< prev index next >

src/java.desktop/share/native/libawt/java2d/SurfaceData.h

Print this page


   1 /*
   2  * Copyright (c) 1999, 2007, 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


 632  * by the formula: (AX + BXminusAX, AY + BYminusAY) == (BX, BY).
 633  * The contents of both bounds objects are modified to represent their
 634  * mutual intersection.
 635  */
 636 JNIEXPORT void JNICALL
 637 SurfaceData_IntersectBlitBounds(SurfaceDataBounds *Abounds,
 638                                 SurfaceDataBounds *Bbounds,
 639                                 jint BXminusAX, jint BYminusAY);
 640 
 641 
 642 /*
 643  * This function creates and initializes the ops structure.  The function
 644  * is called by "subclasses" of SurfaceData (e.g., BufImgSurfaceData)
 645  * which pass in the size of the structure to allocate (subclasses generally
 646  * need additional fields in the ops structure particular to their usage
 647  * of the structure).  The structure is allocated and initialized
 648  * and is stored in the SurfaceData java object for later retrieval.
 649  * Subclasses of SurfaceData should call this function instead of allocating
 650  * the memory directly.
 651  */
 652 SurfaceDataOps *SurfaceData_InitOps(JNIEnv *env, jobject sData, int opsSize);

 653 
 654 /*
 655  * This function invokes the ops-specific disposal function.
 656  * It is a part of the finalizers-free disposal mechanism.
 657  * (see Disposer and DefaultDisposerRecord classes for more information)
 658  * It also destroys the ops structure created in SurfaceData_InitOps.
 659  */
 660 void SurfaceData_DisposeOps(JNIEnv *env, jlong ops);
 661 
 662 #ifdef __cplusplus
 663 };
 664 #endif
 665 
 666 #endif
   1 /*
   2  * Copyright (c) 1999, 2018, 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


 632  * by the formula: (AX + BXminusAX, AY + BYminusAY) == (BX, BY).
 633  * The contents of both bounds objects are modified to represent their
 634  * mutual intersection.
 635  */
 636 JNIEXPORT void JNICALL
 637 SurfaceData_IntersectBlitBounds(SurfaceDataBounds *Abounds,
 638                                 SurfaceDataBounds *Bbounds,
 639                                 jint BXminusAX, jint BYminusAY);
 640 
 641 
 642 /*
 643  * This function creates and initializes the ops structure.  The function
 644  * is called by "subclasses" of SurfaceData (e.g., BufImgSurfaceData)
 645  * which pass in the size of the structure to allocate (subclasses generally
 646  * need additional fields in the ops structure particular to their usage
 647  * of the structure).  The structure is allocated and initialized
 648  * and is stored in the SurfaceData java object for later retrieval.
 649  * Subclasses of SurfaceData should call this function instead of allocating
 650  * the memory directly.
 651  */
 652 JNIEXPORT SurfaceDataOps * JNICALL
 653 SurfaceData_InitOps(JNIEnv *env, jobject sData, int opsSize);
 654 
 655 /*
 656  * This function invokes the ops-specific disposal function.
 657  * It is a part of the finalizers-free disposal mechanism.
 658  * (see Disposer and DefaultDisposerRecord classes for more information)
 659  * It also destroys the ops structure created in SurfaceData_InitOps.
 660  */
 661 void SurfaceData_DisposeOps(JNIEnv *env, jlong ops);
 662 
 663 #ifdef __cplusplus
 664 };
 665 #endif
 666 
 667 #endif
< prev index next >