新增电池电量控件
feiyangqingyun
parent
2b7cba8487
commit
edcad1f34b
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@ -21,3 +21,4 @@
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| 18 | saveruntime | 运行时间记录类 |
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| 19 | colorwidget | 颜色拾取器 |
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| 20 | maskwidget | 遮罩层窗体 |
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| 21 | battery | 电池电量控件 |
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@ -0,0 +1,386 @@
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#pragma execution_character_set("utf-8")
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#include "battery.h"
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#include "qpainter.h"
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#include "qtimer.h"
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#include "qdebug.h"
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Battery::Battery(QWidget *parent) : QWidget(parent)
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{
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minValue = 0;
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maxValue = 100;
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value = 0;
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alarmValue = 30;
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step = 0.5;
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borderRadius = 8;
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bgRadius = 5;
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headRadius = 3;
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borderColorStart = QColor(100, 100, 100);
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borderColorEnd = QColor(80, 80, 80);
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alarmColorStart = QColor(250, 118, 113);
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alarmColorEnd = QColor(204, 38, 38);
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normalColorStart = QColor(50, 205, 51);
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normalColorEnd = QColor(60, 179, 133);
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isForward = false;
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currentValue = 0;
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timer = new QTimer(this);
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timer->setInterval(10);
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connect(timer, SIGNAL(timeout()), this, SLOT(updateValue()));
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}
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Battery::~Battery()
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{
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if (timer->isActive()) {
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timer->stop();
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}
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}
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void Battery::paintEvent(QPaintEvent *)
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{
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//绘制准备工作,启用反锯齿
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QPainter painter(this);
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painter.setRenderHints(QPainter::Antialiasing | QPainter::TextAntialiasing);
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//绘制边框
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drawBorder(&painter);
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//绘制背景
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drawBg(&painter);
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//绘制头部
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drawHead(&painter);
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}
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void Battery::drawBorder(QPainter *painter)
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{
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painter->save();
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double headWidth = width() / 10;
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double batteryWidth = width() - headWidth;
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//绘制电池边框
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QPointF topLeft(5, 5);
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QPointF bottomRight(batteryWidth, height() - 5);
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batteryRect = QRectF(topLeft, bottomRight);
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painter->setPen(QPen(borderColorStart, 5));
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painter->setBrush(Qt::NoBrush);
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painter->drawRoundedRect(batteryRect, borderRadius, borderRadius);
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painter->restore();
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}
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void Battery::drawBg(QPainter *painter)
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{
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painter->save();
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QLinearGradient batteryGradient(QPointF(0, 0), QPointF(0, height()));
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if (currentValue <= alarmValue) {
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batteryGradient.setColorAt(0.0, alarmColorStart);
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batteryGradient.setColorAt(1.0, alarmColorEnd);
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} else {
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batteryGradient.setColorAt(0.0, normalColorStart);
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batteryGradient.setColorAt(1.0, normalColorEnd);
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}
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int margin = qMin(width(), height()) / 20;
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double unit = (batteryRect.width() - (margin * 2)) / 100;
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double width = currentValue * unit;
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QPointF topLeft(batteryRect.topLeft().x() + margin, batteryRect.topLeft().y() + margin);
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QPointF bottomRight(width + margin + 5, batteryRect.bottomRight().y() - margin);
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QRectF rect(topLeft, bottomRight);
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painter->setPen(Qt::NoPen);
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painter->setBrush(batteryGradient);
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painter->drawRoundedRect(rect, bgRadius, bgRadius);
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painter->restore();
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}
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void Battery::drawHead(QPainter *painter)
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{
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painter->save();
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QPointF headRectTopLeft(batteryRect.topRight().x(), height() / 3);
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QPointF headRectBottomRight(width(), height() - height() / 3);
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QRectF headRect(headRectTopLeft, headRectBottomRight);
