65fce9edc4
Add an animated "focus" mode for SlideDir. Clicking a cell focuses. SPACE unfocuses. When a slide is focused, mouse and key events are passed through. TBR= Change-Id: Iec47e2327e3b21bd626846bb0d3f9107bf680b1b Reviewed-on: https://skia-review.googlesource.com/108101 Commit-Queue: Florin Malita <fmalita@chromium.org> Reviewed-by: Mike Reed <reed@google.com>
68 lines
1.6 KiB
C++
68 lines
1.6 KiB
C++
/*
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* Copyright 2018 Google Inc.
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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 SlideDir_DEFINED
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#define SlideDir_DEFINED
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#include "Slide.h"
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#include "SkTArray.h"
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class SkString;
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namespace sksg {
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class Group;
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class Scene;
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}
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class SlideDir final : public Slide {
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public:
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SlideDir(const SkString& name, SkTArray<sk_sp<Slide>, true>&&,
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int columns = kDefaultColumnCount);
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protected:
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void load(SkScalar winWidth, SkScalar winHeight) override;
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void unload() override;
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SkISize getDimensions() const override;
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void draw(SkCanvas*) override;
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bool animate(const SkAnimTimer&) override;
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bool onChar(SkUnichar) override;
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bool onMouse(SkScalar x, SkScalar y, sk_app::Window::InputState, uint32_t modifiers) override;
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private:
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struct Rec;
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class FocusController;
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static constexpr int kDefaultColumnCount = 4;
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const Rec* findCell(float x, float y) const;
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const SkTArray<sk_sp<Slide>, true> fSlides;
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std::unique_ptr<FocusController> fFocusController;
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const int fColumns;
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SkTArray<Rec, true> fRecs;
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std::unique_ptr<sksg::Scene> fScene;
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sk_sp<sksg::Group> fRoot;
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SkSize fWinSize = SkSize::MakeEmpty();
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SkSize fCellSize = SkSize::MakeEmpty();
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SkMSec fTimeBase = 0;
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const Rec* fTrackingCell = nullptr;
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SkPoint fTrackingPos = SkPoint::Make(0, 0);
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using INHERITED = Slide;
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};
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#endif // SlideDir_DEFINED
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