Ficus Kirkpatrick | 1a9c27c | 2010-03-05 17:05:08 -0800 | [diff] [blame] | 1 | #define LOG_TAG "GraphicsJNI" |
| 2 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 3 | #include "jni.h" |
Elliott Hughes | 8451b25 | 2011-04-07 19:17:57 -0700 | [diff] [blame] | 4 | #include "JNIHelp.h" |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 5 | #include "GraphicsJNI.h" |
Patrick Dubroy | e4ac2d6 | 2010-12-01 11:23:13 -0800 | [diff] [blame] | 6 | |
| 7 | #include "SkCanvas.h" |
| 8 | #include "SkDevice.h" |
Leon Scroggins | 46cb9bd | 2014-03-06 15:36:39 -0500 | [diff] [blame] | 9 | #include "SkMath.h" |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 10 | #include "SkPicture.h" |
| 11 | #include "SkRegion.h" |
| 12 | #include <android_runtime/AndroidRuntime.h> |
| 13 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 14 | void doThrowNPE(JNIEnv* env) { |
Elliott Hughes | 69a017b | 2011-04-08 14:10:28 -0700 | [diff] [blame] | 15 | jniThrowNullPointerException(env, NULL); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 16 | } |
| 17 | |
| 18 | void doThrowAIOOBE(JNIEnv* env) { |
Elliott Hughes | 8451b25 | 2011-04-07 19:17:57 -0700 | [diff] [blame] | 19 | jniThrowException(env, "java/lang/ArrayIndexOutOfBoundsException", NULL); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 20 | } |
| 21 | |
| 22 | void doThrowRE(JNIEnv* env, const char* msg) { |
Elliott Hughes | 69a017b | 2011-04-08 14:10:28 -0700 | [diff] [blame] | 23 | jniThrowRuntimeException(env, msg); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 24 | } |
| 25 | |
| 26 | void doThrowIAE(JNIEnv* env, const char* msg) { |
Elliott Hughes | 8451b25 | 2011-04-07 19:17:57 -0700 | [diff] [blame] | 27 | jniThrowException(env, "java/lang/IllegalArgumentException", msg); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 28 | } |
| 29 | |
| 30 | void doThrowISE(JNIEnv* env, const char* msg) { |
Elliott Hughes | 8451b25 | 2011-04-07 19:17:57 -0700 | [diff] [blame] | 31 | jniThrowException(env, "java/lang/IllegalStateException", msg); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 32 | } |
| 33 | |
| 34 | void doThrowOOME(JNIEnv* env, const char* msg) { |
Elliott Hughes | 8451b25 | 2011-04-07 19:17:57 -0700 | [diff] [blame] | 35 | jniThrowException(env, "java/lang/OutOfMemoryError", msg); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 36 | } |
| 37 | |
Joseph Wen | f1f48bc | 2010-07-19 16:59:51 +0800 | [diff] [blame] | 38 | void doThrowIOE(JNIEnv* env, const char* msg) { |
Elliott Hughes | 8451b25 | 2011-04-07 19:17:57 -0700 | [diff] [blame] | 39 | jniThrowException(env, "java/io/IOException", msg); |
Joseph Wen | f1f48bc | 2010-07-19 16:59:51 +0800 | [diff] [blame] | 40 | } |
| 41 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 42 | bool GraphicsJNI::hasException(JNIEnv *env) { |
| 43 | if (env->ExceptionCheck() != 0) { |
Steve Block | 3762c31 | 2012-01-06 19:20:56 +0000 | [diff] [blame] | 44 | ALOGE("*** Uncaught exception returned from Java call!\n"); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 45 | env->ExceptionDescribe(); |
| 46 | return true; |
| 47 | } |
| 48 | return false; |
| 49 | } |
| 50 | |
| 51 | /////////////////////////////////////////////////////////////////////////////// |
| 52 | |
| 53 | AutoJavaFloatArray::AutoJavaFloatArray(JNIEnv* env, jfloatArray array, |
Mike Reed | c04851f | 2009-10-28 15:09:45 -0400 | [diff] [blame] | 54 | int minLength, JNIAccess access) |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 55 | : fEnv(env), fArray(array), fPtr(NULL), fLen(0) { |
| 56 | SkASSERT(env); |
| 57 | if (array) { |
| 58 | fLen = env->GetArrayLength(array); |
| 59 | if (fLen < minLength) { |
| 60 | sk_throw(); |
| 61 | } |
| 62 | fPtr = env->GetFloatArrayElements(array, NULL); |
| 63 | } |
Mike Reed | c04851f | 2009-10-28 15:09:45 -0400 | [diff] [blame] | 64 | fReleaseMode = (access == kRO_JNIAccess) ? JNI_ABORT : 0; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 65 | } |
| 66 | |
| 67 | AutoJavaFloatArray::~AutoJavaFloatArray() { |
| 68 | if (fPtr) { |
Mike Reed | c04851f | 2009-10-28 15:09:45 -0400 | [diff] [blame] | 69 | fEnv->ReleaseFloatArrayElements(fArray, fPtr, fReleaseMode); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 70 | } |
| 71 | } |
| 72 | |
| 73 | AutoJavaIntArray::AutoJavaIntArray(JNIEnv* env, jintArray array, |
| 74 | int minLength) |
| 75 | : fEnv(env), fArray(array), fPtr(NULL), fLen(0) { |
| 76 | SkASSERT(env); |
| 77 | if (array) { |
| 78 | fLen = env->GetArrayLength(array); |
| 79 | if (fLen < minLength) { |
| 80 | sk_throw(); |
| 81 | } |
| 82 | fPtr = env->GetIntArrayElements(array, NULL); |
| 83 | } |
| 84 | } |
| 85 | |
| 86 | AutoJavaIntArray::~AutoJavaIntArray() { |
| 87 | if (fPtr) { |
| 88 | fEnv->ReleaseIntArrayElements(fArray, fPtr, 0); |
| 89 | } |
| 90 | } |
| 91 | |
| 92 | AutoJavaShortArray::AutoJavaShortArray(JNIEnv* env, jshortArray array, |
Mike Reed | c04851f | 2009-10-28 15:09:45 -0400 | [diff] [blame] | 93 | int minLength, JNIAccess access) |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 94 | : fEnv(env), fArray(array), fPtr(NULL), fLen(0) { |
| 95 | SkASSERT(env); |
| 96 | if (array) { |
| 97 | fLen = env->GetArrayLength(array); |
