clap

commit cf7f6e1bc6172b709ad558a71bd2f820b5c055bf
parent 564d6074a9ffa0586d58b4c73eb3ca5a0606a8e9
Author: Alexandre BIQUE <bique.alexandre@gmail.com>
Date:   Tue,  7 Sep 2021 22:00:31 +0200

host now shows the value as text

Diffstat:
M
examples/host/plugin-host.cc
 | 
12
++++++++++--
M
examples/host/plugin-host.hh
 | 
2
++
M
examples/host/plugin-parameters-widget.cc
 | 
12
++++++++++++
M
examples/host/plugin-parameters-widget.hh
 | 
2
++

4 files changed, 26 insertions(+), 2 deletions(-)
diff --git a/examples/host/plugin-host.cc b/examples/host/plugin-host.cc
@@ -1089,4 +1089,13 @@ bool PluginHost::isPluginActive() const {
 
 bool PluginHost::isPluginProcessing() const { return _state == ActiveAndProcessing; }
 
-bool PluginHost::isPluginSleeping() const { return _state == ActiveAndSleeping; }
-\ No newline at end of file
+bool PluginHost::isPluginSleeping() const { return _state == ActiveAndSleeping; }
+
+QString PluginHost::paramValueToText(clap_id paramId, double value) {
+   std::array<char, 256> buffer;
+
+   if (_pluginParams->value_to_text(_plugin, paramId, value, buffer.data(), buffer.size()))
+      return buffer.data();
+
+   return QString::number(value);
+}
diff --git a/examples/host/plugin-host.hh b/examples/host/plugin-host.hh
@@ -71,6 +71,8 @@ public:
    static void checkForMainThread();
    static void checkForAudioThread();
 
+   QString paramValueToText(clap_id paramId, double value);
+
 signals:
    void paramsChanged();
    void quickControlsPagesChanged();
diff --git a/examples/host/plugin-parameters-widget.cc b/examples/host/plugin-parameters-widget.cc
@@ -112,6 +112,7 @@ PluginParametersWidget::PluginParametersWidget(QWidget *parent, PluginHost &plug
    _maxValueLabel = new QLabel;
    _defaultValueLabel = new QLabel;
    _isBeingAdjusted = new QLabel;
+   _valueLabel = new QLabel;
 
    _valueSlider = new QSlider;
    _valueSlider->setMinimum(0);
@@ -140,6 +141,7 @@ PluginParametersWidget::PluginParametersWidget(QWidget *parent, PluginHost &plug
    formLayout->addRow(tr("max_value"), _maxValueLabel);
    formLayout->addRow(tr("default_value"), _defaultValueLabel);
    formLayout->addRow(tr("is_being_adjusted"), _isBeingAdjusted);
+   formLayout->addRow(tr("value"), _valueLabel);
    formLayout->addRow(tr("value"), _valueSlider);
    formLayout->addRow(tr("modulation"), _modulationSlider);
 
@@ -224,6 +226,8 @@ void PluginParametersWidget::disconnectFromParam() {
               this,
               &PluginParametersWidget::updateParamIsBeingAjustedChanged);
 
+   _currentParam = nullptr;
+
    updateAll();
 }
 
@@ -250,6 +254,7 @@ void PluginParametersWidget::updateParamInfo() {
       _maxValueLabel->setText("-");
       _defaultValueLabel->setText("-");
       _isBeingAdjusted->setText("-");
+      _valueLabel->setText("-");
    } else {
       auto &p = *_currentParam;
       auto &i = p.info();
@@ -290,6 +295,12 @@ void PluginParametersWidget::updateParamValue() {
    auto info = _currentParam->info();
    auto v = _currentParam->value();
    _valueSlider->setValue(SLIDER_RANGE * (v - info.min_value) / (info.max_value - info.min_value));
+   updateParamValueText();
+}
+
+void PluginParametersWidget::updateParamValueText()
+{
+   _valueLabel->setText(_pluginHost.paramValueToText(_currentParam->info().id, _currentParam->value()));
 }
 
 void PluginParametersWidget::updateParamModulation() {
@@ -319,6 +330,7 @@ void PluginParametersWidget::sliderValueChanged(int newValue) {
 
    double value = newValue * (info.max_value - info.min_value) / SLIDER_RANGE + info.min_value;
    _pluginHost.setParamValueByHost(*_currentParam, value);
+   updateParamValueText();
 }
 
 void PluginParametersWidget::sliderModulationChanged(int newValue) {
diff --git a/examples/host/plugin-parameters-widget.hh b/examples/host/plugin-parameters-widget.hh
@@ -69,6 +69,7 @@ private:
    void updateAll();
    void updateParamInfo();
    void updateParamValue();
+   void updateParamValueText();
    void updateParamModulation();
    void updateParamIsBeingAjustedChanged();
 
@@ -94,6 +95,7 @@ private:
    QLabel *_maxValueLabel = nullptr;
    QLabel *_defaultValueLabel = nullptr;
    QLabel *_isBeingAdjusted = nullptr;
+   QLabel *_valueLabel = nullptr;
    QSlider *_valueSlider = nullptr;
    QSlider *_modulationSlider = nullptr;
 };