skia2/modules/canvaskit/WasmCommon.h
Nathaniel Nifong e5d3254ece Reland "Switch to using a Float32Array (bound as value array) for color."
This is a reland of 4e79b6730d

Original change's description:
> Switch to using a Float32Array (bound as value array) for color.
> 
> Change-Id: I1bcca931954b1399c79f4074a3d57a68847ac785
> Reviewed-on: https://skia-review.googlesource.com/c/skia/+/276757
> Commit-Queue: Nathaniel Nifong <nifong@google.com>
> Reviewed-by: Kevin Lubick <kjlubick@google.com>

Change-Id: If6b9097b2fcd6b9dbf75c6dd22138e0b2531e70d
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/278780
Commit-Queue: Nathaniel Nifong <nifong@google.com>
Reviewed-by: Kevin Lubick <kjlubick@google.com>
2020-03-26 14:41:29 +00:00

45 lines
1.1 KiB
C++

/*
* Copyright 2019 Google LLC
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef WasmCommon_DEFINED
#define WasmCommon_DEFINED
#include <emscripten.h>
#include <emscripten/bind.h>
#include "include/core/SkColor.h"
using namespace emscripten;
// Self-documenting types
using JSArray = emscripten::val;
using JSObject = emscripten::val;
using JSString = emscripten::val;
using SkPathOrNull = emscripten::val;
using Uint8Array = emscripten::val;
using Float32Array = emscripten::val;
// A struct used for binding the TypedArray colors passed to to canvaskit functions.
// Canvaskit functions returning colors return a Float32Array, which looks the same
// on the javascript side.
struct SimpleColor4f {
// A sensible but noticeable default value to let you know you've called the
// default constructor.
float r = 1.0;
float g = 0.0;
float b = 1.0;
float a = 1.0;
SkColor4f toSkColor4f() const {
return SkColor4f({r, g, b, a});
};
SkColor toSkColor() const {
return toSkColor4f().toSkColor();
};
};
#endif