Add m-esr52 at 52.6.0

1 files changed, 108 insertions, 0 deletions

diff --git a/gfx/graphite2/src/SegCacheEntry.cpp b/gfx/graphite2/src/SegCacheEntry.cpp
new file mode 100644
index 000000000..d35912d5a
--- /dev/null
+++ b/gfx/graphite2/src/SegCacheEntry.cpp
@@ -0,0 +1,108 @@
+/*  GRAPHITE2 LICENSING
+
+    Copyright 2010, SIL International
+    All rights reserved.
+
+    This library is free software; you can redistribute it and/or modify
+    it under the terms of the GNU Lesser General Public License as published
+    by the Free Software Foundation; either version 2.1 of License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+    Lesser General Public License for more details.
+
+    You should also have received a copy of the GNU Lesser General Public
+    License along with this library in the file named "LICENSE".
+    If not, write to the Free Software Foundation, 51 Franklin Street,
+    Suite 500, Boston, MA 02110-1335, USA or visit their web page on the
+    internet at http://www.fsf.org/licenses/lgpl.html.
+
+Alternatively, the contents of this file may be used under the terms of the
+Mozilla Public License (http://mozilla.org/MPL) or the GNU General Public
+License, as published by the Free Software Foundation, either version 2
+of the License or (at your option) any later version.
+*/
+
+#ifndef GRAPHITE2_NSEGCACHE
+
+#include "inc/Main.h"
+#include "inc/Slot.h"
+#include "inc/Segment.h"
+#include "inc/SegCache.h"
+#include "inc/SegCacheEntry.h"
+
+
+using namespace graphite2;
+
+SegCacheEntry::SegCacheEntry(const uint16* cmapGlyphs, size_t length, Segment * seg, size_t charOffset, long long cacheTime)
+    : m_glyphLength(0), m_unicode(gralloc<uint16>(length)), m_glyph(NULL),
+    m_attr(NULL), m_justs(NULL),
+    m_accessCount(0), m_lastAccess(cacheTime)
+{
+    if (m_unicode)
+        for (uint16 i = 0; i < length; i++)
+            m_unicode[i] = cmapGlyphs[i];
+
+    const size_t    glyphCount = seg->slotCount(),
+                    sizeof_sjust = SlotJustify::size_of(seg->silf()->numJustLevels());
+    if (!glyphCount) return;
+    size_t num_justs = 0,
+           justs_pos = 0;
+    if (seg->hasJustification())
+    {
+        for (const Slot * s = seg->first(); s; s = s->next())
+        {
+            if (s->m_justs == 0)    continue;
+            ++num_justs;
+        }
+        m_justs = gralloc<byte>(sizeof_sjust * num_justs);
+    }
+    const Slot * slot = seg->first();
+    m_glyph = new Slot[glyphCount];
+    m_attr = gralloc<int16>(glyphCount * seg->numAttrs());
+    if (!m_glyph || (!m_attr && seg->numAttrs())) return;
+    m_glyphLength = glyphCount;
+    Slot * slotCopy = m_glyph;
+    m_glyph->prev(NULL);
+
+    uint16 pos = 0;
+    while (slot)
+    {
+        slotCopy->userAttrs(m_attr + pos * seg->numAttrs());
+        slotCopy->m_justs = m_justs ? reinterpret_cast<SlotJustify *>(m_justs + justs_pos++ * sizeof_sjust) : 0;
+        slotCopy->set(*slot, -static_cast<int32>(charOffset), seg->numAttrs(), seg->silf()->numJustLevels(), length);
+        slotCopy->index(pos);
+        if (slot->firstChild())
+            slotCopy->m_child = m_glyph + slot->firstChild()->index();
+        if (slot->attachedTo())
+            slotCopy->attachTo(m_glyph + slot->attachedTo()->index());
+        if (slot->nextSibling())
+            slotCopy->m_sibling = m_glyph + slot->nextSibling()->index();
+        slot = slot->next();
+        ++slotCopy;
+        ++pos;
+        if (slot)
+        {
+            slotCopy->prev(slotCopy-1);
+            (slotCopy-1)->next(slotCopy);
+        }
+    }
+}
+
+
+void SegCacheEntry::clear()
+{
+    free(m_unicode);
+    free(m_attr);
+    free(m_justs);
+    delete [] m_glyph;
+    m_unicode = NULL;
+    m_glyph = NULL;
+    m_glyphLength = 0;
+    m_attr = NULL;
+}
+
+#endif
+