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 HelloWorld_DEFINED 9 #define HelloWorld_DEFINED 10 11 #include "sk_app/Application.h" 12 #include "sk_app/Window.h" 13 14 class SkCanvas; 15 16 class HelloWorld : public sk_app::Application, sk_app::Window::Layer { 17 public: 18 HelloWorld(int argc, char** argv, void* platformData); 19 ~HelloWorld() override; 20 21 void onIdle() override; 22 23 void onBackendCreated() override; 24 void onPaint(SkSurface*) override; 25 bool onChar(SkUnichar c, uint32_t modifiers) override; 26 27 private: 28 void updateTitle(); 29 30 sk_app::Window* fWindow; 31 sk_app::Window::BackendType fBackendType; 32 33 SkScalar fRotationAngle; 34 }; 35 36 #endif 37