350 lines
11 KiB
C++
350 lines
11 KiB
C++
/*
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==============================================================================
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This file was auto-generated!
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It contains the basic framework code for a JUCE plugin editor.
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==============================================================================
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*/
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#include "PluginProcessor.h"
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#include "PluginEditor.h"
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//==============================================================================
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PaulstretchpluginAudioProcessorEditor::PaulstretchpluginAudioProcessorEditor (PaulstretchpluginAudioProcessor& p)
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: AudioProcessorEditor (&p), processor (p), m_wavecomponent(p.m_afm.get())
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{
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addAndMakeVisible(&m_info_label);
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addAndMakeVisible(&m_wavecomponent);
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const auto& pars = processor.getParameters();
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for (int i=0;i<pars.size();++i)
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{
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m_parcomps.push_back(std::make_shared<ParameterComponent>(pars[i]));
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m_parcomps.back()->setBounds(1, i * 25, 598, 24);
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addAndMakeVisible(m_parcomps.back().get());
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}
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addAndMakeVisible(&m_rec_enable);
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m_rec_enable.setButtonText("Capture");
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m_rec_enable.addListener(this);
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setSize (700, pars.size()*25+200);
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m_wavecomponent.TimeSelectionChangedCallback = [this](Range<double> range, int which)
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{
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*processor.getFloatParameter(5) = range.getStart();
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*processor.getFloatParameter(6) = range.getEnd();
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};
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m_wavecomponent.CursorPosCallback = [this]()
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{
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return processor.m_control->getLivePlayPosition();
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};
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m_wavecomponent.ShowFileCacheRange = true;
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startTimer(1, 100);
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m_wavecomponent.startTimer(100);
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}
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PaulstretchpluginAudioProcessorEditor::~PaulstretchpluginAudioProcessorEditor()
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{
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}
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void PaulstretchpluginAudioProcessorEditor::buttonClicked(Button * but)
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{
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if (but == &m_rec_enable)
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{
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processor.setRecordingEnabled(but->getToggleState());
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}
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}
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//==============================================================================
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void PaulstretchpluginAudioProcessorEditor::paint (Graphics& g)
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{
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g.fillAll(Colours::darkgrey);
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}
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void PaulstretchpluginAudioProcessorEditor::resized()
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{
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m_rec_enable.setBounds(1, m_parcomps.back()->getBottom()+1, 10, 24);
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m_rec_enable.changeWidthToFitText();
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m_info_label.setBounds(m_rec_enable.getRight() + 1, m_rec_enable.getY(), 60, 24);
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m_wavecomponent.setBounds(1, m_info_label.getBottom()+1, getWidth()-2, getHeight()-1-m_info_label.getBottom());
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}
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void PaulstretchpluginAudioProcessorEditor::timerCallback(int id)
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{
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if (id == 1)
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{
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for (auto& e : m_parcomps)
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e->updateComponent();
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if (processor.isRecordingEnabled() != m_rec_enable.getToggleState())
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m_rec_enable.setToggleState(processor.isRecordingEnabled(), dontSendNotification);
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m_info_label.setText(String(processor.getRecordingPositionPercent()*100.0, 1),dontSendNotification);
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}
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}
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void PaulstretchpluginAudioProcessorEditor::setAudioFile(File f)
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{
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m_wavecomponent.setAudioFile(f);
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}
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void PaulstretchpluginAudioProcessorEditor::setAudioBuffer(AudioBuffer<float>* buf, int samplerate, int len)
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{
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MessageManager::callAsync([this,buf, samplerate, len]()
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{
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m_wavecomponent.setAudioBuffer(buf, samplerate, len);
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});
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}
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WaveformComponent::WaveformComponent(AudioFormatManager* afm) : m_thumbcache(100)
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{
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TimeSelectionChangedCallback = [](Range<double>, int) {};
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if (m_use_opengl == true)
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m_ogl.attachTo(*this);
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// The default priority of 2 is a bit too low in some cases, it seems...
