GLES20Canvas.java revision 325740fb444af8fc7fb0119b2e30ce322c2ae134
1/* 2 * Copyright (C) 2010 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package android.view; 18 19import android.graphics.Bitmap; 20import android.graphics.Canvas; 21import android.graphics.ColorFilter; 22import android.graphics.DrawFilter; 23import android.graphics.Matrix; 24import android.graphics.Paint; 25import android.graphics.PaintFlagsDrawFilter; 26import android.graphics.Path; 27import android.graphics.Picture; 28import android.graphics.PorterDuff; 29import android.graphics.Rect; 30import android.graphics.RectF; 31import android.graphics.Region; 32import android.graphics.Shader; 33import android.graphics.SurfaceTexture; 34import android.graphics.TemporaryBuffer; 35import android.text.GraphicsOperations; 36import android.text.SpannableString; 37import android.text.SpannedString; 38import android.text.TextUtils; 39 40/** 41 * An implementation of Canvas on top of OpenGL ES 2.0. 42 */ 43class GLES20Canvas extends HardwareCanvas { 44 // Must match modifiers used in the JNI layer 45 private static final int MODIFIER_NONE = 0; 46 private static final int MODIFIER_SHADOW = 1; 47 private static final int MODIFIER_SHADER = 2; 48 private static final int MODIFIER_COLOR_FILTER = 4; 49 50 private final boolean mOpaque; 51 private int mRenderer; 52 53 // The native renderer will be destroyed when this object dies. 54 // DO NOT overwrite this reference once it is set. 55 @SuppressWarnings({"unused", "FieldCanBeLocal"}) 56 private CanvasFinalizer mFinalizer; 57 58 private int mWidth; 59 private int mHeight; 60 61 private final float[] mPoint = new float[2]; 62 private final float[] mLine = new float[4]; 63 64 private final Rect mClipBounds = new Rect(); 65 private final RectF mPathBounds = new RectF(); 66 67 private DrawFilter mFilter; 68 69 /////////////////////////////////////////////////////////////////////////// 70 // JNI 71 /////////////////////////////////////////////////////////////////////////// 72 73 private static native boolean nIsAvailable(); 74 private static boolean sIsAvailable = nIsAvailable(); 75 76 static boolean isAvailable() { 77 return sIsAvailable; 78 } 79 80 /////////////////////////////////////////////////////////////////////////// 81 // Constructors 82 /////////////////////////////////////////////////////////////////////////// 83 84 /** 85 * Creates a canvas to render directly on screen. 86 */ 87 GLES20Canvas(boolean translucent) { 88 this(false, translucent); 89 } 90 91 /** 92 * Creates a canvas to render into an FBO. 93 */ 94 GLES20Canvas(int layer, boolean translucent) { 95 mOpaque = !translucent; 96 mRenderer = nCreateLayerRenderer(layer); 97 setupFinalizer(); 98 } 99 100 protected GLES20Canvas(boolean record, boolean translucent) { 101 mOpaque = !translucent; 102 103 if (record) { 104 mRenderer = nCreateDisplayListRenderer(); 105 } else { 106 mRenderer = nCreateRenderer(); 107 } 108 109 setupFinalizer(); 110 } 111 112 private void setupFinalizer() { 113 if (mRenderer == 0) { 114 throw new IllegalStateException("Could not create GLES20Canvas renderer"); 115 } else { 116 mFinalizer = new CanvasFinalizer(mRenderer); 117 } 118 } 119 120 protected void resetDisplayListRenderer() { 121 nResetDisplayListRenderer(mRenderer); 122 } 123 124 private static native int nCreateRenderer(); 125 private static native int nCreateLayerRenderer(int layer); 126 private static native int nCreateDisplayListRenderer(); 127 private static native void nResetDisplayListRenderer(int renderer); 128 private static native void nDestroyRenderer(int renderer); 129 130 private static final class CanvasFinalizer { 131 private final int mRenderer; 132 133 public CanvasFinalizer(int renderer) { 134 mRenderer = renderer; 135 } 136 137 @Override 138 protected void finalize() throws Throwable { 139 try { 140 nDestroyRenderer(mRenderer); 141 } finally { 142 super.finalize(); 143 } 144 } 145 } 146 147 /////////////////////////////////////////////////////////////////////////// 148 // Hardware layers 149 /////////////////////////////////////////////////////////////////////////// 150 151 static native int nCreateTextureLayer(boolean opaque, int[] layerInfo); 152 static native int nCreateLayer(int width, int height, boolean isOpaque, int[] layerInfo); 153 static native void nResizeLayer(int layerId, int width, int height, int[] layerInfo); 154 static native void nUpdateTextureLayer(int layerId, int width, int height, boolean opaque, 155 SurfaceTexture surface); 156 static native void nSetTextureLayerTransform(int layerId, int matrix); 157 static native void nDestroyLayer(int layerId); 158 static native void nDestroyLayerDeferred(int layerId); 159 static native void nFlushLayer(int layerId); 160 static native boolean nCopyLayer(int layerId, int bitmap); 161 162 /////////////////////////////////////////////////////////////////////////// 163 // Canvas management 164 /////////////////////////////////////////////////////////////////////////// 165 166 @Override 167 public boolean isOpaque() { 168 return mOpaque; 169 } 170 171 @Override 172 public int getWidth() { 173 return mWidth; 174 } 175 176 @Override 177 public int getHeight() { 178 return mHeight; 179 } 180 181 @Override 182 public int getMaximumBitmapWidth() { 183 return nGetMaximumTextureWidth(); 184 } 185 186 @Override 187 public int getMaximumBitmapHeight() { 188 return nGetMaximumTextureHeight(); 189 } 190 191 private static native int nGetMaximumTextureWidth(); 192 private static native int nGetMaximumTextureHeight(); 193 194 /////////////////////////////////////////////////////////////////////////// 195 // Setup 196 /////////////////////////////////////////////////////////////////////////// 197 198 @Override 199 public void setViewport(int width, int height) { 200 mWidth = width; 201 mHeight = height; 202 203 nSetViewport(mRenderer, width, height); 204 } 205 206 private static native void nSetViewport(int renderer, int width, int height); 207 208 /** 209 * Preserves the back buffer of the current surface after a buffer swap. 210 * Calling this method sets the EGL_SWAP_BEHAVIOR attribute of the current 211 * surface to EGL_BUFFER_PRESERVED. Calling this method requires an EGL 212 * config that supports EGL_SWAP_BEHAVIOR_PRESERVED_BIT. 213 * 214 * @return True if the swap behavior was successfully changed, 215 * false otherwise. 