OpenSceneGraph/examples/osgwidgetinput/osgwidgetinput.cpp

// -*-c++-*- osgWidget - Code by: Jeremy Moles (cubicool) 2007-2008
// $Id: osgwidgetinput.cpp 50 2008-05-06 05:06:36Z cubicool $

#include <osgDB/ReadFile>
#include <osgDB/WriteFile>
#include <osgViewer/ViewerEventHandlers>
#include <osgWidget/WindowManager>
#include <osgWidget/Box>
#include <osgWidget/Input>
#include <osgWidget/ViewerEventHandlers>

const unsigned int MASK_2D = 0xF0000000;

int main(int argc, char** argv) {
    osgViewer::Viewer viewer;

    osgWidget::WindowManager* wm = new osgWidget::WindowManager(
        &viewer,
        1280.0f,
        1024.0f,
        MASK_2D,
        osgWidget::WindowManager::WM_PICK_DEBUG
    );
    
    osgWidget::Box*   box   = new osgWidget::Box("vbox", osgWidget::Box::VERTICAL);
    osgWidget::Input* input = new osgWidget::Input("input", "", 50);

    input->setFont("fonts/VeraMono.ttf");
    input->setFontColor(0.0f, 0.0f, 0.0f, 1.0f);
    input->setFontSize(15);
    input->setYOffset(input->calculateBestYOffset("y"));
    input->setSize(400.0f, input->getText()->getCharacterHeight());

    box->addWidget(input);
    box->setOrigin(200.0f, 200.0f);

    wm->addChild(box);

    viewer.setUpViewInWindow(
        50,
        50,
        static_cast<int>(wm->getWidth()),
        static_cast<int>(wm->getHeight())
    );

    osg::Camera* camera = wm->createParentOrthoCamera();

    viewer.addEventHandler(new osgWidget::MouseHandler(wm));
    viewer.addEventHandler(new osgWidget::KeyboardHandler(wm));
    viewer.addEventHandler(new osgWidget::ResizeHandler(wm, camera));
    viewer.addEventHandler(new osgWidget::CameraSwitchHandler(wm, camera));
    viewer.addEventHandler(new osgViewer::WindowSizeHandler());

    wm->resizeAllWindows();

    viewer.setSceneData(camera);

    return viewer.run();
}