andrewm@0: /*
andrewm@0:   This code accompanies the textbook:
andrewm@0:  
andrewm@0:   Digital Audio Effects: Theory, Implementation and Application
andrewm@0:   Joshua D. Reiss and Andrew P. McPherson
andrewm@0:  
andrewm@0:   ---
andrewm@0:  
andrewm@0:   PVOC Passthrough: phase vocoder structure which passes input
andrewm@0:   to output without performing any processing
andrewm@0:  
andrewm@0:   See textbook Chapter 8: The Phase Vocoder
andrewm@0:  
andrewm@0:   Code by Andrew McPherson, Brecht De Man and Joshua Reiss
andrewm@0:  
andrewm@0:   This code requires the fftw library version 3 to compile:
andrewm@0:   http://fftw.org
andrewm@0:  
andrewm@0:   ---
andrewm@0: 
andrewm@0:   This program is free software: you can redistribute it and/or modify
andrewm@0:   it under the terms of the GNU General Public License as published by
andrewm@0:   the Free Software Foundation, either version 3 of the License, or
andrewm@0:   (at your option) any later version.
andrewm@0:  
andrewm@0:   This program is distributed in the hope that it will be useful,
andrewm@0:   but WITHOUT ANY WARRANTY; without even the implied warranty of
andrewm@0:   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
andrewm@0:   GNU General Public License for more details.
andrewm@0: 
andrewm@0:   You should have received a copy of the GNU General Public License
andrewm@0:   along with this program.  If not, see <http://www.gnu.org/licenses/>.
andrewm@0: */
andrewm@0: 
andrewm@0: #include "PluginProcessor.h"
andrewm@0: #include "PluginEditor.h"
andrewm@0: 
andrewm@0: 
andrewm@0: //==============================================================================
andrewm@0: PVOCPassthroughAudioProcessorEditor::PVOCPassthroughAudioProcessorEditor (PVOCPassthroughAudioProcessor* ownerFilter)
andrewm@0:     : AudioProcessorEditor (ownerFilter),
andrewm@0:       fftSizeLabel_("", "FFT Size:"),
andrewm@0:       hopSizeLabel_("", "Hop Size:"),
andrewm@0:       windowTypeLabel_("", "Window Type:")
andrewm@0: {
andrewm@0:     // This is where our plugin's editor size is set.
andrewm@0:     // setSize(170, 80);
andrewm@0:     
andrewm@0:     // Set up the selection boxes
andrewm@0:     
andrewm@0:     addAndMakeVisible(&fftSizeComboBox_);
andrewm@0:     fftSizeComboBox_.setEditableText(false);
andrewm@0:     fftSizeComboBox_.setJustificationType(Justification::left);
andrewm@0:     fftSizeComboBox_.addItem("64", 64);
andrewm@0:     fftSizeComboBox_.addItem("128", 128);
andrewm@0:     fftSizeComboBox_.addItem("256", 256);
andrewm@0:     fftSizeComboBox_.addItem("512", 512);
andrewm@0:     fftSizeComboBox_.addItem("1024", 1024);
andrewm@0:     fftSizeComboBox_.addItem("2048", 2048);
andrewm@0:     fftSizeComboBox_.addListener(this);
andrewm@0:     
andrewm@0:     addAndMakeVisible(&hopSizeComboBox_);
andrewm@0:     hopSizeComboBox_.setEditableText(false);
andrewm@0:     hopSizeComboBox_.setJustificationType(Justification::left);
andrewm@0:     hopSizeComboBox_.addItem("1 Window", PVOCPassthroughAudioProcessor::kHopSize1Window);
andrewm@0:     hopSizeComboBox_.addItem("1/2 Window", PVOCPassthroughAudioProcessor::kHopSize1_2Window);
andrewm@0:     hopSizeComboBox_.addItem("1/4 Window", PVOCPassthroughAudioProcessor::kHopSize1_4Window);
andrewm@0:     hopSizeComboBox_.addItem("1/8 Window", PVOCPassthroughAudioProcessor::kHopSize1_8Window);
andrewm@0:     hopSizeComboBox_.addListener(this);
andrewm@0:     
andrewm@0:     addAndMakeVisible(&windowTypeComboBox_);
andrewm@0:     windowTypeComboBox_.setEditableText(false);
andrewm@0:     windowTypeComboBox_.setJustificationType(Justification::left);
andrewm@0:     windowTypeComboBox_.addItem("Rectangular", PVOCPassthroughAudioProcessor::kWindowRectangular);
andrewm@0:     windowTypeComboBox_.addItem("Bartlett", PVOCPassthroughAudioProcessor::kWindowBartlett);
andrewm@0:     windowTypeComboBox_.addItem("Hann", PVOCPassthroughAudioProcessor::kWindowHann);
