skia2/modules/canvaskit/particles_bindings.cpp
Brian Osman 4beafa69ab Add interactive demo to particle gallery
Docs-Preview: https://skia.org/?cl=248805
Bug: skia:9513
Change-Id: Id862ebdc58c2cde38720e26f0140e20c5338c78c
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/248805
Reviewed-by: Kevin Lubick <kjlubick@google.com>
Commit-Queue: Brian Osman <brianosman@google.com>
2019-10-15 18:15:47 +00:00

46 lines
1.6 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.
*/
#include "include/core/SkCanvas.h"
#include "include/core/SkTypes.h"
#include "include/utils/SkRandom.h"
#include "modules/particles/include/SkParticleEffect.h"
#include "modules/particles/include/SkParticleSerialization.h"
#include <string>
#include <emscripten.h>
#include <emscripten/bind.h>
using namespace emscripten;
EMSCRIPTEN_BINDINGS(Particles) {
class_<SkParticleEffect>("SkParticleEffect")
.smart_ptr<sk_sp<SkParticleEffect>>("sk_sp<SkParticleEffect>")
.function("draw", &SkParticleEffect::draw, allow_raw_pointers())
.function("start", select_overload<void (double, bool)>(&SkParticleEffect::start))
.function("update", select_overload<void (double)>(&SkParticleEffect::update))
.function("setPosition", select_overload<void (SkPoint)>(&SkParticleEffect::setPosition))
.function("setRate", select_overload<void (float)>(&SkParticleEffect::setRate));
function("MakeParticles", optional_override([](std::string json)->sk_sp<SkParticleEffect> {
static bool didInit = false;
if (!didInit) {
SkParticleEffect::RegisterParticleTypes();
didInit = true;
}
SkRandom r;
sk_sp<SkParticleEffectParams> params(new SkParticleEffectParams());
skjson::DOM dom(json.c_str(), json.length());
SkFromJsonVisitor fromJson(dom.root());
params->visitFields(&fromJson);
return sk_sp<SkParticleEffect>(new SkParticleEffect(std::move(params), r));
}));
constant("particles", true);
}