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Toolbar.cpp
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1778 lines (1467 loc) · 58.7 KB
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/*
// Copyright (c) 2026 Timothy Schoen.
// For information on usage and redistribution, and for a DISCLAIMER OF ALL
// WARRANTIES, see the file, "LICENSE.txt," in this distribution.
*/
#include <juce_gui_basics/juce_gui_basics.h>
#include "Utility/Config.h"
#include "Utility/Fonts.h"
#include "Utility/CircularBuffer.h"
#include "Toolbar.h"
#include "LookAndFeel.h"
#include "PluginProcessor.h"
#include "PluginEditor.h"
#include "Canvas.h"
#include "Connection.h"
#include "Components/BouncingViewport.h"
#include "Components/DraggableNumber.h"
#include "Dialogs/Dialogs.h"
#include "Utility/MidiDeviceManager.h"
class IconTextButton final : public TextButton {
public:
IconTextButton(String const& icon, String const& text)
: icon(icon)
{
setButtonText(text);
}
void setActiveColour(Colour const& background, Colour const& text)
{
activeBackground = background;
activeText = text;
repaint();
}
private:
void paintButton(Graphics& g, bool shouldDrawButtonAsHighlighted, bool shouldDrawButtonAsDown) override
{
auto bounds = getLocalBounds().reduced(4, 0);
bool const on = getToggleState();
// Background
Colour background = on && activeBackground.has_value() ? *activeBackground : PlugDataColours::popupMenuBackgroundColour.contrasting(0.04f);
if (shouldDrawButtonAsDown || shouldDrawButtonAsHighlighted)
background = background.contrasting(0.04f);
g.setColour(background);
g.fillRoundedRectangle(bounds.toFloat(), 4.0f);
// Text + icon colour
Colour const foreground = on && activeBackground.has_value() ? activeText : PlugDataColours::popupMenuTextColour;
g.setColour(foreground);
g.setFont(Fonts::getCurrentFont().withHeight(14.f));
g.drawText(getButtonText(), bounds, Justification::centred, true);
// Icon on the left
auto iconBounds = bounds.removeFromLeft(getHeight());
Fonts::drawIcon(g, icon, iconBounds, foreground, 14);
}
String icon;
std::optional<Colour> activeBackground;
Colour activeText;
};
class VolumeComponent final : public Slider
, public Slider::Listener
, public ToolbarSource::Listener
, public MultiTimer {
float audioLevel[2] = { 0.0f, 0.0f };
float peakLevel[2] = { 0.0f, 0.0f };
int numChannels = 2;
bool clipping[2] = { false, false };
bool peakBarsFade[2] = { true, true };
float fadeFactor = 0.98f;
float lastPeak[2] = { 0.0f };
float lastLevel[2] = { 0.0f };
float repaintTheshold = 0.01f;
class VolumeSliderDecibelPopup final : public Component {
public:
VolumeSliderDecibelPopup()
{
setAlwaysOnTop(true);
}
void paint(Graphics& g) override
{
g.fillAll(PlugDataColours::levelMeterBackgroundColour);
g.setColour(PlugDataColours::toolbarTextColour.withAlpha(0.666f));
g.drawText(String(decibelValue) + "dB", getLocalBounds(), textJustification);
}
void setValue(float const newValue)
{
float realGain;
if (newValue <= 0.8f)
realGain = pow(jmap(newValue, 0.0f, 0.8f, 0.0f, 1.0f), 2.5f);
else
realGain = jmap(newValue, 0.8f, 1.0f, 1.0f, 2.0f);
decibelValue = std::clamp<int>(Decibels::gainToDecibels(realGain), -96, 6);
repaint();
}
void setJustification(Justification const justification)
{
textJustification = justification;
}
int decibelValue = 0;
Justification textJustification = Justification::left;
};
public:
VolumeComponent()
