Path.cpp revision fe48f65922d4a3cc4aefe058cee5acec51504a20 
1/* libs/android_runtime/android/graphics/Path.cpp
2**
3** Copyright 2006, The Android Open Source Project
4**
5** Licensed under the Apache License, Version 2.0 (the "License");
6** you may not use this file except in compliance with the License.
7** You may obtain a copy of the License at
8**
9**     http://www.apache.org/licenses/LICENSE-2.0
10**
11** Unless required by applicable law or agreed to in writing, software
12** distributed under the License is distributed on an "AS IS" BASIS,
13** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14** See the License for the specific language governing permissions and
15** limitations under the License.
16*/
17
18// This file was generated from the C++ include file: SkPath.h
19// Any changes made to this file will be discarded by the build.
20// To change this file, either edit the include, or device/tools/gluemaker/main.cpp,
21// or one of the auxilary file specifications in device/tools/gluemaker.
22
23#include "jni.h"
24#include "GraphicsJNI.h"
25#include <android_runtime/AndroidRuntime.h>
26
27#include "SkPath.h"
28
29#include <Caches.h>
30
31namespace android {
32
33class SkPathGlue {
34public:
35
36    static void finalizer(JNIEnv* env, jobject clazz, SkPath* obj) {
37#ifdef USE_OPENGL_RENDERER
38        if (android::uirenderer::Caches::hasInstance()) {
39            android::uirenderer::Caches::getInstance().pathCache.removeDeferred(obj);
40        }
41#endif
42        delete obj;
43    }
44
45    static SkPath* init1(JNIEnv* env, jobject clazz) {
46        return new SkPath();
47    }
48
49    static SkPath* init2(JNIEnv* env, jobject clazz, SkPath* val) {
50        return new SkPath(*val);
51    }
52
53    static void reset(JNIEnv* env, jobject clazz, SkPath* obj) {
54        obj->reset();
55    }
56
57    static void rewind(JNIEnv* env, jobject clazz, SkPath* obj) {
58        obj->rewind();
59    }
60
61    static void assign(JNIEnv* env, jobject clazz, SkPath* dst, const SkPath* src) {
62        *dst = *src;
63    }
64
65    static jint getFillType(JNIEnv* env, jobject clazz, SkPath* obj) {
66        return obj->getFillType();
67    }
68
69    static void setFillType(JNIEnv* env, jobject clazz, SkPath* path,
70                            SkPath::FillType ft) {
71        path->setFillType(ft);
72    }
73
74    static jboolean isEmpty(JNIEnv* env, jobject clazz, SkPath* obj) {
75        return obj->isEmpty();
76    }
77
78    static jboolean isRect(JNIEnv* env, jobject clazz, SkPath* obj, jobject rect) {
79        SkRect rect_;
80        jboolean result = obj->isRect(&rect_);
81        GraphicsJNI::rect_to_jrectf(rect_, env, rect);
82        return result;
83    }
84
85    static void computeBounds(JNIEnv* env, jobject clazz, SkPath* obj, jobject bounds) {
86        const SkRect& bounds_ = obj->getBounds();
87        GraphicsJNI::rect_to_jrectf(bounds_, env, bounds);
88    }
89
90    static void incReserve(JNIEnv* env, jobject clazz, SkPath* obj, jint extraPtCount) {
91        obj->incReserve(extraPtCount);
92    }
93
94    static void moveTo__FF(JNIEnv* env, jobject clazz, SkPath* obj, jfloat x, jfloat y) {
95        SkScalar x_ = SkFloatToScalar(x);
96        SkScalar y_ = SkFloatToScalar(y);
97        obj->moveTo(x_, y_);
98    }
99
100    static void rMoveTo(JNIEnv* env, jobject clazz, SkPath* obj, jfloat dx, jfloat dy) {
