PHP Dosya Yöneticisi

/*
 *************************************************************************
 *   © 2016 and later: Unicode, Inc. and others.
 *   License & terms of use: http://www.unicode.org/copyright.html#License
 *************************************************************************
 *************************************************************************
 *   Copyright (C) 2003 - 2008, International Business Machines
 *   Corporation and others.  All Rights Reserved.
 *************************************************************************
 */

#include "layout/LETypes.h"

#include "FontTableCache.h"

#define TABLE_CACHE_INIT 5
#define TABLE_CACHE_GROW 5

struct FontTableCacheEntry
{
    LETag tag;
    const void *table;
};

FontTableCache::FontTableCache()
    : fTableCacheCurr(0), fTableCacheSize(TABLE_CACHE_INIT)
{
    fTableCache = LE_NEW_ARRAY(FontTableCacheEntry, fTableCacheSize);

if (fTableCache == NULL) {
        fTableCacheSize = 0;
        return;
    }

for (int i = 0; i < fTableCacheSize; i += 1) {
        fTableCache[i].tag   = 0;
        fTableCache[i].table = NULL;
    }
}

FontTableCache::~FontTableCache()
{
    for (int i = fTableCacheCurr - 1; i >= 0; i -= 1) {
        freeFontTable(fTableCache[i].table);

fTableCache[i].tag   = 0;
        fTableCache[i].table = NULL;
    }

fTableCacheCurr = 0;

LE_DELETE_ARRAY(fTableCache);
    fTableCache = NULL;
}

void FontTableCache::freeFontTable(const void *table) const
{
    LE_DELETE_ARRAY(table);
}

const void *FontTableCache::find(LETag tableTag) const
{
    for (int i = 0; i < fTableCacheCurr; i += 1) {
        if (fTableCache[i].tag == tableTag) {
            return fTableCache[i].table;
        }
    }

const void *table = readFontTable(tableTag);

((FontTableCache *) this)->add(tableTag, table);

return table;
}

void FontTableCache::add(LETag tableTag, const void *table)
{
    if (fTableCacheCurr >= fTableCacheSize) {
        le_int32 newSize = fTableCacheSize + TABLE_CACHE_GROW;

fTableCache = (FontTableCacheEntry *) LE_GROW_ARRAY(fTableCache, newSize);

for (le_int32 i = fTableCacheSize; i < newSize; i += 1) {
            fTableCache[i].tag   = 0;
            fTableCache[i].table = NULL;
        }

fTableCacheSize = newSize;
    }

fTableCache[fTableCacheCurr].tag   = tableTag;
    fTableCache[fTableCacheCurr].table = table;

fTableCacheCurr += 1;
}

İptal

📁 PHP Dosya Yöneticisi

📝 FontTableCache.cpp

📝 FontTableCache.cpp

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