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61 lines
1.5 KiB
61 lines
1.5 KiB
/*
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* Copyright 2019 Google LLC
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#ifndef ParticlesSlide_DEFINED
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#define ParticlesSlide_DEFINED
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#include "tools/viewer/Slide.h"
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#include "include/core/SkPath.h"
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#include "include/private/SkTArray.h"
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#include "include/utils/SkRandom.h"
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class SkParticleEffect;
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class SkParticleEffectParams;
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namespace skresources { class ResourceProvider; }
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class ParticlesSlide : public Slide {
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public:
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ParticlesSlide();
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// TODO: We need a way for primarily interactive slides to always be as large as the window
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SkISize getDimensions() const override { return SkISize::MakeEmpty(); }
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void load(SkScalar winWidth, SkScalar winHeight) override;
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void draw(SkCanvas* canvas) override;
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bool animate(double) override;
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bool onMouse(SkScalar x, SkScalar y, skui::InputState state,
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skui::ModifierKey modifiers) override;
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private:
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void loadEffects(const char* dirname);
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SkRandom fRandom;
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bool fAnimated = false;
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double fAnimationTime = 0;
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SkPoint fMousePos = { 0, 0 };
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struct LoadedEffect {
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SkString fName;
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sk_sp<SkParticleEffectParams> fParams;
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};
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SkTArray<LoadedEffect> fLoaded;
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struct RunningEffect {
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SkString fName;
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sk_sp<SkParticleEffect> fEffect;
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bool fTrackMouse;
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};
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SkTArray<RunningEffect> fRunning;
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sk_sp<skresources::ResourceProvider> fResourceProvider;
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};
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#endif
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