script_drawing_surface.h

/* ScummVM - Graphic Adventure Engine
 *
 * ScummVM is the legal property of its developers, whose names
 * are too numerous to list here. Please refer to the COPYRIGHT
 * file distributed with this source distribution.
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program 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 for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 */

#ifndef AGS_ENGINE_AC_DYNOBJ_SCRIPT_DRAWING_SURFACE_H
#define AGS_ENGINE_AC_DYNOBJ_SCRIPT_DRAWING_SURFACE_H

#include "ags/engine/ac/dynobj/cc_ags_dynamic_object.h"
#include "ags/shared/game/room_struct.h"
#include "ags/shared/gfx/bitmap.h"
#include "ags/shared/util/stream.h"

namespace AGS3 {

struct ScriptDrawingSurface final : AGSCCDynamicObject {
    // These numbers and types are used to determine the source of this drawing surface;
    // only one of them can be valid for this surface.
    int roomBackgroundNumber;
    RoomAreaMask roomMaskType;
    int dynamicSpriteNumber;
    int dynamicSurfaceNumber;
    bool isLinkedBitmapOnly;
    AGS::Shared::Bitmap *linkedBitmapOnly;
    int currentColour;
    int currentColourScript;
    int highResCoordinates;
    int modified;
    int hasAlphaChannel;
    //Shared::Bitmap* abufBackup;

    int Dispose(void *address, bool force) override;
    const char *GetType() override;
    void Unserialize(int index, AGS::Shared::Stream *in, size_t data_sz) override;
    AGS::Shared::Bitmap *GetBitmapSurface();
    AGS::Shared::Bitmap *StartDrawing();
    void PointToGameResolution(int *xcoord, int *ycoord);
    void SizeToGameResolution(int *width, int *height);
    void SizeToGameResolution(int *adjustValue);
    void SizeToDataResolution(int *adjustValue);
    void FinishedDrawing();
    void FinishedDrawingReadOnly();

    ScriptDrawingSurface();

protected:
    // Calculate and return required space for serialization, in bytes
    size_t CalcSerializeSize(const void *address) override;
    // Write object data into the provided stream
    void Serialize(const void *address, AGS::Shared::Stream *out) override;
};

} // namespace AGS3

#endif