The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2006-2007 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 | |
| 17 | #include "jni.h" |
| 18 | #include "GraphicsJNI.h" |
| 19 | #include <android_runtime/AndroidRuntime.h> |
| 20 | |
| 21 | #include "SkCanvas.h" |
| 22 | #include "SkDevice.h" |
Mike Reed | caf0df1 | 2009-04-27 14:32:05 -0400 | [diff] [blame] | 23 | #include "SkGraphics.h" |
| 24 | #include "SkImageRef_GlobalPool.h" |
Mike Reed | 47c0d4e | 2009-06-22 22:53:52 -0400 | [diff] [blame] | 25 | #include "SkPorterDuff.h" |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 26 | #include "SkShader.h" |
| 27 | #include "SkTemplates.h" |
| 28 | |
Doug Felt | f7cb1f7 | 2010-07-01 16:20:43 -0700 | [diff] [blame] | 29 | #include "TextLayout.h" |
Fabrice Di Meglio | fcf2be1 | 2011-04-05 17:02:36 -0700 | [diff] [blame] | 30 | #include "TextLayoutCache.h" |
Doug Felt | f7cb1f7 | 2010-07-01 16:20:43 -0700 | [diff] [blame] | 31 | |
Doug Felt | f47d740 | 2010-04-21 16:01:52 -0700 | [diff] [blame] | 32 | #include "unicode/ubidi.h" |
Doug Felt | 0c702b8 | 2010-05-14 10:55:42 -0700 | [diff] [blame] | 33 | #include "unicode/ushape.h" |
| 34 | |
Doug Felt | 0c702b8 | 2010-05-14 10:55:42 -0700 | [diff] [blame] | 35 | #include <utils/Log.h> |
Doug Felt | f47d740 | 2010-04-21 16:01:52 -0700 | [diff] [blame] | 36 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 37 | #define TIME_DRAWx |
| 38 | |
| 39 | static uint32_t get_thread_msec() { |
| 40 | #if defined(HAVE_POSIX_CLOCKS) |
| 41 | struct timespec tm; |
| 42 | |
| 43 | clock_gettime(CLOCK_THREAD_CPUTIME_ID, &tm); |
| 44 | |
| 45 | return tm.tv_sec * 1000LL + tm.tv_nsec / 1000000; |
| 46 | #else |
| 47 | struct timeval tv; |
| 48 | |
| 49 | gettimeofday(&tv, NULL); |
| 50 | return tv.tv_sec * 1000LL + tv.tv_usec / 1000; |
| 51 | #endif |
| 52 | } |
| 53 | |
| 54 | namespace android { |
| 55 | |
| 56 | class SkCanvasGlue { |
| 57 | public: |
| 58 | |
| 59 | static void finalizer(JNIEnv* env, jobject clazz, SkCanvas* canvas) { |
| 60 | canvas->unref(); |
| 61 | } |
| 62 | |
| 63 | static SkCanvas* initRaster(JNIEnv* env, jobject, SkBitmap* bitmap) { |
| 64 | return bitmap ? new SkCanvas(*bitmap) : new SkCanvas; |
| 65 | } |
| 66 | |
Mike Reed | caf0df1 | 2009-04-27 14:32:05 -0400 | [diff] [blame] | 67 | static void freeCaches(JNIEnv* env, jobject) { |
| 68 | // these are called in no particular order |
Mike Reed | caf0df1 | 2009-04-27 14:32:05 -0400 | [diff] [blame] | 69 | SkImageRef_GlobalPool::SetRAMUsed(0); |
| 70 | SkGraphics::SetFontCacheUsed(0); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 71 | } |
| 72 | |
| 73 | static jboolean isOpaque(JNIEnv* env, jobject jcanvas) { |
| 74 | NPE_CHECK_RETURN_ZERO(env, jcanvas); |
| 75 | SkCanvas* canvas = GraphicsJNI::getNativeCanvas(env, jcanvas); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 76 | return canvas->getDevice()->accessBitmap(false).isOpaque(); |
| 77 | } |
| 78 | |
| 79 | static int getWidth(JNIEnv* env, jobject jcanvas) { |
| 80 | NPE_CHECK_RETURN_ZERO(env, jcanvas); |
| 81 | SkCanvas* canvas = GraphicsJNI::getNativeCanvas(env, jcanvas); |
| 82 | return canvas->getDevice()->accessBitmap(false).width(); |
| 83 | } |
| 84 | |
| 85 | static int getHeight(JNIEnv* env, jobject jcanvas) { |
| 86 | NPE_CHECK_RETURN_ZERO(env, jcanvas); |
| 87 | SkCanvas* canvas = GraphicsJNI::getNativeCanvas(env, jcanvas); |
| 88 | return canvas->getDevice()->accessBitmap(false).height(); |
| 89 | } |
| 90 | |
Romain Guy | 0965a32 | 2011-08-01 17:39:21 -0700 | [diff] [blame] | 91 | static void setBitmap(JNIEnv* env, jobject, SkCanvas* canvas, SkBitmap* bitmap) { |
| 92 | if (bitmap) { |
| 93 | canvas->setBitmapDevice(*bitmap); |
| 94 | } else { |
| 95 | canvas->setDevice(NULL); |
| 96 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 97 | } |
| 98 | |
| 99 | static int saveAll(JNIEnv* env, jobject jcanvas) { |
| 100 | NPE_CHECK_RETURN_ZERO(env, jcanvas); |
| 101 | return GraphicsJNI::getNativeCanvas(env, jcanvas)->save(); |
| 102 | } |
| 103 | |
| 104 | static int save(JNIEnv* env, jobject jcanvas, SkCanvas::SaveFlags flags) { |
| 105 | NPE_CHECK_RETURN_ZERO(env, jcanvas); |
| 106 | return GraphicsJNI::getNativeCanvas(env, jcanvas)->save(flags); |
| 107 | } |
| 108 | |
| 109 | static int saveLayer(JNIEnv* env, jobject, SkCanvas* canvas, jobject bounds, |
| 110 | SkPaint* paint, int flags) { |
| 111 | SkRect* bounds_ = NULL; |
| 112 | SkRect storage; |
| 113 | if (bounds != NULL) { |
| 114 | GraphicsJNI::jrectf_to_rect(env, bounds, &storage); |
| 115 | bounds_ = &storage; |
| 116 | } |
| 117 | return canvas->saveLayer(bounds_, paint, (SkCanvas::SaveFlags)flags); |
| 118 | } |
| 119 | |
| 120 | static int saveLayer4F(JNIEnv* env, jobject, SkCanvas* canvas, |
| 121 | jfloat l, jfloat t, jfloat r, jfloat b, |
| 122 | SkPaint* paint, int flags) { |
| 123 | SkRect bounds; |
| 124 | bounds.set(SkFloatToScalar(l), SkFloatToScalar(t), SkFloatToScalar(r), |
| 125 | SkFloatToScalar(b)); |
| 126 | return canvas->saveLayer(&bounds, paint, (SkCanvas::SaveFlags)flags); |
| 127 | } |
| 128 | |
| 129 | static int saveLayerAlpha(JNIEnv* env, jobject, SkCanvas* canvas, |
| 130 | jobject bounds, int alpha, int flags) { |
| 131 | SkRect* bounds_ = NULL; |
| 132 | SkRect storage; |
| 133 | if (bounds != NULL) { |
| 134 | GraphicsJNI::jrectf_to_rect(env, bounds, &storage); |
| 135 | bounds_ = &storage; |
| 136 | } |
| 137 | return canvas->saveLayerAlpha(bounds_, alpha, |
| 138 | (SkCanvas::SaveFlags)flags); |
| 139 | } |
| 140 | |
| 141 | static int saveLayerAlpha4F(JNIEnv* env, jobject, SkCanvas* canvas, |
| 142 | jfloat l, jfloat t, jfloat r, jfloat b, |
| 143 | int alpha, int flags) { |
| 144 | SkRect bounds; |
| 145 | bounds.set(SkFloatToScalar(l), SkFloatToScalar(t), SkFloatToScalar(r), |
| 146 | SkFloatToScalar(b)); |
| 147 | return canvas->saveLayerAlpha(&bounds, alpha, |
| 148 | (SkCanvas::SaveFlags)flags); |
| 149 | } |
| 150 | |
| 151 | static void restore(JNIEnv* env, jobject jcanvas) { |
| 152 | NPE_CHECK_RETURN_VOID(env, jcanvas); |
| 153 | SkCanvas* canvas = GraphicsJNI::getNativeCanvas(env, jcanvas); |
| 154 | if (canvas->getSaveCount() <= 1) { // cannot restore anymore |
| 155 | doThrowISE(env, "Underflow in restore"); |
| 156 | return; |
| 157 | } |
| 158 | canvas->restore(); |
| 159 | } |
