/src/gdal/apps/gdalalg_vector_swap_xy.cpp
Line | Count | Source |
1 | | /****************************************************************************** |
2 | | * |
3 | | * Project: GDAL |
4 | | * Purpose: "gdal vector swap-xy" |
5 | | * Author: Even Rouault <even dot rouault at spatialys.com> |
6 | | * |
7 | | ****************************************************************************** |
8 | | * Copyright (c) 2025, Even Rouault <even dot rouault at spatialys.com> |
9 | | * |
10 | | * SPDX-License-Identifier: MIT |
11 | | ****************************************************************************/ |
12 | | |
13 | | #include "gdalalg_vector_swap_xy.h" |
14 | | |
15 | | #include "gdal_priv.h" |
16 | | #include "ogrsf_frmts.h" |
17 | | |
18 | | //! @cond Doxygen_Suppress |
19 | | |
20 | | #ifndef _ |
21 | | #define _(x) (x) |
22 | | #endif |
23 | | |
24 | | /************************************************************************/ |
25 | | /* GDALVectorSwapXYAlgorithm() */ |
26 | | /************************************************************************/ |
27 | | |
28 | | GDALVectorSwapXYAlgorithm::GDALVectorSwapXYAlgorithm(bool standaloneStep) |
29 | 0 | : GDALVectorGeomAbstractAlgorithm(NAME, DESCRIPTION, HELP_URL, |
30 | 0 | standaloneStep, m_opts) |
31 | 0 | { |
32 | 0 | } |
33 | | |
34 | | namespace |
35 | | { |
36 | | |
37 | | /************************************************************************/ |
38 | | /* GDALVectorSwapXYAlgorithmLayer */ |
39 | | /************************************************************************/ |
40 | | |
41 | | class GDALVectorSwapXYAlgorithmLayer final |
42 | | : public GDALVectorGeomOneToOneAlgorithmLayer<GDALVectorSwapXYAlgorithm> |
43 | | { |
44 | | public: |
45 | | GDALVectorSwapXYAlgorithmLayer( |
46 | | OGRLayer &oSrcLayer, const GDALVectorSwapXYAlgorithm::Options &opts) |
47 | 0 | : GDALVectorGeomOneToOneAlgorithmLayer<GDALVectorSwapXYAlgorithm>( |
48 | 0 | oSrcLayer, opts) |
49 | 0 | { |
50 | 0 | } |
51 | | |
52 | | OGRErr IGetExtent(int iGeomField, OGREnvelope *psExtent, |
53 | | bool bForce) override |
54 | 0 | { |
55 | 0 | OGRErr eErr = m_srcLayer.GetExtent(iGeomField, psExtent, bForce); |
56 | 0 | if (eErr == CE_None) |
57 | 0 | { |
58 | 0 | std::swap(psExtent->MinX, psExtent->MinY); |
59 | 0 | std::swap(psExtent->MaxX, psExtent->MaxY); |
60 | 0 | } |
61 | 0 | return eErr; |
62 | 0 | } |
63 | | |
64 | | protected: |
65 | | using GDALVectorGeomOneToOneAlgorithmLayer::TranslateFeature; |
66 | | |
67 | | std::unique_ptr<OGRFeature> |
68 | | TranslateFeature(std::unique_ptr<OGRFeature> poSrcFeature) const override; |
69 | | }; |
70 | | |
71 | | /************************************************************************/ |
72 | | /* TranslateFeature() */ |
73 | | /************************************************************************/ |
74 | | |
75 | | std::unique_ptr<OGRFeature> GDALVectorSwapXYAlgorithmLayer::TranslateFeature( |
76 | | std::unique_ptr<OGRFeature> poSrcFeature) const |
77 | 0 | { |
78 | 0 | const int nGeomFieldCount = poSrcFeature->GetGeomFieldCount(); |
79 | 0 | for (int i = 0; i < nGeomFieldCount; ++i) |
80 | 0 | { |
81 | 0 | if (IsSelectedGeomField(i)) |
82 | 0 | { |
83 | 0 | if (auto poGeom = poSrcFeature->GetGeomFieldRef(i)) |
84 | 0 | { |
85 | 0 | poGeom->swapXY(); |
86 | 0 | } |
87 | 0 | } |
88 | 0 | } |
89 | |
|
90 | 0 | return poSrcFeature; |
91 | 0 | } |
92 | | |
93 | | } // namespace |
94 | | |
95 | | /************************************************************************/ |
96 | | /* GDALVectorSwapXYAlgorithm::CreateAlgLayer() */ |
97 | | /************************************************************************/ |
98 | | |
99 | | std::unique_ptr<OGRLayerWithTranslateFeature> |
100 | | GDALVectorSwapXYAlgorithm::CreateAlgLayer(OGRLayer &srcLayer) |
101 | 0 | { |
102 | 0 | return std::make_unique<GDALVectorSwapXYAlgorithmLayer>(srcLayer, m_opts); |
103 | 0 | } |
104 | | |
105 | 0 | GDALVectorSwapXYAlgorithmStandalone::~GDALVectorSwapXYAlgorithmStandalone() = |
106 | | default; |
107 | | |
108 | | //! @endcond |