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osgText::FadeText Class Reference
Inheritance diagram for osgText::FadeText:
osgText::Text osgText::TextBase osg::Drawable osg::Object osg::Referenced

Public Member Functions

 FadeText ()
 FadeText (const Text &text, const osg::CopyOp &copyop=osg::CopyOp::SHALLOW_COPY)
 META_Object (osgText, FadeText) void setFadeSpeed(float fadeSpeed)
float getFadeSpeed () const
virtual void drawImplementation (osg::RenderInfo &renderInfo) const
- Public Member Functions inherited from osgText::Text
 Text ()
 Text (const Text &text, const osg::CopyOp &copyop=osg::CopyOp::SHALLOW_COPY)
virtual osg::ObjectcloneType () const
virtual osg::Objectclone (const osg::CopyOp &copyop) const
virtual bool isSameKindAs (const osg::Object *obj) const
virtual const char * className () const
virtual const char * libraryName () const
virtual void setFont (Font *font=0)
virtual void setFont (osg::ref_ptr< Font > font)
virtual void setFont (const std::string &fontfile)
void setEnableDepthWrites (bool enable)
bool getEnableDepthWrites () const
void setBackdropType (BackdropType type)
BackdropType getBackdropType () const
void setBackdropOffset (float offset=0.07f)
void setBackdropOffset (float horizontal, float vertical)
float getBackdropHorizontalOffset () const
float getBackdropVerticalOffset () const
void setBackdropColor (const osg::Vec4 &color)
const osg::Vec4getBackdropColor () const
void setBackdropImplementation (BackdropImplementation implementation)
BackdropImplementation getBackdropImplementation () const
void setColorGradientMode (ColorGradientMode mode)
ColorGradientMode getColorGradientMode () const
void setColorGradientCorners (const osg::Vec4 &topLeft, const osg::Vec4 &bottomLeft, const osg::Vec4 &bottomRight, const osg::Vec4 &topRight)
const osg::Vec4getColorGradientTopLeft () const
const osg::Vec4getColorGradientBottomLeft () const
const osg::Vec4getColorGradientBottomRight () const
const osg::Vec4getColorGradientTopRight () const
virtual bool supports (const osg::Drawable::AttributeFunctor &) const
virtual bool supports (const osg::Drawable::ConstAttributeFunctor &) const
virtual void accept (osg::Drawable::ConstAttributeFunctor &af) const
virtual bool supports (const osg::PrimitiveFunctor &) const
virtual void accept (osg::PrimitiveFunctor &pf) const
virtual void setThreadSafeRefUnref (bool threadSafe)
virtual void resizeGLObjectBuffers (unsigned int maxSize)
virtual void releaseGLObjects (osg::State *state=0) const
const GlyphQuadsgetGlyphQuads (GlyphTexture *texture) const
const TextureGlyphQuadMapgetTextureGlyphQuadMap () const
- Public Member Functions inherited from osgText::TextBase
 TextBase ()
 TextBase (const TextBase &text, const osg::CopyOp &copyop=osg::CopyOp::SHALLOW_COPY)
void setColor (const osg::Vec4 &color)
const osg::Vec4getColor () const
const FontgetFont () const
void setStyle (Style *style)
StylegetStyle ()
const StylegetStyle () const
StylegetOrCreateStyle ()
void setFontResolution (unsigned int width, unsigned int height)
unsigned int getFontWidth () const
unsigned int getFontHeight () const
void setText (const String &text)
void setText (const std::string &text)
void setText (const std::string &text, String::Encoding encoding)
void setText (const wchar_t *text)
StringgetText ()
const StringgetText () const
void update ()
void setCharacterSize (float height)
void setCharacterSize (float height, float aspectRatio)
float getCharacterHeight () const
float getCharacterAspectRatio () const
void setCharacterSizeMode (CharacterSizeMode mode)
CharacterSizeMode getCharacterSizeMode () const
void setMaximumWidth (float maximumWidth)
float getMaximumWidth () const
void setMaximumHeight (float maximumHeight)
float getMaximumHeight () const
void setLineSpacing (float lineSpacing)
float getLineSpacing () const
void setPosition (const osg::Vec3 &pos)
const osg::Vec3getPosition () const
void setAlignment (AlignmentType alignment)
AlignmentType getAlignment () const
void setAxisAlignment (AxisAlignment axis)
AxisAlignment getAxisAlignment () const
void setRotation (const osg::Quat &quat)
const osg::QuatgetRotation () const