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QLinearGradient headRectGradient(headRect.topLeft(), headRect.bottomLeft());
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headRectGradient.setColorAt(0.0, borderColorStart);
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headRectGradient.setColorAt(1.0, borderColorEnd);
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painter->setPen(Qt::NoPen);
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painter->setBrush(headRectGradient);
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painter->drawRoundedRect(headRect, headRadius, headRadius);
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painter->restore();
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}
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void Battery::updateValue()
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{
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if (isForward) {
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currentValue -= step;
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if (currentValue <= value) {
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timer->stop();
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}
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} else {
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currentValue += step;
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if (currentValue >= value) {
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timer->stop();
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}
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}
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this->update();
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}
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double Battery::getMinValue() const
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{
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return this->minValue;
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}
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double Battery::getMaxValue() const
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{
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return this->maxValue;
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}
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double Battery::getValue() const
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{
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return this->value;
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}
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double Battery::getAlarmValue() const
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{
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return this->alarmValue;
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}
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double Battery::getStep() const
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{
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return this->step;
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}
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int Battery::getBorderRadius() const
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{
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return this->borderRadius;
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}
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int Battery::getBgRadius() const
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{
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return this->bgRadius;
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}
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int Battery::getHeadRadius() const
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{
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return this->headRadius;
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}
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QColor Battery::getBorderColorStart() const
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{
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return this->borderColorStart;
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}
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QColor Battery::getBorderColorEnd() const
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{
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return this->borderColorEnd;
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}
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QColor Battery::getAlarmColorStart() const
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{
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return this->alarmColorStart;
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}
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QColor Battery::getAlarmColorEnd() const
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{
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return this->alarmColorEnd;
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}
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QColor Battery::getNormalColorStart() const
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{
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return this->normalColorStart;
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}
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QColor Battery::getNormalColorEnd() const
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{
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return this->normalColorEnd;
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}
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QSize Battery::sizeHint() const
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{
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return QSize(150, 80);
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}
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QSize Battery::minimumSizeHint() const
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{
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return QSize(30, 10);
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}
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void Battery::setRange(double minValue, double maxValue)
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{
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//如果最小值大于或者等于最大值则不设置
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if (minValue >= maxValue) {
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return;
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}
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this->minValue = minValue;
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this->maxValue = maxValue;
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//如果目标值不在范围值内,则重新设置目标值
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//值小于最小值则取最小值,大于最大值则取最大值
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if (value < minValue) {
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setValue(minValue);
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} else if (value > maxValue) {
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setValue(maxValue);
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}
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this->update();
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}
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void Battery::setRange(int minValue, int maxValue)
