public void ConvertToNodes()
{
var col = new Collection <Instruction>()
{
X.NamespacePrefixDeclaration(RootNs),
X.StartObject <DummyClass>(),
X.StartMember <DummyClass>(@class => @class.Child),
X.StartObject <ChildClass>(),
X.EndObject(),
X.EndMember(),
X.EndObject(),
};
var result = NodeVisualizer.ToTree(col);
}
public XamlToolsControl()
{
InitializeComponent();
VisualizeTagsCommand = new RelayCommand(Execute.Safely(_ => OpenTagVisualizer(NodeVisualizer.ToTags(ConvertToNodes(Xaml.ToStream())))));
VisualizeTreeCommand = new RelayCommand(Execute.Safely(_ => OpenTreeVisualizer(NodeVisualizer.ToTree(ConvertToNodes(Xaml.ToStream())))));
}
public EvaluationContext Analyze()
{
VariableContext vc = CreateVariebleContext();
MathyLanguageService service = new MathyLanguageService();
List <Step> steps = new List <Step>();
List <string> existingInVariables = new List <string>();
int index = 0;
foreach (SourceExpression expression in plan.Expressions)
{
Step step = new Step();
step.SourceExpression = expression;
try
{
step.Expressions = service.Compile(expression.Expression, vc);
}
catch (CompileException ex)
{
throw new Exception(string.Format("步骤{0}表达式编译错误：\r\n{1}", index + 1, ex.Message));
}
if (string.IsNullOrEmpty(expression.Condition))
{
step.Conditions = new Expression[] { };
}
else
{
try
{
step.Conditions = service.Compile(expression.Condition, vc);
}
catch (CompileException ex)
{
throw new Exception(string.Format("步骤{0}条件编译错误：\r\n{1}", index + 1, ex.Message));
}
}
Bitmap expressionImage = new NodeVisualizer(
step.Expressions
.Select(i => new NodeConverter().Convert(i))
.ToArray()).VisulizeAsBitmap();
Bitmap conditionImage = step.Conditions.Length == 0 ? null :
new NodeVisualizer(
step.Conditions
.Select(i => new NodeConverter().Convert(i))
.ToArray()).VisulizeAsBitmap();
step.Image = StackImages(expressionImage, conditionImage);
step.ImageData = Funcs.ImageToBytes(step.Image);
step.OutVariables = CollectOutVariables(step.Expressions).ToArray();
string[] inVariables = CollectVariables(step.Expressions)
.Where(i => !step.OutVariables.Contains(i))
.ToArray();
string[] conditionVariables = CollectVariables(step.Conditions);
step.InSourceVariables = plan.Variables.Where(i => inVariables.Contains(i.Name) && !existingInVariables.Contains(i.Name)).ToArray();
step.InValues = new object[step.InSourceVariables.Length];
step.DependentVariables = plan.Variables.Where(i => inVariables.Contains(i.Name)).ToArray();
step.DependentValues = new object[step.DependentVariables.Length];
step.InTempVariables = inVariables.Where(i => plan.Variables.All(j => j.Name != i)).ToArray();
step.ConditionVariables = conditionVariables;
existingInVariables.AddRange(step.InSourceVariables.Select(i => i.Name));
steps.Add(step);
index++;
}
foreach (Step step in steps)
{
List <Step> froms = new List <Step>();
foreach (string tempVariable in step.InTempVariables)
{
froms.AddRange(steps.Where(i => i.OutVariables.Contains(tempVariable)));
}
foreach (string tempVariable in step.ConditionVariables)
{
froms.AddRange(steps.Where(i => i.OutVariables.Contains(tempVariable)));
}
step.Froms = froms.Where(i => i != null).Distinct().ToArray();
}
EvaluationContext context = new EvaluationContext(plan, steps.ToArray());
foreach (SourceVariable variable in plan.Variables)
{
context.SetValue(variable.Name, null);
}
return(context);
}
private static RenderBranch Create(double x, double y, int angle, TreeBranch branch, VariableContext variables, Graphics g, Font font)
{
double x2 = x - branch.Position * Math.Cos(angle * Math.PI / 180);
double y2 = y + branch.Position * Math.Sin(angle * Math.PI / 180);
double x1 = x2 + branch.Length * Math.Cos((angle + branch.Angle) * Math.PI / 180);
double y1 = y2 - branch.Length * Math.Sin((angle + branch.Angle) * Math.PI / 180);
double a = Funcs.Atan(x1, y1, x2, y2);
x2 = x1 + (branch.Length - 2) * Math.Cos(a);
y2 = y1 - (branch.Length - 2) * Math.Sin(a);
RenderBranch[] branches = branch.Branches.Select(i => Create(x2, y2, angle + branch.Angle - 180, i, variables, g, font)).ToArray();
string description;
double imageX = 0;
double imageY = 0;
Bitmap expressionImage = null;
if (branch is ExpressionBranch)
{
string[] preVariables = variables.GetAllVariables();
Expression[] expressions = new MathyLanguageService().Compile((branch as ExpressionBranch).Expression, variables);
foreach (Expression expression in expressions)
{
new MathyLanguageService().CreateEvaluator().Evaluate(expression, variables);
}
StringBuilder b = new StringBuilder();
foreach (string variableName in variables.GetAllVariables().Where(i => !preVariables.Contains(i)))
{
b.AppendFormat("{0}={1}", variableName, variables.GetValue(variableName));
}
description = branch.Description + "\r\n" + b.ToString();
double xt = x2 + (branch as ExpressionBranch).ImageX * Math.Cos(a + Math.PI);
double yt = y2 - (branch as ExpressionBranch).ImageX * Math.Sin(a + Math.PI);
double d = (branch as ExpressionBranch).ImageY;
imageX = xt + d * Math.Cos(a + Math.PI / 2);
imageY = yt - d * Math.Sin(a + Math.PI / 2);
expressionImage = new NodeVisualizer(expressions.Select(i => new NodeConverter().Convert(i)).ToArray()).VisulizeAsBitmap();
}
else
{
string variableName = (branch as VariableBranch).VariableName;
object value = variables.GetValue(variableName);
description = string.Format("{0}\r\n{1}={2}", branch.Description, variableName, value);
}
double dx;
double dy;
EvaluateDescriptionPosition(branch, description, x1, y1, x2, y2, g, font, out dx, out dy);
return(new RenderBranch()
{
X1 = x1,
Y1 = y1,
X2 = x2,
Y2 = y2,
IsVariable = branch is VariableBranch,
ImageX = imageX,
ImageY = imageY,
Image = expressionImage,
Branches = branches,
DescriptionX = dx,
DescriptionY = dy,
Description = description
});
}