216 * 217 * @hide 218 */ 219 public static boolean preserveBackBuffer() { 220 return nPreserveBackBuffer(); 221 } 222 223 private static native boolean nPreserveBackBuffer(); 224 225 /** 226 * Indicates whether the current surface preserves its back buffer 227 * after a buffer swap. 228 * 229 * @return True, if the surface's EGL_SWAP_BEHAVIOR is EGL_BUFFER_PRESERVED, 230 * false otherwise 231 * 232 * @hide 233 */ 234 public static boolean isBackBufferPreserved() { 235 return nIsBackBufferPreserved(); 236 } 237 238 private static native boolean nIsBackBufferPreserved(); 239 240 /** 241 * Disables v-sync. For performance testing only. 242 * 243 * @hide 244 */ 245 public static void disableVsync() { 246 nDisableVsync(); 247 } 248 249 private static native void nDisableVsync(); 250 251 @Override 252 public void onPreDraw(Rect dirty) { 253 if (dirty != null) { 254 nPrepareDirty(mRenderer, dirty.left, dirty.top, dirty.right, dirty.bottom, mOpaque); 255 } else { 256 nPrepare(mRenderer, mOpaque); 257 } 258 } 259 260 private static native void nPrepare(int renderer, boolean opaque); 261 private static native void nPrepareDirty(int renderer, int left, int top, int right, int bottom, 262 boolean opaque); 263 264 @Override 265 public void onPostDraw() { 266 nFinish(mRenderer); 267 } 268 269 private static native void nFinish(int renderer); 270 271 /** 272 * Returns the size of the stencil buffer required by the underlying 273 * implementation. 274 * 275 * @return The minimum number of bits the stencil buffer must. Always >= 0. 276 * 277 * @hide 278 */ 279 public static int getStencilSize() { 280 return nGetStencilSize(); 281 } 282 283 private static native int nGetStencilSize(); 284 285 /////////////////////////////////////////////////////////////////////////// 286 // Functor 287 /////////////////////////////////////////////////////////////////////////// 288 289 @Override 290 public boolean callDrawGLFunction(int drawGLFunction) { 291 return nCallDrawGLFunction(mRenderer, drawGLFunction); 292 } 293 294 private static native boolean nCallDrawGLFunction(int renderer, int drawGLFunction); 295 296 /////////////////////////////////////////////////////////////////////////// 297 // Memory 298 /////////////////////////////////////////////////////////////////////////// 299 300 /** 301 * Must match Caches::FlushMode values 302 * 303 * @see #flushCaches(int) 304 */ 305 public static final int FLUSH_CACHES_LAYERS = 0; 306 307 /** 308 * Must match Caches::FlushMode values 309 * 310 * @see #flushCaches(int) 311 */ 312 public static final int FLUSH_CACHES_MODERATE = 1; 313 314 /** 315 * Must match Caches::FlushMode values 316 * 317 * @see #flushCaches(int) 318 */ 319 public static final int FLUSH_CACHES_FULL = 2; 320 321 /** 322 * Flush caches to reclaim as much memory as possible. The amount of memory 323 * to reclaim is indicate by the level parameter. 324 * 325 * The level can be one of {@link #FLUSH_CACHES_MODERATE} or 326 * {@link #FLUSH_CACHES_FULL}. 327 * 328 * @param level Hint about the amount of memory to reclaim 329 * 330 * @hide 331 */ 332 public static void flushCaches(int level) { 333 nFlushCaches(level); 334 } 335 336 private static native void nFlushCaches(int level); 337 338 /** 339 * Release all resources associated with the underlying caches. This should 340 * only be called after a full flushCaches(). 341 * 342 * @hide 343 */ 344 public static void terminateCaches() { 345 nTerminateCaches(); 346 } 347 348 private static native void nTerminateCaches(); 349 350 /** 351 * @hide 352 */ 353 public static void initCaches() { 354 nInitCaches(); 355 } 356 357 private static native void nInitCaches(); 358 359 /////////////////////////////////////////////////////////////////////////// 360 // Display list 361 /////////////////////////////////////////////////////////////////////////// 362 363 int getDisplayList(int displayList) { 364 return nGetDisplayList(mRenderer, displayList); 365 } 366 367 private static native int nGetDisplayList(int renderer, int displayList); 368 369 static void destroyDisplayList(int displayList) { 370 nDestroyDisplayList(displayList); 371 } 372 373 private static native void nDestroyDisplayList(int displayList); 374 375 static int getDisplayListSize(int displayList) { 376 return nGetDisplayListSize(displayList); 377 } 378 379 private static native int nGetDisplayListSize(int displayList); 380 381 static void setDisplayListName(int displayList, String name) { 382 nSetDisplayListName(displayList, name); 383 } 384 385 private static native void nSetDisplayListName(int displayList, String name); 386 387 @Override 388 public boolean drawDisplayList(DisplayList displayList, int width, int height, 389 Rect dirty, int flags) { 390 return nDrawDisplayList(mRenderer, ((GLES20DisplayList) displayList).getNativeDisplayList(), 391 width, height, dirty, flags); 392 } 393 394 private static native boolean nDrawDisplayList(int renderer, int displayList, 395 int width, int height, Rect dirty, int flags); 396 397 @Override 398 void outputDisplayList(DisplayList displayList) { 399 nOutputDisplayList(mRenderer, ((GLES20DisplayList) displayList).getNativeDisplayList()); 400 } 401 402 private static native void nOutputDisplayList(int renderer, int displayList); 403 404 /////////////////////////////////////////////////////////////////////////// 405 // Hardware layer 406 /////////////////////////////////////////////////////////////////////////// 407 408 void drawHardwareLayer(HardwareLayer layer, float x, float y, Paint paint) { 409 final GLES20Layer glLayer = (GLES20Layer) layer; 410 int modifier = paint != null ? setupColorFilter(paint) : MODIFIER_NONE; 411 try { 412 final int nativePaint = paint == null ? 