c89c1558e3
- fixed passthrough when capturing - added declicking fades when bypassing input passthrough, playback, and recording - layout tweaks for extra small windows - waveform scrollbar improvements, visible edge drag handles, and allows dragging from anywhere - minor visual tweaks - license header mods, and LICENSE file consolidation
512 lines
14 KiB
C++
512 lines
14 KiB
C++
// SPDX-License-Identifier: GPLv3-or-later WITH Appstore-exception
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// Copyright (C) 2017 Xenakios
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// Copyright (C) 2020 Jesse Chappell
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#include "envelope_component.h"
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EnvelopeComponent::EnvelopeComponent(CriticalSection* cs) : m_cs(cs)
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{
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OnEnvelopeEdited = [](breakpoint_envelope*) {};
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setWantsKeyboardFocus(true);
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YFromNormalized = [](double x) { return x; };
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XFromNormalized = [](double x) { return x; };
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addChildComponent(&m_bubble);
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setOpaque(true);
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#if JUCE_IOS
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m_menubutton.setButtonText("...");
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m_menubutton.onClick = [this]() {
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showPopupMenu();
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};
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addAndMakeVisible(&m_menubutton);
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#endif
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}
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EnvelopeComponent::~EnvelopeComponent()
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{
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}
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void EnvelopeComponent::show_bubble(int x, int y, const envelope_point& node)
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{
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double scaledtime = XFromNormalized(node.pt_x);
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double scaledvalue = YFromNormalized(node.pt_y);
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x -= 50;
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if (x < 0)
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x = 0;
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if (x + 100 > getWidth())
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x = getWidth() - 100;
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if (y < 0)
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y = 0;
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if (y + 20 > getHeight())
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y = getHeight() - 20;
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AttributedString temp(String::formatted("%.2f %.2f", scaledtime, scaledvalue));
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temp.setColour(Colours::white);
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m_bubble.showAt({ x,y,100,20 }, temp , 5000);
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}
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void EnvelopeComponent::resized()
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{
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#if JUCE_IOS
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int butw = 38;
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int buth = 34;
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m_menubutton.setBounds((getWidth() - butw)/2, 1, butw, buth);
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#endif
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}
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void EnvelopeComponent::paint(Graphics& g)
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{
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float targsize = 10.0;
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#if JUCE_IOS
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targsize = 16.0;
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#endif
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if (!EnvelopeUnderlayDraw)
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{
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g.fillAll(Colours::black);
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g.setColour(Colours::white.darker());
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juce::Rectangle<int> rect(0, 0, getWidth(), getHeight());
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g.setFont(15.0);
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}
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else
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{
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g.saveState();
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EnvelopeUnderlayDraw(this, g);
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g.restoreState();
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}
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if (m_envelope == nullptr)
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{
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g.drawText("No envelope set", 10, 10, getWidth(), getHeight(), Justification::centred);
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return;
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}
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if (m_envelope.use_count() == 1)
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{
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g.drawText("Envelope is orphaned (may be a bug)", 10, 10, getWidth(), getHeight(), Justification::centred);
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return;
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}
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int freqdivs = jmax(2, jmin(10, (int) (getWidth() / 60.0f)));
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int divwidth = getWidth() / freqdivs;
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for (int i = 0; i < freqdivs; ++i)
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{
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double norm = 1.0 / freqdivs * i;
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double hz = XFromNormalized(norm);
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int xcor = divwidth * i;
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g.drawFittedText(String(hz, 1), xcor, getHeight() - 20, divwidth, 20, Justification::topLeft, 1);
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}
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String name = m_envelope->GetName();
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if (name.isEmpty() == true)
