[英]move two layers together with jcanvas
using jcanvas , how do i link two draggable layers such that they move together. 使用jcanvas ,我如何链接两个可拖动层,使它们一起移动。
eg. 例如。 the circle and document icon are two diff layers.
圆圈和文档图标是两个差异层。 how do i have them
我怎么有他们
a) draw on the same layer or a)在同一层上绘制或
b) move together b)一起移动
// document
.drawArc({
layer: true,
groups: ['document'],
fillStyle: 'yellow',
x: 100, y: 250,
radius: 50
})
.drawImage({
groups: ['document'],
source: "img/document.jpg",
x: 100, y: 250,
width:40, height: 40,
layer: true
})
$('canvas').setLayerGroup('document', {
draggable: true,
bringToFront: true
})
You can do it using dragGroups:[]
您可以使用
dragGroups:[]
Code here 在这里编码
$('canvas').drawArc({
layer: true,
groups: ['document'],
dragGroups: ['document'],
draggable: true,
fillStyle: 'yellow',
x: 100, y: 250,
radius: 50
})
.drawImage({
groups: ['document'],
dragGroups: ['document'],
draggable: true,
source: "img/document.jpg",
x: 100, y: 250,
width: 40, height: 40,
layer: true
}).drawLayers();
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