0 : paint.mNativePaint; 413 nDrawLayer(mRenderer, glLayer.getLayer(), x, y, nativePaint); 414 } finally { 415 if (modifier != MODIFIER_NONE) nResetModifiers(mRenderer, modifier); 416 } 417 } 418 419 private static native void nDrawLayer(int renderer, int layer, float x, float y, int paint); 420 421 void interrupt() { 422 nInterrupt(mRenderer); 423 } 424 425 void resume() { 426 nResume(mRenderer); 427 } 428 429 private static native void nInterrupt(int renderer); 430 private static native void nResume(int renderer); 431 432 /////////////////////////////////////////////////////////////////////////// 433 // Clipping 434 /////////////////////////////////////////////////////////////////////////// 435 436 @Override 437 public boolean clipPath(Path path) { 438 // TODO: Implement 439 path.computeBounds(mPathBounds, true); 440 return nClipRect(mRenderer, mPathBounds.left, mPathBounds.top, 441 mPathBounds.right, mPathBounds.bottom, Region.Op.INTERSECT.nativeInt); 442 } 443 444 @Override 445 public boolean clipPath(Path path, Region.Op op) { 446 // TODO: Implement 447 path.computeBounds(mPathBounds, true); 448 return nClipRect(mRenderer, mPathBounds.left, mPathBounds.top, 449 mPathBounds.right, mPathBounds.bottom, op.nativeInt); 450 } 451 452 @Override 453 public boolean clipRect(float left, float top, float right, float bottom) { 454 return nClipRect(mRenderer, left, top, right, bottom, Region.Op.INTERSECT.nativeInt); 455 } 456 457 private static native boolean nClipRect(int renderer, float left, float top, 458 float right, float bottom, int op); 459 460 @Override 461 public boolean clipRect(float left, float top, float right, float bottom, Region.Op op) { 462 return nClipRect(mRenderer, left, top, right, bottom, op.nativeInt); 463 } 464 465 @Override 466 public boolean clipRect(int left, int top, int right, int bottom) { 467 return nClipRect(mRenderer, left, top, right, bottom, Region.Op.INTERSECT.nativeInt); 468 } 469 470 private static native boolean nClipRect(int renderer, int left, int top, int right, int bottom, 471 int op); 472 473 @Override 474 public boolean clipRect(Rect rect) { 475 return nClipRect(mRenderer, rect.left, rect.top, rect.right, rect.bottom, 476 Region.Op.INTERSECT.nativeInt); 477 } 478 479 @Override 480 public boolean clipRect(Rect rect, Region.Op op) { 481 return nClipRect(mRenderer, rect.left, rect.top, rect.right, rect.bottom, op.nativeInt); 482 } 483 484 @Override 485 public boolean clipRect(RectF rect) { 486 return nClipRect(mRenderer, rect.left, rect.top, rect.right, rect.bottom, 487 Region.Op.INTERSECT.nativeInt); 488 } 489 490 @Override 491 public boolean clipRect(RectF rect, Region.Op op) { 492 return nClipRect(mRenderer, rect.left, rect.top, rect.right, rect.bottom, op.nativeInt); 493 } 494 495 @Override 496 public boolean clipRegion(Region region) { 497 // TODO: Implement 498 region.getBounds(mClipBounds); 499 return nClipRect(mRenderer, mClipBounds.left, mClipBounds.top, 500 mClipBounds.right, mClipBounds.bottom, Region.Op.INTERSECT.nativeInt); 501 } 502 503 @Override 504 public boolean clipRegion(Region region, Region.Op op) { 505 // TODO: Implement 506 region.getBounds(mClipBounds); 507 return nClipRect(mRenderer, mClipBounds.left, mClipBounds.top, 508 mClipBounds.right, mClipBounds.bottom, op.nativeInt); 509 } 510 511 @Override 512 public boolean getClipBounds(Rect bounds) { 513 return nGetClipBounds(mRenderer, bounds); 514 } 515 516 private static native boolean nGetClipBounds(int renderer, Rect bounds); 517 518 @Override 519 public boolean quickReject(float left, float top, float right, float bottom, EdgeType type) { 520 return nQuickReject(mRenderer, left, top, right, bottom, type.nativeInt); 521 } 522 523 private static native boolean nQuickReject(int renderer, float left, float top, 524 float right, float bottom, int edge); 525 526 @Override 527 public boolean quickReject(Path path, EdgeType type) { 528 path.computeBounds(mPathBounds, true); 529 return nQuickReject(mRenderer, mPathBounds.left, mPathBounds.top, 530 mPathBounds.right, mPathBounds.bottom, type.nativeInt); 531 } 532 533 @Override 534 public boolean quickReject(RectF rect, EdgeType type) { 535 return nQuickReject(mRenderer, rect.left, rect.top, rect.right, rect.bottom, type.nativeInt); 536 } 537 538 /////////////////////////////////////////////////////////////////////////// 539 // Transformations 540 /////////////////////////////////////////////////////////////////////////// 541 542 @Override 543 public void translate(float dx, float dy) { 544 if (dx != 0.0f || dy != 0.0f) nTranslate(mRenderer, dx, dy); 545 } 546 547 private static native void nTranslate(int renderer, float dx, float dy); 548 549 @Override 550 public void skew(float sx, float sy) { 551 nSkew(mRenderer, sx, sy); 552 } 553 554 private static native void nSkew(int renderer, float sx, float sy); 555 556 @Override 557 public void rotate(float degrees) { 558 nRotate(mRenderer, degrees); 559 } 560 561 private static native void nRotate(int renderer, float degrees); 562 563 @Override 564 public void scale(float sx, float sy) { 565 nScale(mRenderer, sx, sy); 566 } 567 568 private static native void nScale(int renderer, float sx, float sy); 569 570 @Override 571 public void setMatrix(Matrix matrix) { 572 nSetMatrix(mRenderer, matrix == null ? 