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fix: can not zoom with scroll in firefox

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infeng 2018-01-25 10:07:56 +08:00
parent 9386a32f04
commit 7f6c14bdce
1 changed files with 2 additions and 1 deletions
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3
src/ViewerCanvas.tsx
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@ -96,7 +96,7 @@ export default class ViewerCanvas extends React.Component<ViewerCanvasProps, Vie
if (e.wheelDelta) {
direct = e.wheelDelta > 0 ? 1 : -1;
}else if (e.detail) {
direct = e.detail > 0 ? 1 : -1;
direct = e.detail > 0 ? -1 : 1;
}
if (direct !== 0) {
let pageX = e.pageX;
@ -110,6 +110,7 @@ export default class ViewerCanvas extends React.Component<ViewerCanvasProps, Vie
if (remove) {
funcName = 'removeEventListener';
}
document[funcName]('DOMMouseScroll', this.handleMouseScroll, false);
document[funcName]('mousewheel', this.handleMouseScroll, false);
document[funcName]('click', this.handleMouseUp, false);
document[funcName]('mousemove', this.handleMouseMove, false);