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m_thumbcache.getTimeSliceThread().setPriority(3);
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m_thumb = std::make_unique<AudioThumbnail>(512, *afm, m_thumbcache);
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m_thumb->addChangeListener(this);
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setOpaque(true);
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}
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WaveformComponent::~WaveformComponent()
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{
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if (m_use_opengl == true)
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m_ogl.detach();
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}
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void WaveformComponent::changeListenerCallback(ChangeBroadcaster * /*cb*/)
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{
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m_waveimage = Image();
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repaint();
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}
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void WaveformComponent::paint(Graphics & g)
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{
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//Logger::writeToLog("Waveform component paint");
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g.fillAll(Colours::black);
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g.setColour(Colours::darkgrey);
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g.fillRect(0, 0, getWidth(), m_topmargin);
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if (m_thumb == nullptr || m_thumb->getTotalLength() < 0.1)
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{
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g.setColour(Colours::aqua.darker());
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g.drawText("No file loaded", 2, m_topmargin + 2, getWidth(), 20, Justification::topLeft);
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return;
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}
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g.setColour(Colours::lightslategrey);
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double thumblen = m_thumb->getTotalLength();
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double tick_interval = 1.0;
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if (thumblen > 60.0)
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tick_interval = 5.0;
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for (double secs = 0.0; secs < thumblen; secs += tick_interval)
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{
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float tickxcor = (float)jmap<double>(secs,
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thumblen*m_view_range.getStart(), thumblen*m_view_range.getEnd(), 0.0f, (float)getWidth());
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g.drawLine(tickxcor, 0.0, tickxcor, (float)m_topmargin, 1.0f);
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}
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bool m_use_cached_image = true;
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if (m_use_cached_image == true)
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{
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if (m_waveimage.isValid() == false || m_waveimage.getWidth() != getWidth()
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|| m_waveimage.getHeight() != getHeight() - m_topmargin)
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{
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//Logger::writeToLog("updating cached waveform image");
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m_waveimage = Image(Image::ARGB, getWidth(), getHeight() - m_topmargin, true);
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Graphics tempg(m_waveimage);
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tempg.fillAll(Colours::black);
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tempg.setColour(Colours::darkgrey);
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m_thumb->drawChannels(tempg, { 0,0,getWidth(),getHeight() - m_topmargin },
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thumblen*m_view_range.getStart(), thumblen*m_view_range.getEnd(), 1.0f);
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}
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g.drawImage(m_waveimage, 0, m_topmargin, getWidth(), getHeight() - m_topmargin, 0, 0, getWidth(), getHeight() - m_topmargin);
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}
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else
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{
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//g.fillAll(Colours::black);
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g.setColour(Colours::darkgrey);
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m_thumb->drawChannels(g, { 0,m_topmargin,getWidth(),getHeight() - m_topmargin },
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thumblen*m_view_range.getStart(), thumblen*m_view_range.getEnd(), 1.0f);
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}
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//g.setColour(Colours::darkgrey);
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//m_thumb->drawChannels(g, { 0,m_topmargin,getWidth(),getHeight()-m_topmargin },
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// 0.0, thumblen, 1.0f);
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g.setColour(Colours::white.withAlpha(0.5f));
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int xcorleft = (int)jmap<double>(m_time_sel_start, m_view_range.getStart(), m_view_range.getEnd(), 0, getWidth());
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int xcorright = (int)jmap<double>(m_time_sel_end, m_view_range.getStart(), m_view_range.getEnd(), 0, getWidth());
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g.fillRect(xcorleft, m_topmargin, xcorright - xcorleft, getHeight() - m_topmargin);
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if (m_file_cached.first.getLength() > 0.0 &&
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(bool)ShowFileCacheRange.getValue())
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{
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g.setColour(Colours::red.withAlpha(0.2f));
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xcorleft = (int)jmap<double>(m_file_cached.first.getStart(), m_view_range.getStart(), m_view_range.getEnd(), 0, getWidth());
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xcorright = (int)jmap<double>(m_file_cached.first.getEnd(), m_view_range.getStart(), m_view_range.getEnd(), 0, getWidth());
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g.fillRect(xcorleft, 0, xcorright - xcorleft, m_topmargin / 2);
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xcorleft = (int)jmap<double>(m_file_cached.second.getStart(), m_view_range.getStart(), m_view_range.getEnd(), 0, getWidth());
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xcorright = (int)jmap<double>(m_file_cached.second.getEnd(), m_view_range.getStart(), m_view_range.getEnd(), 0, getWidth());
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if (xcorright - xcorleft>0)
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{
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g.setColour(Colours::blue.withAlpha(0.2f));
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g.fillRect(xcorleft, m_topmargin / 2, xcorright - xcorleft, m_topmargin / 2);
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}
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}
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g.setColour(Colours::white);
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if (CursorPosCallback)
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{
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double pos = jmap<double>(CursorPosCallback(), m_view_range.getStart(), m_view_range.getEnd(), 0, getWidth());
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g.fillRect((int)pos, m_topmargin, 1, getHeight() - m_topmargin);
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}
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g.setColour(Colours::aqua.darker());
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g.drawText(m_curfile.getFullPathName(), 2, m_topmargin + 2, getWidth(), 20, Justification::topLeft);
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}
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void WaveformComponent::setAudioFile(File f)
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{
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if (f.existsAsFile())
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{
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m_waveimage = Image();
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if (m_thumb != nullptr && f == m_curfile) // reloading same file, might happen that the overview needs to be redone...