0 : matrix.native_instance); 573 } 574 575 private static native void nSetMatrix(int renderer, int matrix); 576 577 @SuppressWarnings("deprecation") 578 @Override 579 public void getMatrix(Matrix matrix) { 580 nGetMatrix(mRenderer, matrix.native_instance); 581 } 582 583 private static native void nGetMatrix(int renderer, int matrix); 584 585 @Override 586 public void concat(Matrix matrix) { 587 nConcatMatrix(mRenderer, matrix.native_instance); 588 } 589 590 private static native void nConcatMatrix(int renderer, int matrix); 591 592 /////////////////////////////////////////////////////////////////////////// 593 // State management 594 /////////////////////////////////////////////////////////////////////////// 595 596 @Override 597 public int save() { 598 return nSave(mRenderer, Canvas.CLIP_SAVE_FLAG | Canvas.MATRIX_SAVE_FLAG); 599 } 600 601 @Override 602 public int save(int saveFlags) { 603 return nSave(mRenderer, saveFlags); 604 } 605 606 private static native int nSave(int renderer, int flags); 607 608 @Override 609 public int saveLayer(RectF bounds, Paint paint, int saveFlags) { 610 if (bounds != null) { 611 return saveLayer(bounds.left, bounds.top, bounds.right, bounds.bottom, paint, saveFlags); 612 } 613 614 int count; 615 int modifier = paint != null ? setupColorFilter(paint) : MODIFIER_NONE; 616 try { 617 final int nativePaint = paint == null ? 0 : paint.mNativePaint; 618 count = nSaveLayer(mRenderer, nativePaint, saveFlags); 619 } finally { 620 if (modifier != MODIFIER_NONE) nResetModifiers(mRenderer, modifier); 621 } 622 return count; 623 } 624 625 private static native int nSaveLayer(int renderer, int paint, int saveFlags); 626 627 @Override 628 public int saveLayer(float left, float top, float right, float bottom, Paint paint, 629 int saveFlags) { 630 if (left < right && top < bottom) { 631 int count; 632 int modifier = paint != null ? setupColorFilter(paint) : MODIFIER_NONE; 633 try { 634 final int nativePaint = paint == null ? 0 : paint.mNativePaint; 635 count = nSaveLayer(mRenderer, left, top, right, bottom, nativePaint, saveFlags); 636 } finally { 637 if (modifier != MODIFIER_NONE) nResetModifiers(mRenderer, modifier); 638 } 639 return count; 640 } 641 return save(saveFlags); 642 } 643 644 private static native int nSaveLayer(int renderer, float left, float top, 645 float right, float bottom, int paint, int saveFlags); 646 647 @Override 648 public int saveLayerAlpha(RectF bounds, int alpha, int saveFlags) { 649 if (bounds != null) { 650 return saveLayerAlpha(bounds.left, bounds.top, bounds.right, bounds.bottom, 651 alpha, saveFlags); 652 } 653 return nSaveLayerAlpha(mRenderer, alpha, saveFlags); 654 } 655 656 private static native int nSaveLayerAlpha(int renderer, int alpha, int saveFlags); 657 658 @Override 659 public int saveLayerAlpha(float left, float top, float right, float bottom, int alpha, 660 int saveFlags) { 661 if (left < right && top < bottom) { 662 return nSaveLayerAlpha(mRenderer, left, top, right, bottom, alpha, saveFlags); 663 } 664 return save(saveFlags); 665 } 666 667 private static native int nSaveLayerAlpha(int renderer, float left, float top, float right, 668 float bottom, int alpha, int saveFlags); 669 670 @Override 671 public void restore() { 672 nRestore(mRenderer); 673 } 674 675 private static native void nRestore(int renderer); 676 677 @Override 678 public void restoreToCount(int saveCount) { 679 nRestoreToCount(mRenderer, saveCount); 680 } 681 682 private static native void nRestoreToCount(int renderer, int saveCount); 683 684 @Override 685 public int getSaveCount() { 686 return nGetSaveCount(mRenderer); 687 } 688 689 private static native int nGetSaveCount(int renderer); 690 691 /////////////////////////////////////////////////////////////////////////// 692 // Filtering 693 /////////////////////////////////////////////////////////////////////////// 694 695 @Override 696 public void setDrawFilter(DrawFilter filter) { 697 mFilter = filter; 698 if (filter == null) { 699 nResetPaintFilter(mRenderer); 700 } else if (filter instanceof PaintFlagsDrawFilter) { 701 PaintFlagsDrawFilter flagsFilter = (PaintFlagsDrawFilter) filter; 702 nSetupPaintFilter(mRenderer, flagsFilter.clearBits, flagsFilter.setBits); 703 } 704 } 705 706 private static native void nResetPaintFilter(int renderer); 707 private static native void nSetupPaintFilter(int renderer, int clearBits, int setBits); 708 709 @Override 710 public DrawFilter getDrawFilter() { 711 return mFilter; 712 } 713 714 /////////////////////////////////////////////////////////////////////////// 715 // Drawing 716 /////////////////////////////////////////////////////////////////////////// 717 718 @Override 719 public void drawArc(RectF oval, float startAngle, float sweepAngle, boolean useCenter, 720 Paint paint) { 721 int modifiers = setupModifiers(paint); 722 try { 723 nDrawArc(mRenderer, oval.left, oval.top, oval.right, oval.bottom, 724 startAngle, sweepAngle, useCenter, paint.mNativePaint); 725 } finally { 726 if (modifiers != MODIFIER_NONE) nResetModifiers(mRenderer, modifiers); 727 } 728 } 729 730 private static native void nDrawArc(int renderer, float left, float top, 731 float right, float bottom, float startAngle, float sweepAngle, 732 boolean useCenter, int paint); 733 734 @Override 735 public void drawARGB(int a, int r, int g, int b) { 736 drawColor((a & 0xFF) << 24 | (r & 0xFF) << 16 | (g & 0xFF) << 8 | (b & 0xFF)); 737 } 738 739 @Override 740 public void drawPatch(Bitmap bitmap, byte[] chunks, RectF dst, Paint paint) { 741 if (bitmap.isRecycled()) throw new IllegalArgumentException("Cannot draw recycled bitmaps"); 742 // Shaders are ignored when drawing patches 743 int modifier = paint != null ? setupColorFilter(paint) : MODIFIER_NONE; 744 try { 745 final int nativePaint = paint == null ? 