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feat: mousewheel change to wheel

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This commit is contained in:
infeng 2019-08-01 15:47:21 +08:00
parent d02032d15b
commit 4f55a555cb
1 changed files with 4 additions and 3 deletions
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7
src/ViewerCore.tsx
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@ -138,7 +138,7 @@ export default class ViewerCore extends React.Component<ViewerProps, ViewerCoreS
// Though onWheel can be directly used on the div "viewerCore", to be able to
// prevent default action, a listener is added here instead
(this.refs['viewerCore'] as HTMLDivElement).addEventListener(
'mousewheel',
'wheel',
this.handleMouseScroll,
false,
);
@ -560,10 +560,11 @@ export default class ViewerCore extends React.Component<ViewerProps, ViewerCoreS
}
e.preventDefault();
let direct: 0 | 1 | -1 = 0;
if (e.deltaY === 0) {
const value = e.deltaY;
if (value === 0) {
direct = 0;
} else {
direct = e.deltaY > 0 ? -1 : 1;
direct = value > 0 ? -1 : 1;
}
if (direct !== 0) {
let x = e.clientX;