changeset 245:fc542303eda2 1.2-stable

* merge from trunk (1.2 ended up being tracked from trunk, but we may want this branch for fixes later)
author Chris Cannam
date Wed, 27 Feb 2008 10:32:45 +0000
parents 35e438b612ff
children 1a7c4f0360af
files icons/invert-vertical.png icons/sv-splash.png icons/sv-splash.svg main/MainWindow.cpp main/MainWindow.h main/OSCHandler.cpp main/PreferencesDialog.cpp main/PreferencesDialog.h main/main.cpp sonic-visualiser.qrc sv.pro
diffstat 11 files changed, 507 insertions(+), 219 deletions(-) [+]
line wrap: on
line diff
Binary file icons/invert-vertical.png has changed
Binary file icons/sv-splash.png has changed
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/icons/sv-splash.svg	Wed Feb 27 10:32:45 2008 +0000
@@ -0,0 +1,101 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Created with Inkscape (http://www.inkscape.org/) -->
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://web.resource.org/cc/"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   width="640px"
+   height="480px"
+   id="svg1952"
+   sodipodi:version="0.32"
+   inkscape:version="0.44.1"
+   sodipodi:docbase="/home/studio/code/sonic-visualiser/sv/icons"
+   sodipodi:docname="sv-splash.svg"
+   inkscape:export-filename="/home/studio/code/sonic-visualiser/sv/icons/sv-splash.png"
+   inkscape:export-xdpi="90"
+   inkscape:export-ydpi="90">
+  <defs
+     id="defs1954" />
+  <sodipodi:namedview
+     id="base"
+     pagecolor="#ffffff"
+     bordercolor="#666666"
+     borderopacity="1.0"
+     inkscape:pageopacity="0.0"
+     inkscape:pageshadow="2"
+     inkscape:zoom="1"
+     inkscape:cx="320"
+     inkscape:cy="240"
+     inkscape:current-layer="layer1"
+     inkscape:document-units="px"
+     showgrid="true"
+     inkscape:window-width="1101"
+     inkscape:window-height="969"
+     inkscape:window-x="169"
+     inkscape:window-y="26" />
+  <metadata
+     id="metadata1957">
+    <rdf:RDF>
+      <cc:Work
+         rdf:about="">
+        <dc:format>image/svg+xml</dc:format>
+        <dc:type
+           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
+      </cc:Work>
+    </rdf:RDF>
+  </metadata>
+  <g
+     id="layer1"
+     inkscape:label="Layer 1"
+     inkscape:groupmode="layer">
+    <rect
+       style="fill:white;fill-opacity:1;stroke:black;stroke-width:5.70384979;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1"
+       id="rect3849"
+       width="578.29614"
+       height="316.29614"
+       x="28.851925"
+       y="57.851925" />
+    <path
+       style="fill:none;fill-rule:evenodd;stroke:#d45500;stroke-width:7.58643961px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1"
+       d="M 226.71778,185.52035 C 407.22042,185.52035 407.22042,185.52035 407.22042,185.52035"
+       id="path4036" />
+    <path
+       style="fill:none;fill-rule:evenodd;stroke:black;stroke-width:10.28721237;stroke-linecap:butt;stroke-linejoin:miter;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:1.39999998;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1"
+       d="M 228.89103,185.52402 C 255.18599,185.52402 258.59857,185.60302 258.59857,185.60302 C 270.76871,133.56701 271.36497,127.54591 274.66485,178.25451 C 279.70514,266.89367 284.18048,220.02667 290.61951,183.64501 C 302.75722,68.043355 303.99332,111.5005 306.56423,135.80647 C 316.45027,256.01216 316.0237,282.95104 321.30811,243.02856 C 325.23523,213.36022 336.92287,88.29917 339.01862,122.7736 C 353.59512,259.79486 354.02613,251.94928 358.50413,216.49781 C 373.27326,77.656444 368.76189,188.69998 377.97144,186.27485 C 404.04172,186.27485 403.59893,185.60302 403.59893,185.60302 L 407.00661,185.60302"
+       id="path3783"
+       sodipodi:nodetypes="cccccsccccc" />
+    <rect
+       style="fill:none;stroke:#d45500;stroke-width:15.17287922;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1"
+       id="rect3775"
+       width="191.29092"
+       height="187.44695"
+       x="223.48573"
+       y="91.460907" />
+    <text
+       xml:space="preserve"
+       style="font-size:32px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;text-align:start;line-height:125%;writing-mode:lr-tb;text-anchor:start;fill:black;fill-opacity:1;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1;font-family:Korataki"
+       x="59"
+       y="330"
+       id="text2049"
+       sodipodi:linespacing="125%"><tspan
+         sodipodi:role="line"
+         id="tspan2051"
+         x="59"
+         y="330">SONIC VISUALISER</tspan></text>
+    <text
+       xml:space="preserve"
+       style="font-size:14px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;text-align:start;line-height:100%;writing-mode:lr-tb;text-anchor:start;fill:black;fill-opacity:1;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1;font-family:Korataki"
+       x="84.300003"
+       y="352"
+       id="text2053"
+       sodipodi:linespacing="100%"><tspan
+         sodipodi:role="line"
+         id="tspan2055"
+         x="84.300003"
+         y="352">QUEEN MARY, UNIVERSITY OF LONDON</tspan></text>
+  </g>
+</svg>
--- a/main/MainWindow.cpp	Fri Nov 30 17:36:14 2007 +0000
+++ b/main/MainWindow.cpp	Wed Feb 27 10:32:45 2008 +0000
@@ -133,6 +133,8 @@
     m_prevSolo(false),
     m_ffwdAction(0),
     m_rwdAction(0),
+    m_playControlsSpacer(0),
+    m_playControlsWidth(0),
     m_preferencesDialog(0),
     m_layerTreeDialog(0),
     m_keyReference(new KeyReference())
@@ -220,57 +222,33 @@
 
     IconLoader il;
 