| 160 | |
| 161 | static int getSaveCount(JNIEnv* env, jobject jcanvas) { |
| 162 | NPE_CHECK_RETURN_ZERO(env, jcanvas); |
| 163 | return GraphicsJNI::getNativeCanvas(env, jcanvas)->getSaveCount(); |
| 164 | } |
| 165 | |
| 166 | static void restoreToCount(JNIEnv* env, jobject jcanvas, int restoreCount) { |
| 167 | NPE_CHECK_RETURN_VOID(env, jcanvas); |
| 168 | SkCanvas* canvas = GraphicsJNI::getNativeCanvas(env, jcanvas); |
| 169 | if (restoreCount < 1) { |
| 170 | doThrowIAE(env, "Underflow in restoreToCount"); |
| 171 | return; |
| 172 | } |
| 173 | canvas->restoreToCount(restoreCount); |
| 174 | } |
| 175 | |
| 176 | static void translate(JNIEnv* env, jobject jcanvas, jfloat dx, jfloat dy) { |
| 177 | NPE_CHECK_RETURN_VOID(env, jcanvas); |
| 178 | SkScalar dx_ = SkFloatToScalar(dx); |
| 179 | SkScalar dy_ = SkFloatToScalar(dy); |
| 180 | (void)GraphicsJNI::getNativeCanvas(env, jcanvas)->translate(dx_, dy_); |
| 181 | } |
| 182 | |
| 183 | static void scale__FF(JNIEnv* env, jobject jcanvas, jfloat sx, jfloat sy) { |
| 184 | NPE_CHECK_RETURN_VOID(env, jcanvas); |
| 185 | SkScalar sx_ = SkFloatToScalar(sx); |
| 186 | SkScalar sy_ = SkFloatToScalar(sy); |
| 187 | (void)GraphicsJNI::getNativeCanvas(env, jcanvas)->scale(sx_, sy_); |
| 188 | } |
| 189 | |
| 190 | static void rotate__F(JNIEnv* env, jobject jcanvas, jfloat degrees) { |
| 191 | NPE_CHECK_RETURN_VOID(env, jcanvas); |
| 192 | SkScalar degrees_ = SkFloatToScalar(degrees); |
| 193 | (void)GraphicsJNI::getNativeCanvas(env, jcanvas)->rotate(degrees_); |
| 194 | } |
| 195 | |
| 196 | static void skew__FF(JNIEnv* env, jobject jcanvas, jfloat sx, jfloat sy) { |
| 197 | NPE_CHECK_RETURN_VOID(env, jcanvas); |
| 198 | SkScalar sx_ = SkFloatToScalar(sx); |
| 199 | SkScalar sy_ = SkFloatToScalar(sy); |
| 200 | (void)GraphicsJNI::getNativeCanvas(env, jcanvas)->skew(sx_, sy_); |
| 201 | } |
| 202 | |
| 203 | static void concat(JNIEnv* env, jobject, SkCanvas* canvas, |
| 204 | const SkMatrix* matrix) { |
| 205 | canvas->concat(*matrix); |
| 206 | } |
| 207 | |
| 208 | static void setMatrix(JNIEnv* env, jobject, SkCanvas* canvas, |
| 209 | const SkMatrix* matrix) { |
| 210 | if (NULL == matrix) { |
| 211 | canvas->resetMatrix(); |
| 212 | } else { |
| 213 | canvas->setMatrix(*matrix); |
| 214 | } |
| 215 | } |
| 216 | |
| 217 | static jboolean clipRect_FFFF(JNIEnv* env, jobject jcanvas, jfloat left, |
| 218 | jfloat top, jfloat right, jfloat bottom) { |
| 219 | NPE_CHECK_RETURN_ZERO(env, jcanvas); |
| 220 | SkRect r; |
| 221 | r.set(SkFloatToScalar(left), SkFloatToScalar(top), |
| 222 | SkFloatToScalar(right), SkFloatToScalar(bottom)); |
| 223 | SkCanvas* c = GraphicsJNI::getNativeCanvas(env, jcanvas); |
| 224 | return c->clipRect(r); |
| 225 | } |
| 226 | |
| 227 | static jboolean clipRect_IIII(JNIEnv* env, jobject jcanvas, jint left, |
| 228 | jint top, jint right, jint bottom) { |
| 229 | NPE_CHECK_RETURN_ZERO(env, jcanvas); |
| 230 | SkRect r; |
| 231 | r.set(SkIntToScalar(left), SkIntToScalar(top), |
| 232 | SkIntToScalar(right), SkIntToScalar(bottom)); |
| 233 | return GraphicsJNI::getNativeCanvas(env, jcanvas)->clipRect(r); |
| 234 | } |
| 235 | |
| 236 | static jboolean clipRect_RectF(JNIEnv* env, jobject jcanvas, jobject rectf) { |
| 237 | NPE_CHECK_RETURN_ZERO(env, jcanvas); |
| 238 | NPE_CHECK_RETURN_ZERO(env, rectf); |
| 239 | SkCanvas* c = GraphicsJNI::getNativeCanvas(env, jcanvas); |
| 240 | SkRect tmp; |
| 241 | return c->clipRect(*GraphicsJNI::jrectf_to_rect(env, rectf, &tmp)); |
| 242 | } |
| 243 | |
| 244 | static jboolean clipRect_Rect(JNIEnv* env, jobject jcanvas, jobject rect) { |
| 245 | NPE_CHECK_RETURN_ZERO(env, jcanvas); |
| 246 | NPE_CHECK_RETURN_ZERO(env, rect); |
| 247 | SkCanvas* c = GraphicsJNI::getNativeCanvas(env, jcanvas); |
| 248 | SkRect tmp; |
| 249 | return c->clipRect(*GraphicsJNI::jrect_to_rect(env, rect, &tmp)); |
| 250 | } |
| 251 | |
| 252 | static jboolean clipRect(JNIEnv* env, jobject, SkCanvas* canvas, |
| 253 | float left, float top, float right, float bottom, |
| 254 | int op) { |
| 255 | SkRect rect; |
| 256 | rect.set(SkFloatToScalar(left), SkFloatToScalar(top), |
| 257 | SkFloatToScalar(right), SkFloatToScalar(bottom)); |
| 258 | return canvas->clipRect(rect, (SkRegion::Op)op); |
| 259 | } |
| 260 | |
| 261 | static jboolean clipPath(JNIEnv* env, jobject, SkCanvas* canvas, |
| 262 | SkPath* path, int op) { |
| 263 | return canvas->clipPath(*path, (SkRegion::Op)op); |
| 264 | } |
| 265 | |
| 266 | static jboolean clipRegion(JNIEnv* env, jobject, SkCanvas* canvas, |
| 267 | SkRegion* deviceRgn, int op) { |
| 268 | return canvas->clipRegion(*deviceRgn, (SkRegion::Op)op); |
| 269 | } |
| 270 | |
| 271 | static void setDrawFilter(JNIEnv* env, jobject, SkCanvas* canvas, |
| 272 | SkDrawFilter* filter) { |
| 273 | canvas->setDrawFilter(filter); |
| 274 | } |
| 275 | |
| 276 | static jboolean quickReject__RectFI(JNIEnv* env, jobject, SkCanvas* canvas, |
| 277 | jobject rect, int edgetype) { |
| 278 | SkRect rect_; |
| 279 | GraphicsJNI::jrectf_to_rect(env, rect, &rect_); |
| 280 | return canvas->quickReject(rect_, (SkCanvas::EdgeType)edgetype); |
| 281 | } |
| 282 | |
| 283 | static jboolean quickReject__PathI(JNIEnv* env, jobject, SkCanvas* canvas, |
| 284 | SkPath* path, int edgetype) { |
| 285 | return canvas->quickReject(*path, (SkCanvas::EdgeType)edgetype); |
| 286 | } |
| 287 | |
| 288 | static jboolean quickReject__FFFFI(JNIEnv* env, jobject, SkCanvas* canvas, |
| 289 | jfloat left, jfloat top, jfloat right, |
| 290 | jfloat bottom, int edgetype) { |
| 291 | SkRect r; |
| 292 | r.set(SkFloatToScalar(left), SkFloatToScalar(top), |
| 293 | SkFloatToScalar(right), SkFloatToScalar(bottom)); |
| 294 | return canvas->quickReject(r, (SkCanvas::EdgeType)edgetype); |
| 295 | } |
| 296 | |
| 297 | static void drawRGB(JNIEnv* env, jobject, SkCanvas* canvas, |
| 298 | jint r, jint g, jint b) { |
| 299 | canvas->drawARGB(0xFF, r, g, b); |
| 300 | } |
| 301 | |
| 302 | static void drawARGB(JNIEnv* env, jobject, SkCanvas* canvas, |
| 303 | jint a, jint r, jint g, jint b) { |
| 304 | canvas->drawARGB(a, r, g, b); |
| 305 | } |
| 306 | |
| 307 | static void drawColor__I(JNIEnv* env, jobject, SkCanvas* canvas, |
| 308 | jint color) { |
| 309 | canvas->drawColor(color); |
| 310 | } |
| 311 | |
