feat: jsPDF

This commit is contained in:
hyper
2026-02-27 20:27:26 +08:00
parent ec5a00fa94
commit f32bbe59b3
6 changed files with 355 additions and 37 deletions
+3 -3
View File
@@ -25,12 +25,12 @@ export function DeckHeader(props: DeckHeaderProps) {
{store.state.isEditing ? '✓ 编辑中' : '✏️ 编辑'}
</button>
{/* 打印按钮 */}
{/* 导出 PDF 按钮 */}
<button
onClick={() => store.actions.printDeck()}
onClick={() => store.actions.exportDeck()}
class="px-2 py-1 rounded text-xs font-medium transition-colors cursor-pointer bg-green-100 text-green-600 hover:bg-green-200"
>
🖨
📥 PDF
</button>
{/* Tab 选择器 */}
+123 -17
View File
@@ -2,11 +2,12 @@ import { For, createMemo } from 'solid-js';
import { marked } from '../../markdown';
import { getLayerStyle } from './hooks/dimensions';
import type { DeckStore } from './hooks/deckStore';
import jsPDF from 'jspdf';
export interface PrintPreviewProps {
store: DeckStore;
onClose: () => void;
onPrint: () => void;
onExport: () => void;
}
/**
@@ -179,6 +180,120 @@ export function PrintPreview(props: PrintPreviewProps) {
const visibleLayers = createMemo(() => store.state.layerConfigs.filter((l) => l.visible));
// 导出 PDF
const handleExportPDF = async () => {
const pagesData = pages();
const a4Size = getA4Size();
// 创建 jsPDF 实例
const pdf = new jsPDF({
orientation: orientation() === 'landscape' ? 'landscape' : 'portrait',
unit: 'mm',
format: 'a4'
});
const cardWidth = store.state.dimensions?.cardWidth || 56;
const cardHeight = store.state.dimensions?.cardHeight || 88;
const gridOriginX = store.state.dimensions?.gridOriginX || 0;
const gridOriginY = store.state.dimensions?.gridOriginY || 0;
const gridAreaWidth = store.state.dimensions?.gridAreaWidth || cardWidth;
const gridAreaHeight = store.state.dimensions?.gridAreaHeight || cardHeight;
const fontSize = store.state.dimensions?.fontSize || 3;
// 为每页生成内容
for (let i = 0; i < pagesData.length; i++) {
if (i > 0) {
pdf.addPage();
}
const page = pagesData()[i];
const cropData = cropMarks()[i];
// 绘制外围边框
const frameMargin = cropData.frameBoundsWithMargin;
pdf.setDrawColor(0);
pdf.setLineWidth(0.2);
pdf.rect(frameMargin.x, frameMargin.y, frameMargin.width, frameMargin.height);
// 绘制水平裁切线
for (const line of cropData.horizontalLines) {
pdf.setDrawColor(136);
pdf.setLineWidth(0.1);
// 左侧裁切线
pdf.line(line.xStart, line.y, page.frameBounds.minX, line.y);
// 右侧裁切线
pdf.line(page.frameBounds.maxX, line.y, line.xEnd, line.y);
}
// 绘制垂直裁切线
for (const line of cropData.verticalLines) {
pdf.setDrawColor(136);
pdf.setLineWidth(0.1);
// 上方裁切线
pdf.line(line.x, line.yStart, line.x, page.frameBounds.minY);
// 下方裁切线
pdf.line(line.x, page.frameBounds.maxY, line.x, line.yEnd);
}
// 渲染卡牌内容
for (const card of page.cards) {
// 创建临时容器渲染卡牌内容
const container = document.createElement('div');
container.style.position = 'absolute';
container.style.left = '-9999px';
container.style.top = '-9999px';
container.style.width = `${cardWidth}mm`;
container.style.height = `${cardHeight}mm`;
container.style.background = 'white';
// 网格区域容器
const gridContainer = document.createElement('div');
gridContainer.style.position = 'absolute';
gridContainer.style.left = `${gridOriginX}mm`;
gridContainer.style.top = `${gridOriginY}mm`;
gridContainer.style.width = `${gridAreaWidth}mm`;
gridContainer.style.height = `${gridAreaHeight}mm`;
// 渲染每个 layer
for (const layer of visibleLayers()) {
const layerEl = document.createElement('div');
layerEl.className = 'absolute flex items-center justify-center text-center prose prose-sm';
Object.assign(layerEl.style, getLayerStyle(layer, store.state.dimensions!));
layerEl.style.fontSize = `${fontSize}mm`;
layerEl.innerHTML = renderLayerContent(layer, card.data);
gridContainer.appendChild(layerEl);
}
container.appendChild(gridContainer);
document.body.appendChild(container);
// 使用 html2canvas 渲染
try {
const html2canvas = (await import('html2canvas')).default;