-#ifndef HAVE_RUBBERBAND
-    m_playSharpen = new NotifyingPushButton(frame);
-    m_playSharpen->setToolTip(tr("Sharpen percussive transients"));
-    m_playSharpen->setFixedSize(20, 20);
-    m_playSharpen->setEnabled(false);
-    m_playSharpen->setCheckable(true);
-    m_playSharpen->setChecked(false);
-    m_playSharpen->setIcon(il.load("sharpen"));
-    connect(m_playSharpen, SIGNAL(clicked()), this, SLOT(playSharpenToggled()));
-    connect(m_playSharpen, SIGNAL(mouseEntered()), this, SLOT(mouseEnteredWidget()));
-    connect(m_playSharpen, SIGNAL(mouseLeft()), this, SLOT(mouseLeftWidget()));
-
-    m_playMono = new NotifyingPushButton(frame);
-    m_playMono->setToolTip(tr("Run time stretcher in mono only"));
-    m_playMono->setFixedSize(20, 20);
-    m_playMono->setEnabled(false);
-    m_playMono->setCheckable(true);
-    m_playMono->setChecked(false);
-    m_playMono->setIcon(il.load("mono"));
-    connect(m_playMono, SIGNAL(clicked()), this, SLOT(playMonoToggled()));
-    connect(m_playMono, SIGNAL(mouseEntered()), this, SLOT(mouseEnteredWidget()));
-    connect(m_playMono, SIGNAL(mouseLeft()), this, SLOT(mouseLeftWidget()));
-#endif
-
     QSettings settings;
     settings.beginGroup("MainWindow");
-#ifndef HAVE_RUBBERBAND
-    m_playSharpen->setChecked(settings.value("playsharpen", true).toBool());
-    m_playMono->setChecked(settings.value("playmono", false).toBool());
-#endif
     settings.endGroup();
 
+    m_playControlsSpacer = new QFrame;
+
     layout->setSpacing(4);
     layout->addWidget(scroll, 0, 0, 1, 5);
-    layout->addWidget(m_overview, 1, 0);
-    layout->addWidget(m_fader, 1, 1);
-    layout->addWidget(m_playSpeed, 1, 2);
-#ifndef HAVE_RUBBERBAND
-    layout->addWidget(m_playSharpen, 1, 3);
-    layout->addWidget(m_playMono, 1, 4);
-#endif
-
-    m_paneStack->setPropertyStackMinWidth
-        (m_fader->width() + m_playSpeed->width()
-#ifndef HAVE_RUBBERBAND
-         + m_playSharpen->width()
-         + m_playMono->width()
-#endif
-         + layout->spacing() * 4);
-
-    layout->setColumnStretch(0, 10);
+    layout->addWidget(m_overview, 1, 1);
+    layout->addWidget(m_playControlsSpacer, 1, 2);
+    layout->addWidget(m_playSpeed, 1, 3);
+    layout->addWidget(m_fader, 1, 4);
+
+    m_playControlsWidth = 
+        m_fader->width() + m_playSpeed->width() + layout->spacing() * 2;
+
+    layout->setColumnMinimumWidth(0, 14);
+    layout->setColumnStretch(0, 0);
+
+    m_paneStack->setPropertyStackMinWidth(m_playControlsWidth
+                                          + 2 + layout->spacing());
+    m_playControlsSpacer->setFixedSize(QSize(2, 2));
+
+    layout->setColumnStretch(1, 10);
+
+    connect(m_paneStack, SIGNAL(propertyStacksResized(int)),
+            this, SLOT(propertyStacksResized(int)));
 
     frame->setLayout(layout);
 
@@ -603,6 +581,7 @@
     menu->addAction(action);
 
     QMenu *numberingMenu = menu->addMenu(tr("Number New Instants with"));
+    numberingMenu->setTearOffEnabled(true);
     QActionGroup *numberingGroup = new QActionGroup(this);
 
     Labeller::TypeNameMap types = m_labeller->getTypeNames();
@@ -624,7 +603,7 @@
             QMenu *cycleMenu = numberingMenu->addMenu(tr("Cycle size"));
             QActionGroup *cycleGroup = new QActionGroup(this);
 
-            int cycles[] = { 2, 3, 4, 5, 6, 7, 8, 10, 12, 16 };
+            int cycles[] = { 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 16 };
             for (int i = 0; i < int(sizeof(cycles)/sizeof(cycles[0])); ++i) {
                 action = new QAction(QString("%1").arg(cycles[i]), this);
                 connect(action, SIGNAL(triggered()), this, SLOT(setInstantsCounterCycle()));
@@ -633,10 +612,6 @@
                 cycleGroup->addAction(action);
                 cycleMenu->addAction(action);
             }
-            
-            action = new QAction(tr("Reset Counters..."), this);
-            connect(action, SIGNAL(triggered()), this, SLOT(resetInstantsCounters()));
-            numberingMenu->addAction(action);
         }
 
         if (i->first == Labeller::ValueNone ||
@@ -646,8 +621,13 @@
         }
     }
 
-    action = new QAction(tr("Re-Number Selected Instants"), this);
-    action->setStatusTip(tr("Re-number the selected instants using the current labelling scheme"));
+    action = new QAction(tr("Set Numbering Counters..."), this);
+    action->setStatusTip(tr("Set the counters used for counter-based labelling"));
+    connect(action, SIGNAL(triggered()), this, SLOT(resetInstantsCounters()));
+    menu->addAction(action);
+            
+    action = new QAction(tr("Renumber Selected Instants"), this);
+    action->setStatusTip(tr("Renumber the selected instants using the current labelling scheme"));
     connect(action, SIGNAL(triggered()), this, SLOT(renumberInstants()));
     connect(this, SIGNAL(canRenumberInstants(bool)), action, SLOT(setEnabled(bool)));
 //    m_keyReference->registerShortcut(action);
@@ -858,7 +838,7 @@
     action->setStatusTip(tr("Add a new pane containing only a time ruler"));
     connect(action, SIGNAL(triggered()), this, SLOT(addPane()));
     connect(this, SIGNAL(canAddPane(bool)), action, SLOT(setEnabled(bool)));
-    m_paneActions[action] = PaneConfiguration(LayerFactory::TimeRuler);
+    m_paneActions[action] = LayerConfiguration(LayerFactory::TimeRuler);
     m_keyReference->registerShortcut(action);
     menu->addAction(action);
 
@@ -894,7 +874,7 @@
 
 	connect(action, SIGNAL(triggered()), this, SLOT(addLayer()));
 	connect(this, SIGNAL(canAddLayer(bool)), action, SLOT(setEnabled(bool)));
-	m_layerActions[action] = type;
+	m_layerActions[action] = LayerConfiguration(type);
 	menu->addAction(action);
         m_rightButtonLayerMenu->addAction(action);
     }
@@ -911,7 +891,7 @@
     };
 
     std::vector<Model *> models;
-    if (m_document) models = m_document->getTransformerInputModels(); //!!! not well named for this!
+    if (m_document) models = m_document->getTransformInputModels();
     bool plural = (models.size() > 1);
     if (models.empty()) {
         models.push_back(getMainModel()); // probably 0
@@ -920,9 +900,11 @@
     for (unsigned int i = 0;
 	 i < sizeof(backgroundTypes)/sizeof(backgroundTypes[0]); ++i) {
 
