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Figure labels with layers
* next: layer appears on the following page
* continue: layer appears on all pages except the first
==Placing labels on pictures==
Layers can be used to put labels on pictures, alternative ways can be found in the details manual.
<texcode>
\definelayer [figure][width=\overlaywidth,height=\overlayheight]
\defineoverlay[figure][{\directsetup{figure}\tightlayer[figure]}]
\setupcolors[state=start]
\starttext
\startsetups figure
\setlayerframed
[figure]
[preset=rightbottom,
x=.25\layerwidth,
y=.25\layerheight]
{HERE}
\setlayerframed
[figure]
[preset=leftbottom,
x=.15\layerwidth,
y=.35\layerheight]
{THERE}
\stopsetups
\externalfigure[cow][background={foreground,figure},width=4cm,height=8cm]
\startsetups figure
\setlayerframed
[figure]
[preset=righttop,
x=.25\layerwidth,
y=.25\layerheight]
{MORE}
\setlayerframed
[figure]
[preset=middle,
foregroundcolor=green]
{EVEN MORE}
\stopsetups
\externalfigure[cow][background={foreground,figure},width=14cm,height=2cm]
\defineexternalfigure[whatever][background={foreground,figure}]
\startsetups figure
\setlayerframed
[figure]
[preset=righttop,
x=.25\layerwidth,
y=.25\layerheight]
{\red MORE}
\setlayerframed
[figure]
[preset=middle,
foregroundcolor=green]
{EVEN MORE}
\stopsetups
\externalfigure[cow][whatever][width=14cm,height=4cm]
\stoptext
</texcode>
