = info.PropertyType;
// A property defines a bucket, where internal is of different type.
if (node.Prefix == StandardPrefixes.Property)
{
ASTXmlParsableProperty prop = new ASTXmlParsableProperty(type);
prop.Parse(context, node);
return(prop);
}
// A normal, direct initialization.
if (type == typeof(GuiScalar))
{
ASTScalar scalar = new ASTScalar();
scalar.Parse(context, node);
return(scalar);
}
else if (type == typeof(GuiRect))
{
ASTRect rect = new ASTRect();
rect.Parse(context, node);
return(rect);
}
else if (type == typeof(GuiVector2))
{
ASTVector2 v = new ASTVector2();
v.Parse(context, node);
return(v);
}
else if (type == typeof(string))
{
ASTString s = new ASTString();
s.Value = node.InnerText;
return(s);
}
else
{
// If there is only a 'Value' tag with no children, we consider using normal parsing.
if (node.Attributes.Count == 1 && node.Attributes["Value"] != null && node.ChildNodes.Count == 0)
{
return(ParseValue(context, changeType, node.LocalName, node.Value));
}
// If no alternative, we use generic XMLParseable.
ASTXmlParsable parseable = new ASTXmlParsable(type);
parseable.Parse(context, node);
return(parseable);
}
}
public void Emit(CompileContext context, System.IO.TextWriter writer)
{
writer.Write(name);
}
public void Emit(CompileContext context, System.IO.TextWriter writer)
{
writer.WriteLine("{0}.Parse({1})", type, data);
}
public void Emit(CompileContext context, System.IO.TextWriter writer)
{
writer.WriteLine();
writer.WriteLine();
writer.WriteLine(" /// <summary>");
writer.WriteLine(" /// Partial class {0}, based on {1}.", name, type.Name);
writer.WriteLine(" /// </summary>");
writer.WriteLine(" public partial class {0} : {1} {{", name, type.FullName);
writer.WriteLine();
writer.WriteLine(" #region Private Members");
writer.WriteLine(" {0} shareContext;", context.ApplicationContextType);
writer.WriteLine(" #endregion");
writer.WriteLine();
writer.WriteLine(" #region Public Members");
writer.WriteLine();
writer.WriteLine(" /// <summary>");
writer.WriteLine(" /// Default constructor for {0}.", name);
writer.WriteLine(" /// </summary>");
writer.WriteLine(" public {0}({1} shareContext) {{", name, context.ApplicationContextType);
writer.WriteLine(" this.shareContext = shareContext;");
writer.WriteLine(" this.shareContext.{0} = this;", name);
writer.WriteLine();
writer.WriteLine(" using({0} context = CreateChangeContextGeneral() as {0}) {{", changeType.FullName);
// If style link.
if (styleLink != null)
{
writer.WriteLine(" context.Style = shareContext.{0};", styleLink);
}
// We now initialize all values.
for (int i = 0; i < values.Count; i++)
{
// We pre-emit.
if (values.Values[i] is IPreEmittable)
{
(values.Values[i] as IPreEmittable).PreEmit(context, writer);
}
// We actually emit.
if (!(values.Values[i] is IEmittable))
{
continue;
}
writer.Write(" context.{0} = ", values.Keys[i]);
(values.Values[i] as IEmittable).Emit(context, writer);
writer.WriteLine(";");
}
// We also add all children.
for (int i = 0; i < children.Count; i++)
{
if (children.Values[i] is ASTWidget)
{
writer.WriteLine(" context.AddChild(new {0}(shareContext));",
(children.Values[i] as ASTWidget).ClassName);
}
}
writer.WriteLine(" }");
writer.WriteLine(" }");
writer.WriteLine();
writer.WriteLine(" #endregion");
writer.WriteLine();
writer.WriteLine(" }");
for (int i = 0; i < children.Count; i++)
{
if (children.Values[i] is IEmittable)
{
(children.Values[i] as IEmittable).Emit(context, writer);
}
}
}
public void Parse(CompileContext context, Stack <Token> stream)
{
float pixel = 0.0f, parent = 0.0f, canvas = 0.0f;
// We now parse until unknown token is found.
