1 /*
2 * Copyright 2020 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 "android/graphics/matrix.h"
18 #include "android_graphics_Matrix.h"
19
AMatrix_getContents(JNIEnv * env,jobject matrixObj,float values[9])20 bool AMatrix_getContents(JNIEnv* env, jobject matrixObj, float values[9]) {
21 static_assert(SkMatrix::kMScaleX == 0, "SkMatrix unexpected index");
22 static_assert(SkMatrix::kMSkewX == 1, "SkMatrix unexpected index");
23 static_assert(SkMatrix::kMTransX == 2, "SkMatrix unexpected index");
24 static_assert(SkMatrix::kMSkewY == 3, "SkMatrix unexpected index");
25 static_assert(SkMatrix::kMScaleY == 4, "SkMatrix unexpected index");
26 static_assert(SkMatrix::kMTransY == 5, "SkMatrix unexpected index");
27 static_assert(SkMatrix::kMPersp0 == 6, "SkMatrix unexpected index");
28 static_assert(SkMatrix::kMPersp1 == 7, "SkMatrix unexpected index");
29 static_assert(SkMatrix::kMPersp2 == 8, "SkMatrix unexpected index");
30
31 SkMatrix* m = android::android_graphics_Matrix_getSkMatrix(env, matrixObj);
32 if (m != nullptr) {
33 m->get9(values);
34 return true;
35 }
36 return false;
37 }
38