标签:canvas img style height width 引擎 思路 type 170
合图引擎基于json数据 解析,比较与htmltocanvas 先生成html再生成canva的解决方案, 渲染过程更可控,定制化成都高。
import Dev from '@ali/hetuCanva/dist/dev'; const data = { "name": "draw edit action", "width": 375, "height": 850, "layers": [ { "name": "bg-layer", "materials": [ { "type": "IMAGE", "style": { "x": 0, "y": 0, "width": 375, "height": 850, "src": "https://img.alicdn.com/tfs/TB1Itzu4AL0gK0jSZFtXXXQCXXa-1500-3400.png" } } ] }, { "name": "items-bg-list-layer", "materials": [ { "type": "RECTANGLE", "style": { "x": 15, "y": 143, "width": 170, "height": 170, "color": "#f0f0f0" } }, { "type": "RECTANGLE", "style": { "x": 190, "y": 143, "width": 170, "height": 170, "color": "#f0f0f0" } }, { "type": "RECTANGLE", "style": { "x": 15, "y": 318, "width": 170, "height": 170, "color": "#f0f0f0" } }, { "type": "RECTANGLE", "style": { "x": 190, "y": 318, "width": 170, "height": 170, "color": "#f0f0f0" } }, { "type": "RECTANGLE", "style": { "x": 15, "y": 493, "width": 170, "height": 170, "color": "#f0f0f0" } }, { "type": "RECTANGLE", "style": { "x": 190, "y": 493, "width": 170, "height": 170, "color": "#f0f0f0" } } ] }, { "name": "items", "materials": [ { "type": "IMAGE", "style": { "x": 15, "y": 143, "width": 170, "height": 170, "src": "https://img.alicdn.com/tfs/TB1u75srIVl614jSZKPXXaGjpXa-580-335.png", "size": "contain", "position": "top", } }, { "type": "IMAGE", "style": { "x": 190, "y": 143, "width": 170, "height": 170, "src": "https://img.alicdn.com/tfs/TB1u75srIVl614jSZKPXXaGjpXa-580-335.png", "size": "contain", "position": "bottom", } }, { "type": "IMAGE", "style": { "x": 15, "y": 318, "width": 170, "height": 170, "src": "https://img.alicdn.com/tfs/TB1rf72rggP7K4jSZFqXXamhVXa-352-614.png", "size": "contain", "position": "left", } }, { "type": "IMAGE", "style": { "x": 190, "y": 318, "width": 170, "height": 170, "src": "https://img.alicdn.com/tfs/TB1rf72rggP7K4jSZFqXXamhVXa-352-614.png", "size": "contain", "position": "right", } }, { "type": "IMAGE", "style": { "x": 15, "y": 493, "width": 170, "height": 170, "src": "https://img.alicdn.com/tfs/TB1rf72rggP7K4jSZFqXXamhVXa-352-614.png", "size": "contain", "position": "center", } }, { "type": "IMAGE", "style": { "x": 190, "y": 493, "width": 170, "height": 170, "src": "https://img.alicdn.com/tfs/TB1u75srIVl614jSZKPXXaGjpXa-580-335.png", "size": "contain", "position": "center", } } ] } ] } const engine = new Dev({ data: data, }); engine.render(document.querySelector('#example'))
标签:canvas,img,style,height,width,引擎,思路,type,170 来源: https://www.cnblogs.com/breakdown/p/15086674.html
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