From 52235f819bf9d2824056731c6a728c89649d2e26 Mon Sep 17 00:00:00 2001
From: Luc Patiny <luc@patiny.com>
Date: Tue, 11 Jun 2024 11:02:20 +0200
Subject: [PATCH] feat: add regions and components annotations

---
 .../__snapshots__/fromVamas.test.js.snap      |  297 ++
 .../cellulose_fitted_following_briggs.vms     | 2663 +++++++++++++++++
 src/from/__tests__/fromVamas.test.js          |   14 +-
 src/from/getNormalizedMeta.js                 |    2 +-
 src/from/mapRegions.js                        |   36 +-
 src/index.js                                  |    5 +-
 ...tations.js => getComponentsAnnotations.js} |    6 +-
 src/jsgraph/getRegionsAnnotations.js          |   68 +
 8 files changed, 3083 insertions(+), 8 deletions(-)
 create mode 100644 src/from/__tests__/__snapshots__/fromVamas.test.js.snap
 create mode 100644 src/from/__tests__/data/cellulose_fitted_following_briggs.vms
 rename src/jsgraph/{getAnnotations.js => getComponentsAnnotations.js} (89%)
 create mode 100644 src/jsgraph/getRegionsAnnotations.js

diff --git a/src/from/__tests__/__snapshots__/fromVamas.test.js.snap b/src/from/__tests__/__snapshots__/fromVamas.test.js.snap
new file mode 100644
index 0000000..4ba9cc5
--- /dev/null
+++ b/src/from/__tests__/__snapshots__/fromVamas.test.js.snap
@@ -0,0 +1,297 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`fromVamas > Cellulose with CASA information, regions and components 1`] = `
+{
+  "analyserMode": "FAT",
+  "analysisSource": {
+    "beamWidthX": {
+      "units": "um",
+      "value": 6000,
+    },
+    "beamWidthY": {
+      "units": "um",
+      "value": 500,
+    },
+    "characteristicEnergy": {
+      "units": "eV",
+      "value": 1486.6,
+    },
+    "label": "Al Ka, Monochromated",
+  },
+  "components": [
+    {
+      "area": 4830.0138,
+      "assignment": "C 1s 1",
+      "bindingEnergy": {
+        "units": "eV",
+        "value": 286.7736,
+      },
+      "kineticEnergy": {
+        "units": "eV",
+        "value": 1199.8264,
+      },
+      "shapeParameters": {
+        "gamma": 1.1057933,
+      },
+      "type": "lorentzianAsymmetric",
+    },
+    {
+      "area": 989.18682,
+      "assignment": "C 1s 2",
+      "bindingEnergy": {
+        "units": "eV",
+        "value": 288.1950999999999,
+      },
+      "kineticEnergy": {
+        "units": "eV",
+        "value": 1198.4049,
+      },
+      "shapeParameters": {
+        "gamma": 1.1121055,
+      },
+      "type": "lorentzianAsymmetric",
+    },
+    {
+      "area": 56.812945,
+      "assignment": "C 1s degrad",
+      "bindingEnergy": {
+        "units": "eV",
+        "value": 288.8453999999999,
+      },
+      "kineticEnergy": {
+        "units": "eV",
+        "value": 1197.7546,
+      },
+      "shapeParameters": {
+        "gamma": 0.82920074,
+      },
+      "type": "gaussianLorentzianProduct",
+    },
+    {
+      "area": 100.40835,
+      "assignment": "C 1s Adv.C",
+      "bindingEnergy": {
+        "units": "eV",
+        "value": 284.8711999999998,
+      },
+      "kineticEnergy": {
+        "units": "eV",
+        "value": 1201.7288,
+      },
+      "shapeParameters": {
+        "gamma": 0.74742285,
+      },
+      "type": "gaussianLorentzianProduct",
+    },
+  ],
+  "energyType": {
+    "kind": "binding",
+    "units": "eV",
+  },
+  "from": 294.16,
+  "region": {
+    "auger": {
+      "element": null,
+      "transition": null,
+    },
+    "name": "C 1s",
+    "orbital": {
+      "angularMomentum": "s",
+      "element": "C",
+      "shell": 1,
+    },
+  },
+  "regions": [
+    {
+      "background": {
+        "parameters": {
+          "averageWidth": 1,
+          "bindingEnergyEnd": {
+            "units": "eV",
+            "value": 283.34839999999986,
+          },
+          "bindingEnergyStart": {
+            "units": "eV",
+            "value": 293.2871,
+          },
+          "crossSection": [
+            40.442441,
+            -450,
+            0,
+            0,
+          ],
+          "endOffset": 0,
+          "kineticEnergyEnd": {
+            "units": "eV",
+            "value": 1203.2516,
+          },
+          "kineticEnergyStart": {
+            "units": "eV",
