1 /* 2 * Copyright (c) 2012, 2017, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 #include "LensCommon.h" 27 #include "com_sun_glass_ui_lens_LensCursor.h" 28 #include "LensCursorImages.h" 29 30 /* 31 * Class: com_sun_glass_ui_lens_LensCursor 32 * Method: _setNativeCursor 33 * Signature: (J)V 34 */ 35 JNIEXPORT void JNICALL Java_com_sun_glass_ui_lens_LensCursor__1setNativeCursor 36 (JNIEnv *env, jobject jCursor, jlong nativeCursorPointer) { 37 glass_cursor_setNativeCursor(nativeCursorPointer); 38 } 39 40 /* 41 * Class: com_sun_glass_ui_lens_LensCursor 42 * Method: _releaseNativeCursor 43 * Signature: (J)V 44 */ 45 JNIEXPORT void JNICALL Java_com_sun_glass_ui_lens_LensCursor__1releaseNativeCursor 46 (JNIEnv *env, jobject jCursor, jlong nativeCursorPointer) { 47 glass_cursor_releaseNativeCursor(nativeCursorPointer); 48 } 49 50 /* 51 * Class: com_sun_glass_ui_lens_LensCursor 52 * Method: _createNativeCursorByType 53 * Signature: (I)J 54 */ 55 JNIEXPORT jlong JNICALL Java_com_sun_glass_ui_lens_LensCursor__1createNativeCursorByType 56 (JNIEnv *env, jobject jCursor, jint type) { 57 58 int width, height; 59 jbyte *img = lensCursorsGetCursor(type, &width, &height, 60 glass_cursor_supportsTranslucency()); 61 62 return glass_cursor_createNativeCursor(env, 0, 0, img, width, height); 63 } 64 65 66 /* 67 * Class: com_sun_glass_ui_lens_LensCursor 68 * Method: _createNativeCursorInts 69 * Signature: (II[III)J 70 */ 71 JNIEXPORT jlong JNICALL Java_com_sun_glass_ui_lens_LensCursor__1createNativeCursorInts 72 (JNIEnv *env, jobject jCursor, jint x, jint y, jintArray srcArray, jint width, jint height) { 73 74 jbyte *src = (*env)->GetPrimitiveArrayCritical(env, srcArray, 0); 75 if (src == NULL) { 76 fprintf(stderr, "1createNativeCursorInts: GetPrimitiveArrayCritical returns NULL: out of memory\n"); 77 return 0; 78 } 79 80 jlong res = glass_cursor_createNativeCursor(env, x, y, src, width, height); 81 82 83 (*env)->ReleasePrimitiveArrayCritical(env, srcArray, src, JNI_ABORT); 84 85 return res; 86 } 87 88 89 /* 90 * Class: com_sun_glass_ui_lens_LensCursor 91 * Method: _createNativeCursorBytes 92 * Signature: (II[BII)J 93 */ 94 JNIEXPORT jlong JNICALL Java_com_sun_glass_ui_lens_LensCursor__1createNativeCursorBytes 95 (JNIEnv *env, jobject jCursor, jint x, jint y, jbyteArray srcArray, jint width, jint height) { 96 glass_throw_exception_by_name(env, glass_RuntimeException, "Unimplemented"); 97 return 0; 98 } 99 100 101 /* 102 * Class: com_sun_glass_ui_lens_LensCursor 103 * Method: _createNativeCursorDirect 104 * Signature: (IILjava/nio/Buffer;III)J 105 */ 106 JNIEXPORT jlong JNICALL Java_com_sun_glass_ui_lens_LensCursor__1createNativeCursorDirect 107 (JNIEnv *env, jobject jCursor, jint x, jint y, jobject srcArray, jint capacity, jint width, jint height) { 108 glass_throw_exception_by_name(env, glass_RuntimeException, "Unimplemented"); 109 return 0; 110 } 111 112 113 /* 114 * Class: com_sun_glass_ui_lens_LensCursor 115 * Method: _setVisible 116 * Signature: (Z)V 117 */ 118 JNIEXPORT void JNICALL Java_com_sun_glass_ui_lens_LensCursor__1setVisible 119 (JNIEnv *env, jclass cursurClass, jboolean isVisible) { 120 glass_cursor_setVisible(isVisible); 121 } 122 123 124 125 126 /* 127 * Destructor function to clean the cursor resources. 128 * The execution time of this function must be short since it is called 129 * when the application is exiting. 130 */ 131 int lensCursorDestructor(void) __attribute__((destructor)); 132 133 int lensCursorDestructor(void) { 134 glass_cursor_terminate(); 135 136 return 0; 137 }