: Slider(Slider::LinearHorizontal, Slider::NoTextBox)
{
setSliderSnapsToMousePosition(false);
addListener(this);
decibelPopup.setAlpha(0.0f);
addChildComponent(decibelPopup);
updater.addAnimator(animator, [this]() {
decibelPopup.setVisible(animationFadeIn);
});
}
void audioLevelChanged(SmallArray<float> peak) override
{
bool needsRepaint = false;
for (int i = 0; i < std::min<int>(peak.size(), 2); i++) {
audioLevel[i] *= fadeFactor;
if (peakBarsFade[i])
peakLevel[i] *= fadeFactor;
if (peak[i] > audioLevel[i]) {
audioLevel[i] = peak[i];
if (peak[i] >= 1.0f)
clipping[i] = true;
else
clipping[i] = false;
}
if (peak[i] > peakLevel[i]) {
peakLevel[i] = peak[i];
peakBarsFade[i] = false;
startTimer(i, 1700);
}
if (std::abs(peakLevel[i] - lastPeak[i]) > repaintTheshold
|| std::abs(audioLevel[i] - lastLevel[i]) > repaintTheshold
|| (peakLevel[i] == 0.0f && lastPeak[i] != 0.0f)
|| (audioLevel[i] == 0.0f && lastLevel[i] != 0.0f)) {
lastPeak[i] = peakLevel[i];
lastLevel[i] = audioLevel[i];
needsRepaint = true;
}
}
if (needsRepaint)
repaint();
}
void timerCallback(int const timerID) override
{
peakBarsFade[timerID] = true;
}
void paint(Graphics& g) override
{
auto const height = getHeight() / 4.0f;
auto const barHeight = height * 0.6f;
auto const halfBarHeight = barHeight * 0.5f;
auto const width = getWidth() - 12.0f;
constexpr auto x = 6.0f;
constexpr auto outerBorderWidth = 2.5f;
auto constexpr doubleOuterBorderWidth = 2.0f * outerBorderWidth;
auto const bgHeight = getHeight() - doubleOuterBorderWidth;
auto const bgWidth = width - doubleOuterBorderWidth;
auto const meterWidth = width - bgHeight;
auto const barWidth = meterWidth - 2;
auto const leftOffset = x + bgHeight * 0.5f;
g.setColour(PlugDataColours::levelMeterBackgroundColour);
g.fillRoundedRectangle(x + outerBorderWidth + 4, outerBorderWidth, bgWidth - 8, bgHeight, Corners::defaultCornerRadius);
for (int ch = 0; ch < numChannels; ch++) {
auto const barYPos = outerBorderWidth + (ch + 1) * (bgHeight / 3.0f) - halfBarHeight;
auto const barLength = jmin(audioLevel[ch] * barWidth, barWidth);
auto const peekPos = jmin(peakLevel[ch] * barWidth, barWidth);
if (peekPos > 1) {
g.setColour(clipping[ch] ? Colours::red : PlugDataColours::levelMeterActiveColour);
g.fillRect(leftOffset, barYPos, barLength, barHeight);
g.fillRect(leftOffset + peekPos, barYPos, 1.0f, barHeight);
}
}
auto const backgroundColour = PlugDataColours::levelMeterThumbColour;
auto const value = getValue();
auto const thumbSize = getHeight() * 0.66f;
auto const position = Point<float>(margin + value * (getWidth() - margin * 2), getHeight() * 0.5f);
auto thumb = Rectangle<float>(thumbSize, thumbSize).withCentre(position);
thumb = thumb.withSizeKeepingCentre(thumb.getWidth() - 12, thumb.getHeight());
g.setColour(backgroundColour.darker(thumb.contains(getMouseXYRelative().toFloat()) ? 0.3f : 0.0f).withAlpha(0.8f));
g.fillRoundedRectangle(thumb, Corners::defaultCornerRadius * 0.5f);
}
void resized() override
{
setMouseDragSensitivity(getWidth() - margin * 2);
}
void sliderValueChanged(Slider*) override
{
updatePopup(getMouseXYRelative(), isMouseButtonDown());
}
void updatePopup(Point<int> const mousePosition, bool isDragging)
{
auto const value = getValue();
auto const thumbSize = getHeight() * 0.7f;
auto const sliderPosition = Point<int>(margin + value * (getWidth() - margin * 2), getHeight() * 0.5f);