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name = "Untitled envelope";
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g.drawText(name, 10, 10, getWidth(), getHeight(), Justification::topLeft);
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auto draw_env = [this, &g](Colour envcolor, bool drawTransformed, float linethickness)
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{
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g.setColour(envcolor);
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double y0 = 0.0;
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if (drawTransformed==false)
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y0 = m_envelope->GetInterpolatedEnvelopeValue(0.0);
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else y0 = m_envelope->getTransformedValue(0.0);
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const int drawstep = 1;
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for (int i = 1; i < getWidth(); ++i)
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{
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double env_x = 1.0 / getWidth()*i;
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double y1 = 0.0;
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if (drawTransformed==false)
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y1 = m_envelope->GetInterpolatedEnvelopeValue(env_x);
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else y1 = m_envelope->getTransformedValue(env_x);
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double foo_y0 = (double)getHeight() - jmap<double>(y0, m_view_start_value, m_view_end_value, 0.0, getHeight());
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double foo_y1 = (double)getHeight() - jmap<double>(y1, m_view_start_value, m_view_end_value, 0.0, getHeight());
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g.drawLine((float)i, foo_y0, (float)i + 1, foo_y1, linethickness);
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y0 = y1;
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}
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};
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draw_env(m_env_color, false, 1.0f);
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draw_env(Colours::aquamarine.darker(), true, 1.0f);
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for (int i = 0; i < m_envelope->GetNumPoints(); ++i)
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{
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const envelope_point& pt = m_envelope->GetNodeAtIndex(i);
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double xcor = jmap(pt.pt_x, m_view_start_time, m_view_end_time, 0.0, (double)getWidth());
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double ycor = (double)getHeight() - jmap(pt.pt_y, m_view_start_value, m_view_end_value, 0.0, (double)getHeight());
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g.setColour(Colours::white);
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if (pt.Status == 0)
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g.drawRect((float)xcor - targsize*0.5f, (float)ycor - targsize*0.5f, targsize, targsize, 1.0f);
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else g.fillRect((float)xcor - targsize*0.5f, (float)ycor - targsize*0.5f, targsize, targsize);
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}
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}
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void EnvelopeComponent::changeListenerCallback(ChangeBroadcaster*)
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{
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repaint();
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}
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void EnvelopeComponent::timerCallback(int)
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{
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}
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void EnvelopeComponent::set_envelope(std::shared_ptr<breakpoint_envelope> env, String name)
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{
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m_envelope = env;
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m_name = name;
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repaint();
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}
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void EnvelopeComponent::mouseDrag(const MouseEvent& ev)
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{
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if (m_envelope == nullptr)
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return;
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if (m_segment_drag_info.first >= 0 && ev.mods.isAltDown())
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{
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double dist = jmap<double>(ev.getDistanceFromDragStartX(), -300.0, 300.0, -1.0, 1.0);
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m_envelope->performRelativeTransformation([dist, this](int index, envelope_point& point)
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{
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if (index == m_segment_drag_info.first)
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{
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point.ShapeParam1 += dist;
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m_segment_drag_info.second = true;
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}
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});
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repaint();
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return;
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}
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if (m_segment_drag_info.first >= 0)
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{
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double dist = jmap<double>(ev.getDistanceFromDragStartY(), -getHeight(), getHeight(), -1.0, 1.0);
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m_envelope->adjustEnvelopeSegmentValues(m_segment_drag_info.first, -dist);
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m_envelope->updateMinMaxValues();
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repaint();
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return;
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}
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if (m_node_to_drag >= 0)
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{
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//Logger::writeToLog("trying to move pt " + String(m_node_to_drag));
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envelope_point& pt = m_envelope->GetNodeAtIndex(m_node_to_drag);
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double left_bound = m_view_start_time;
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double right_bound = m_view_end_time;
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if (m_node_to_drag > 0 )
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{
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left_bound = m_envelope->GetNodeAtIndex(m_node_to_drag - 1).pt_x;
