Files
font2pic/frontend/src/components/SvgPreview.vue
2026-02-07 12:55:25 +08:00

141 lines
3.8 KiB
Vue

<script setup lang="ts">
import { ref, computed, watch } from 'vue'
import { useFontStore } from '../stores/fontStore'
import { useUiStore } from '../stores/uiStore'
import { generateSvg } from '../utils/svg-builder'
import type { PreviewItem as PreviewItemType } from '../types/font'
const fontStore = useFontStore()
const uiStore = useUiStore()
const previewItems = ref<PreviewItemType[]>([])
const isGenerating = ref(false)
const previewFonts = computed(() => fontStore.previewFonts)
const inputText = computed(() => uiStore.inputText)
const fontSize = computed(() => uiStore.fontSize)
const fillColor = computed(() => uiStore.textColor)
watch(
[previewFonts, inputText, fontSize, fillColor],
async () => {
await generatePreviews()
},
{ immediate: true }
)
async function generatePreviews() {
const validPreviewFontIds = new Set(previewFonts.value.map(font => font.id))
uiStore.retainExportItemsByFontIds(validPreviewFontIds)
if (!inputText.value || inputText.value.trim() === '') {
previewItems.value = []
return
}
const fonts = previewFonts.value
if (fonts.length === 0) {
previewItems.value = []
return
}
isGenerating.value = true
try {
const items: PreviewItemType[] = []
for (const fontInfo of fonts) {
if (!fontInfo.loaded) {
await fontStore.loadFont(fontInfo)
}
if (fontInfo.font) {
try {
const svgResult = await generateSvg({
text: inputText.value,
font: fontInfo.font,
fontSize: fontSize.value,
fillColor: fillColor.value,
})
items.push({
fontInfo,
svgResult,
selected: uiStore.selectedExportItems.some(item => item.fontInfo.id === fontInfo.id)
})
} catch (error) {
console.error(`Failed to generate SVG for ${fontInfo.name}:`, error)
}
}
}
previewItems.value = items
} catch (error) {
console.error('Failed to generate previews:', error)
} finally {
isGenerating.value = false
}
}
function toggleSelectItem(item: PreviewItemType) {
item.selected = !item.selected
uiStore.toggleExportItem(item)
}
</script>
<template>
<div class="flex flex-col gap-2">
<div v-if="previewItems.length === 0" class="text-[#86909c] text-center py-20">
{{ isGenerating ? '生成预览中...' : '请选择字体并输入内容' }}
</div>
<div v-else class="flex flex-col gap-2">
<div
v-for="item in previewItems"
:key="item.fontInfo.id"
class="flex flex-col gap-2"
>
<div class="flex items-center gap-[8px] border-b border-[#c9cdd4] pb-[8px] pr-[8px]">
<div class="w-[24px] h-[24px] shrink-0">
<img src="../assets/icons/icons_idx%20_32.svg" alt="字体" class="w-full h-full" />
</div>
<div class="flex-1 text-xs text-[#86909c]">
{{ item.fontInfo.name }}
</div>
<button
@click="toggleSelectItem(item)"
class="w-[18px] h-[18px] shrink-0 border rounded-full flex items-center justify-center p-0 bg-transparent"
:class="item.selected ? 'bg-[#9b6bc2] border-[#9b6bc2]' : 'border-[#c9cdd4]'"
>
<img v-if="item.selected" src="../assets/icons/checkbox.svg" alt="选中" class="w-[11px] h-[9px]" />
</button>
</div>
<div
@click="toggleSelectItem(item)"
class="bg-white px-[8px] py-[8px] cursor-pointer"
>
<div v-html="item.svgResult.svg" class="svg-preview-container"></div>
</div>
</div>
</div>
</div>
</template>
<style scoped>
.svg-preview-container {
width: fit-content;
max-width: 100%;
}
.svg-preview-container :deep(svg) {
display: block;
width: auto;
height: auto;
max-width: 100%;
max-height: none;
}
</style>