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iconhelper.cpp
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iconhelper.cpp
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#include "iconhelper.h"
IconHelper *IconHelper::self = 0;
IconHelper *IconHelper::Instance()
{
if (!self) {
QMutex mutex;
QMutexLocker locker(&mutex);
if (!self) {
self = new IconHelper;
}
}
return self;
}
IconHelper::IconHelper(QObject *) : QObject(qApp)
{
int fontId = QFontDatabase::addApplicationFont(":/image/fontawesome-webfont.ttf");
QStringList fontName = QFontDatabase::applicationFontFamilies(fontId);
if (fontName.count() > 0) {
iconFont = QFont(fontName.at(0));
} else {
qDebug() << "load fontawesome-webfont.ttf error";
}
}
void IconHelper::setIcon(QLabel *lab, QChar c, quint32 size)
{
iconFont.setPointSize(size);
lab->setFont(iconFont);
lab->setText(c);
}
void IconHelper::setIcon(QAbstractButton *btn, QChar c, quint32 size)
{
iconFont.setPointSize(size);
btn->setFont(iconFont);
btn->setText(c);
}
QPixmap IconHelper::getPixmap(const QString &color, QChar c, quint32 size,
quint32 pixWidth, quint32 pixHeight)
{
QPixmap pix(pixWidth, pixHeight);
pix.fill(Qt::transparent);
QPainter painter;
painter.begin(&pix);
painter.setRenderHints(QPainter::Antialiasing | QPainter::TextAntialiasing);
painter.setPen(QColor(color));
painter.setBrush(QColor(color));
iconFont.setPointSize(size);
painter.setFont(iconFont);
painter.drawText(pix.rect(), Qt::AlignCenter, c);
painter.end();
return pix;
}
QPixmap IconHelper::getPixmap(QToolButton *btn, bool normal)
{
QPixmap pix;
int index = btns.indexOf(btn);
if (index >= 0) {
if (normal) {
pix = pixNormal.at(index);
} else {
pix = pixDark.at(index);
}
}
return pix;
}
void IconHelper::setStyle(QWidget *widget, const QString &type, int borderWidth, const QString &borderColor,
const QString &normalBgColor, const QString &darkBgColor,
const QString &normalTextColor, const QString &darkTextColor)
{
QString strBorder;
if (type == "top") {
strBorder = QString("border-width:%1px 0px 0px 0px;padding:%1px %2px %2px %2px;")
.arg(borderWidth).arg(borderWidth * 2);
} else if (type == "right") {
strBorder = QString("border-width:0px %1px 0px 0px;padding:%2px %1px %2px %2px;")
.arg(borderWidth).arg(borderWidth * 2);
} else if (type == "bottom") {
strBorder = QString("border-width:0px 0px %1px 0px;padding:%2px %2px %1px %2px;")
.arg(borderWidth).arg(borderWidth * 2);
} else if (type == "left") {
strBorder = QString("border-width:0px 0px 0px %1px;padding:%2px %2px %2px %1px;")
.arg(borderWidth).arg(borderWidth * 2);
}
QStringList qss;
qss.append(QString("QWidget[flag=\"%1\"] QAbstractButton{border-style:none;border-radius:0px;padding:5px;color:%2;background:%3;}")
.arg(type).arg(normalTextColor).arg(normalBgColor));
qss.append(QString("QWidget[flag=\"%1\"] QAbstractButton:hover,"
"QWidget[flag=\"%1\"] QAbstractButton:pressed,"
"QWidget[flag=\"%1\"] QAbstractButton:checked{"
"border-style:solid;%2border-color:%3;color:%4;background:%5;}")
.arg(type).arg(strBorder).arg(borderColor).arg(darkTextColor).arg(darkBgColor));
widget->setStyleSheet(qss.join(""));
}
void IconHelper::setStyle(QWidget *widget, QList<QToolButton *> btns, QList<int> pixChar,
quint32 iconSize, quint32 iconWidth, quint32 iconHeight,
const QString &type, int borderWidth, const QString &borderColor,
const QString &normalBgColor, const QString &darkBgColor,
const QString &normalTextColor, const QString &darkTextColor)
{
int btnCount = btns.count();
int charCount = pixChar.count();
if (btnCount <= 0 || charCount <= 0 || btnCount != charCount) {
return;
}
QString strBorder;
if (type == "top") {
strBorder = QString("border-width:%1px 0px 0px 0px;padding:%1px %2px %2px %2px;")
.arg(borderWidth).arg(borderWidth * 2);
} else if (type == "right") {
strBorder = QString("border-width:0px %1px 0px 0px;padding:%2px %1px %2px %2px;")
.arg(borderWidth).arg(borderWidth * 2);
} else if (type == "bottom") {
