| /* |
| * Copyright (c) 2003, 2008, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code 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 General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| #ifndef AccelGlyphCache_h_Included |
| #define AccelGlyphCache_h_Included |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| #include "jni.h" |
| #include "fontscalerdefs.h" |
| |
| typedef void (FlushFunc)(); |
| |
| typedef struct _CacheCellInfo CacheCellInfo; |
| |
| typedef struct { |
| CacheCellInfo *head; |
| CacheCellInfo *tail; |
| unsigned int cacheID; |
| jint width; |
| jint height; |
| jint cellWidth; |
| jint cellHeight; |
| jboolean isFull; |
| FlushFunc *Flush; |
| } GlyphCacheInfo; |
| |
| struct _CacheCellInfo { |
| GlyphCacheInfo *cacheInfo; |
| struct GlyphInfo *glyphInfo; |
| // next cell info in the cache's list |
| CacheCellInfo *next; |
| // REMIND: find better name? |
| // next cell info in the glyph's cell list (next Glyph Cache Info) |
| CacheCellInfo *nextGCI; |
| jint timesRendered; |
| jint x; |
| jint y; |
| // number of pixels from the left or right edge not considered touched |
| // by the glyph |
| jint leftOff; |
| jint rightOff; |
| jfloat tx1; |
| jfloat ty1; |
| jfloat tx2; |
| jfloat ty2; |
| }; |
| |
| GlyphCacheInfo * |
| AccelGlyphCache_Init(jint width, jint height, |
| jint cellWidth, jint cellHeight, |
| FlushFunc *func); |
| CacheCellInfo * |
| AccelGlyphCache_AddGlyph(GlyphCacheInfo *cache, struct GlyphInfo *glyph); |
| void |
| AccelGlyphCache_Invalidate(GlyphCacheInfo *cache); |
| void |
| AccelGlyphCache_AddCellInfo(struct GlyphInfo *glyph, CacheCellInfo *cellInfo); |
| void |
| AccelGlyphCache_RemoveCellInfo(struct GlyphInfo *glyph, CacheCellInfo *cellInfo); |
| CacheCellInfo * |
| AccelGlyphCache_GetCellInfoForCache(struct GlyphInfo *glyph, |
| GlyphCacheInfo *cache); |
| JNIEXPORT void |
| AccelGlyphCache_RemoveAllCellInfos(struct GlyphInfo *glyph); |
| void |
| AccelGlyphCache_Free(GlyphCacheInfo *cache); |
| |
| #ifdef __cplusplus |
| }; |
| #endif |
| |
| #endif /* AccelGlyphCache_h_Included */ |