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}
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if (m_node_to_drag < m_envelope->GetNumPoints() - 1)
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{
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right_bound = m_envelope->GetNodeAtIndex(m_node_to_drag + 1).pt_x;
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}
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double normx = jmap((double)ev.x - m_touch_offset.x, 0.0, (double)getWidth(), m_view_start_time, m_view_end_time);
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double normy = jmap((double)getHeight() - (ev.y - m_touch_offset.y ), 0.0, (double)getHeight(), m_view_start_value, m_view_end_value);
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pt.pt_x=jlimit(left_bound+0.001, right_bound - 0.001, normx);
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pt.pt_y=jlimit(0.0,1.0,normy);
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m_envelope->updateMinMaxValues();
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m_last_tip = String(pt.pt_x, 2) + " " + String(pt.pt_y, 2);
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show_bubble(ev.x, ev.y, pt);
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m_node_that_was_dragged = m_node_to_drag;
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repaint();
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return;
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}
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}
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void EnvelopeComponent::mouseMove(const MouseEvent & ev)
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{
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if (m_envelope == nullptr)
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return;
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m_node_to_drag = find_hot_envelope_point(ev.x, ev.y);
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if (m_node_to_drag >= 0)
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{
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if (m_mouse_down == false)
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{
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#if !JUCE_IOS
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show_bubble(ev.x, ev.y, m_envelope->GetNodeAtIndex(m_node_to_drag));
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setMouseCursor(MouseCursor::PointingHandCursor);
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#endif
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}
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}
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else
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{
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int temp = findHotEnvelopeSegment(ev.x, ev.y, true);
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if (temp>=0)
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setMouseCursor(MouseCursor::UpDownResizeCursor);
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else
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setMouseCursor(MouseCursor::NormalCursor);
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m_bubble.setVisible(false);
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}
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}
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void EnvelopeComponent::showPopupMenu()
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{
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PopupMenu menu;
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PopupMenu::Options opts;
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menu.addItem(1, "Reset");
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menu.addItem(5, "Delete selected");
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menu.addItem(2, "Invert");
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menu.addItem(3, "Wrap envelope X transform", true, m_envelope->m_transform_wrap_x);
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menu.addItem(4, "Envelope Y random linear interpolation", true, m_envelope->m_transform_y_random_linear_interpolation);
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#if JUCE_IOS
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opts = opts.withStandardItemHeight(34);
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#endif
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auto callback = [this] (int r) {
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if (r == 1)
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{
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ScopedLock locker(*m_cs);
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m_envelope->ResetEnvelope();
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}
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else if (r == 2)
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{
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for (int i = 0; i < m_envelope->GetNumPoints(); ++i)
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{
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double val = 1.0 - m_envelope->GetNodeAtIndex(i).pt_y;
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m_envelope->GetNodeAtIndex(i).pt_y = val;
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}
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}
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else if (r == 3)
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{
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toggleBool(m_envelope->m_transform_wrap_x);
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}
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else if (r == 4)
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{
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toggleBool(m_envelope->m_transform_y_random_linear_interpolation);
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}
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else if (r == 5)
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{
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deleteSelectedNodes();
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}
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repaint();
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};
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if (!JUCEApplicationBase::isStandaloneApp()) {
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opts = opts.withParentComponent(this);
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}
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menu.showMenuAsync(opts, callback);
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}
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void EnvelopeComponent::mouseDown(const MouseEvent & ev)
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{
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if (m_envelope == nullptr)
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return;
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if (ev.mods.isRightButtonDown() == true)
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{
