MovableText.h

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/*
    This source file is part of Rigs of Rods
    Copyright 2005-2012 Pierre-Michel Ricordel
    Copyright 2007-2012 Thomas Fischer
 
    For more information, see http://www.rigsofrods.org/
 
    Rigs of Rods is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License version 3, as
    published by the Free Software Foundation.
 
    Rigs of Rods is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
    GNU General Public License for more details.
 
    You should have received a copy of the GNU General Public License
    along with Rigs of Rods. If not, see <http://www.gnu.org/licenses/>.
*/
 
 
#pragma once
 
#include "Application.h"
 
#include <Ogre.h>
#include <Overlay/OgreFontManager.h>
 
namespace RoR {
 
 
class MovableText : public Ogre::MovableObject, public Ogre::Renderable
{
    /******************************** MovableText data ****************************/
public:
    enum HorizontalAlignment    {H_LEFT, H_CENTER};
    enum VerticalAlignment      {V_BELOW, V_ABOVE};
 
protected:
    std::string         mFontName;
    std::string         mType;
    Ogre::String                mName;
    std::string         mCaption;
    HorizontalAlignment mHorizontalAlignment;
    VerticalAlignment   mVerticalAlignment;
 
    Ogre::ColourValue       mColor;
    Ogre::RenderOperation   mRenderOp;
    Ogre::AxisAlignedBox    mAABB;
    Ogre::LightList     mLList;
 
    Ogre::Real          mCharHeight;
    Ogre::Real          mSpaceWidth;
 
    bool            mNeedUpdate;
    bool            mUpdateColors;
    bool            mOnTop;
 
    Ogre::Real          mTimeUntilNextToggle;
    Ogre::Real          mRadius;
    Ogre::Real            mAdditionalHeight;
 
    Ogre::Camera            *mpCam;
    Ogre::RenderWindow  *mpWin;
    Ogre::Font          *mpFont;
    Ogre::MaterialPtr       mpMaterial;
    Ogre::MaterialPtr       mpBackgroundMaterial;
 
    /******************************** public methods ******************************/
public:
    MovableText(const std::string &name, const std::string &caption, 
                const std::string &fontName = "highcontrast_black",
                Ogre::Real charHeight = 1.0, const Ogre::ColourValue &color = Ogre::ColourValue::Black);
    virtual ~MovableText();
 
    // Add to build on Shoggoth:
    virtual void visitRenderables(Ogre::Renderable::Visitor*, bool) override {};
 
    // Set settings
    void    setFontName(const std::string &fontName);
    void    setCaption(const std::string &caption);
    void    setColor(const Ogre::ColourValue &color);
    void    setCharacterHeight(Ogre::Real height);
    void    setSpaceWidth(Ogre::Real width);
    void    setTextAlignment(const HorizontalAlignment& horizontalAlignment, const VerticalAlignment& verticalAlignment);
    void    setAdditionalHeight(Ogre::Real height );
    void    showOnTop(bool show=true);
 
    // Get settings
    const   std::string          &getFontName() const {return mFontName;}
    const   std::string          &getCaption() const {return mCaption;}
    const   Ogre::ColourValue     &getColor() const {return mColor;}
 
    Ogre::uint    getCharacterHeight() const {return (Ogre::uint) mCharHeight;}
    Ogre::uint    getSpaceWidth() const {return (Ogre::uint) mSpaceWidth;}
    Ogre::Real    getAdditionalHeight() const {return mAdditionalHeight;}
    bool    getShowOnTop() const {return mOnTop;}
    Ogre::AxisAlignedBox            GetAABB(void) { return mAABB; }
 
    /******************************** protected methods and overload **************/
protected:
 
    // from MovableText, create the object
    void    _setupGeometry();
    void    _updateColors();
 
    // from MovableObject
    void    getWorldTransforms(Ogre::Matrix4 *xform) const;
    Ogre::Real    getBoundingRadius(void) const {return mRadius;};
    Ogre::Real    getSquaredViewDepth(const Ogre::Camera *) const {return 0;};
    const   Ogre::Quaternion        &getWorldOrientation(void) const;
    const   Ogre::Vector3           &getWorldPosition(void) const;
    const   Ogre::AxisAlignedBox    &getBoundingBox(void) const {return mAABB;};
    const   Ogre::String            &getName(void) const {return mName;};
    const   Ogre::String            &getMovableType(void) const {static Ogre::String movType = "MovableText"; return movType;};
 
    void    _notifyCurrentCamera(Ogre::Camera *cam);
    void    _updateRenderQueue(Ogre::RenderQueue* queue);
 
    // from renderable
    void    getRenderOperation(Ogre::RenderOperation &op);
    const   Ogre::MaterialPtr       &getMaterial(void) const {ROR_ASSERT(mpMaterial);return mpMaterial;};
    const   Ogre::LightList         &getLights(void) const {return mLList;};
};
class MovableText : public Ogre::MovableObject, public Ogre::Renderable {…};
 
 
} // namespace