fr.inria.zvtm.lens
Class XGaussianLens

java.lang.Object
  fr.inria.zvtm.lens.Lens
      fr.inria.zvtm.lens.FixedSizeLens
          fr.inria.zvtm.lens.BlendingLens
              fr.inria.zvtm.lens.BLinearLens
                  fr.inria.zvtm.lens.XLinearLens
                      fr.inria.zvtm.lens.XGaussianLens

public class XGaussianLens
extends XLinearLens

Profile: linear - Distance metric: L(2) (circular shape)
Rendering enhanced through alpha blending between focus and context in spatially-distorted transition zone.
Size expressed as an absolute value in pixels

Field Summary

protected double	c
protected double	e

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

a, b

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

aT, bT

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

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

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

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

XGaussianLens(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	gf(float x, float y, float[] g) gain factor function

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

gfT, setInnerRadius, setMaximumMagnification, setMaximumMagnification, setMMandRadii, setMMandRadii, setOuterRadius, setRadii, setRadii

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

getContextTranslucencyValue, getFocusTranslucencyValue

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

c

protected double c

e

protected double e

Constructor Detail

XGaussianLens

public XGaussianLens()

create a lens with a maximum magnification factor of 2.0

XGaussianLens

public XGaussianLens(float mm)

create a lens with a given maximum magnification factor

Parameters:

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

XGaussianLens

public XGaussianLens(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)

XGaussianLens

public XGaussianLens(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

gf

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

Description copied from class: Lens

gain factor function

Overrides:

gf in class XLinearLens