| 98 | if (fLen < minLength) { |
| 99 | sk_throw(); |
| 100 | } |
| 101 | fPtr = env->GetShortArrayElements(array, NULL); |
| 102 | } |
Mike Reed | c04851f | 2009-10-28 15:09:45 -0400 | [diff] [blame] | 103 | fReleaseMode = (access == kRO_JNIAccess) ? JNI_ABORT : 0; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 104 | } |
| 105 | |
| 106 | AutoJavaShortArray::~AutoJavaShortArray() { |
| 107 | if (fPtr) { |
Mike Reed | c04851f | 2009-10-28 15:09:45 -0400 | [diff] [blame] | 108 | fEnv->ReleaseShortArrayElements(fArray, fPtr, fReleaseMode); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 109 | } |
| 110 | } |
| 111 | |
| 112 | AutoJavaByteArray::AutoJavaByteArray(JNIEnv* env, jbyteArray array, |
| 113 | int minLength) |
| 114 | : fEnv(env), fArray(array), fPtr(NULL), fLen(0) { |
| 115 | SkASSERT(env); |
| 116 | if (array) { |
| 117 | fLen = env->GetArrayLength(array); |
| 118 | if (fLen < minLength) { |
| 119 | sk_throw(); |
| 120 | } |
| 121 | fPtr = env->GetByteArrayElements(array, NULL); |
| 122 | } |
| 123 | } |
| 124 | |
| 125 | AutoJavaByteArray::~AutoJavaByteArray() { |
| 126 | if (fPtr) { |
| 127 | fEnv->ReleaseByteArrayElements(fArray, fPtr, 0); |
| 128 | } |
| 129 | } |
| 130 | |
| 131 | /////////////////////////////////////////////////////////////////////////////// |
| 132 | |
| 133 | static jclass gRect_class; |
| 134 | static jfieldID gRect_leftFieldID; |
| 135 | static jfieldID gRect_topFieldID; |
| 136 | static jfieldID gRect_rightFieldID; |
| 137 | static jfieldID gRect_bottomFieldID; |
| 138 | |
| 139 | static jclass gRectF_class; |
| 140 | static jfieldID gRectF_leftFieldID; |
| 141 | static jfieldID gRectF_topFieldID; |
| 142 | static jfieldID gRectF_rightFieldID; |
| 143 | static jfieldID gRectF_bottomFieldID; |
| 144 | |
| 145 | static jclass gPoint_class; |
| 146 | static jfieldID gPoint_xFieldID; |
| 147 | static jfieldID gPoint_yFieldID; |
| 148 | |
| 149 | static jclass gPointF_class; |
| 150 | static jfieldID gPointF_xFieldID; |
| 151 | static jfieldID gPointF_yFieldID; |
| 152 | |
| 153 | static jclass gBitmap_class; |
| 154 | static jfieldID gBitmap_nativeInstanceID; |
| 155 | static jmethodID gBitmap_constructorMethodID; |
Chris Craik | 9f58361 | 2013-05-20 18:13:47 -0700 | [diff] [blame] | 156 | static jmethodID gBitmap_reinitMethodID; |
| 157 | static jmethodID gBitmap_getAllocationByteCountMethodID; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 158 | |
| 159 | static jclass gBitmapConfig_class; |
| 160 | static jfieldID gBitmapConfig_nativeInstanceID; |
| 161 | |
Wei-Ta Chen | 6b849e2 | 2010-09-07 17:32:18 +0800 | [diff] [blame] | 162 | static jclass gBitmapRegionDecoder_class; |
| 163 | static jmethodID gBitmapRegionDecoder_constructorMethodID; |
Joseph Wen | f1f48bc | 2010-07-19 16:59:51 +0800 | [diff] [blame] | 164 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 165 | static jclass gCanvas_class; |
| 166 | static jfieldID gCanvas_nativeInstanceID; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 167 | |
| 168 | static jclass gPaint_class; |
| 169 | static jfieldID gPaint_nativeInstanceID; |
Raph Levien | 1a73f732 | 2014-01-30 16:06:28 -0800 | [diff] [blame] | 170 | static jfieldID gPaint_nativeTypefaceID; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 171 | |
| 172 | static jclass gPicture_class; |
| 173 | static jfieldID gPicture_nativeInstanceID; |
| 174 | |
| 175 | static jclass gRegion_class; |
| 176 | static jfieldID gRegion_nativeInstanceID; |
| 177 | static jmethodID gRegion_constructorMethodID; |
| 178 | |
Mathieu Chartier | 7384b42 | 2013-10-17 18:16:42 -0700 | [diff] [blame] | 179 | static jclass gByte_class; |
| 180 | static jobject gVMRuntime; |
| 181 | static jclass gVMRuntime_class; |
| 182 | static jmethodID gVMRuntime_newNonMovableArray; |
| 183 | static jmethodID gVMRuntime_addressOf; |
| 184 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 185 | /////////////////////////////////////////////////////////////////////////////// |
| 186 | |
| 187 | void GraphicsJNI::get_jrect(JNIEnv* env, jobject obj, int* L, int* T, int* R, int* B) |
| 188 | { |
| 189 | SkASSERT(env->IsInstanceOf(obj, gRect_class)); |
| 190 | |
| 191 | *L = env->GetIntField(obj, gRect_leftFieldID); |
| 192 | *T = env->GetIntField(obj, gRect_topFieldID); |
| 193 | *R = env->GetIntField(obj, gRect_rightFieldID); |
| 194 | *B = env->GetIntField(obj, gRect_bottomFieldID); |
| 195 | } |
| 196 | |
| 197 | void GraphicsJNI::set_jrect(JNIEnv* env, jobject obj, int L, int T, int R, int B) |
| 198 | { |
| 199 | SkASSERT(env->IsInstanceOf(obj, gRect_class)); |
| 200 | |
| 201 | env->SetIntField(obj, gRect_leftFieldID, L); |
| 202 | env->SetIntField(obj, gRect_topFieldID, T); |
| 203 | env->SetIntField(obj, gRect_rightFieldID, R); |
| 204 | env->SetIntField(obj, gRect_bottomFieldID, B); |
| 205 | } |
| 206 | |
| 207 | SkIRect* GraphicsJNI::jrect_to_irect(JNIEnv* env, jobject obj, SkIRect* ir) |
| 208 | { |
| 209 | SkASSERT(env->IsInstanceOf(obj, gRect_class)); |
| 210 | |
| 211 | ir->set(env->GetIntField(obj, gRect_leftFieldID), |
| 212 | env->GetIntField(obj, gRect_topFieldID), |
| 213 | env->GetIntField(obj, gRect_rightFieldID), |
| 214 | env->GetIntField(obj, gRect_bottomFieldID)); |