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{
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setRange((double)minValue, (double)maxValue);
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}
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void Battery::setMinValue(double minValue)
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{
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setRange(minValue, maxValue);
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}
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void Battery::setMaxValue(double maxValue)
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{
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setRange(minValue, maxValue);
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}
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void Battery::setValue(double value)
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{
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//值和当前值一致则无需处理
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if (value == this->value) {
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return;
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}
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//值小于最小值则取最小值,大于最大值则取最大值
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if (value < minValue) {
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value = minValue;
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} else if (value > maxValue) {
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value = maxValue;
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}
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if (value > currentValue) {
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isForward = false;
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} else if (value < currentValue) {
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isForward = true;
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} else {
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return;
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}
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this->value = value;
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this->update();
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emit valueChanged(value);
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timer->start();
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}
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void Battery::setValue(int value)
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{
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setValue((double)value);
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}
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void Battery::setAlarmValue(double alarmValue)
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{
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if (this->alarmValue != alarmValue) {
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this->alarmValue = alarmValue;
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this->update();
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}
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}
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void Battery::setAlarmValue(int alarmValue)
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{
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setAlarmValue((double)alarmValue);
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}
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void Battery::setStep(double step)
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{
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if (this->step != step) {
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this->step = step;
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this->update();
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}
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}
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void Battery::setStep(int step)
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{
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setStep((double)step);
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}
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void Battery::setBorderRadius(int borderRadius)
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{
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if (this->borderRadius != borderRadius) {
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this->borderRadius = borderRadius;
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this->update();
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}
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}
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void Battery::setBgRadius(int bgRadius)
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{
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if (this->bgRadius != bgRadius) {
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this->bgRadius = bgRadius;
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this->update();
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}
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}
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void Battery::setHeadRadius(int headRadius)
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{
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if (this->headRadius != headRadius) {
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this->headRadius = headRadius;
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this->update();
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}
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}
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void Battery::setBorderColorStart(const QColor &borderColorStart)
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{
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if (this->borderColorStart != borderColorStart) {
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this->borderColorStart = borderColorStart;
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this->update();
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}
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}
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void Battery::setBorderColorEnd(const QColor &borderColorEnd)
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{
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if (this->borderColorEnd != borderColorEnd) {
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this->borderColorEnd = borderColorEnd;
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this->update();
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}
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}
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void Battery::setAlarmColorStart(const QColor &alarmColorStart)
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{
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if (this->alarmColorStart != alarmColorStart) {
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this->alarmColorStart = alarmColorStart;
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this->update();
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}
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}
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void Battery::setAlarmColorEnd(const QColor &alarmColorEnd)
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{