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showPopupMenu();
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return;
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}
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m_node_to_drag = find_hot_envelope_point(ev.x, ev.y);
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m_touch_offset = {0, 0};
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m_mouse_down = true;
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m_segment_drag_info = { findHotEnvelopeSegment(ev.x, ev.y, true),false };
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if (m_segment_drag_info.first >= 0)
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{
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m_envelope->beginRelativeTransformation();
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return;
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}
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if (m_node_to_drag >= 0 && ev.mods.isAltDown() == true)
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{
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if (m_envelope->GetNumPoints() < 2)
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{
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m_bubble.showAt({ ev.x,ev.y, 0,0 }, AttributedString("Can't remove last node"), 3000, false, false);
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return;
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}
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m_cs->enter();
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m_envelope->DeleteNode(m_node_to_drag);
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m_cs->exit();
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m_envelope->updateMinMaxValues();
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m_node_to_drag = -1;
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OnEnvelopeEdited(m_envelope.get());
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repaint();
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return;
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}
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if (m_node_to_drag >= 0)
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{
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const envelope_point& pt = m_envelope->GetNodeAtIndex(m_node_to_drag);
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double xcor = jmap(pt.pt_x, m_view_start_time, m_view_end_time, 0.0, (double)getWidth());
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double ycor = (double)getHeight() - jmap(pt.pt_y, m_view_start_value, m_view_end_value, 0.0, (double)getHeight());
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m_touch_offset = { ev.x - (int)xcor , ev.y - (int)ycor };
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if (!ev.mods.isShiftDown()) {
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m_envelope->SetNodeStatusForAll(0);
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}
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int oldstatus = m_envelope->GetNodeAtIndex(m_node_to_drag).Status;
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if (oldstatus==0)
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m_envelope->GetNodeAtIndex(m_node_to_drag).Status=1;
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else m_envelope->GetNodeAtIndex(m_node_to_drag).Status=0;
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repaint();
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return;
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}
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if (m_node_to_drag == -1)
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{
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double normx = jmap((double)ev.x, 0.0, (double)getWidth(), m_view_start_time, m_view_end_time);
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double normy = jmap((double)getHeight() - ev.y, 0.0, (double)getHeight(), m_view_start_value, m_view_end_value);
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m_cs->enter();
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m_envelope->AddNode ({ normx,normy, 0.5});
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m_envelope->SortNodes();
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m_cs->exit();
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m_envelope->updateMinMaxValues();
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m_node_to_drag = find_hot_envelope_point(ev.x, ev.y);
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// deselect all
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m_envelope->SetNodeStatusForAll(0);
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m_envelope->GetNodeAtIndex(m_node_to_drag).Status=1; // select it
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//m_mouse_down = false;
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OnEnvelopeEdited(m_envelope.get());
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repaint();
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}
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}
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void EnvelopeComponent::mouseUp(const MouseEvent &ev)
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{
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#if JUCE_IOS
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m_bubble.setVisible(false);
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#endif
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if (ev.mods == ModifierKeys::noModifiers) {
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m_bubble.setVisible(false);
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}
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if (m_node_that_was_dragged >= 0 || m_segment_drag_info.second==true)
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{
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OnEnvelopeEdited(m_envelope.get());
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}
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m_mouse_down = false;
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m_node_that_was_dragged = -1;
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m_node_to_drag = -1;
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if (m_segment_drag_info.second == true)
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{
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m_segment_drag_info = { -1,false };
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m_envelope->endRelativeTransformation();
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}
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}
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void EnvelopeComponent::deleteSelectedNodes()
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{
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m_node_to_drag = -1;
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{
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ScopedLock locker(*m_cs);
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m_envelope->removePointsConditionally([](const envelope_point& pt) { return pt.Status == 1; });