-	for (int menuType = 0; menuType <= 1; ++menuType) { // pane, layer
-
-	    if (menuType == 0) menu = m_paneMenu;
+        const int paneMenuType = 0, layerMenuType = 1;
+
+	for (int menuType = paneMenuType; menuType <= layerMenuType; ++menuType) {
+
+	    if (menuType == paneMenuType) menu = m_paneMenu;
 	    else menu = m_layerMenu;
 
 	    QMenu *submenu = 0;
@@ -937,7 +919,7 @@
             case LayerFactory::Waveform:
                 icon = il.load("waveform");
                 mainText = tr("Add &Waveform");
-                if (menuType == 0) {
+                if (menuType == paneMenuType) {
                     shortcutText = tr("W");
                     tipText = tr("Add a new pane showing a waveform view");
                 } else {
@@ -949,7 +931,7 @@
             case LayerFactory::Spectrogram:
                 icon = il.load("spectrogram");
                 mainText = tr("Add Spectro&gram");
-                if (menuType == 0) {
+                if (menuType == paneMenuType) {
                     shortcutText = tr("G");
                     tipText = tr("Add a new pane showing a spectrogram");
                 } else {
@@ -960,7 +942,7 @@
             case LayerFactory::MelodicRangeSpectrogram:
                 icon = il.load("spectrogram");
                 mainText = tr("Add &Melodic Range Spectrogram");
-                if (menuType == 0) {
+                if (menuType == paneMenuType) {
                     shortcutText = tr("M");
                     tipText = tr("Add a new pane showing a spectrogram set up for an overview of note pitches");
                 } else {
@@ -971,7 +953,7 @@
             case LayerFactory::PeakFrequencySpectrogram:
                 icon = il.load("spectrogram");
                 mainText = tr("Add Pea&k Frequency Spectrogram");
-                if (menuType == 0) {
+                if (menuType == paneMenuType) {
                     shortcutText = tr("K");
                     tipText = tr("Add a new pane showing a spectrogram set up for tracking frequencies");
                 } else {
@@ -982,7 +964,7 @@
             case LayerFactory::Spectrum:
                 icon = il.load("spectrum");
                 mainText = tr("Add Spectr&um");
-                if (menuType == 0) {
+                if (menuType == paneMenuType) {
                     shortcutText = tr("U");
                     tipText = tr("Add a new pane showing a frequency spectrum");
                 } else {
@@ -994,11 +976,11 @@
             }
 
             std::vector<Model *> candidateModels;
-            if (menuType == 0) {
+//            if (menuType == paneMenuType) {
                 candidateModels = models;
-            } else {
-                candidateModels.push_back(0);
-            }
+//            } else {
+//                candidateModels.push_back(0);
+//            }
             
             for (std::vector<Model *>::iterator mi =
                      candidateModels.begin();
@@ -1023,33 +1005,33 @@
                     bool isDefault = (c == 0);
                     bool isOnly = (isDefault && (channels == 1));
 
-                    if (menuType == 1) {
-                        if (isDefault) isOnly = true;
-                        else continue;
-                    }
-
-                    if (isOnly && (!plural || menuType == 1)) {
-
-                        if (menuType == 1 && type != LayerFactory::Waveform) {
-                            action = new QAction(mainText, this);
-                        } else {
+//                    if (menuType == layerMenuType) {
+//                        if (isDefault) isOnly = true;
+//                        else continue;
+//                    }
+
+                    if (isOnly && (!plural /*|| menuType == layerMenuType*/)) {
+
+//                        if (menuType == layerMenuType && type != LayerFactory::Waveform) {
+//                            action = new QAction(mainText, this);
+//                        } else {
                             action = new QAction(icon, mainText, this);
-                        }                            
+//                        }                            
 
                         action->setShortcut(shortcutText);
                         action->setStatusTip(tipText);
-                        if (menuType == 0) {
+                        if (menuType == paneMenuType) {
                             connect(action, SIGNAL(triggered()),
                                     this, SLOT(addPane()));
                             connect(this, SIGNAL(canAddPane(bool)),
                                     action, SLOT(setEnabled(bool)));
-                            m_paneActions[action] = PaneConfiguration(type);
+                            m_paneActions[action] = LayerConfiguration(type);
                         } else {
                             connect(action, SIGNAL(triggered()),
                                     this, SLOT(addLayer()));
                             connect(this, SIGNAL(canAddLayer(bool)),
                                     action, SLOT(setEnabled(bool)));
-                            m_layerActions[action] = type;
+                            m_layerActions[action] = LayerConfiguration(type);
                         }
                         if (shortcutText != "") {
                             m_keyReference->registerShortcut(action);
@@ -1093,19 +1075,20 @@
 
                         action->setStatusTip(tipText);
 
-                        if (menuType == 0) {
+                        if (menuType == paneMenuType) {
                             connect(action, SIGNAL(triggered()),
                                     this, SLOT(addPane()));
                             connect(this, SIGNAL(canAddPane(bool)),
                                     action, SLOT(setEnabled(bool)));
                             m_paneActions[action] =
-                                PaneConfiguration(type, model, c - 1);
+                                LayerConfiguration(type, model, c - 1);
                         } else {
                             connect(action, SIGNAL(triggered()),
                                     this, SLOT(addLayer()));
                             connect(this, SIGNAL(canAddLayer(bool)),
                                     action, SLOT(setEnabled(bool)));
-                            m_layerActions[action] = type;
+                            m_layerActions[action] =
+                                LayerConfiguration(type, model, c - 1);
                         }
 
                         submenu->addAction(action);
@@ -1116,6 +1099,23 @@
     }
 
     menu = m_paneMenu;
+    menu->addSeparator();
+
+    action = new QAction(tr("Switch to Previous Pane"), this);
+    action->setShortcut(tr("["));
+    action->setStatusTip(tr("Make the next pane up in the pane stack current"));
+    connect(action, SIGNAL(triggered()), this, SLOT(previousPane()));
+    connect(this, SIGNAL(canSelectPreviousPane(bool)), action, SLOT(setEnabled(bool)));
+    m_keyReference->registerShortcut(action);
+    menu->addAction(action);
+
+    action = new QAction(tr("Switch to Next Pane"), this);
+    action->setShortcut(tr("]"));
+    action->setStatusTip(tr("Make the next pane down in the pane stack current"));
+    connect(action, SIGNAL(triggered()), this, SLOT(nextPane()));
+    connect(this, SIGNAL(canSelectNextPane(bool)), action, SLOT(setEnabled(bool)));
+    m_keyReference->registerShortcut(action);
+    menu->addAction(action);
 
     menu->addSeparator();
 
