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[DONE] fix formatting - all functionality restored*

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* the formats in code/quote blocks are still disturbing…
This commit is contained in:
Johannes Zillmann 2017-03-24 21:06:35 +01:00
parent e144d6a6d5
commit fde670e83f
1 changed files with 114 additions and 85 deletions
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199
src/javascript/models/TextItemLineCompactor.jsx
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@ -21,8 +21,12 @@ export default class TextItemLineCompactor {
// we can't trust order of occurence, esp. footnoteLinks like to come last
sortByX(lineItems);
const [resolvedLineItems, parsedElements] = this.resolveSpecialElements(lineItems);
const [lineFormat, unopenedFormat, unclosedFormat] = this.addFormats(resolvedLineItems, parsedElements);
const formatter = new Formatter(this.fontToFormats);
var [resolvedLineItems, parsedElements] = this.resolveSpecialElements(lineItems);
resolvedLineItems.forEach(item => formatter.consume(item));
resolvedLineItems = formatter.getResults();
parsedElements.inlineFormats = formatter.inlineFormats;
// const [lineFormat, unopenedFormat, unclosedFormat] = this.addFormats(resolvedLineItems, parsedElements);
var combinedItem;
if (resolvedLineItems.length == 1) {
@ -52,92 +56,12 @@ export default class TextItemLineCompactor {
});
}
combinedItem.parsedElements = parsedElements;
combinedItem.lineFormat = lineFormat;
combinedItem.unopenedFormat = unopenedFormat;
combinedItem.unclosedFormat = unclosedFormat;
combinedItem.lineFormat = formatter.lineFormat;
combinedItem.unopenedFormat = formatter.unopenedFormat;
combinedItem.unclosedFormat = formatter.unclosedFormat;
return combinedItem;
}
addFormats(resolvedLineItems, parsedElements) {
var inlineFormats = 0;
var openFormatType;
var openFormatItem;
var openFormatIndex;
var lastItem;
var lineFormat;
var unopenedFormat;
var unclosedFormat;
const addStartSymbol = () => {
resolvedLineItems.splice(openFormatIndex, 1, new TextItem({
...openFormatItem,
text: prefixAfterWhitespace(openFormatType.startSymbol, openFormatItem.text)
}));
}
const addEndSymbol = (index) => {
resolvedLineItems.splice(index, 1, new TextItem({
...lastItem,
text: suffixBeforeWhitespace(lastItem.text, openFormatType.endSymbol)
}));
}
const addCompleteSymbol = () => {
resolvedLineItems.splice(openFormatIndex, 1, new TextItem({
...openFormatItem,
text: suffixBeforeWhitespace(prefixAfterWhitespace(openFormatType.startSymbol, openFormatItem.text), openFormatType.endSymbol)
}));
}
const rollupOpenFormat = (endIndex) => {
const formatFromBeginningOfLine = openFormatIndex == 0;
const formatToEndOfLine = endIndex == resolvedLineItems.length - 1;
if (formatFromBeginningOfLine) {
if (formatToEndOfLine) {
lineFormat = openFormatType;
} else {
unopenedFormat = openFormatType;
addEndSymbol(endIndex);
}
} else {
if (formatToEndOfLine) {
unclosedFormat = openFormatType;
addStartSymbol();
} else {
inlineFormats++;
if (lastItem === openFormatItem) {
addCompleteSymbol();
} else {
addStartSymbol();
addEndSymbol();
}
}
}
};
resolvedLineItems.slice().forEach((item, i) => {
const formatType = this.fontToFormats.get(item.font);
if (openFormatType) {
if (formatType !== openFormatType) { //closin existing format
rollupOpenFormat(i - 1);
openFormatType = formatType.needFormat ? formatType : null;
openFormatItem = formatType.needFormat ? item : null;
openFormatIndex = formatType.needFormat ? i : null;
}
} else {
if (formatType.needFormat) {
openFormatType = formatType;
openFormatItem = item;
openFormatIndex = i;
}
}
lastItem = item;
});
if (openFormatType) {
rollupOpenFormat(resolvedLineItems.length - 1);
}
parsedElements.inlineFormats = inlineFormats;
return [lineFormat, unopenedFormat, unclosedFormat];
}
resolveSpecialElements(lineItems) {
const footnoteLinks = [];
@ -195,4 +119,109 @@ export default class TextItemLineCompactor {
footnotes: footnotes
})];
}
}
class Formatter {
constructor(fontToFormats) {
this.fontToFormats = fontToFormats;
this.resultItems = [];
this.lineFormat;
this.unopenedFormat;
this.unclosedFormat;
this.openFormat;
this.stashedItems = [];
this.inlineFormats = 0;
this.lastItem;
}
consume(item) {
const formatType = this.fontToFormats.get(item.font);
if (this.openFormat && formatType !== this.openFormat) {
this.flushStash(false);
}
if (formatType.needFormat) {
this.openFormat = formatType;
this.stashedItems.push(item);
} else {
this.resultItems.push(item);
}
}
getResults() {
if (this.openFormat) {
this.flushStash(true);
}
return this.resultItems;
}
flushStash(formatToEndOfLine) {
const formatFromBeginningOfLine = this.resultItems == 0;
if (formatFromBeginningOfLine) {
if (formatToEndOfLine) {
this.lineFormat = this.openFormat;
this.moveStashItemsToResult();
} else {
this.unopenedFormat = this.openFormat;
const newLastItem = this.newClosingItem(this.stashedItems.pop());
this.moveStashItemsToResult();
this.resultItems.push(newLastItem);
}
} else {
if (formatToEndOfLine) {
this.unclosedFormat = this.openFormat;
const newFirstItem = this.newOpeningItem(this.stashedItems.shift());
this.resultItems.push(newFirstItem);
this.moveStashItemsToResult();
} else {
this.inlineFormats++;
if (this.stashedItems.length == 1) {
const onlyItem = this.stashedItems.pop();
if (onlyItem.text.trim().length > 0) {
const onlyItemFormatted = this.newCompleteItem(onlyItem);
this.resultItems.push(onlyItemFormatted);
}
this.moveStashItemsToResult();
} else {
const firstItem = this.newOpeningItem(this.stashedItems.shift());
const lastItem = this.newClosingItem(this.stashedItems.pop());
this.resultItems.push(firstItem);
this.moveStashItemsToResult();
this.resultItems.push(lastItem);
}
}
}
}
moveStashItemsToResult() {
this.resultItems.push(...this.stashedItems);
this.stashedItems = [];
this.openFormat = null;
}
newOpeningItem(item) {
return new TextItem({
...item,
text: prefixAfterWhitespace(this.openFormat.startSymbol, item.text)
});
}
newClosingItem(item) {
return new TextItem({
...item,
text: suffixBeforeWhitespace(item.text, this.openFormat.endSymbol)
});
}
newCompleteItem(item) {
return new TextItem({
...item,
text: suffixBeforeWhitespace(prefixAfterWhitespace(this.openFormat.startSymbol, item.text), this.openFormat.endSymbol)
});
}
}