Mercurial > hg > svgui
view view/ViewManager.cpp @ 647:87fe9e05e076 tonioni
getFeatureDescription now supports larger notes
author | gyorgyf |
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date | Sat, 15 Jun 2013 17:43:04 +0100 |
parents | c8f45afb83d5 |
children | 1a0fdad4af4d |
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/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */ /* Sonic Visualiser An audio file viewer and annotation editor. Centre for Digital Music, Queen Mary, University of London. This file copyright 2006 Chris Cannam and QMUL. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. See the file COPYING included with this distribution for more information. */ #include "ViewManager.h" #include "base/AudioPlaySource.h" #include "base/RealTime.h" #include "data/model/Model.h" #include "widgets/CommandHistory.h" #include "View.h" #include "Overview.h" #include <QSettings> #include <QApplication> #include <iostream> //#define DEBUG_VIEW_MANAGER 1 ViewManager::ViewManager() : m_playSource(0), m_globalCentreFrame(0), m_globalZoom(1024), m_playbackFrame(0), m_playbackModel(0), m_mainModelSampleRate(0), m_lastLeft(0), m_lastRight(0), m_inProgressExclusive(true), m_toolMode(NavigateMode), m_playLoopMode(false), m_playSelectionMode(false), m_playSoloMode(false), m_alignMode(false), m_overlayMode(MinimalOverlays), m_zoomWheelsEnabled(true), m_showCentreLine(true), m_illuminateLocalFeatures(true), m_showWorkTitle(false), m_lightPalette(QApplication::palette()), m_darkPalette(QApplication::palette()) { QSettings settings; settings.beginGroup("MainWindow"); m_overlayMode = OverlayMode (settings.value("overlay-mode", int(m_overlayMode)).toInt()); if (m_overlayMode != NoOverlays && m_overlayMode != MinimalOverlays && m_overlayMode != AllOverlays) { m_overlayMode = MinimalOverlays; } m_zoomWheelsEnabled = settings.value("zoom-wheels-enabled", m_zoomWheelsEnabled).toBool(); m_showCentreLine = settings.value("show-centre-line", m_showCentreLine).toBool(); settings.endGroup(); if (getGlobalDarkBackground()) { /* std::cerr << "dark palette:" << std::endl; std::cerr << "window = " << QApplication::palette().color(QPalette::Window).name() << std::endl; std::cerr << "windowtext = " << QApplication::palette().color(QPalette::WindowText).name() << std::endl; std::cerr << "base = " << QApplication::palette().color(QPalette::Base).name() << std::endl; std::cerr << "alternatebase = " << QApplication::palette().color(QPalette::AlternateBase).name() << std::endl; std::cerr << "text = " << QApplication::palette().color(QPalette::Text).name() << std::endl; std::cerr << "button = " << QApplication::palette().color(QPalette::Button).name() << std::endl; std::cerr << "buttontext = " << QApplication::palette().color(QPalette::ButtonText).name() << std::endl; std::cerr << "brighttext = " << QApplication::palette().color(QPalette::BrightText).name() << std::endl; std::cerr << "light = " << QApplication::palette().color(QPalette::Light).name() << std::endl; std::cerr << "dark = " << QApplication::palette().color(QPalette::Dark).name() << std::endl; std::cerr << "mid = " << QApplication::palette().color(QPalette::Mid).name() << std::endl; */ m_lightPalette = QPalette(QColor("#000000"), // WindowText QColor("#dddfe4"), // Button QColor("#ffffff"), // Light QColor("#555555"), // Dark QColor("#c7c7c7"), // Mid QColor("#000000"), // Text QColor("#ffffff"), // BrightText QColor("#ffffff"), // Base QColor("#efefef")); // Window } else { /* std::cerr << "light palette:" << std::endl; std::cerr << "window = " << QApplication::palette().color(QPalette::Window).name() << std::endl; std::cerr << "windowtext = " << QApplication::palette().color(QPalette::WindowText).name() << std::endl; std::cerr << "base = " << QApplication::palette().color(QPalette::Base).name() << std::endl; std::cerr << "alternatebase = " << QApplication::palette().color(QPalette::AlternateBase).name() << std::endl; std::cerr << "text = " << QApplication::palette().color(QPalette::Text).name() << std::endl; std::cerr << "button = " << QApplication::palette().color(QPalette::Button).name() << std::endl; std::cerr << "buttontext = " << QApplication::palette().color(QPalette::ButtonText).name() << std::endl; std::cerr << "brighttext = " << QApplication::palette().color(QPalette::BrightText).name() << std::endl; std::cerr << "light = " << QApplication::palette().color(QPalette::Light).name() << std::endl; std::cerr << "dark = " << QApplication::palette().color(QPalette::Dark).name() << std::endl; std::cerr << "mid = " << QApplication::palette().color(QPalette::Mid).name() << std::endl; */ m_darkPalette = QPalette(QColor("#ffffff"), // WindowText QColor("#3e3e3e"), // Button QColor("#808080"), // Light QColor("#1e1e1e"), // Dark QColor("#404040"), // Mid QColor("#ffffff"), // Text QColor("#ffffff"), // BrightText QColor("#000000"), // Base QColor("#202020")); // Window } } ViewManager::~ViewManager() { } unsigned long ViewManager::getGlobalCentreFrame() const { #ifdef DEBUG_VIEW_MANAGER std::cout << "ViewManager::getGlobalCentreFrame: returning " << m_globalCentreFrame << std::endl; #endif return m_globalCentreFrame; } void ViewManager::setGlobalCentreFrame(unsigned long f) { #ifdef DEBUG_VIEW_MANAGER std::cout << "ViewManager::setGlobalCentreFrame to " << f << std::endl; #endif m_globalCentreFrame = f; emit globalCentreFrameChanged(f); } unsigned long ViewManager::getGlobalZoom() const { #ifdef DEBUG_VIEW_MANAGER std::cout << "ViewManager::getGlobalZoom: returning " << m_globalZoom << std::endl; #endif return m_globalZoom; } unsigned long ViewManager::getPlaybackFrame() const { if (m_playSource && m_playSource->isPlaying()) { m_playbackFrame = m_playSource->getCurrentPlayingFrame(); } return m_playbackFrame; } void ViewManager::setPlaybackFrame(unsigned long f) { if (m_playbackFrame != f) { m_playbackFrame = f; emit playbackFrameChanged(f); if (m_playSource && m_playSource->isPlaying()) { m_playSource->play(f); } } } Model * ViewManager::getPlaybackModel() const { return m_playbackModel; } void ViewManager::setPlaybackModel(Model *model) { m_playbackModel = model; } size_t ViewManager::alignPlaybackFrameToReference(size_t frame) const { if (!m_playbackModel) return frame; else return m_playbackModel->alignToReference(frame); } size_t ViewManager::alignReferenceToPlaybackFrame(size_t frame) const { if (!m_playbackModel) return frame; else return m_playbackModel->alignFromReference(frame); } bool ViewManager::haveInProgressSelection() const { return !m_inProgressSelection.isEmpty(); } const Selection & ViewManager::getInProgressSelection(bool &exclusive) const { exclusive = m_inProgressExclusive; return m_inProgressSelection; } void ViewManager::setInProgressSelection(const Selection &selection, bool exclusive) { m_inProgressExclusive = exclusive; m_inProgressSelection = selection; if (exclusive) clearSelections(); emit inProgressSelectionChanged(); } void ViewManager::clearInProgressSelection() { m_inProgressSelection = Selection(); emit inProgressSelectionChanged(); } const MultiSelection & ViewManager::getSelection() const { return m_selections; } const MultiSelection::SelectionList & ViewManager::getSelections() const { return m_selections.getSelections(); } void ViewManager::setSelection(const Selection &selection) { MultiSelection ms(m_selections); ms.setSelection(selection); setSelections(ms); } void ViewManager::addSelection(const Selection &selection) { MultiSelection ms(m_selections); ms.addSelection(selection); setSelections(ms); } void ViewManager::removeSelection(const Selection &selection) { MultiSelection ms(m_selections); ms.removeSelection(selection); setSelections(ms); } void ViewManager::clearSelections() { MultiSelection ms(m_selections); ms.clearSelections(); setSelections(ms); } void ViewManager::setSelections(const MultiSelection &ms) { if (m_selections.getSelections() == ms.getSelections()) return; SetSelectionCommand *command = new SetSelectionCommand(this, ms); CommandHistory::getInstance()->addCommand(command); } size_t ViewManager::constrainFrameToSelection(size_t frame) const { MultiSelection::SelectionList sl = getSelections(); if (sl.empty()) return frame; for (MultiSelection::SelectionList::const_iterator i = sl.begin(); i != sl.end(); ++i) { if (frame < i->getEndFrame()) { if (frame < i->getStartFrame()) { return i->getStartFrame(); } else { return frame; } } } return sl.begin()->getStartFrame(); } void ViewManager::signalSelectionChange() { emit selectionChanged(); } ViewManager::SetSelectionCommand::SetSelectionCommand(ViewManager *vm, const MultiSelection &ms) : m_vm(vm), m_oldSelection(vm->m_selections), m_newSelection(ms) { } ViewManager::SetSelectionCommand::~SetSelectionCommand() { } void ViewManager::SetSelectionCommand::execute() { m_vm->m_selections = m_newSelection; m_vm->signalSelectionChange(); } void ViewManager::SetSelectionCommand::unexecute() { m_vm->m_selections = m_oldSelection; m_vm->signalSelectionChange(); } QString ViewManager::SetSelectionCommand::getName() const { if (m_newSelection.getSelections().empty()) return tr("Clear Selection"); if (m_newSelection.getSelections().size() > 1) return tr("Select Multiple Regions"); else return tr("Select Region"); } Selection ViewManager::getContainingSelection(size_t frame, bool defaultToFollowing) const { return m_selections.getContainingSelection(frame, defaultToFollowing); } void ViewManager::setToolMode(ToolMode mode) { m_toolMode = mode; emit toolModeChanged(); switch (mode) { case NavigateMode: emit activity(tr("Enter Navigate mode")); break; case SelectMode: emit activity(tr("Enter Select mode")); break; case EditMode: emit activity(tr("Enter Edit mode")); break; case DrawMode: emit activity(tr("Enter Draw mode")); break; case EraseMode: emit activity(tr("Enter Erase mode")); break; case MeasureMode: emit activity(tr("Enter Measure mode")); break; case NoteEditMode: emit activity(tr("Enter NoteEdit mode")); break; // GF: NoteEditMode activity (I'm not yet certain why we need to emit this.) }; } void ViewManager::setPlayLoopMode(bool mode) { if (m_playLoopMode != mode) { m_playLoopMode = mode; emit playLoopModeChanged(); emit playLoopModeChanged(mode); if (mode) emit activity(tr("Switch on Loop mode")); else emit activity(tr("Switch off Loop mode")); } } void ViewManager::setPlaySelectionMode(bool mode) { if (m_playSelectionMode != mode) { m_playSelectionMode = mode; emit playSelectionModeChanged(); emit playSelectionModeChanged(mode); if (mode) emit activity(tr("Switch on Play Selection mode")); else emit activity(tr("Switch off Play Selection mode")); } } void ViewManager::setPlaySoloMode(bool mode) { if (m_playSoloMode != mode) { m_playSoloMode = mode; emit playSoloModeChanged(); emit playSoloModeChanged(mode); if (mode) emit activity(tr("Switch on Play Solo mode")); else emit activity(tr("Switch off Play Solo mode")); } } void ViewManager::setAlignMode(bool mode) { if (m_alignMode != mode) { m_alignMode = mode; emit alignModeChanged(); emit alignModeChanged(mode); if (mode) emit activity(tr("Switch on Alignment mode")); else emit activity(tr("Switch off Alignment mode")); } } size_t ViewManager::getPlaybackSampleRate() const { if (m_playSource) { return m_playSource->getSourceSampleRate(); } return 0; } size_t ViewManager::getOutputSampleRate() const { if (m_playSource) { return m_playSource->getTargetSampleRate(); } return 0; } void ViewManager::setAudioPlaySource(AudioPlaySource *source) { if (!m_playSource) { QTimer::singleShot(100, this, SLOT(checkPlayStatus())); } m_playSource = source; } void ViewManager::playStatusChanged(bool /* playing */) { checkPlayStatus(); } void ViewManager::checkPlayStatus() { if (m_playSource && m_playSource->isPlaying()) { float left = 0, right = 0; if (m_playSource->getOutputLevels(left, right)) { if (left != m_lastLeft || right != m_lastRight) { emit outputLevelsChanged(left, right); m_lastLeft = left; m_lastRight = right; } } m_playbackFrame = m_playSource->getCurrentPlayingFrame(); #ifdef DEBUG_VIEW_MANAGER std::cout << "ViewManager::checkPlayStatus: Playing, frame " << m_playbackFrame << ", levels " << m_lastLeft << "," << m_lastRight << std::endl; #endif