michael@0: /*
michael@0:  * Copyright 2013 Google Inc.
michael@0:  *
michael@0:  * Use of this source code is governed by a BSD-style license that can be
michael@0:  * found in the LICENSE file.
michael@0:  */
michael@0: 
michael@0: #ifndef SkFontStyle_DEFINED
michael@0: #define SkFontStyle_DEFINED
michael@0: 
michael@0: #include "SkTypes.h"
michael@0: 
michael@0: class SK_API SkFontStyle {
michael@0: public:
michael@0:     enum Weight {
michael@0:         kThin_Weight        = 100,
michael@0:         kExtraLight_Weight  = 200,
michael@0:         kLight_Weight       = 300,
michael@0:         kNormal_Weight      = 400,
michael@0:         kMedium_Weight      = 500,
michael@0:         kSemiBold_Weight    = 600,
michael@0:         kBold_Weight        = 700,
michael@0:         kExtraBold_Weight   = 800,
michael@0:         kBlack_Weight       = 900
michael@0:     };
michael@0: 
michael@0:     enum Width {
michael@0:         kUltraCondensed_Width   = 1,
michael@0:         kExtraCondensed_Width   = 2,
michael@0:         kCondensed_Width        = 3,
michael@0:         kSemiCondensed_Width    = 4,
michael@0:         kNormal_Width           = 5,
michael@0:         kSemiExpanded_Width     = 6,
michael@0:         kExpanded_Width         = 7,
michael@0:         kExtraExpanded_Width    = 8,
michael@0:         kUltaExpanded_Width     = 9
michael@0:     };
michael@0: 
michael@0:     enum Slant {
michael@0:         kUpright_Slant,
michael@0:         kItalic_Slant,
michael@0:     };
michael@0: 
michael@0:     SkFontStyle();
michael@0:     SkFontStyle(int weight, int width, Slant);
michael@0: 
michael@0:     bool operator==(const SkFontStyle& rhs) const {
michael@0:         return fUnion.fU32 == rhs.fUnion.fU32;
michael@0:     }
michael@0: 
michael@0:     int weight() const { return fUnion.fR.fWeight; }
michael@0:     int width() const { return fUnion.fR.fWidth; }
michael@0:     Slant slant() const { return (Slant)fUnion.fR.fSlant; }
michael@0: 
michael@0:     bool isItalic() const {
michael@0:         return kItalic_Slant == fUnion.fR.fSlant;
michael@0:     }
michael@0: 
michael@0: private:
michael@0:     union {
michael@0:         struct {
michael@0:             uint16_t fWeight;   // 100 .. 900
michael@0:             uint8_t  fWidth;    // 1 .. 9
michael@0:             uint8_t  fSlant;    // 0 .. 2
michael@0:         } fR;
michael@0:         uint32_t    fU32;
michael@0:     } fUnion;
michael@0: };
michael@0: 
michael@0: #endif