@@ -1133,7 +1133,7 @@
     action->setStatusTip(tr("Add a new layer showing a time ruler"));
     connect(action, SIGNAL(triggered()), this, SLOT(addLayer()));
     connect(this, SIGNAL(canAddLayer(bool)), action, SLOT(setEnabled(bool)));
-    m_layerActions[action] = LayerFactory::TimeRuler;
+    m_layerActions[action] = LayerConfiguration(LayerFactory::TimeRuler);
     menu->addAction(action);
 
     menu->addSeparator();
@@ -1148,6 +1148,25 @@
 
     setupExistingLayersMenus();
 
+/*!!! These don't work correctly -- fix or omit
+    menu->addSeparator();
+
+    action = new QAction(tr("Switch to Previous Layer"), this);
+    action->setShortcut(tr("{"));
+    action->setStatusTip(tr("Make the previous layer in the pane current"));
+    connect(action, SIGNAL(triggered()), this, SLOT(previousLayer()));
+    connect(this, SIGNAL(canSelectPreviousLayer(bool)), action, SLOT(setEnabled(bool)));
+    m_keyReference->registerShortcut(action);
+    menu->addAction(action);
+
+    action = new QAction(tr("Switch to Next Layer"), this);
+    action->setShortcut(tr("}"));
+    action->setStatusTip(tr("Make the next layer in the pane current"));
+    connect(action, SIGNAL(triggered()), this, SLOT(nextLayer()));
+    connect(this, SIGNAL(canSelectNextLayer(bool)), action, SLOT(setEnabled(bool)));
+    m_keyReference->registerShortcut(action);
+    menu->addAction(action);
+*/
     m_rightButtonLayerMenu->addSeparator();
     menu->addSeparator();
 
@@ -1184,7 +1203,7 @@
    }
 
     TransformList transforms =
-	TransformFactory::getInstance()->getAllTransforms();
+	TransformFactory::getInstance()->getAllTransformDescriptions();
 
     vector<QString> types =
         TransformFactory::getInstance()->getAllTransformTypes();
@@ -1290,6 +1309,20 @@
         }
     }
 
+    // Names should only be duplicated here if they have the same
+    // plugin name, output name and maker but are in different library
+    // .so names -- that won't happen often I hope
+    std::map<QString, QString> idNameSonameMap;
+    std::set<QString> seenNames, duplicateNames;
+    for (unsigned int i = 0; i < transforms.size(); ++i) {
+        QString name = transforms[i].name;
+        if (seenNames.find(name) != seenNames.end()) {
+            duplicateNames.insert(name);
+        } else {
+            seenNames.insert(name);
+        }
+    }
+
     for (unsigned int i = 0; i < transforms.size(); ++i) {
 	
 	QString name = transforms[i].name;
@@ -1309,6 +1342,16 @@
         QString pluginName = name.section(": ", 0, 0);
         QString output = name.section(": ", 1);
 
+        if (duplicateNames.find(pluginName) != duplicateNames.end()) {
+            pluginName = QString("%1 <%2>")
+                .arg(pluginName)
+                .arg(transforms[i].identifier.section(':', 1, 1));
+            if (output == "") name = pluginName;
+            else name = QString("%1: %2")
+                .arg(pluginName)
+                .arg(output);
+        }
+
 	QAction *action = new QAction(tr("%1...").arg(name), this);
 	connect(action, SIGNAL(triggered()), this, SLOT(addLayer()));
 	m_transformActions[action] = transforms[i].identifier;
@@ -2523,11 +2566,6 @@
         m_preferencesDialog->applicationClosing(false);
     }
 
-    if (m_layerTreeDialog &&
-        m_layerTreeDialog->isVisible()) {
-        delete m_layerTreeDialog;
-    }
-
     closeSession();
 
     e->accept();
@@ -2674,6 +2712,20 @@
 }
 
 void
+MainWindow::propertyStacksResized(int width)
+{
+    std::cerr << "MainWindow::propertyStacksResized(" << width << ")" << std::endl;
+
+    if (!m_playControlsSpacer) return;
+
+    int spacerWidth = width - m_playControlsWidth - 4;
+    
+    std::cerr << "resizing spacer from " << m_playControlsSpacer->width() << " to " << spacerWidth << std::endl;
+
+    m_playControlsSpacer->setFixedSize(QSize(spacerWidth, 2));
+}
+
+void
 MainWindow::addPane()
 {
     QObject *s = sender();
@@ -2697,7 +2749,7 @@
 }
 
 void
-MainWindow::addPane(const PaneConfiguration &configuration, QString text)
+MainWindow::addPane(const LayerConfiguration &configuration, QString text)
 {
     CommandHistory::getInstance()->startCompoundOperation(text, true);
 
@@ -2734,7 +2786,7 @@
     if (suggestedModel) {
 
         // check its validity
-        std::vector<Model *> inputModels = m_document->getTransformerInputModels();
+        std::vector<Model *> inputModels = m_document->getTransformInputModels();
         for (size_t j = 0; j < inputModels.size(); ++j) {
             if (inputModels[j] == suggestedModel) {
                 model = suggestedModel;
@@ -2828,7 +2880,7 @@
 	    return;
 	}
 
-	LayerFactory::LayerType type = i->second;
+	LayerFactory::LayerType type = i->second.layer;
 	
 	LayerFactory::LayerTypeSet emptyTypes =
 	    LayerFactory::getInstance()->getValidEmptyLayerTypes();
@@ -2844,8 +2896,24 @@
 
 	} else {
 
-	    newLayer = m_document->createMainModelLayer(type);
-	}
+            if (!i->second.sourceModel) {
+                // e.g. time ruler
+                newLayer = m_document->createMainModelLayer(type);
+            } else {
+                newLayer = m_document->createLayer(type);
+                if (m_document->isKnownModel(i->second.sourceModel)) {
+                    m_document->setChannel(newLayer, i->second.channel);
+                    m_document->setModel(newLayer, i->second.sourceModel);
+                } else {
+                    std::cerr << "WARNING: MainWindow::addLayer: unknown model "
+                              << i->second.sourceModel
+                              << " (\""
+                              << (i->second.sourceModel ? i->second.sourceModel->objectName().toStdString() : "")
+                              << "\") in layer action map"
+                              << std::endl;
+                }
+            }
+        }
 
         if (newLayer) {
             m_document->addLayerToView(pane, newLayer);
@@ -2855,11 +2923,9 @@
 	return;
     }
 
-    TransformId transform = i->second;
-    ModelTransformerFactory *factory = ModelTransformerFactory::getInstance();
-
-    QString configurationXml;
-
+    //!!! want to do something like this, but it's not supported in
+    //ModelTransformerFactory yet
+    /*
     int channel = -1;
     // pick up the default channel from any existing layers on the same pane
     for (int j = 0; j < pane->getLayerCount(); ++j) {
@@ -2869,20 +2935,26 @@
 	    break;
 	}
     }
+    */
 
     // We always ask for configuration, even if the plugin isn't
     // supposed to be configurable, because we need to let the user
     // change the execution context (block size etc).
 
