/*
 * Copyright 2006-2007, Haiku. All rights reserved.
 * Distributed under the terms of the MIT License.
 *
 * Authors:
 *              Stephan Aßmus <superstippi@gmx.de>
 */
#ifndef FLAT_ICON_FORMAT_H
#define FLAT_ICON_FORMAT_H


#include <SupportDefs.h>

#include "IconBuild.h"


_BEGIN_ICON_NAMESPACE


extern const uint32 FLAT_ICON_MAGIC;

extern const char* kVectorAttrNodeName;
extern const char* kVectorAttrMimeName;

enum {
        STYLE_TYPE_SOLID_COLOR                  = 1,
        STYLE_TYPE_GRADIENT                             = 2,
        STYLE_TYPE_SOLID_COLOR_NO_ALPHA = 3,
        STYLE_TYPE_SOLID_GRAY                   = 4,
        STYLE_TYPE_SOLID_GRAY_NO_ALPHA  = 5,

        SHAPE_TYPE_PATH_SOURCE                  = 10,

        TRANSFORMER_TYPE_AFFINE                 = 20,
        TRANSFORMER_TYPE_CONTOUR                = 21,
        TRANSFORMER_TYPE_PERSPECTIVE    = 22,
        TRANSFORMER_TYPE_STROKE                 = 23,
};

enum {
        GRADIENT_FLAG_TRANSFORM                 = 1 << 1,
        GRADIENT_FLAG_NO_ALPHA                  = 1 << 2,
        GRADIENT_FLAG_16_BIT_COLORS             = 1 << 3, // not yet used
        GRADIENT_FLAG_GRAYS                             = 1 << 4,
};

enum {
        PATH_FLAG_CLOSED                                = 1 << 1,
        PATH_FLAG_USES_COMMANDS                 = 1 << 2,
        PATH_FLAG_NO_CURVES                             = 1 << 3,
};

enum {
        PATH_COMMAND_H_LINE                             = 0,
        PATH_COMMAND_V_LINE                             = 1,
        PATH_COMMAND_LINE                               = 2,
        PATH_COMMAND_CURVE                              = 3,
};

enum {
        SHAPE_FLAG_TRANSFORM                    = 1 << 1,
        SHAPE_FLAG_HINTING                              = 1 << 2,
        SHAPE_FLAG_LOD_SCALE                    = 1 << 3,
        SHAPE_FLAG_HAS_TRANSFORMERS             = 1 << 4,
        SHAPE_FLAG_TRANSLATION                  = 1 << 5,
};

// utility functions

class LittleEndianBuffer;

bool read_coord(LittleEndianBuffer& buffer, float& coord);
bool write_coord(LittleEndianBuffer& buffer, float coord);

bool read_float_24(LittleEndianBuffer& buffer, float& value);
bool write_float_24(LittleEndianBuffer& buffer, float value);


_END_ICON_NAMESPACE


#endif  // FLAT_ICON_FORMAT_H