DlgPrefCrossfader::DlgPrefCrossfader(QWidget * parent, ConfigObject<ConfigValue> * _config)
: QWidget(parent),
m_COTMode(CONFIG_KEY, "xFaderMode"),
m_COTCurve(CONFIG_KEY, "xFaderCurve"),
m_COTCalibration(CONFIG_KEY, "xFaderCalibration"),
m_COTReverse(CONFIG_KEY, "xFaderReverse") {
config = _config;
m_pxfScene = NULL;
m_transform = 0;
m_cal = 0;
m_xFaderMode = MIXXX_XFADER_ADDITIVE;
setupUi(this);
connect(PushButtonReset, SIGNAL(clicked(bool)), this, SLOT(setDefaults()));
QButtonGroup crossfaderModes;
crossfaderModes.addButton(radioButtonAdditive);
crossfaderModes.addButton(radioButtonConstantPower);
loadSettings();
connect(SliderXFader, SIGNAL(valueChanged(int)), this, SLOT(slotUpdateXFader()));
connect(SliderXFader, SIGNAL(sliderMoved(int)), this, SLOT(slotUpdateXFader()));
connect(SliderXFader, SIGNAL(sliderReleased()), this, SLOT(slotUpdateXFader()));
connect(SliderXFader, SIGNAL(sliderReleased()), this, SLOT(slotApply()));
//Update the crossfader curve graph and other setings when the crossfader mode is changed.
connect(radioButtonAdditive, SIGNAL(clicked(bool)), this, SLOT(slotUpdate()));
connect(radioButtonConstantPower, SIGNAL(clicked(bool)), this, SLOT(slotUpdate()));
}
// Loads the config keys and sets the widgets in the dialog to match
void DlgPrefCrossfader::loadSettings() {
// Range xFaderCurve EngineXfader::kTransformMin .. EngineXfader::kTransformMax
m_transform = m_config->getValue(
ConfigKey(EngineXfader::kXfaderConfigKey, "xFaderCurve"),
EngineXfader::kTransformDefault);
// Range SliderXFader 0 .. 100
double sliderVal = RescalerUtils::oneByXToLinear(
m_transform - EngineXfader::kTransformMin + 1,
EngineXfader::kTransformMax - EngineXfader::kTransformMin + 1,
SliderXFader->minimum(),
SliderXFader->maximum());
SliderXFader->setValue(static_cast<int>(sliderVal + 0.5));
m_xFaderMode =
m_config->getValueString(ConfigKey(EngineXfader::kXfaderConfigKey, "xFaderMode")).toInt();
if (m_xFaderMode == MIXXX_XFADER_CONSTPWR) {
radioButtonConstantPower->setChecked(true);
} else {
radioButtonAdditive->setChecked(true);
}
m_xFaderReverse = m_config->getValueString(
ConfigKey(EngineXfader::kXfaderConfigKey, "xFaderReverse")).toInt() == 1;
checkBoxReverse->setChecked(m_xFaderReverse);
slotUpdateXFader();
slotApply();
}
// Loads the config keys and sets the widgets in the dialog to match
void DlgPrefCrossfader::loadSettings() {
m_transform = 1.