strBorder = QString("border-width:0px 0px %1px 0px;padding:%2px %2px %1px %2px;")
.arg(borderWidth).arg(borderWidth * 2);
} else if (type == "left") {
strBorder = QString("border-width:0px 0px 0px %1px;padding:%2px %2px %2px %1px;")
.arg(borderWidth).arg(borderWidth * 2);
}
//如果图标是左侧显示则需要让没有选中的按钮左侧也有加深的边框,颜色为背景颜色
QStringList qss;
if (btns.at(0)->toolButtonStyle() == Qt::ToolButtonTextBesideIcon) {
qss.append(QString("QWidget[flag=\"%1\"] QAbstractButton{border-style:solid;border-radius:0px;%2border-color:%3;color:%4;background:%5;}")
.arg(type).arg(strBorder).arg(normalBgColor).arg(normalTextColor).arg(normalBgColor));
} else {
qss.append(QString("QWidget[flag=\"%1\"] QAbstractButton{border-style:none;border-radius:0px;padding:5px;color:%2;background:%3;}")
.arg(type).arg(normalTextColor).arg(normalBgColor));
}
qss.append(QString("QWidget[flag=\"%1\"] QAbstractButton:hover,"
"QWidget[flag=\"%1\"] QAbstractButton:pressed,"
"QWidget[flag=\"%1\"] QAbstractButton:checked{"
"border-style:solid;%2border-color:%3;color:%4;background:%5;}")
.arg(type).arg(strBorder).arg(borderColor).arg(darkTextColor).arg(darkBgColor));
qss.append(QString("QWidget#%1{background:%2;}").arg(widget->objectName()).arg(normalBgColor));
qss.append(QString("QWidget>QToolButton{border-width:0px;}"));
qss.append(QString("QWidget>QToolButton{background-color:%1;color:%2;}")
.arg(normalBgColor).arg(normalTextColor));
qss.append(QString("QWidget>QToolButton:hover,QWidget>QToolButton:pressed,QWidget>QToolButton:checked{background-color:%1;color:%2;}")
.arg(darkBgColor).arg(darkTextColor));
widget->setStyleSheet(qss.join(""));
for (int i = 0; i < btnCount; i++) {
//存储对应按钮对象,方便鼠标移上去的时候切换图片
QPixmap pixNormal = getPixmap(normalTextColor, QChar(pixChar.at(i)), iconSize, iconWidth, iconHeight);
QPixmap pixDark = getPixmap(darkTextColor, QChar(pixChar.at(i)), iconSize, iconWidth, iconHeight);
btns.at(i)->setIcon(QIcon(pixNormal));
btns.at(i)->setIconSize(QSize(iconWidth, iconHeight));
btns.at(i)->installEventFilter(this);
this->btns.append(btns.at(i));
this->pixNormal.append(pixNormal);
this->pixDark.append(pixDark);
}
}
void IconHelper::setStyle(QFrame *frame, QList<QToolButton *> btns, QList<int> pixChar,
quint32 iconSize, quint32 iconWidth, quint32 iconHeight,
const QString &normalBgColor, const QString &darkBgColor,
const QString &normalTextColor, const QString &darkTextColor)
{
int btnCount = btns.count();
int charCount = pixChar.count();
if (btnCount <= 0 || charCount <= 0 || btnCount != charCount) {
return;
}
QStringList qss;
qss.append(QString("QFrame>QToolButton{border-style:none;border-width:0px;}"));
qss.append(QString("QFrame>QToolButton{background-color:%1;color:%2;}")
.arg(normalBgColor).arg(normalTextColor));
qss.append(QString("QFrame>QToolButton:hover,QFrame>QToolButton:pressed,QFrame>QToolButton:checked{background-color:%1;color:%2;}")
.arg(darkBgColor).arg(darkTextColor));
frame->setStyleSheet(qss.join(""));
for (int i = 0; i < btnCount; i++) {
//存储对应按钮对象,方便鼠标移上去的时候切换图片
QPixmap pixNormal = getPixmap(normalTextColor, QChar(pixChar.at(i)), iconSize, iconWidth, iconHeight);
QPixmap pixDark = getPixmap(darkTextColor, QChar(pixChar.at(i)), iconSize, iconWidth, iconHeight);
btns.at(i)->setIcon(QIcon(pixNormal));
btns.at(i)->setIconSize(QSize(iconWidth, iconHeight));
btns.at(i)->installEventFilter(this);
this->btns.append(btns.at(i));
this->pixNormal.append(pixNormal);
this->pixDark.append(pixDark);
}
}
bool IconHelper::eventFilter(QObject *watched, QEvent *event)
{
if (watched->inherits("QToolButton")) {
QToolButton *btn = (QToolButton *)watched;
int index = btns.indexOf(btn);
if (index >= 0) {
if (event->type() == QEvent::Enter) {
btn->setIcon(QIcon(pixDark.at(index)));
} else if (event->type() == QEvent::Leave) {
if (btn->isChecked()) {
btn->setIcon(QIcon(pixDark.at(index)));
} else {
btn->setIcon(QIcon(pixNormal.at(index)));
}
}
}
}
return QObject::eventFilter(watched, event);
}