canvas如何实现浏览器中将多张照片拼接拼筹成任意形状?
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可以实现,以下以心形为例:
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>Heart Shape Image Collage</title> </head> <body> <canvas id="canvas" width="500" height="500"></canvas> <script > const canvas = document.getElementById('canvas'); const ctx = canvas.getContext('2d'); const imageSources = ['//repo.bfw.wiki/bfwrepo/image/649d3d1393275.png?x-oss-process=image/auto-orient,1/resize,m_fill,w_100,h_100,/quality,q_90', '//repo.bfw.wiki/bfwrepo/image/649d3d1393275.png?x-oss-process=image/auto-orient,1/resize,m_fill,w_100,h_100,/quality,q_90', '//repo.bfw.wiki/bfwrepo/image/649d3d1393275.png?x-oss-process=image/auto-orient,1/resize,m_fill,w_100,h_100,/quality,q_90', '//repo.bfw.wiki/bfwrepo/image/649d3d1393275.png?x-oss-process=image/auto-orient,1/resize,m_fill,w_100,h_100,/quality,q_90','//repo.bfw.wiki/bfwrepo/image/649d3d1393275.png?x-oss-process=image/auto-orient,1/resize,m_fill,w_100,h_100,/quality,q_90', '//repo.bfw.wiki/bfwrepo/image/649d3d1393275.png?x-oss-process=image/auto-orient,1/resize,m_fill,w_100,h_100,/quality,q_90', '//repo.bfw.wiki/bfwrepo/image/649d3d1393275.png?x-oss-process=image/auto-orient,1/resize,m_fill,w_100,h_100,/quality,q_90', '//repo.bfw.wiki/bfwrepo/image/649d3d1393275.png?x-oss-process=image/auto-orient,1/resize,m_fill,w_100,h_100,/quality,q_90','//repo.bfw.wiki/bfwrepo/image/649d3d1393275.png?x-oss-process=image/auto-orient,1/resize,m_fill,w_100,h_100,/quality,q_90', '//repo.bfw.wiki/bfwrepo/image/649d3d1393275.png?x-oss-process=image/auto-orient,1/resize,m_fill,w_100,h_100,/quality,q_90', '//re...
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