+            "value": 1193.3129,
+          },
+          "relativeSensitivityFactor": 0.278,
+          "startOffset": 0,
+        },
+        "rawParameters": "1193.3129 1203.2516 0.278 2 0 0 40.442441 -450 0 0",
+        "type": "Shirley",
+      },
+      "block": {
+        "atomicMass": 12.011,
+        "regionBlockID": "C 1s",
+        "relativeSensitivityFactor": 0.278,
+      },
+      "regionID": "C 1s",
+    },
+  ],
+  "speciesLabel": "C",
+  "to": 282.16,
+}
+`;
+
+exports[`fromVamas Cellulose with CASA information, regions and components 1`] = `
+{
+  "analyserMode": "FAT",
+  "analysisSource": {
+    "beamWidthX": {
+      "units": "um",
+      "value": 6000,
+    },
+    "beamWidthY": {
+      "units": "um",
+      "value": 500,
+    },
+    "characteristicEnergy": {
+      "units": "eV",
+      "value": 1486.6,
+    },
+    "label": "Al Ka, Monochromated",
+  },
+  "components": [
+    {
+      "area": 4830.0138,
+      "assignment": "C 1s 1",
+      "bindingEnergy": {
+        "units": "eV",
+        "value": 286.7736,
+      },
+      "kineticEnergy": {
+        "units": "eV",
+        "value": 1199.8264,
+      },
+      "shapeParameters": {
+        "gamma": 1.1057933,
+      },
+      "type": "lorentzianAsymmetric",
+    },
+    {
+      "area": 989.18682,
+      "assignment": "C 1s 2",
+      "bindingEnergy": {
+        "units": "eV",
+        "value": 288.1950999999999,
+      },
+      "kineticEnergy": {
+        "units": "eV",
+        "value": 1198.4049,
+      },
+      "shapeParameters": {
+        "gamma": 1.1121055,
+      },
+      "type": "lorentzianAsymmetric",
+    },
+    {
+      "area": 56.812945,
+      "assignment": "C 1s degrad",
+      "bindingEnergy": {
+        "units": "eV",
+        "value": 288.8453999999999,
+      },
+      "kineticEnergy": {
+        "units": "eV",
+        "value": 1197.7546,
+      },
+      "shapeParameters": {
+        "gamma": 0.82920074,
+      },
+      "type": "gaussianLorentzianProduct",
+    },
+    {
+      "area": 100.40835,
+      "assignment": "C 1s Adv.C",
+      "bindingEnergy": {
+        "units": "eV",
+        "value": 284.8711999999998,
+      },
+      "kineticEnergy": {
+        "units": "eV",
+        "value": 1201.7288,
+      },
+      "shapeParameters": {
+        "gamma": 0.74742285,
+      },
+      "type": "gaussianLorentzianProduct",
+    },
+  ],
+  "energyType": {
+    "kind": "binding",
+    "units": "eV",
+  },
+  "from": 294.16,
+  "region": {
+    "auger": {
+      "element": null,
+      "transition": null,
+    },
+    "name": "C 1s",
+    "orbital": {
+      "angularMomentum": "s",
+      "element": "C",
+      "shell": 1,
+    },
+  },
+  "regions": [
+    {
+      "background": {
+        "parameters": {
+          "averageWidth": 1,
+          "bindingEnergyEnd": {
+            "units": "eV",
+            "value": 283.34839999999986,
+          },
+          "bindingEnergyStart": {
+            "units": "eV",
+            "value": 293.2871,
+          },
+          "crossSection": [
+            40.442441,
+            -450,
+            0,
+            0,
+          ],
+          "endOffset": 0,
+          "kineticEnergyEnd": {
+            "units": "eV",
+            "value": 1203.2516,
+          },
+          "kineticEnergyStart": {
+            "units": "eV",
+            "value": 1193.3129,
+          },
+          "relativeSensitivityFactor": 0.278,
+          "startOffset": 0,
+        },
+        "rawParameters": "1193.3129 1203.2516 0.278 2 0 0 40.442441 -450 0 0",
+        "type": "Shirley",
+      },
+      "block": {
+        "atomicMass": 12.011,
+        "regionBlockID": "C 1s",
+        "relativeSensitivityFactor": 0.278,
+      },
+      "regionID": "C 1s",
+    },
+  ],
+  "speciesLabel": "C",
+  "to": 282.16,
+}
+`;
diff --git a/src/from/__tests__/data/cellulose_fitted_following_briggs.vms b/src/from/__tests__/data/cellulose_fitted_following_briggs.vms
new file mode 100644
index 0000000..de5e6e2
--- /dev/null
+++ b/src/from/__tests__/data/cellulose_fitted_following_briggs.vms
@@ -0,0 +1,2663 @@
+VAMAS Surface Chemical Analysis Standard Data Transfer Format 1988 May 4
+SurfaceSpectra Ltd.
