diff options
-rw-r--r-- | src/client/util/ParagraphNodeSpec.ts | 133 | ||||
-rw-r--r-- | src/client/util/ProsemirrorExampleTransfer.ts | 24 | ||||
-rw-r--r-- | src/client/util/RichTextRules.ts | 23 | ||||
-rw-r--r-- | src/client/util/RichTextSchema.tsx | 20 | ||||
-rw-r--r-- | src/client/util/clamp.js | 15 | ||||
-rw-r--r-- | src/client/util/convertToCSSPTValue.js | 43 | ||||
-rw-r--r-- | src/client/util/toCSSLineSpacing.js | 64 |
7 files changed, 302 insertions, 20 deletions
diff --git a/src/client/util/ParagraphNodeSpec.ts b/src/client/util/ParagraphNodeSpec.ts new file mode 100644 index 000000000..3a993e1ff --- /dev/null +++ b/src/client/util/ParagraphNodeSpec.ts @@ -0,0 +1,133 @@ +import clamp from './clamp'; +import convertToCSSPTValue from './convertToCSSPTValue'; +import toCSSLineSpacing from './toCSSLineSpacing'; +import { Node, DOMOutputSpec } from 'prosemirror-model'; + +//import type { NodeSpec } from './Types'; +type NodeSpec = { + attrs?: { [key: string]: any }, + content?: string, + draggable?: boolean, + group?: string, + inline?: boolean, + name?: string, + parseDOM?: Array<any>, + toDOM?: (node: any) => DOMOutputSpec, +}; + +// This assumes that every 36pt maps to one indent level. +export const INDENT_MARGIN_PT_SIZE = 36; +export const MIN_INDENT_LEVEL = 0; +export const MAX_INDENT_LEVEL = 7; +export const ATTRIBUTE_INDENT = 'data-indent'; + +export const EMPTY_CSS_VALUE = new Set(['', '0%', '0pt', '0px']); + +const ALIGN_PATTERN = /(left|right|center|justify)/; + +// https://github.com/ProseMirror/prosemirror-schema-basic/blob/master/src/schema-basic.js +// :: NodeSpec A plain paragraph textblock. Represented in the DOM +// as a `<p>` element. +const ParagraphNodeSpec: NodeSpec = { + attrs: { + align: { default: null }, + color: { default: null }, + id: { default: null }, + indent: { default: null }, + lineSpacing: { default: null }, + // TODO: Add UI to let user edit / clear padding. + paddingBottom: { default: null }, + // TODO: Add UI to let user edit / clear padding. + paddingTop: { default: null }, + }, + content: 'inline*', + group: 'block', + parseDOM: [{ tag: 'p', getAttrs }], + toDOM, +}; + +function getAttrs(dom: HTMLElement): Object { + const { + lineHeight, + textAlign, + marginLeft, + paddingTop, + paddingBottom, + } = dom.style; + + let align = dom.getAttribute('align') || textAlign || ''; + align = ALIGN_PATTERN.test(align) ? align : ""; + + let indent = parseInt(dom.getAttribute(ATTRIBUTE_INDENT) || "", 10); + + if (!indent && marginLeft) { + indent = convertMarginLeftToIndentValue(marginLeft); + } + + indent = indent || MIN_INDENT_LEVEL; + + const lineSpacing = lineHeight ? toCSSLineSpacing(lineHeight) : null; + + const id = dom.getAttribute('id') || ''; + return { align, indent, lineSpacing, paddingTop, paddingBottom, id }; +} + +function toDOM(node: Node): DOMOutputSpec { + const { + align, + indent, + lineSpacing, + paddingTop, + paddingBottom, + id, + } = node.attrs; + const attrs: { [key: string]: any } | null = {}; + + let style = ''; + if (align && align !