48 lines
768 B
Markdown
48 lines
768 B
Markdown
# 重写方法
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## 使用方式
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```javascript
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import Editor from "@hufe921/canvas-editor"
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const instance = new Editor(container, <IElement[]>data, options)
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instance.override.overrideFunction = () => unknown | IOverrideResult
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```
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```typescript
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interface IOverrideResult {
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preventDefault?: boolean // 阻止执行内部默认方法。默认阻止
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}
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```
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## paste
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功能：重写粘贴方法
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用法：
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```javascript
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instance.override.paste = (evt?: ClipboardEvent) => unknown | IOverrideResult
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```
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## copy
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功能：重写复制方法
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用法：
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```javascript
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instance.override.copy = () => unknown | IOverrideResult
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```
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## drop
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功能：重写拖放方法
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用法：
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```javascript
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instance.override.drop = (evt: DragEvent) => unknown | IOverrideResult
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```
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