1 /* 2 * Copyright 2017 Google Inc. 3 * 4 * Use of this source code is governed by a BSD-style license that can be 5 * found in the LICENSE file. 6 */ 7 8 #ifndef ImGuiLayer_DEFINED 9 #define ImGuiLayer_DEFINED 10 11 #include "SkPaint.h" 12 #include "SkTArray.h" 13 #include "sk_app/Window.h" 14 15 #include "imgui.h" 16 17 class ImGuiLayer : public sk_app::Window::Layer { 18 public: 19 ImGuiLayer(); 20 ~ImGuiLayer() override; 21 22 typedef std::function<void(SkCanvas*)> SkiaWidgetFunc; 23 void skiaWidget(const ImVec2& size, SkiaWidgetFunc func); 24 25 void onAttach(sk_app::Window* window) override; 26 void onPrePaint() override; 27 void onPaint(SkCanvas* canvas) override; 28 bool onMouse(int x, int y, sk_app::Window::InputState state, uint32_t modifiers) override; 29 bool onMouseWheel(float delta, uint32_t modifiers) override; 30 bool onKey(sk_app::Window::Key key, sk_app::Window::InputState state, uint32_t modifiers) override; 31 bool onChar(SkUnichar c, uint32_t modifiers) override; 32 33 private: 34 sk_app::Window* fWindow; 35 SkPaint fFontPaint; 36 SkTArray<SkiaWidgetFunc> fSkiaWidgetFuncs; 37 }; 38 39 #endif 40