skia2/tools/viewer/ParticlesSlide.h
Brian Osman ffbfd1bc78 Particles: Remove play-position thing, simplify mouse tracking
Change-Id: I36ce78ee1de8096d9aa164444e8af31b3831a3ab
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/258217
Reviewed-by: Brian Osman <brianosman@google.com>
Commit-Queue: Brian Osman <brianosman@google.com>
2019-12-05 20:07:13 +00:00

61 lines
1.5 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 ParticlesSlide_DEFINED
#define ParticlesSlide_DEFINED
#include "tools/viewer/Slide.h"
#include "include/core/SkPath.h"
#include "include/private/SkTArray.h"
#include "include/utils/SkRandom.h"
class SkParticleEffect;
class SkParticleEffectParams;
namespace skresources { class ResourceProvider; }
class ParticlesSlide : public Slide {
public:
ParticlesSlide();
// TODO: We need a way for primarily interactive slides to always be as large as the window
SkISize getDimensions() const override { return SkISize::MakeEmpty(); }
void load(SkScalar winWidth, SkScalar winHeight) override;
void draw(SkCanvas* canvas) override;
bool animate(double) override;
bool onMouse(SkScalar x, SkScalar y, skui::InputState state,
skui::ModifierKey modifiers) override;
private:
void loadEffects(const char* dirname);
SkRandom fRandom;
bool fAnimated = false;
double fAnimationTime = 0;
SkPoint fMousePos = { 0, 0 };
struct LoadedEffect {
SkString fName;
sk_sp<SkParticleEffectParams> fParams;
};
SkTArray<LoadedEffect> fLoaded;
struct RunningEffect {
SkString fName;
sk_sp<SkParticleEffect> fEffect;
bool fTrackMouse;
};
SkTArray<RunningEffect> fRunning;
sk_sp<skresources::ResourceProvider> fResourceProvider;
};
#endif