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// Copyright 2015 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// This file provides defines needed by PaintVectorIcon and is implemented
// by the generated file vector_icons.cc.
#ifndef UI_GFX_VECTOR_ICON_TYPES_H_
#define UI_GFX_VECTOR_ICON_TYPES_H_
#include "third_party/skia/include/core/SkScalar.h"
namespace gfx {
enum class VectorIconId;
// The size of a single side of the square canvas to which path coordinates
// are relative, in device independent pixels.
const int kReferenceSizeDip = 48;
// A command to Skia.
enum CommandType {
// A new <path> element. For the first path, this is assumed.
NEW_PATH,
// Sets the color for the current path.
PATH_COLOR_ARGB,
// Sets the path to clear mode (Skia's kClear_Mode).
PATH_MODE_CLEAR,
// By default, the path will be filled. This changes the paint action to
// stroke at the given width.
STROKE,
// By default, a stroke has a round cap. This sets it to square.
CAP_SQUARE,
// These correspond to pathing commands.
MOVE_TO,
R_MOVE_TO,
LINE_TO,
R_LINE_TO,
H_LINE_TO,
R_H_LINE_TO,
V_LINE_TO,
R_V_LINE_TO,
CUBIC_TO,
R_CUBIC_TO,
CIRCLE,
ROUND_RECT,
CLOSE,
// Sets the dimensions of the canvas in dip. (Default is kReferenceSizeDip.)
CANVAS_DIMENSIONS,
// Sets a bounding rect for the path. This allows fine adjustment because it
// can tweak edge anti-aliasing. Args are x, y, w, h.
CLIP,
// Disables anti-aliasing for this path.
DISABLE_AA,
// Flips the x-axis in RTL locales. Default is false, this command sets it to
// true.
FLIPS_IN_RTL,
// Marks the end of the list of commands.
END
};
// A POD that describes either a path command or an argument for it.
struct PathElement {
PathElement(CommandType value) : type(value) {}
PathElement(SkScalar value) : arg(value) {}
union {
CommandType type;
SkScalar arg;
};
};
// Returns an array of path commands and arguments, terminated by END.
const PathElement* GetPathForVectorIcon(VectorIconId id);
// As above, but returns an icon specifically adjusted for 1x scale factors.
// This draws from icon files that end with .1x.icon. If no such file exists,
// it will fall back to GetPathForVectorIcon.
const PathElement* GetPathForVectorIconAt1xScale(VectorIconId id);
} // namespace gfx
#endif // UI_GFX_VECTOR_ICON_TYPES_H_
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