Ganesh text rendering cleanup.

src/gpu/GrTextStrike_impl.h

-
-/*
- * Copyright 2010 Google Inc.
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-
-
-
-#ifndef GrTextStrike_impl_DEFINED
-#define GrTextStrike_impl_DEFINED
-
-void GrFontCache::detachStrikeFromList(GrTextStrike* strike) {
-    if (strike->fPrev) {
-        SkASSERT(fHead != strike);
-        strike->fPrev->fNext = strike->fNext;
-    } else {
-        SkASSERT(fHead == strike);
-        fHead = strike->fNext;
-    }
-
-    if (strike->fNext) {
-        SkASSERT(fTail != strike);
-        strike->fNext->fPrev = strike->fPrev;
-    } else {
-        SkASSERT(fTail == strike);
-        fTail = strike->fPrev;
-    }
-}
-
-GrTextStrike* GrFontCache::getStrike(GrFontScaler* scaler, bool useDistanceField) {
-    this->validate();
-
-    GrTextStrike* strike = fCache.find(*(scaler->getKey()));
-    if (NULL == strike) {
-        strike = this->generateStrike(scaler);
-    } else if (strike->fPrev) {
-        // Need to put the strike at the head of its dllist, since that is how
-        // we age the strikes for purging (we purge from the back of the list)
-        this->detachStrikeFromList(strike);
-        // attach at the head
-        fHead->fPrev = strike;
-        strike->fNext = fHead;
-        strike->fPrev = NULL;
-        fHead = strike;
-    }
-    strike->fUseDistanceField = useDistanceField;
-    this->validate();
-    return strike;
-}
-
-///////////////////////////////////////////////////////////////////////////////
-
-GrGlyph* GrTextStrike::getGlyph(GrGlyph::PackedID packed,
-                                GrFontScaler* scaler) {
-    GrGlyph* glyph = fCache.find(packed);
-    if (NULL == glyph) {
-        glyph = this->generateGlyph(packed, scaler);
-    }
-    return glyph;
-}
-
-#endif