auto const thumb = Rectangle<int>(thumbSize, thumbSize).withCentre(sliderPosition);
decibelPopup.setValue(value);
if (auto const shouldBeVisible = (thumb.contains(mousePosition) || isDragging)) {
if (value > 0.5f) {
decibelPopup.setBounds(Rectangle<int>(18, 2, 40, getHeight() - 4));
decibelPopup.setJustification(Justification::left);
} else {
decibelPopup.setBounds(Rectangle<int>(getWidth() - 50, 2, 40, getHeight() - 4));
decibelPopup.setJustification(Justification::right);
}
if (shouldBeVisible != decibelPopup.isVisible()) {
animationFadeIn = true;
decibelPopup.setVisible(true);
animator.start();
}
} else {
if (shouldBeVisible != decibelPopup.isVisible()) {
animationFadeIn = false;
animator.start();
}
}
}
void mouseEnter(MouseEvent const& e) override
{
repaint();
Slider::mouseEnter(e);
updatePopup(e.getPosition(), false);
}
void mouseExit(MouseEvent const& e) override
{
repaint();
Slider::mouseExit(e);
updatePopup(e.getPosition(), false);
}
void mouseMove(MouseEvent const& e) override
{
repaint();
Slider::mouseMove(e);
updatePopup(e.getPosition(), false);
}
void mouseUp(MouseEvent const& e) override
{
repaint();
Slider::mouseUp(e);
}
void mouseDown(MouseEvent const& e) override
{
if (!e.mods.isLeftButtonDown())
return;
repaint();
Slider::mouseDown(e);
}
private:
VolumeSliderDecibelPopup decibelPopup;
int margin = 18;
bool animationFadeIn = false;
VBlankAnimatorUpdater updater { this };
Animator animator = ValueAnimatorBuilder { }
.withDurationMs(270)
.withEasing(Easings::createEaseInOutCubic())
.withValueChangedCallback([this](float v) {
decibelPopup.setAlpha(animationFadeIn ? v : (1.0f - v));
})
.build();
JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(VolumeComponent)
};
// Stores the last N messages. Safe to access from the message thread only.
class MIDIListModel {
public:
void addMessage(MidiMessage const& message, bool isInput)
{
messages.add({ isInput, message });
if (messages.size() > 1000) {
messages.erase(messages.begin(), messages.begin() + (messages.size() - 1000));
}
NullCheckedInvocation::invoke(onChange);
}
void clear()
{
messages.clear();
NullCheckedInvocation::invoke(onChange);
}
std::pair<bool, MidiMessage> const& operator[](size_t const ind) const { return messages[messages.size() - ind - 1]; }
size_t size() const { return messages.size(); }
std::function<void()> onChange;
private:
static constexpr auto numToStore = 1000;
HeapArray<std::pair<bool, MidiMessage>> messages;
};
class MIDIHistory final : public Component
, private TableListBoxModel {
enum {
messageColumn = 1,
channelColumn,
dataColumn
};
public:
explicit MIDIHistory(PluginEditor* editor, MIDIListModel& model)
: messages(model)
, bouncer(table.getViewport())
{
addAndMakeVisible(table);
table.setColour(ListBox::backgroundColourId, Colours::transparentBlack);
table.setModel(this);
table.setClickingTogglesRowSelection(false);
table.setHeader([&] {
auto header = std::make_unique<TableHeaderComponent>();
header->addColumn("Type", messageColumn, 110, 30, -1, TableHeaderComponent::visible | TableHeaderComponent::appearsOnColumnMenu);
header->addColumn("Ch.", channelColumn, 45, 30, -1, TableHeaderComponent::visible | TableHeaderComponent::appearsOnColumnMenu);
header->addColumn("Message", dataColumn, 125, 30, -1, TableHeaderComponent::visible | TableHeaderComponent::appearsOnColumnMenu);
return header;
}());
