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docs: 修改文档示例拼写错误 nodataValue => noDataValue #2026

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Nov 9, 2023
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docs: 修改文档示例拼写错误 nodataValue => noDataValue #2026

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135 changes: 72 additions & 63 deletions packages/site/examples/mask/basic/demo/rastertile_raster.ts
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -3,78 +3,87 @@ import { RasterLayer, Scene } from '@antv/l7';
import { Map } from '@antv/l7-maps';
import * as GeoTIFF from 'geotiff';
const scene = new Scene({
id: 'map',
map: new Map({
center: [105, 37.5],
zoom: 2.5
})
id: 'map',
map: new Map({
center: [105, 37.5],
zoom: 2.5,
}),
});
scene.on('loaded', async () => {
const tiffdata = await getTiffData();
const tiffdata = await getTiffData();

const masklayer = new RasterLayer({
zIndex: 3,
visible: false,
const masklayer = new RasterLayer({
zIndex: 3,
visible: false,
});
masklayer
.source(tiffdata.data, {
parser: {
type: 'raster',
width: tiffdata.width,
height: tiffdata.height,
extent: [
73.4821902409999979, 3.8150178409999995, 135.1066187319999869,
57.6300459959999998,
],
},
})
.style({
clampLow: false,
clampHigh: false,
domain: [10, 60],
noDataValue: 0,
rampColors: {
positions: [0, 0.05, 0.1, 0.25, 0.5, 1.0], // 数据需要换成 0-1
colors: [
'rgba(0,0,0,0)',
'rgba(92,58,16,0)',
'#fabd08',
'#f1e93f',
'#f1ff8f',
'#fcfff7',
],
},
});
masklayer
.source(tiffdata.data, {
parser: {
type: 'raster',
width: tiffdata.width,
height: tiffdata.height,
extent: [73.4821902409999979, 3.8150178409999995, 135.1066187319999869, 57.6300459959999998]
}
})
.style({
clampLow: false,
clampHigh: false,
domain: [10, 60],
nodataValue: 0,
rampColors: {
positions: [0, 0.05, 0.1, 0.25, 0.5, 1.0],// 数据需要换成 0-1
colors: ['rgba(0,0,0,0)', 'rgba(92,58,16,0)', '#fabd08', '#f1e93f', '#f1ff8f', '#fcfff7'],

}
});

const raster = new RasterLayer({
zIndex: 2,
maskLayers: [masklayer],
visible: true,
enableMask: true,
}).source(
'https://tiles{1-3}.geovisearth.com/base/v1/img/{z}/{x}/{y}?format=webp&tmsIds=w&token=b2a0cfc132cd60b61391b9dd63c15711eadb9b38a9943e3f98160d5710aef788',
{
parser: {
type: 'rasterTile',
tileSize: 256,
},
const raster = new RasterLayer({
zIndex: 2,
maskLayers: [masklayer],
visible: true,
enableMask: true,
})
.source(
'https://tiles{1-3}.geovisearth.com/base/v1/img/{z}/{x}/{y}?format=webp&tmsIds=w&token=b2a0cfc132cd60b61391b9dd63c15711eadb9b38a9943e3f98160d5710aef788',
{
parser: {
type: 'rasterTile',
tileSize: 256,
},
).style({
opacity: 1
},
)
.style({
opacity: 1,
});
scene.addLayer(raster);
scene.addLayer(raster);

scene.addLayer(masklayer);
addLayer();
scene.addLayer(masklayer);
addLayer();
});
async function getTiffData() {
const response = await fetch(
'https://gw.alipayobjects.com/zos/antvdemo/assets/light_clip/lightF182013.tiff'
);
const arrayBuffer = await response.arrayBuffer();
const tiff = await GeoTIFF.fromArrayBuffer(arrayBuffer);
const image = await tiff.getImage();
const width = image.getWidth();
const height = image.getHeight();
const values = await image.readRasters();
return {
data: values[0],
width,
height
};
const response = await fetch(
'https://gw.alipayobjects.com/zos/antvdemo/assets/light_clip/lightF182013.tiff',
);
const arrayBuffer = await response.arrayBuffer();
const tiff = await GeoTIFF.fromArrayBuffer(arrayBuffer);
const image = await tiff.getImage();
const width = image.getWidth();
const height = image.getHeight();
const values = await image.readRasters();
return {
data: values[0],
width,
height,
};
}

