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fix: 修复画布缩放比例计算错误

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pipipi-pikachu 2022-10-29 16:34:37 +08:00
parent 928be0e0e4
commit 486f497ac8
1 changed files with 6 additions and 1 deletions
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7
src/views/Editor/Canvas/hooks/useViewportSize.ts
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@ -42,7 +42,12 @@ export default (canvasRef: Ref<HTMLElement | undefined>) => {
const newViewportActualHeight = canvasHeight * (newValue / 100)
const oldViewportActualHeight = canvasHeight * (oldValue / 100)
mainStore.setCanvasScale(newViewportActualWidth / VIEWPORT_SIZE)
if (canvasHeight / canvasWidth > viewportRatio.value) {
mainStore.setCanvasScale(newViewportActualWidth / VIEWPORT_SIZE)
}
else {
mainStore.setCanvasScale(newViewportActualHeight / (VIEWPORT_SIZE * viewportRatio.value))
}
viewportLeft.value = viewportLeft.value - (newViewportActualWidth - oldViewportActualWidth) / 2
viewportTop.value = viewportTop.value - (newViewportActualHeight - oldViewportActualHeight) / 2
}