+Scienta ESCA300
+G Beamson
+Cellulose
+9
+Casa Info Follows CasaXPS Version 2.3.22PR1.0
+2
+C 1s
+C 1s
+O 1s
+O 1s
+The XPS of Polymers Database
+Copyright (c) 2000 SurfaceSpectra Ltd.
+SourceAnalyserAngle: 54.735600 d
+NORM
+REGULAR
+4
+1
+None
+d
+0
+0
+0
+0
+4
+Survey
+Sample Name: Cellulose
+2000
+3
+1
+1
+0
+0
+0
+8
+Casa Info Follows
+0
+0
+0
+0
+Sample Name: Cellulose
+The XPS of Polymers Database
+Copyright (c) 2000 SurfaceSpectra Ltd.
+XPS
+0
+Al Ka, Monochromated
+1486.6
+1400
+6000
+500
+45
+315
+FAT
+300
+5
+1e+037
+0
+6000
+500
+45
+0
+Survey
+
+-1
+Binding energy
+eV
+1153.16
+-1
+1
+Counts
+d
+pulse counting
+0.1
+3
+1e+037
+90
+0
+0
+0
+1151
+27
+8424
+2243
+2261
+2253
+2136
+2216
+2281
+2239
+2131
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+84
+72
+85
+78
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+90
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+110
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+86
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+69
+99
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+71
+89
+75
+61
+78
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+90
+85
+88
+95
+82
+86
+82
+92
+67
+84
+90
+94
+72
+104
+78
+81
+87
+85
+107
+82
+83
+70
+95
+87
+90
+92
+71
+104
+118
+79
+77
+81
+73
+53
+55
+78
+105
+102
+80
+76
+64
+80
+85
+83
+95
+76
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+74
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+83
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+85
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+80
+68
+91
+80
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+81
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+76
+96
+88
+80
+75
+72
+100
+81
+74
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+67
+45
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+73
+64
+68
+81
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+85
+71
+86
+83
+66
+95
+65
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+91
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+54
+95
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+62
+63
+57
+68
+73
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+88
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+91
+77
+91
+71
+70
+68
+75
+85
+67
+66
+66
+84
+72
+72
+77
+91
+81
+54
+52
+66
+73
+67
+57
+50
+58
+72
+61
+53
+70
+65
+56
+75
+94
+110
+193
+171
+121
+92
+54
+50
+62
+60
+64
+65
+52
+52
+64
+52
+35
+33
+39
+48
+60
+41
+62
+52
+27
+29
+C 1s
+Sample Name: Cellulose
+2000
+3
+1
+1
+0
+0
+0
+13
+Casa Info Follows
+0
+0
+1
+CASA region (*C 1s*) (*Shirley*) 1193.3129 1203.2516 0.278 2 0 0 40.442441 -450 0 0 (*C 1s*) 12.011 0 0.278
+4
+CASA comp (*C 1s 1*) (*LA(1.4,1.7,100)*) Area 4830.0138 1e-020 126904.8 -1 1 MFWHM 1.1057933 0.25 6.25 -1 1 Position 1199.8264 1199.7 1199.87 -1 1 RSF 0.278 MASS 12.011 INDEX -1 (*C 1s*) CONST (**) UNCORRECTEDRSF 0.278
+CASA comp (*C 1s 2*) (*LA(1.4,1.6,100)*) Area 989.18682 0 2000 0 0.2048 MFWHM 1.1121055 0.25 6.25 -1 1 Position 1198.4049 1198.34 1198.74 -1 -1.33 RSF 0.278 MASS 12.011 INDEX -1 (*C 1s*) CONST (**) UNCORRECTEDRSF 0.278
+CASA comp (*C 1s degrad*) (*GL(30)*) Area 56.812945 0 243 -1 1 MFWHM 0.82920074 0.25 2 -1 1 Position 1197.7546 1197.3546 1197.7546 -1 1 RSF 0.278 MASS 12.011 INDEX -1 (*C 1s*) CONST (**) UNCORRECTEDRSF 0.278
+CASA comp (*C 1s Adv.C*) (*GL(30)*) Area 100.40835 1e-020 126904.8 -1 1 MFWHM 0.74742285 0.25 6.25 -1 1 Position 1201.7288 1201.4 1201.8 -1 1 RSF 0.278 MASS 12.011 INDEX -1 (*C 1s*) CONST (**) UNCORRECTEDRSF 0.278
+Sample Name: Cellulose
+The XPS of Polymers Database
+Copyright (c) 2000 SurfaceSpectra Ltd.