const canvas = await html2canvas(container, {
scale: 2,
backgroundColor: null,
logging: false,
useCORS: true
});
const imgData = canvas.toDataURL('image/png');
pdf.addImage(imgData, 'PNG', card.x, card.y, cardWidth, cardHeight);
} catch (e) {
console.error('渲染卡牌内容失败:', e);
}
document.body.removeChild(container);
}
}
// 保存 PDF 文件
pdf.save('deck.pdf');
// 关闭预览
props.onClose();
};
// 渲染单个卡片的 SVG 内容(使用 foreignObject
const renderCardInSvg = (card: { data: typeof store.state.cards[0]; x: number; y: number }, pageIndex: number) => {
const cardWidth = store.state.dimensions?.cardWidth || 56;
@@ -230,17 +345,8 @@ export function PrintPreview(props: PrintPreviewProps) {
};
return (
<div class="fixed inset-0 bg-black/50 z-50 overflow-auto print:overflow-visible print:absolute">
{/* 打印样式:根据方向设置 @page 规则 */}
<style>{`
@media print {
@page {
size: A4 ${orientation() === 'landscape' ? 'landscape' : 'portrait'};
margin: 0;
}
}
`}</style>
<div class="min-h-screen py-20 px-4 print:p-0">
<div class="fixed inset-0 bg-black/50 z-50 overflow-auto">
<div class="min-h-screen py-20 px-4">
{/* 打印预览控制栏 */}
<div class="fixed top-0 left-0 right-0 z-50 bg-white shadow-lg rounded-lg mx-4 mt-4 px-4 py-3 flex items-center justify-between gap-4">
<div class="flex items-center gap-4">
@@ -303,11 +409,11 @@ export function PrintPreview(props: PrintPreviewProps) {
</div>
<div class="flex gap-2">
<button
onClick={props.onPrint}
onClick={handleExportPDF}
class="bg-blue-600 hover:bg-blue-700 text-white px-4 py-1.5 rounded text-sm font-medium cursor-pointer flex items-center gap-2"
>
<span>🖨</span>
<span></span>
<span>📥</span>
<span> PDF</span>
</button>
<button
onClick={props.onClose}
@@ -319,11 +425,11 @@ export function PrintPreview(props: PrintPreviewProps) {
</div>
{/* A4 纸张预览:每页都是一个完整的 SVG */}
<div class="flex flex-col items-center gap-8 print-root">
<div class="flex flex-col items-center gap-8">
<For each={pages()}>
{(page) => (
<svg
class="bg-white shadow-xl print:shadow-none"
class="bg-white shadow-xl"
viewBox={`0 0 ${getA4Size().width}mm ${getA4Size().height}mm`}
style={{
width: `${getA4Size().width}mm`,
+11 -11
View File
@@ -54,8 +54,8 @@ export interface DeckState {
// 错误状态
error: string | null;
// 打印状态
isPrinting: boolean;
// 导出状态
isExporting: boolean;
// 打印设置
printOrientation: 'portrait' | 'landscape';
@@ -103,9 +103,9 @@ export interface DeckActions {
generateCode: () => string;
copyCode: () => Promise<void>;
// 打印操作
setPrinting: (printing: boolean) => void;
printDeck: () => void;
// 导出操作
setExporting: (exporting: boolean) => void;
exportDeck: () => void;
// 打印设置
setPrintOrientation: (orientation: 'portrait' | 'landscape') => void;
@@ -146,7 +146,7 @@ export function createDeckStore(
selectEnd: null,
isLoading: false,
error: null,
isPrinting: false,
isExporting: false,
printOrientation: 'portrait',
printOddPageOffsetX: 0,
printOddPageOffsetY: 0
@@ -286,10 +286,10 @@ export function createDeckStore(
}
};
const setPrinting = (printing: boolean) => setState({ isPrinting: printing });
const setExporting = (exporting: boolean) => setState({ isExporting: exporting });
const printDeck = () => {
setState({ isPrinting: true });
const exportDeck = () => {
setState({ isExporting: true });
};
const setPrintOrientation = (orientation: 'portrait' | 'landscape') => {
@@ -330,8 +330,8 @@ export function createDeckStore(
clearError,
generateCode,
copyCode,
setPrinting,
printDeck,
setExporting,
exportDeck,
setPrintOrientation,
setPrintOddPageOffsetX,
setPrintOddPageOffsetY
+4 -4
View File
@@ -103,12 +103,12 @@ customElement<DeckProps>('md-deck', {
return (
<div class="md-deck mb-4">
{/* 打印预览弹窗 */}
<Show when={store.state.isPrinting}>
{/* 导出 PDF 预览弹窗 */}
<Show when={store.state.isExporting}>
<PrintPreview
store={store}
onClose={() => store.actions.setPrinting(false)}
onPrint={() => window.print()}
onClose={() => store.actions.setExporting(false)}
onExport={() => {}}
/>
</Show>