101        SkScalar dx_ = SkFloatToScalar(dx);
102        SkScalar dy_ = SkFloatToScalar(dy);
103        obj->rMoveTo(dx_, dy_);
104    }
105
106    static void lineTo__FF(JNIEnv* env, jobject clazz, SkPath* obj, jfloat x, jfloat y) {
107        SkScalar x_ = SkFloatToScalar(x);
108        SkScalar y_ = SkFloatToScalar(y);
109        obj->lineTo(x_, y_);
110    }
111
112    static void rLineTo(JNIEnv* env, jobject clazz, SkPath* obj, jfloat dx, jfloat dy) {
113        SkScalar dx_ = SkFloatToScalar(dx);
114        SkScalar dy_ = SkFloatToScalar(dy);
115        obj->rLineTo(dx_, dy_);
116    }
117
118    static void quadTo__FFFF(JNIEnv* env, jobject clazz, SkPath* obj, jfloat x1, jfloat y1, jfloat x2, jfloat y2) {
119        SkScalar x1_ = SkFloatToScalar(x1);
120        SkScalar y1_ = SkFloatToScalar(y1);
121        SkScalar x2_ = SkFloatToScalar(x2);
122        SkScalar y2_ = SkFloatToScalar(y2);
123        obj->quadTo(x1_, y1_, x2_, y2_);
124    }
125
126    static void rQuadTo(JNIEnv* env, jobject clazz, SkPath* obj, jfloat dx1, jfloat dy1, jfloat dx2, jfloat dy2) {
127        SkScalar dx1_ = SkFloatToScalar(dx1);
128        SkScalar dy1_ = SkFloatToScalar(dy1);
129        SkScalar dx2_ = SkFloatToScalar(dx2);
130        SkScalar dy2_ = SkFloatToScalar(dy2);
131        obj->rQuadTo(dx1_, dy1_, dx2_, dy2_);
132    }
133
134    static void cubicTo__FFFFFF(JNIEnv* env, jobject clazz, SkPath* obj, jfloat x1, jfloat y1, jfloat x2, jfloat y2, jfloat x3, jfloat y3) {
135        SkScalar x1_ = SkFloatToScalar(x1);
136        SkScalar y1_ = SkFloatToScalar(y1);
137        SkScalar x2_ = SkFloatToScalar(x2);
138        SkScalar y2_ = SkFloatToScalar(y2);
139        SkScalar x3_ = SkFloatToScalar(x3);
140        SkScalar y3_ = SkFloatToScalar(y3);
141        obj->cubicTo(x1_, y1_, x2_, y2_, x3_, y3_);
142    }
143
144    static void rCubicTo(JNIEnv* env, jobject clazz, SkPath* obj, jfloat x1, jfloat y1, jfloat x2, jfloat y2, jfloat x3, jfloat y3) {
145        SkScalar x1_ = SkFloatToScalar(x1);
146        SkScalar y1_ = SkFloatToScalar(y1);
147        SkScalar x2_ = SkFloatToScalar(x2);
148        SkScalar y2_ = SkFloatToScalar(y2);
149        SkScalar x3_ = SkFloatToScalar(x3);
150        SkScalar y3_ = SkFloatToScalar(y3);
151        obj->rCubicTo(x1_, y1_, x2_, y2_, x3_, y3_);
152    }
153
154    static void arcTo(JNIEnv* env, jobject clazz, SkPath* obj, jobject oval, jfloat startAngle, jfloat sweepAngle, jboolean forceMoveTo) {
155        SkRect oval_;
156        GraphicsJNI::jrectf_to_rect(env, oval, &oval_);
157        SkScalar startAngle_ = SkFloatToScalar(startAngle);
158        SkScalar sweepAngle_ = SkFloatToScalar(sweepAngle);
159        obj->arcTo(oval_, startAngle_, sweepAngle_, forceMoveTo);
160    }
161
162    static void close(JNIEnv* env, jobject clazz, SkPath* obj) {
163        obj->close();
164    }
165
166    static void addRect__RectFI(JNIEnv* env, jobject clazz, SkPath* obj, jobject rect, SkPath::Direction dir) {
167        SkRect rect_;
168        GraphicsJNI::jrectf_to_rect(env, rect, &rect_);
169        obj->addRect(rect_, dir);
170    }
171
172    static void addRect__FFFFI(JNIEnv* env, jobject clazz, SkPath* obj, jfloat left, jfloat top, jfloat right, jfloat bottom, SkPath::Direction dir) {
173        SkScalar left_ = SkFloatToScalar(left);