| 312 | static void drawColor__II(JNIEnv* env, jobject, SkCanvas* canvas, |
| 313 | jint color, SkPorterDuff::Mode mode) { |
Mike Reed | 47c0d4e | 2009-06-22 22:53:52 -0400 | [diff] [blame] | 314 | canvas->drawColor(color, SkPorterDuff::ToXfermodeMode(mode)); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 315 | } |
| 316 | |
| 317 | static void drawPaint(JNIEnv* env, jobject, SkCanvas* canvas, |
| 318 | SkPaint* paint) { |
| 319 | canvas->drawPaint(*paint); |
| 320 | } |
| 321 | |
| 322 | static void doPoints(JNIEnv* env, jobject jcanvas, jfloatArray jptsArray, |
| 323 | jint offset, jint count, jobject jpaint, |
| 324 | SkCanvas::PointMode mode) { |
| 325 | NPE_CHECK_RETURN_VOID(env, jcanvas); |
| 326 | NPE_CHECK_RETURN_VOID(env, jptsArray); |
| 327 | NPE_CHECK_RETURN_VOID(env, jpaint); |
| 328 | SkCanvas* canvas = GraphicsJNI::getNativeCanvas(env, jcanvas); |
| 329 | const SkPaint& paint = *GraphicsJNI::getNativePaint(env, jpaint); |
| 330 | |
| 331 | AutoJavaFloatArray autoPts(env, jptsArray); |
| 332 | float* floats = autoPts.ptr(); |
| 333 | const int length = autoPts.length(); |
| 334 | |
| 335 | if ((offset | count) < 0 || offset + count > length) { |
| 336 | doThrowAIOOBE(env); |
| 337 | return; |
| 338 | } |
| 339 | |
| 340 | // now convert the floats into SkPoints |
| 341 | count >>= 1; // now it is the number of points |
| 342 | SkAutoSTMalloc<32, SkPoint> storage(count); |
| 343 | SkPoint* pts = storage.get(); |
| 344 | const float* src = floats + offset; |
| 345 | for (int i = 0; i < count; i++) { |
| 346 | pts[i].set(SkFloatToScalar(src[0]), SkFloatToScalar(src[1])); |
| 347 | src += 2; |
| 348 | } |
| 349 | canvas->drawPoints(mode, count, pts, paint); |
| 350 | } |
| 351 | |
| 352 | static void drawPoints(JNIEnv* env, jobject jcanvas, jfloatArray jptsArray, |
| 353 | jint offset, jint count, jobject jpaint) { |
| 354 | doPoints(env, jcanvas, jptsArray, offset, count, jpaint, |
| 355 | SkCanvas::kPoints_PointMode); |
| 356 | } |
| 357 | |
| 358 | static void drawLines(JNIEnv* env, jobject jcanvas, jfloatArray jptsArray, |
| 359 | jint offset, jint count, jobject jpaint) { |
| 360 | doPoints(env, jcanvas, jptsArray, offset, count, jpaint, |
| 361 | SkCanvas::kLines_PointMode); |
| 362 | } |
| 363 | |
| 364 | static void drawPoint(JNIEnv* env, jobject jcanvas, float x, float y, |
| 365 | jobject jpaint) { |
| 366 | NPE_CHECK_RETURN_VOID(env, jcanvas); |
| 367 | NPE_CHECK_RETURN_VOID(env, jpaint); |
| 368 | SkCanvas* canvas = GraphicsJNI::getNativeCanvas(env, jcanvas); |
| 369 | const SkPaint& paint = *GraphicsJNI::getNativePaint(env, jpaint); |
| 370 | |
| 371 | canvas->drawPoint(SkFloatToScalar(x), SkFloatToScalar(y), paint); |
| 372 | } |
| 373 | |
| 374 | static void drawLine__FFFFPaint(JNIEnv* env, jobject, SkCanvas* canvas, |
| 375 | jfloat startX, jfloat startY, jfloat stopX, |
| 376 | jfloat stopY, SkPaint* paint) { |
| 377 | canvas->drawLine(SkFloatToScalar(startX), SkFloatToScalar(startY), |
| 378 | SkFloatToScalar(stopX), SkFloatToScalar(stopY), |
| 379 | *paint); |
| 380 | } |
| 381 | |
| 382 | static void drawRect__RectFPaint(JNIEnv* env, jobject, SkCanvas* canvas, |
| 383 | jobject rect, SkPaint* paint) { |
| 384 | SkRect rect_; |
| 385 | GraphicsJNI::jrectf_to_rect(env, rect, &rect_); |
| 386 | canvas->drawRect(rect_, *paint); |
| 387 | } |
| 388 | |
| 389 | static void drawRect__FFFFPaint(JNIEnv* env, jobject, SkCanvas* canvas, |
| 390 | jfloat left, jfloat top, jfloat right, |
| 391 | jfloat bottom, SkPaint* paint) { |
| 392 | SkScalar left_ = SkFloatToScalar(left); |
| 393 | SkScalar top_ = SkFloatToScalar(top); |
| 394 | SkScalar right_ = SkFloatToScalar(right); |
| 395 | SkScalar bottom_ = SkFloatToScalar(bottom); |
| 396 | canvas->drawRectCoords(left_, top_, right_, bottom_, *paint); |
| 397 | } |
| 398 | |
| 399 | static void drawOval(JNIEnv* env, jobject, SkCanvas* canvas, jobject joval, |
| 400 | SkPaint* paint) { |
| 401 | SkRect oval; |
| 402 | GraphicsJNI::jrectf_to_rect(env, joval, &oval); |
| 403 | canvas->drawOval(oval, *paint); |
| 404 | } |
| 405 | |
| 406 | static void drawCircle(JNIEnv* env, jobject, SkCanvas* canvas, jfloat cx, |
| 407 | jfloat cy, jfloat radius, SkPaint* paint) { |
| 408 | canvas->drawCircle(SkFloatToScalar(cx), SkFloatToScalar(cy), |
| 409 | SkFloatToScalar(radius), *paint); |
| 410 | } |
| 411 | |
| 412 | static void drawArc(JNIEnv* env, jobject, SkCanvas* canvas, jobject joval, |
| 413 | jfloat startAngle, jfloat sweepAngle, |
| 414 | jboolean useCenter, SkPaint* paint) { |
| 415 | SkRect oval; |
| 416 | GraphicsJNI::jrectf_to_rect(env, joval, &oval); |
| 417 | canvas->drawArc(oval, SkFloatToScalar(startAngle), |
| 418 | SkFloatToScalar(sweepAngle), useCenter, *paint); |
| 419 | } |
| 420 | |
| 421 | static void drawRoundRect(JNIEnv* env, jobject, SkCanvas* canvas, |
| 422 | jobject jrect, jfloat rx, jfloat ry, |
| 423 | SkPaint* paint) { |
| 424 | SkRect rect; |
| 425 | GraphicsJNI::jrectf_to_rect(env, jrect, &rect); |
| 426 | canvas->drawRoundRect(rect, SkFloatToScalar(rx), SkFloatToScalar(ry), |
| 427 | *paint); |
| 428 | } |
| 429 | |
| 430 | static void drawPath(JNIEnv* env, jobject, SkCanvas* canvas, SkPath* path, |
| 431 | SkPaint* paint) { |
| 432 | canvas->drawPath(*path, *paint); |
| 433 | } |
| 434 | |
| 435 | static void drawPicture(JNIEnv* env, jobject, SkCanvas* canvas, |
| 436 | SkPicture* picture) { |
| 437 | SkASSERT(canvas); |
| 438 | SkASSERT(picture); |
| 439 | |
| 440 | #ifdef TIME_DRAW |
| 441 | SkMSec now = get_thread_msec(); //SkTime::GetMSecs(); |
| 442 | #endif |
| 443 | canvas->drawPicture(*picture); |
| 444 | #ifdef TIME_DRAW |
Steve Block | 5baa3a6 | 2011-12-20 16:23:08 +0000 | [diff] [blame] | 445 | ALOGD("---- picture playback %d ms\n", get_thread_msec() - now); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 446 | #endif |
| 447 | } |
| 448 | |
| 449 | static void drawBitmap__BitmapFFPaint(JNIEnv* env, jobject jcanvas, |
| 450 | SkCanvas* canvas, SkBitmap* bitmap, |
| 451 | jfloat left, jfloat top, |
Dianne Hackborn | 11ea334 | 2009-07-22 21:48:55 -0700 | [diff] [blame] | 452 | SkPaint* paint, jint canvasDensity, |
Dianne Hackborn | 0d22101 | 2009-07-29 15:41:19 -0700 | [diff] [blame] | 453 | jint screenDensity, jint bitmapDensity) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 454 | SkScalar left_ = SkFloatToScalar(left); |