andrewm@0:     windowTypeComboBox_.addItem("Hamming", PVOCPassthroughAudioProcessor::kWindowHamming);
andrewm@0:     windowTypeComboBox_.addListener(this);
andrewm@0:     
andrewm@0:     fftSizeLabel_.attachToComponent(&fftSizeComboBox_, false);
andrewm@0:     fftSizeLabel_.setFont(Font (11.0f));
andrewm@0:     
andrewm@0:     hopSizeLabel_.attachToComponent(&hopSizeComboBox_, false);
andrewm@0:     hopSizeLabel_.setFont(Font (11.0f));
andrewm@0:     
andrewm@0:     windowTypeLabel_.attachToComponent(&windowTypeComboBox_, false);
andrewm@0:     windowTypeLabel_.setFont(Font (11.0f));
andrewm@0:     
andrewm@0:     // add the triangular resizer component for the bottom-right of the UI
andrewm@0:     addAndMakeVisible(resizer_ = new ResizableCornerComponent (this, &resizeLimits_));
andrewm@0:     resizeLimits_.setSizeLimits(370, 120, 400, 160);
andrewm@0:     
andrewm@0:     // set our component's initial size to be the last one that was stored in the filter's settings
andrewm@0:     setSize(ownerFilter->lastUIWidth_,
andrewm@0:             ownerFilter->lastUIHeight_);
andrewm@0:     
andrewm@0:     startTimer(50);
andrewm@0: }
andrewm@0: 
andrewm@0: PVOCPassthroughAudioProcessorEditor::~PVOCPassthroughAudioProcessorEditor()
andrewm@0: {
andrewm@0: }
andrewm@0: 
andrewm@0: //==============================================================================
andrewm@0: void PVOCPassthroughAudioProcessorEditor::paint (Graphics& g)
andrewm@0: {
andrewm@0:     g.fillAll (Colours::grey);
andrewm@0: }
andrewm@0: 
andrewm@0: void PVOCPassthroughAudioProcessorEditor::resized()
andrewm@0: {
andrewm@0:     fftSizeComboBox_.setBounds(20, 20, 150, 30);
andrewm@0:     hopSizeComboBox_.setBounds(200, 20, 150, 30);
andrewm@0:     windowTypeComboBox_.setBounds(20, 70, 150, 30);
andrewm@0:     
andrewm@0:     resizer_->setBounds(getWidth() - 16, getHeight() - 16, 16, 16);
andrewm@0:     
andrewm@0:     getProcessor()->lastUIWidth_ = getWidth();
andrewm@0:     getProcessor()->lastUIHeight_ = getHeight();
andrewm@0: }
andrewm@0: 
andrewm@0: //==============================================================================
andrewm@0: // This timer periodically checks whether any of the filter's parameters have changed...
andrewm@0: void PVOCPassthroughAudioProcessorEditor::timerCallback()
andrewm@0: {
andrewm@0:     PVOCPassthroughAudioProcessor* ourProcessor = getProcessor();
andrewm@0:     
b@1:     fftSizeComboBox_.setSelectedId(ourProcessor->fftSelectedSize_, dontSendNotification);
b@1:     hopSizeComboBox_.setSelectedId(ourProcessor->hopSelectedSize_, dontSendNotification);
b@1:     windowTypeComboBox_.setSelectedId(ourProcessor->windowType_, dontSendNotification);
andrewm@0: }
andrewm@0: 
andrewm@0: // This is our Slider::Listener callback, when the user drags a slider.
andrewm@0: void PVOCPassthroughAudioProcessorEditor::sliderValueChanged (Slider* slider)
andrewm@0: {
andrewm@0: }
andrewm@0: 
andrewm@0: // Similar callback to sliderValueChanged for ComboBox updates
andrewm@0: void PVOCPassthroughAudioProcessorEditor::comboBoxChanged (ComboBox *comboBox)
andrewm@0: {
andrewm@0:     if(comboBox == &fftSizeComboBox_)
andrewm@0:     {
andrewm@0:         getProcessor()->setParameterNotifyingHost (PVOCPassthroughAudioProcessor::kFFTSizeParam,
andrewm@0:                                                    (float)fftSizeComboBox_.getSelectedId());
andrewm@0:     }
andrewm@0:     else if(comboBox == &hopSizeComboBox_)
andrewm@0:     {
andrewm@0:         getProcessor()->setParameterNotifyingHost (PVOCPassthroughAudioProcessor::kHopSizeParam,
andrewm@0:                                                    (float)hopSizeComboBox_.getSelectedId());
andrewm@0:     }
andrewm@0:     else if(comboBox == &windowTypeComboBox_)
andrewm@0:     {
andrewm@0:         getProcessor()->setParameterNotifyingHost (PVOCPassthroughAudioProcessor::kWindowTypeParam,
andrewm@0:                                                    (float)windowTypeComboBox_.getSelectedId());
andrewm@0:     }
andrewm@0: }