emit playbackFrameChanged(m_playbackFrame); QTimer::singleShot(20, this, SLOT(checkPlayStatus())); } else { QTimer::singleShot(100, this, SLOT(checkPlayStatus())); if (m_lastLeft != 0.0 || m_lastRight != 0.0) { emit outputLevelsChanged(0.0, 0.0); m_lastLeft = 0.0; m_lastRight = 0.0; } #ifdef DEBUG_VIEW_MANAGER // std::cout << "ViewManager::checkPlayStatus: Not playing" << std::endl; #endif } } bool ViewManager::isPlaying() const { return m_playSource && m_playSource->isPlaying(); } void ViewManager::viewCentreFrameChanged(unsigned long f, bool locked, PlaybackFollowMode mode) { View *v = dynamic_cast<View *>(sender()); #ifdef DEBUG_VIEW_MANAGER SVDEBUG << "ViewManager::viewCentreFrameChanged(" << f << ", " << locked << ", " << mode << "), view is " << v << endl; #endif if (locked) { m_globalCentreFrame = f; emit globalCentreFrameChanged(f); } else { if (v) emit viewCentreFrameChanged(v, f); } if (!dynamic_cast<Overview *>(v) || (mode != PlaybackIgnore)) { if (m_mainModelSampleRate != 0) { emit activity(tr("Scroll to %1") .arg(RealTime::frame2RealTime (f, m_mainModelSampleRate).toText().c_str())); } } if (mode == PlaybackIgnore) { return; } seek(f); } void ViewManager::seek(unsigned long f) { #ifdef DEBUG_VIEW_MANAGER std::cout << "ViewManager::seek(" << f << ")" << std::endl; #endif if (m_playSource && m_playSource->isPlaying()) { unsigned long playFrame = m_playSource->getCurrentPlayingFrame(); unsigned long diff = std::max(f, playFrame) - std::min(f, playFrame); if (diff > 20000) { m_playbackFrame = f; m_playSource->play(f); #ifdef DEBUG_VIEW_MANAGER std::cout << "ViewManager::considerSeek: reseeking from " << playFrame << " to " << f << std::endl; #endif emit playbackFrameChanged(f); } } else { if (m_playbackFrame != f) { m_playbackFrame = f; emit playbackFrameChanged(f); } } } void ViewManager::viewZoomLevelChanged(unsigned long z, bool locked) { View *v = dynamic_cast<View *>(sender()); if (!v) { SVDEBUG << "ViewManager::viewZoomLevelChanged: WARNING: sender is not a view" << endl; return; } //!!! emit zoomLevelChanged(); if (locked) { m_globalZoom = z; } #ifdef DEBUG_VIEW_MANAGER std::cout << "ViewManager::viewZoomLevelChanged(" << v << ", " << z << ", " << locked << ")" << std::endl; #endif emit viewZoomLevelChanged(v, z, locked); if (!dynamic_cast<Overview *>(v)) { emit activity(tr("Zoom to %n sample(s) per pixel", "", z)); } } void ViewManager::setOverlayMode(OverlayMode mode) { if (m_overlayMode != mode) { m_overlayMode = mode; emit overlayModeChanged(); emit activity(tr("Change overlay level")); } QSettings settings; settings.beginGroup("MainWindow"); settings.setValue("overlay-mode", int(m_overlayMode)); settings.endGroup(); } void ViewManager::setZoomWheelsEnabled(bool enabled) { if (m_zoomWheelsEnabled != enabled) { m_zoomWheelsEnabled = enabled; emit zoomWheelsEnabledChanged(); if (enabled) emit activity("Show zoom wheels"); else emit activity("Hide zoom wheels"); } QSettings settings; settings.beginGroup("MainWindow"); settings.setValue("zoom-wheels-enabled", m_zoomWheelsEnabled); settings.endGroup(); } void ViewManager::setShowCentreLine(bool show) { if (m_showCentreLine != show) { m_showCentreLine = show; emit showCentreLineChanged(); if (show) emit activity("Show centre line"); else emit activity("Hide centre line"); } QSettings settings; settings.beginGroup("MainWindow"); settings.setValue("show-centre-line", int(m_showCentreLine)); settings.endGroup(); } void ViewManager::setGlobalDarkBackground(bool dark) { // also save the current palette, in case the user has changed it // since construction if (getGlobalDarkBackground()) { m_darkPalette = QApplication::palette(); } else { m_lightPalette = QApplication::palette(); } if (dark) { QApplication::setPalette(m_darkPalette); } else { QApplication::setPalette(m_lightPalette); } } bool ViewManager::getGlobalDarkBackground() const { bool dark = false; QColor windowBg = QApplication::palette().color(QPalette::Window); if (windowBg.red() + windowBg.green() + windowBg.blue() < 384) { dark = true; } return dark; }