174        SkScalar top_ = SkFloatToScalar(top);
175        SkScalar right_ = SkFloatToScalar(right);
176        SkScalar bottom_ = SkFloatToScalar(bottom);
177        obj->addRect(left_, top_, right_, bottom_, dir);
178    }
179
180    static void addOval(JNIEnv* env, jobject clazz, SkPath* obj, jobject oval, SkPath::Direction dir) {
181        SkRect oval_;
182        GraphicsJNI::jrectf_to_rect(env, oval, &oval_);
183        obj->addOval(oval_, dir);
184    }
185
186    static void addCircle(JNIEnv* env, jobject clazz, SkPath* obj, jfloat x, jfloat y, jfloat radius, SkPath::Direction dir) {
187        SkScalar x_ = SkFloatToScalar(x);
188        SkScalar y_ = SkFloatToScalar(y);
189        SkScalar radius_ = SkFloatToScalar(radius);
190        obj->addCircle(x_, y_, radius_, dir);
191    }
192
193    static void addArc(JNIEnv* env, jobject clazz, SkPath* obj, jobject oval, jfloat startAngle, jfloat sweepAngle) {
194        SkRect oval_;
195        GraphicsJNI::jrectf_to_rect(env, oval, &oval_);
196        SkScalar startAngle_ = SkFloatToScalar(startAngle);
197        SkScalar sweepAngle_ = SkFloatToScalar(sweepAngle);
198        obj->addArc(oval_, startAngle_, sweepAngle_);
199    }
200
201    static void addRoundRectXY(JNIEnv* env, jobject clazz, SkPath* obj, jobject rect,
202                               jfloat rx, jfloat ry, SkPath::Direction dir) {
203        SkRect rect_;
204        GraphicsJNI::jrectf_to_rect(env, rect, &rect_);
205        SkScalar rx_ = SkFloatToScalar(rx);
206        SkScalar ry_ = SkFloatToScalar(ry);
207        obj->addRoundRect(rect_, rx_, ry_, dir);
208    }
209
210    static void addRoundRect8(JNIEnv* env, jobject, SkPath* obj, jobject rect,
211                              jfloatArray array, SkPath::Direction dir) {
212        SkRect rect_;
213        GraphicsJNI::jrectf_to_rect(env, rect, &rect_);
214        AutoJavaFloatArray  afa(env, array, 8);
215        const float* src = afa.ptr();
216        SkScalar dst[8];
217
218        for (int i = 0; i < 8; i++) {
219            dst[i] = SkFloatToScalar(src[i]);
220        }
221        obj->addRoundRect(rect_, dst, dir);
222    }
223
224    static void addPath__PathFF(JNIEnv* env, jobject clazz, SkPath* obj, SkPath* src, jfloat dx, jfloat dy) {
225        SkScalar dx_ = SkFloatToScalar(dx);
226        SkScalar dy_ = SkFloatToScalar(dy);
227        obj->addPath(*src, dx_, dy_);
228    }
229
230    static void addPath__Path(JNIEnv* env, jobject clazz, SkPath* obj, SkPath* src) {
231        obj->addPath(*src);
232    }
233
234    static void addPath__PathMatrix(JNIEnv* env, jobject clazz, SkPath* obj, SkPath* src, SkMatrix* matrix) {
235        obj->addPath(*src, *matrix);
236    }
237
238    static void offset__FFPath(JNIEnv* env, jobject clazz, SkPath* obj, jfloat dx, jfloat dy, SkPath* dst) {
239        SkScalar dx_ = SkFloatToScalar(dx);
240        SkScalar dy_ = SkFloatToScalar(dy);
241        obj->offset(dx_, dy_, dst);
242    }
243
244    static void offset__FF(JNIEnv* env, jobject clazz, SkPath* obj, jfloat dx, jfloat dy) {
245        SkScalar dx_ = SkFloatToScalar(dx);
246        SkScalar dy_ = SkFloatToScalar(dy);
247        obj->offset(dx_, dy_);
248    }
249
250    static void setLastPoint(JNIEnv* env, jobject clazz, SkPath* obj, jfloat dx, jfloat dy) {
251        SkScalar dx_ = SkFloatToScalar(dx);
252        SkScalar dy_ = SkFloatToScalar(dy);