| 455 | SkScalar top_ = SkFloatToScalar(top); |
| 456 | |
Dianne Hackborn | 11ea334 | 2009-07-22 21:48:55 -0700 | [diff] [blame] | 457 | if (canvasDensity == bitmapDensity || canvasDensity == 0 |
| 458 | || bitmapDensity == 0) { |
Dianne Hackborn | 0d22101 | 2009-07-29 15:41:19 -0700 | [diff] [blame] | 459 | if (screenDensity != 0 && screenDensity != bitmapDensity) { |
| 460 | SkPaint filteredPaint; |
| 461 | if (paint) { |
| 462 | filteredPaint = *paint; |
| 463 | } |
| 464 | filteredPaint.setFilterBitmap(true); |
| 465 | canvas->drawBitmap(*bitmap, left_, top_, &filteredPaint); |
| 466 | } else { |
| 467 | canvas->drawBitmap(*bitmap, left_, top_, paint); |
| 468 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 469 | } else { |
| 470 | canvas->save(); |
Dianne Hackborn | 11ea334 | 2009-07-22 21:48:55 -0700 | [diff] [blame] | 471 | SkScalar scale = SkFloatToScalar(canvasDensity / (float)bitmapDensity); |
| 472 | canvas->translate(left_, top_); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 473 | canvas->scale(scale, scale); |
| 474 | |
| 475 | SkPaint filteredPaint; |
| 476 | if (paint) { |
| 477 | filteredPaint = *paint; |
| 478 | } |
| 479 | filteredPaint.setFilterBitmap(true); |
| 480 | |
Dianne Hackborn | 11ea334 | 2009-07-22 21:48:55 -0700 | [diff] [blame] | 481 | canvas->drawBitmap(*bitmap, 0, 0, &filteredPaint); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 482 | |
| 483 | canvas->restore(); |
| 484 | } |
| 485 | } |
| 486 | |
| 487 | static void doDrawBitmap(JNIEnv* env, SkCanvas* canvas, SkBitmap* bitmap, |
Dianne Hackborn | 0d22101 | 2009-07-29 15:41:19 -0700 | [diff] [blame] | 488 | jobject srcIRect, const SkRect& dst, SkPaint* paint, |
| 489 | jint screenDensity, jint bitmapDensity) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 490 | SkIRect src, *srcPtr = NULL; |
| 491 | |
| 492 | if (NULL != srcIRect) { |
| 493 | GraphicsJNI::jrect_to_irect(env, srcIRect, &src); |
| 494 | srcPtr = &src; |
| 495 | } |
Dianne Hackborn | 0d22101 | 2009-07-29 15:41:19 -0700 | [diff] [blame] | 496 | |
| 497 | if (screenDensity != 0 && screenDensity != bitmapDensity) { |
| 498 | SkPaint filteredPaint; |
| 499 | if (paint) { |
| 500 | filteredPaint = *paint; |
| 501 | } |
| 502 | filteredPaint.setFilterBitmap(true); |
| 503 | canvas->drawBitmapRect(*bitmap, srcPtr, dst, &filteredPaint); |
| 504 | } else { |
| 505 | canvas->drawBitmapRect(*bitmap, srcPtr, dst, paint); |
| 506 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 507 | } |
| 508 | |
| 509 | static void drawBitmapRF(JNIEnv* env, jobject, SkCanvas* canvas, |
| 510 | SkBitmap* bitmap, jobject srcIRect, |
Dianne Hackborn | 0d22101 | 2009-07-29 15:41:19 -0700 | [diff] [blame] | 511 | jobject dstRectF, SkPaint* paint, |
| 512 | jint screenDensity, jint bitmapDensity) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 513 | SkRect dst; |
| 514 | GraphicsJNI::jrectf_to_rect(env, dstRectF, &dst); |
Dianne Hackborn | 0d22101 | 2009-07-29 15:41:19 -0700 | [diff] [blame] | 515 | doDrawBitmap(env, canvas, bitmap, srcIRect, dst, paint, |
| 516 | screenDensity, bitmapDensity); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 517 | } |
| 518 | |
| 519 | static void drawBitmapRR(JNIEnv* env, jobject, SkCanvas* canvas, |
| 520 | SkBitmap* bitmap, jobject srcIRect, |
Dianne Hackborn | 0d22101 | 2009-07-29 15:41:19 -0700 | [diff] [blame] | 521 | jobject dstRect, SkPaint* paint, |
| 522 | jint screenDensity, jint bitmapDensity) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 523 | SkRect dst; |
| 524 | GraphicsJNI::jrect_to_rect(env, dstRect, &dst); |
Dianne Hackborn | 0d22101 | 2009-07-29 15:41:19 -0700 | [diff] [blame] | 525 | doDrawBitmap(env, canvas, bitmap, srcIRect, dst, paint, |
| 526 | screenDensity, bitmapDensity); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 527 | } |
| 528 | |
| 529 | static void drawBitmapArray(JNIEnv* env, jobject, SkCanvas* canvas, |
| 530 | jintArray jcolors, int offset, int stride, |
| 531 | jfloat x, jfloat y, int width, int height, |
| 532 | jboolean hasAlpha, SkPaint* paint) |
| 533 | { |
| 534 | SkBitmap bitmap; |
| 535 | |
| 536 | bitmap.setConfig(hasAlpha ? SkBitmap::kARGB_8888_Config : |
| 537 | SkBitmap::kRGB_565_Config, width, height); |
| 538 | if (!bitmap.allocPixels()) { |
| 539 | return; |
| 540 | } |
| 541 | |
| 542 | if (!GraphicsJNI::SetPixels(env, jcolors, offset, stride, |
| 543 | 0, 0, width, height, bitmap)) { |
| 544 | return; |
| 545 | } |
| 546 | |
| 547 | canvas->drawBitmap(bitmap, SkFloatToScalar(x), SkFloatToScalar(y), |
| 548 | paint); |
| 549 | } |
| 550 | |
| 551 | static void drawBitmapMatrix(JNIEnv* env, jobject, SkCanvas* canvas, |
| 552 | const SkBitmap* bitmap, const SkMatrix* matrix, |
| 553 | const SkPaint* paint) { |
| 554 | canvas->drawBitmapMatrix(*bitmap, *matrix, paint); |
| 555 | } |
| 556 | |
| 557 | static void drawBitmapMesh(JNIEnv* env, jobject, SkCanvas* canvas, |
| 558 | const SkBitmap* bitmap, int meshWidth, int meshHeight, |
| 559 | jfloatArray jverts, int vertIndex, jintArray jcolors, |
| 560 | int colorIndex, const SkPaint* paint) { |
| 561 | |
| 562 | const int ptCount = (meshWidth + 1) * (meshHeight + 1); |
| 563 | const int indexCount = meshWidth * meshHeight * 6; |
| 564 | |
| 565 | AutoJavaFloatArray vertA(env, jverts, vertIndex + (ptCount << 1)); |
| 566 | AutoJavaIntArray colorA(env, jcolors, colorIndex + ptCount); |
| 567 | |
| 568 | /* Our temp storage holds 2 or 3 arrays. |
| 569 | texture points [ptCount * sizeof(SkPoint)] |
| 570 | optionally vertex points [ptCount * sizeof(SkPoint)] if we need a |
| 571 | copy to convert from float to fixed |
| 572 | indices [ptCount * sizeof(uint16_t)] |
| 573 | */ |
| 574 | ssize_t storageSize = ptCount * sizeof(SkPoint); // texs[] |
| 575 | #ifdef SK_SCALAR_IS_FIXED |
| 576 | storageSize += ptCount * sizeof(SkPoint); // storage for verts |
| 577 | #endif |
| 578 | storageSize += indexCount * sizeof(uint16_t); // indices[] |
| 579 | |
| 580 | SkAutoMalloc storage(storageSize); |
| 581 | SkPoint* texs = (SkPoint*)storage.get(); |
| 582 | SkPoint* verts; |
| 583 | uint16_t* indices; |
| 584 | #ifdef SK_SCALAR_IS_FLOAT |
| 585 | verts = (SkPoint*)(vertA.ptr() + vertIndex); |
| 586 | indices = (uint16_t*)(texs + ptCount); |
| 587 | #else |
| 588 | verts = texs + ptCount; |
