src/libs/icon/flat_icon/FlatIconFormat.h

   1 /*
   2  * Copyright 2006-2007, Haiku. All rights reserved.
   3  * Distributed under the terms of the MIT License.
   4  *
   5  * Authors:
   6  *              Stephan Aßmus <superstippi@gmx.de>
   7  */
   8 #ifndef FLAT_ICON_FORMAT_H
   9 #define FLAT_ICON_FORMAT_H
  10
  11
  12 #include <SupportDefs.h>
  13
  14 #include "IconBuild.h"
  15
  16
  17 _BEGIN_ICON_NAMESPACE
  18
  19
  20 extern const uint32 FLAT_ICON_MAGIC;
  21
  22 extern const char* kVectorAttrNodeName;
  23 extern const char* kVectorAttrMimeName;
  24
  25 enum {
  26         STYLE_TYPE_SOLID_COLOR                  = 1,
  27         STYLE_TYPE_GRADIENT                             = 2,
  28         STYLE_TYPE_SOLID_COLOR_NO_ALPHA = 3,
  29         STYLE_TYPE_SOLID_GRAY                   = 4,
  30         STYLE_TYPE_SOLID_GRAY_NO_ALPHA  = 5,
  31
  32         SHAPE_TYPE_PATH_SOURCE                  = 10,
  33
  34         TRANSFORMER_TYPE_AFFINE                 = 20,
  35         TRANSFORMER_TYPE_CONTOUR                = 21,
  36         TRANSFORMER_TYPE_PERSPECTIVE    = 22,
  37         TRANSFORMER_TYPE_STROKE                 = 23,
  38 };
  39
  40 enum {
  41         GRADIENT_FLAG_TRANSFORM                 = 1 << 1,
  42         GRADIENT_FLAG_NO_ALPHA                  = 1 << 2,
  43         GRADIENT_FLAG_16_BIT_COLORS             = 1 << 3, // not yet used
  44         GRADIENT_FLAG_GRAYS                             = 1 << 4,
  45 };
  46
  47 enum {
  48         PATH_FLAG_CLOSED                                = 1 << 1,
  49         PATH_FLAG_USES_COMMANDS                 = 1 << 2,
  50         PATH_FLAG_NO_CURVES                             = 1 << 3,
  51 };
  52
  53 enum {
  54         PATH_COMMAND_H_LINE                             = 0,
  55         PATH_COMMAND_V_LINE                             = 1,
  56         PATH_COMMAND_LINE                               = 2,
  57         PATH_COMMAND_CURVE                              = 3,
  58 };
  59
  60 enum {
  61         SHAPE_FLAG_TRANSFORM                    = 1 << 1,
  62         SHAPE_FLAG_HINTING                              = 1 << 2,
  63         SHAPE_FLAG_LOD_SCALE                    = 1 << 3,
  64         SHAPE_FLAG_HAS_TRANSFORMERS             = 1 << 4,
  65         SHAPE_FLAG_TRANSLATION                  = 1 << 5,
  66 };
  67
  68 // utility functions
  69
  70 class LittleEndianBuffer;
  71
  72 bool read_coord(LittleEndianBuffer& buffer, float& coord);
  73 bool write_coord(LittleEndianBuffer& buffer, float coord);
  74
  75 bool read_float_24(LittleEndianBuffer& buffer, float& value);
  76 bool write_float_24(LittleEndianBuffer& buffer, float value);
  77
  78
  79 _END_ICON_NAMESPACE
  80
  81
  82 #endif  // FLAT_ICON_FORMAT_H