fr.inria.zvtm.lens
Class BInverseCosineLens

java.lang.Object
  fr.inria.zvtm.lens.Lens
      fr.inria.zvtm.lens.FixedSizeLens
          fr.inria.zvtm.lens.BlendingLens
              fr.inria.zvtm.lens.BInverseCosineLens

Direct Known Subclasses:

LInfBInverseCosineLens

public class BInverseCosineLens
extends BlendingLens

Translucent lens. Profile: inverse cosine - Distance metric: L(2) (circular shape)
Size expressed as an absolute value in pixels

Field Summary

protected float	aT
protected float	bT
protected float	cT

Fields inherited from class fr.inria.zvtm.lens.BlendingLens

MMTc, MMTf

Fields inherited from class fr.inria.zvtm.lens.FixedSizeLens

CONSTANT, LR1, LR2, SPEED_DEPENDENT_LINEAR

Fields inherited from class fr.inria.zvtm.lens.Lens

h, lensHeight, lensWidth, lx, ly, magnifiedGraphics, mbh, mbi, mbw, MM, MM_FLOOR, mSwitchThreshold, owningView, sh, sw, w

Constructor Summary

BInverseCosineLens()
create a lens with a maximum magnification factor of 2.0

BInverseCosineLens(float mm)
create a lens with a given maximum magnification factor

BInverseCosineLens(float mm, float tc, float tf, int outerRadius, int innerRadius)
create a lens with a given maximum magnification factor, inner and outer radii

BInverseCosineLens(float mm, float tc, float tf, int outerRadius, int innerRadius, int x, int y)
create a lens with a given maximum magnification factor, inner and outer radii

Method Summary

void	gfT(float x, float y, float[] g)
void	setInnerRadius(int r) set the lens' inner radius (beyond which maximum magnification is applied - inward)
void	setMaximumMagnification(float mm) set the lens' maximum magnification
void	setMaximumMagnification(float mm, boolean forceRaster) set the lens' maximum magnification
void	setMMandRadii(float mm, int outerRadius, int innerRadius) set the lens' radii and maximum magnification
void	setMMandRadii(float mm, int outerRadius, int innerRadius, boolean forceRaster) set the lens' radii and maximum magnification
void	setOuterRadius(int r) set the lens' outer radius (beyond which no magnification is applied - outward)
void	setRadii(int outerRadius, int innerRadius) set the lens' radii
void	setRadii(int outerRadius, int innerRadius, boolean forceRaster) set the lens' radii

Methods inherited from class fr.inria.zvtm.lens.BlendingLens

getContextTranslucencyValue, getFocusTranslucencyValue, gf

Methods inherited from class fr.inria.zvtm.lens.FixedSizeLens

drawBoundary, getActualRingRadius, getInnerRadius, getInnerRadiusColor, getOuterRadius, getOuterRadiusColor, getRadius, getVisibleRegionInFocus, moveLensBy, setAbsolutePosition, setFocusControlled, setFocusControlled, setInnerRadiusColor, setLensBuffer, setOuterRadiusColor

Methods inherited from class fr.inria.zvtm.lens.Lens

dispose, getActualMaximumMagnification, getBufferThreshold, getMagnificationGraphics, getMaximumMagnification, getOwningView, getVisibleRegion, getXfocusOffset, getYfocusOffset, isInitialized, resetMagnificationBuffer, setBufferThreshold, setMagRasterDimensions, setMagRasterDimensions, setXfocusOffset, setYfocusOffset, transform

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

aT

protected float aT

bT

protected float bT

cT

protected float cT

Constructor Detail

BInverseCosineLens

public BInverseCosineLens()

create a lens with a maximum magnification factor of 2.0

BInverseCosineLens

public BInverseCosineLens(float mm)

create a lens with a given maximum magnification factor

Parameters:

mm - magnification factor, mm in [0,+inf[

BInverseCosineLens

public BInverseCosineLens(float mm,
                          float tc,
                          float tf,
                          int outerRadius,
                          int innerRadius)

create a lens with a given maximum magnification factor, inner and outer radii

Parameters:

mm - magnification factor, mm in [0,+inf[

tc - translucency value (at junction between transition and context), tc in [0,1.0]

tf - translucency value (at junction between transition and focus), tf in [0,1.0]

outerRadius - outer radius (beyond which no magnification is applied - outward)

innerRadius - inner radius (beyond which maximum magnification is applied - inward)

