/*
 * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */

#include "LWCToolkit.h"

/*
 * Class:     sun_awt_CGraphicsDevice
 * Method:    nativeGetXResolution
 * Signature: (I)D
 */
JNIEXPORT jdouble JNICALL
Java_sun_awt_CGraphicsDevice_nativeGetXResolution
  (JNIEnv *env, jclass class, jint displayID)
{
    // TODO: this is the physically correct answer, but we probably want
    // to use NSScreen API instead...
    CGSize size = CGDisplayScreenSize(displayID);
    CGRect rect = CGDisplayBounds(displayID);
    // 1 inch == 25.4 mm
    jfloat inches = size.width / 25.4f;
    jfloat dpi = rect.size.width / inches;
    return dpi;
}

/*
 * Class:     sun_awt_CGraphicsDevice
 * Method:    nativeGetYResolution
 * Signature: (I)D
 */
JNIEXPORT jdouble JNICALL
Java_sun_awt_CGraphicsDevice_nativeGetYResolution
  (JNIEnv *env, jclass class, jint displayID)
{
    // TODO: this is the physically correct answer, but we probably want
    // to use NSScreen API instead...
    CGSize size = CGDisplayScreenSize(displayID);
    CGRect rect = CGDisplayBounds(displayID);
    // 1 inch == 25.4 mm
    jfloat inches = size.height / 25.4f;
    jfloat dpi = rect.size.height / inches;
    return dpi;
}