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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 | 1x 1x 3x 9x 3x 9x 27x 18x 18x 36x 18x 3x | import vtkStateBuilder from 'vtk.js/Sources/Widgets/Core/StateBuilder';
import {
ScrollingMethods,
planeNames,
planeNameToViewType,
} from 'vtk.js/Sources/Widgets/Widgets3D/ResliceCursorWidget/Constants';
const defaultPlanes = {
X: {
normal: [1, 0, 0],
viewUp: [0, 0, 1],
color3: [255, 0, 0],
},
Y: {
normal: [0, -1, 0],
viewUp: [0, 0, 1],
color3: [0, 255, 0],
},
Z: {
normal: [0, 0, -1],
viewUp: [0, -1, 0],
color3: [0, 0, 255],
},
};
const viewsColor3 = {
X: [255, 0, 0], // red
Y: [0, 255, 0], // green
Z: [0, 0, 255], // blue
};
export default function generateState(planes = planeNames) {
const state = vtkStateBuilder
.createBuilder()
.addField({ name: 'center', initialValue: [0, 0, 0] })
.addField({ name: 'image', initialValue: null })
.addField({ name: 'activeViewType', initialValue: null })
.addField({
name: 'planes',
initialValue: planes.reduce(
(res, planeName) => ({
...res,
[planeNameToViewType[planeName]]: {
normal: defaultPlanes[planeName].normal,
viewUp: defaultPlanes[planeName].viewUp,
},
}),
{}
),
})
.addField({
name: 'scrollingMethod',
initialValue: ScrollingMethods.MIDDLE_MOUSE_BUTTON,
})
.addField({ name: 'cameraOffsets', initialValue: {} })
.addField({ name: 'viewUpFromViewType', initialValue: {} })
.addStateFromMixin({
labels: ['handles', 'sphere', 'center'],
mixins: ['origin', 'color3', 'scale1', 'visible', 'manipulator'],
name: 'centerHandle',
initialValues: {
scale1: 30,
color3: [255, 255, 255],
},
});
planes.reduce(
(viewState, view) =>
planes
.filter((v) => v !== view)
.reduce((axisState, axis) => {
// Line handle
axisState.addStateFromMixin({
labels: ['handles', 'line', `lineIn${view}`, `${axis}in${view}`],
mixins: [
'origin',
'color3',
'scale3',
'orientation',
'visible',
'manipulator',
],
name: `axis${axis}in${view}`,
initialValues: {
scale3: [4, 4, 4],
color3: viewsColor3[axis],
},
});
// Rotation handle
for (let rotationHandle = 0; rotationHandle < 2; ++rotationHandle) {
axisState.addStateFromMixin({
labels: [
'handles',
'sphere',
'rotation',
`rotationIn${view}`,
`${axis}in${view}`,
`point${rotationHandle}`,
],
mixins: ['origin', 'color3', 'scale1', 'visible', 'manipulator'],
name: `rotationHandle${axis}in${view}${rotationHandle}`,
initialValues: {
scale1: 30,
color3: viewsColor3[axis],
},
});
}
return axisState;
}, viewState),
state
);
return state.build();
}
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