launcher.cpp
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/*
* Copyright (c) 2015 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.
*
*/
// CLASS HEADER
#include "launcher.h"
// EXTERNAL INCLUDES
#include <fstream>
#include <sys/stat.h>
#include <dali/integration-api/debug.h>
// INTERNAL INCLUDES
#include "shared/view.h"
using namespace Dali;
using namespace Dali::Toolkit;
#define TOKEN_STRING(x) #x
namespace
{
std::string GetFileContents(const std::string& filename)
{
std::ifstream t(filename.c_str());
return std::string((std::istreambuf_iterator<char>(t)),
std::istreambuf_iterator<char>());
};
} // unnamed namespace
Launcher::Launcher( Dali::Application application, std::string layoutFileName, std::string scriptFileName )
: mApplication( application ),
mJSONFileName(layoutFileName ),
mJavaScriptFileName( scriptFileName )
{
mApplication.InitSignal().Connect( this, &Launcher::Create );
}
Launcher::~Launcher()
{
}
void Launcher::Create( Dali::Application& application )
{
TextLabel textActor = TextLabel::New( "JSON & JavaScript Launcher..." );
// Reposition the actor
textActor.SetParentOrigin( ParentOrigin::TOP_LEFT );
textActor.SetAnchorPoint( AnchorPoint::TOP_LEFT );
textActor.SetPosition( 20, 0 );
// Get a handle to the stage
Stage stage = Stage::GetCurrent();
// Display the actor on the stage
stage.Add( textActor );
// change the background color to purple
Stage::GetCurrent().SetBackgroundColor( Vector4(0.2,0.2,0.4,1.0) );
// Try loading a JSON file
if( !mJSONFileName.empty() )
{
mBuilder = Toolkit::Builder::New();
Property::Map defaultDirs;
defaultDirs[ TOKEN_STRING(DEMO_IMAGE_DIR) ] = DEMO_IMAGE_DIR;
defaultDirs[ TOKEN_STRING(DEMO_MODEL_DIR) ] = DEMO_MODEL_DIR;
defaultDirs[ TOKEN_STRING(DEMO_SCRIPT_DIR) ] = DEMO_SCRIPT_DIR;
mBuilder.AddConstants( defaultDirs );
std::string json_data(GetFileContents( mJSONFileName ));
mBuilder.LoadFromString(json_data);
mBuilder.AddActors( stage.GetRootLayer() );
}
// Try load a JavaScript file
if( !mJavaScriptFileName.empty() )
{
// execute the script
mScript = Toolkit::Script::New();
mScript.ExecuteFile( mJavaScriptFileName);
}
}
void Launcher::MainLoop()
{
mApplication.MainLoop();
}