| 589 | indices = (uint16_t*)(verts + ptCount); |
| 590 | // convert floats to fixed |
| 591 | { |
| 592 | const float* src = vertA.ptr() + vertIndex; |
| 593 | for (int i = 0; i < ptCount; i++) { |
| 594 | verts[i].set(SkFloatToFixed(src[0]), SkFloatToFixed(src[1])); |
| 595 | src += 2; |
| 596 | } |
| 597 | } |
| 598 | #endif |
| 599 | |
| 600 | // cons up texture coordinates and indices |
| 601 | { |
| 602 | const SkScalar w = SkIntToScalar(bitmap->width()); |
| 603 | const SkScalar h = SkIntToScalar(bitmap->height()); |
| 604 | const SkScalar dx = w / meshWidth; |
| 605 | const SkScalar dy = h / meshHeight; |
| 606 | |
| 607 | SkPoint* texsPtr = texs; |
| 608 | SkScalar y = 0; |
| 609 | for (int i = 0; i <= meshHeight; i++) { |
| 610 | if (i == meshHeight) { |
| 611 | y = h; // to ensure numerically we hit h exactly |
| 612 | } |
| 613 | SkScalar x = 0; |
| 614 | for (int j = 0; j < meshWidth; j++) { |
| 615 | texsPtr->set(x, y); |
| 616 | texsPtr += 1; |
| 617 | x += dx; |
| 618 | } |
| 619 | texsPtr->set(w, y); |
| 620 | texsPtr += 1; |
| 621 | y += dy; |
| 622 | } |
| 623 | SkASSERT(texsPtr - texs == ptCount); |
| 624 | } |
| 625 | |
| 626 | // cons up indices |
| 627 | { |
| 628 | uint16_t* indexPtr = indices; |
| 629 | int index = 0; |
| 630 | for (int i = 0; i < meshHeight; i++) { |
| 631 | for (int j = 0; j < meshWidth; j++) { |
| 632 | // lower-left triangle |
| 633 | *indexPtr++ = index; |
| 634 | *indexPtr++ = index + meshWidth + 1; |
| 635 | *indexPtr++ = index + meshWidth + 2; |
| 636 | // upper-right triangle |
| 637 | *indexPtr++ = index; |
| 638 | *indexPtr++ = index + meshWidth + 2; |
| 639 | *indexPtr++ = index + 1; |
| 640 | // bump to the next cell |
| 641 | index += 1; |
| 642 | } |
| 643 | // bump to the next row |
| 644 | index += 1; |
| 645 | } |
| 646 | SkASSERT(indexPtr - indices == indexCount); |
| 647 | SkASSERT((char*)indexPtr - (char*)storage.get() == storageSize); |
| 648 | } |
| 649 | |
| 650 | // double-check that we have legal indices |
| 651 | #ifdef SK_DEBUG |
| 652 | { |
| 653 | for (int i = 0; i < indexCount; i++) { |
| 654 | SkASSERT((unsigned)indices[i] < (unsigned)ptCount); |
| 655 | } |
| 656 | } |
| 657 | #endif |
| 658 | |
| 659 | // cons-up a shader for the bitmap |
| 660 | SkPaint tmpPaint; |
| 661 | if (paint) { |
| 662 | tmpPaint = *paint; |
| 663 | } |
| 664 | SkShader* shader = SkShader::CreateBitmapShader(*bitmap, |
| 665 | SkShader::kClamp_TileMode, SkShader::kClamp_TileMode); |
Derek Sollenberger | 6062c59 | 2011-02-22 13:55:04 -0500 | [diff] [blame] | 666 | SkSafeUnref(tmpPaint.setShader(shader)); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 667 | |
| 668 | canvas->drawVertices(SkCanvas::kTriangles_VertexMode, ptCount, verts, |
| 669 | texs, (const SkColor*)colorA.ptr(), NULL, indices, |
| 670 | indexCount, tmpPaint); |
| 671 | } |
| 672 | |
| 673 | static void drawVertices(JNIEnv* env, jobject, SkCanvas* canvas, |
| 674 | SkCanvas::VertexMode mode, int vertexCount, |
| 675 | jfloatArray jverts, int vertIndex, |
| 676 | jfloatArray jtexs, int texIndex, |
| 677 | jintArray jcolors, int colorIndex, |
| 678 | jshortArray jindices, int indexIndex, |
| 679 | int indexCount, const SkPaint* paint) { |
| 680 | |
| 681 | AutoJavaFloatArray vertA(env, jverts, vertIndex + vertexCount); |
| 682 | AutoJavaFloatArray texA(env, jtexs, texIndex + vertexCount); |
| 683 | AutoJavaIntArray colorA(env, jcolors, colorIndex + vertexCount); |
| 684 | AutoJavaShortArray indexA(env, jindices, indexIndex + indexCount); |
| 685 | |
| 686 | const int ptCount = vertexCount >> 1; |
| 687 | |
| 688 | SkPoint* verts; |
| 689 | SkPoint* texs = NULL; |
| 690 | #ifdef SK_SCALAR_IS_FLOAT |
| 691 | verts = (SkPoint*)(vertA.ptr() + vertIndex); |
| 692 | if (jtexs != NULL) { |
| 693 | texs = (SkPoint*)(texA.ptr() + texIndex); |
| 694 | } |
| 695 | #else |
| 696 | int count = ptCount; // for verts |
| 697 | if (jtexs != NULL) { |
| 698 | count += ptCount; // += for texs |
| 699 | } |
| 700 | SkAutoMalloc storage(count * sizeof(SkPoint)); |
| 701 | verts = (SkPoint*)storage.get(); |
| 702 | const float* src = vertA.ptr() + vertIndex; |
| 703 | for (int i = 0; i < ptCount; i++) { |
| 704 | verts[i].set(SkFloatToFixed(src[0]), SkFloatToFixed(src[1])); |
| 705 | src += 2; |
| 706 | } |
| 707 | if (jtexs != NULL) { |
| 708 | texs = verts + ptCount; |
| 709 | src = texA.ptr() + texIndex; |
| 710 | for (int i = 0; i < ptCount; i++) { |
| 711 | texs[i].set(SkFloatToFixed(src[0]), SkFloatToFixed(src[1])); |
| 712 | src += 2; |
| 713 | } |
| 714 | } |
| 715 | #endif |
| 716 | |
| 717 | const SkColor* colors = NULL; |
| 718 | const uint16_t* indices = NULL; |
| 719 | if (jcolors != NULL) { |
| 720 | colors = (const SkColor*)(colorA.ptr() + colorIndex); |
| 721 | } |
| 722 | if (jindices != NULL) { |
| 723 | indices = (const uint16_t*)(indexA.ptr() + indexIndex); |
| 724 | } |
| 725 | |
| 726 | canvas->drawVertices(mode, ptCount, verts, texs, colors, NULL, |
| 727 | indices, indexCount, *paint); |
| 728 | } |
Doug Felt | f47d740 | 2010-04-21 16:01:52 -0700 | [diff] [blame] | 729 | |
Doug Felt | 0c702b8 | 2010-05-14 10:55:42 -0700 | [diff] [blame] | 730 | |
Doug Felt | f47d740 | 2010-04-21 16:01:52 -0700 | [diff] [blame] | 731 | static void drawText___CIIFFIPaint(JNIEnv* env, jobject, SkCanvas* canvas, |
| 732 | jcharArray text, int index, int count, |
| 733 | jfloat x, jfloat y, int flags, SkPaint* paint) { |
| 734 | jchar* textArray = env->GetCharArrayElements(text, NULL); |
Fabrice Di Meglio | b39d897 | 2011-04-18 18:33:48 -0700 | [diff] [blame] | 735 | drawTextWithGlyphs(canvas, textArray + index, 0, count, x, y, flags, paint); |
Doug Felt | f47d740 | 2010-04-21 16:01:52 -0700 | [diff] [blame] | 736 | env->ReleaseCharArrayElements(text, textArray, JNI_ABORT); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 737 | } |
Doug Felt | 0c702b8 | 2010-05-14 10:55:42 -0700 | [diff] [blame] | 738 | |
Doug Felt | f47d740 | 2010-04-21 16:01:52 -0700 | [diff] [blame] | 739 | static void drawText__StringIIFFIPaint(JNIEnv* env, jobject, |
Doug Felt | 0c702b8 | 2010-05-14 10:55:42 -0700 | [diff] [blame] | 740 | SkCanvas* canvas, jstring text, |
Doug Felt | f47d740 | 2010-04-21 16:01:52 -0700 | [diff] [blame] | 741 | int start, int end, |
| 742 | jfloat x, jfloat y, int flags, SkPaint* paint) { |