== 'left') { + style += `text-align: ${align};`; + } + + if (lineSpacing) { + const cssLineSpacing = toCSSLineSpacing(lineSpacing); + style += + `line-height: ${cssLineSpacing};` + + // This creates the local css variable `--czi-content-line-height` + // that its children may apply. + `--czi-content-line-height: ${cssLineSpacing}`; + } + + if (paddingTop && !EMPTY_CSS_VALUE.has(paddingTop)) { + style += `padding-top: ${paddingTop};`; + } + + if (paddingBottom && !EMPTY_CSS_VALUE.has(paddingBottom)) { + style += `padding-bottom: ${paddingBottom};`; + } + + style && (attrs.style = style); + + if (indent) { + attrs[ATTRIBUTE_INDENT] = String(indent); + } + + if (id) { + attrs.id = id; + } + + return ['p', attrs, 0]; +} + +export const toParagraphDOM = toDOM; +export const getParagraphNodeAttrs = getAttrs; + +export function convertMarginLeftToIndentValue(marginLeft: string): number { + const ptValue = convertToCSSPTValue(marginLeft); + return clamp( + MIN_INDENT_LEVEL, + Math.floor(ptValue / INDENT_MARGIN_PT_SIZE), + MAX_INDENT_LEVEL + ); +} + +export default ParagraphNodeSpec;
\ No newline at end of file diff --git a/src/client/util/ProsemirrorExampleTransfer.ts b/src/client/util/ProsemirrorExampleTransfer.ts index cc2ae7d38..bac0177ad 100644 --- a/src/client/util/ProsemirrorExampleTransfer.ts +++ b/src/client/util/ProsemirrorExampleTransfer.ts @@ -52,18 +52,18 @@ export default function buildKeymap<S extends Schema<any>>(schema: S, mapKeys?: bind("Ctrl->", wrapIn(schema.nodes.blockquote)); - bind("^", (state: EditorState<S>, dispatch: (tx: Transaction<S>) => void) => { - let newNode = schema.nodes.footnote.create({}); - if (dispatch && state.selection.from === state.selection.to) { - let tr = state.tr; - tr.replaceSelectionWith(newNode); // replace insertion with a footnote. - dispatch(tr.setSelection(new NodeSelection( // select the footnote node to open its display - tr.doc.resolve( // get the location of the footnote node by subtracting the nodesize of the footnote from the current insertion point anchor (which will be immediately after the footnote node) - tr.selection.anchor - tr.selection.$anchor.nodeBefore!.nodeSize)))); - return true; - } - return false; - }); + // bind("^", (state: EditorState<S>, dispatch: (tx: Transaction<S>) => void) => { + // let newNode = schema.nodes.footnote.create({}); + // if (dispatch && state.selection.from === state.selection.to) { + // let tr = state.tr; + // tr.replaceSelectionWith(newNode); // replace insertion with a footnote. + // dispatch(tr.setSelection(new NodeSelection( // select the footnote node to open its display + // tr.doc.resolve( // get the location of the footnote node by subtracting the nodesize of the footnote from the current insertion point anchor (which will be immediately after the footnote node) + // tr.selection.anchor - tr.selection.$anchor.nodeBefore!.nodeSize)))); + // return true; + // } + // return false; + // }); let cmd = chainCommands(exitCode, (state, dispatch) => { diff --git a/src/client/util/RichTextRules.ts b/src/client/util/RichTextRules.ts index 979b76988..5d1131410 100644 --- a/src/client/util/RichTextRules.ts +++ b/src/client/util/RichTextRules.ts @@ -1,6 +1,7 @@ import { textblockTypeInputRule, smartQuotes, emDash, ellipsis, InputRule } from "prosemirror-inputrules"; import { schema } from "./RichTextSchema"; import { wrappingInputRule } from "./prosemirrorPatches"; +import { NodeSelection } from "prosemirror-state"; export const inpRules = { rules: [ @@ -58,5 +59,27 @@ export const inpRules = { (state, match, start, end) => { return state.tr.deleteRange(start, end).addStoredMark(schema.marks.pFontSize.create({ fontSize: Number(match[1]) })) }), + new InputRule( + new RegExp(/^\^\^\s$/), + (state, match, start, end) => { + let node = (state.doc.resolve(start) as any).nodeAfter; + let sm = state.storedMarks || undefined; + return node ? state.tr.replaceRangeWith(start, end, schema.nodes.paragraph.create({ align: "center" })).setStoredMarks([...node.marks, ...