File: ovpage.cc

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/*
 * Copyright (c) 1994 Vectaport Inc.
 * Copyright (c) 1990, 1991 Stanford University
 *
 * Permission to use, copy, modify, distribute, and sell this software and
 * its documentation for any purpose is hereby granted without fee, provided
 * that the above copyright notice appear in all copies and that both that
 * copyright notice and this permission notice appear in supporting
 * documentation, and that the names of the copyright holders not be used in
 * advertising or publicity pertaining to distribution of the software
 * without specific, written prior permission.  The copyright holders make
 * no representations about the suitability of this software for any purpose.
 * It is provided "as is" without express or implied warranty.
 *
 * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS
 * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS.
 * IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL,
 * INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING
 * FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
 * NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
 * WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 * 
 */

/*
 * OverlayPage implementation.
 */

#include <OverlayUnidraw/ovpage.h>

#include <Unidraw/catalog.h>
#include <Unidraw/unidraw.h>
#include <Unidraw/Graphic/graphic.h>

/*****************************************************************************/

OverlayPage::OverlayPage (float width, float height, boolean visible) 
    : UPage (width, height) {
    Catalog* catalog = unidraw->GetCatalog();
    if (!visible)
        _graphic->SetBrush(catalog->FindNoneBrush());
}

void OverlayPage::Visibility (boolean visible) {
    if (visible != IsVisible()) {
        PSBrush* br = visible ? pssingle : psnonebr;
        _graphic->SetBrush(br);
    }
}

boolean OverlayPage::IsVisible () { return !_graphic->GetBrush()->None(); }