Reider745
60234a550b
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34 lines
887 B
C++
Executable File
34 lines
887 B
C++
Executable File
#include "Common.h"
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// Origin: Qt
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// More specifically, this is a trimmed down version on the algorithm in:
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// https://code.woboq.org/qt5/qtbase/src/widgets/styles/qcommonstyle.cpp.html#846
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QList<std::pair<qreal, QString>> viewItemTextLayout(QTextLayout& textLayout, int lineWidth, qreal& height)
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{
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QList<std::pair<qreal, QString>> lines;
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height = 0;
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textLayout.beginLayout();
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QString str = textLayout.text();
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while (true) {
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QTextLine line = textLayout.createLine();
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if (!line.isValid())
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break;
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if (line.textLength() == 0)
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break;
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line.setLineWidth(lineWidth);
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line.setPosition(QPointF(0, height));
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height += line.height();
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lines.append(std::make_pair(line.naturalTextWidth(), str.mid(line.textStart(), line.textLength())));
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}
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textLayout.endLayout();
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return lines;
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}
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