project/xyylMCWEACSystem/MoveButton.cpp

419 lines
9.3 KiB
C++

#pragma execution_character_set("utf-8")
#include "MoveButton.h"
#include "qpainter.h"
#include "qevent.h"
#include "qtimer.h"
#include "qdebug.h"
MoveButton::MoveButton(QWidget *parent) : QWidget(parent)
{
text = "";
textColor = QColor(255, 255, 255);
borderOutColorStart = QColor(255, 255, 255);
borderOutColorEnd = QColor(166, 166, 166);
borderInColorStart = QColor(166, 166, 166);
borderInColorEnd = QColor(255, 255, 255);
bgColor = QColor(100, 184, 255);
showRect = false;
showOverlay = true;
overlayColor = QColor(255, 255, 255);
canMove = false;
this->installEventFilter(this);
timerAlarm = new QTimer(this);
connect(timerAlarm, SIGNAL(timeout()), this, SLOT(alarm()));
timerAlarm->setInterval(500);
//setFont(QFont("Arial", 8));
}
bool MoveButton::eventFilter(QObject *watched, QEvent *event)
{
if (canMove) {
static QPoint lastPnt;
static bool pressed = false;
QMouseEvent *mouseEvent = static_cast<QMouseEvent *>(event);
if (mouseEvent->type() == QEvent::MouseButtonPress) {
if (this->rect().contains(mouseEvent->pos()) && (mouseEvent->button() == Qt::LeftButton)) {
lastPnt = mouseEvent->pos();
pressed = true;
}
} else if (mouseEvent->type() == QEvent::MouseMove && pressed) {
int dx = mouseEvent->pos().x() - lastPnt.x();
int dy = mouseEvent->pos().y() - lastPnt.y();
this->move(this->x() + dx, this->y() + dy);
} else if (mouseEvent->type() == QEvent::MouseButtonRelease && pressed) {
pressed = false;
}
}
return QWidget::eventFilter(watched, event);
}
void MoveButton::paintEvent(QPaintEvent *)
{
int width = this->width();
int height = this->height();
int side = qMin(width, height);
//绘制准备工作,启用反锯齿,平移坐标轴中心,等比例缩放
QPainter painter(this);
painter.setRenderHints(QPainter::Antialiasing | QPainter::TextAntialiasing);
if (showRect) {
//绘制矩形区域
painter.setPen(Qt::NoPen);
painter.setBrush(bgColor);
painter.drawRoundedRect(this->rect(), 5, 5);
//绘制文字
if (!text.isEmpty()) {
QFont font;
font.setPixelSize(side - 20);
painter.setFont(font);
painter.setPen(textColor);
painter.drawText(this->rect(), Qt::AlignCenter, text);
}
} else {
painter.translate(width / 2, height / 2);
painter.scale(side / 200.0, side / 200.0);
//绘制外边框
drawBorderOut(&painter);
//绘制内边框
drawBorderIn(&painter);
//绘制内部指示颜色
drawBg(&painter);
//绘制居中文字
drawText(&painter);
//绘制遮罩层
drawOverlay(&painter);
}
}
void MoveButton::drawBorderOut(QPainter *painter)
{
int radius = 99;
painter->save();
painter->setPen(Qt::NoPen);
QLinearGradient borderGradient(0, -radius, 0, radius);
borderGradient.setColorAt(0, borderOutColorStart);
borderGradient.setColorAt(1, borderOutColorEnd);
painter->setBrush(borderGradient);
painter->drawEllipse(-radius, -radius, radius * 2, radius * 2);
painter->restore();
}
void MoveButton::drawBorderIn(QPainter *painter)
{
int radius = 90;
painter->save();
painter->setPen(Qt::NoPen);
QLinearGradient borderGradient(0, -radius, 0, radius);
borderGradient.setColorAt(0, borderInColorStart);
borderGradient.setColorAt(1, borderInColorEnd);
painter->setBrush(borderGradient);
painter->drawEllipse(-radius, -radius, radius * 2, radius * 2);
painter->restore();
}
void MoveButton::drawBg(QPainter *painter)
{
int radius = 80;
painter->save();
painter->setPen(Qt::NoPen);
painter->setBrush(bgColor);
painter->drawEllipse(-radius, -radius, radius * 2, radius * 2);
painter->restore();
}
void MoveButton::drawText(QPainter *painter)
{
if (text.isEmpty()) {
return;
}
int radius = 100;
painter->save();
QFont font;
font.setPixelSize(85);
painter->setFont(font);
painter->setPen(textColor);
QRect rect(-radius, -radius, radius * 2, radius * 2);
painter->drawText(rect, Qt::AlignCenter, text);
painter->restore();
}
void MoveButton::drawOverlay(QPainter *painter)
{
if (!showOverlay) {
return;
}
int radius = 80;
painter->save();
painter->setPen(Qt::NoPen);
QPainterPath smallCircle;
QPainterPath bigCircle;
radius -= 1;
smallCircle.addEllipse(-radius, -radius, radius * 2, radius * 2);
radius *= 2;
bigCircle.addEllipse(-radius, -radius + 140, radius * 2, radius * 2);
//高光的形状为小圆扣掉大圆的部分
QPainterPath highlight = smallCircle - bigCircle;
