From e40fc849149dd97c248866a4a1d026dda5e57b62 Mon Sep 17 00:00:00 2001 From: Robert Jonsson Date: Mon, 7 Mar 2011 19:01:11 +0000 Subject: clean3 --- attic/muse_qt4_evolution/awl/posedit.cpp | 441 +++++++++++++++++++++++++++++++ 1 file changed, 441 insertions(+) create mode 100644 attic/muse_qt4_evolution/awl/posedit.cpp (limited to 'attic/muse_qt4_evolution/awl/posedit.cpp') diff --git a/attic/muse_qt4_evolution/awl/posedit.cpp b/attic/muse_qt4_evolution/awl/posedit.cpp new file mode 100644 index 00000000..4f8b19b2 --- /dev/null +++ b/attic/muse_qt4_evolution/awl/posedit.cpp @@ -0,0 +1,441 @@ +//============================================================================= +// Awl +// Audio Widget Library +// $Id:$ +// +// Copyright (C) 2002-2006 by Werner Schweer and others +// +// This program is free software; you can redistribute it and/or modify +// it under the terms of the GNU General Public License version 2. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program; if not, write to the Free Software +// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. +//============================================================================= + +#include "al/al.h" +#include "awl.h" +#include "posedit.h" +#include "al/sig.h" + +namespace Awl { + + using AL::mtcType; + using AL::sigmap; + +//--------------------------------------------------------- +// PosEdit +//--------------------------------------------------------- + +PosEdit::PosEdit(QWidget* parent) + : QAbstractSpinBox(parent) + { + initialized = false; + setReadOnly(false); + setSmpte(false); + } + +void* PosEdit::operator new(size_t n) + { + void* p = new char[n]; + memset(p, 0, n); + return p; + } + +PosEdit::~PosEdit() + { + } + +QSize PosEdit::sizeHint() const + { + QFontMetrics fm(font()); + int fw = style()->pixelMetric(QStyle::PM_SpinBoxFrameWidth); + int h = fm.height() + fw * 2; + int w = fw * 4 + 10; // HACK: 10 = spinbox up/down arrows + if (_smpte) + w += 2 + fm.width('9') * 9 + fm.width(':') * 3 + fw * 4; + else + w += 2 + fm.width('9') * 9 + fm.width('.') * 2 + fw * 4; + return QSize(w, h).expandedTo(QApplication::globalStrut()); + } + +//--------------------------------------------------------- +// event +// filter Tab and Backtab key events +//--------------------------------------------------------- + +bool PosEdit::event(QEvent* event) + { + if (event->type() == QEvent::KeyPress) { + QKeyEvent* ke = static_cast(event); + int segment = curSegment(); + if (ke->key() == Qt::Key_Backtab) { + if (_smpte) { + if (segment == 3) { + lineEdit()->setSelection(7, 2); + return true; + } + else if (segment == 2) { + lineEdit()->setSelection(4, 2); + return true; + } + else if (segment == 1) { + lineEdit()->setSelection(0, 3); + return true; + } + } + else { + if (segment == 2) { + lineEdit()->setSelection(5, 2); + return true; + } + if (segment == 1) { + lineEdit()->setSelection(0, 4); + return true; + } + } + } + if (ke->key() == Qt::Key_Tab) { + if (_smpte) { + if (segment == 0) { + lineEdit()->setSelection(4, 2); + return true; + } + else if (segment == 1) { + lineEdit()->setSelection(7, 2); + return true; + } + else if (segment == 2) { + lineEdit()->setSelection(10, 2); + return true; + } + } + else { + if (segment == 0) { + lineEdit()->setSelection(5, 2); + return true; + } + if (segment == 1) { + lineEdit()->setSelection(8, 3); + return true; + } + } + } + } + else if (event->type() == QEvent::FocusIn) { + QFocusEvent* fe = static_cast(event); + QAbstractSpinBox::focusInEvent(fe); + int segment = curSegment(); + switch(segment) { + case 0: lineEdit()->setSelection(0,4); break; + case 1: lineEdit()->setSelection(5,2); break; + case 2: lineEdit()->setSelection(8,3); break; + } + return true; + } + return QAbstractSpinBox::event(event); + } + +//--------------------------------------------------------- +// setSmpte +//--------------------------------------------------------- + +void PosEdit::setSmpte(bool f) + { + _smpte = f; + if (_smpte) + lineEdit()->setInputMask("999:99:99:99"); + else + lineEdit()->setInputMask("9999.99.999"); + updateValue(); + } + +//--------------------------------------------------------- +// setValue +//--------------------------------------------------------- + +void PosEdit::setValue(const Pos& time) + { + _pos = time; + updateValue(); + } + +void PosEdit::setValue(const QString& s) + { + Pos time(s); + setValue(time); + } + +void PosEdit::setValue(int t) + { + Pos time(t); + setValue(time); + } + +//--------------------------------------------------------- +// updateValue +//--------------------------------------------------------- + +void PosEdit::updateValue() + { + char buffer[64]; + if (_smpte) { + int minute, sec, frame, subframe; + _pos.msf(&minute, &sec, &frame, &subframe); + sprintf(buffer, "%03d:%02d:%02d:%02d", minute, sec, frame, subframe); + } + else { + int bar, beat; + int tick; + _pos.mbt(&bar, &beat, &tick); + sprintf(buffer, "%04d.