Изменение drawPage - теперь не позиционирует каждое слово отдельно,

вместо этого используются возможности CSS
This commit is contained in:
Book Pauk
2019-02-17 19:35:32 +07:00
parent d4768392a6
commit e2c51f44bf

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@@ -23,17 +23,17 @@ export default class DrawHelper {
if (!this.lastBook || this.pageLineCount < 1 || !this.book || !lines || !this.parsed.textLength) if (!this.lastBook || this.pageLineCount < 1 || !this.book || !lines || !this.parsed.textLength)
return ''; return '';
const spaceWidth = this.measureText(' ', {}); const font = this.fontByStyle({});
const justify = (this.textAlignJustify ? 'text-align: justify; text-align-last: justify;' : '');
let out = `<div class="layout" style="width: ${this.realWidth}px; height: ${this.realHeight}px;` + let out = `<div class="layout" style="width: ${this.w}px; height: ${this.h}px;` +
` color: ${this.textColor}">`; ` position: absolute; top: ${this.fontSize*this.textShift}px; color: ${this.textColor}; font: ${font}; ${justify}` +
` line-height: ${this.lineHeight}px;">`;
let len = lines.length; let len = lines.length;
const lineCount = this.pageLineCount + (isScrolling ? 1 : 0); const lineCount = this.pageLineCount + (isScrolling ? 1 : 0);
len = (len > lineCount ? lineCount : len); len = (len > lineCount ? lineCount : len);
let y = this.fontSize*this.textShift;
for (let i = 0; i < len; i++) { for (let i = 0; i < len; i++) {
const line = lines[i]; const line = lines[i];
/* line: /* line:
@@ -48,76 +48,26 @@ export default class DrawHelper {
} }
}*/ }*/
let indent = line.first ? this.p : 0;
let lineText = ''; let lineText = '';
let center = false; let center = false;
let centerStyle = {};
for (const part of line.parts) { for (const part of line.parts) {
lineText += part.text; let tOpen = (part.style.bold ? '<b>' : '');
tOpen += (part.style.italic ? '<i>' : '');
let tClose = (part.style.italic ? '</i>' : '');
tClose += (part.style.bold ? '</b>' : '');
lineText += `${tOpen}${part.text}${tClose}`;
center = center || part.style.center; center = center || part.style.center;
if (part.style.center)
centerStyle = part.style;
} }
let filled = false; const centerStyle = (center ? `text-align: center; text-align-last: center; width: ${this.w}px` : '')
// если выравнивание по ширине включено if (line.first)
if (this.textAlignJustify && !line.last && !center) { lineText = `<span style="display: inline-block; margin-left: ${this.p}px"></span>${lineText}`;
const words = lineText.split(' '); if (line.last || center)
lineText = `<span style="display: inline-block; ${centerStyle}">${lineText}</span>`;
if (words.length > 1) { out += (i > 0 ? '<br>' : '') + lineText;
const spaceCount = words.length - 1;
const space = (this.w - line.width + spaceWidth*spaceCount)/spaceCount;
let x = indent;
for (const part of line.parts) {
const font = this.fontByStyle(part.style);
let partWords = part.text.split(' ');
for (let j = 0; j < partWords.length; j++) {
let f = font;
let style = part.style;
let word = partWords[j];
if (i == 0 && this.searching && word.toLowerCase().indexOf(this.needle) >= 0) {
style = Object.assign({}, part.style, {bold: true});
f = this.fontByStyle(style);
}
out += this.fillText(word, x, y, f);
x += this.measureText(word, style) + (j < partWords.length - 1 ? space : 0);
}
}
filled = true;
}
}
// просто выводим текст
if (!filled) {
let x = indent;
x = (center ? (this.w - this.measureText(lineText, centerStyle))/2 : x);
for (const part of line.parts) {
let font = this.fontByStyle(part.style);
if (i == 0 && this.searching) {//для поиска, разбивка по словам
let partWords = part.text.split(' ');
for (let j = 0; j < partWords.length; j++) {
let f = font;
let style = part.style;
let word = partWords[j];
if (word.toLowerCase().indexOf(this.needle) >= 0) {
style = Object.assign({}, part.style, {bold: true});
f = this.fontByStyle(style);
}
out += this.fillText(word, x, y, f);
x += this.measureText(word, style) + (j < partWords.length - 1 ? spaceWidth : 0);
}
} else {
out += this.fillText(part.text, x, y, font);
x += this.measureText(part.text, part.style);
}
}
}
y += this.lineHeight;
} }
out += '</div>'; out += '</div>';