(sm ? sm : [])]) : + state.tr; + }), + new InputRule( + new RegExp(/\^f\s$/), + (state, match, start, end) => { + let newNode = schema.nodes.footnote.create({}); + let tr = state.tr; + tr.deleteRange(start, end).replaceSelectionWith(newNode); // replace insertion with a footnote. + return tr.setSelection(new NodeSelection( // select the footnote node to open its display + tr.doc.resolve( // get the location of the footnote node by subtracting the nodesize of the footnote from the current insertion point anchor (which will be immediately after the footnote node) + tr.selection.anchor - tr.selection.$anchor.nodeBefore!.nodeSize))); + }), + // let newNode = schema.nodes.footnote.create({}); + // if (dispatch && state.selection.from === state.selection.to) { + // return true; + // } ] }; diff --git a/src/client/util/RichTextSchema.tsx b/src/client/util/RichTextSchema.tsx index e71031a87..5081c81d8 100644 --- a/src/client/util/RichTextSchema.tsx +++ b/src/client/util/RichTextSchema.tsx @@ -11,6 +11,7 @@ import { FormattedTextBox } from "../views/nodes/FormattedTextBox"; import { DocServer } from "../DocServer"; import { Cast, NumCast } from "../../new_fields/Types"; import { DocumentManager } from "./DocumentManager"; +import ParagraphNodeSpec from "./ParagraphNodeSpec"; const pDOM: DOMOutputSpecArray = ["p", 0], blockquoteDOM: DOMOutputSpecArray = ["blockquote", 0], hrDOM: DOMOutputSpecArray = ["hr"], preDOM: DOMOutputSpecArray = ["pre", ["code", 0]], brDOM: DOMOutputSpecArray = ["br"], ulDOM: DOMOutputSpecArray = ["ul", 0]; @@ -23,6 +24,7 @@ export const nodes: { [index: string]: NodeSpec } = { content: "block+" }, + footnote: { group: "inline", content: "inline*", @@ -37,14 +39,16 @@ export const nodes: { [index: string]: NodeSpec } = { parseDOM: [{ tag: "footnote" }] }, - // :: NodeSpec A plain paragraph textblock. Represented in the DOM - // as a `<p>` element. - paragraph: { - content: "inline*", - group: "block", - parseDOM: [{ tag: "p" }], - toDOM() { return pDOM; } - }, + // // :: NodeSpec A plain paragraph textblock. Represented in the DOM + // // as a `<p>` element. + // paragraph: { + // content: "inline*", + // group: "block", + // parseDOM: [{ tag: "p" }], + // toDOM() { return pDOM; } + // }, + + paragraph: ParagraphNodeSpec, // :: NodeSpec A blockquote (`<blockquote>`) wrapping one or more blocks. blockquote: { diff --git a/src/client/util/clamp.js b/src/client/util/clamp.js new file mode 100644 index 000000000..9c7fd78a4 --- /dev/null +++ b/src/client/util/clamp.js @@ -0,0 +1,15 @@ +"use strict"; + +Object.defineProperty(exports, "__esModule", { + value: true +}); +exports.default = clamp; +function clamp(min, val, max) { + if (val < min) { + return min; + } + if (val > max) { + return max; + } + return val; +}