0 : paint.mNativePaint; 746 nDrawPatch(mRenderer, bitmap.mNativeBitmap, bitmap.mBuffer, chunks, 747 dst.left, dst.top, dst.right, dst.bottom, nativePaint); 748 } finally { 749 if (modifier != MODIFIER_NONE) nResetModifiers(mRenderer, modifier); 750 } 751 } 752 753 private static native void nDrawPatch(int renderer, int bitmap, byte[] buffer, byte[] chunks, 754 float left, float top, float right, float bottom, int paint); 755 756 @Override 757 public void drawBitmap(Bitmap bitmap, float left, float top, Paint paint) { 758 if (bitmap.isRecycled()) throw new IllegalArgumentException("Cannot draw recycled bitmaps"); 759 // Shaders are ignored when drawing bitmaps 760 int modifiers = paint != null ? setupModifiers(bitmap, paint) : MODIFIER_NONE; 761 try { 762 final int nativePaint = paint == null ? 0 : paint.mNativePaint; 763 nDrawBitmap(mRenderer, bitmap.mNativeBitmap, bitmap.mBuffer, left, top, nativePaint); 764 } finally { 765 if (modifiers != MODIFIER_NONE) nResetModifiers(mRenderer, modifiers); 766 } 767 } 768 769 private static native void nDrawBitmap( 770 int renderer, int bitmap, byte[] buffer, float left, float top, int paint); 771 772 @Override 773 public void drawBitmap(Bitmap bitmap, Matrix matrix, Paint paint) { 774 if (bitmap.isRecycled()) throw new IllegalArgumentException("Cannot draw recycled bitmaps"); 775 // Shaders are ignored when drawing bitmaps 776 int modifiers = paint != null ? setupModifiers(bitmap, paint) : MODIFIER_NONE; 777 try { 778 final int nativePaint = paint == null ? 0 : paint.mNativePaint; 779 nDrawBitmap(mRenderer, bitmap.mNativeBitmap, bitmap.mBuffer, 780 matrix.native_instance, nativePaint); 781 } finally { 782 if (modifiers != MODIFIER_NONE) nResetModifiers(mRenderer, modifiers); 783 } 784 } 785 786 private static native void nDrawBitmap(int renderer, int bitmap, byte[] buff, 787 int matrix, int paint); 788 789 @Override 790 public void drawBitmap(Bitmap bitmap, Rect src, Rect dst, Paint paint) { 791 if (bitmap.isRecycled()) throw new IllegalArgumentException("Cannot draw recycled bitmaps"); 792 // Shaders are ignored when drawing bitmaps 793 int modifiers = paint != null ? setupModifiers(bitmap, paint) : MODIFIER_NONE; 794 try { 795 final int nativePaint = paint == null ? 0 : paint.mNativePaint; 796 797 int left, top, right, bottom; 798 if (src == null) { 799 left = top = 0; 800 right = bitmap.getWidth(); 801 bottom = bitmap.getHeight(); 802 } else { 803 left = src.left; 804 right = src.right; 805 top = src.top; 806 bottom = src.bottom; 807 } 808 809 nDrawBitmap(mRenderer, bitmap.mNativeBitmap, bitmap.mBuffer, left, top, right, bottom, 810 dst.left, dst.top, dst.right, dst.bottom, nativePaint); 811 } finally { 812 if (modifiers != MODIFIER_NONE) nResetModifiers(mRenderer, modifiers); 813 } 814 } 815 816 @Override 817 public void drawBitmap(Bitmap bitmap, Rect src, RectF dst, Paint paint) { 818 if (bitmap.isRecycled()) throw new IllegalArgumentException("Cannot draw recycled bitmaps"); 819 // Shaders are ignored when drawing bitmaps 820 int modifiers = paint != null ? setupModifiers(bitmap, paint) : MODIFIER_NONE; 821 try { 822 final int nativePaint = paint == null ? 0 : paint.mNativePaint; 823 824 float left, top, right, bottom; 825 if (src == null) { 826 left = top = 0; 827 right = bitmap.getWidth(); 828 bottom = bitmap.getHeight(); 829 } else { 830 left = src.left; 831 right = src.right; 832 top = src.top; 833 bottom = src.bottom; 834 } 835 836 nDrawBitmap(mRenderer, bitmap.mNativeBitmap, bitmap.mBuffer, left, top, right, bottom, 837 dst.left, dst.top, dst.right, dst.bottom, nativePaint); 838 } finally { 839 if (modifiers != MODIFIER_NONE) nResetModifiers(mRenderer, modifiers); 840 } 841 } 842 843 private static native void nDrawBitmap(int renderer, int bitmap, byte[] buffer, 844 float srcLeft, float srcTop, float srcRight, float srcBottom, 845 float left, float top, float right, float bottom, int paint); 846 847 @Override 848 public void drawBitmap(int[] colors, int offset, int stride, float x, float y, 849 int width, int height, boolean hasAlpha, Paint paint) { 850 // Shaders are ignored when drawing bitmaps 851 int modifier = paint != null ? setupColorFilter(paint) : MODIFIER_NONE; 852 try { 853 final Bitmap.Config config = hasAlpha ? Bitmap.Config.ARGB_8888 : Bitmap.Config.RGB_565; 854 final Bitmap b = Bitmap.createBitmap(colors, offset, stride, width, height, config); 855 final int nativePaint = paint == null ? 