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m_thumbcache.removeThumb(m_thumb->getHashCode());
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m_thumb->setSource(new FileInputSource(f));
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m_curfile = f;
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}
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else
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{
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m_thumb->setSource(nullptr);
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}
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}
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void WaveformComponent::setAudioBuffer(AudioBuffer<float>* buf, int samplerate, int len)
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{
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m_waveimage = Image();
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m_curfile = File();
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m_thumb->reset(buf->getNumChannels(), samplerate, len);
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m_thumb->addBlock(0, *buf, 0, len);
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}
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void WaveformComponent::timerCallback()
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{
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repaint();
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}
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void WaveformComponent::setFileCachedRange(std::pair<Range<double>, Range<double>> rng)
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{
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m_file_cached = rng;
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//repaint();
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}
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void WaveformComponent::setTimerEnabled(bool b)
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{
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if (b == true)
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startTimer(100);
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else
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stopTimer();
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}
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void WaveformComponent::setViewRange(Range<double> rng)
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{
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m_view_range = rng;
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m_waveimage = Image();
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repaint();
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}
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void WaveformComponent::mouseDown(const MouseEvent & e)
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{
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m_mousedown = true;
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double pos = jmap<double>(e.x, 0, getWidth(), m_view_range.getStart(), m_view_range.getEnd());
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if (e.y < m_topmargin)
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{
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if (SeekCallback)
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SeekCallback(pos);
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m_didseek = true;
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}
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else
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{
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m_time_sel_drag_target = getTimeSelectionEdge(e.x, e.y);
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m_drag_time_start = pos;
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if (m_time_sel_drag_target == 0)
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{
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m_time_sel_start = -1.0;
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m_time_sel_end = -1.0;
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}
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}
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repaint();
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}
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void WaveformComponent::mouseUp(const MouseEvent & /*e*/)
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{
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m_mousedown = false;
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m_didseek = false;
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if (m_didchangetimeselection)
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{
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TimeSelectionChangedCallback(Range<double>(m_time_sel_start, m_time_sel_end), 1);
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m_didchangetimeselection = false;
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}
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}
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void WaveformComponent::mouseDrag(const MouseEvent & e)
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{
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if (m_didseek == true)
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return;
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if (m_time_sel_drag_target == 0)
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{
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m_time_sel_start = m_drag_time_start;
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m_time_sel_end = jmap<double>(e.x, 0, getWidth(), m_view_range.getStart(), m_view_range.getEnd());
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}
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if (m_time_sel_drag_target == 1)
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{
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m_time_sel_start = jmap<double>(e.x, 0, getWidth(), m_view_range.getStart(), m_view_range.getEnd());
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}
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if (m_time_sel_drag_target == 2)
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{
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m_time_sel_end = jmap<double>(e.x, 0, getWidth(), m_view_range.getStart(), m_view_range.getEnd());
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}
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if (m_time_sel_start > m_time_sel_end)
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{
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std::swap(m_time_sel_start, m_time_sel_end);
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if (m_time_sel_drag_target == 1)
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m_time_sel_drag_target = 2;
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else if (m_time_sel_drag_target == 2)
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m_time_sel_drag_target = 1;
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}
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m_time_sel_start = jlimit(0.0, 1.0, m_time_sel_start);
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m_time_sel_end = jlimit(0.0, 1.0, m_time_sel_end);
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if (TimeSelectionChangedCallback)
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{
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if (m_time_sel_end>m_time_sel_start)
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TimeSelectionChangedCallback(Range<double>(m_time_sel_start, m_time_sel_end), 0);
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else
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TimeSelectionChangedCallback(Range<double>(0.0, 1.0), 0);
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}
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m_didchangetimeselection = true;
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repaint();
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}
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void WaveformComponent::mouseMove(const MouseEvent & e)
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{
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m_time_sel_drag_target = getTimeSelectionEdge(e.x, e.y);
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if (m_time_sel_drag_target == 0)
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setMouseCursor(MouseCursor::NormalCursor);
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if (m_time_sel_drag_target == 1)
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setMouseCursor(MouseCursor::LeftRightResizeCursor);
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if (m_time_sel_drag_target == 2)
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setMouseCursor(MouseCursor::LeftRightResizeCursor);
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}
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int WaveformComponent::getTimeSelectionEdge(int x, int y)
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{
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int xcorleft = (int)jmap<double>(m_time_sel_start, m_view_range.getStart(), m_view_range.getEnd(), 0, getWidth());
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int xcorright = (int)jmap<double>(m_time_sel_end, m_view_range.getStart(), m_view_range.getEnd(), 0, getWidth());
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if (juce::Rectangle<int>(xcorleft - 5, m_topmargin, 10, getHeight() - m_topmargin).contains(x, y))
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return 1;
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if (juce::Rectangle<int>(xcorright - 5, m_topmargin, 10, getHeight() - m_topmargin).contains(x, y))
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return 2;
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return 0;
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}
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