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Dynamically resize font

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Spiros
2024-06-02 12:55:23 +03:00
parent 08b28b188f
commit 6886d70a5d
1 changed files with 24 additions and 1 deletions
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25
custombutton.cpp
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@@ -1,4 +1,5 @@
#include "custombutton.h" #include "custombutton.h"
#include <QFontMetrics>
CustomButton::CustomButton(const QString &text1, const QString &text2, const QString &text3, const QColor &lineColor, QWidget *parent) CustomButton::CustomButton(const QString &text1, const QString &text2, const QString &text3, const QColor &lineColor, QWidget *parent)
: QPushButton(parent), text1(text1), text2(text2), text3(text3), lineColor(lineColor) { : QPushButton(parent), text1(text1), text2(text2), text3(text3), lineColor(lineColor) {
@@ -18,5 +19,27 @@ void CustomButton::paintEvent(QPaintEvent *event) {
QRect rect(20, 0, width() - 25, height()); QRect rect(20, 0, width() - 25, height());
painter.setPen(textColor); painter.setPen(textColor);
painter.drawText(rect, Qt::AlignVCenter | Qt::AlignLeft, text1 + "\n" + text2 + "\n" + text3);
QString lines[] = {text1, text2, text3};
int lineHeight = height() / 3;
for (int i = 0; i < 3; ++i) {
QFont font = painter.font();
int fontSize = 1;
painter.setFont(font);
QFontMetrics fm(font);
QRect textRect = fm.boundingRect(rect, Qt::AlignLeft, lines[i]);
while (textRect.width() > rect.width() || textRect.height() > lineHeight) {
fontSize--;
font.setPointSize(fontSize);
painter.setFont(font);
fm = QFontMetrics(font);
textRect = fm.boundingRect(rect, Qt::AlignLeft, lines[i]);
}
int yOffset = lineHeight * i + (lineHeight - textRect.height()) / 3;
painter.drawText(QRect(rect.left(), yOffset, rect.width(), textRect.height()), Qt::AlignLeft, lines[i]);
}
} }