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if (this->alarmColorEnd != alarmColorEnd) {
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this->alarmColorEnd = alarmColorEnd;
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this->update();
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}
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}
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void Battery::setNormalColorStart(const QColor &normalColorStart)
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{
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if (this->normalColorStart != normalColorStart) {
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this->normalColorStart = normalColorStart;
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this->update();
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}
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}
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void Battery::setNormalColorEnd(const QColor &normalColorEnd)
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{
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if (this->normalColorEnd != normalColorEnd) {
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this->normalColorEnd = normalColorEnd;
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this->update();
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}
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}
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@ -0,0 +1,154 @@
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#ifndef BATTERY_H
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#define BATTERY_H
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/**
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* 电池电量控件 作者:feiyangqingyun(QQ:517216493) 2016-10-23
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* 1:可设置电池电量,动态切换电池电量变化
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* 2:可设置电池电量警戒值
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* 3:可设置电池电量正常颜色和报警颜色
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* 4:可设置边框渐变颜色
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* 5:可设置电量变化时每次移动的步长
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* 6:可设置边框圆角角度/背景进度圆角角度/头部圆角角度
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*/
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#include <QWidget>
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#ifdef quc
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#if (QT_VERSION < QT_VERSION_CHECK(5,7,0))
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#include <QtDesigner/QDesignerExportWidget>
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#else
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#include <QtUiPlugin/QDesignerExportWidget>
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#endif
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class QDESIGNER_WIDGET_EXPORT Battery : public QWidget
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#else
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class Battery : public QWidget
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#endif
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{
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Q_OBJECT
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Q_PROPERTY(double minValue READ getMinValue WRITE setMinValue)
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Q_PROPERTY(double maxValue READ getMaxValue WRITE setMaxValue)
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Q_PROPERTY(double value READ getValue WRITE setValue)
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Q_PROPERTY(double alarmValue READ getAlarmValue WRITE setAlarmValue)
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Q_PROPERTY(double step READ getStep WRITE setStep)
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Q_PROPERTY(int borderRadius READ getBorderRadius WRITE setBorderRadius)
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Q_PROPERTY(int bgRadius READ getBgRadius WRITE setBgRadius)
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Q_PROPERTY(int headRadius READ getHeadRadius WRITE setHeadRadius)
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Q_PROPERTY(QColor borderColorStart READ getBorderColorStart WRITE setBorderColorStart)
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Q_PROPERTY(QColor borderColorEnd READ getBorderColorEnd WRITE setBorderColorEnd)
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Q_PROPERTY(QColor alarmColorStart READ getAlarmColorStart WRITE setAlarmColorStart)
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Q_PROPERTY(QColor alarmColorEnd READ getAlarmColorEnd WRITE setAlarmColorEnd)
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Q_PROPERTY(QColor normalColorStart READ getNormalColorStart WRITE setNormalColorStart)
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Q_PROPERTY(QColor normalColorEnd READ getNormalColorEnd WRITE setNormalColorEnd)
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public:
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explicit Battery(QWidget *parent = 0);
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~Battery();
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protected:
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void paintEvent(QPaintEvent *);
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void drawBorder(QPainter *painter);
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void drawBg(QPainter *painter);
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void drawHead(QPainter *painter);
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private slots:
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void updateValue();
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private:
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double minValue; //最小值
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double maxValue; //最大值
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double value; //目标电量
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double alarmValue; //电池电量警戒值
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double step; //每次移动的步长
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int borderRadius; //边框圆角角度
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int bgRadius; //背景进度圆角角度
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int headRadius; //头部圆角角度
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QColor borderColorStart; //边框渐变开始颜色
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QColor borderColorEnd; //边框渐变结束颜色
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QColor alarmColorStart; //电池低电量时的渐变开始颜色
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QColor alarmColorEnd; //电池低电量时的渐变结束颜色
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QColor normalColorStart; //电池正常电量时的渐变开始颜色
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QColor normalColorEnd; //电池正常电量时的渐变结束颜色
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bool isForward; //是否往前移
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double currentValue; //当前电量
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QRectF batteryRect; //电池主体区域
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QTimer *timer; //绘制定时器
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public:
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double getMinValue() const;
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double getMaxValue() const;