0 : paint.mNativePaint; 856 nDrawBitmap(mRenderer, b.mNativeBitmap, b.mBuffer, x, y, nativePaint); 857 b.recycle(); 858 } finally { 859 if (modifier != MODIFIER_NONE) nResetModifiers(mRenderer, modifier); 860 } 861 } 862 863 @Override 864 public void drawBitmap(int[] colors, int offset, int stride, int x, int y, 865 int width, int height, boolean hasAlpha, Paint paint) { 866 // Shaders are ignored when drawing bitmaps 867 drawBitmap(colors, offset, stride, (float) x, (float) y, width, height, hasAlpha, paint); 868 } 869 870 @Override 871 public void drawBitmapMesh(Bitmap bitmap, int meshWidth, int meshHeight, float[] verts, 872 int vertOffset, int[] colors, int colorOffset, Paint paint) { 873 if (bitmap.isRecycled()) throw new IllegalArgumentException("Cannot draw recycled bitmaps"); 874 if (meshWidth < 0 || meshHeight < 0 || vertOffset < 0 || colorOffset < 0) { 875 throw new ArrayIndexOutOfBoundsException(); 876 } 877 878 if (meshWidth == 0 || meshHeight == 0) { 879 return; 880 } 881 882 final int count = (meshWidth + 1) * (meshHeight + 1); 883 checkRange(verts.length, vertOffset, count * 2); 884 885 // TODO: Colors are ignored for now 886 colors = null; 887 colorOffset = 0; 888 889 int modifiers = paint != null ? setupModifiers(bitmap, paint) : MODIFIER_NONE; 890 try { 891 final int nativePaint = paint == null ? 0 : paint.mNativePaint; 892 nDrawBitmapMesh(mRenderer, bitmap.mNativeBitmap, bitmap.mBuffer, meshWidth, meshHeight, 893 verts, vertOffset, colors, colorOffset, nativePaint); 894 } finally { 895 if (modifiers != MODIFIER_NONE) nResetModifiers(mRenderer, modifiers); 896 } 897 } 898 899 private static native void nDrawBitmapMesh(int renderer, int bitmap, byte[] buffer, 900 int meshWidth, int meshHeight, float[] verts, int vertOffset, 901 int[] colors, int colorOffset, int paint); 902 903 @Override 904 public void drawCircle(float cx, float cy, float radius, Paint paint) { 905 int modifiers = setupModifiers(paint); 906 try { 907 nDrawCircle(mRenderer, cx, cy, radius, paint.mNativePaint); 908 } finally { 909 if (modifiers != MODIFIER_NONE) nResetModifiers(mRenderer, modifiers); 910 } 911 } 912 913 private static native void nDrawCircle(int renderer, float cx, float cy, 914 float radius, int paint); 915 916 @Override 917 public void drawColor(int color) { 918 drawColor(color, PorterDuff.Mode.SRC_OVER); 919 } 920 921 @Override 922 public void drawColor(int color, PorterDuff.Mode mode) { 923 nDrawColor(mRenderer, color, mode.nativeInt); 924 } 925 926 private static native void nDrawColor(int renderer, int color, int mode); 927 928 @Override 929 public void drawLine(float startX, float startY, float stopX, float stopY, Paint paint) { 930 mLine[0] = startX; 931 mLine[1] = startY; 932 mLine[2] = stopX; 933 mLine[3] = stopY; 934 drawLines(mLine, 0, 4, paint); 935 } 936 937 @Override 938 public void drawLines(float[] pts, int offset, int count, Paint paint) { 939 if ((offset | count) < 0 || offset + count > pts.length) { 940 throw new IllegalArgumentException("The lines array must contain 4 elements per line."); 941 } 942 int modifiers = setupModifiers(paint); 943 try { 944 nDrawLines(mRenderer, pts, offset, count, paint.mNativePaint); 945 } finally { 946 if (modifiers != MODIFIER_NONE) nResetModifiers(mRenderer, modifiers); 947 } 948 } 949 950 private static native void nDrawLines(int renderer, float[] points, 951 int offset, int count, int paint); 952 953 @Override 954 public void drawLines(float[] pts, Paint paint) { 955 drawLines(pts, 0, pts.length, paint); 956 } 957 958 @Override 959 public void drawOval(RectF oval, Paint paint) { 960 int modifiers = setupModifiers(paint); 961 try { 962 nDrawOval(mRenderer, oval.left, oval.top, oval.right, oval.bottom, paint.mNativePaint); 963 } finally { 964 if (modifiers != MODIFIER_NONE) nResetModifiers(mRenderer, modifiers); 965 } 966 } 967 968 private static native void nDrawOval(int renderer, float left, float top, 969 float right, float bottom, int paint); 970 971 @Override 972 public void drawPaint(Paint paint) { 973 final Rect r = mClipBounds; 974 nGetClipBounds(mRenderer, r); 975 drawRect(r.left, r.top, r.right, r.bottom, paint); 976 } 977 978 @Override 979 public void drawPath(Path path, Paint paint) { 980 int modifiers = setupModifiers(paint); 981 try { 982 if (path.isSimplePath) { 983 if (path.rects != null) { 984 nDrawRects(mRenderer, path.rects.mNativeRegion, paint.mNativePaint); 985 } 986 } else { 987 nDrawPath(mRenderer, path.mNativePath, paint.mNativePaint); 988 } 989 } finally { 990 if (modifiers != MODIFIER_NONE) nResetModifiers(mRenderer, modifiers); 991 } 992 } 993 994 private static native void nDrawPath(int renderer, int path, int paint); 995 private static native void nDrawRects(int renderer, int region, int paint); 996 997 @Override 998 public void drawPicture(Picture picture) { 999 if (picture.createdFromStream) { 1000 return; 1001 } 1002 1003 picture.endRecording(); 1004 // TODO: Implement rendering 1005 } 1006 1007 @Override 1008 public void drawPicture(Picture picture, Rect dst) { 1009 if (picture.createdFromStream) { 1010 return; 1011 } 1012 1013 save(); 1014 translate(dst.left, dst.top); 1015 if (picture.getWidth() > 0 && picture.getHeight() > 0) { 1016 scale(dst.width() / picture.getWidth(), dst.height() / picture.getHeight()); 1017 } 1018 drawPicture(picture); 1019 restore(); 1020 } 1021 1022 @Override 1023 public void drawPicture(Picture picture, RectF dst) { 1024 if (picture.createdFromStream) { 1025 return; 1026 } 1027 1028 save(); 1029 translate(dst.left, dst.top); 1030 if (picture.getWidth() > 0 && picture.getHeight() > 0) { 1031 scale(dst.width() / picture.getWidth(), dst.height() / picture.getHeight()); 1032 } 1033 drawPicture(picture); 1034 restore(); 1035 } 1036 1037 @Override 1038 public void drawPoint(float x, float y, Paint paint) { 1039 mPoint[0] = x; 1040 mPoint[1] = y; 1041 drawPoints(mPoint, 0, 2, paint); 1042 } 1043 1044 @Override 1045 public void drawPoints(float[] pts, Paint paint) { 1046 drawPoints(pts, 0, pts.length, paint); 1047 } 1048 1049 @Override 1050 public void drawPoints(float[] pts, int offset, int count, Paint