+XPS
+0
+Al Ka, Monochromated
+1486.6
+1400
+6000
+500
+45
+315
+FAT
+150
+5
+1e+037
+0
+6000
+500
+45
+0
+C
+1s
+-1
+Binding energy
+eV
+294.16
+-0.05
+1
+Counts
+d
+pulse counting
+0.1
+25
+1e+037
+90
+0
+0
+1
+PROPAGATION_CONVERGED
+d
+1
+241
+154
+9350
+234
+210
+228
+238
+269
+269
+250
+254
+244
+235
+219
+217
+196
+188
+225
+219
+216
+214
+218
+218
+211
+219
+231
+233
+234
+234
+220
+212
+222
+224
+227
+215
+240
+255
+244
+226
+225
+235
+246
+248
+267
+254
+237
+235
+255
+233
+245
+253
+275
+255
+258
+241
+250
+251
+249
+260
+262
+248
+244
+286
+260
+267
+258
+257
+255
+267
+257
+269
+298
+303
+275
+280
+276
+260
+267
+286
+287
+310
+309
+319
+336
+351
+359
+382
+385
+384
+364
+408
+421
+421
+459
+460
+481
+505
+523
+560
+612
+664
+729
+759
+787
+894
+990
+1108
+1206
+1237
+1310
+1458
+1605
+1744
+1875
+1980
+2059
+2238
+2342
+2458
+2534
+2692
+2733
+2746
+2772
+2821
+2830
+2859
+2893
+2883
+2918
+3080
+3145
+3284
+3455
+3688
+3874
+4190
+4492
+4914
+5390
+5757
+6245
+6793
+7171
+7564
+8015
+8226
+8464
+8854
+9059
+9350
+9293
+9072
+8981
+8557
+8175
+7859
+7260
+6735
+6191
+5580
+5022
+4489
+3900
+3375
+2907
+2517
+2108
+1790
+1615
+1419
+1257
+1093
+998
+896
+834
+753
+767
+750
+741
+750
+721
+675
+641
+667
+679
+670
+625
+619
+610
+580
+591
+579
+520
+497
+438
+453
+400
+405
+369
+349
+333
+280
+262
+263
+252
+231
+214
+209
+233
+231
+197
+196
+206
+184
+178
+195
+186
+189
+188
+181
+180
+173
+162
+174
+183
+177
+178
+186
+187
+201
+180
+172
+160
+161
+165
+167
+172
+171
+181
+166
+154
+164
+178
+O 1s
+Sample Name: Cellulose
+2000
+3
+1
+1
+0
+0
+0
+11
+Casa Info Follows
+0
+0
+1
+CASA region (*O 1s*) (*Shirley*) 948.94 957.94 0.78 2 0 0 40.442441 -450 0 0 (*O 1s*) 15.9994 0 0.78
+2
+CASA comp (*O 1s 2*) (*LA(1.4,1.7,130)*) Area 5379.2952 1e-020 235531.5 1 0.666666 MFWHM 1.2104919 0.3 7.5 -1 1 Position 953.06563 0 0 1 -0.58 RSF 0.78 MASS 15.9994 INDEX -1 (*O 1s*) CONST (**) UNCORRECTEDRSF 0.78
+CASA comp (*O 1s 1*) (*LA(1.4,1.7,130)*) Area 8068.9509 0 1e+008 -1 0.66666 MFWHM 1.2194156 0.3 7.5 -1 1 Position 953.64563 953.5 953.67 -1 1 RSF 0.78 MASS 15.9994 INDEX -1 (*O 1s*) CONST (**) UNCORRECTEDRSF 0.78
+Sample Name: Cellulose
+The XPS of Polymers Database
+Copyright (c) 2000 SurfaceSpectra Ltd.