253        obj->setLastPt(dx_, dy_);
254    }
255
256    static void transform__MatrixPath(JNIEnv* env, jobject clazz, SkPath* obj, SkMatrix* matrix, SkPath* dst) {
257        obj->transform(*matrix, dst);
258    }
259
260    static void transform__Matrix(JNIEnv* env, jobject clazz, SkPath* obj, SkMatrix* matrix) {
261        obj->transform(*matrix);
262    }
263
264};
265
266static JNINativeMethod methods[] = {
267    {"finalizer", "(I)V", (void*) SkPathGlue::finalizer},
268    {"init1","()I", (void*) SkPathGlue::init1},
269    {"init2","(I)I", (void*) SkPathGlue::init2},
270    {"native_reset","(I)V", (void*) SkPathGlue::reset},
271    {"native_rewind","(I)V", (void*) SkPathGlue::rewind},
272    {"native_set","(II)V", (void*) SkPathGlue::assign},
273    {"native_getFillType","(I)I", (void*) SkPathGlue::getFillType},
274    {"native_setFillType","(II)V", (void*) SkPathGlue::setFillType},
275    {"native_isEmpty","(I)Z", (void*) SkPathGlue::isEmpty},
276    {"native_isRect","(ILandroid/graphics/RectF;)Z", (void*) SkPathGlue::isRect},
277    {"native_computeBounds","(ILandroid/graphics/RectF;)V", (void*) SkPathGlue::computeBounds},
278    {"native_incReserve","(II)V", (void*) SkPathGlue::incReserve},
279    {"native_moveTo","(IFF)V", (void*) SkPathGlue::moveTo__FF},
280    {"native_rMoveTo","(IFF)V", (void*) SkPathGlue::rMoveTo},
281    {"native_lineTo","(IFF)V", (void*) SkPathGlue::lineTo__FF},
282    {"native_rLineTo","(IFF)V", (void*) SkPathGlue::rLineTo},
283    {"native_quadTo","(IFFFF)V", (void*) SkPathGlue::quadTo__FFFF},
284    {"native_rQuadTo","(IFFFF)V", (void*) SkPathGlue::rQuadTo},
285    {"native_cubicTo","(IFFFFFF)V", (void*) SkPathGlue::cubicTo__FFFFFF},
286    {"native_rCubicTo","(IFFFFFF)V", (void*) SkPathGlue::rCubicTo},
287    {"native_arcTo","(ILandroid/graphics/RectF;FFZ)V", (void*) SkPathGlue::arcTo},
288    {"native_close","(I)V", (void*) SkPathGlue::close},
289    {"native_addRect","(ILandroid/graphics/RectF;I)V", (void*) SkPathGlue::addRect__RectFI},
290    {"native_addRect","(IFFFFI)V", (void*) SkPathGlue::addRect__FFFFI},
291    {"native_addOval","(ILandroid/graphics/RectF;I)V", (void*) SkPathGlue::addOval},
292    {"native_addCircle","(IFFFI)V", (void*) SkPathGlue::addCircle},
293    {"native_addArc","(ILandroid/graphics/RectF;FF)V", (void*) SkPathGlue::addArc},
294    {"native_addRoundRect","(ILandroid/graphics/RectF;FFI)V", (void*) SkPathGlue::addRoundRectXY},
295    {"native_addRoundRect","(ILandroid/graphics/RectF;[FI)V", (void*) SkPathGlue::addRoundRect8},
296    {"native_addPath","(IIFF)V", (void*) SkPathGlue::addPath__PathFF},
297    {"native_addPath","(II)V", (void*) SkPathGlue::addPath__Path},
298    {"native_addPath","(III)V", (void*) SkPathGlue::addPath__PathMatrix},
299    {"native_offset","(IFFI)V", (void*) SkPathGlue::offset__FFPath},
300    {"native_offset","(IFF)V", (void*) SkPathGlue::offset__FF},
301    {"native_setLastPoint","(IFF)V", (void*) SkPathGlue::setLastPoint},
302    {"native_transform","(III)V", (void*) SkPathGlue::transform__MatrixPath},
303    {"native_transform","(II)V", (void*) SkPathGlue::transform__Matrix}
304};
305
306int register_android_graphics_Path(JNIEnv* env) {
307    int result = AndroidRuntime::registerNativeMethods(env, "android/graphics/Path", methods,
308        sizeof(methods) / sizeof(methods[0]));
309    return result;
310}
311
312}
313