Token token;
while (true)
{
token = stream.Pop();
bool?sign = true;
// May be '+' or '-'.
if (token.TokenId == TokenId.Plus)
{
sign = true;
token = stream.Pop();
}
else if (token.TokenId == TokenId.Minus)
{
sign = false;
token = stream.Pop();
}
// We parse number.
if (token.TokenId != TokenId.Number)
{
stream.Push(token);
if (sign.HasValue)
{
throw new ParseException("Number expected after +/-");
}
break;
}
float number = float.Parse(token.Identifier);
string specifier = "p";
// We parse specifier
token = stream.Pop();
// We also allow '%' elements, id specifier is empty.
if (token.TokenId == TokenId.Percent)
{
if (token.TokenId == TokenId.Percent)
{
number *= 0.01f;
}
token = stream.Pop();
}
else if (token.TokenId == TokenId.Identifier)
{
specifier = token.Identifier;
token = stream.Pop();
}
if (sign.HasValue)
{
number *= sign.Value ? 1.0f : -1.0f;
}
// We apply values.
specifier = specifier.ToLower();
if (specifier == "p")
{
parent += number;
}
else if (specifier == "px")
{
pixel += number;
}
else if (specifier == "c")
{
canvas += number;
}
else
{
throw new ParseException("Scalar parsing failed: expected '', 'p', 'px' or 'c' specifier");
}
stream.Push(token);
// We now need '+', or we break it.
if (token.TokenId != TokenId.Plus && token.TokenId != TokenId.Minus)
{
break;
}
// We do not pop it, part of stream.
}
data = new GuiScalar(pixel, canvas, parent);
}
public void Parse(CompileContext context, System.Xml.XmlNode node)
{
XmlAttributeCollection attr = node.Attributes;
ASTScalar left = null, right = null, top = null, bottom = null, width = null, height = null;
if (attr["Left"] != null)
{
left = new ASTScalar();
left.Parse(context, Token.StackForm(Token.Tokenize(attr["Left"].InnerText)));
}
if (attr["Right"] != null)
{
right = new ASTScalar();
right.Parse(context, Token.StackForm(Token.Tokenize(attr["Right"].InnerText)));
}
if (attr["Top"] != null)
{
top = new ASTScalar();
top.Parse(context, Token.StackForm(Token.Tokenize(attr["Top"].InnerText)));
}
if (attr["Bottom"] != null)
{
bottom = new ASTScalar();
bottom.Parse(context, Token.StackForm(Token.Tokenize(attr["Bottom"].InnerText)));
}
if (attr["Width"] != null)
{
width = new ASTScalar();
width.Parse(context, Token.StackForm(Token.Tokenize(attr["Width"].InnerText)));
}
if (attr["Height"] != null)
{
height = new ASTScalar();
height.Parse(context, Token.StackForm(Token.Tokenize(attr["Height"].InnerText)));
}
// We now try combinations, must be defined somehow. We check four corners.
if (left != null && right != null && top != null && bottom != null && height == null && width == null)
{
this.rectangle = new GuiRect(RectangleMode.MinMax, new GuiVector2(left.Scalar, bottom.Scalar),
new GuiVector2(right.Scalar, top.Scalar));
return;
}
// We default width/height.
if (width == null)
{
width = new ASTScalar();
width.Scalar = new GuiScalar(0.0f);
}
if (height == null)
{
height = new ASTScalar();
height.Scalar = new GuiScalar(0.0f);
}
// Now we check combinations.
