/* -*- Mode: C; c-basic-offset: 4; indent-tabs-mode: nil -*- */
/*
   Copyright (C) 2009,2010 Red Hat, Inc.

   This library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public
   License as published by the Free Software Foundation; either
   version 2.1 of the License, or (at your option) any later version.

   This library 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
   Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public
   License along with this library; if not, see <http://www.gnu.org/licenses/>.
*/

#ifndef RED_PARSE_QXL_H_
#define RED_PARSE_QXL_H_

#include <spice/qxl_dev.h>

#include "red-common.h"
#include "memslot.h"

typedef struct RedDrawable {
    int refs;
    QXLInstance *qxl;
    QXLReleaseInfoExt release_info_ext;
    uint32_t surface_id;
    uint8_t effect;
    uint8_t type;
    uint8_t self_bitmap;
    SpiceRect self_bitmap_area;
    SpiceImage *self_bitmap_image;
    SpiceRect bbox;
    SpiceClip clip;
    uint32_t mm_time;
    int32_t surface_deps[3];
    SpiceRect surfaces_rects[3];
    union {
        SpiceFill fill;
        SpiceOpaque opaque;
        SpiceCopy copy;
        SpiceTransparent transparent;
        SpiceAlphaBlend alpha_blend;
        struct {
            SpicePoint src_pos;
        } copy_bits;
        SpiceBlend blend;
        SpiceRop3 rop3;
        SpiceStroke stroke;
        SpiceText text;
        SpiceBlackness blackness;
        SpiceInvers invers;
        SpiceWhiteness whiteness;
        SpiceComposite composite;
    } u;
} RedDrawable;

static inline RedDrawable *red_drawable_ref(RedDrawable *drawable)
{
    drawable->refs++;
    return drawable;
}

void red_drawable_unref(RedDrawable *red_drawable);

typedef struct RedUpdateCmd {
    QXLReleaseInfoExt release_info_ext;
    SpiceRect area;
    uint32_t update_id;
    uint32_t surface_id;
} RedUpdateCmd;

typedef struct RedMessage {
    QXLReleaseInfoExt release_info_ext;
    int len;
    uint8_t *data;
} RedMessage;

typedef struct RedSurfaceCreate {
    uint32_t format;
    uint32_t width;
    uint32_t height;
    int32_t stride;
    uint8_t *data;
} RedSurfaceCreate;

typedef struct RedSurfaceCmd {
    QXLReleaseInfoExt release_info_ext;
    uint32_t surface_id;
    uint8_t type;
    uint32_t flags;
    union {
        RedSurfaceCreate surface_create;
    } u;
} RedSurfaceCmd;

typedef struct RedCursorCmd {
    QXLReleaseInfoExt release_info_ext;
    uint8_t type;
    union {
        struct {
            SpicePoint16 position;
            uint8_t visible;
            SpiceCursor shape;
        } set;
        struct {
            uint16_t length;
            uint16_t frequency;
        } trail;
        SpicePoint16 position;
    } u;
    uint8_t *device_data;
} RedCursorCmd;

void red_get_rect_ptr(SpiceRect *red, const QXLRect *qxl);

bool red_get_drawable(RedMemSlotInfo *slots, int group_id,
                      RedDrawable *red, QXLPHYSICAL addr, uint32_t flags);
void red_put_drawable(RedDrawable *red);

bool red_get_update_cmd(RedMemSlotInfo *slots, int group_id,
                        RedUpdateCmd *red, QXLPHYSICAL addr);
void red_put_update_cmd(RedUpdateCmd *red);

bool red_get_message(RedMemSlotInfo *slots, int group_id,
                     RedMessage *red, QXLPHYSICAL addr);
void red_put_message(RedMessage *red);

bool red_validate_surface(uint32_t width, uint32_t height,
                          int32_t stride, uint32_t format);

bool red_get_surface_cmd(RedMemSlotInfo *slots, int group_id,
                         RedSurfaceCmd *red, QXLPHYSICAL addr);
void red_put_surface_cmd(RedSurfaceCmd *red);

bool red_get_cursor_cmd(RedMemSlotInfo *slots, int group_id,
                        RedCursorCmd *red, QXLPHYSICAL addr);
void red_put_cursor_cmd(RedCursorCmd *red);

#endif /* RED_PARSE_QXL_H_ */
