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path: root/Software/Visual_Studio/MachineStudio/Modules/Tango.MachineStudio.HardwareDesigner/Comparison/HardwareComponentPropertyResult.cs
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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Tango.MachineStudio.HardwareDesigner.Comparison
{
    /// <summary>
    /// class HardwareComponentPropertyResult contains 2 values of a property for the comparison hardware versions 
    /// </summary>
    /// <seealso cref="Tango.MachineStudio.HardwareDesigner.Comparison.IHasDifference" />
    public class HardwareComponentPropertyResult: IHasDifference
    {
        /// <summary>
        /// Gets or sets the name of the property.
        /// </summary>
        /// <value>
        /// The name of the property.
        /// </value>
        public String PropertyName { get; set; }

        /// <summary>
        /// Gets or sets the value1 of one ( left panel) hardware version
        /// </summary>
        /// <value>
        /// The value1.
        /// </value>
        public String Value1 { get; set; }

        /// <summary>
        /// Gets or sets the value2 of the second ( right panel) hardware version
        /// </summary>
        /// <value>
        /// The value2.
        /// </value>
        public String Value2 { get; set; }

        public bool HasDifferences
        {
            get { return Value1 != Value2; }
        }
    }
}
SegmentCollection<TextSegment>(); /// <summary> /// Is used to identify what memory range was touched by object /// The default is (StartOffset, EndOffset + 1) which is not stored /// </summary> class TouchedRange: TextSegment { public AXmlObject TouchedByObject { get; set; } } public void UpdateOffsetsAndInvalidate(IEnumerable<DocumentChangeEventArgs> changes) { foreach(DocumentChangeEventArgs change in changes) { // Update offsets of all items segments.UpdateOffsets(change); // Remove any items affected by the change AXmlParser.Log("Changed {0}-{1}", change.Offset, change.Offset + change.InsertionLength); // Removing will cause one of the ends to be set to change.Offset // FindSegmentsContaining includes any segments touching // so that conviniently takes care of the +1 byte var segmentsContainingOffset = segments.FindOverlappingSegments(change.Offset, change.InsertionLength); foreach(AXmlObject obj in segmentsContainingOffset.OfType<AXmlObject>().Where(o => o.IsCached)) { InvalidateCache(obj, false); } foreach(TouchedRange range in segmentsContainingOffset.OfType<TouchedRange>()) { AXmlParser.Log("Found that {0} dependeds on ({1}-{2})", range.TouchedByObject, range.StartOffset, range.EndOffset); InvalidateCache(range.TouchedByObject, true); segments.Remove(range); } } } /// <summary> /// Invlidates all objects. That is, the whole document has changed. /// </summary> /// <remarks> We still have to keep the items becuase they might be in the document </remarks> public void InvalidateAll() { AXmlParser.Log("Invalidating all objects"); foreach(AXmlObject obj in segments.OfType<AXmlObject>()) { obj.IsCached = false; } } /// <summary> Add object to cache, optionally adding extra memory tracking </summary> public void AddParsedObject(AXmlObject obj, int? maxTouchedLocation) { if (!(obj.Length > 0 || obj is AXmlDocument)) AXmlParser.Assert(false, string.Format(CultureInfo.InvariantCulture, "Invalid object {0}. It has zero length.", obj)); // // Expensive check // if (obj is AXmlContainer) { // int objStartOffset = obj.StartOffset; // int objEndOffset = obj.EndOffset; // foreach(AXmlObject child in ((AXmlContainer)obj).Children) { // AXmlParser.Assert(objStartOffset <= child.StartOffset && child.EndOffset <= objEndOffset, "Wrong nesting"); // } // } segments.Add(obj); AddSyntaxErrorsOf(obj); obj.IsCached = true; if (maxTouchedLocation != null) { // location is assumed to be read so the range ends at (location + 1) // For example eg for "a_" it is (0-2) TouchedRange range = new TouchedRange() { StartOffset = obj.StartOffset, EndOffset = maxTouchedLocation.Value + 1, TouchedByObject = obj }; segments.Add(range); AXmlParser.Log("{0} touched range ({1}-{2})", obj, range.StartOffset, range.EndOffset); } } /// <summary> Removes object with all of its non-cached children </summary> public void RemoveParsedObject(AXmlObject obj) { // Cached objects may be used in the future - do not remove them if (obj.IsCached) return; segments.Remove(obj); RemoveSyntaxErrorsOf(obj); AXmlParser.Log("Stopped tracking {0}", obj); AXmlContainer container = obj as AXmlContainer; if (container != null) { foreach (AXmlObject child in container.Children) { RemoveParsedObject(child); } } } public void AddSyntaxErrorsOf(AXmlObject obj) { foreach(SyntaxError syntaxError in obj.MySyntaxErrors) { segments.Add(syntaxError); } } public void RemoveSyntaxErrorsOf(AXmlObject obj) { foreach(SyntaxError syntaxError in obj.MySyntaxErrors) { segments.Remove(syntaxError); } } IEnumerable<AXmlObject> FindParents(AXmlObject child) { int childStartOffset = child.StartOffset; int childEndOffset = child.EndOffset; foreach(AXmlObject parent in segments.FindSegmentsContaining(child.StartOffset).OfType<AXmlObject>()) { // Parent is anyone wholy containg the child if (parent.StartOffset <= childStartOffset && childEndOffset <= parent.EndOffset && parent != child) { yield return parent; } } } /// <summary> Invalidates items, but keeps tracking them </summary> /// <remarks> Can be called redundantly (from range tacking) </remarks> void InvalidateCache(AXmlObject obj, bool includeParents) { if (includeParents) { foreach(AXmlObject parent in FindParents(obj)) { parent.IsCached = false; AXmlParser.Log("Invalidating cached item {0} (it is parent)", parent); } } obj.IsCached = false; AXmlParser.Log("Invalidating cached item {0}", obj); } public T GetCachedObject<T>(int offset, int lookaheadCount, Predicate<T> conditon) where T: AXmlObject, new() { TextSegment obj = segments.FindFirstSegmentWithStartAfter(offset); while(obj != null && offset <= obj.StartOffset && obj.StartOffset <= offset + lookaheadCount) { if (obj is T && ((AXmlObject)obj).IsCached && conditon((T)obj)) { return (T)obj; } obj = segments.GetNextSegment(obj); } return null; } } }