-    PluginTransformer::ExecutionContext context(channel);
+    QString transformId = i->second;
+    Transform transform = TransformFactory::getInstance()->
+        getDefaultTransformFor(transformId);
 
     std::vector<Model *> candidateInputModels =
-        m_document->getTransformerInputModels();
+        m_document->getTransformInputModels();
 
     Model *defaultInputModel = 0;
     for (int j = 0; j < pane->getLayerCount(); ++j) {
         Layer *layer = pane->getLayer(j);
         if (!layer) continue;
+        if (LayerFactory::getInstance()->getLayerType(layer) !=
+            LayerFactory::Waveform &&
+            !layer->isLayerOpaque()) continue;
         Model *model = layer->getModel();
         if (!model) continue;
         for (size_t k = 0; k < candidateInputModels.size(); ++k) {
@@ -2900,29 +2972,25 @@
     if (endFrame > startFrame) duration = endFrame - startFrame;
     else startFrame = 0;
 
-    Model *inputModel = factory->getConfigurationForTransformer
+    ModelTransformer::Input input = ModelTransformerFactory::getInstance()->
+        getConfigurationForTransform
         (transform,
          candidateInputModels,
          defaultInputModel,
-         context,
-         configurationXml,
          m_playSource,
          startFrame,
          duration);
 
-    if (!inputModel) return;
-
-//    std::cerr << "MainWindow::addLayer: Input model is " << inputModel << " \"" << inputModel->objectName().toStdString() << "\"" << std::endl;
-
-    Layer *newLayer = m_document->createDerivedLayer(transform,
-                                                     inputModel,
-                                                     context,
-                                                     configurationXml);
+    if (!input.getModel()) return;
+
+//    std::cerr << "MainWindow::addLayer: Input model is " << input.getModel() << " \"" << input.getModel()->objectName().toStdString() << "\"" << std::endl;
+
+    Layer *newLayer = m_document->createDerivedLayer(transform, input);
 
     if (newLayer) {
         m_document->addLayerToView(pane, newLayer);
-        m_document->setChannel(newLayer, context.channel);
-        m_recentTransforms.add(transform);
+        m_document->setChannel(newLayer, input.getChannel());
+        m_recentTransforms.add(transformId);
         m_paneStack->setCurrentLayer(pane, newLayer);
     }
 
@@ -2942,7 +3010,7 @@
 		 tr("New name for this layer:"),
 		 QLineEdit::Normal, layer->objectName(), &ok);
 	    if (ok) {
-		layer->setObjectName(newName);
+		layer->setPresentationName(newName);
 		setupExistingLayersMenus();
 	    }
 	}
@@ -3021,45 +3089,11 @@
                            .arg(pc));
     }
 
-#ifdef HAVE_RUBBERBAND
-    bool mono = false;
-    bool sharpen = true;
-#else
-    m_playSharpen->setEnabled(something);
-    bool sharpen = (something && m_playSharpen->isChecked());
-    m_playMono->setEnabled(something);
-    bool mono = (something && m_playMono->isChecked());
-#endif
-
-    m_playSource->setTimeStretch(factor, sharpen, mono);
+    m_playSource->setTimeStretch(factor);
 
     updateMenuStates();
 }
 
-#ifndef HAVE_RUBBERBAND
-void
-MainWindow::playSharpenToggled()
-{
-    QSettings settings;
-    settings.beginGroup("MainWindow");
-    settings.setValue("playsharpen", m_playSharpen->isChecked());
-    settings.endGroup();
-
-    playSpeedChanged(m_playSpeed->value());
-}
-
-void
-MainWindow::playMonoToggled()
-{
-    QSettings settings;
-    settings.beginGroup("MainWindow");
-    settings.setValue("playmono", m_playMono->isChecked());
-    settings.endGroup();
-
-    playSpeedChanged(m_playSpeed->value());
-}    
-#endif
-
 void
 MainWindow::speedUpPlayback()
 {
@@ -3085,6 +3119,27 @@
 }
 
 void
+MainWindow::currentPaneChanged(Pane *pane)
+{
+    MainWindowBase::currentPaneChanged(pane);
+
+    if (!pane || !m_panLayer) return;
+    for (int i = pane->getLayerCount(); i > 0; ) {
+        --i;
+        Layer *layer = pane->getLayer(i);
+        if (LayerFactory::getInstance()->getLayerType(layer) ==
+            LayerFactory::Waveform) {
+            RangeSummarisableTimeValueModel *tvm = 
+                dynamic_cast<RangeSummarisableTimeValueModel *>(layer->getModel());
+            if (tvm) {
+                m_panLayer->setModel(tvm);
+                return;
+            }
+        }
+    }
+}
+
+void
 MainWindow::updateVisibleRangeDisplay(Pane *p) const
 {
     if (!getMainModel() || !p) {
@@ -3237,28 +3292,76 @@
 MainWindow::resetInstantsCounters()
 {
     LabelCounterInputDialog dialog(m_labeller, this);
+    dialog.setWindowTitle(tr("Reset Counters"));
     dialog.exec();
 }
 
