feat: 样式修改、13 字母半表、三字母精练开发
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@@ -10,7 +10,7 @@ export type LetterTracingMode =
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| 'letter-tracing-case-pairing'
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/** 4 分栏对照:半组字母,左栏大写、右栏小写,每行 4 个 */
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| 'letter-tracing-two-column'
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/** 5 三字母精练:每页聚焦 3 个字母,各含大写行 + 小写行 */
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/** 5 三字母精练:每页聚焦 3 个字母,每字母 4 行(2 行示范 + 2 行简练) */
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| 'letter-tracing-triple'
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/** 6 单字母逐行:每行一个字母,13 字母半表(A–M 或 N–Z) */
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| 'letter-tracing-single-line';
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@@ -31,7 +31,7 @@ export interface LetterTracingGeneratorConfig {
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/** 分栏对照 / 单字母逐行:练习 A–M 或 N–Z */
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alphabetHalf?: AlphabetHalf;
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/** 三字母精练:当前页聚焦的 3 个字母(如 ['A','B','C']) */
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tripleLetters?: [string, string, string];
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tripleLetters?: string[];
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}
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/** 单个描红格子的数据 */
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@@ -49,6 +49,28 @@ export interface TracingRow {
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cells: TracingCell[];
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}
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/** 单字母逐行:一行中一个大小写配对的展示格子 */
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export interface SingleLineCell {
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upper: string;
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lower: string;
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/** 'solid' 正常渲染 | 'dashed' 使用虚线字体 */
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style: 'solid' | 'dashed';
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color: string;
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alpha: number;
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}
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/** 单字母逐行:一行数据(6 个位置,前 4 个有字母,后 2 个空) */
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export interface SingleLineRow {
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letter: string;
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cells: (SingleLineCell | null)[];
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}
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/** 三字母精练:一个字母区域(4 行),前两行完整示范,后两行简练(黑+浅红) */
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export interface TripleSection {
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letter: string;
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rows: SingleLineRow[];
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}
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/** Highlight It 格子数据(3×6 网格,混入目标字母) */
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export interface HighlightGrid {
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rows: string[][];
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@@ -88,6 +110,14 @@ export type LetterTracingData =
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leftRows: TracingRow[];
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rightRows: TracingRow[];
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}
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| {
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mode: 'letter-tracing-single-line';
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rows: SingleLineRow[];
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}
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| {
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mode: 'letter-tracing-triple';
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sections: TripleSection[];
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}
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| {
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mode: 'letter-tracing-upper-lower';
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upperRows: string[][];
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@@ -200,6 +230,35 @@ function overviewRowsFrom(letters: string[]): string[][] {
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];
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}
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const _COLOR_BLACK = '#1a1a1a';
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const _COLOR_LIGHT_RED = '#FF8E8E';
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/** 构建 6 slot 的单行字母数据:前 4 格有字母(颜色递进),后 2 格空白 */
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function buildSingleLineCells(L: string): (SingleLineCell | null)[] {
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const lower = L.toLowerCase();
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return [
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{ upper: L, lower, style: 'solid', color: _COLOR_BLACK, alpha: 1 },
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{ upper: L, lower, style: 'solid', color: _COLOR_LIGHT_RED, alpha: 1 },
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{ upper: L, lower, style: 'solid', color: _COLOR_LIGHT_RED, alpha: 0.5 },
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{ upper: L, lower, style: 'dashed', color: _COLOR_LIGHT_RED, alpha: 0.5 },
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null,
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null,
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];
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}
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/** 构建 6 slot 的简练行数据:前 2 格有字母(黑色+浅红色),后 4 格空白 */
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function buildSimpleCells(L: string): (SingleLineCell | null)[] {
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const lower = L.toLowerCase();
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return [
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{ upper: L, lower, style: 'solid', color: _COLOR_BLACK, alpha: 1 },
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{ upper: L, lower, style: 'solid', color: _COLOR_LIGHT_RED, alpha: 1 },
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null,
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null,
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null,
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null,
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];
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}
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/**
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* 根据配置生成字母描红数据
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* - picture-tracing:教学区 + 6 行描红
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@@ -273,6 +332,39 @@ export function generateLetterTracing(
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};
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}
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if (mode === 'letter-tracing-triple') {
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const letters = config.tripleLetters ?? ['A', 'B', 'C'];
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const sections: TripleSection[] = letters.map((L) => {
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const filledRow: SingleLineRow = {
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letter: L,
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cells: buildSingleLineCells(L),
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};
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const simpleRow: SingleLineRow = {
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letter: L,
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cells: buildSimpleCells(L),
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};
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return {
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letter: L,
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rows: [filledRow, filledRow, simpleRow, simpleRow],
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};
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});
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return { mode: 'letter-tracing-triple', sections };
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}
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if (mode === 'letter-tracing-single-line') {
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const half =
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config.alphabetHalf === 'N-Z'
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? LETTERS_UPPER.slice(13)
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: LETTERS_UPPER.slice(0, 13);
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const rows: SingleLineRow[] = half.map((L) => ({
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letter: L,
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cells: buildSingleLineCells(L),
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}));
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return { mode: 'letter-tracing-single-line', rows };
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}
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// letter-tracing-upper-lower
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return {
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mode: 'letter-tracing-upper-lower',
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