cpp_photon/test/Font_test.cpp

//This file is part of Photon (http://photon.sourceforge.net)
//Copyright (C) 2004-2005 James Turk
//
// Author:
//  James Turk (jpt2433@rit.edu)
//
// Version:
//  $Id: Font_test.cpp,v 1.3 2005/07/03 06:33:19 cozman Exp $

#include "photon.hpp"
using namespace photon;
#include <boost/lexical_cast.hpp>

// This is a simple framework for writing extremely simple Photon applications
//  it simply displays a blank window and the framerate in the titlebar of
//  the created window.  This is meant to show basic interaction between the
//  user and the more common features of the AppCore and the Kernel.

class MainTask : public Task
{

public:
    MainTask() :
        Task("MainTask"),
        app(AppCore::getInstance()),
        video(video::VideoCore::getInstance())
    {
        LogSinkPtr csp( new ConsoleSink("console") );
        log.addSink(csp);

        video.setOrthoView(800,600);

        video::Font::addResource("font",video::FontResourceDescriptor("data/arial.ttf",32));
        
        font.open("font");
    }

    void update()
    {   
        static double t=0;
        
        if(app.getTime() - t > 1.0)
        {            
            app.setTitle("FPS: " + 
                    boost::lexical_cast<std::string>(app.getFramerate()) );
            t = app.getTime();
        }

        video.clear();
        
        font.drawText(0, 0, "Photon");
        font.drawText(font.calcStringWidth("Photon"), font.getHeight(), 
                    "FPS: %.0f", app.getFramerate() );
        font.beginDraw(200, 200) << "another font" << font.endDraw();
    }

private:
    video::Font font;
    
    Log log;
    AppCore& app;
    video::VideoCore& video;
};

class ImageTest : public Application
{
public:

    int main(const StrVec& args)
    {
        AppCore::getInstance().createDisplay(800,600,32,0,0,false);

        Kernel::getInstance().addTask(TaskPtr(new MainTask()));

        Kernel::getInstance().run();

        return 0;
    }
};

ENTRYPOINT(ImageTest)