pdfGetLayer
Get a layer handle.
PDFLayerHandle pdfGetLayer(PDFViewerHandle viewer, int idx)
This function returns an opaque handle (of
type
PDFLayerHandle) for the specified layer. The handle
can then be passed to the other layer functions.
Layers are numbered 0 through n-1 (where n is the value returned by
pdfGetNumLayers).
C:
PDFLayerHandler layer;
char *name;
BOOL visible;
int n, len, i;
n = pdfGetNumLayers(viewer);
for (i = 0; i < n; ++i) {
layer = pdfGetLayer(viewer, i);
name = pdfGetLayerName(viewer, layer, &len);
visible = pdfGetLayerVisibility(viewer, layer);
/* ... add a list entry using name and visible ... */
pdfFreeMemory(name);
}