VisualizationText.h

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/*
 * Copyright (C) 2012 by
 *   MetraLabs GmbH (MLAB), GERMANY
 * and
 *   Neuroinformatics and Cognitive Robotics Labs (NICR) at TU Ilmenau, GERMANY
 * All rights reserved.
 *
 * Contact: info@mira-project.org
 *
 * Commercial Usage:
 *   Licensees holding valid commercial licenses may use this file in
 *   accordance with the commercial license agreement provided with the
 *   software or, alternatively, in accordance with the terms contained in
 *   a written agreement between you and MLAB or NICR.
 *
 * GNU General Public License Usage:
 *   Alternatively, this file may be used under the terms of the GNU
 *   General Public License version 3.0 as published by the Free Software
 *   Foundation and appearing in the file LICENSE.GPL3 included in the
 *   packaging of this file. Please review the following information to
 *   ensure the GNU General Public License version 3.0 requirements will be
 *   met: http://www.gnu.org/copyleft/gpl.html.
 *   Alternatively you may (at your option) use any later version of the GNU
 *   General Public License if such license has been publicly approved by
 *   MLAB and NICR (or its successors, if any).
 *
 * IN NO EVENT SHALL "MLAB" OR "NICR" BE LIABLE TO ANY PARTY FOR DIRECT,
 * INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT OF
 * THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF "MLAB" OR
 * "NICR" HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * "MLAB" AND "NICR" SPECIFICALLY DISCLAIM ANY WARRANTIES, INCLUDING,
 * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
 * FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
 * ON AN "AS IS" BASIS, AND "MLAB" AND "NICR" HAVE NO OBLIGATION TO
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 */

#ifndef _MIRA_VisualizationText_H_
#define _MIRA_VisualizationText_H_

#include <geometry/Size.h>
#include <visualization/Visualization.h>

namespace mira {


class IVisualizationTextItem
{
public:
    virtual ~IVisualizationTextItem() {}
public:
    virtual void setName(const std::string& name) = 0;
    virtual void setText(const std::string& text) = 0;
    virtual void setStamped(const Time& timestamp, const std::string& frameID,
                            uint32 sequenceID) = 0;
    template <typename T>
    void setStamped(const Stamped<T>& stamped) {
        setStamped(stamped.timestamp, stamped.frameID, stamped.sequenceID);
    }

    virtual void enableEdit(bool enable) = 0;
    virtual void registerTextEditRequestCallback(boost::function<void ()> fn) = 0;
    virtual void setSize(const Size2i& size) = 0;
    virtual Size2i getSize() const = 0;
};

class IVisualizationTextSite : public IVisualizationSiteTransformable
{
public:

    virtual IVisualizationTextItem* addItem() = 0;
    virtual void destroyItem(IVisualizationTextItem* item) = 0;
};


class MIRA_GUI_VISUALIZATION_EXPORT VisualizationText :
    public Visualization
{
    MIRA_ABSTRACT_OBJECT(VisualizationText)
public:

    VisualizationText();
    virtual ~VisualizationText() {}

    template <typename Reflector>
    void reflect(Reflector& r) {
        MIRA_REFLECT_BASE(r, Visualization);
        r.member("Size",
                 getter<Size2i>(&VisualizationText::getSize, this),
                 setter<Size2i>(&VisualizationText::setSize, this),
                 "The size of the text item", Size2i(100, 50));

        // don't need to reflect mPrecision as that is stored
        // in the site and forwarded to all visualizations
    }

public:

    virtual void init(IVisualizationSite* site);

    virtual void setSize(const Size2i& size);
    virtual Size2i getSize() const;

public:

    virtual IVisualizationTextSite* getSite();

public:

    virtual void setupScene(IVisualizationTextSite* site) = 0;

public:

    void setPrecision(uint precision);

    virtual void redraw() {}

    virtual IVisualizationTextItem* getItem() = 0;

protected:

    Size2i mSize;
    uint mPrecision;

private:

    IVisualizationTextSite* mSite;

};


}

#endif