+XPS
+0
+Al Ka, Monochromated
+1486.6
+1400
+6000
+500
+45
+315
+FAT
+150
+5
+1e+037
+0
+6000
+500
+45
+0
+O
+1s
+-1
+Binding energy
+eV
+538.16
+-0.05
+1
+Counts
+d
+pulse counting
+0.1
+25
+1e+037
+90
+0
+0
+1
+PROPAGATION_CONVERGED
+d
+1
+201
+795
+21276
+960
+947
+934
+936
+885
+871
+924
+912
+960
+934
+958
+950
+983
+984
+1006
+1035
+985
+978
+987
+1006
+1022
+996
+995
+1002
+1050
+1021
+1034
+1053
+1083
+1084
+1078
+1096
+1079
+1143
+1146
+1126
+1104
+1132
+1180
+1172
+1204
+1212
+1196
+1223
+1181
+1230
+1219
+1267
+1287
+1332
+1333
+1357
+1421
+1455
+1503
+1524
+1598
+1646
+1709
+1797
+1875
+1973
+2061
+2147
+2282
+2354
+2501
+2661
+2854
+3111
+3289
+3591
+3901
+4221
+4676
+5050
+5513
+6066
+6503
+7177
+7786
+8488
+9196
+9976
+10911
+11924
+12663
+13526
+14598
+15511
+16333
+17182
+17824
+18807
+19570
+20050
+20538
+20972
+21276
+21071
+20901
+20788
+20476
+20060
+19637
+19052
+18315
+17304
+16346
+15610
+14519
+13463
+12481
+11337
+10477
+9488
+8531
+7839
+7071
+6444
+5725
+5017
+4471
+4020
+3552
+3268
+2994
+2690
+2479
+2255
+2094
+1857
+1746
+1710
+1641
+1535
+1490
+1428
+1374
+1337
+1270
+1228
+1268
+1248
+1155
+1138
+1129
+1050
+1026
+979
+995
+1001
+993
+1013
+1010
+950
+950
+952
+902
+908
+947
+919
+881
+881
+912
+903
+930
+925
+903
+877
+845
+867
+838
+873
+895
+879
+839
+836
+874
+842
+807
+870
+861
+852
+849
+836
+830
+868
+848
+834
+855
+842
+835
+805
+813
+836
+834
+795
+798
+851
+809
+Valence
+Sample Name: Cellulose
+2000
+3
+1
+1
+0
+0
+0
+8
+Casa Info Follows
+0
+0
+0
+0
+Sample Name: Cellulose
+The XPS of Polymers Database
+Copyright (c) 2000 SurfaceSpectra Ltd.
+XPS
+0
+Al Ka, Monochromated
+1486.6
+1400
+6000
+500
+45
+315
+FAT
+150
+5
+1e+037
+0
+6000
+500
+45
+0
+Valence
+
+-1
+Binding energy
+eV
+38.16
+-0.05
+1
+Counts
+d
+pulse counting
+1
+10
+1e+037
+90
+0
+0
+0
+801
+21
+1420
+408
+387
+385
+405
+394
+397
+382
+391
+394
+390
+393
+380
+364
+373
+380
+401
+404
+397
+389
+386
+401
+383
+378
+388
+388
+358
+382
+404
+395
+376
+393
+421
+398
+382
+408
+393
+377
+427
+401
+379
+372
+377
+378
+386
+393
+397
+361
+349
+378
+385
+375
+393
+387
+390
+393
+365
+374
+395
+394
+388
+378
+405
+391
+381
+395
+399
+376
+402
+393
+377
+366
+382
+375
+373
+380
+416
+405
+402
+367
+369
+388
+389
+374
+360
+389
+393
+369
+387
+415
+386
+375
+366
+392
+359
+378
+379
+411
+399
+392
+419
+388
+388
+404
+391
+390
+390
+406
+402
+388
+384
+393
+413
+407
+405
+421
+421
+395
+439
+451
+430
+431
+403
+429
+414
+396
+440
+461
+454
+457
+435
+406
+409
+439
+450
+428
+455
+456
+459
+455
+451
+456
+454
+470
+469
+473
+475
+467
+479
+505
+525
+530
+503
+503
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+522
+531
+545
+530
+524
+534
+522
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+601
+586
+647
+669
+623
+628
+633
+671
+662
+644
+689
+696
+711
+727
+748
+786
+729
+763
+793
+773
+754
+768
+828
+853
+837
+884
+915
+926
+902
+904
+915
+930
+1006
+1035
+1023
+1027
+1012
+1035
+1067
+1090
+1069
+1068
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+1093
+1136
+1142
+1146
+1129
+1128
+1163
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+1243
+1255
+1209
+1244
+1297
+1350
+1308
+1320
+1289
+1319
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+1323
+1349
+1420
+1378
+1324
+1301
+1291
+1330
+1356
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+1178
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+1187
+1169
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+1059
+1070
+1033
+989
+983
+979
+924
+893
+865
+887
+807
+775
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+800
