/*

 * Copyright (c) 2003, 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 _X11FONTSCALER_H_

#define _X11FONTSCALER_H_

#include "gdefs.h"

#ifndef HEADLESS

#include <X11/Xlib.h>

#endif

#define SHIFTFACTOR 16

#define NO_POINTSIZE -1.0

#ifdef HEADLESS

typedef struct {

    unsigned char byte1;

    unsigned char byte2;

} AWTChar2b;

#define Success 1

#else /* !HEADLESS */

extern Display *awt_display;

typedef XChar2b AWTChar2b;

#endif /* !HEADLESS */

typedef void *AWTChar;

typedef void *AWTFont;

typedef struct NativeScalerContext {

    AWTFont xFont;

    int minGlyph;

    int maxGlyph;

    int numGlyphs;

    int defaultGlyph;

    int ptSize;

    double scale;

} NativeScalerContext;

/*

 * Important note : All AWTxxx functions are defined in font.h.

 * These were added to remove the dependency of certain files on X11.

 * These functions are used to perform X11 operations and should

 * be "stubbed out" in environments that do not support X11.

 */

JNIEXPORT int JNICALL AWTCountFonts(char* xlfd);

JNIEXPORT void JNICALL AWTLoadFont(char* name, AWTFont* pReturn);

JNIEXPORT void JNICALL AWTFreeFont(AWTFont font);

JNIEXPORT unsigned JNICALL AWTFontMinByte1(AWTFont font);

JNIEXPORT unsigned JNICALL AWTFontMaxByte1(AWTFont font);

JNIEXPORT unsigned JNICALL AWTFontMinCharOrByte2(AWTFont font);

JNIEXPORT unsigned JNICALL AWTFontMaxCharOrByte2(AWTFont font);

JNIEXPORT unsigned JNICALL AWTFontDefaultChar(AWTFont font);

/* Do not call AWTFreeChar() after AWTFontPerChar() or AWTFontMaxBounds() */

JNIEXPORT AWTChar JNICALL AWTFontPerChar(AWTFont font, int index);

JNIEXPORT AWTChar JNICALL AWTFontMaxBounds(AWTFont font);

JNIEXPORT int JNICALL AWTFontAscent(AWTFont font);

JNIEXPORT int JNICALL AWTFontDescent(AWTFont font);

/* Call AWTFreeChar() on overall after calling AWTFontQueryTextExtents16() */

JNIEXPORT void JNICALL AWTFontTextExtents16(AWTFont font, AWTChar2b* xChar,

                                            AWTChar* overall);

JNIEXPORT void JNICALL AWTFreeChar(AWTChar xChar);

JNIEXPORT jlong JNICALL AWTFontGenerateImage(AWTFont xFont, AWTChar2b* xChar);

JNIEXPORT short JNICALL AWTCharAdvance(AWTChar xChar);

JNIEXPORT short JNICALL AWTCharLBearing(AWTChar xChar);

JNIEXPORT short JNICALL AWTCharRBearing(AWTChar xChar);

JNIEXPORT short JNICALL AWTCharAscent(AWTChar xChar);

JNIEXPORT short JNICALL AWTCharDescent(AWTChar xChar);

#endif