| 743 | const jchar* textArray = env->GetStringChars(text, NULL); |
Fabrice Di Meglio | b39d897 | 2011-04-18 18:33:48 -0700 | [diff] [blame] | 744 | drawTextWithGlyphs(canvas, textArray, start, end, x, y, flags, paint); |
Doug Felt | f47d740 | 2010-04-21 16:01:52 -0700 | [diff] [blame] | 745 | env->ReleaseStringChars(text, textArray); |
| 746 | } |
Doug Felt | 0c702b8 | 2010-05-14 10:55:42 -0700 | [diff] [blame] | 747 | |
Fabrice Di Meglio | 689e515 | 2011-04-13 16:07:37 -0700 | [diff] [blame] | 748 | static void drawTextWithGlyphs(SkCanvas* canvas, const jchar* textArray, |
| 749 | int start, int end, |
| 750 | jfloat x, jfloat y, int flags, SkPaint* paint) { |
| 751 | |
| 752 | jint count = end - start; |
Fabrice Di Meglio | 79df532 | 2011-09-19 15:17:56 -0700 | [diff] [blame] | 753 | drawTextWithGlyphs(canvas, textArray + start, 0, count, count, x, y, flags, paint); |
Fabrice Di Meglio | 689e515 | 2011-04-13 16:07:37 -0700 | [diff] [blame] | 754 | } |
| 755 | |
Fabrice Di Meglio | b39d897 | 2011-04-18 18:33:48 -0700 | [diff] [blame] | 756 | static void drawTextWithGlyphs(SkCanvas* canvas, const jchar* textArray, |
| 757 | int start, int count, int contextCount, |
| 758 | jfloat x, jfloat y, int flags, SkPaint* paint) { |
| 759 | |
Fabrice Di Meglio | af033ca | 2011-06-06 11:51:46 -0700 | [diff] [blame] | 760 | sp<TextLayoutCacheValue> value; |
| 761 | #if USE_TEXT_LAYOUT_CACHE |
Fabrice Di Meglio | 5c863f7 | 2011-10-05 18:11:59 -0700 | [diff] [blame] | 762 | value = TextLayoutCache::getInstance().getValue(paint, textArray, start, count, |
| 763 | contextCount, flags); |
Fabrice Di Meglio | b39d897 | 2011-04-18 18:33:48 -0700 | [diff] [blame] | 764 | if (value == NULL) { |
Fabrice Di Meglio | b02d0ca | 2011-12-08 14:05:44 -0800 | [diff] [blame] | 765 | LOGE("Cannot get TextLayoutCache value for text = '%s'", |
| 766 | String8(textArray + start, count).string()); |
Fabrice Di Meglio | b39d897 | 2011-04-18 18:33:48 -0700 | [diff] [blame] | 767 | return ; |
| 768 | } |
Fabrice Di Meglio | af033ca | 2011-06-06 11:51:46 -0700 | [diff] [blame] | 769 | #else |
Fabrice Di Meglio | b02d0ca | 2011-12-08 14:05:44 -0800 | [diff] [blame] | 770 | value = new TextLayoutCacheValue(contextCount); |
| 771 | TextLayoutEngine::getInstance().computeValues(value.get(), paint, |
| 772 | reinterpret_cast<const UChar*>(textArray), start, count, contextCount, flags); |
Fabrice Di Meglio | af033ca | 2011-06-06 11:51:46 -0700 | [diff] [blame] | 773 | #endif |
Fabrice Di Meglio | 5c863f7 | 2011-10-05 18:11:59 -0700 | [diff] [blame] | 774 | doDrawGlyphs(canvas, value->getGlyphs(), 0, value->getGlyphsCount(), x, y, flags, paint); |
Fabrice Di Meglio | b39d897 | 2011-04-18 18:33:48 -0700 | [diff] [blame] | 775 | } |
| 776 | |
Fabrice Di Meglio | fcf2be1 | 2011-04-05 17:02:36 -0700 | [diff] [blame] | 777 | static void doDrawGlyphs(SkCanvas* canvas, const jchar* glyphArray, int index, int count, |
| 778 | jfloat x, jfloat y, int flags, SkPaint* paint) { |
Fabrice Di Meglio | 9f82b58 | 2011-03-08 12:02:59 -0800 | [diff] [blame] | 779 | // TODO: need to suppress this code after the GL renderer is modified for not |
| 780 | // copying the paint |
| 781 | |
| 782 | // Save old text encoding |
| 783 | SkPaint::TextEncoding oldEncoding = paint->getTextEncoding(); |
| 784 | // Define Glyph encoding |
| 785 | paint->setTextEncoding(SkPaint::kGlyphID_TextEncoding); |
| 786 | |
Fabrice Di Meglio | fcf2be1 | 2011-04-05 17:02:36 -0700 | [diff] [blame] | 787 | canvas->drawText(glyphArray + index * 2, count * 2, x, y, *paint); |
Fabrice Di Meglio | 9f82b58 | 2011-03-08 12:02:59 -0800 | [diff] [blame] | 788 | |
| 789 | // Get back old encoding |
| 790 | paint->setTextEncoding(oldEncoding); |
Fabrice Di Meglio | fcf2be1 | 2011-04-05 17:02:36 -0700 | [diff] [blame] | 791 | } |
| 792 | |
Doug Felt | 0c702b8 | 2010-05-14 10:55:42 -0700 | [diff] [blame] | 793 | static void drawTextRun___CIIIIFFIPaint( |
Doug Felt | f47d740 | 2010-04-21 16:01:52 -0700 | [diff] [blame] | 794 | JNIEnv* env, jobject, SkCanvas* canvas, jcharArray text, int index, |
Doug Felt | 0c702b8 | 2010-05-14 10:55:42 -0700 | [diff] [blame] | 795 | int count, int contextIndex, int contextCount, |
Doug Felt | 4beb8ff7 | 2010-06-09 13:53:24 -0700 | [diff] [blame] | 796 | jfloat x, jfloat y, int dirFlags, SkPaint* paint) { |
Doug Felt | f47d740 | 2010-04-21 16:01:52 -0700 | [diff] [blame] | 797 | |
Doug Felt | f47d740 | 2010-04-21 16:01:52 -0700 | [diff] [blame] | 798 | jchar* chars = env->GetCharArrayElements(text, NULL); |
Fabrice Di Meglio | b39d897 | 2011-04-18 18:33:48 -0700 | [diff] [blame] | 799 | drawTextWithGlyphs(canvas, chars + contextIndex, index - contextIndex, |
| 800 | count, contextCount, x, y, dirFlags, paint); |
Doug Felt | f47d740 | 2010-04-21 16:01:52 -0700 | [diff] [blame] | 801 | env->ReleaseCharArrayElements(text, chars, JNI_ABORT); |
| 802 | } |
| 803 | |
Doug Felt | 0c702b8 | 2010-05-14 10:55:42 -0700 | [diff] [blame] | 804 | static void drawTextRun__StringIIIIFFIPaint( |
| 805 | JNIEnv* env, jobject obj, SkCanvas* canvas, jstring text, jint start, |
| 806 | jint end, jint contextStart, jint contextEnd, |
Doug Felt | 4beb8ff7 | 2010-06-09 13:53:24 -0700 | [diff] [blame] | 807 | jfloat x, jfloat y, jint dirFlags, SkPaint* paint) { |
Doug Felt | f47d740 | 2010-04-21 16:01:52 -0700 | [diff] [blame] | 808 | |
Doug Felt | 0c702b8 | 2010-05-14 10:55:42 -0700 | [diff] [blame] | 809 | jint count = end - start; |
| 810 | jint contextCount = contextEnd - contextStart; |
Doug Felt | f47d740 | 2010-04-21 16:01:52 -0700 | [diff] [blame] | 811 | const jchar* chars = env->GetStringChars(text, NULL); |
Fabrice Di Meglio | b39d897 | 2011-04-18 18:33:48 -0700 | [diff] [blame] | 812 | drawTextWithGlyphs(canvas, chars + contextStart, start - contextStart, |
| 813 | count, contextCount, x, y, dirFlags, paint); |
Doug Felt | f47d740 | 2010-04-21 16:01:52 -0700 | [diff] [blame] | 814 | env->ReleaseStringChars(text, chars); |
| 815 | } |
| 816 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 817 | static void drawPosText___CII_FPaint(JNIEnv* env, jobject, SkCanvas* canvas, |
| 818 | jcharArray text, int index, int count, |
| 819 | jfloatArray pos, SkPaint* paint) { |
| 820 | jchar* textArray = text ? env->GetCharArrayElements(text, NULL) : NULL; |