void setAutoRotateToScreen (bool autoRotateToScreen)
bool getAutoRotateToScreen () const
void setLayout (Layout layout)
Layout getLayout () const
void setDrawMode (unsigned int mode)
unsigned int getDrawMode () const
void setBoundingBoxMargin (float margin)
float getBoundingBoxMargin () const
void setBoundingBoxColor (const osg::Vec4 &color)
const osg::Vec4getBoundingBoxColor () const
void setKerningType (KerningType kerningType)
KerningType getKerningType () const
unsigned int getLineCount () const
virtual osg::BoundingBox computeBound () const
- Public Member Functions inherited from osg::Drawable
 Drawable ()
 Drawable (const Drawable &drawable, const CopyOp &copyop=CopyOp::SHALLOW_COPY)
virtual GeometryasGeometry ()
virtual const GeometryasGeometry () const
virtual void computeDataVariance ()
const ParentListgetParents () const
ParentList getParents ()
NodegetParent (unsigned int i)
const NodegetParent (unsigned int i) const
unsigned int getNumParents () const
MatrixList getWorldMatrices (const osg::Node *haltTraversalAtNode=0) const
void setStateSet (StateSet *stateset)
StateSetgetStateSet ()
const StateSetgetStateSet () const
StateSetgetOrCreateStateSet ()
void setInitialBound (const osg::BoundingBox &bbox)
const BoundingBoxgetInitialBound () const
void dirtyBound ()
const BoundingBoxgetBound () const
void setComputeBoundingBoxCallback (ComputeBoundingBoxCallback *callback)
ComputeBoundingBoxCallbackgetComputeBoundingBoxCallback ()
const ComputeBoundingBoxCallbackgetComputeBoundingBoxCallback () const
void setShape (Shape *shape)
ShapegetShape ()
const ShapegetShape () const
void setSupportsDisplayList (bool flag)
bool getSupportsDisplayList () const
void setUseDisplayList (bool flag)
bool getUseDisplayList () const
GLuint & getDisplayList (unsigned int contextID) const
virtual void setUseVertexBufferObjects (bool flag)
bool getUseVertexBufferObjects () const
virtual void dirtyDisplayList ()
virtual unsigned int getGLObjectSizeHint () const
void draw (RenderInfo &renderInfo) const
virtual void compileGLObjects (RenderInfo &renderInfo) const
virtual void setUpdateCallback (UpdateCallback *ac)
UpdateCallbackgetUpdateCallback ()
const UpdateCallbackgetUpdateCallback () const
bool requiresUpdateTraversal () const
virtual void setEventCallback (EventCallback *ac)
EventCallbackgetEventCallback ()
const EventCallbackgetEventCallback () const
bool requiresEventTraversal () const
virtual void setCullCallback (CullCallback *cc)
CullCallbackgetCullCallback ()
const CullCallbackgetCullCallback () const
virtual void setDrawCallback (DrawCallback *dc)
DrawCallbackgetDrawCallback ()
const DrawCallbackgetDrawCallback () const
virtual void accept (AttributeFunctor &)
virtual bool supports (const PrimitiveIndexFunctor &) const
virtual void accept (PrimitiveIndexFunctor &) const
- Public Member Functions inherited from osg::Object
 Object ()
 Object (bool threadSafeRefUnref)
 Object (const Object &, const CopyOp &copyop=CopyOp::SHALLOW_COPY)
virtual void setName (const std::string &name)
void setName (const char *name)
const std::string & getName () const
void setDataVariance (DataVariance dv)
DataVariance getDataVariance () const
void setUserDataContainer (osg::UserDataContainer *udc)
osg::UserDataContainergetUserDataContainer ()
const osg::UserDataContainergetUserDataContainer () const
osg::UserDataContainergetOrCreateUserDataContainer ()
virtual void setUserData (Referenced *obj)
virtual ReferencedgetUserData ()
virtual const ReferencedgetUserData () const
template<typename T >
bool getUserValue (const std::string &name, T &value) const
template<typename T >
void setUserValue (const std::string &name, const T &value)
- Public Member Functions inherited from osg::Referenced
 Referenced ()
 Referenced (bool threadSafeRefUnref)
 Referenced (const Referenced &)
Referencedoperator= (const Referenced &)
bool getThreadSafeRefUnref () const
OpenThreads::MutexgetRefMutex () const
int ref () const
int unref () const
int unref_nodelete () const
int referenceCount () const
ObserverSetgetObserverSet () const
ObserverSetgetOrCreateObserverSet () const
void addObserver (Observer *observer) const
void removeObserver (Observer *observer) const