QLinearGradient linearGradient(0, -radius / 2, 0, 0);
overlayColor.setAlpha(100);
linearGradient.setColorAt(0.0, overlayColor);
overlayColor.setAlpha(30);
linearGradient.setColorAt(1.0, overlayColor);
painter->setBrush(linearGradient);
painter->rotate(-20);
painter->drawPath(highlight);
painter->restore();
}
QString MoveButton::getText() const
{
return this->text;
}
QColor MoveButton::getTextColor() const
{
return this->textColor;
}
QColor MoveButton::getBorderOutColorStart() const
{
return this->borderOutColorStart;
}
QColor MoveButton::getBorderOutColorEnd() const
{
return this->borderOutColorEnd;
}
QColor MoveButton::getBorderInColorStart() const
{
return this->borderInColorStart;
}
QColor MoveButton::getBorderInColorEnd() const
{
return this->borderInColorEnd;
}
QColor MoveButton::getBgColor() const
{
return this->bgColor;
}
bool MoveButton::getCanMove() const
{
return this->canMove;
}
bool MoveButton::getShowRect() const
{
return this->showRect;
}
bool MoveButton::getShowOverlay() const
{
return this->showOverlay;
}
QColor MoveButton::getOverlayColor() const
{
return this->overlayColor;
}
QSize MoveButton::sizeHint() const
{
return QSize(100, 100);
}
QSize MoveButton::minimumSizeHint() const
{
return QSize(10, 10);
}
void MoveButton::setText(const QString &text)
{
if (this->text != text) {
this->text = text;
update();
}
}
void MoveButton::setTextColor(const QColor &textColor)
{
if (this->textColor != textColor) {
this->textColor = textColor;
update();
}
}
void MoveButton::setBorderOutColorStart(const QColor &borderOutColorStart)
{
if (this->borderOutColorStart != borderOutColorStart) {
this->borderOutColorStart = borderOutColorStart;
update();
}
}
void MoveButton::setBorderOutColorEnd(const QColor &borderOutColorEnd)
{
if (this->borderOutColorEnd != borderOutColorEnd) {
this->borderOutColorEnd = borderOutColorEnd;
update();
}
}
void MoveButton::setBorderInColorStart(const QColor &borderInColorStart)
{
if (this->borderInColorStart != borderInColorStart) {
this->borderInColorStart = borderInColorStart;
update();
}
}
void MoveButton::setBorderInColorEnd(const QColor &borderInColorEnd)
{
if (this->borderInColorEnd != borderInColorEnd) {
this->borderInColorEnd = borderInColorEnd;
update();
}
}
void MoveButton::setBgColor(const QColor &bgColor)
{
if (this->bgColor != bgColor) {
this->bgColor = bgColor;
update();
}
}
void MoveButton::setCanMove(bool canMove)
{
if (this->canMove != canMove) {
this->canMove = canMove;
update();
}
}
void MoveButton::setShowRect(bool showRect)
{
if (this->showRect != showRect) {
this->showRect = showRect;
update();
}
}
void MoveButton::setShowOverlay(bool showOverlay)
{
if (this->showOverlay != showOverlay) {
this->showOverlay = showOverlay;
update();
}
}
void MoveButton::setOverlayColor(const QColor &overlayColor)
{
if (this->overlayColor != overlayColor) {
this->overlayColor = overlayColor;
update();
}
}
void MoveButton::setGreen()
{
textColor = QColor(255, 255, 255);
setBgColor(QColor(0, 166, 0));
}
void MoveButton::setRed()
{
textColor = QColor(255, 255, 255);
setBgColor(QColor(255, 0, 0));
}
void MoveButton::setYellow()
{
textColor = QColor(25, 50, 7);
setBgColor(QColor(238, 238, 0));
}
void MoveButton::setBlack()
{
textColor = QColor(255, 255, 255);
setBgColor(QColor(10, 10, 10));
}
void MoveButton::setGray()
{
textColor = QColor(255, 255, 255);
setBgColor(QColor(129, 129, 129));
}
void MoveButton::setBlue()
{
textColor = QColor(255, 255, 255);
setBgColor(QColor(0, 0, 166));
}
void MoveButton::setLightBlue()
{
textColor = QColor(255, 255, 255);
setBgColor(QColor(100, 184, 255));
}
void MoveButton::setLightRed()
{
textColor = QColor(255, 255, 255);
setBgColor(QColor(255, 107, 107));
}
void MoveButton::setLightGreen()
{
textColor = QColor(255, 255, 255);
setBgColor(QColor(24, 189, 155));
}
void MoveButton::startAlarm()
{
if (!timerAlarm->isActive()) {
timerAlarm->start();
}
}
void MoveButton::stopAlarm()
{
if (timerAlarm->isActive()) {
timerAlarm->stop();
}
}
void MoveButton::alarm()
{
static bool isRed = false;
if (isRed) {
this->setBlack();
} else {
this->setRed();
}
isRed = !isRed;
}