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feat(Viewer): add zoom/pan and rotate to image viewer #1812

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feat(Viewer): add zoom/pan and rotate to image viewer #1812

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43f46b5
feat(Viewer): add zoom and pan to image viewer
vladopol Jun 8, 2026
4753e49
fix(Viewer): add JSDoc param types to image viewer functions
vladopol Jun 17, 2026
28ce6fa
fix(Viewer): block pan at minimum zoom; apply cursor class to image e…
vladopol Jun 17, 2026
6d3ea60
refactor(Viewer): apply review nitpicks for image viewer
vladopol Jun 17, 2026
d870109
fix(Viewer): clamp pan position to viewport bounds when zoomed
vladopol Jun 18, 2026
4d4a394
fix(Viewer): enforce pan bounds in real time during drag
vladopol Jun 18, 2026
88db0c4
fix(Viewer): restore image to original scale on double-click zoom-out
vladopol Jun 22, 2026
62291da
feat(Viewer): add rotate left/right to image viewer
vladopol Jun 29, 2026
cdd083e
fix(Viewer): rework image zoom/pan bounds and scale handling
vladopol Jul 15, 2026
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72 changes: 72 additions & 0 deletions package-lock.json
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1 change: 1 addition & 0 deletions package.json
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Original file line number Diff line number Diff line change
Expand Up @@ -69,6 +69,7 @@
"electron-squirrel-startup": "^1.0.1",
"howler": "^2.2.4",
"mri": "^1.2.0",
"panzoom": "^9.4.4",
"pinia": "^3.0.4",
"semver": "^7.7.4",
"unzip-crx-3": "^0.2.0",
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12 changes: 12 additions & 0 deletions src/talk/renderer/Viewer/ViewerApp.vue
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Original file line number Diff line number Diff line change
Expand Up @@ -7,6 +7,7 @@
import { translate as t } from '@nextcloud/l10n'
import { generateUrl } from '@nextcloud/router'
import { computed, ref } from 'vue'
import NcActionButton from '@nextcloud/vue/components/NcActionButton'
import NcActionLink from '@nextcloud/vue/components/NcActionLink'
import NcModal from '@nextcloud/vue/components/NcModal'
import IconOpenInNew from 'vue-material-design-icons/OpenInNew.vue'
Expand All @@ -19,6 +20,7 @@ function noop() {}
const isOpen = ref(false)
const onClose = ref(noop)
const file = ref(null)
const viewerRef = ref(null)

const viewComponent = computed(() => file.value && window.OCA.Viewer.availableHandlers.find((handler) => handler.mimes.includes(file.value.mime))?.component)

Expand Down Expand Up @@ -67,9 +69,19 @@ defineExpose({
<component
:is="viewComponent"
v-if="viewComponent"
ref="viewerRef"
:file="file" />

<template #actions>
<NcActionButton
v-for="action in (viewerRef?.actions ?? [])"
:key="action.key"
@click="action.onClick()">
<template #icon>
<component :is="action.icon" :size="20" />
</template>
{{ action.label }}
</NcActionButton>
<NcActionLink :href="link">
<template #icon>
<IconOpenInNew :size="20" />
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