/*

 * Copyright (c) 2015, 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 HB_JDK_H

#define HB_JDK_H

#include "hb.h"

#include <jni.h>

#include <sunfontids.h>

#include <fontscalerdefs.h>

# ifdef __cplusplus

extern "C" {

#endif

typedef struct JDKFontInfo_Struct {

    JNIEnv* env;

    jobject font2D;

    jobject fontStrike;

    long nativeFont;

    TTLayoutTableCache *layoutTables;

    float matrix[4];

    float ptSize;

    float xPtSize;

    float yPtSize;

    float devScale; // How much applying the full glyph tx scales x distance.

    jboolean aat;

} JDKFontInfo;

// Use 16.16 for better precision than 26.6

#define HBFloatToFixedScale ((float)(1 << 16))

#define HBFloatToFixed(f) ((unsigned int)((f) * HBFloatToFixedScale))

/*

 * Note:

 *

 * Set face size on ft-face before creating hb-font from it.

 * Otherwise hb-ft would NOT pick up the font size correctly.

 */

hb_face_t *

hb_jdk_face_create(JDKFontInfo*   jdkFontInfo,

                   hb_destroy_func_t destroy);

hb_font_t *

hb_jdk_font_create(JDKFontInfo*   jdkFontInfo,

                   hb_destroy_func_t destroy);

/* Makes an hb_font_t use JDK internally to implement font functions. */

void

hb_jdk_font_set_funcs(hb_font_t *font);

# ifdef __cplusplus

}

#endif

#endif /* HB_JDK_H */