| 821 | jsize textCount = text ? env->GetArrayLength(text) : NULL; |
| 822 | float* posArray = pos ? env->GetFloatArrayElements(pos, NULL) : NULL; |
| 823 | int posCount = pos ? env->GetArrayLength(pos) >> 1: 0; |
| 824 | SkPoint* posPtr = posCount > 0 ? new SkPoint[posCount] : NULL; |
| 825 | int indx; |
| 826 | for (indx = 0; indx < posCount; indx++) { |
| 827 | posPtr[indx].fX = SkFloatToScalar(posArray[indx << 1]); |
| 828 | posPtr[indx].fY = SkFloatToScalar(posArray[(indx << 1) + 1]); |
| 829 | } |
Mike Reed | ad8b8f5 | 2009-05-01 08:24:01 -0400 | [diff] [blame] | 830 | canvas->drawPosText(textArray + index, count << 1, posPtr, *paint); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 831 | if (text) { |
| 832 | env->ReleaseCharArrayElements(text, textArray, 0); |
| 833 | } |
| 834 | if (pos) { |
| 835 | env->ReleaseFloatArrayElements(pos, posArray, 0); |
| 836 | } |
| 837 | delete[] posPtr; |
| 838 | } |
Doug Felt | 0c702b8 | 2010-05-14 10:55:42 -0700 | [diff] [blame] | 839 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 840 | static void drawPosText__String_FPaint(JNIEnv* env, jobject, |
| 841 | SkCanvas* canvas, jstring text, |
Doug Felt | 4beb8ff7 | 2010-06-09 13:53:24 -0700 | [diff] [blame] | 842 | jfloatArray pos, |
| 843 | SkPaint* paint) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 844 | const void* text_ = text ? env->GetStringChars(text, NULL) : NULL; |
| 845 | int byteLength = text ? env->GetStringLength(text) : 0; |
| 846 | float* posArray = pos ? env->GetFloatArrayElements(pos, NULL) : NULL; |
| 847 | int posCount = pos ? env->GetArrayLength(pos) >> 1: 0; |
| 848 | SkPoint* posPtr = posCount > 0 ? new SkPoint[posCount] : NULL; |
| 849 | |
| 850 | for (int indx = 0; indx < posCount; indx++) { |
| 851 | posPtr[indx].fX = SkFloatToScalar(posArray[indx << 1]); |
| 852 | posPtr[indx].fY = SkFloatToScalar(posArray[(indx << 1) + 1]); |
| 853 | } |
| 854 | canvas->drawPosText(text_, byteLength << 1, posPtr, *paint); |
| 855 | if (text) { |
| 856 | env->ReleaseStringChars(text, (const jchar*) text_); |
| 857 | } |
| 858 | if (pos) { |
| 859 | env->ReleaseFloatArrayElements(pos, posArray, 0); |
| 860 | } |
| 861 | delete[] posPtr; |
| 862 | } |
Doug Felt | 0c702b8 | 2010-05-14 10:55:42 -0700 | [diff] [blame] | 863 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 864 | static void drawTextOnPath___CIIPathFFPaint(JNIEnv* env, jobject, |
Doug Felt | 4beb8ff7 | 2010-06-09 13:53:24 -0700 | [diff] [blame] | 865 | SkCanvas* canvas, jcharArray text, int index, int count, |
| 866 | SkPath* path, jfloat hOffset, jfloat vOffset, jint bidiFlags, SkPaint* paint) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 867 | |
| 868 | jchar* textArray = env->GetCharArrayElements(text, NULL); |
Romain Guy | 8f67eae | 2011-04-26 11:24:42 -0700 | [diff] [blame] | 869 | TextLayout::drawTextOnPath(paint, textArray + index, count, bidiFlags, hOffset, vOffset, |
Doug Felt | f7cb1f7 | 2010-07-01 16:20:43 -0700 | [diff] [blame] | 870 | path, canvas); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 871 | env->ReleaseCharArrayElements(text, textArray, 0); |
| 872 | } |
Doug Felt | 0c702b8 | 2010-05-14 10:55:42 -0700 | [diff] [blame] | 873 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 874 | static void drawTextOnPath__StringPathFFPaint(JNIEnv* env, jobject, |
Doug Felt | 4beb8ff7 | 2010-06-09 13:53:24 -0700 | [diff] [blame] | 875 | SkCanvas* canvas, jstring text, SkPath* path, |
| 876 | jfloat hOffset, jfloat vOffset, jint bidiFlags, SkPaint* paint) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 877 | const jchar* text_ = env->GetStringChars(text, NULL); |
Doug Felt | 4beb8ff7 | 2010-06-09 13:53:24 -0700 | [diff] [blame] | 878 | int count = env->GetStringLength(text); |
Doug Felt | f7cb1f7 | 2010-07-01 16:20:43 -0700 | [diff] [blame] | 879 | TextLayout::drawTextOnPath(paint, text_, count, bidiFlags, hOffset, vOffset, |
| 880 | path, canvas); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 881 | env->ReleaseStringChars(text, text_); |
| 882 | } |
Doug Felt | 0c702b8 | 2010-05-14 10:55:42 -0700 | [diff] [blame] | 883 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 884 | static bool getClipBounds(JNIEnv* env, jobject, SkCanvas* canvas, |
| 885 | jobject bounds) { |
| 886 | SkRect r; |
| 887 | SkIRect ir; |
| 888 | bool result = canvas->getClipBounds(&r, SkCanvas::kBW_EdgeType); |
| 889 | |
| 890 | r.round(&ir); |
| 891 | (void)GraphicsJNI::irect_to_jrect(ir, env, bounds); |
| 892 | return result; |
| 893 | } |
| 894 | |
| 895 | static void getCTM(JNIEnv* env, jobject, SkCanvas* canvas, |
| 896 | SkMatrix* matrix) { |
| 897 | *matrix = canvas->getTotalMatrix(); |
| 898 | } |
| 899 | }; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 900 | |
| 901 | static JNINativeMethod gCanvasMethods[] = { |
| 902 | {"finalizer", "(I)V", (void*) SkCanvasGlue::finalizer}, |
| 903 | {"initRaster","(I)I", (void*) SkCanvasGlue::initRaster}, |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 904 | {"isOpaque","()Z", (void*) SkCanvasGlue::isOpaque}, |
| 905 | {"getWidth","()I", (void*) SkCanvasGlue::getWidth}, |
| 906 | {"getHeight","()I", (void*) SkCanvasGlue::getHeight}, |
| 907 | {"native_setBitmap","(II)V", (void*) SkCanvasGlue::setBitmap}, |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 908 | {"save","()I", (void*) SkCanvasGlue::saveAll}, |
| 909 | {"save","(I)I", (void*) SkCanvasGlue::save}, |
| 910 | {"native_saveLayer","(ILandroid/graphics/RectF;II)I", |
| 911 | (void*) SkCanvasGlue::saveLayer}, |
| 912 | {"native_saveLayer","(IFFFFII)I", (void*) SkCanvasGlue::saveLayer4F}, |
| 913 | {"native_saveLayerAlpha","(ILandroid/graphics/RectF;II)I", |
| 914 | (void*) SkCanvasGlue::saveLayerAlpha}, |
| 915 | {"native_saveLayerAlpha","(IFFFFII)I", |
| 916 | (void*) SkCanvasGlue::saveLayerAlpha4F}, |
| 917 | {"restore","()V", (void*) SkCanvasGlue::restore}, |
| 918 | {"getSaveCount","()I", (void*) SkCanvasGlue::getSaveCount}, |
| 919 | {"restoreToCount","(I)V", (void*) SkCanvasGlue::restoreToCount}, |
| 920 | {"translate","(FF)V", (void*) SkCanvasGlue::translate}, |
| 921 | {"scale","(FF)V", (void*) SkCanvasGlue::scale__FF}, |
| 922 | {"rotate","(F)V", (void*) SkCanvasGlue::rotate__F}, |
| 923 | {"skew","(FF)V", (void*) SkCanvasGlue::skew__FF}, |