async function addLayer() {

}
async function addLayer() {}
36 changes: 23 additions & 13 deletions packages/site/examples/raster/single_raster/demo/light.js
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -6,16 +6,16 @@ const scene = new Scene({
id: 'map',
map: new GaodeMap({
style: 'dark',
center: [ 105, 37.5 ],
zoom: 2.5
})
center: [105, 37.5],
zoom: 2.5,
}),
});
scene.on('loaded', () => {
addLayer();
});
async function getTiffData() {
const response = await fetch(
'https://gw.alipayobjects.com/zos/antvdemo/assets/light_clip/lightF182013.tiff'
'https://gw.alipayobjects.com/zos/antvdemo/assets/light_clip/lightF182013.tiff',
);
const arrayBuffer = await response.arrayBuffer();
const tiff = await GeoTIFF.fromArrayBuffer(arrayBuffer);
Expand All @@ -26,7 +26,7 @@ async function getTiffData() {
return {
data: values[0],
width,
height
height,
};
}

Expand All @@ -40,19 +40,29 @@ async function addLayer() {
type: 'raster',
width: tiffdata.width,
height: tiffdata.height,
extent: [ 73.4821902409999979, 3.8150178409999995, 135.1066187319999869, 57.6300459959999998 ]
}
extent: [
73.4821902409999979, 3.8150178409999995, 135.1066187319999869,
57.6300459959999998,
],
},
})
.style({
clampLow: false,
clampHigh: false,
domain: [ 0, 90 ],
nodataValue: 0,
domain: [0, 90],
noDataValue: 0,
rampColors: {
type:'linear', // 2.13.0 及以后版本支持
colors: ['rgba(92,58,16,0)','rgba(92,58,16,0)', '#fabd08', '#f1e93f', '#f1ff8f', '#fcfff7' ],
positions: [0,3, 9, 22.5, 45, 90 ]
}
type: 'linear', // 2.13.0 及以后版本支持
colors: [
'rgba(92,58,16,0)',
'rgba(92,58,16,0)',
'#fabd08',
'#f1e93f',
'#f1ff8f',
'#fcfff7',
],
positions: [0, 3, 9, 22.5, 45, 90],
},
});

scene.addLayer(layer);
Expand Down
35 changes: 22 additions & 13 deletions packages/site/examples/raster/single_raster/demo/light_default.js
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -6,16 +6,16 @@ const scene = new Scene({
id: 'map',
map: new GaodeMap({
style: 'dark',
center: [ 105, 37.5 ],
zoom: 2.5
})
center: [105, 37.5],
zoom: 2.5,
}),
});
scene.on('loaded', () => {
addLayer();
});
async function getTiffData() {
const response = await fetch(
'https://gw.alipayobjects.com/zos/antvdemo/assets/light_clip/lightF182013.tiff'
'https://gw.alipayobjects.com/zos/antvdemo/assets/light_clip/lightF182013.tiff',
);
const arrayBuffer = await response.arrayBuffer();
const tiff = await GeoTIFF.fromArrayBuffer(arrayBuffer);
Expand All @@ -26,7 +26,7 @@ async function getTiffData() {
return {
data: values[0],
width,
height
height,
};
}

Expand All @@ -40,19 +40,28 @@ async function addLayer() {
type: 'raster',
width: tiffdata.width,
height: tiffdata.height,
extent: [ 73.4821902409999979, 3.8150178409999995, 135.1066187319999869, 57.6300459959999998 ]
}
extent: [
73.4821902409999979, 3.8150178409999995, 135.1066187319999869,
57.6300459959999998,
],
},
})
.style({
clampLow: false,
clampHigh: false,
domain: [ 0, 90 ],
nodataValue: 0,
domain: [0, 90],
noDataValue: 0,
rampColors: {
positions: [ 0, 0.05, 0.1, 0.25, 0.5, 1.0 ],// 数据需要换成 0-1
colors: ['rgba(92,58,16,0)','rgba(92,58,16,0)', '#fabd08', '#f1e93f', '#f1ff8f', '#fcfff7' ],

}
positions: [0, 0.05, 0.1, 0.25, 0.5, 1.0], // 数据需要换成 0-1
colors: [
'rgba(92,58,16,0)',
'rgba(92,58,16,0)',
'#fabd08',
'#f1e93f',
'#f1ff8f',
'#fcfff7',
],
},
});

scene.addLayer(layer);
Expand Down