Protected Types

typedef std::map< osg::View
*, osg::Vec4
ViewBlendColourMap

Protected Member Functions

virtual ~FadeText ()
void init ()
ViewBlendColourMapgetViewBlendColourMap ()
const ViewBlendColourMapgetViewBlendColourMap () const
- Protected Member Functions inherited from osgText::Text
virtual ~Text ()
FontgetActiveFont ()
const FontgetActiveFont () const
String::iterator computeLastCharacterOnLine (osg::Vec2 &cursor, String::iterator first, String::iterator last)
void computeGlyphRepresentation ()
bool computeAverageGlyphWidthAndHeight (float &avg_width, float &avg_height) const
virtual void computePositions (unsigned int contextID) const
void computeBackdropPositions (unsigned int contextID) const
void computeBackdropBoundingBox () const
void computeBoundingBoxMargin () const
void computeColorGradients () const
void computeColorGradientsOverall () const
void computeColorGradientsPerCharacter () const
void drawImplementation (osg::State &state, const osg::Vec4 &colorMultiplier) const
void drawForegroundText (osg::State &state, const GlyphQuads &glyphquad, const osg::Vec4 &colorMultiplier) const
void drawTextWithBackdrop (osg::State &state, const osg::Vec4 &colorMultiplier) const
void renderOnlyForegroundText (osg::State &state, const osg::Vec4 &colorMultiplier) const
void renderWithPolygonOffset (osg::State &state, const osg::Vec4 &colorMultiplier) const
void renderWithNoDepthBuffer (osg::State &state, const osg::Vec4 &colorMultiplier) const
void renderWithDepthRange (osg::State &state, const osg::Vec4 &colorMultiplier) const
void renderWithStencilBuffer (osg::State &state, const osg::Vec4 &colorMultiplier) const
void renderWithDelayedDepthWrites (osg::State &state, const osg::Vec4 &colorMultiplier) const
float bilinearInterpolate (float x1, float x2, float y1, float y2, float x, float y, float q11, float q12, float q21, float q22) const
- Protected Member Functions inherited from osgText::TextBase
virtual ~TextBase ()
void positionCursor (const osg::Vec2 &endOfLine_coords, osg::Vec2 &cursor, unsigned int linelength)
void computePositions ()
- Protected Member Functions inherited from osg::Drawable
Drawableoperator= (const Drawable &)
virtual ~Drawable ()
void setBound (const BoundingBox &bb) const
void addParent (osg::Node *node)
void removeParent (osg::Node *node)
void setNumChildrenRequiringUpdateTraversal (unsigned int num)
unsigned int getNumChildrenRequiringUpdateTraversal () const
void setNumChildrenRequiringEventTraversal (unsigned int num)
unsigned int getNumChildrenRequiringEventTraversal () const
- Protected Member Functions inherited from osg::Object
virtual ~Object ()
- Protected Member Functions inherited from osg::Referenced
virtual ~Referenced ()
void signalObserversAndDelete (bool signalDelete, bool doDelete) const
void deleteUsingDeleteHandler () const

Protected Attributes

float _fadeSpeed
ViewBlendColourMap _viewBlendColourMap
- Protected Attributes inherited from osgText::Text
TextureGlyphQuadMap _textureGlyphQuadMap
bool _enableDepthWrites
BackdropType _backdropType
BackdropImplementation _backdropImplementation
float _backdropHorizontalOffset
float _backdropVerticalOffset
osg::Vec4 _backdropColor
ColorGradientMode _colorGradientMode
osg::Vec4 _colorGradientTopLeft
osg::Vec4 _colorGradientBottomLeft
osg::Vec4 _colorGradientBottomRight
osg::Vec4 _colorGradientTopRight
- Protected Attributes inherited from osgText::TextBase
osg::Vec4 _color
osg::ref_ptr< Font_font
osg::ref_ptr< Style_style
FontResolution _fontSize
float _characterHeight
CharacterSizeMode _characterSizeMode
float _maximumWidth
float _maximumHeight
float _lineSpacing
String _text
osg::Vec3 _position
AlignmentType _alignment
AxisAlignment _axisAlignment
osg::Quat _rotation
bool _autoRotateToScreen
Layout _layout
unsigned int _drawMode
float _textBBMargin
osg::Vec4 _textBBColor
KerningType _kerningType
unsigned int _lineCount
osg::buffered_object
< AutoTransformCache
_autoTransformCache
osg::Vec3 _offset
osg::Vec3 _normal
osg::BoundingBox _textBB
- Protected Attributes inherited from osg::Drawable
ParentList _parents
ref_ptr< StateSet_stateset
BoundingBox _initialBound
ref_ptr
< ComputeBoundingBoxCallback
_computeBoundCallback
BoundingBox _boundingBox
bool _boundingBoxComputed
ref_ptr< Shape_shape
bool _supportsDisplayList
bool _useDisplayList
bool _supportsVertexBufferObjects
bool _useVertexBufferObjects
GLObjectList _globjList
ref_ptr< UpdateCallback_updateCallback
unsigned int _numChildrenRequiringUpdateTraversal
ref_ptr< EventCallback_eventCallback
unsigned int _numChildrenRequiringEventTraversal
ref_ptr< CullCallback_cullCallback
ref_ptr< DrawCallback_drawCallback
- Protected Attributes inherited from osg::Object
std::string _name
DataVariance _dataVariance
osg::UserDataContainer_userDataContainer
- Protected Attributes inherited from osg::Referenced
OpenThreads::AtomicPtr _observerSet
OpenThreads::Atomic _refCount