BInverseCosineLens

public BInverseCosineLens(float mm,
                          float tc,
                          float tf,
                          int outerRadius,
                          int innerRadius,
                          int x,
                          int y)

create a lens with a given maximum magnification factor, inner and outer radii

Parameters:

mm - magnification factor, mm in [0,+inf[

tc - translucency value (at junction between transition and context), tc in [0,1.0]

tf - translucency value (at junction between transition and focus), tf in [0,1.0]

outerRadius - outer radius (beyond which no magnification is applied - outward)

innerRadius - inner radius (beyond which maximum magnification is applied - inward)

x - horizontal coordinate of the lens' center (as an offset w.r.t the view's center coordinates)

y - vertical coordinate of the lens' center (as an offset w.r.t the view's center coordinates)

Method Detail

setOuterRadius

public void setOuterRadius(int r)

set the lens' outer radius (beyond which no magnification is applied - outward)

Overrides:

setOuterRadius in class FixedSizeLens

Parameters:

r - radius in pixels

setInnerRadius

public void setInnerRadius(int r)

set the lens' inner radius (beyond which maximum magnification is applied - inward)

Overrides:

setInnerRadius in class FixedSizeLens

Parameters:

r - radius in pixels

setRadii

public void setRadii(int outerRadius,
                     int innerRadius)

set the lens' radii

Overrides:

setRadii in class FixedSizeLens

Parameters:

outerRadius - outer radius (beyond which no magnification is applied - outward)

innerRadius - inner radius (beyond which maximum magnification is applied - inward)

setRadii

public void setRadii(int outerRadius,
                     int innerRadius,
                     boolean forceRaster)

set the lens' radii

Overrides:

setRadii in class FixedSizeLens

Parameters:

outerRadius - outer radius (beyond which no magnification is applied - outward)

innerRadius - inner radius (beyond which maximum magnification is applied - inward)

forceRaster - true if the magnification raster size should be updated according to the new maximum magnification factor (default is true)

setMMandRadii

public void setMMandRadii(float mm,
                          int outerRadius,
                          int innerRadius)

set the lens' radii and maximum magnification

Overrides:

setMMandRadii in class FixedSizeLens

Parameters:

mm - maximum magnification factor, mm in [0,+inf[

outerRadius - outer radius (beyond which no magnification is applied - outward)

innerRadius - inner radius (beyond which maximum magnification is applied - inward)

setMMandRadii

public void setMMandRadii(float mm,
                          int outerRadius,
                          int innerRadius,
                          boolean forceRaster)

set the lens' radii and maximum magnification

Overrides:

setMMandRadii in class FixedSizeLens

Parameters:

mm - maximum magnification factor, mm in [0,+inf[

outerRadius - outer radius (beyond which no magnification is applied - outward)

innerRadius - inner radius (beyond which maximum magnification is applied - inward)

forceRaster - true if the magnification raster size should be updated according to the new maximum magnification factor (default is true)

setMaximumMagnification

public void setMaximumMagnification(float mm)

Description copied from class: Lens

set the lens' maximum magnification

Overrides:

setMaximumMagnification in class Lens

Parameters:

mm - maximum magnification factor, mm in [0,+inf[

setMaximumMagnification

public void setMaximumMagnification(float mm,
                                    boolean forceRaster)

Description copied from class: Lens

set the lens' maximum magnification

Overrides:

setMaximumMagnification in class Lens

Parameters:

mm - maximum magnification factor, mm in [0,+inf[

forceRaster - true if the magnification raster size should be updated according to the new maximum magnification factor (default is true)

gfT

public void gfT(float x,
                float y,
                float[] g)

Specified by:

gfT in class BlendingLens