paint) { 1051 int modifiers = setupModifiers(paint); 1052 try { 1053 nDrawPoints(mRenderer, pts, offset, count, paint.mNativePaint); 1054 } finally { 1055 if (modifiers != MODIFIER_NONE) nResetModifiers(mRenderer, modifiers); 1056 } 1057 } 1058 1059 private static native void nDrawPoints(int renderer, float[] points, 1060 int offset, int count, int paint); 1061 1062 @SuppressWarnings("deprecation") 1063 @Override 1064 public void drawPosText(char[] text, int index, int count, float[] pos, Paint paint) { 1065 if (index < 0 || index + count > text.length || count * 2 > pos.length) { 1066 throw new IndexOutOfBoundsException(); 1067 } 1068 1069 int modifiers = setupModifiers(paint); 1070 try { 1071 nDrawPosText(mRenderer, text, index, count, pos, paint.mNativePaint); 1072 } finally { 1073 if (modifiers != MODIFIER_NONE) nResetModifiers(mRenderer, modifiers); 1074 } 1075 } 1076 1077 private static native void nDrawPosText(int renderer, char[] text, int index, int count, 1078 float[] pos, int paint); 1079 1080 @SuppressWarnings("deprecation") 1081 @Override 1082 public void drawPosText(String text, float[] pos, Paint paint) { 1083 if (text.length() * 2 > pos.length) { 1084 throw new ArrayIndexOutOfBoundsException(); 1085 } 1086 1087 int modifiers = setupModifiers(paint); 1088 try { 1089 nDrawPosText(mRenderer, text, 0, text.length(), pos, paint.mNativePaint); 1090 } finally { 1091 if (modifiers != MODIFIER_NONE) nResetModifiers(mRenderer, modifiers); 1092 } 1093 } 1094 1095 private static native void nDrawPosText(int renderer, String text, int start, int end, 1096 float[] pos, int paint); 1097 1098 @Override 1099 public void drawRect(float left, float top, float right, float bottom, Paint paint) { 1100 int modifiers = setupModifiers(paint); 1101 try { 1102 nDrawRect(mRenderer, left, top, right, bottom, paint.mNativePaint); 1103 } finally { 1104 if (modifiers != MODIFIER_NONE) nResetModifiers(mRenderer, modifiers); 1105 } 1106 } 1107 1108 private static native void nDrawRect(int renderer, float left, float top, 1109 float right, float bottom, int paint); 1110 1111 @Override 1112 public void drawRect(Rect r, Paint paint) { 1113 drawRect(r.left, r.top, r.right, r.bottom, paint); 1114 } 1115 1116 @Override 1117 public void drawRect(RectF r, Paint paint) { 1118 drawRect(r.left, r.top, r.right, r.bottom, paint); 1119 } 1120 1121 @Override 1122 public void drawRGB(int r, int g, int b) { 1123 drawColor(0xFF000000 | (r & 0xFF) << 16 | (g & 0xFF) << 8 | (b & 0xFF)); 1124 } 1125 1126 @Override 1127 public void drawRoundRect(RectF rect, float rx, float ry, Paint paint) { 1128 int modifiers = setupModifiers(paint); 1129 try { 1130 nDrawRoundRect(mRenderer, rect.left, rect.top, rect.right, rect.bottom, 1131 rx, ry, paint.mNativePaint); 1132 } finally { 1133 if (modifiers != MODIFIER_NONE) nResetModifiers(mRenderer, modifiers); 1134 } 1135 } 1136 1137 private static native void nDrawRoundRect(int renderer, float left, float top, 1138 float right, float bottom, float rx, float y, int paint); 1139 1140 @Override 1141 public void drawText(char[] text, int index, int count, float x, float y, Paint paint) { 1142 if ((index | count | (index + count) | (text.length - index - count)) < 0) { 1143 throw new IndexOutOfBoundsException(); 1144 } 1145 1146 int modifiers = setupModifiers(paint); 1147 try { 1148 nDrawText(mRenderer, text, index, count, x, y, paint.mBidiFlags, paint.mNativePaint); 1149 } finally { 1150 if (modifiers != MODIFIER_NONE) nResetModifiers(mRenderer, modifiers); 1151 } 1152 } 1153 1154 private static native void nDrawText(int renderer, char[] text, int index, int count, 1155 float x, float y, int bidiFlags, int paint); 1156 1157 @Override 1158 public void drawText(CharSequence text, int start, int end, float x, float y, Paint paint) { 1159 int modifiers = setupModifiers(paint); 1160 try { 1161 if (text instanceof String || text instanceof SpannedString || 1162 text instanceof SpannableString) { 1163 nDrawText(mRenderer, text.toString(), start, end, x, y, paint.mBidiFlags, 1164 paint.mNativePaint); 1165 } else if (text instanceof GraphicsOperations) { 1166 ((GraphicsOperations) text).drawText(this, start, end, x, y, 1167 paint); 1168 } else { 1169 char[] buf = TemporaryBuffer.obtain(end - start); 1170 TextUtils.getChars(text, start, end, buf, 0); 1171 nDrawText(mRenderer, buf, 0, end - start, x, y, 1172 paint.mBidiFlags, paint.mNativePaint); 1173 TemporaryBuffer.recycle(buf); 1174 } 1175 } finally { 1176 if (modifiers != MODIFIER_NONE) nResetModifiers(mRenderer, modifiers); 1177 } 1178 } 1179 1180 @Override 1181 public void drawText(String text, int start, int end, float x, float y, Paint paint) { 1182 if ((start | end | (end - start) | (text.length() - end)) < 0) { 1183 throw new IndexOutOfBoundsException(); 1184 } 1185 1186 int modifiers = setupModifiers(paint); 1187 try { 1188 nDrawText(mRenderer, text, start, end, x, y, paint.mBidiFlags, paint.mNativePaint); 1189 } finally { 1190 if (modifiers != MODIFIER_NONE) nResetModifiers(mRenderer, modifiers); 1191 } 1192 } 1193 1194 private static native void nDrawText(int renderer, String text, int start, int end, 1195 float x, float y, int bidiFlags, int paint); 1196 1197 @Override 1198 public void drawText(String text, float x, float y, Paint paint) { 1199 int modifiers = setupModifiers(paint); 1200 try { 1201 nDrawText(mRenderer, text, 0, text.length(), x, y, paint.mBidiFlags, 1202 paint.mNativePaint); 1203 } finally { 1204 if (modifiers != MODIFIER_NONE) nResetModifiers(mRenderer, modifiers); 1205 } 1206 } 1207 1208 @Override 1209 public void drawTextOnPath(char[] text, int