1/*
2 * Copyright 2013 Google Inc.
3 *
4 * Use of this source code is governed by a BSD-style license that can be
5 * found in the LICENSE file.
6 */
7
8#ifndef SkFontStyle_DEFINED
9#define SkFontStyle_DEFINED
10
11#include "SkTypes.h"
12
13class SK_API SkFontStyle {
14public:
15    enum Weight {
16        kThin_Weight        = 100,
17        kExtraLight_Weight  = 200,
18        kLight_Weight       = 300,
19        kNormal_Weight      = 400,
20        kMedium_Weight      = 500,
21        kSemiBold_Weight    = 600,
22        kBold_Weight        = 700,
23        kExtraBold_Weight   = 800,
24        kBlack_Weight       = 900
25    };
26
27    enum Width {
28        kUltraCondensed_Width   = 1,
29        kExtraCondensed_Width   = 2,
30        kCondensed_Width        = 3,
31        kSemiCondensed_Width    = 4,
32        kNormal_Width           = 5,
33        kSemiExpanded_Width     = 6,
34        kExpanded_Width         = 7,
35        kExtraExpanded_Width    = 8,
36        kUltaExpanded_Width     = 9
37    };
38
39    enum Slant {
40        kUpright_Slant,
41        kItalic_Slant,
42    };
43
44    SkFontStyle();
45    SkFontStyle(int weight, int width, Slant);
46
47    bool operator==(const SkFontStyle& rhs) const {
48        return fUnion.fU32 == rhs.fUnion.fU32;
49    }
50
51    int weight() const { return fUnion.fR.fWeight; }
52    int width() const { return fUnion.fR.fWidth; }
53    Slant slant() const { return (Slant)fUnion.fR.fSlant; }
54
55    bool isItalic() const {
56        return kItalic_Slant == fUnion.fR.fSlant;
57    }
58
59private:
60    union {
61        struct {
62            uint16_t fWeight;   // 100 .. 900
63            uint8_t  fWidth;    // 1 .. 9
64            uint8_t  fSlant;    // 0 .. 2
65        } fR;
66        uint32_t    fU32;
67    } fUnion;
68};
69
70#endif
71