Method paint

Source/Components/ArcSpectrogram.cpp:70–180

}

void ArcSpectrogram::paint(juce::Graphics& g) {
  // Set gradient
  g.setColour(Utils::Colour::BACKGROUND);
  g.fillAll();

  // Panel outline
  g.setColour(Utils::Colour::PANEL.darker(0.2f));
  g.fillRoundedRectangle(getLocalBounds().toFloat(), 10);

  // If nothing has been loaded skip image, progress bar will fill in void space
  if (mParameters.ui.specComplete) {
    int imageIndex = mSpecType.getSelectedId() - 1;
    // When loading up a plugin a second time, need to set the ComboBox state,
    // but can't in the constructor so there is the first spot we can enforce
    // it. Without this, the logo will appear when reopening the plugin
    if (imageIndex == -1) {
      mSpecType.setSelectedId(mParameters.ui.specType + 1, juce::dontSendNotification);
      imageIndex = (int)mParameters.ui.specType;
    }
    g.drawImage(mParameters.ui.specImages[imageIndex], mRainbowRect.toFloat(),
                juce::RectanglePlacement(juce::RectanglePlacement::fillDestination), false);
  }

  mSpecType.setVisible(mParameters.ui.specComplete);

  // Note and Candidate can be null while loading new values
  if (!mParameters.ui.specComplete) return;

  // Draw border arcs under clouds
  ParamNote* note = nullptr;
  int genIdx = -1; // Currently selected generator. If >= 0, darken generator's line
  switch (mParameters.getSelectedParams()->type) {
    case ParamType::NOTE: note = dynamic_cast<ParamNote*>(mParameters.getSelectedParams()); break;
    case ParamType::GENERATOR: {
      auto gen = dynamic_cast<ParamGenerator*>(mParameters.getSelectedParams());
      note = mParameters.note.notes[gen->noteIdx].get();
      genIdx = gen->genIdx;
    }
    case ParamType::GLOBAL: break; // Do nothing, leave note as nullptr
    default: break; // do nothing
  }

  // Draw clouds
  g.drawImage(mCloudLeft.getImage(), mCloudLeft.rect, juce::RectanglePlacement::fillDestination);
  g.drawImage(mCloudRight.getImage(), mCloudRight.rect, juce::RectanglePlacement::fillDestination);

  // Draw position lines from active note
  if (note != nullptr) {
    float startRadians = (1.5f * juce::MathConstants<float>::pi);

    juce::Colour noteColour = mParameters.getSelectedParamColour();
    // Draw generator position lines
    for (int i = 0; i < NUM_GENERATORS; ++i) {
      if (genIdx > -1 && genIdx != i) continue;
      ParamCandidate* candidate = note->getCandidate(i);
      if (candidate) {
        // Draw position line where the gen's candidate is
        float endRadians = startRadians + candidate->posRatio * juce::MathConstants<float>::pi;