77 lines
2.6 KiB
C++
77 lines
2.6 KiB
C++
#include "eleborder.h"
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#include <QJsonObject>
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#include <QPainter>
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#include <QPainterPath>
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#include <QTimerEvent>
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EleBorder::EleBorder(QString path, QString eff, int speed, QWidget *parent) : QWidget{parent}, speed(speed) {
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img.load(path);
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if(eff.startsWith("ro")) this->eff = 'r';
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else if(eff.startsWith("bl")) this->eff = 'b';
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}
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void EleBorder::paintEvent(QPaintEvent *) {
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if(eff=='b' && off > 0) return;
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if(timerId==0) {
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if(eff=='r') timerId = startTimer(speed==1 ? 66 : (speed==2 ? 33 : 16), Qt::PreciseTimer);
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else if(eff=='b') timerId = startTimer(speed==1 ? 500 : (speed==2 ? 250 : 66));
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}
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int bdWidth = img.height();
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int halfBdWidth = (bdWidth+1)/2;
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QBrush brush(img);
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QTransform transTop = QTransform::fromTranslate(halfBdWidth+off, 0);
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QTransform transRight = QTransform::fromTranslate(width() - bdWidth, halfBdWidth*3-width()+off);
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transRight.rotate(90);
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QTransform transBottom = QTransform::fromTranslate(halfBdWidth*3-height()-off, height() - bdWidth);
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transBottom.rotate(180);
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QTransform transLeft = QTransform::fromTranslate(0, halfBdWidth-off);
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transLeft.rotate(270);
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QPainter painter(this);
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brush.setTransform(transTop);
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QPainterPath path(QPointF(0, 0));
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path.lineTo(width(), 0);
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path.lineTo(width() - bdWidth, bdWidth);
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path.lineTo(bdWidth, bdWidth);
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path.closeSubpath();
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painter.fillPath(path, brush);
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brush.setTransform(transRight);
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path = QPainterPath(QPointF(width(), 0));
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path.lineTo(width(), height());
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path.lineTo(width() - bdWidth, height() - bdWidth);
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path.lineTo(width() - bdWidth, bdWidth);
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path.closeSubpath();
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painter.fillPath(path, brush);
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brush.setTransform(transBottom);
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path = QPainterPath(QPointF(width(), height()));
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path.lineTo(0, height());
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path.lineTo(bdWidth, height() - bdWidth);
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path.lineTo(width() - bdWidth, height() - bdWidth);
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path.closeSubpath();
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painter.fillPath(path, brush);
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brush.setTransform(transLeft);
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path = QPainterPath(QPointF(0, height()));
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path.lineTo(0, 0);
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path.lineTo(bdWidth, bdWidth);
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path.lineTo(bdWidth, height() - bdWidth);
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path.closeSubpath();
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painter.fillPath(path, brush);
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}
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void EleBorder::timerEvent(QTimerEvent *) {
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if(isVisible()) {
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if(eff=='r') {
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if(off >= img.width() - 1) off = 0;
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else off++;
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} else off = off==0 ? 1 : 0;
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update();
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} else if(timerId!=0) {
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killTimer(timerId);
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timerId = 0;
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}
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}
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