index, int count, Path path, float hOffset, 1210 float vOffset, Paint paint) { 1211 if (index < 0 || index + count > text.length) { 1212 throw new ArrayIndexOutOfBoundsException(); 1213 } 1214 1215 int modifiers = setupModifiers(paint); 1216 try { 1217 nDrawTextOnPath(mRenderer, text, index, count, path.mNativePath, hOffset, vOffset, 1218 paint.mBidiFlags, paint.mNativePaint); 1219 } finally { 1220 if (modifiers != MODIFIER_NONE) nResetModifiers(mRenderer, modifiers); 1221 } 1222 } 1223 1224 private static native void nDrawTextOnPath(int renderer, char[] text, int index, int count, 1225 int path, float hOffset, float vOffset, int bidiFlags, int nativePaint); 1226 1227 @Override 1228 public void drawTextOnPath(String text, Path path, float hOffset, float vOffset, Paint paint) { 1229 if (text.length() == 0) return; 1230 1231 int modifiers = setupModifiers(paint); 1232 try { 1233 nDrawTextOnPath(mRenderer, text, 0, text.length(), path.mNativePath, hOffset, vOffset, 1234 paint.mBidiFlags, paint.mNativePaint); 1235 } finally { 1236 if (modifiers != MODIFIER_NONE) nResetModifiers(mRenderer, modifiers); 1237 } 1238 } 1239 1240 private static native void nDrawTextOnPath(int renderer, String text, int start, int end, 1241 int path, float hOffset, float vOffset, int bidiFlags, int nativePaint); 1242 1243 @Override 1244 public void drawTextRun(char[] text, int index, int count, int contextIndex, int contextCount, 1245 float x, float y, int dir, Paint paint) { 1246 if ((index | count | text.length - index - count) < 0) { 1247 throw new IndexOutOfBoundsException(); 1248 } 1249 if (dir != DIRECTION_LTR && dir != DIRECTION_RTL) { 1250 throw new IllegalArgumentException("Unknown direction: " + dir); 1251 } 1252 1253 int modifiers = setupModifiers(paint); 1254 try { 1255 nDrawTextRun(mRenderer, text, index, count, contextIndex, contextCount, x, y, dir, 1256 paint.mNativePaint); 1257 } finally { 1258 if (modifiers != MODIFIER_NONE) nResetModifiers(mRenderer, modifiers); 1259 } 1260 } 1261 1262 private static native void nDrawTextRun(int renderer, char[] text, int index, int count, 1263 int contextIndex, int contextCount, float x, float y, int dir, int nativePaint); 1264 1265 @Override 1266 public void drawTextRun(CharSequence text, int start, int end, int contextStart, int contextEnd, 1267 float x, float y, int dir, Paint paint) { 1268 if ((start | end | end - start | text.length() - end) < 0) { 1269 throw new IndexOutOfBoundsException(); 1270 } 1271 1272 int modifiers = setupModifiers(paint); 1273 try { 1274 int flags = dir == 0 ? 0 : 1; 1275 if (text instanceof String || text instanceof SpannedString || 1276 text instanceof SpannableString) { 1277 nDrawTextRun(mRenderer, text.toString(), start, end, contextStart, 1278 contextEnd, x, y, flags, paint.mNativePaint); 1279 } else if (text instanceof GraphicsOperations) { 1280 ((GraphicsOperations) text).drawTextRun(this, start, end, 1281 contextStart, contextEnd, x, y, flags, paint); 1282 } else { 1283 int contextLen = contextEnd - contextStart; 1284 int len = end - start; 1285 char[] buf = TemporaryBuffer.obtain(contextLen); 1286 TextUtils.getChars(text, contextStart, contextEnd, buf, 0); 1287 nDrawTextRun(mRenderer, buf, start - contextStart, len, 0, contextLen, 1288 x, y, flags, paint.mNativePaint); 1289 TemporaryBuffer.recycle(buf); 1290 } 1291 } finally { 1292 if (modifiers != MODIFIER_NONE) nResetModifiers(mRenderer, modifiers); 1293 } 1294 } 1295 1296 private static native void nDrawTextRun(int renderer, String text, int start, int end, 1297 int contextStart, int contextEnd, float x, float y, int flags, int nativePaint); 1298 1299 @Override 1300 public void drawVertices(VertexMode mode, int vertexCount, float[] verts, int vertOffset, 1301 float[] texs, int texOffset, int[] colors, int colorOffset, short[] indices, 1302 int indexOffset, int indexCount, Paint paint) { 1303 // TODO: Implement 1304 } 1305 1306 private int setupModifiers(Bitmap b, Paint paint) { 1307 if (b.getConfig() != Bitmap.Config.ALPHA_8) { 1308 final ColorFilter filter = paint.getColorFilter(); 1309 if (filter != null) { 1310 nSetupColorFilter(mRenderer, filter.nativeColorFilter); 1311 return MODIFIER_COLOR_FILTER; 1312 } 1313 1314 return MODIFIER_NONE; 1315 } else { 1316 return setupModifiers(paint); 1317 } 1318 } 1319 1320 private int setupModifiers(Paint paint) { 1321 int modifiers = MODIFIER_NONE; 1322 1323 if (paint.hasShadow) { 1324 nSetupShadow(mRenderer, paint.shadowRadius, paint.shadowDx, paint.shadowDy, 1325 paint.shadowColor); 1326 modifiers |= MODIFIER_SHADOW; 1327 } 1328 1329 final Shader shader = paint.getShader(); 1330 if (shader != null) { 1331 nSetupShader(mRenderer, shader.native_shader); 1332 modifiers |= MODIFIER_SHADER; 1333 } 1334 1335 final ColorFilter filter = paint.getColorFilter(); 1336 if (filter != null) { 1337 nSetupColorFilter(mRenderer, filter.nativeColorFilter); 1338 modifiers |= MODIFIER_COLOR_FILTER; 1339 } 1340 1341 return modifiers; 1342 } 1343 1344 private int setupColorFilter(Paint paint) { 1345 final ColorFilter filter = paint.getColorFilter(); 1346 if (filter != null) { 1347 nSetupColorFilter(mRenderer, filter.nativeColorFilter); 1348 return MODIFIER_COLOR_FILTER; 1349 } 1350 return MODIFIER_NONE; 1351 } 1352 1353 private static native void nSetupShader(int renderer, int shader); 1354 private static native void nSetupColorFilter(int renderer, int colorFilter); 1355 private static native void nSetupShadow(int renderer, float radius, 1356 float dx, float dy, int color); 1357 1358 private static native void nResetModifiers(int renderer, int modifiers); 1359} 1360