 void
-MainWindow::modelGenerationFailed(QString transformName)
+MainWindow::modelGenerationFailed(QString transformName, QString message)
+{
+    if (message != "") {
+
+        QMessageBox::warning
+            (this,
+             tr("Failed to generate layer"),
+             tr("<b>Layer generation failed</b><p>Failed to generate derived layer.<p>The layer transform \"%1\" failed:<p>%2")
+             .arg(transformName).arg(message),
+             QMessageBox::Ok);
+    } else {
+        QMessageBox::warning
+            (this,
+             tr("Failed to generate layer"),
+             tr("<b>Layer generation failed</b><p>Failed to generate a derived layer.<p>The layer transform \"%1\" failed.<p>No error information is available.")
+             .arg(transformName),
+             QMessageBox::Ok);
+    }
+}
+
+void
+MainWindow::modelGenerationWarning(QString transformName, QString message)
+{
+    QMessageBox::warning
+        (this, tr("Warning"), message, QMessageBox::Ok);
+}
+
+void
+MainWindow::modelRegenerationFailed(QString layerName,
+                                    QString transformName, QString message)
+{
+    if (message != "") {
+
+        QMessageBox::warning
+            (this,
+             tr("Failed to regenerate layer"),
+             tr("<b>Layer generation failed</b><p>Failed to regenerate derived layer \"%1\" using new data model as input.<p>The layer transform \"%2\" failed:<p>%3")
+             .arg(layerName).arg(transformName).arg(message),
+             QMessageBox::Ok);
+    } else {
+        QMessageBox::warning
+            (this,
+             tr("Failed to regenerate layer"),
+             tr("<b>Layer generation failed</b><p>Failed to regenerate derived layer \"%1\" using new data model as input.<p>The layer transform \"%2\" failed.<p>No error information is available.")
+             .arg(layerName).arg(transformName),
+             QMessageBox::Ok);
+    }
+}
+
+void
+MainWindow::modelRegenerationWarning(QString layerName,
+                                     QString transformName, QString message)
+{
+    QMessageBox::warning
+        (this, tr("Warning"), tr("<b>Warning when regenerating layer</b><p>When regenerating the derived layer \"%1\" using new data model as input:<p>%2").arg(layerName).arg(message), QMessageBox::Ok);
+}
+
+void
+MainWindow::alignmentFailed(QString transformName, QString message)
 {
     QMessageBox::warning
         (this,
-         tr("Failed to generate layer"),
-         tr("<b>Layer generation failed</b><p>Failed to generate a derived layer.<p>The layer transform \"%1\" failed.<p>This may mean that a plugin failed to initialise, perhaps because it rejected the processing block size that was requested.")
-         .arg(transformName),
-         QMessageBox::Ok);
-}
-
-void
-MainWindow::modelRegenerationFailed(QString layerName, QString transformName)
-{
-    QMessageBox::warning
-        (this,
-         tr("Failed to regenerate layer"),
-         tr("<b>Layer generation failed</b><p>Failed to regenerate derived layer \"%1\".<p>The layer transform \"%2\" failed to run.<p>This may mean that the layer used a plugin that is not currently available.")
-         .arg(layerName).arg(transformName),
+         tr("Failed to calculate alignment"),
+         tr("<b>Alignment calculation failed</b><p>Failed to calculate an audio alignment using transform \"%1\":<p>%2")
+         .arg(transformName).arg(message),
          QMessageBox::Ok);
 }
 
@@ -3280,6 +3383,7 @@
     }
 
     m_layerTreeDialog = new LayerTreeDialog(m_paneStack);
+    m_layerTreeDialog->setAttribute(Qt::WA_DeleteOnClose); // see below
     m_layerTreeDialog->show();
 }
 
@@ -3315,12 +3419,6 @@
         contextHelpChanged(tr("Adjust the master playback level"));
     } else if (w == m_playSpeed) {
         contextHelpChanged(tr("Adjust the master playback speed"));
-#ifndef HAVE_RUBBERBAND
-    } else if (w == m_playSharpen && w->isEnabled()) {
-        contextHelpChanged(tr("Toggle transient sharpening for playback time scaling"));
-    } else if (w == m_playMono && w->isEnabled()) {
-        contextHelpChanged(tr("Toggle mono mode for playback time scaling"));
-#endif
     }
 }
 
@@ -3339,7 +3437,7 @@
 void
 MainWindow::help()
 {
-    openHelpUrl(tr("http://www.sonicvisualiser.org/doc/reference/1.0/en/"));
+    openHelpUrl(tr("http://www.sonicvisualiser.org/doc/reference/1.2/en/"));
 }
 
 void
@@ -3366,7 +3464,7 @@
     QString aboutText;
 
     aboutText += tr("<h3>About Sonic Visualiser</h3>");
-    aboutText += tr("<p>Sonic Visualiser is a program for viewing and exploring audio data for<br>semantic music analysis and annotation.</p>");
+    aboutText += tr("<p>Sonic Visualiser is a program for viewing and exploring audio data for semantic music analysis and annotation.</p>");
     aboutText += tr("<p>%1 : %2 configuration</p>")
         .arg(version)
         .arg(debug ? tr("Debug") : tr("Release"));
@@ -3448,11 +3546,11 @@
 #endif
 
     aboutText += 
-        "<p>Sonic Visualiser Copyright &copy; 2005 - 2007 Chris Cannam and<br>"
+        "<p>Sonic Visualiser Copyright &copy; 2005 - 2008 Chris Cannam and "
         "Queen Mary, University of London.</p>"
-        "<p>This program is free software; you can redistribute it and/or<br>"
-        "modify it under the terms of the GNU General Public License as<br>"
-        "published by the Free Software Foundation; either version 2 of the<br>"
+        "<p>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.<br>See the file "
         "COPYING included with this distribution for more information.</p>";
     
--- a/main/MainWindow.h	Fri Nov 30 17:36:14 2007 +0000
+++ b/main/MainWindow.h	Wed Feb 27 10:32:45 2008 +0000
@@ -113,11 +113,16 @@
     virtual void setInstantsCounterCycle();
     virtual void resetInstantsCounters();
 
-    virtual void modelGenerationFailed(QString);
-    virtual void modelRegenerationFailed(QString, QString);
+    virtual void modelGenerationFailed(QString, QString);
+    virtual void modelGenerationWarning(QString, QString);
+    virtual void modelRegenerationFailed(QString, QString, QString);
+    virtual void modelRegenerationWarning(QString, QString, QString);
+    virtual void alignmentFailed(QString, QString);
 
     virtual void rightButtonMenuRequested(Pane *, QPoint point);
 
+    virtual void propertyStacksResized(int);
+
     virtual void addPane();
     virtual void addLayer();
     virtual void renameCurrentLayer();
@@ -132,13 +137,11 @@
     virtual void setupRecentTransformsMenu();
 
     virtual void playSpeedChanged(int);
-#ifndef HAVE_RUBBERBAND
-    virtual void playSharpenToggled();
-    virtual void playMonoToggled();
-#endif
     virtual void playSoloToggled();
     virtual void alignToggled();
 
+    virtual void currentPaneChanged(Pane *);
+
     virtual void speedUpPlayback();
     virtual void slowDownPlayback();
     virtual void restoreNormalPlayback();
@@ -167,10 +170,6 @@
     Overview                *m_overview;
     Fader                   *m_fader;
     AudioDial               *m_playSpeed;
-#ifndef HAVE_RUBBERBAND
-    QPushButton             *m_playSharpen;
-    QPushButton             *m_playMono;
-#endif
     WaveformLayer           *m_panLayer;
 
     bool                     m_mainMenusCreated;
@@ -195,34 +194,37 @@
     bool                     m_soloModified;
     bool                     m_prevSolo;
 
+    QFrame                  *m_playControlsSpacer;
+    int                      m_playControlsWidth;
+
     QPointer<PreferencesDialog> m_preferencesDialog;
     QPointer<LayerTreeDialog>   m_layerTreeDialog;
 
     KeyReference            *m_keyReference;
 
