public override bool Equals(object obj)
{
if (obj == null)
{
return(false);
}
if (this == obj)
{
return(true);
}
MatchingCacheKey other = (MatchingCacheKey)obj;
int length = mTags.Length;
if (length != other.mTags.Length)
{
return(false);
}
for (int i = 0; i < length; i++)
{
Tag t1 = mTags[i];
Tag t2 = other.mTags[i];
if (!(t1 == t2 || (Utils.Equals(t1.key, t2.key) && Utils.Equals(t1.value, t2.value))))
{
return(false);
}
}
return(true);
}
public RenderStyleCache(RenderTheme outerInstance, int type)
{
this.outerInstance = outerInstance;
cache = new LRUCache <MatchingCacheKey, RenderStyleItem>(MATCHING_CACHE_SIZE);
instructionList = new List <RenderStyle>(4);
cacheKey = new MatchingCacheKey();
matchType = type;
}
/// <summary>
/// set temporary values for comparison
/// </summary>
internal virtual bool set(TagSet tags, MatchingCacheKey compare)
{
int numTags = tags.size();
/* Test if tags are equal to previous query */
if (compare != null && numTags == compare.mTags.Length)
{
int i = 0;
for (; i < numTags; i++)
{
Tag t1 = tags.get(i);
Tag t2 = compare.mTags[i];
if (!(t1 == t2 || (Utils.Equals(t1.key, t2.key) && Utils.Equals(t1.value, t2.value))))
{
break;
}
}
if (i == numTags)
{
return(true);
}
}
/* Clone tags as they belong to TileDataSource.
* Also needed for comparison if previous tags
* were equal. */
mTags = new Tag[numTags];
int result = 7;
for (int i = 0; i < numTags; i++)
{
Tag t = tags.get(i);
result = 31 * result + t.GetHashCode();
mTags[i] = t;
}
mHash = 31 * result;
return(false);
}
internal MatchingCacheKey(MatchingCacheKey key)
{
mTags = key.mTags;
mHash = key.mHash;
}
