1/* 2 * Copyright (c) 2002-2008 LWJGL Project 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are 7 * met: 8 * 9 * * Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 12 * * Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * * Neither the name of 'LWJGL' nor the names of 17 * its contributors may be used to endorse or promote products derived 18 * from this software without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 21 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 22 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 23 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR 24 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 25 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 26 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 27 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 28 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 29 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 30 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 31 */ 32 33/** 34 * $Id$ 35 * 36 * Mac OS X mouse handling. 37 * 38 * @author elias_naur <elias_naur@users.sourceforge.net> 39 * @version $Revision$ 40 */ 41 42#include <jni.h> 43#include <ApplicationServices/ApplicationServices.h> 44#include "org_lwjgl_opengl_MacOSXMouseEventQueue.h" 45#include "common_tools.h" 46 47JNIEXPORT void JNICALL Java_org_lwjgl_opengl_MacOSXMouseEventQueue_nGrabMouse(JNIEnv *env, jclass unused, jboolean grab) { 48 CGAssociateMouseAndMouseCursorPosition(grab == JNI_TRUE ? FALSE : TRUE); 49 if (grab) 50 CGDisplayHideCursor(kCGDirectMainDisplay); 51 else 52 CGDisplayShowCursor(kCGDirectMainDisplay); 53} 54 55JNIEXPORT void JNICALL Java_org_lwjgl_opengl_MacOSXMouseEventQueue_nWarpCursor(JNIEnv *env, jclass unused, jint x, jint y) { 56 CGPoint p; 57 p.x = x; 58 p.y = y; 59 CGWarpMouseCursorPosition(p); 60 CGAssociateMouseAndMouseCursorPosition(true); 61} 62 63JNIEXPORT void JNICALL Java_org_lwjgl_opengl_MacOSXMouseEventQueue_getMouseDeltas(JNIEnv *env, jclass unused, jobject delta_buffer) { 64 int32_t dx, dy; 65 CGGetLastMouseDelta(&dx, &dy); 66 int buffer_length = (*env)->GetDirectBufferCapacity(env, delta_buffer); 67 if (buffer_length != 2) { 68 printfDebugJava(env, "Delta buffer not large enough!"); 69 return; 70 } 71 jint *buffer = (*env)->GetDirectBufferAddress(env, delta_buffer); 72 buffer[0] = dx; 73 buffer[1] = dy; 74}