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if (m_envelope->GetNumPoints() == 0)
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m_envelope->AddNode({ 0.0,0.5 });
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}
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OnEnvelopeEdited(m_envelope.get());
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}
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bool EnvelopeComponent::keyPressed(const KeyPress & ev)
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{
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if (m_envelope == nullptr)
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return false;
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auto f = [this](auto& env_var, double amt)
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{
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env_var+=amt;
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return true;
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};
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bool r = false;
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if (ev == 'Q')
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r = f(m_envelope->m_transform_x_shift,-0.01);
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if (ev == 'W')
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r = f(m_envelope->m_transform_x_shift,0.01);
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if (ev == 'E')
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r = f(m_envelope->m_transform_y_shift,0.01);
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if (ev == 'D')
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r = f(m_envelope->m_transform_y_shift,-0.01);
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if (ev == 'R')
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r = f(m_envelope->m_transform_y_scale,0.05);
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if (ev == 'F')
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r = f(m_envelope->m_transform_y_scale,-0.05);
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if (ev == 'T')
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r = f(m_envelope->m_transform_y_sinus,0.01);
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if (ev == 'G')
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r = f(m_envelope->m_transform_y_sinus,-0.01);
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if (ev == 'Y')
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r = f(m_envelope->m_transform_y_tilt,0.02);
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if (ev == 'H')
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r = f(m_envelope->m_transform_y_tilt,-0.02);
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if (ev == 'V')
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r = f(m_envelope->m_transform_y_sinus_freq,1.0);
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if (ev == 'B')
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r = f(m_envelope->m_transform_y_sinus_freq,-1.0);
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m_envelope->m_transform_y_sinus_freq = jlimit(1.0,64.0, m_envelope->m_transform_y_sinus_freq);
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if (r==true)
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{
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repaint();
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return true;
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}
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if (ev == 'A')
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{
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m_envelope->m_transform_x_shift = 0.0;
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m_envelope->m_transform_y_scale = 1.0;
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m_envelope->m_transform_y_shift = 0.0;
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m_envelope->m_transform_y_sinus = 0.0;
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repaint();
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return true;
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}
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if (ev == KeyPress::deleteKey)
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{
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deleteSelectedNodes();
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repaint();
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return true;
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}
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return false;
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}
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int EnvelopeComponent::find_hot_envelope_point(double xcor, double ycor)
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{
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if (m_envelope == nullptr)
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return -1;
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for (int i = 0; i < m_envelope->GetNumPoints(); ++i)
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{
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const envelope_point& pt = m_envelope->GetNodeAtIndex(i);
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double ptxcor = jmap(pt.pt_x, m_view_start_time, m_view_end_time, 0.0, (double)getWidth());
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double ptycor = (double)getHeight() - jmap(pt.pt_y, m_view_start_value, m_view_end_value, 0.0, (double)getHeight());
|
|
float targsize = 10.0;
|
|
#if JUCE_IOS
|
|
targsize = 20;
|
|
#endif
|
|
juce::Rectangle<double> target(ptxcor - targsize*0.5f, ptycor - targsize*0.5, targsize, targsize);
|
|
if (target.contains(xcor, ycor) == true)
|
|
{
|
|
return i;
|
|
}
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
int EnvelopeComponent::findHotEnvelopeSegment(double xcor, double ycor, bool detectsegment)
|
|
{
|
|
float targsize = 10.0;
|
|
#if JUCE_IOS
|
|
targsize = 20.0;
|
|
#endif
|
|
|
|
if (m_envelope == nullptr)
|
|
return -1;
|
|
for (int i = 0; i < m_envelope->GetNumPoints()-1; ++i)
|
|
{
|
|
const envelope_point& pt0 = m_envelope->GetNodeAtIndex(i);
|
|
const envelope_point& pt1 = m_envelope->GetNodeAtIndex(i+1);
|
|
float xcor0 = (float)jmap<double>(pt0.pt_x, m_view_start_time, m_view_end_time, 0.0, getWidth());
|
|
float xcor1 = (float)jmap<double>(pt1.pt_x, m_view_start_time, m_view_end_time, 0.0, getWidth());
|
|
float segwidth = xcor1 - xcor0;
|
|
juce::Rectangle<float> segrect(xcor0+targsize, 0.0f, segwidth-2*targsize, (float)getHeight());
|
|
if (segrect.contains((float)xcor, (float)ycor))
|
|
{
|
|
if (detectsegment == false)
|
|
return i;
|
|
else
|
|
{
|
|
double normx = jmap<double>(xcor, 0.0, getWidth(), m_view_start_time, m_view_end_time);
|
|
double yval = m_envelope->GetInterpolatedEnvelopeValue(normx);
|
|
float ycor0 = (float)(getHeight()-jmap<double>(yval, 0.0, 1.0, 0.0, getHeight()));
|
|
juce::Rectangle<float> segrect2((float)(xcor - 20), (float)(ycor - 10), 40, 20);
|
|
if (segrect2.contains((float)xcor, ycor0))
|
|
return i;
|
|
}
|
|
}
|
|
|
|
|
|
}
|
|
return -1;
|
|
}
|