1 /*
2 * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16 #include "render/rs_path.h"
17
18 #include "draw/path.h"
19 #include "utils/matrix.h"
20 #include "utils/scalar.h"
21
22 #include "platform/common/rs_log.h"
23
24 namespace OHOS {
25 namespace Rosen {
CreateRSPath()26 std::shared_ptr<RSPath> RSPath::CreateRSPath()
27 {
28 return std::make_shared<RSPath>();
29 }
30
CreateRSPath(const Drawing::Path & path)31 std::shared_ptr<RSPath> RSPath::CreateRSPath(const Drawing::Path& path)
32 {
33 auto rsPath = std::make_shared<RSPath>();
34 rsPath->SetDrawingPath(path);
35 return rsPath;
36 }
37
CreateRSPath(const std::string & path)38 std::shared_ptr<RSPath> RSPath::CreateRSPath(const std::string& path)
39 {
40 Drawing::Path drAnimationPath;
41 drAnimationPath.BuildFromSVGString(path);
42 return RSPath::CreateRSPath(drAnimationPath);
43 }
44
RSPath()45 RSPath::RSPath()
46 {
47 drPath_ = new Drawing::Path();
48 }
49
~RSPath()50 RSPath::~RSPath()
51 {
52 if (drPath_) {
53 delete drPath_;
54 }
55 }
56
GetDrawingPath() const57 const Drawing::Path& RSPath::GetDrawingPath() const
58 {
59 return *drPath_;
60 }
61
SetDrawingPath(const Drawing::Path & path)62 void RSPath::SetDrawingPath(const Drawing::Path& path)
63 {
64 if (drPath_) {
65 delete drPath_;
66 }
67 drPath_ = new Drawing::Path(path);
68 }
69
Reverse()70 std::shared_ptr<RSPath> RSPath::Reverse()
71 {
72 Drawing::Path path;
73 path.ReverseAddPath(*drPath_);
74 return CreateRSPath(path);
75 }
76
GetDistance() const77 float RSPath::GetDistance() const
78 {
79 return drPath_->GetLength(false);
80 }
81
82 template<>
GetPosTan(float distance,Vector2f & pos,float & degrees) const83 bool RSPath::GetPosTan(float distance, Vector2f& pos, float& degrees) const
84 {
85 Drawing::Point position;
86 Drawing::Point tangent;
87 bool ret = drPath_->GetPositionAndTangent(distance, position, tangent, false);
88 if (!ret) {
89 ROSEN_LOGE("PathMeasure get failed");
90 return false;
91 }
92 pos.data_[0] = position.GetX();
93 pos.data_[1] = position.GetY();
94 degrees = Drawing::ConvertRadiansToDegrees(std::atan2(tangent.GetY(), tangent.GetX()));
95 return true;
96 }
97
98 template<>
GetPosTan(float distance,Vector4f & pos,float & degrees) const99 bool RSPath::GetPosTan(float distance, Vector4f& pos, float& degrees) const
100 {
101 Vector2f position;
102 bool res = GetPosTan(distance, position, degrees);
103 if (!res) {
104 ROSEN_LOGD("PathMeasure get failed");
105 return false;
106 }
107 pos[0] = position[0];
108 pos[1] = position[1];
109 return res;
110 }
111 } // namespace Rosen
112 } // namespace OHOS
113