-    struct PaneConfiguration {
-	PaneConfiguration(LayerFactory::LayerType _layer
+    struct LayerConfiguration {
+	LayerConfiguration(LayerFactory::LayerType _layer
 			                       = LayerFactory::TimeRuler,
-                          Model *_source = 0,
-			  int _channel = -1) :
+                           Model *_source = 0,
+                           int _channel = -1) :
 	    layer(_layer), sourceModel(_source), channel(_channel) { }
 	LayerFactory::LayerType layer;
         Model *sourceModel;
 	int channel;
     };
 
-    typedef std::map<QAction *, PaneConfiguration> PaneActionMap;
+    typedef std::map<QAction *, LayerConfiguration> PaneActionMap;
     PaneActionMap m_paneActions;
 
+    typedef std::map<QAction *, LayerConfiguration> LayerActionMap;
+    LayerActionMap m_layerActions;
+
     typedef std::map<QAction *, TransformId> TransformActionMap;
     TransformActionMap m_transformActions;
 
     typedef std::map<TransformId, QAction *> TransformActionReverseMap;
     TransformActionReverseMap m_transformActionsReverse;
 
-    typedef std::map<QAction *, LayerFactory::LayerType> LayerActionMap;
-    LayerActionMap m_layerActions;
-
     typedef std::map<QAction *, Layer *> ExistingLayerActionMap;
     ExistingLayerActionMap m_existingLayerActions;
     ExistingLayerActionMap m_sliceActions;
@@ -243,7 +245,7 @@
     virtual void setupExistingLayersMenus();
     virtual void setupToolbars();
 
-    virtual void addPane(const PaneConfiguration &configuration, QString text);
+    virtual void addPane(const LayerConfiguration &configuration, QString text);
 
     virtual void closeEvent(QCloseEvent *e);
     virtual bool checkSaveModified();
--- a/main/OSCHandler.cpp	Fri Nov 30 17:36:14 2007 +0000
+++ b/main/OSCHandler.cpp	Wed Feb 27 10:32:45 2008 +0000
@@ -1,3 +1,17 @@
+/* -*- 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 2006-2007 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 "MainWindow.h"
 #include "data/osc/OSCQueue.h"
@@ -12,7 +26,7 @@
 #include "audioio/AudioCallbackPlayTarget.h"
 #include "framework/Document.h"
 #include "data/fileio/WavFileWriter.h"
-#include "plugin/transform/ModelTransformerFactory.h"
+#include "plugin/transform/TransformFactory.h"
 #include "widgets/Fader.h"
 #include "widgets/AudioDial.h"
 
@@ -267,9 +281,9 @@
                               << "type " << str.toStdString() << std::endl;
                 } else {
 
-                    PaneConfiguration configuration(type,
-                                                    getMainModel(),
-                                                    channel);
+                    LayerConfiguration configuration(type,
+                                                     getMainModel(),
+                                                     channel);
                     
                     addPane(configuration,
                             tr("Add %1 Pane")
@@ -482,18 +496,17 @@
             message.getArgCount() == 1 &&
             message.getArg(0).canConvert(QVariant::String)) {
 
-            TransformId transform = message.getArg(0).toString();
+            TransformId transformId = message.getArg(0).toString();
 
+	    Transform transform = TransformFactory::getInstance()->
+                getDefaultTransformFor(transformId);
+	    
             Layer *newLayer = m_document->createDerivedLayer
-                (transform,
-                 getMainModel(),
-                 ModelTransformerFactory::getInstance()->getDefaultContextForTransformer
-                 (transform, getMainModel()),
-                 "");
+                (transform, getMainModel());
 
             if (newLayer) {
                 m_document->addLayerToView(pane, newLayer);
-                m_recentTransforms.add(transform);
+                m_recentTransforms.add(transformId);
                 m_paneStack->setCurrentLayer(pane, newLayer);
             }
         }
--- a/main/PreferencesDialog.cpp	Fri Nov 30 17:36:14 2007 +0000
+++ b/main/PreferencesDialog.cpp	Wed Feb 27 10:32:45 2008 +0000
@@ -30,6 +30,7 @@
 #include <QLineEdit>
 #include <QFileDialog>
 #include <QMessageBox>
+#include <QSpinBox>
 
 #include "widgets/WindowTypeSelector.h"
 #include "widgets/IconLoader.h"
@@ -144,6 +145,13 @@
             this, SLOT(tempDirButtonClicked()));
     tempDirButton->setFixedSize(QSize(24, 24));
 
+    QCheckBox *showSplash = new QCheckBox;
+    m_showSplash = prefs->getShowSplash();
+    showSplash->setCheckState(m_showSplash ? Qt::Checked : Qt::Unchecked);
+    connect(showSplash, SIGNAL(stateChanged(int)),
+            this, SLOT(showSplashChanged(int)));
+
+#ifndef Q_WS_MAC
     QComboBox *bgMode = new QComboBox;
     int bg = prefs->getPropertyRangeAndValue("Background Mode", &min, &max,
                                              &deflt);
@@ -155,6 +163,20 @@
 
     connect(bgMode, SIGNAL(currentIndexChanged(int)),
             this, SLOT(backgroundModeChanged(int)));
+#endif
+
+    QSpinBox *fontSize = new QSpinBox;
+    int fs = prefs->getPropertyRangeAndValue("View Font Size", &min, &max,
+                                             &deflt);
+    m_viewFontSize = fs;
+    fontSize->setMinimum(min);
+    fontSize->setMaximum(max);
+    fontSize->setSuffix(" pt");
+    fontSize->setSingleStep(1);
+    fontSize->setValue(fs);
+
+    connect(fontSize, SIGNAL(valueChanged(int)),
+            this, SLOT(viewFontSizeChanged(int)));
 
     // General tab
 
@@ -170,10 +192,29 @@
                        row, 0);
     subgrid->addWidget(propertyLayout, row++, 1, 1, 2);
 
+#ifndef Q_WS_MAC
     subgrid->addWidget(new QLabel(tr("%1:").arg(prefs->getPropertyLabel
                                                 ("Background Mode"))),
                        row, 0);
     subgrid->addWidget(bgMode, row++, 1, 1, 2);
+#endif
+
+    subgrid->addWidget(new QLabel(tr("%1:").arg(prefs->getPropertyLabel
+                                                ("View Font Size"))),
+                       row, 0);
+    subgrid->addWidget(fontSize, row++, 1, 1, 2);
+
+    subgrid->addWidget(new QLabel(tr("%1:").arg(prefs->getPropertyLabel
+                                                ("Show Splash Screen"))),
+                       row, 0);
+    subgrid->addWidget(showSplash, row++, 1, 1, 1);
+
+    subgrid->addWidget(new QLabel(tr("%1:").arg(prefs->getPropertyLabel
+                                                ("Temporary Directory Root"))),
+                       row, 0);
+    subgrid->addWidget(m_tempDirRootEdit, row, 1, 1, 1);
+    subgrid->addWidget(tempDirButton, row, 2, 1, 1);
+    row++;
 
     subgrid->addWidget(new QLabel(tr("%1:").arg(prefs->getPropertyLabel
                                                 ("Resample On Load"))),
@@ -185,13 +226,6 @@
                        row, 0);
     subgrid->addWidget(resampleQuality, row++, 1, 1, 2);
 
