1 | #include "CircularPixmap.h" |
2 | |
3 | #include <QPainter> |
4 | #include <QPainterPath> |
5 | |
6 | CircularPixmap::CircularPixmap(const QSize &size, QWidget *parent) |
7 | : QLabel(parent) |
8 | , mSize(size) |
9 | { |
10 | } |
11 | |
12 | CircularPixmap::CircularPixmap(const QString &filePath, QWidget *parent) |
13 | : QLabel(parent) |
14 | , mSize(50, 50) |
15 | { |
16 | QPixmap px(filePath); |
17 | px = px.scaled(mSize.width(), mSize.height()); |
18 | |
19 | setPixmap(filePath); |
20 | setFixedSize(mSize); |
21 | } |
22 | #include <QPaintEvent> |
23 | void CircularPixmap::paintEvent(QPaintEvent *e) |
24 | { |
25 | #if QT_VERSION < QT_VERSION_CHECK(5, 15, 0) |
26 | if (pixmap()) |
27 | #endif |
28 | { |
29 | const auto rect = e->rect(); |
30 | const auto startX = (rect.width() - mSize.width()) / 2; |
31 | const auto startY = mCenterPosition ? (rect.height() - mSize.height()) / 2 : 0; |
32 | |
33 | QPainter painter(this); |
34 | painter.setRenderHint(QPainter::Antialiasing); |
35 | |
36 | QPainterPath path; |
37 | path.addEllipse(startX, startY, mSize.width(), mSize.height()); |
38 | painter.setClipPath(path); |
39 | #if QT_VERSION < QT_VERSION_CHECK(5, 15, 0) |
40 | painter.drawPixmap(startX, 0, mSize.width(), mSize.height(), *pixmap()); |
41 | #else |
42 | painter.drawPixmap(startX, startY, mSize.width(), mSize.height(), pixmap(Qt::ReturnByValue)); |
43 | #endif |
44 | } |
45 | } |
46 | |