Friends

struct FadeTextUpdateCallback

Additional Inherited Members

- Public Types inherited from osgText::Text
enum  BackdropType {
  DROP_SHADOW_BOTTOM_RIGHT = 0, DROP_SHADOW_CENTER_RIGHT, DROP_SHADOW_TOP_RIGHT, DROP_SHADOW_BOTTOM_CENTER,
  DROP_SHADOW_TOP_CENTER, DROP_SHADOW_BOTTOM_LEFT, DROP_SHADOW_CENTER_LEFT, DROP_SHADOW_TOP_LEFT,
  OUTLINE, NONE
}
enum  BackdropImplementation {
  POLYGON_OFFSET = 0, NO_DEPTH_BUFFER, DEPTH_RANGE, STENCIL_BUFFER,
  DELAYED_DEPTH_WRITES
}
enum  ColorGradientMode { SOLID = 0, PER_CHARACTER, OVERALL }
typedef std::map< osg::ref_ptr
< GlyphTexture >, GlyphQuads
TextureGlyphQuadMap
- Static Public Member Functions inherited from osg::Drawable
static GLuint generateDisplayList (unsigned int contextID, unsigned int sizeHint=0)
static void setMinimumNumberOfDisplayListsToRetainInCache (unsigned int minimum)
static unsigned int getMinimumNumberOfDisplayListsToRetainInCache ()
static void deleteDisplayList (unsigned int contextID, GLuint globj, unsigned int sizeHint=0)
static void flushAllDeletedDisplayLists (unsigned int contextID)
static void discardAllDeletedDisplayLists (unsigned int contextID)
static void flushDeletedDisplayLists (unsigned int contextID, double &availableTime)
static ExtensionsgetExtensions (unsigned int contextID, bool createIfNotInitalized)
static void setExtensions (unsigned int contextID, Extensions *extensions)
- Static Public Attributes inherited from osg::Drawable
static unsigned int s_numberDrawablesReusedLastInLastFrame
static unsigned int s_numberNewDrawablesInLastFrame
static unsigned int s_numberDeletedDrawablesInLastFrame

Member Typedef Documentation

Constructor & Destructor Documentation

osgText::FadeText::FadeText ( )
osgText::FadeText::FadeText ( const Text text,
const osg::CopyOp copyop = osg::CopyOp::SHALLOW_COPY 
)
virtual osgText::FadeText::~FadeText ( )
inlineprotectedvirtual

Member Function Documentation

virtual void osgText::FadeText::drawImplementation ( osg::RenderInfo renderInfo) const
virtual

Draw the text.

Reimplemented from osgText::Text.

float osgText::FadeText::getFadeSpeed ( ) const
inline

Get the speed that the alpha value changes.

ViewBlendColourMap& osgText::FadeText::getViewBlendColourMap ( )
inlineprotected
const ViewBlendColourMap& osgText::FadeText::getViewBlendColourMap ( ) const
inlineprotected
void osgText::FadeText::init ( )
protected
osgText::FadeText::META_Object ( osgText  ,
FadeText   
)
inline

Set the speed that the alpha value changes as the text is occluded or becomes visible.

Friends And Related Function Documentation

friend struct FadeTextUpdateCallback
friend

Member Data Documentation

float osgText::FadeText::_fadeSpeed
protected
ViewBlendColourMap osgText::FadeText::_viewBlendColourMap
mutableprotected

The documentation for this class was generated from the following file: