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Merge pull request #479 from AOEpeople/update/#264409-replace-vue3-ht…
…ml2pdf Update/#264409 replace vue3 html2pdf
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,45 @@ | ||
| <template> | ||
| <div | ||
| ref="content" | ||
| :hidden="contentHidden" | ||
| > | ||
| <slot /> | ||
| </div> | ||
| </template> | ||
|
|
||
| <script setup lang="ts"> | ||
| import { ref } from 'vue'; | ||
| import useFlashMessage from '@/services/useFlashMessage'; | ||
| import { FlashMessageType } from '@/enums/FlashMessage'; | ||
| import { useI18n } from 'vue-i18n'; | ||
| import useHtml2Pdf from '@/services/useHtml2Pdf'; | ||
| const content = ref<HTMLDivElement | null>(null); | ||
| const { t } = useI18n(); | ||
| const { generatePdf } = useHtml2Pdf(); | ||
| const props = withDefaults( | ||
| defineProps<{ | ||
| filename: string; | ||
| contentHidden?: boolean; | ||
| }>(), | ||
| { | ||
| contentHidden: false | ||
| } | ||
| ); | ||
| async function downloadPdf() { | ||
| if (content.value !== null) { | ||
| content.value.hidden = false; | ||
| await generatePdf(content.value, props.filename); | ||
| content.value.hidden = props.contentHidden; | ||
| } else { | ||
| useFlashMessage().sendFlashMessage({ | ||
| type: FlashMessageType.ERROR, | ||
| message: t('flashmessage.print.error') | ||
| }); | ||
| } | ||
| } | ||
| defineExpose({ downloadPdf }); | ||
| </script> |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,45 @@ | ||
| import { jsPDF } from 'jspdf'; | ||
| import domtoimage from 'dom-to-image'; | ||
| import useFlashMessage from '@/services/useFlashMessage'; | ||
| import { FlashMessageType } from '@/enums/FlashMessage'; | ||
| import { useI18n } from 'vue-i18n'; | ||
|
|
||
| export default function useHtml2Pdf() { | ||
| const { t } = useI18n(); | ||
|
|
||
| async function generatePdf(content: HTMLDivElement, filename: string = 'result') { | ||
| try { | ||
| const imageUrl = await domtoimage.toPng(content, {}); | ||
|
|
||
| const img = new Image(); | ||
| img.src = imageUrl; | ||
| img.onload = () => { | ||
| const imgWidth = img.width; | ||
| const imgHeight = img.height; | ||
| const a4Ratio = 0.7070757462; // Ratio of width/height for an A4-Paper | ||
|
|
||
| const pageWidth = imgWidth; | ||
| const pageHeight = imgWidth / a4Ratio; | ||
| const pdf = new jsPDF('p', 'px', [pageWidth, pageHeight]); | ||
|
|
||
| for (let y = 0; y < imgHeight; y += pageHeight) { | ||
| pdf.addImage(imageUrl, 'PNG', 0, -y, pageWidth, imgHeight); | ||
| if (y + pageHeight < imgHeight) { | ||
| pdf.addPage([pageWidth, pageHeight], 'p'); | ||
| } | ||
| } | ||
| pdf.save(`${filename}.pdf`); | ||
| }; | ||
| } catch (error) { | ||
| console.error('An error occured during pdf generation!', error); | ||
| useFlashMessage().sendFlashMessage({ | ||
| type: FlashMessageType.ERROR, | ||
| message: t('flashmessage.print.error') | ||
| }); | ||
| } | ||
| } | ||
|
|
||
| return { | ||
| generatePdf | ||
| }; | ||
| } |
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