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+704
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+657
+643
+598
+586
+574
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+589
+546
+502
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+470
+472
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+432
+420
+421
+388
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+405
+378
+366
+379
+347
+335
+344
+354
+340
+345
+344
+302
+283
+305
+299
+303
+311
+298
+279
+284
+296
+268
+241
+266
+282
+258
+267
+242
+270
+270
+242
+233
+238
+253
+261
+253
+270
+253
+251
+253
+240
+252
+268
+261
+287
+279
+249
+273
+271
+280
+269
+278
+306
+303
+311
+321
+347
+351
+349
+354
+358
+331
+336
+342
+365
+402
+417
+382
+400
+399
+426
+426
+459
+464
+443
+439
+471
+478
+468
+476
+497
+512
+504
+493
+522
+499
+505
+499
+485
+474
+492
+539
+528
+490
+464
+451
+478
+474
+484
+476
+465
+438
+427
+427
+404
+396
+397
+394
+346
+355
+358
+363
+344
+322
+331
+323
+313
+325
+343
+359
+343
+328
+359
+345
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+399
+372
+371
+393
+402
+396
+390
+402
+414
+438
+415
+402
+421
+410
+405
+377
+377
+404
+370
+388
+416
+415
+394
+365
+380
+369
+398
+386
+368
+366
+384
+399
+369
+417
+431
+423
+395
+417
+446
+449
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+431
+453
+470
+456
+480
+465
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+503
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+476
+451
+487
+490
+479
+448
+436
+442
+388
+370
+392
+396
+381
+349
+351
+350
+336
+308
+278
+265
+283
+276
+276
+255
+246
+256
+240
+249
+255
+224
+217
+236
+226
+228
+252
+275
+274
+280
+281
+277
+300
+259
+268
+263
+297
+287
+284
+319
+305
+311
+310
+296
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+292
+286
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+319
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+321
+301
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+324
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+318
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+293
+297
+312
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+305
+292
+300
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+337
+321
+306
+327
+319
+316
+310
+286
+297
+302
+303
+301
+309
+312
+290
+302
+314
+330
+327
+304
+311
+322
+334
+335
+346
+316
+334
+319
+333
+348
+381
+361
+345
+328
+320
+342
+365
+328
+341
+361
+326
+333
+337
+361
+382
+368
+343
+353
+402
+356
+358
+377
+371
+363
+411
+399
+396
+377
+399
+385
+403
+400
+401
+388
+397
+414
+414
+402
+393
+397
+382
+380
+382
+389
+377
+366
+389
+356
+371
+392
+382
+389
+384
+368
+372
+362
+355
+370
+335
+341
+365
+381
+381
+387
+367
+357
+337
+326
+333
+352
+377
+352
+341
+347
+336
+303
+306
+310
+320
+309
+327
+315
+309
+303
+298
+291
+296
+274
+271
+286
+259
+236
+233
+234
+227
+213
+227
+198
+209
+206
+199
+166
+163
+150
+136
+145
+125
+107
+105
+100
+93
+81
+77
+59
+62
+55
+57
+61
+56
+49
+36
+33
+34
+46
+37
+39
+43
+36
+33
+29
+31
+29
+26
+33
+29
+22
+31
+31
+36
+29
+29
+33
+26
+30
+38
+34
+24
+26
+33
+38
+25
+30
+27
+24
+37
+27
+27
+30
+29
+33
+33
+25
+33
+34
+34
+29
+28
+28
+32
+27
+24
+30
+30
+22
+21
+28
+29
+36
+37
+29
+36
+40
+33
+29
+31
+39
+31
+27
+29
+32
+33
+29
+27
+30
+34
+38
+36
+26
+28
+23
+25
+34
+28
+25
+25
+27
+33
+28
+21
+27
+31
+31
+23
+23
+27
+31
+36
+32
+32
+28
+27
+26
+end of experiment
diff --git a/src/from/__tests__/fromVamas.test.js b/src/from/__tests__/fromVamas.test.js
index 25f8a2b..ff1d5b6 100644
--- a/src/from/__tests__/fromVamas.test.js
+++ b/src/from/__tests__/fromVamas.test.js
@@ -26,11 +26,23 @@ describe('fromVamas', () => {