| 215 | return ir; |
| 216 | } |
| 217 | |
| 218 | void GraphicsJNI::irect_to_jrect(const SkIRect& ir, JNIEnv* env, jobject obj) |
| 219 | { |
| 220 | SkASSERT(env->IsInstanceOf(obj, gRect_class)); |
| 221 | |
| 222 | env->SetIntField(obj, gRect_leftFieldID, ir.fLeft); |
| 223 | env->SetIntField(obj, gRect_topFieldID, ir.fTop); |
| 224 | env->SetIntField(obj, gRect_rightFieldID, ir.fRight); |
| 225 | env->SetIntField(obj, gRect_bottomFieldID, ir.fBottom); |
| 226 | } |
| 227 | |
| 228 | SkRect* GraphicsJNI::jrectf_to_rect(JNIEnv* env, jobject obj, SkRect* r) |
| 229 | { |
| 230 | SkASSERT(env->IsInstanceOf(obj, gRectF_class)); |
Elliott Hughes | 8451b25 | 2011-04-07 19:17:57 -0700 | [diff] [blame] | 231 | |
Leon Scroggins III | 2e0103e | 2014-04-04 17:05:24 -0400 | [diff] [blame] | 232 | r->set(env->GetFloatField(obj, gRectF_leftFieldID), |
| 233 | env->GetFloatField(obj, gRectF_topFieldID), |
| 234 | env->GetFloatField(obj, gRectF_rightFieldID), |
| 235 | env->GetFloatField(obj, gRectF_bottomFieldID)); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 236 | return r; |
| 237 | } |
| 238 | |
| 239 | SkRect* GraphicsJNI::jrect_to_rect(JNIEnv* env, jobject obj, SkRect* r) |
| 240 | { |
| 241 | SkASSERT(env->IsInstanceOf(obj, gRect_class)); |
Elliott Hughes | 8451b25 | 2011-04-07 19:17:57 -0700 | [diff] [blame] | 242 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 243 | r->set(SkIntToScalar(env->GetIntField(obj, gRect_leftFieldID)), |
| 244 | SkIntToScalar(env->GetIntField(obj, gRect_topFieldID)), |
| 245 | SkIntToScalar(env->GetIntField(obj, gRect_rightFieldID)), |
| 246 | SkIntToScalar(env->GetIntField(obj, gRect_bottomFieldID))); |
| 247 | return r; |
| 248 | } |
| 249 | |
| 250 | void GraphicsJNI::rect_to_jrectf(const SkRect& r, JNIEnv* env, jobject obj) |
| 251 | { |
| 252 | SkASSERT(env->IsInstanceOf(obj, gRectF_class)); |
| 253 | |
| 254 | env->SetFloatField(obj, gRectF_leftFieldID, SkScalarToFloat(r.fLeft)); |
| 255 | env->SetFloatField(obj, gRectF_topFieldID, SkScalarToFloat(r.fTop)); |
| 256 | env->SetFloatField(obj, gRectF_rightFieldID, SkScalarToFloat(r.fRight)); |
| 257 | env->SetFloatField(obj, gRectF_bottomFieldID, SkScalarToFloat(r.fBottom)); |
| 258 | } |
| 259 | |
| 260 | SkIPoint* GraphicsJNI::jpoint_to_ipoint(JNIEnv* env, jobject obj, SkIPoint* point) |
| 261 | { |
| 262 | SkASSERT(env->IsInstanceOf(obj, gPoint_class)); |
Elliott Hughes | 8451b25 | 2011-04-07 19:17:57 -0700 | [diff] [blame] | 263 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 264 | point->set(env->GetIntField(obj, gPoint_xFieldID), |
| 265 | env->GetIntField(obj, gPoint_yFieldID)); |
| 266 | return point; |
| 267 | } |
| 268 | |
| 269 | void GraphicsJNI::ipoint_to_jpoint(const SkIPoint& ir, JNIEnv* env, jobject obj) |
| 270 | { |
| 271 | SkASSERT(env->IsInstanceOf(obj, gPoint_class)); |
| 272 | |
| 273 | env->SetIntField(obj, gPoint_xFieldID, ir.fX); |
| 274 | env->SetIntField(obj, gPoint_yFieldID, ir.fY); |
| 275 | } |
| 276 | |
| 277 | SkPoint* GraphicsJNI::jpointf_to_point(JNIEnv* env, jobject obj, SkPoint* point) |
| 278 | { |
| 279 | SkASSERT(env->IsInstanceOf(obj, gPointF_class)); |
Elliott Hughes | 8451b25 | 2011-04-07 19:17:57 -0700 | [diff] [blame] | 280 | |
Leon Scroggins III | 2e0103e | 2014-04-04 17:05:24 -0400 | [diff] [blame] | 281 | point->set(env->GetIntField(obj, gPointF_xFieldID), |
| 282 | env->GetIntField(obj, gPointF_yFieldID)); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 283 | return point; |
| 284 | } |
| 285 | |
| 286 | void GraphicsJNI::point_to_jpointf(const SkPoint& r, JNIEnv* env, jobject obj) |
| 287 | { |
| 288 | SkASSERT(env->IsInstanceOf(obj, gPointF_class)); |
| 289 | |
| 290 | env->SetFloatField(obj, gPointF_xFieldID, SkScalarToFloat(r.fX)); |
| 291 | env->SetFloatField(obj, gPointF_yFieldID, SkScalarToFloat(r.fY)); |
| 292 | } |
| 293 | |
| 294 | SkBitmap* GraphicsJNI::getNativeBitmap(JNIEnv* env, jobject bitmap) { |
| 295 | SkASSERT(env); |
| 296 | SkASSERT(bitmap); |
| 297 | SkASSERT(env->IsInstanceOf(bitmap, gBitmap_class)); |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 298 | jlong bitmapHandle = env->GetLongField(bitmap, gBitmap_nativeInstanceID); |
| 299 | SkBitmap* b = reinterpret_cast<SkBitmap*>(bitmapHandle); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 300 | SkASSERT(b); |
| 301 | return b; |
| 302 | } |
| 303 | |
| 304 | SkBitmap::Config GraphicsJNI::getNativeBitmapConfig(JNIEnv* env, |
| 305 | jobject jconfig) { |
| 306 | SkASSERT(env); |
| 307 | if (NULL == jconfig) { |
| 308 | return SkBitmap::kNo_Config; |
| 309 | } |
| 310 | SkASSERT(env->IsInstanceOf(jconfig, gBitmapConfig_class)); |
| 311 | int c = env->GetIntField(jconfig, gBitmapConfig_nativeInstanceID); |
| 312 | if (c < 0 || c >= SkBitmap::kConfigCount) { |
| 313 | c = SkBitmap::kNo_Config; |
| 314 | } |
| 315 | return static_cast<SkBitmap::Config>(c); |
| 316 | } |
| 317 | |
| 318 | SkCanvas* GraphicsJNI::getNativeCanvas(JNIEnv* env, jobject canvas) { |
| 319 | SkASSERT(env); |
| 320 | SkASSERT(canvas); |
| 321 | SkASSERT(env->IsInstanceOf(canvas, gCanvas_class)); |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 322 | jlong canvasHandle = env->GetLongField(canvas, gCanvas_nativeInstanceID); |