-    subgrid->addWidget(new QLabel(tr("%1:").arg(prefs->getPropertyLabel
-                                                ("Temporary Directory Root"))),
-                       row, 0);
-    subgrid->addWidget(m_tempDirRootEdit, row, 1, 1, 1);
-    subgrid->addWidget(tempDirButton, row, 2, 1, 1);
-    row++;
-
     subgrid->setRowStretch(row, 10);
     
     tab->addTab(frame, tr("&General"));
@@ -288,6 +322,14 @@
 }
 
 void
+PreferencesDialog::showSplashChanged(int state)
+{
+    m_showSplash = (state == Qt::Checked);
+    m_applyButton->setEnabled(true);
+    m_changesOnRestart = true;
+}
+
+void
 PreferencesDialog::tempDirRootChanged(QString r)
 {
     m_tempDirRoot = r;
@@ -315,6 +357,13 @@
 }
 
 void
+PreferencesDialog::viewFontSizeChanged(int sz)
+{
+    m_viewFontSize = sz;
+    m_applyButton->setEnabled(true);
+}
+
+void
 PreferencesDialog::okClicked()
 {
     applyClicked();
@@ -333,8 +382,10 @@
     prefs->setTuningFrequency(m_tuningFrequency);
     prefs->setResampleQuality(m_resampleQuality);
     prefs->setResampleOnLoad(m_resampleOnLoad);
+    prefs->setShowSplash(m_showSplash);
     prefs->setTemporaryDirectoryRoot(m_tempDirRoot);
     prefs->setBackgroundMode(Preferences::BackgroundMode(m_backgroundMode));
+    prefs->setViewFontSize(m_viewFontSize);
 
     m_applyButton->setEnabled(false);
 
--- a/main/PreferencesDialog.h	Fri Nov 30 17:36:14 2007 +0000
+++ b/main/PreferencesDialog.h	Wed Feb 27 10:32:45 2008 +0000
@@ -44,6 +44,8 @@
     void resampleOnLoadChanged(int state);
     void tempDirRootChanged(QString root);
     void backgroundModeChanged(int mode);
+    void viewFontSizeChanged(int sz);
+    void showSplashChanged(int state);
 
     void tempDirButtonClicked();
 
@@ -65,6 +67,8 @@
     bool m_resampleOnLoad;
     QString m_tempDirRoot;
     int m_backgroundMode;
+    int m_viewFontSize;
+    bool m_showSplash;
 
     bool m_changesOnRestart;
 };
--- a/main/main.cpp	Fri Nov 30 17:36:14 2007 +0000
+++ b/main/main.cpp	Wed Feb 27 10:32:45 2008 +0000
@@ -32,6 +32,7 @@
 #include <QIcon>
 #include <QSessionManager>
 #include <QDir>
+#include <QSplashScreen>
 
 #include <iostream>
 #include <signal.h>
@@ -53,7 +54,11 @@
  Document, SVFileReader
 
  - Turning one model (e.g. audio) into another (e.g. more audio, or a
- curve extracted from it): Transform and subclasses
+ curve extracted from it): Transform, encapsulating the data that need
+ to be stored to be able to reproduce a given transformation;
+ TransformFactory, for discovering the available types of transform;
+ ModelTransformerFactory, ModelTransformer and subclasses, providing
+ the mechanisms for applying transforms to data models
 
  - Creating the plugins used by transforms: RealTimePluginFactory,
  FeatureExtractionPluginFactory.  See also the API documentation for
@@ -229,6 +234,18 @@
     QApplication::setOrganizationDomain("sonicvisualiser.org");
     QApplication::setApplicationName(QApplication::tr("Sonic Visualiser"));
 
+    QPixmap pixmap(":/icons/sv-splash.png");
+    QSplashScreen splash(pixmap);
+
+    QSettings settings;
+
+    settings.beginGroup("Preferences");
+    if (settings.value("show-splash", true).toBool()) {
+        splash.show();
+        application.processEvents();
+    }
+    settings.endGroup();
+
     QIcon icon;
     int sizes[] = { 16, 22, 24, 32, 48, 64, 128 };
     for (int i = 0; i < sizeof(sizes)/sizeof(sizes[0]); ++i) {
@@ -277,7 +294,6 @@
     if (height < 450) height = available.height() * 2 / 3;
     if (width > height * 2) width = height * 2;
 
-    QSettings settings;
     settings.beginGroup("MainWindow");
     QSize size = settings.value("size", QSize(width, height)).toSize();
     gui->resize(size);
@@ -351,6 +367,7 @@
     settings.endGroup();
 #endif
 
+    splash.finish(gui);
 
 /*
     TipDialog tipDialog;
--- a/sonic-visualiser.qrc	Fri Nov 30 17:36:14 2007 +0000
+++ b/sonic-visualiser.qrc	Wed Feb 27 10:32:45 2008 +0000
@@ -69,6 +69,7 @@
     <file>icons/cross.png</file>
     <file>icons/normalise.png</file>
     <file>icons/normalise-columns.png</file>
+    <file>icons/invert-vertical.png</file>
     <file>icons/show-peaks.png</file>
     <file>icons/sv-16x16.png</file>
     <file>icons/sv-22x22.png</file>
@@ -77,6 +78,7 @@
     <file>icons/sv-48x48.png</file>
     <file>icons/sv-64x64.png</file>
     <file>icons/sv-128x128.png</file>
+    <file>icons/sv-splash.png</file>
     <file>samples/bass.wav</file>
     <file>samples/beep.wav</file>
     <file>samples/bounce.wav</file>
--- a/sv.pro	Fri Nov 30 17:36:14 2007 +0000
+++ b/sv.pro	Wed Feb 27 10:32:45 2008 +0000
@@ -1,7 +1,7 @@
 
 TEMPLATE = app
 
-SV_UNIT_PACKAGES = vamp vamp-hostsdk fftw3f samplerate jack portaudio mad id3tag oggz fishsound lrdf raptor sndfile liblo
+SV_UNIT_PACKAGES = vamp vamp-hostsdk rubberband fftw3 fftw3f samplerate jack portaudio mad id3tag oggz fishsound lrdf raptor sndfile liblo
 load(../sv.prf)
 
 CONFIG += sv qt thread warn_on stl rtti exceptions