HelloWorld.h

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/*
* Copyright 2017 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
 
#ifndef HelloWorld_DEFINED
#define HelloWorld_DEFINED
 
#include "include/core/SkScalar.h"
#include "include/core/SkTypes.h"
#include "tools/sk_app/Application.h"
#include "tools/sk_app/Window.h"
#include "tools/skui/ModifierKey.h"
 
class SkSurface;
class SkTypeface;
 
class HelloWorld : public sk_app::Application, sk_app::Window::Layer {
public:
    HelloWorld(int argc, char** argv, void* platformData);
    ~HelloWorld() override;
 
    void onIdle() override;
 
    void onBackendCreated() override;
    void onPaint(SkSurface*) override;
    bool onChar(SkUnichar c, skui::ModifierKey modifiers) override;
 
private:
    void updateTitle();
 
    sk_app::Window* fWindow;
    sk_app::Window::BackendType fBackendType;
    sk_sp<SkTypeface> fTypeface;
 
    SkScalar fRotationAngle;
};
 
#endif