| 924 | {"native_concat","(II)V", (void*) SkCanvasGlue::concat}, |
| 925 | {"native_setMatrix","(II)V", (void*) SkCanvasGlue::setMatrix}, |
| 926 | {"clipRect","(FFFF)Z", (void*) SkCanvasGlue::clipRect_FFFF}, |
| 927 | {"clipRect","(IIII)Z", (void*) SkCanvasGlue::clipRect_IIII}, |
| 928 | {"clipRect","(Landroid/graphics/RectF;)Z", |
| 929 | (void*) SkCanvasGlue::clipRect_RectF}, |
| 930 | {"clipRect","(Landroid/graphics/Rect;)Z", |
| 931 | (void*) SkCanvasGlue::clipRect_Rect}, |
| 932 | {"native_clipRect","(IFFFFI)Z", (void*) SkCanvasGlue::clipRect}, |
| 933 | {"native_clipPath","(III)Z", (void*) SkCanvasGlue::clipPath}, |
| 934 | {"native_clipRegion","(III)Z", (void*) SkCanvasGlue::clipRegion}, |
| 935 | {"nativeSetDrawFilter", "(II)V", (void*) SkCanvasGlue::setDrawFilter}, |
| 936 | {"native_getClipBounds","(ILandroid/graphics/Rect;)Z", |
| 937 | (void*) SkCanvasGlue::getClipBounds}, |
| 938 | {"native_getCTM", "(II)V", (void*)SkCanvasGlue::getCTM}, |
| 939 | {"native_quickReject","(ILandroid/graphics/RectF;I)Z", |
| 940 | (void*) SkCanvasGlue::quickReject__RectFI}, |
| 941 | {"native_quickReject","(III)Z", (void*) SkCanvasGlue::quickReject__PathI}, |
| 942 | {"native_quickReject","(IFFFFI)Z", (void*)SkCanvasGlue::quickReject__FFFFI}, |
| 943 | {"native_drawRGB","(IIII)V", (void*) SkCanvasGlue::drawRGB}, |
| 944 | {"native_drawARGB","(IIIII)V", (void*) SkCanvasGlue::drawARGB}, |
| 945 | {"native_drawColor","(II)V", (void*) SkCanvasGlue::drawColor__I}, |
| 946 | {"native_drawColor","(III)V", (void*) SkCanvasGlue::drawColor__II}, |
| 947 | {"native_drawPaint","(II)V", (void*) SkCanvasGlue::drawPaint}, |
| 948 | {"drawPoint", "(FFLandroid/graphics/Paint;)V", |
| 949 | (void*) SkCanvasGlue::drawPoint}, |
| 950 | {"drawPoints", "([FIILandroid/graphics/Paint;)V", |
| 951 | (void*) SkCanvasGlue::drawPoints}, |
| 952 | {"drawLines", "([FIILandroid/graphics/Paint;)V", |
| 953 | (void*) SkCanvasGlue::drawLines}, |
| 954 | {"native_drawLine","(IFFFFI)V", (void*) SkCanvasGlue::drawLine__FFFFPaint}, |
| 955 | {"native_drawRect","(ILandroid/graphics/RectF;I)V", |
| 956 | (void*) SkCanvasGlue::drawRect__RectFPaint}, |
| 957 | {"native_drawRect","(IFFFFI)V", (void*) SkCanvasGlue::drawRect__FFFFPaint}, |
| 958 | {"native_drawOval","(ILandroid/graphics/RectF;I)V", |
| 959 | (void*) SkCanvasGlue::drawOval}, |
| 960 | {"native_drawCircle","(IFFFI)V", (void*) SkCanvasGlue::drawCircle}, |
| 961 | {"native_drawArc","(ILandroid/graphics/RectF;FFZI)V", |
| 962 | (void*) SkCanvasGlue::drawArc}, |
| 963 | {"native_drawRoundRect","(ILandroid/graphics/RectF;FFI)V", |
| 964 | (void*) SkCanvasGlue::drawRoundRect}, |
| 965 | {"native_drawPath","(III)V", (void*) SkCanvasGlue::drawPath}, |
Dianne Hackborn | 0d22101 | 2009-07-29 15:41:19 -0700 | [diff] [blame] | 966 | {"native_drawBitmap","(IIFFIIII)V", |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 967 | (void*) SkCanvasGlue::drawBitmap__BitmapFFPaint}, |
Dianne Hackborn | 0d22101 | 2009-07-29 15:41:19 -0700 | [diff] [blame] | 968 | {"native_drawBitmap","(IILandroid/graphics/Rect;Landroid/graphics/RectF;III)V", |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 969 | (void*) SkCanvasGlue::drawBitmapRF}, |
Dianne Hackborn | 0d22101 | 2009-07-29 15:41:19 -0700 | [diff] [blame] | 970 | {"native_drawBitmap","(IILandroid/graphics/Rect;Landroid/graphics/Rect;III)V", |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 971 | (void*) SkCanvasGlue::drawBitmapRR}, |
| 972 | {"native_drawBitmap", "(I[IIIFFIIZI)V", |
| 973 | (void*)SkCanvasGlue::drawBitmapArray}, |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 974 | {"nativeDrawBitmapMatrix", "(IIII)V", |
| 975 | (void*)SkCanvasGlue::drawBitmapMatrix}, |
| 976 | {"nativeDrawBitmapMesh", "(IIII[FI[III)V", |
| 977 | (void*)SkCanvasGlue::drawBitmapMesh}, |
| 978 | {"nativeDrawVertices", "(III[FI[FI[II[SIII)V", |
| 979 | (void*)SkCanvasGlue::drawVertices}, |
Doug Felt | f47d740 | 2010-04-21 16:01:52 -0700 | [diff] [blame] | 980 | {"native_drawText","(I[CIIFFII)V", |
| 981 | (void*) SkCanvasGlue::drawText___CIIFFIPaint}, |
| 982 | {"native_drawText","(ILjava/lang/String;IIFFII)V", |
| 983 | (void*) SkCanvasGlue::drawText__StringIIFFIPaint}, |
Doug Felt | 0c702b8 | 2010-05-14 10:55:42 -0700 | [diff] [blame] | 984 | {"native_drawTextRun","(I[CIIIIFFII)V", |
| 985 | (void*) SkCanvasGlue::drawTextRun___CIIIIFFIPaint}, |
| 986 | {"native_drawTextRun","(ILjava/lang/String;IIIIFFII)V", |
| 987 | (void*) SkCanvasGlue::drawTextRun__StringIIIIFFIPaint}, |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 988 | {"native_drawPosText","(I[CII[FI)V", |
| 989 | (void*) SkCanvasGlue::drawPosText___CII_FPaint}, |
| 990 | {"native_drawPosText","(ILjava/lang/String;[FI)V", |
| 991 | (void*) SkCanvasGlue::drawPosText__String_FPaint}, |
Doug Felt | 4beb8ff7 | 2010-06-09 13:53:24 -0700 | [diff] [blame] | 992 | {"native_drawTextOnPath","(I[CIIIFFII)V", |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 993 | (void*) SkCanvasGlue::drawTextOnPath___CIIPathFFPaint}, |
Doug Felt | 4beb8ff7 | 2010-06-09 13:53:24 -0700 | [diff] [blame] | 994 | {"native_drawTextOnPath","(ILjava/lang/String;IFFII)V", |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 995 | (void*) SkCanvasGlue::drawTextOnPath__StringPathFFPaint}, |
| 996 | {"native_drawPicture", "(II)V", (void*) SkCanvasGlue::drawPicture}, |
| 997 | |
Mike Reed | caf0df1 | 2009-04-27 14:32:05 -0400 | [diff] [blame] | 998 | {"freeCaches", "()V", (void*) SkCanvasGlue::freeCaches} |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 999 | }; |
| 1000 | |
Mike Reed | c04851f | 2009-10-28 15:09:45 -0400 | [diff] [blame] | 1001 | /////////////////////////////////////////////////////////////////////////////// |
| 1002 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1003 | #include <android_runtime/AndroidRuntime.h> |
| 1004 | |
| 1005 | #define REG(env, name, array) \ |
| 1006 | result = android::AndroidRuntime::registerNativeMethods(env, name, array, \ |
| 1007 | SK_ARRAY_COUNT(array)); \ |
| 1008 | if (result < 0) return result |
| 1009 | |
| 1010 | int register_android_graphics_Canvas(JNIEnv* env) { |
| 1011 | int result; |
| 1012 | |
| 1013 | REG(env, "android/graphics/Canvas", gCanvasMethods); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1014 | |
| 1015 | return result; |
| 1016 | } |
| 1017 | |
| 1018 | } |