hello-world-example.cpp 2.26 KB
/*
 * Copyright (c) 2014 Samsung Electronics Co., Ltd.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 */

#include <dali/dali.h>
#include <iostream>

using namespace Dali;

// This example shows how to create and display Hello World! using a simple TextActor
//
class HelloWorldController : public ConnectionTracker
{
public:

  HelloWorldController( Application& application )
  : mApplication( application )
  {
    std::cout << "HelloWorldController::HelloWorldController" << std::endl;

    // Connect to the Application's Init signal
    mApplication.InitSignal().Connect( this, &HelloWorldController::Create );
  }

  ~HelloWorldController()
  {
    // Nothing to do here;
  }

  // The Init signal is received once (only) during the Application lifetime
  void Create( Application& application )
  {
    std::cout << "HelloWorldController::Create" << std::endl;

    // Initialize the actor
    TextActor textActor = TextActor::New( "Hello World" );

    // Reposition the actor
    textActor.SetParentOrigin( ParentOrigin::CENTER );

    // Get a handle to the stage
    Stage stage = Stage::GetCurrent();

    // Display the actor on the stage
    stage.Add( textActor );

    // Respond to a click anywhere on the stage
    stage.GetRootLayer().TouchedSignal().Connect( this, &HelloWorldController::OnTouch );
  }

  bool OnTouch( Actor actor, const TouchEvent& touch )
  {
    // quit the application
    mApplication.Quit();
    return true;
  }

private:
  Application&  mApplication;
};

void RunTest( Application& application )
{
  HelloWorldController test( application );

  application.MainLoop();
}

// Entry point for Linux & Tizen applications
//
int main( int argc, char **argv )
{
  Application application = Application::New( &argc, &argv );

  RunTest( application );

  return 0;
}