X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=src%2Fsmallruler.cpp;h=fdd6fd9fcf08e330c9bbe2f58d5aa31f871cfde7;hb=be49eff2cfda1c06986766213e4c389b948365a9;hp=4516d1d5b6a1c546055ac1009a646f27b81400b0;hpb=7bb1e735f13ceb5f6e71fd45470b7ded49453f76;p=kdenlive diff --git a/src/smallruler.cpp b/src/smallruler.cpp index 4516d1d5..fdd6fd9f 100644 --- a/src/smallruler.cpp +++ b/src/smallruler.cpp @@ -23,122 +23,129 @@ #include -#define LITTLE_MARK_X2 8 -#define LITTLE_MARK_X1 5 -#define MIDDLE_MARK_X1 3 -#define MIDDLE_MARK_X2 8 - -#define LABEL_SIZE 8 - #include "smallruler.h" SmallRuler::SmallRuler(QWidget *parent) - : KRuler(parent) { - setShowPointer(true); - setShowBigMarks(false); - setShowTinyMarks(false); - slotNewOffset(0); - setRulerMetricStyle(KRuler::Custom); - setLengthFixed(true); + : QWidget(parent), m_scale(1), m_maxval(25) { + m_zoneStart = 10; + m_zoneEnd = 60; } -void SmallRuler::setPixelPerMark(double rate) { - kDebug() << " RULER SET RATE: " << rate; - if (rate > 0.5) { - setLittleMarkDistance(25); - setMediumMarkDistance(5 * 25); - } else if (rate > 0.09) { - setLittleMarkDistance(5 * 25); - setMediumMarkDistance(30 * 25); +void SmallRuler::adjustScale(int maximum) { + m_maxval = maximum; + m_scale = (double) width() / (double) maximum; + if (m_scale == 0) m_scale = 1; + + if (m_scale > 0.5) { + m_small = 25; + m_medium = 5 * 25; + } else if (m_scale > 0.09) { + m_small = 5 * 25; + m_medium = 30 * 25; } else { - setLittleMarkDistance(30 * 25); - setMediumMarkDistance(60 * 25); + m_small = 30 * 25; + m_medium = 60 * 25; + } + m_cursorPosition = m_cursorFramePosition * m_scale; + update(); +} + +void SmallRuler::setZone(int start, int end) { + if (start != -1) { + if (end != -1 && start >= end) { + m_zoneEnd = qMin(m_maxval, end + (start - m_zoneStart)); + m_zoneStart = start; + } else if (end == -1 && start >= m_zoneEnd) { + m_zoneEnd = qMin(m_maxval, m_zoneEnd + (start - m_zoneStart)); + m_zoneStart = start; + } else m_zoneStart = start; + } + if (end != -1) { + if (start != -1 && end <= start) { + m_zoneStart = qMax(0, start - (m_zoneEnd - end)); + m_zoneEnd = end; + } else if (start == -1 && end <= m_zoneStart) { + m_zoneStart = qMax(0, m_zoneStart - (m_zoneEnd - end)); + m_zoneEnd = end; + } else m_zoneEnd = end; } + update(); +} - KRuler::setPixelPerMark(rate); +QPoint SmallRuler::zone() { + return QPoint(m_zoneStart, m_zoneEnd); } // virtual void SmallRuler::mousePressEvent(QMouseEvent * event) { - double pos = event->x() / pixelPerMark(); - emit seekRenderer((int) pos); + const int pos = event->x() / m_scale; + if (event->button() == Qt::RightButton) { + // Right button clicked, move selection zone + if (qAbs(pos - m_zoneStart) < qAbs(pos - m_zoneEnd)) m_zoneStart = pos; + else m_zoneEnd = pos; + emit zoneChanged(QPoint(m_zoneStart, m_zoneEnd)); + update(); + + } else emit seekRenderer((int) pos); } // virtual void SmallRuler::mouseMoveEvent(QMouseEvent * event) { - double pos = event->x() / pixelPerMark(); - emit seekRenderer((int) pos); + const int pos = event->x() / m_scale; + if (event->buttons() & Qt::LeftButton) emit seekRenderer((int) pos); } -void