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double getValue() const;
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double getAlarmValue() const;
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double getStep() const;
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int getBorderRadius() const;
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int getBgRadius() const;
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int getHeadRadius() const;
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QColor getBorderColorStart() const;
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QColor getBorderColorEnd() const;
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QColor getAlarmColorStart() const;
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QColor getAlarmColorEnd() const;
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QColor getNormalColorStart() const;
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QColor getNormalColorEnd() const;
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QSize sizeHint() const;
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QSize minimumSizeHint() const;
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public Q_SLOTS:
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//设置范围值
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void setRange(double minValue, double maxValue);
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void setRange(int minValue, int maxValue);
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//设置最大最小值
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void setMinValue(double minValue);
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void setMaxValue(double maxValue);
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//设置电池电量值
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void setValue(double value);
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void setValue(int value);
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//设置电池电量警戒值
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void setAlarmValue(double alarmValue);
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void setAlarmValue(int alarmValue);
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//设置步长
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void setStep(double step);
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void setStep(int step);
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//设置边框圆角角度
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void setBorderRadius(int borderRadius);
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//设置背景圆角角度
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void setBgRadius(int bgRadius);
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//设置头部圆角角度
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void setHeadRadius(int headRadius);
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|
||||
//设置边框渐变颜色
|
||||
void setBorderColorStart(const QColor &borderColorStart);
|
||||
void setBorderColorEnd(const QColor &borderColorEnd);
|
||||
|
||||
//设置电池电量报警时的渐变颜色
|
||||
void setAlarmColorStart(const QColor &alarmColorStart);
|
||||
void setAlarmColorEnd(const QColor &alarmColorEnd);
|
||||
|
||||
//设置电池电量正常时的渐变颜色
|
||||
void setNormalColorStart(const QColor &normalColorStart);
|
||||
void setNormalColorEnd(const QColor &normalColorEnd);
|
||||
|
||||
Q_SIGNALS:
|
||||
void valueChanged(double value);
|
||||
};
|
||||
|
||||
#endif // BATTERY_H
|
||||
|
|
@ -0,0 +1,23 @@
|
|||
#-------------------------------------------------
|
||||
#
|
||||
# Project created by QtCreator 2017-02-08T09:46:02
|
||||
#
|
||||
#-------------------------------------------------
|
||||
|
||||
QT += core gui
|
||||
|
||||
greaterThan(QT_MAJOR_VERSION, 4): QT += widgets
|
||||
|
||||
TARGET = battery
|
||||
TEMPLATE = app
|
||||
DESTDIR = $$PWD/../bin
|
||||
CONFIG += warn_off
|
||||
|
||||
SOURCES += main.cpp
|
||||
SOURCES += frmbattery.cpp
|
||||
SOURCES += battery.cpp
|
||||
|
||||
HEADERS += frmbattery.h
|
||||
HEADERS += battery.h
|
||||
|
||||
FORMS += frmbattery.ui
|
||||
|
|
@ -0,0 +1,21 @@
|
|||
#pragma execution_character_set("utf-8")
|
||||
|
||||
#include "frmbattery.h"
|
||||
#include "ui_frmbattery.h"
|
||||
|
||||
frmBattery::frmBattery(QWidget *parent) : QWidget(parent), ui(new Ui::frmBattery)
|
||||
{
|
||||
ui->setupUi(this);
|
||||
this->initForm();
|
||||
}
|
||||
|
||||
frmBattery::~frmBattery()
|
||||
{
|
||||
delete ui;
|
||||
}
|
||||
|
||||
void frmBattery::initForm()
|
||||
{
|
||||
connect(ui->horizontalSlider, SIGNAL(valueChanged(int)), ui->battery, SLOT(setValue(int)));
|
||||
ui->horizontalSlider->setValue(30);
|
||||
}
|
||||
|
|
@ -0,0 +1,26 @@
|
|||
#ifndef FRMBATTERY_H
|
||||
#define FRMBATTERY_H
|
||||
|
||||
#include <QWidget>
|
||||
|
||||
namespace Ui
|
||||
{
|
||||
class frmBattery;
|
||||
}
|
||||
|
||||
class frmBattery : public QWidget
|
||||
{
|
||||
Q_OBJECT
|
||||
|
||||
public:
|
||||
explicit frmBattery(QWidget *parent = 0);
|
||||
~frmBattery();
|
||||
|
||||
private:
|
||||
Ui::frmBattery *ui;
|
||||
|
||||
private slots:
|
||||
void initForm();
|
||||
};
|
||||
|
||||
#endif // FRMBATTERY_H
|
||||
|
|
@ -0,0 +1,56 @@
|
|||
<?xml version="1.0" encoding="UTF-8"?>
|
||||
<ui version="4.0">
|
||||
<class>frmBattery</class>
|
||||
<widget class="QWidget" name="frmBattery">
|
||||
<property name="geometry">
|
||||
<rect>
|
||||
<x>0</x>
|
||||
<y>0</y>
|
||||
<width>500</width>
|
||||
<height>300</height>
|
||||
</rect>
|
||||
</property>
|
||||
<property name="windowTitle">
|
||||
<string>Form</string>
|
||||
</property>
|
||||
<widget class="Battery" name="battery" native="true">
|
||||
<property name="geometry">
|
||||
<rect>
|
||||
<x>9</x>
|
||||
<y>9</y>
|
||||
<width>482</width>
|
||||
<height>257</height>
|
||||
</rect>
|
||||
</property>
|
||||
</widget>
|
||||
<widget class="QSlider" name="horizontalSlider">
|
||||
<property name="geometry">
|
||||
<rect>
|
||||
<x>9</x>
|
||||
<y>272</y>
|
||||
<width>481</width>
|
||||
<height>19</height>
|
||||
</rect>
|
||||
</property>
|
||||
<property name="maximum">
|
||||
<number>100</number>
|
||||
</property>
|
||||
<property name="orientation">
|
||||
<enum>Qt::Horizontal</enum>
|
||||
</property>
|
||||
<property name="invertedControls">
|
||||
<bool>false</bool>
|
||||
</property>
|
||||
</widget>
|
||||
</widget>
|
||||
<customwidgets>
|
||||
<customwidget>
|
||||
<class>Battery</class>
|
||||
<extends>QWidget</extends>
|
||||
<header>battery.h</header>
|
||||
<container>1</container>
|
||||
</customwidget>
|
||||
</customwidgets>
|
||||
<resources/>
|
||||
<connections/>
|
||||
</ui>
|
||||
|
|
@ -0,0 +1,31 @@
|
|||
#pragma execution_character_set("utf-8")
|
||||
|
||||
#include "frmbattery.h"
|
||||
#include <QApplication>
|
||||
#include <QTextCodec>
|
||||
|
||||
int main(int argc, char *argv[])
|
||||
{
|
||||
QApplication a(argc, argv);
|
||||
a.setFont(QFont("Microsoft Yahei", 9));
|
||||
|
||||
#if (QT_VERSION <= QT_VERSION_CHECK(5,0,0))
|
||||
#if _MSC_VER
|
||||
QTextCodec *codec = QTextCodec::codecForName("gbk");
|
||||
#else
|
||||
QTextCodec *codec = QTextCodec::codecForName("utf-8");
|
||||
#endif
|
||||
QTextCodec::setCodecForLocale(codec);
|
||||
QTextCodec::setCodecForCStrings(codec);
|
||||
QTextCodec::setCodecForTr(codec);
|
||||
#else
|
||||
QTextCodec *codec = QTextCodec::codecForName("utf-8");
|
||||
QTextCodec::setCodecForLocale(codec);
|
||||
#endif
|
||||
|
||||
frmBattery w;
|
||||
w.setWindowTitle("电池电量控件");
|
||||
w.show();
|
||||
|
||||
return a.exec();
|
||||
}
|
||||
Loading…
Reference in New Issue