table.getViewport()->setScrollBarsShown(true, false, false, false);
table.getViewport()->setViewPositionProportionately(0.0f, 1.0f);
midiHistoryTitle.setText("MIDI history", dontSendNotification);
midiHistoryTitle.setFont(Fonts::getBoldFont().withHeight(14.0f));
midiHistoryTitle.setJustificationType(Justification::centred);
addAndMakeVisible(midiHistoryTitle);
midiSettingsButton.onClick = [this, editor] {
Dialogs::showSettingsDialog(editor, 1);
closeCalloutBox();
};
addAndMakeVisible(midiSettingsButton);
messages.onChange = [&] { table.updateContent(); };
setSize(278, 200);
}
void closeCalloutBox()
{
MessageManager::callAsync([_callout = SafePointer(findParentComponentOfClass<CallOutBox>())]() {
if (_callout)
_callout->dismiss();
});
}
void paint(Graphics& g) override
{
g.setColour(PlugDataColours::levelMeterBackgroundColour);
g.fillRoundedRectangle(getLocalBounds().reduced(6, 32).toFloat(), Corners::defaultCornerRadius);
g.setColour(PlugDataColours::outlineColour);
g.drawLine(6, 58, getWidth() - 6, 58);
}
~MIDIHistory() override { messages.onChange = nullptr; }
void resized() override
{
auto bounds = getLocalBounds();
midiHistoryTitle.setBounds(0, 6, getWidth(), 20);
midiSettingsButton.setBounds(bounds.removeFromBottom(32).reduced(2, 4).withTrimmedTop(1));
table.setBounds(bounds.withTrimmedTop(32).reduced(6, 0));
}
private:
int getNumRows() override { return static_cast<int>(messages.size()); }
void paintRowBackground(Graphics&, int, int, int, bool) override { }
void paintCell(Graphics&, int, int, int, int, bool) override { }
Component* refreshComponentForCell(int const rowNumber,
int const columnId,
bool,
Component* existingComponentToUpdate) override
{
delete existingComponentToUpdate;
auto const index = static_cast<int>(messages.size()) - 1 - rowNumber;
auto const message = messages[static_cast<size_t>(index)];
auto* label = new Label({ }, [&] {
auto const direction = message.first ? "In: " : "Out: ";
switch (columnId) {
case messageColumn:
return direction + getEventString(message.second);
// case timeColumn: return String (message.getTimeStamp());
case channelColumn:
return String(message.second.getChannel());
case dataColumn:
return getDataString(message.second);
default:
break;
}
jassertfalse;
return String();
}());
label->setFont(Fonts::getDefaultFont().withHeight(14.0f));
return label;
}
static String getEventString(MidiMessage const& m)
{
if (m.isNoteOn())
return "Note on";
if (m.isNoteOff())
return "Note off";
if (m.isProgramChange())
return "Pgm. change";
if (m.isPitchWheel())
return "Pitch wheel";
if (m.isAftertouch())
return "Aftertouch";
if (m.isChannelPressure())
return "Ch. pressure";
if (m.isAllNotesOff())
return "All notes off";
if (m.isAllSoundOff())
return "All sound off";
if (m.isMetaEvent())
return "Meta event";
if (m.isController()) {
return "Ctl. " + String(m.getControllerNumber());
}
return String::toHexString(m.getRawData(), m.getRawDataSize());
}
static String getDataString(MidiMessage const& m)
{
if (m.isNoteOn())
return MidiMessage::getMidiNoteName(m.getNoteNumber(), true, true, 3) + " Velocity " + String(m.getVelocity());
if (m.isNoteOff())
return MidiMessage::getMidiNoteName(m.getNoteNumber(), true, true, 3) + " Velocity " + String(m.getVelocity());
if (m.isProgramChange())
return String(m.getProgramChangeNumber());
if (m.isPitchWheel())
return String(m.getPitchWheelValue());
if (m.isAftertouch())