\ No newline at end of file diff --git a/src/client/util/convertToCSSPTValue.js b/src/client/util/convertToCSSPTValue.js new file mode 100644 index 000000000..179557953 --- /dev/null +++ b/src/client/util/convertToCSSPTValue.js @@ -0,0 +1,43 @@ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); +exports.PT_TO_PX_RATIO = exports.PX_TO_PT_RATIO = undefined; +exports.default = convertToCSSPTValue; +exports.toClosestFontPtSize = toClosestFontPtSize; + +// var _FontSizeCommandMenuButton = require('./ui/FontSizeCommandMenuButton'); + +var SIZE_PATTERN = /([\d\.]+)(px|pt)/i; + +var PX_TO_PT_RATIO = exports.PX_TO_PT_RATIO = 0.7518796992481203; // 1 / 1.33. +var PT_TO_PX_RATIO = exports.PT_TO_PX_RATIO = 1.33; + +function convertToCSSPTValue(styleValue) { + var matches = styleValue.match(SIZE_PATTERN); + if (!matches) { + return 0; + } + var value = parseFloat(matches[1]); + var unit = matches[2]; + if (!value || !unit) { + return 0; + } + if (unit === 'px') { + value = PX_TO_PT_RATIO * value; + } + return value; +} + +function toClosestFontPtSize(styleValue) { + var originalPTValue = convertToCSSPTValue(styleValue); + + // if (_FontSizeCommandMenuButton.FONT_PT_SIZES.includes(originalPTValue)) { + // return originalPTValue; + // } + + return _FontSizeCommandMenuButton.FONT_PT_SIZES.reduce(function (prev, curr) { + return Math.abs(curr - originalPTValue) < Math.abs(prev - originalPTValue) ? curr : prev; + }, Number.NEGATIVE_INFINITY); +}
\ No newline at end of file diff --git a/src/client/util/toCSSLineSpacing.js b/src/client/util/toCSSLineSpacing.js new file mode 100644 index 000000000..939d11a0e --- /dev/null +++ b/src/client/util/toCSSLineSpacing.js @@ -0,0 +1,64 @@ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); +exports.default = toCSSLineSpacing; + + +// Line spacing names and their values. +var LINE_SPACING_100 = exports.LINE_SPACING_100 = '125%'; +var LINE_SPACING_115 = exports.LINE_SPACING_115 = '138%'; +var LINE_SPACING_150 = exports.LINE_SPACING_150 = '165%'; +var LINE_SPACING_200 = exports.LINE_SPACING_200 = '232%'; + +var SINGLE_LINE_SPACING = exports.SINGLE_LINE_SPACING = LINE_SPACING_100; +var DOUBLE_LINE_SPACING = exports.DOUBLE_LINE_SPACING = LINE_SPACING_200; + +var NUMBER_VALUE_PATTERN = /^\d+(.\d+)?$/; + +// Normalize the css line-height vlaue to percentage-based value if applicable. +// Also, it calibrates the incorrect line spacing value exported from Google +// Doc. +function toCSSLineSpacing(source) { + if (!source) { + return ''; + } + + var strValue = String(source); + + // e.g. line-height: 1.5; + if (NUMBER_VALUE_PATTERN.test(strValue)) { + var numValue = parseFloat(strValue); + strValue = String(Math.round(numValue * 100)) + '%'; + } + + // Google Doc exports line spacing with wrong values. For instance: + // - Single => 100% + // - 1.15 => 115% + // - Double => 200% + // But the actual CSS value measured in Google Doc is like this: + // - Single => 125% + // - 1.15 => 138% + // - Double => 232% + // The following `if` block will calibrate the value if applicable. + + if (strValue === '100%') { + return LINE_SPACING_100; + } + + if (strValue === '115%') { + return LINE_SPACING_115; + } + + if (strValue === '150%') { + return LINE_SPACING_150; + } + + if (strValue === '200%') { + return LINE_SPACING_200; + } + + // e.g. line-height: 15px; + return strValue; +}
\ No newline at end of file |