if (left != null && right == null && top == null && bottom != null)
{
this.rectangle = new GuiRect(RectangleMode.LeftBottomAndSize,
new GuiVector2(left.Scalar, bottom.Scalar), new GuiVector2(width.Scalar, height.Scalar));
return;
}
if (left != null && right == null && top != null && bottom == null)
{
this.rectangle = new GuiRect(RectangleMode.LeftTopAndSize,
new GuiVector2(left.Scalar, top.Scalar), new GuiVector2(width.Scalar, height.Scalar));
return;
}
if (left == null && right != null && top != null && bottom == null)
{
this.rectangle = new GuiRect(RectangleMode.RightTopAndSize,
new GuiVector2(right.Scalar, top.Scalar), new GuiVector2(width.Scalar, height.Scalar));
return;
}
if (left == null && right != null && top == null && bottom != null)
{
this.rectangle = new GuiRect(RectangleMode.RightBottomAndSize,
new GuiVector2(right.Scalar, bottom.Scalar), new GuiVector2(width.Scalar, height.Scalar));
return;
}
throw new ParseException("The rectangle is malformed.");
}
public void Emit(CompileContext context, System.IO.TextWriter writer)
{
writer.Write(data.ToString(CultureInfo.InvariantCulture.NumberFormat));
}
public void Emit(CompileContext context, System.IO.TextWriter writer)
{
writer.Write("\"{0}\"", data);
}
void ProcessAttribute(CompileContext context, XmlAttribute node)
{
values.Add(node.LocalName, ParsingHelper.ParseValue(context, changeType, node.LocalName, node.InnerText));
}
public void Emit(CompileContext context, System.IO.TextWriter writer)
{
writer.Write(ToString());
}
public void PreEmit(CompileContext context, System.IO.TextWriter writer)
{
inner.PreEmit(context, writer);
}
public void Emit(CompileContext context, System.IO.TextWriter writer)
{
writer.Write(Common.LicenceInfoStringAsComment);
writer.WriteLine("// This file was generated by GUI compiler from XML.");
writer.WriteLine("// Do not change this file because it may be overriden by next build.");
writer.WriteLine("namespace {0} {{", nsp);
foreach (IElement child in children)
{
if (child is IEmittable && child is ASTWidget)
{
(child as IEmittable).Emit(context, writer);
}
}
// We now create ApplicationContext.
writer.WriteLine();
writer.WriteLine();
writer.WriteLine(" /// <summary>");
writer.WriteLine(" /// An {0}, the root manager class of GUI.", applicationContext);
writer.WriteLine(" /// </summary>");
writer.WriteLine(" public class {0} {{", applicationContext);
writer.WriteLine();
writer.WriteLine(" #region Private Members");
// All widgets.
for (int i = 0; i < context.Widgets.Count; i++)
{
writer.WriteLine(" {0} widget{0} = null;", context.Widgets.Keys[i]);
}
// Named styles.
for (int i = 0; i < context.Styles.Count; i++)
{
writer.WriteLine(" SharpMedia.Graphics.GUI.Style style{0} = null;", context.Styles.Keys[i]);
}
// Animations.
for (int i = 0; i < context.Animations.Count; i++)
{
writer.WriteLine(" SharpMedia.Graphics.GUI.Animations.IAnimation animation{0} = null;",
context.Animations.Keys[i]);
}
// Constructor.
writer.WriteLine();
writer.WriteLine(" /// <summary");
writer.WriteLine(" /// Private constructor.");
writer.WriteLine(" /// </summary");
writer.WriteLine(" private {0}() {{}}", applicationContext);
writer.WriteLine(" #endregion");
writer.WriteLine();
writer.WriteLine(" #region Properties");
writer.WriteLine();
// The root widget.
writer.WriteLine();
writer.WriteLine(" /// </summary>");
writer.WriteLine(" /// Gets the root widget");
writer.WriteLine(" /// </summary>");
writer.WriteLine(" public {0} Root", rootWidget.ClassName);
writer.WriteLine(" {");
writer.WriteLine(" get");
writer.WriteLine(" {");
writer.WriteLine(" return widget{0};", rootWidget.ClassName);
writer.WriteLine(" }");
writer.WriteLine(" }");
// All widgets.
for (int i = 0; i < context.Widgets.Count; i++)
{
writer.WriteLine();
writer.WriteLine(" /// </summary>");
writer.WriteLine(" /// Gets the widget {0}", context.Widgets.Keys[i]);
writer.WriteLine(" /// </summary>");
writer.WriteLine(" public {0} {0}", context.Widgets.Keys[i]);
writer.WriteLine(" {");
writer.WriteLine(" get");
writer.WriteLine(" {");
writer.WriteLine(" return widget{0};", context.Widgets.Keys[i]);
writer.WriteLine(" }");
writer.WriteLine(" internal set");
writer.WriteLine(" {");
writer.WriteLine(" if(widget{0} != null) throw new System.ArgumentException(\"Cannot re-set variable.\");", context.Widgets.Keys[i]);
writer.WriteLine(" widget{0} = value;", context.Widgets.Keys[i]);
writer.WriteLine(" }");
writer.WriteLine(" }");
}
// All styles.