return MidiMessage::getMidiNoteName(m.getNoteNumber(), true, true, 3) + ": " + String(m.getAfterTouchValue());
if (m.isChannelPressure())
return String(m.getChannelPressureValue());
if (m.isController())
return String(m.getControllerValue());
return { };
}
MIDIListModel& messages;
TableListBox table;
Label midiHistoryTitle;
BouncingViewportAttachment bouncer;
IconTextButton midiSettingsButton = IconTextButton(Icons::MIDI, "MIDI Settings...");
;
};
class MIDIBlinker final : public Component
, public ToolbarSource::Listener
, public SettableTooltipClient {
public:
MIDIBlinker()
{
setTooltip("MIDI activity");
setRepaintsOnMouseActivity(true);
lookAndFeelChanged();
}
void lookAndFeelChanged() override
{
activeColour = PlugDataColours::levelMeterActiveColour;
bgColour = PlugDataColours::levelMeterBackgroundColour;
textColour = PlugDataColours::toolbarTextColour;
}
void paint(Graphics& g) override
{
auto const isHovered = isMouseOver() || currentCalloutBox;
Fonts::drawIcon(g, Icons::MIDI, getLocalBounds().removeFromLeft(16).withTrimmedTop(1), textColour.brighter(isHovered ? 0.8f : 0.0f), 13);
auto const offsetY = getHeight() / 4.0f;
constexpr auto offsetX = 20.0f;
auto const midiInPos = Point<float>(offsetX, offsetY);
auto const midiOutPos = Point<float>(offsetX, offsetY * 2.4f);
g.setColour(blinkMidiIn ? activeColour : bgColour.brighter(isHovered ? 0.2f : 0.0f));
g.fillEllipse(midiInPos.x, midiInPos.y, 5, 5);
g.setColour(blinkMidiOut ? activeColour : bgColour.brighter(isHovered ? 0.2f : 0.0f));
g.fillEllipse(midiOutPos.x, midiOutPos.y, 5, 5);
}
void midiReceivedChanged(bool const midiReceived) override
{
blinkMidiIn = midiReceived;
repaint();
}
void midiSentChanged(bool const midiSent) override
{
blinkMidiOut = midiSent;
repaint();
}
void midiMessageReceived(MidiMessage const& midiReceived) override
{
messages.addMessage(midiReceived, true);
}
void midiMessageSent(MidiMessage const& midiSent) override
{
messages.addMessage(midiSent, false);
}
void mouseDown(MouseEvent const& e) override
{
if (!e.mods.isLeftButtonDown())
return;
// check if the callout is active, otherwise mouse down / up will trigger callout box again
if (isCallOutBoxActive) {
isCallOutBoxActive = false;
}
}
void mouseUp(MouseEvent const& e) override
{
if (!e.mods.isLeftButtonDown())
return;
if (!isCallOutBoxActive) {
auto* editor = findParentComponentOfClass<PluginEditor>();
auto midiLogger = std::make_unique<MIDIHistory>(editor, messages);
currentCalloutBox = &editor->showCalloutBox(std::move(midiLogger), getScreenBounds());
isCallOutBoxActive = true;
} else {
isCallOutBoxActive = false;
}
}
bool blinkMidiIn = false;
bool blinkMidiOut = false;
bool isCallOutBoxActive = false;
MIDIListModel messages;
Colour activeColour;
Colour bgColour;
Colour textColour;
static inline SafePointer<CallOutBox> currentCalloutBox = nullptr;
};
class CPUHistoryGraph final : public Component {
public:
CPUHistoryGraph(CircularBuffer<float>& history, int const length)
: historyLength(length)
, historyGraph(history)
{
mappingMode = SettingsFile::getInstance()->getPropertyAsValue("cpu_meter_mapping_mode").getValue();
}
void resized() override
{
bounds = getLocalBounds().reduced(6);
roundedClip.addRoundedRectangle(bounds, Corners::defaultCornerRadius * 0.75f);
}
void paint(Graphics& g) override
{
// clip the rectangle to rounded corners
g.saveState();
