53 fpDirectory -> SetGuidance (
"Perspective demonstration commands.");
56 fpCommandOS -> SetGuidance
57 (
"Option string - any combination of \"x\", \"y\", \"z\", \"a[ll]\".");
58 fpCommandOS -> SetGuidance
59 (
"Controls direction of perspective lines.");
60 fpCommandOS -> SetParameterName (
"option-string", omitable =
true);
61 fpCommandOS -> SetDefaultValue(
"all");
64 fpCommandScene -> SetGuidance
66 fpCommandScene -> SetParameterName (
"scene-name", omitable =
true);
67 fpCommandScene -> SetDefaultValue(
"room-and-chair");
68 fpCommandScene -> SetCandidates(
"room-and-chair");
85 if (command == fpCommandOS)
87 fPVA->SetOptionString(newValue);
90 else if (command == fpCommandScene)
92 fPVA->SetScene(newValue);