for (int i = 0; i < context.Styles.Count; i++)
{
writer.WriteLine();
writer.WriteLine(" /// <summary>");
writer.WriteLine(" /// Gets the style {0}.", context.Styles.Keys[i]);
writer.WriteLine(" /// </summary");
writer.WriteLine(" public SharpMedia.Graphics.GUI.Style {0}", context.Styles.Keys[i]);
writer.WriteLine(" {");
writer.WriteLine(" get");
writer.WriteLine(" {");
writer.WriteLine(" return style{0};", context.Styles.Keys[i]);
writer.WriteLine(" }");
writer.WriteLine(" }");
}
// All animations.
for (int i = 0; i < context.Animations.Count; i++)
{
writer.WriteLine();
writer.WriteLine(" /// <summary>");
writer.WriteLine(" /// Gets the animation {0}.", context.Animations.Keys[i]);
writer.WriteLine(" /// </summary");
writer.WriteLine(" public SharpMedia.Graphics.GUI.Animations.IAnimation {0}", context.Animations.Keys[i]);
writer.WriteLine(" {");
writer.WriteLine(" get");
writer.WriteLine(" {");
writer.WriteLine(" return animation{0};", context.Animations.Keys[i]);
writer.WriteLine(" }");
writer.WriteLine(" }");
}
writer.WriteLine(" #endregion");
writer.WriteLine();
writer.WriteLine(" #region Public Members");
writer.WriteLine();
writer.WriteLine(" public static {0} CreateApplication(SharpMedia.Graphics.GUI.Themes.IGuiTheme theme)", context.ApplicationContextType);
writer.WriteLine(" {");
writer.WriteLine(" // We first create context.");
writer.WriteLine(" {0} context = new {0}();", context.ApplicationContextType);
writer.WriteLine();
writer.WriteLine(" // We first apply all styles.");
// We apply all styles.
for (int i = 0; i < context.Styles.Count; i++)
{
context.Styles.Values[i].PreEmit(context, writer);
writer.Write(" context.style{0} = ", context.Styles.Keys[i]);
context.Styles.Values[i].Emit(context, writer);
writer.WriteLine(";");
}
// We now apply all animations.
for (int i = 0; i < context.Animations.Count; i++)
{
context.Animations.Values[i].PreEmit(context, writer);
writer.WriteLine(" context.animation{0} = ", context.Animations.Keys[i]);
context.Animations.Values[i].Emit(context, writer);
}
// At last, we set the root.
writer.WriteLine();
writer.WriteLine(" // We create root, createing all children.");
writer.WriteLine(" new {0}(context);", rootWidget.ClassName);
// We also apply theme.
writer.WriteLine(" if(theme != null) theme.AutomaticApply(context.Root, true);");
writer.WriteLine(" return context;");
writer.WriteLine(" }");
writer.WriteLine();
writer.WriteLine(" #endregion");
writer.WriteLine();
writer.WriteLine(" }");
writer.WriteLine("}");
}
public void Parse(CompileContext context, Stack <Token> stream)
{
// We have following parsing:
// [Type:]GuiVector2, GuiVector2
// where Type = MinMax | LeftBottomAndSize | RightBottomAndSize | LeftTopAndSize | RightTopAndSize
// We first check for type.
Token token = stream.Pop();
RectangleMode mode = RectangleMode.MinMax;
if (token.TokenId == TokenId.Identifier)
{
string id = token.Identifier;
switch (id.ToLower())
{
case "minmax":
mode = RectangleMode.MinMax;
break;
case "leftbottomandsize":
mode = RectangleMode.LeftBottomAndSize;
break;
case "rightbottomandsize":
mode = RectangleMode.RightBottomAndSize;
break;
case "lefttopandsize":
mode = RectangleMode.LeftTopAndSize;
break;
case "righttopandsize":
mode = RectangleMode.RightTopAndSize;
break;
default:
stream.Push(token);
throw new ParseException("Expected a valid type identifier for rectangle.");
}
token = stream.Pop();
if (token.TokenId != TokenId.Colon)
{
stream.Push(token);
throw new ParseException("If specifier for rectangle is used, it must be followed by ':'.");
}
token = stream.Pop();
}
stream.Push(token);
ASTVector2 v1 = new ASTVector2(), v2 = new ASTVector2();
v1.Parse(context, stream);
token = stream.Pop();
if (token.TokenId != TokenId.Comma)
{
stream.Push(token);
throw new ParseException("Comma expected to seperate vectors in rectangle.");
}
v2.Parse(context, stream);
// We now apply data.
rectangle = new GuiRect(mode, v1.Vector, v2.Vector);
}