g.reduceClipRegion(roundedClip);
g.setColour(PlugDataColours::levelMeterBackgroundColour);
g.fillRect(bounds);
auto bottom = bounds.getBottom();
auto height = bounds.getHeight();
auto const points = historyLength;
auto const distribute = static_cast<float>(bounds.getWidth()) / points;
Path graphTopLine;
auto getCPUScaledY = [this, bottom, height](float const value) -> float {
float graphValue;
switch (mappingMode) {
case 1:
graphValue = pow(value, 1.0f / 1.5f);
break;
case 2:
graphValue = pow(value, 1.0f / 3.5f);
break;
default:
graphValue = value;
break;
}
return bottom - height * graphValue;
};
auto const startPoint = Point<float>(bounds.getTopLeft().getX(), getCPUScaledY(0));
graphTopLine.startNewSubPath(startPoint);
auto lastValues = historyGraph.last(points);
for (int i = 0; i < points; i++) {
auto const xPos = i * distribute + bounds.getTopLeft().getX() + distribute;
auto const newPoint = Point<float>(xPos, getCPUScaledY(lastValues[i] * 0.01f));
graphTopLine.lineTo(newPoint);
}
Path graphFilled = graphTopLine;
graphFilled.lineTo(bounds.getBottomRight().toFloat());
graphFilled.lineTo(bounds.getBottomLeft().toFloat());
graphFilled.closeSubPath();
g.setColour(PlugDataColours::levelMeterActiveColour.withAlpha(0.3f));
g.fillPath(graphFilled);
g.setColour(PlugDataColours::levelMeterActiveColour);
g.strokePath(graphTopLine, PathStrokeType(1.0f));
g.restoreState();
}
void updateMapping(int const mapping)
{
if (mappingMode != mapping) {
mappingMode = mapping;
repaint();
}
}
private:
int historyLength;
CircularBuffer<float>& historyGraph;
Rectangle<int> bounds;
Path roundedClip;
int mappingMode;
JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(CPUHistoryGraph);
};
class CPUMeterPopup final : public Component {
public:
CPUMeterPopup(CircularBuffer<float>& history, CircularBuffer<float>& longHistory)
{
cpuGraph = std::make_unique<CPUHistoryGraph>(history, 200);
cpuGraphLongHistory = std::make_unique<CPUHistoryGraph>(longHistory, 300);
addAndMakeVisible(cpuGraph.get());
addAndMakeVisible(cpuGraphLongHistory.get());
fastGraphTitle.setText("CPU usage recent", dontSendNotification);
fastGraphTitle.setFont(Fonts::getBoldFont().withHeight(14.0f));
fastGraphTitle.setJustificationType(Justification::centred);
addAndMakeVisible(fastGraphTitle);
slowGraphTitle.setText("CPU usage last 5 minutes", dontSendNotification);
slowGraphTitle.setFont(Fonts::getBoldFont().withHeight(14.0f));
slowGraphTitle.setJustificationType(Justification::centred);
addAndMakeVisible(slowGraphTitle);
linear.setConnectedEdges(TextButton::ConnectedEdgeFlags::ConnectedOnRight);
logA.setConnectedEdges(TextButton::ConnectedEdgeFlags::ConnectedOnLeft | TextButton::ConnectedEdgeFlags::ConnectedOnRight);
logB.setConnectedEdges(TextButton::ConnectedEdgeFlags::ConnectedOnLeft);
auto buttons = SmallArray<TextButton*> { &linear, &logA, &logB };
int i = 0;
for (auto* button : buttons) {
button->setRadioGroupId(hash("cpu_meter_mapping_mode"));
button->setClickingTogglesState(true);
button->onClick = [this, i] {
SettingsFile::getInstance()->setProperty("cpu_meter_mapping_mode", i);
cpuGraph->updateMapping(i);
cpuGraphLongHistory->updateMapping(i);
};
button->setColour(TextButton::textColourOffId, PlugDataColours::popupMenuTextColour);
button->setColour(TextButton::textColourOnId, PlugDataColours::popupMenuTextColour);
