org.opentripplanner.inspector

Class TileRenderer.TileRenderContext

java.lang.Object

org.opentripplanner.inspector.TileRenderer.TileRenderContext

Enclosing interface:

TileRenderer

public abstract static class TileRenderer.TileRenderContext
extends Object

Context used for rendering a tile.

Field Summary

Fields

Modifier and Type	Field and Description
com.vividsolutions.jts.geom.Envelope	bbox Bounding box of the rendered tile in WGS84 CRS, w/o margins
Graph	graph The graph being processed
Graphics2D	graphics Graphics where to paint tile to, in pixel CRS (no transform set)
double	metersPerPixel Ground pixel density inverse
int	tileHeight Tile size in pixels
int	tileWidth Tile size in pixels
com.vividsolutions.jts.geom.util.AffineTransformation	transform The JTS transform that convert from WGS84 CRS to pixel CRS

Constructor Summary

Constructors

Constructor and Description
TileRenderContext()

Method Summary

Modifier and Type	Method and Description
abstract com.vividsolutions.jts.geom.Envelope	expandPixels(double marginXPixels, double marginYPixels) Expand the bounding box to add some margins, in pixel size.

Methods inherited from class java.lang.Object

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

Field Detail

graphics

public Graphics2D graphics

Graphics where to paint tile to, in pixel CRS (no transform set)

transform

public com.vividsolutions.jts.geom.util.AffineTransformation transform

The JTS transform that convert from WGS84 CRS to pixel CRS

graph

public Graph graph

The graph being processed

bbox

public com.vividsolutions.jts.geom.Envelope bbox

Bounding box of the rendered tile in WGS84 CRS, w/o margins

metersPerPixel

public double metersPerPixel

Ground pixel density inverse

tileWidth

public int tileWidth

Tile size in pixels

tileHeight

public int tileHeight

Tile size in pixels

Constructor Detail

TileRenderContext

public TileRenderContext()

Method Detail

expandPixels

public abstract com.vividsolutions.jts.geom.Envelope expandPixels(double marginXPixels,
                                                                  double marginYPixels)

Expand the bounding box to add some margins, in pixel size.