+ ((double) SliderXFader->value() / SliderXFader->maximum());
double sliderTransform = m_config->getValueString(
ConfigKey(kConfigKey, "xFaderCurve")).toDouble();
double sliderVal = SliderXFader->maximum() / kXFaderSteepnessCoeff
* (sliderTransform - 1.);
SliderXFader->setValue((int) sliderVal);
m_xFaderMode =
m_config->getValueString(ConfigKey(kConfigKey, "xFaderMode")).toInt();
if (m_xFaderMode == MIXXX_XFADER_CONSTPWR) {
radioButtonConstantPower->setChecked(true);
//SliderXFader->setEnabled(true);
} else {
radioButtonAdditive->setChecked(true);
//SliderXFader->setEnabled(false);
}
m_xFaderReverse = m_config->getValueString(
ConfigKey(kConfigKey, "xFaderReverse")).toInt() == 1;
checkBoxReverse->setChecked(m_xFaderReverse);
slotUpdateXFader();
slotApply();
}
// Update the dialog when the crossfader mode is changed
void DlgPrefCrossfader::slotUpdate() {
if (radioButtonAdditive->isChecked()) {
m_xFaderMode = MIXXX_XFADER_ADDITIVE;
}
if (radioButtonConstantPower->isChecked()) {
m_xFaderMode = MIXXX_XFADER_CONSTPWR;
}
slotUpdateXFader();
}
// Apply and save any changes made in the dialog
void DlgPrefCrossfader::slotApply() {
m_mode.set(m_xFaderMode);
m_curve.set(m_transform);
m_calibration.set(m_cal);
if (checkBoxReverse->isChecked() != m_xFaderReverse) {
m_reverse.set(checkBoxReverse->isChecked());
double position = m_crossfader.get();
m_crossfader.set(0.0 - position);
m_xFaderReverse = checkBoxReverse->isChecked();
}
slotUpdateXFader();
}
/** Update the dialog when the crossfader mode is changed */
void DlgPrefCrossfader::slotUpdate() {
if (radioButtonAdditive->isChecked()) {
m_xFaderMode = MIXXX_XFADER_ADDITIVE;
// SliderXFader->setValue(SliderXFader->minimum());
}
if (radioButtonConstantPower->isChecked()) {
m_xFaderMode = MIXXX_XFADER_CONSTPWR;
double sliderTransform = config->getValueString(ConfigKey(CONFIG_KEY, "xFaderCurve")).toDouble();
double sliderVal = SliderXFader->maximum() / MIXXX_XFADER_STEEPNESS_COEFF * (sliderTransform - 1.);
SliderXFader->setValue((int)sliderVal);
}
slotUpdateXFader();
}
// Update the dialog when the crossfader mode is changed
void DlgPrefCrossfader::slotUpdate() {
if (radioButtonAdditive->isChecked()) {
m_xFaderMode = MIXXX_XFADER_ADDITIVE;
}
if (radioButtonConstantPower->isChecked()) {
m_xFaderMode = MIXXX_XFADER_CONSTPWR;
double sliderTransform = m_config->getValueString(
ConfigKey(kConfigKey, "xFaderCurve")).toDouble();
double sliderVal = SliderXFader->maximum()
/ kXFaderSteepnessCoeff * (sliderTransform - 1.);
SliderXFader->setValue((int)sliderVal);
}
slotUpdateXFader();
}
DlgPrefCrossfader::DlgPrefCrossfader(
QWidget* parent, UserSettingsPointer config)
: DlgPreferencePage(parent),
m_config(config),
m_pxfScene(NULL),
m_xFaderMode(MIXXX_XFADER_ADDITIVE),
m_transform(EngineXfader::kTransformDefault),
m_cal(0.0),
m_mode(EngineXfader::kXfaderConfigKey, "xFaderMode"),
m_curve(EngineXfader::kXfaderConfigKey, "xFaderCurve"),
m_calibration(EngineXfader::kXfaderConfigKey, "xFaderCalibration"),
m_reverse(EngineXfader::kXfaderConfigKey, "xFaderReverse"),
m_crossfader("[Master]", "crossfader"),
m_xFaderReverse(false) {
setupUi(this);
QButtonGroup crossfaderModes;
crossfaderModes.addButton(radioButtonAdditive);
crossfaderModes.addButton(radioButtonConstantPower);
loadSettings();
connect(SliderXFader, SIGNAL(valueChanged(int)), this,
SLOT(slotUpdateXFader()));
connect(SliderXFader, SIGNAL(sliderMoved(int)), this,
SLOT(slotUpdateXFader()));
connect(SliderXFader, SIGNAL(sliderReleased()), this,
SLOT(slotUpdateXFader()));
connect(SliderXFader, SIGNAL(sliderReleased()), this,
SLOT(slotApply()));
// Update the crossfader curve graph and other settings when the
// crossfader mode is changed.
connect(radioButtonAdditive, SIGNAL(clicked(bool)), this,
SLOT(slotUpdate()));
connect(radioButtonConstantPower, SIGNAL(clicked(bool)), this,
SLOT(slotUpdate()));
}