button->setColour(TextButton::buttonColourId, PlugDataColours::popupMenuBackgroundColour.contrasting(0.04f));
button->setColour(TextButton::buttonOnColourId, PlugDataColours::popupMenuBackgroundColour.contrasting(0.075f));
button->setColour(ComboBox::outlineColourId, Colours::transparentBlack);
addAndMakeVisible(button);
i++;
}
auto const currentMappingMode = SettingsFile::getInstance()->getProperty<int>("cpu_meter_mapping_mode");
buttons[currentMappingMode]->setToggleState(true, dontSendNotification);
setSize(212, 177);
}
~CPUMeterPopup() override
{
onClose();
}
void resized() override
{
fastGraphTitle.setBounds(0, 6, getWidth(), 20);
cpuGraph->setBounds(0, fastGraphTitle.getBottom(), getWidth(), 50);
slowGraphTitle.setBounds(0, cpuGraph->getBottom(), getWidth(), 20);
cpuGraphLongHistory->setBounds(0, slowGraphTitle.getBottom(), getWidth(), 50);
auto b = getLocalBounds().withTop(cpuGraphLongHistory->getBottom() + 5).reduced(6, 0).withHeight(20);
auto const buttonWidth = getWidth() / 3;
linear.setBounds(b.removeFromLeft(buttonWidth));
logA.setBounds(b.removeFromLeft(buttonWidth).expanded(1, 0));
logB.setBounds(b.removeFromLeft(buttonWidth).expanded(1, 0));
}
std::function<void()> getUpdateFunc()
{
return [this] {
this->update();
};
}
std::function<void()> getUpdateFuncLongHistory()
{
return [this] {
this->updateLong();
};
}
std::function<void()> onClose = [] { };
private:
void update()
{
cpuGraph->repaint();
}
void updateLong()
{
cpuGraphLongHistory->repaint();
}
Label fastGraphTitle;
Label slowGraphTitle;
std::unique_ptr<CPUHistoryGraph> cpuGraph;
std::unique_ptr<CPUHistoryGraph> cpuGraphLongHistory;
TextButton linear = TextButton("Linear");
TextButton logA = TextButton("Log A");
TextButton logB = TextButton("Log B");
JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(CPUMeterPopup);
};
class CPUMeter final : public Component
, public ToolbarSource::Listener
, public Timer
, public SettableTooltipClient {
public:
CPUMeter()
{
startTimer(1000);
setTooltip("CPU usage");
setRepaintsOnMouseActivity(true);
}
void paint(Graphics& g) override
{
Colour textColour;
if (isMouseOver() || currentCalloutBox)
textColour = PlugDataColours::toolbarTextColour.brighter(0.8f);
else
textColour = PlugDataColours::toolbarTextColour;
Fonts::drawIcon(g, Icons::CPU, getLocalBounds().removeFromLeft(16), textColour, 14);
Fonts::drawFittedText(g, String(cpuUsageToDraw) + "%", getLocalBounds().withTrimmedLeft(22).withTrimmedTop(1), textColour, 1, 0.9f, 13.5, Justification::centredLeft);
}
void timerCallback() override
{
auto const lastCpuUsage = cpuUsage.last();
auto const oldCpuUsage = cpuUsageToDraw;
cpuUsageToDraw = round(lastCpuUsage);
cpuUsageLongHistory.push(lastCpuUsage);
updateCPUGraphLong();
if (oldCpuUsage != cpuUsageToDraw)
repaint();
}
void mouseDown(MouseEvent const& e) override
{
if (!e.mods.isLeftButtonDown())
return;
// check if the callout is active, otherwise mouse down / up will trigger callout box again
if (isCallOutBoxActive) {
isCallOutBoxActive = false;
}
}
void mouseUp(MouseEvent const& e) override
{
if (!e.mods.isLeftButtonDown())
return;
if (!isCallOutBoxActive) {
auto cpuHistory = std::make_unique<CPUMeterPopup>(cpuUsage, cpuUsageLongHistory);
updateCPUGraph = cpuHistory->getUpdateFunc();
updateCPUGraphLong = cpuHistory->getUpdateFuncLongHistory();
cpuHistory->onClose = [this] {
updateCPUGraph = [] { };
updateCPUGraphLong = [] { };
repaint();
};