Florin Malita | 5c3d927 | 2014-05-08 10:35:36 -0400 | [diff] [blame] | 323 | SkCanvas* c = getNativeCanvas(canvasHandle); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 324 | SkASSERT(c); |
| 325 | return c; |
| 326 | } |
| 327 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 328 | SkPaint* GraphicsJNI::getNativePaint(JNIEnv* env, jobject paint) { |
| 329 | SkASSERT(env); |
| 330 | SkASSERT(paint); |
| 331 | SkASSERT(env->IsInstanceOf(paint, gPaint_class)); |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 332 | jlong paintHandle = env->GetLongField(paint, gPaint_nativeInstanceID); |
| 333 | SkPaint* p = reinterpret_cast<SkPaint*>(paintHandle); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 334 | SkASSERT(p); |
| 335 | return p; |
| 336 | } |
| 337 | |
Raph Levien | 1a73f732 | 2014-01-30 16:06:28 -0800 | [diff] [blame] | 338 | android::TypefaceImpl* GraphicsJNI::getNativeTypeface(JNIEnv* env, jobject paint) { |
| 339 | SkASSERT(env); |
| 340 | SkASSERT(paint); |
| 341 | SkASSERT(env->IsInstanceOf(paint, gPaint_class)); |
| 342 | jlong typefaceHandle = env->GetLongField(paint, gPaint_nativeTypefaceID); |
| 343 | android::TypefaceImpl* p = reinterpret_cast<android::TypefaceImpl*>(typefaceHandle); |
| 344 | SkASSERT(p); |
| 345 | return p; |
| 346 | } |
| 347 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 348 | SkPicture* GraphicsJNI::getNativePicture(JNIEnv* env, jobject picture) |
| 349 | { |
| 350 | SkASSERT(env); |
| 351 | SkASSERT(picture); |
| 352 | SkASSERT(env->IsInstanceOf(picture, gPicture_class)); |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 353 | jlong pictureHandle = env->GetLongField(picture, gPicture_nativeInstanceID); |
| 354 | SkPicture* p = reinterpret_cast<SkPicture*>(pictureHandle); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 355 | SkASSERT(p); |
| 356 | return p; |
| 357 | } |
| 358 | |
| 359 | SkRegion* GraphicsJNI::getNativeRegion(JNIEnv* env, jobject region) |
| 360 | { |
| 361 | SkASSERT(env); |
| 362 | SkASSERT(region); |
| 363 | SkASSERT(env->IsInstanceOf(region, gRegion_class)); |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 364 | jlong regionHandle = env->GetLongField(region, gRegion_nativeInstanceID); |
| 365 | SkRegion* r = reinterpret_cast<SkRegion*>(regionHandle); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 366 | SkASSERT(r); |
| 367 | return r; |
| 368 | } |
| 369 | |
| 370 | /////////////////////////////////////////////////////////////////////////////////////////// |
| 371 | |
Leon Scroggins III | 8790be6 | 2013-12-03 16:26:51 -0500 | [diff] [blame] | 372 | // Assert that bitmap's SkAlphaType is consistent with isPremultiplied. |
| 373 | static void assert_premultiplied(const SkBitmap& bitmap, bool isPremultiplied) { |
| 374 | // kOpaque_SkAlphaType and kIgnore_SkAlphaType mean that isPremultiplied is |
| 375 | // irrelevant. This just tests to ensure that the SkAlphaType is not |
| 376 | // opposite of isPremultiplied. |
| 377 | if (isPremultiplied) { |
| 378 | SkASSERT(bitmap.alphaType() != kUnpremul_SkAlphaType); |
| 379 | } else { |
| 380 | SkASSERT(bitmap.alphaType() != kPremul_SkAlphaType); |
| 381 | } |
| 382 | } |
| 383 | |
Patrick Dubroy | e4ac2d6 | 2010-12-01 11:23:13 -0800 | [diff] [blame] | 384 | jobject GraphicsJNI::createBitmap(JNIEnv* env, SkBitmap* bitmap, jbyteArray buffer, |
Chris Craik | 1abf5d6 | 2013-08-16 12:47:03 -0700 | [diff] [blame] | 385 | int bitmapCreateFlags, jbyteArray ninepatch, jintArray layoutbounds, int density) |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 386 | { |
Patrick Dubroy | e4ac2d6 | 2010-12-01 11:23:13 -0800 | [diff] [blame] | 387 | SkASSERT(bitmap); |
| 388 | SkASSERT(bitmap->pixelRef()); |
Chris Craik | 1abf5d6 | 2013-08-16 12:47:03 -0700 | [diff] [blame] | 389 | bool isMutable = bitmapCreateFlags & kBitmapCreateFlag_Mutable; |
| 390 | bool isPremultiplied = bitmapCreateFlags & kBitmapCreateFlag_Premultiplied; |
| 391 | |
Leon Scroggins III | 8790be6 | 2013-12-03 16:26:51 -0500 | [diff] [blame] | 392 | // The caller needs to have already set the alpha type properly, so the |
| 393 | // native SkBitmap stays in sync with the Java Bitmap. |
| 394 | assert_premultiplied(*bitmap, isPremultiplied); |
| 395 | |
Elliott Hughes | cf6f7a0 | 2011-04-12 17:50:45 -0700 | [diff] [blame] | 396 | jobject obj = env->NewObject(gBitmap_class, gBitmap_constructorMethodID, |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 397 | reinterpret_cast<jlong>(bitmap), buffer, |
Chris Craik | 1abf5d6 | 2013-08-16 12:47:03 -0700 | [diff] [blame] | 398 | bitmap->width(), bitmap->height(), density, isMutable, isPremultiplied, |
| 399 | ninepatch, layoutbounds); |
Elliott Hughes | cf6f7a0 | 2011-04-12 17:50:45 -0700 | [diff] [blame] | 400 | hasException(env); // For the side effect of logging. |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 401 | return obj; |
| 402 | } |
Wei-Ta Chen | 6b849e2 | 2010-09-07 17:32:18 +0800 | [diff] [blame] | 403 | |
Chris Craik | 1abf5d6 | 2013-08-16 12:47:03 -0700 | [diff] [blame] | 404 | jobject GraphicsJNI::createBitmap(JNIEnv* env, SkBitmap* bitmap, int bitmapCreateFlags, |
