MengerView.cpp

/*
 * MIT License
 *
 * Copyright (c) 2018 Owen Pan
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

#include "MengerView.h"

#include <stdlib.h>

#include "MengerGL.h"


MengerView::MengerView(BRect rect, ulong resizingMode, ulong options)
	:
	BGLView(rect, "", resizingMode, B_FRAME_EVENTS | B_WILL_DRAW, options)
{
	srandom(system_time());
}


void
MengerView::AttachedToWindow()
{
	LockGL();

	BGLView::AttachedToWindow();
	Restart();

	UnlockGL();
}


void
MengerView::Draw(BRect rect)
{
	Display();
}


void
MengerView::Advance()
{
	LockGL();

	Draw(BRect(0, 0, 0, 0));
	SwapBuffers();

	UnlockGL();
}