SmallRuler::slotNewValue(int _value) { - m_cursorPosition = (int)(_value ); /// pixelPerMark()); - KRuler::slotNewValue(_value * pixelPerMark()); +void SmallRuler::slotNewValue(int value) { + m_cursorFramePosition = value; + int oldPos = m_cursorPosition; + m_cursorPosition = value * m_scale; + if (oldPos == m_cursorPosition) return; + const int offset = 6; + const int x = qMin(oldPos, m_cursorPosition); + const int w = qAbs(oldPos - m_cursorPosition); + update(x - offset, 9, w + 2 * offset, 6); +} + +//virtual +void SmallRuler::resizeEvent(QResizeEvent *) { + adjustScale(m_maxval); } // virtual void SmallRuler::paintEvent(QPaintEvent *e) { - // debug ("KRuler::drawContents, %s",(horizontal==dir)?"horizontal":"vertical"); - - QStylePainter p(this); - p.fillRect(e->rect(), QBrush(QColor(Qt::white))); + QPainter p(this); + QRect r = e->rect(); + p.setClipRect(r); - int value = this->value(), - minval = minimum(), - maxval; - maxval = maximum() - + offset() - endOffset(); + double f, fend; + p.setPen(palette().dark().color()); - //ioffsetval = value-offset; - // pixelpm = (int)ppm; - // left = clip.left(), - // right = clip.right(); - double f, fend, - offsetmin = (double)(minval - offset()), - offsetmax = (double)(maxval - offset()), - fontOffset = (((double)minval) > offsetmin) ? (double)minval : offsetmin; + const int zoneStart = (int)(m_zoneStart * m_scale); + const int zoneEnd = (int)(m_zoneEnd * m_scale); - // draw labels - QFont font = p.font(); - font.setPointSize(LABEL_SIZE); - p.setFont(font); + p.fillRect(QRect(zoneStart, height() / 2, zoneEnd - zoneStart, height() / 2), QBrush(QColor(133, 255, 143))); - if (showLittleMarks()) { + if (r.top() < 9) { // draw the little marks - fend = pixelPerMark() * littleMarkDistance(); - if (fend > 2) for (f = offsetmin; f < offsetmax; f += fend) { - p.drawLine((int)f, LITTLE_MARK_X1, (int)f, LITTLE_MARK_X2); + fend = m_scale * m_small; + if (fend > 2) for (f = 0; f < width(); f += fend) { + p.drawLine((int)f, 1, (int)f, 3); } - } - if (showMediumMarks()) { + // draw medium marks - fend = pixelPerMark() * mediumMarkDistance(); - if (fend > 2) for (f = offsetmin; f < offsetmax; f += fend) { - p.drawLine((int)f, MIDDLE_MARK_X1, (int)f, MIDDLE_MARK_X2); + fend = m_scale * m_medium; + if (fend > 2) for (f = 0; f < width(); f += fend) { + p.drawLine((int)f, 1, (int)f, 5); } } - /* if (d->showem) { - // draw end marks - if (d->dir == Qt::Horizontal) { - p.drawLine(minval-d->offset, END_MARK_X1, minval-d->offset, END_MARK_X2); - p.drawLine(maxval-d->offset, END_MARK_X1, maxval-d->offset, END_MARK_X2); - } - else { - p.drawLine(END_MARK_X1, minval-d->offset, END_MARK_X2, minval-d->offset); - p.drawLine(END_MARK_X1, maxval-d->offset, END_MARK_X2, maxval-d->offset); - } - }*/ - // draw pointer - if (showPointer()) { - QPolygon pa(3); - pa.setPoints(3, value - 6, 0, value + 6, 0, value/*+0*/, 8); - p.setBrush(QBrush(Qt::yellow)); - p.drawPolygon(pa); - } - + QPolygon pa(3); + pa.setPoints(3, m_cursorPosition - 5, 14, m_cursorPosition + 5, 14, m_cursorPosition/*+0*/, 9); + p.setBrush(palette().dark().color()); + p.drawPolygon(pa); } #include "smallruler.moc"