| 405 | jbyteArray ninepatch, int density) |
Patrick Dubroy | e4ac2d6 | 2010-12-01 11:23:13 -0800 | [diff] [blame] | 406 | { |
Chris Craik | 1abf5d6 | 2013-08-16 12:47:03 -0700 | [diff] [blame] | 407 | return createBitmap(env, bitmap, NULL, bitmapCreateFlags, ninepatch, NULL, density); |
Patrick Dubroy | e4ac2d6 | 2010-12-01 11:23:13 -0800 | [diff] [blame] | 408 | } |
| 409 | |
Chris Craik | 1abf5d6 | 2013-08-16 12:47:03 -0700 | [diff] [blame] | 410 | void GraphicsJNI::reinitBitmap(JNIEnv* env, jobject javaBitmap, SkBitmap* bitmap, |
| 411 | bool isPremultiplied) |
Chris Craik | 9f58361 | 2013-05-20 18:13:47 -0700 | [diff] [blame] | 412 | { |
Leon Scroggins III | 8790be6 | 2013-12-03 16:26:51 -0500 | [diff] [blame] | 413 | // The caller needs to have already set the alpha type properly, so the |
| 414 | // native SkBitmap stays in sync with the Java Bitmap. |
| 415 | assert_premultiplied(*bitmap, isPremultiplied); |
| 416 | |
Chris Craik | 1abf5d6 | 2013-08-16 12:47:03 -0700 | [diff] [blame] | 417 | env->CallVoidMethod(javaBitmap, gBitmap_reinitMethodID, |
| 418 | bitmap->width(), bitmap->height(), isPremultiplied); |
Chris Craik | 9f58361 | 2013-05-20 18:13:47 -0700 | [diff] [blame] | 419 | } |
| 420 | |
| 421 | int GraphicsJNI::getBitmapAllocationByteCount(JNIEnv* env, jobject javaBitmap) |
| 422 | { |
| 423 | return env->CallIntMethod(javaBitmap, gBitmap_getAllocationByteCountMethodID); |
| 424 | } |
Patrick Dubroy | e4ac2d6 | 2010-12-01 11:23:13 -0800 | [diff] [blame] | 425 | |
Wei-Ta Chen | 6b849e2 | 2010-09-07 17:32:18 +0800 | [diff] [blame] | 426 | jobject GraphicsJNI::createBitmapRegionDecoder(JNIEnv* env, SkBitmapRegionDecoder* bitmap) |
Joseph Wen | f1f48bc | 2010-07-19 16:59:51 +0800 | [diff] [blame] | 427 | { |
| 428 | SkASSERT(bitmap != NULL); |
| 429 | |
Elliott Hughes | cf6f7a0 | 2011-04-12 17:50:45 -0700 | [diff] [blame] | 430 | jobject obj = env->NewObject(gBitmapRegionDecoder_class, |
| 431 | gBitmapRegionDecoder_constructorMethodID, |
Ashok Bhat | b091d47 | 2014-01-08 14:32:49 +0000 | [diff] [blame] | 432 | reinterpret_cast<jlong>(bitmap)); |
Elliott Hughes | cf6f7a0 | 2011-04-12 17:50:45 -0700 | [diff] [blame] | 433 | hasException(env); // For the side effect of logging. |
Joseph Wen | f1f48bc | 2010-07-19 16:59:51 +0800 | [diff] [blame] | 434 | return obj; |
| 435 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 436 | |
| 437 | jobject GraphicsJNI::createRegion(JNIEnv* env, SkRegion* region) |
| 438 | { |
| 439 | SkASSERT(region != NULL); |
Elliott Hughes | cf6f7a0 | 2011-04-12 17:50:45 -0700 | [diff] [blame] | 440 | jobject obj = env->NewObject(gRegion_class, gRegion_constructorMethodID, |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 441 | reinterpret_cast<jlong>(region), 0); |
Elliott Hughes | cf6f7a0 | 2011-04-12 17:50:45 -0700 | [diff] [blame] | 442 | hasException(env); // For the side effect of logging. |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 443 | return obj; |
| 444 | } |
| 445 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 446 | static JNIEnv* vm2env(JavaVM* vm) |
| 447 | { |
| 448 | JNIEnv* env = NULL; |
| 449 | if (vm->GetEnv((void**)&env, JNI_VERSION_1_4) != JNI_OK || NULL == env) |
| 450 | { |
| 451 | SkDebugf("------- [%p] vm->GetEnv() failed\n", vm); |
| 452 | sk_throw(); |
| 453 | } |
| 454 | return env; |
| 455 | } |
| 456 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 457 | /////////////////////////////////////////////////////////////////////////////// |
| 458 | |
Derek Sollenberger | b644a3b | 2014-01-17 15:45:10 -0500 | [diff] [blame] | 459 | AndroidPixelRef::AndroidPixelRef(JNIEnv* env, const SkImageInfo& info, void* storage, |
| 460 | size_t rowBytes, jbyteArray storageObj, SkColorTable* ctable) : |
| 461 | SkMallocPixelRef(info, storage, rowBytes, ctable, (storageObj == NULL)), |
Chris Craik | cd0ba71 | 2013-09-06 14:40:30 -0700 | [diff] [blame] | 462 | fWrappedPixelRef(NULL) { |
Patrick Dubroy | e4ac2d6 | 2010-12-01 11:23:13 -0800 | [diff] [blame] | 463 | SkASSERT(storage); |
| 464 | SkASSERT(env); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 465 | |
Patrick Dubroy | e4ac2d6 | 2010-12-01 11:23:13 -0800 | [diff] [blame] | 466 | if (env->GetJavaVM(&fVM) != JNI_OK) { |
| 467 | SkDebugf("------ [%p] env->GetJavaVM failed\n", env); |
| 468 | sk_throw(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 469 | } |
Patrick Dubroy | e4ac2d6 | 2010-12-01 11:23:13 -0800 | [diff] [blame] | 470 | fStorageObj = storageObj; |
| 471 | fHasGlobalRef = false; |
| 472 | fGlobalRefCnt = 0; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 473 | |
Patrick Dubroy | e4ac2d6 | 2010-12-01 11:23:13 -0800 | [diff] [blame] | 474 | // If storageObj is NULL, the memory was NOT allocated on the Java heap |
| 475 | fOnJavaHeap = (storageObj != NULL); |
Elliott Hughes | 8451b25 | 2011-04-07 19:17:57 -0700 | [diff] [blame] | 476 | |
Patrick Dubroy | e4ac2d6 | 2010-12-01 11:23:13 -0800 | [diff] [blame] | 477 | } |
| 478 | |
Derek Sollenberger | b644a3b | 2014-01-17 15:45:10 -0500 | [diff] [blame] | 479 | AndroidPixelRef::AndroidPixelRef(AndroidPixelRef& wrappedPixelRef, const SkImageInfo& info, |
| 480 | size_t rowBytes, SkColorTable* ctable) : |
