summaryrefslogtreecommitdiff
path: root/Build/source/libs/graphite2/graphite2-1.3.3/src/SegCacheEntry.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'Build/source/libs/graphite2/graphite2-1.3.3/src/SegCacheEntry.cpp')
-rw-r--r--Build/source/libs/graphite2/graphite2-1.3.3/src/SegCacheEntry.cpp108
1 files changed, 108 insertions, 0 deletions
diff --git a/Build/source/libs/graphite2/graphite2-1.3.3/src/SegCacheEntry.cpp b/Build/source/libs/graphite2/graphite2-1.3.3/src/SegCacheEntry.cpp
new file mode 100644
index 00000000000..d35912d5aed
--- /dev/null
+++ b/Build/source/libs/graphite2/graphite2-1.3.3/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
+