auto* editor = findParentComponentOfClass<PluginEditor>();
currentCalloutBox = &editor->showCalloutBox(std::move(cpuHistory), getScreenBounds());
isCallOutBoxActive = true;
} else {
isCallOutBoxActive = false;
}
}
void cpuUsageChanged(float const newCpuUsage) override
{
cpuUsage.push(newCpuUsage);
updateCPUGraph();
}
std::function<void()> updateCPUGraph = [] { };
std::function<void()> updateCPUGraphLong = [] { };
static inline SafePointer<CallOutBox> currentCalloutBox = nullptr;
bool isCallOutBoxActive = false;
CircularBuffer<float> cpuUsage = CircularBuffer<float>(256);
CircularBuffer<float> cpuUsageLongHistory = CircularBuffer<float>(512);
int cpuUsageToDraw = 0;
JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(CPUMeter);
};
ToolbarSource::ToolbarSource()
{
startTimerHz(30);
}
void ToolbarSource::setSampleRate(double const newSampleRate)
{
sampleRate = static_cast<int>(newSampleRate);
}
void ToolbarSource::setBufferSize(int const bufferSize)
{
this->bufferSize = bufferSize;
}
void ToolbarSource::process(MidiBuffer const& midiInput, MidiBuffer const& midiOutput)
{
for (auto event : midiOutput)
lastMidiSent.enqueue(event.getMessage());
for (auto event : midiInput)
lastMidiReceived.enqueue(event.getMessage());
auto hasRealEvents = [](MidiBuffer const& buffer) {
return std::ranges::any_of(buffer,
[](auto const& event) {
return !event.getMessage().isSysEx();
});
};
auto const nowInMs = Time::getMillisecondCounter();
if (hasRealEvents(midiOutput))
lastMidiSentTime.store(nowInMs);
if (hasRealEvents(midiInput))
lastMidiReceivedTime.store(nowInMs);
}
void ToolbarSource::prepareToPlay(int const nChannels)
{
peakBuffer.reset(sampleRate, nChannels);
}
void ToolbarSource::timerCallback()
{
auto const currentTime = Time::getMillisecondCounter();
auto const hasReceivedMidi = currentTime - lastMidiReceivedTime.load() < 700;
auto const hasSentMidi = currentTime - lastMidiSentTime.load() < 700;
auto const hasProcessedAudio = currentTime - lastAudioProcessedTime.load() < 700;
if (hasReceivedMidi != midiReceivedState) {
midiReceivedState = hasReceivedMidi;
for (auto* listener : listeners)
listener->midiReceivedChanged(hasReceivedMidi);
}
if (hasSentMidi != midiSentState) {
midiSentState = hasSentMidi;
for (auto* listener : listeners)
listener->midiSentChanged(hasSentMidi);
}
MidiMessage message;
while (lastMidiSent.try_dequeue(message)) {
for (auto* listener : listeners)
listener->midiMessageSent(message);
}
while (lastMidiReceived.try_dequeue(message)) {
for (auto* listener : listeners)
listener->midiMessageReceived(message);
}
if (hasProcessedAudio != audioProcessedState) {
audioProcessedState = hasProcessedAudio;
for (auto* listener : listeners)
listener->audioProcessedChanged(hasProcessedAudio);
}
auto const peak = peakBuffer.getPeak();
for (auto* listener : listeners) {
listener->audioLevelChanged(peak);
listener->cpuUsageChanged(cpuUsage.load());
listener->recordingTimeChanged(recorderTime.load());
}
}
void ToolbarSource::addListener(Listener* l)
{
listeners.add(l);
}
void ToolbarSource::removeListener(Listener* l)
{
listeners.remove_one(l);
}
void ToolbarSource::setCPUUsage(float const cpu)
{
cpuUsage.store(cpu);
}
void ToolbarSource::setRecorderTime(float const time)
{
recorderTime.store(time);
}
// Used to display status icons for DAW latency, oversampling, recording
class StatusBadge final : public Component {