| 481 | SkMallocPixelRef(info, wrappedPixelRef.getAddr(), rowBytes, ctable, false), |
Chris Craik | cd0ba71 | 2013-09-06 14:40:30 -0700 | [diff] [blame] | 482 | fWrappedPixelRef(wrappedPixelRef.fWrappedPixelRef ? |
Derek Sollenberger | b644a3b | 2014-01-17 15:45:10 -0500 | [diff] [blame] | 483 | wrappedPixelRef.fWrappedPixelRef : &wrappedPixelRef) |
Chris Craik | cd0ba71 | 2013-09-06 14:40:30 -0700 | [diff] [blame] | 484 | { |
| 485 | SkASSERT(fWrappedPixelRef); |
| 486 | SkSafeRef(fWrappedPixelRef); |
| 487 | |
| 488 | // don't need to initialize these, as all the relevant logic delegates to the wrapped ref |
| 489 | fStorageObj = NULL; |
| 490 | fHasGlobalRef = false; |
| 491 | fGlobalRefCnt = 0; |
| 492 | fOnJavaHeap = false; |
| 493 | } |
| 494 | |
Patrick Dubroy | e4ac2d6 | 2010-12-01 11:23:13 -0800 | [diff] [blame] | 495 | AndroidPixelRef::~AndroidPixelRef() { |
Chris Craik | cd0ba71 | 2013-09-06 14:40:30 -0700 | [diff] [blame] | 496 | if (fWrappedPixelRef) { |
| 497 | SkSafeUnref(fWrappedPixelRef); |
| 498 | } else if (fOnJavaHeap) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 499 | JNIEnv* env = vm2env(fVM); |
Patrick Dubroy | e4ac2d6 | 2010-12-01 11:23:13 -0800 | [diff] [blame] | 500 | |
| 501 | if (fStorageObj && fHasGlobalRef) { |
| 502 | env->DeleteGlobalRef(fStorageObj); |
| 503 | } |
| 504 | fStorageObj = NULL; |
Patrick Dubroy | e4ac2d6 | 2010-12-01 11:23:13 -0800 | [diff] [blame] | 505 | } |
| 506 | } |
Chris Craik | cd0ba71 | 2013-09-06 14:40:30 -0700 | [diff] [blame] | 507 | jbyteArray AndroidPixelRef::getStorageObj() { |
| 508 | if (fWrappedPixelRef) { |
| 509 | return fWrappedPixelRef->fStorageObj; |
| 510 | } |
| 511 | return fStorageObj; |
| 512 | } |
Patrick Dubroy | e4ac2d6 | 2010-12-01 11:23:13 -0800 | [diff] [blame] | 513 | |
| 514 | void AndroidPixelRef::setLocalJNIRef(jbyteArray arr) { |
Chris Craik | cd0ba71 | 2013-09-06 14:40:30 -0700 | [diff] [blame] | 515 | if (fWrappedPixelRef) { |
| 516 | // delegate java obj management to the wrapped ref |
| 517 | fWrappedPixelRef->setLocalJNIRef(arr); |
| 518 | } else if (!fHasGlobalRef) { |
Patrick Dubroy | e4ac2d6 | 2010-12-01 11:23:13 -0800 | [diff] [blame] | 519 | fStorageObj = arr; |
| 520 | } |
| 521 | } |
| 522 | |
Patrick Dubroy | a2f0e2d | 2010-12-15 15:03:47 -0800 | [diff] [blame] | 523 | void AndroidPixelRef::globalRef(void* localref) { |
Chris Craik | cd0ba71 | 2013-09-06 14:40:30 -0700 | [diff] [blame] | 524 | if (fWrappedPixelRef) { |
| 525 | // delegate java obj management to the wrapped ref |
| 526 | fWrappedPixelRef->globalRef(localref); |
Chris Craik | 28a1222 | 2013-09-10 17:18:04 -0700 | [diff] [blame] | 527 | |
| 528 | // Note: we only ref and unref the wrapped AndroidPixelRef so that |
| 529 | // bitmap->pixelRef()->globalRef() and globalUnref() can be used in a pair, even if |
| 530 | // the bitmap has its underlying AndroidPixelRef swapped out/wrapped |
| 531 | return; |
| 532 | } |
Patrick Dubroy | e4ac2d6 | 2010-12-01 11:23:13 -0800 | [diff] [blame] | 533 | if (fOnJavaHeap && sk_atomic_inc(&fGlobalRefCnt) == 0) { |
| 534 | JNIEnv *env = vm2env(fVM); |
Patrick Dubroy | a2f0e2d | 2010-12-15 15:03:47 -0800 | [diff] [blame] | 535 | |
| 536 | // If JNI ref was passed, it is always used |
| 537 | if (localref) fStorageObj = (jbyteArray) localref; |
| 538 | |
Patrick Dubroy | e4ac2d6 | 2010-12-01 11:23:13 -0800 | [diff] [blame] | 539 | if (fStorageObj == NULL) { |
Patrick Dubroy | a2f0e2d | 2010-12-15 15:03:47 -0800 | [diff] [blame] | 540 | SkDebugf("No valid local ref to create a JNI global ref\n"); |
Patrick Dubroy | e4ac2d6 | 2010-12-01 11:23:13 -0800 | [diff] [blame] | 541 | sk_throw(); |
| 542 | } |
| 543 | if (fHasGlobalRef) { |
| 544 | // This should never happen |
Patrick Dubroy | a2f0e2d | 2010-12-15 15:03:47 -0800 | [diff] [blame] | 545 | SkDebugf("Already holding a JNI global ref"); |
Patrick Dubroy | e4ac2d6 | 2010-12-01 11:23:13 -0800 | [diff] [blame] | 546 | sk_throw(); |
| 547 | } |
| 548 | |
| 549 | fStorageObj = (jbyteArray) env->NewGlobalRef(fStorageObj); |
| 550 | // TODO: Check for failure here |
| 551 | fHasGlobalRef = true; |
| 552 | } |
| 553 | ref(); |
| 554 | } |
| 555 | |
| 556 | void AndroidPixelRef::globalUnref() { |
Chris Craik | cd0ba71 | 2013-09-06 14:40:30 -0700 | [diff] [blame] | 557 | if (fWrappedPixelRef) { |
| 558 | // delegate java obj management to the wrapped ref |
| 559 | fWrappedPixelRef->globalUnref(); |
Chris Craik | 28a1222 | 2013-09-10 17:18:04 -0700 | [diff] [blame] | 560 | return; |
| 561 | } |
Patrick Dubroy | e4ac2d6 | 2010-12-01 11:23:13 -0800 | [diff] [blame] | 562 | if (fOnJavaHeap && sk_atomic_dec(&fGlobalRefCnt) == 1) { |
| 563 | JNIEnv *env = vm2env(fVM); |
| 564 | if (!fHasGlobalRef) { |
| 565 | SkDebugf("We don't have a global ref!"); |
| 566 | sk_throw(); |
| 567 | } |
| 568 | env->DeleteGlobalRef(fStorageObj); |
| 569 | fStorageObj = NULL; |
| 570 | fHasGlobalRef = false; |
| 571 | } |
| 572 | unref(); |
| 573 | } |
| 574 | |
| 575 | /////////////////////////////////////////////////////////////////////////////// |
| 576 | |
| 577 | jbyteArray GraphicsJNI::allocateJavaPixelRef(JNIEnv* env, SkBitmap* bitmap, |
| 578 | SkColorTable* ctable) { |