%02d.%03d", bar+1, beat+1, tick); + } + lineEdit()->setText(buffer); + } + +//--------------------------------------------------------- +// stepEnables +//--------------------------------------------------------- + +QAbstractSpinBox::StepEnabled PosEdit::stepEnabled() const + { + int segment = curSegment(); + QAbstractSpinBox::StepEnabled en = QAbstractSpinBox::StepUpEnabled | QAbstractSpinBox::StepDownEnabled; + + if (_smpte) { + int minute, sec, frame, subframe; + _pos.msf(&minute, &sec, &frame, &subframe); + switch(segment) { + case 0: + if (minute == 0) + en &= ~QAbstractSpinBox::StepDownEnabled; + break; + case 1: + if (sec == 0) + en &= ~QAbstractSpinBox::StepDownEnabled; + else if (sec == 59) + en &= ~QAbstractSpinBox::StepUpEnabled; + break; + case 2: + if (frame == 0) + en &= ~QAbstractSpinBox::StepDownEnabled; + else if (frame == 23) + en &= ~QAbstractSpinBox::StepUpEnabled; + break; + case 3: + if (subframe == 0) + en &= ~QAbstractSpinBox::StepDownEnabled; + else if (subframe == 99) + en &= ~QAbstractSpinBox::StepUpEnabled; + break; + } + } + else { + int bar, beat; + unsigned tick; + AL::sigmap.tickValues(_pos.tick(), &bar, &beat, &tick); + unsigned tb = AL::sigmap.ticksBeat(_pos.tick()); + unsigned tm = AL::sigmap.ticksMeasure(_pos.tick()); + int bm = tm / tb; + + switch (segment) { + case 0: + if (bar == 0) + en &= ~QAbstractSpinBox::StepDownEnabled; + break; + case 1: + if (beat == 0) + en &= ~QAbstractSpinBox::StepDownEnabled; + else { + if (beat >= (bm-1)) + en &= ~QAbstractSpinBox::StepUpEnabled; + } + break; + case 2: + if (tick == 0) + en &= ~QAbstractSpinBox::StepDownEnabled; + else { + if (tick >= (tb-1)) + en &= ~QAbstractSpinBox::StepUpEnabled; + } + break; + } + } + return en; + } + +//--------------------------------------------------------- +// fixup +//--------------------------------------------------------- + +void PosEdit::fixup(QString& input) const + { + printf("fixup <%s>\n", input.toLatin1().data()); + } + +//--------------------------------------------------------- +// validate +//--------------------------------------------------------- + +QValidator::State PosEdit::validate(QString&,int&) const + { + // TODO +// printf("validate\n"); + return QValidator::Acceptable; + } + +//--------------------------------------------------------- +// curSegment +//--------------------------------------------------------- + +int PosEdit::curSegment() const + { + QLineEdit* le = lineEdit(); + int pos = le->cursorPosition(); + int segment = -1; + + if (_smpte) { + if (pos >= 0 && pos <= 3) + segment = 0; + else if (pos >= 4 && pos <= 6) + segment = 1; + else if (pos >= 7 && pos <= 9) + segment = 2; + else if (pos >= 10) + segment = 3; + } + else { + if (pos >= 0 && pos <= 4) + segment = 0; + else if (pos >= 5 && pos <= 7) + segment = 1; + else if (pos >= 8) + segment = 2; + else + printf("curSegment = -1, pos %d\n", pos); + } + return segment; + } + +//--------------------------------------------------------- +// stepBy +//--------------------------------------------------------- + +void PosEdit::stepBy(int steps) + { + int segment = curSegment(); + int selPos; + int selLen; + + bool changed = false; + + if (_smpte) { + int minute, sec, frame, subframe; + _pos.msf(&minute, &sec, &frame, &subframe); + switch(segment) { + case 0: + minute += steps; + if (minute < 0) + minute = 0; + selPos = 0; + selLen = 3; + break; + case 1: + sec += steps; + if (sec < 0) + sec = 0; + if (sec > 59) + sec = 59; + selPos = 4; + selLen = 2; + break; + case 2: + frame += steps; + if (frame < 0) + frame = 0; + if (frame > 24) //TD frame type? + frame = 24; + selPos = 7; + selLen = 2; + break; + case 3: + subframe += steps; + if (subframe < 0) + subframe = 0; + if (subframe > 99) + subframe = 99; + selPos = 10; + selLen = 2; + break; + default: + return; + } + Pos newPos(minute, sec, frame, subframe); + if (!(newPos == _pos)) { + changed = true; + _pos = newPos; + } + } + else { + int bar, beat, tick; + _pos.mbt(&bar, &beat, &tick); + + int tb = AL::sigmap.ticksBeat(_pos.tick()); + unsigned tm = AL::sigmap.ticksMeasure(_pos.tick()); + int bm = tm / tb; + + switch(segment) { + case 0: + bar += steps; + if (bar < 0) + bar = 0; + selPos = 0; + selLen = 4; + break; + case 1: + beat += steps; + if (beat < 0) + beat = 0; + else if (beat >= bm) + beat = bm - 1; + selPos = 5; + selLen = 2; + break; + case 2: + tick += steps; + if (tick < 0) + tick = 0; + else if (tick >= tb) + tick = tb -1; + selPos = 8; + selLen = 3; + break; + default: + return; + } + Pos newPos(bar, beat, tick); + if (!(newPos == _pos)) { + changed = true; + _pos = newPos; + } + } + if (changed) { + updateValue(); + emit valueChanged(_pos); + } + lineEdit()->setSelection(selPos, selLen); + } + + void PosEdit::paintEvent(QPaintEvent* event) { + if (!initialized) + updateValue(); + initialized = true; + QAbstractSpinBox::paintEvent(event); + } +} + -- cgit v1.2.3