/*

 * 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 ProcessPath_h_Included

#define ProcessPath_h_Included

#include <float.h>

#include "jni_util.h"

#define UPPER_BND (FLT_MAX/4.0f)

#define LOWER_BND (-UPPER_BND)

/* Precision (in bits) used in forward differencing */

#define FWD_PREC    7

/* Precision (in bits) used for the rounding in the midpoint test */

#define MDP_PREC    10

#define MDP_MULT        (1<<MDP_PREC)

#define MDP_HALF_MULT   (MDP_MULT >> 1)

/* Bit mask used to separate whole part from the fraction part of the

 * number

 */

#define MDP_W_MASK      (-MDP_MULT)

/* Bit mask used to separate fractional part from the whole part of the

 * number

 */

#define MDP_F_MASK      (MDP_MULT-1)

typedef struct _DrawHandler {

    void (*pDrawLine)(struct _DrawHandler* hnd,

                      jint x0, jint y0, jint x1, jint y1);

    void (*pDrawPixel)(struct _DrawHandler* hnd, jint x0, jint y0);

    void (*pDrawScanline)(struct _DrawHandler* hnd, jint x0, jint x1, jint y0);

    // TODO Change following names to smth like outXMin

    jint xMin, yMin, xMax, yMax;

    /* Boundary values with stroke control rendering hint applied */

    jfloat xMinf, yMinf, xMaxf, yMaxf;

    void* pData;

} DrawHandler;

typedef enum {

    PH_MODE_DRAW_CLIP,

    PH_MODE_FILL_CLIP

} PHClip;

/* Constants representing KEY_STROKE_CONTROL rendering hints */

typedef enum {

    PH_STROKE_PURE,   /* RenderingHints.VALUE_STROKE_PURE    */

    PH_STROKE_DEFAULT /* RenderingHints.VALUE_STROKE_DEFAULT */

} PHStroke;

typedef struct _ProcessHandler {

    void (*pProcessFixedLine)(struct _ProcessHandler* hnd,

                              jint x1,jint y1,

                              jint x2,jint y2, jint* pixelInfo,

                              jboolean checkBounds,

                              jboolean endSubPath);

    void (*pProcessEndSubPath)(struct _ProcessHandler* hnd);

    DrawHandler* dhnd;

    PHStroke stroke;

    PHClip clipMode;

    void* pData;

} ProcessHandler;

                    void (*pProcessEndSubPath)(ProcessHandler* hnd),

                    jint transX, jint transY,

                    jfloat* coords, jint maxCoords,

                    jbyte* types, jint numTypes,

                    PHStroke stroke);

                    jint transX, jint transY,

                    jfloat* coords, jint maxCoords,

                    jbyte* types, jint numTypes,

                    PHStroke stroke,

                    jint fillRule);

#endif