Leon Scroggins | 46cb9bd | 2014-03-06 15:36:39 -0500 | [diff] [blame] | 579 | const SkImageInfo& info = bitmap->info(); |
| 580 | if (info.fColorType == kUnknown_SkColorType) { |
| 581 | doThrowIAE(env, "unknown bitmap configuration"); |
Patrick Dubroy | e4ac2d6 | 2010-12-01 11:23:13 -0800 | [diff] [blame] | 582 | return NULL; |
| 583 | } |
Derek Sollenberger | b644a3b | 2014-01-17 15:45:10 -0500 | [diff] [blame] | 584 | |
Mathieu Chartier | 304bbd2 | 2014-05-21 15:14:02 -0700 | [diff] [blame] | 585 | const size_t size = bitmap->getSize(); |
Mathieu Chartier | 7384b42 | 2013-10-17 18:16:42 -0700 | [diff] [blame] | 586 | jbyteArray arrayObj = (jbyteArray) env->CallObjectMethod(gVMRuntime, |
| 587 | gVMRuntime_newNonMovableArray, |
| 588 | gByte_class, size); |
Mathieu Chartier | a1a19d2 | 2013-12-04 17:32:43 -0800 | [diff] [blame] | 589 | if (env->ExceptionCheck() != 0) { |
| 590 | return NULL; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 591 | } |
Mathieu Chartier | a1a19d2 | 2013-12-04 17:32:43 -0800 | [diff] [blame] | 592 | SkASSERT(arrayObj); |
| 593 | jbyte* addr = (jbyte*) env->CallLongMethod(gVMRuntime, gVMRuntime_addressOf, arrayObj); |
| 594 | if (env->ExceptionCheck() != 0) { |
| 595 | return NULL; |
| 596 | } |
| 597 | SkASSERT(addr); |
Leon Scroggins | 46cb9bd | 2014-03-06 15:36:39 -0500 | [diff] [blame] | 598 | SkPixelRef* pr = new AndroidPixelRef(env, info, (void*) addr, |
Derek Sollenberger | b644a3b | 2014-01-17 15:45:10 -0500 | [diff] [blame] | 599 | bitmap->rowBytes(), arrayObj, ctable); |
Mathieu Chartier | a1a19d2 | 2013-12-04 17:32:43 -0800 | [diff] [blame] | 600 | bitmap->setPixelRef(pr)->unref(); |
| 601 | // since we're already allocated, we lockPixels right away |
| 602 | // HeapAllocator behaves this way too |
| 603 | bitmap->lockPixels(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 604 | |
Patrick Dubroy | e4ac2d6 | 2010-12-01 11:23:13 -0800 | [diff] [blame] | 605 | return arrayObj; |
| 606 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 607 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 608 | /////////////////////////////////////////////////////////////////////////////// |
| 609 | |
Carl Shapiro | 2118b25 | 2010-12-17 18:03:38 -0800 | [diff] [blame] | 610 | JavaPixelAllocator::JavaPixelAllocator(JNIEnv* env) |
| 611 | : fStorageObj(NULL), |
Patrick Dubroy | afde46e | 2010-12-15 11:52:01 -0800 | [diff] [blame] | 612 | fAllocCount(0) { |
Wei-Ta Chen | 291303b | 2010-08-18 15:40:29 +0800 | [diff] [blame] | 613 | if (env->GetJavaVM(&fVM) != JNI_OK) { |
| 614 | SkDebugf("------ [%p] env->GetJavaVM failed\n", env); |
| 615 | sk_throw(); |
| 616 | } |
| 617 | } |
Elliott Hughes | 8451b25 | 2011-04-07 19:17:57 -0700 | [diff] [blame] | 618 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 619 | bool JavaPixelAllocator::allocPixelRef(SkBitmap* bitmap, SkColorTable* ctable) { |
Wei-Ta Chen | 291303b | 2010-08-18 15:40:29 +0800 | [diff] [blame] | 620 | JNIEnv* env = vm2env(fVM); |
Patrick Dubroy | e4ac2d6 | 2010-12-01 11:23:13 -0800 | [diff] [blame] | 621 | |
Carl Shapiro | 2118b25 | 2010-12-17 18:03:38 -0800 | [diff] [blame] | 622 | fStorageObj = GraphicsJNI::allocateJavaPixelRef(env, bitmap, ctable); |
| 623 | fAllocCount += 1; |
| 624 | return fStorageObj != NULL; |
Joseph Wen | f1f48bc | 2010-07-19 16:59:51 +0800 | [diff] [blame] | 625 | } |
| 626 | |
| 627 | //////////////////////////////////////////////////////////////////////////////// |
| 628 | |
Patrick Dubroy | e4ac2d6 | 2010-12-01 11:23:13 -0800 | [diff] [blame] | 629 | JavaHeapBitmapRef::JavaHeapBitmapRef(JNIEnv* env, SkBitmap* nativeBitmap, jbyteArray buffer) { |
| 630 | fEnv = env; |
| 631 | fNativeBitmap = nativeBitmap; |
| 632 | fBuffer = buffer; |
| 633 | |
| 634 | // If the buffer is NULL, the backing memory wasn't allocated on the Java heap |
| 635 | if (fBuffer) { |
| 636 | ((AndroidPixelRef*) fNativeBitmap->pixelRef())->setLocalJNIRef(fBuffer); |
| 637 | } |
| 638 | } |
| 639 | |
| 640 | JavaHeapBitmapRef::~JavaHeapBitmapRef() { |
| 641 | if (fBuffer) { |
| 642 | ((AndroidPixelRef*) fNativeBitmap->pixelRef())->setLocalJNIRef(NULL); |
| 643 | } |
| 644 | } |
| 645 | |
| 646 | //////////////////////////////////////////////////////////////////////////////// |
| 647 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 648 | static jclass make_globalref(JNIEnv* env, const char classname[]) |
| 649 | { |
| 650 | jclass c = env->FindClass(classname); |
| 651 | SkASSERT(c); |
Mathieu Chartier | 6ecb7a9 | 2013-10-18 11:04:11 -0700 | [diff] [blame] | 652 | return (jclass) env->NewGlobalRef(c); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 653 | } |
| 654 | |
| 655 | static jfieldID getFieldIDCheck(JNIEnv* env, jclass clazz, |
| 656 | const char fieldname[], const char type[]) |
| 657 | { |
| 658 | jfieldID id = env->GetFieldID(clazz, fieldname, type); |
| 659 | SkASSERT(id); |
| 660 | return id; |
| 661 | } |
| 662 | |
| 663 | int register_android_graphics_Graphics(JNIEnv* env) |
| 664 | { |
| 665 | jmethodID m; |
| 666 | jclass c; |
| 667 | |
| 668 | gRect_class = make_globalref(env, "android/graphics/Rect"); |
| 669 | gRect_leftFieldID = getFieldIDCheck(env, gRect_class, "left", "I"); |