     expect(typeof result.meta.cheminfo.meta).toBe('object');
   });
 
-  it.only('peg with CASA information', () => {
+  it('peg with CASA information', () => {
     const pegText = readFileSync(join(__dirname, './data/pegCASA.vms'), 'utf8');
     let result = fromVamas(pegText).spectra[0];
     expect(Object.keys(result.variables)).toHaveLength(2);
     expect(Object.keys(result.meta)).toHaveLength(62);
     expect(typeof result.meta.cheminfo.meta).toBe('object');
   });
+
+  it.only('Cellulose with CASA information, regions and components', () => {
+    const text = readFileSync(join(__dirname, './data/cellulose_fitted_following_briggs.vms'), 'utf8');
+    const parsed = fromVamas(text);
+    const c1s = parsed.spectra[1];
+    expect(Object.keys(c1s.variables)).toHaveLength(2);
+    expect(Object.keys(c1s.meta)).toHaveLength(62);
+    const cheminfoMeta = c1s.meta.cheminfo.meta;
+    expect(cheminfoMeta.components).toHaveLength(4);
+    expect(cheminfoMeta.regions).toHaveLength(1);
+    expect(cheminfoMeta).toMatchSnapshot();
+  });
 });
diff --git a/src/from/getNormalizedMeta.js b/src/from/getNormalizedMeta.js
index 44e4fe2..5f38f4b 100644
--- a/src/from/getNormalizedMeta.js
+++ b/src/from/getNormalizedMeta.js
@@ -36,7 +36,7 @@ export function getNormalizedMeta(meta = {}) {
     parsedCASAs,
     source.characteristicEnergy.value,
   );
-  normalized.regions = mapRegions(parsedCASAs);
+  normalized.regions = mapRegions(parsedCASAs, source.characteristicEnergy.value);
 
   const increment = meta['abscissa increment'];
   normalized.from = meta['abscissa start'];
diff --git a/src/from/mapRegions.js b/src/from/mapRegions.js
index 7a6a203..b725d9c 100644
--- a/src/from/mapRegions.js
+++ b/src/from/mapRegions.js
@@ -1,9 +1,43 @@
 export function mapRegions(
   parsedBlockComment,
-  sourceEnergy = undefined,
+  sourceEnergy,
   energyUnits = 'eV',
 ) {
   const regions = [];
+
+  if (parsedBlockComment.regions) {
+    for (let region of parsedBlockComment.regions) {
+
+      const newRegion = { ...region }
+      if (newRegion?.background?.parameters?.kineticEnergyStart) {
+        newRegion.background.parameters.kineticEnergyStart = {
+          value: newRegion.background.parameters.kineticEnergyStart,
+          units: energyUnits,
+        }
+        newRegion.background.parameters.bindingEnergyStart = {
+          value: sourceEnergy - newRegion.background.parameters.kineticEnergyStart.value,
+          units: energyUnits,
+        }
+      }
+      if (newRegion?.background?.parameters?.kineticEnergyEnd) {
+        newRegion.background.parameters.kineticEnergyEnd = {
+          value: newRegion.background.parameters.kineticEnergyEnd,
+          units: energyUnits,
+        }
+        newRegion.background.parameters.bindingEnergyEnd = {
+          value: sourceEnergy - newRegion.background.parameters.kineticEnergyEnd.value,
+          units: energyUnits,
+        }
+      }
+
+
+      regions.push(newRegion);
+
+    }
+  }
+
+
+
   if (parsedBlockComment.regions) {
     return parsedBlockComment.regions;
   }
diff --git a/src/index.js b/src/index.js
index 2dd194e..fc3c839 100644
--- a/src/index.js
+++ b/src/index.js
@@ -1,6 +1,7 @@
 import { JSGraph as OriginalJSGraph } from 'common-spectrum';
 
-import { getAnnotations } from './jsgraph/getAnnotations';
+import { getComponentsAnnotations } from './jsgraph/getComponentsAnnotations.js';
+import { getRegionsAnnotations } from './jsgraph/getRegionsAnnotations.js';
 
 export {
   Analysis,
@@ -16,6 +17,6 @@ export { peakPicking } from './peakPicking';
 
 export { references } from './references';
 
