/*
 * Copyright (c) 2008 Sun Microsystems, Inc. All Rights Reserved.
 * Copyright (c) 2012 JogAmp Community. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *
 * - Redistribution of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 *
 * - Redistribution in binary form must reproduce the above copyright
 *   notice, this list of conditions and the following disclaimer in the
 *   documentation and/or other materials provided with the distribution.
 *
 * Neither the name of Sun Microsystems, Inc. or the names of
 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 *
 * This software is provided "AS IS," without a warranty of any kind. ALL
 * EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES,
 * INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A
 * PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN
 * MICROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL NOT BE LIABLE FOR
 * ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR
 * DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN OR
 * ITS LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR FOR
 * DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR PUNITIVE
 * DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY,
 * ARISING OUT OF THE USE OF OR INABILITY TO USE THIS SOFTWARE, EVEN IF
 * SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
 *
 */

package jogamp.newt.driver.intel.gdl;

import javax.media.nativewindow.AbstractGraphicsDevice;
import javax.media.nativewindow.DefaultGraphicsScreen;
import javax.media.nativewindow.util.Rectangle;

import jogamp.newt.MonitorModeProps;
import jogamp.newt.ScreenImpl;

import com.jogamp.newt.MonitorDevice;
import com.jogamp.newt.MonitorMode;

public class ScreenDriver extends jogamp.newt.ScreenImpl {

    static {
        DisplayDriver.initSingleton();
    }

    public ScreenDriver() {
    }

    @Override
    protected void createNativeImpl() {
        final AbstractGraphicsDevice adevice = getDisplay().getGraphicsDevice();
        GetScreenInfo(adevice.getHandle(), screen_idx);
        aScreen = new DefaultGraphicsScreen(adevice, screen_idx);
    }

    @Override
    protected void closeNativeImpl() { }

    @Override
    protected int validateScreenIndex(final int idx) {
        return 0; // only one screen available
    }

    @Override
    protected final void collectNativeMonitorModesAndDevicesImpl(final MonitorModeProps.Cache cache) {
        int[] props = new int[ MonitorModeProps.NUM_MONITOR_MODE_PROPERTIES_ALL ];
        int i = 0;
        props[i++] = MonitorModeProps.NUM_MONITOR_MODE_PROPERTIES_ALL;
        props[i++] = cachedWidth; // width
        props[i++] = cachedHeight; // height
        props[i++] = ScreenImpl.default_sm_bpp; // FIXME
        props[i++] = ScreenImpl.default_sm_rate * 100; // FIXME
        props[i++] = 0; // flags
        props[i++] = 0; // mode_idx
        props[i++] = 0; // rotation
        final MonitorMode currentMode = MonitorModeProps.streamInMonitorMode(null, cache, props, 0);

        props = new int[MonitorModeProps.MIN_MONITOR_DEVICE_PROPERTIES - 1 - MonitorModeProps.NUM_MONITOR_MODE_PROPERTIES];
        i = 0;
        props[i++] = props.length;
        props[i++] = 0; // crt_idx
        props[i++] = ScreenImpl.default_sm_widthmm; // FIXME
        props[i++] = ScreenImpl.default_sm_heightmm; // FIXME
        props[i++] = 0; // rotated viewport x pixel-units
        props[i++] = 0; // rotated viewport y pixel-units
        props[i++] = cachedWidth; // rotated viewport width pixel-units
        props[i++] = cachedWidth; // rotated viewport height pixel-units
        props[i++] = 0; // rotated viewport x window-units
        props[i++] = 0; // rotated viewport y window-units
        props[i++] = cachedWidth; // rotated viewport width window-units
        props[i++] = cachedWidth; // rotated viewport height window-units
        MonitorModeProps.streamInMonitorDevice(null, cache, this, cache.monitorModes, currentMode, props, 0);
    }

    @Override
    protected MonitorMode queryCurrentMonitorModeImpl(final MonitorDevice monitor) {
        return monitor.getSupportedModes().get(0);
    }

    @Override
    protected boolean setCurrentMonitorModeImpl(final MonitorDevice monitor, final MonitorMode mode) {
        return false;
    }

    @Override
    protected void calcVirtualScreenOriginAndSize(final Rectangle viewport, final Rectangle viewportInWindowUnits) {
        viewport.set(0, 0, cachedWidth, cachedHeight);
        viewportInWindowUnits.set(viewport);
    }

    //----------------------------------------------------------------------
    // Internals only
    //

    protected static native boolean initIDs();
    private          native void GetScreenInfo(long displayHandle, int screen_idx);

    // called by GetScreenInfo() ..
    private void screenCreated(final int width, final int height) {
        cachedWidth = width;
        cachedHeight = height;
    }

    private static int cachedWidth = 0;
    private static int cachedHeight = 0;
}