| 670 | gRect_topFieldID = getFieldIDCheck(env, gRect_class, "top", "I"); |
| 671 | gRect_rightFieldID = getFieldIDCheck(env, gRect_class, "right", "I"); |
| 672 | gRect_bottomFieldID = getFieldIDCheck(env, gRect_class, "bottom", "I"); |
| 673 | |
| 674 | gRectF_class = make_globalref(env, "android/graphics/RectF"); |
| 675 | gRectF_leftFieldID = getFieldIDCheck(env, gRectF_class, "left", "F"); |
| 676 | gRectF_topFieldID = getFieldIDCheck(env, gRectF_class, "top", "F"); |
| 677 | gRectF_rightFieldID = getFieldIDCheck(env, gRectF_class, "right", "F"); |
| 678 | gRectF_bottomFieldID = getFieldIDCheck(env, gRectF_class, "bottom", "F"); |
| 679 | |
| 680 | gPoint_class = make_globalref(env, "android/graphics/Point"); |
| 681 | gPoint_xFieldID = getFieldIDCheck(env, gPoint_class, "x", "I"); |
| 682 | gPoint_yFieldID = getFieldIDCheck(env, gPoint_class, "y", "I"); |
| 683 | |
| 684 | gPointF_class = make_globalref(env, "android/graphics/PointF"); |
| 685 | gPointF_xFieldID = getFieldIDCheck(env, gPointF_class, "x", "F"); |
| 686 | gPointF_yFieldID = getFieldIDCheck(env, gPointF_class, "y", "F"); |
| 687 | |
| 688 | gBitmap_class = make_globalref(env, "android/graphics/Bitmap"); |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 689 | gBitmap_nativeInstanceID = getFieldIDCheck(env, gBitmap_class, "mNativeBitmap", "J"); |
| 690 | gBitmap_constructorMethodID = env->GetMethodID(gBitmap_class, "<init>", "(J[BIIIZZ[B[I)V"); |
Chris Craik | 1abf5d6 | 2013-08-16 12:47:03 -0700 | [diff] [blame] | 691 | gBitmap_reinitMethodID = env->GetMethodID(gBitmap_class, "reinit", "(IIZ)V"); |
Chris Craik | 9f58361 | 2013-05-20 18:13:47 -0700 | [diff] [blame] | 692 | gBitmap_getAllocationByteCountMethodID = env->GetMethodID(gBitmap_class, "getAllocationByteCount", "()I"); |
Wei-Ta Chen | 6b849e2 | 2010-09-07 17:32:18 +0800 | [diff] [blame] | 693 | gBitmapRegionDecoder_class = make_globalref(env, "android/graphics/BitmapRegionDecoder"); |
Ashok Bhat | b091d47 | 2014-01-08 14:32:49 +0000 | [diff] [blame] | 694 | gBitmapRegionDecoder_constructorMethodID = env->GetMethodID(gBitmapRegionDecoder_class, "<init>", "(J)V"); |
Joseph Wen | f1f48bc | 2010-07-19 16:59:51 +0800 | [diff] [blame] | 695 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 696 | gBitmapConfig_class = make_globalref(env, "android/graphics/Bitmap$Config"); |
| 697 | gBitmapConfig_nativeInstanceID = getFieldIDCheck(env, gBitmapConfig_class, |
Elliott Hughes | 8451b25 | 2011-04-07 19:17:57 -0700 | [diff] [blame] | 698 | "nativeInt", "I"); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 699 | |
| 700 | gCanvas_class = make_globalref(env, "android/graphics/Canvas"); |
Florin Malita | 5c3d927 | 2014-05-08 10:35:36 -0400 | [diff] [blame] | 701 | gCanvas_nativeInstanceID = getFieldIDCheck(env, gCanvas_class, "mNativeCanvasWrapper", "J"); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 702 | |
| 703 | gPaint_class = make_globalref(env, "android/graphics/Paint"); |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 704 | gPaint_nativeInstanceID = getFieldIDCheck(env, gPaint_class, "mNativePaint", "J"); |
Raph Levien | 1a73f732 | 2014-01-30 16:06:28 -0800 | [diff] [blame] | 705 | gPaint_nativeTypefaceID = getFieldIDCheck(env, gPaint_class, "mNativeTypeface", "J"); |
Elliott Hughes | 8451b25 | 2011-04-07 19:17:57 -0700 | [diff] [blame] | 706 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 707 | gPicture_class = make_globalref(env, "android/graphics/Picture"); |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 708 | gPicture_nativeInstanceID = getFieldIDCheck(env, gPicture_class, "mNativePicture", "J"); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 709 | |
| 710 | gRegion_class = make_globalref(env, "android/graphics/Region"); |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 711 | gRegion_nativeInstanceID = getFieldIDCheck(env, gRegion_class, "mNativeRegion", "J"); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 712 | gRegion_constructorMethodID = env->GetMethodID(gRegion_class, "<init>", |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 713 | "(JI)V"); |
Elliott Hughes | 8451b25 | 2011-04-07 19:17:57 -0700 | [diff] [blame] | 714 | |
Mathieu Chartier | 7384b42 | 2013-10-17 18:16:42 -0700 | [diff] [blame] | 715 | c = env->FindClass("java/lang/Byte"); |
Mathieu Chartier | 6ecb7a9 | 2013-10-18 11:04:11 -0700 | [diff] [blame] | 716 | gByte_class = (jclass) env->NewGlobalRef( |
Mathieu Chartier | 7384b42 | 2013-10-17 18:16:42 -0700 | [diff] [blame] | 717 | env->GetStaticObjectField(c, env->GetStaticFieldID(c, "TYPE", "Ljava/lang/Class;"))); |
| 718 | |
| 719 | gVMRuntime_class = make_globalref(env, "dalvik/system/VMRuntime"); |
| 720 | m = env->GetStaticMethodID(gVMRuntime_class, "getRuntime", "()Ldalvik/system/VMRuntime;"); |
| 721 | gVMRuntime = env->NewGlobalRef(env->CallStaticObjectMethod(gVMRuntime_class, m)); |
| 722 | gVMRuntime_newNonMovableArray = env->GetMethodID(gVMRuntime_class, "newNonMovableArray", |
| 723 | "(Ljava/lang/Class;I)Ljava/lang/Object;"); |
| 724 | gVMRuntime_addressOf = env->GetMethodID(gVMRuntime_class, "addressOf", "(Ljava/lang/Object;)J"); |
| 725 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 726 | return 0; |
| 727 | } |