-export const JSGraph = { ...OriginalJSGraph, getAnnotations };
+export const JSGraph = { ...OriginalJSGraph, getRegionsAnnotations, getComponentsAnnotations };
 
 export { predictUsingHoseCodes } from './utilities/prediction/predictUsingHoseCodes';
diff --git a/src/jsgraph/getAnnotations.js b/src/jsgraph/getComponentsAnnotations.js
similarity index 89%
rename from src/jsgraph/getAnnotations.js
rename to src/jsgraph/getComponentsAnnotations.js
index d683faa..5da288d 100644
--- a/src/jsgraph/getAnnotations.js
+++ b/src/jsgraph/getComponentsAnnotations.js
@@ -9,17 +9,17 @@
 
 /**
  * Creates annotations for jsgraph that allows to display the result of component picking
- * @param {array<Peak>} components
+ * @param {Array<Component>} components
  * @param {object} [options={}]
  * @param {string} [options.fillColor='green']
  * @param {string} [options.strokeColor='red']
  * @param {string} [options.showAssignment=true] Display the assignment
- * @param {function} [options.createFct] (annotation, component) => {}: callback allowing to add properties
+ * @param {Function} [options.creationFct] (annotation, component) => {}: callback allowing to add properties
  * @param {string} [options.mode='binding'] 'binding' or 'kinetic'
  * @returns array
  */
 
-export function getAnnotations(components, options = {}) {
+export function getComponentsAnnotations(components, options = {}) {
   const { fillColor = 'green', strokeColor = 'red', creationFct } = options;
   let annotations = components.map((component) => {
     let annotation = {
diff --git a/src/jsgraph/getRegionsAnnotations.js b/src/jsgraph/getRegionsAnnotations.js
new file mode 100644
index 0000000..526ab42
--- /dev/null
+++ b/src/jsgraph/getRegionsAnnotations.js
@@ -0,0 +1,68 @@
+
+
+/**
+ * Creates annotations for jsgraph that allows to display the result of component picking
+ * @param {Array<any>} regions
+ * @param {object} [options={}]
+ * @param {string} [options.fillColor='rgba(0,255,255,0.1)']
+ * @param {string} [options.strokeColor='red']
+ * @param {string} [options.mode='binding'] 'binding' or 'kinetic'
+ * @returns array
+ */
+
+export function getRegionsAnnotations(regions, options = {}) {
+  const { fillColor = 'rgba(0,255,255,0.1)', strokeColor = 'red' } = options;
+  regions = regions.filter(region => region?.background);
+  const annotations = regions.map((region) => {
+    let annotation = {
+      line: 1,
+      type: 'rect',
+      strokeColor,
+      strokeWidth: 0,
+      fillColor,
+    };
+    return getAnnotation(annotation, region, options);
+  });
+  return annotations;
+}
+
+function getAnnotation(annotation, region, options = {}) {
+  const { mode = 'binding', showRegionID = true } = options;
+  let labels = [];
+  let line = 0;
+
+  const energyStart = mode === 'kinetic'
+    ? region.background.parameters.kineticEnergyStart.value
+    : region.background.parameters.bindingEnergyStart.value;
+  const energyEnd = mode === 'kinetic'
+    ? region.background.parameters.kineticEnergyEnd.value
+    : region.background.parameters.bindingEnergyEnd.value;
+
+  if (showRegionID) {
+    labels.push({
+      text: region.regionID,
+      size: '18px',
+      anchor: 'middle',
+      color: 'darkcyan',
+      position: {
+        x: (energyStart + energyEnd) / 2,
+        y: '0px',
+        dy: `${13 + line * 14}px`,
+      },
+    });
+    line++;
+  }
+
+  annotation.labels = labels;
+  annotation.position = [
+    {
+      x: energyStart,
+      y: '0px',
+    },
+    {
+      x: energyEnd,
+      y: '1000px',
+    },
+  ];
+  return annotation;
+}