2 * Copyright 2018 Google Inc.
4 * Use of this source code is governed by a BSD-style license that can be
5 * found in the LICENSE file.
8 #ifndef SkFontParameters_DEFINED
9 #define SkFontParameters_DEFINED
11 #include "include/core/SkScalar.h"
12 #include "include/core/SkTypes.h"
14 struct SkFontParameters {
16 // Parameters in a variation font axis.
18 constexpr Axis() : tag(0), min(0), def(0), max(0), flags(0) {}
19 constexpr Axis(SkFourByteTag tag, float min, float def, float max, bool hidden) :
20 tag(tag), min(min), def(def), max(max), flags(hidden ? HIDDEN : 0) {}
22 // Four character identifier of the font axis (weight, width, slant, italic...).
24 // Minimum value supported by this axis.
26 // Default value set by this axis.
28 // Maximum value supported by this axis. The maximum can equal the minimum.
30 // Return whether this axis is recommended to be remain hidden in user interfaces.
31 bool isHidden() const { return flags & HIDDEN; }
32 // Set this axis to be remain hidden in user interfaces.
33 void setHidden(bool hidden) { flags = hidden ? (flags | HIDDEN) : (flags & ~HIDDEN); }
35 static constexpr uint16_t HIDDEN = 0x0001;
36 // Attributes for a font axis.