//--------------------------------------------------------------
void ofxMuiKnob::update() {
// tooltip = toString();
// valueLabel->setText(tooltip);
// valueLabel->setTooltip(tooltip);
//
if(needsRedraw) { // dial shape needs update due to data change
cout << "here" << endl;
if(getBounds().isBounded()) {
innerRadiusW = getHitBoxHalfWidth() * innerRadiusPct;
outerRadiusW = getHitBoxHalfWidth() * outerRadiusPct;
innerRadiusH = getHitBoxHalfHeight() * innerRadiusPct;
outerRadiusH = getHitBoxHalfHeight() * outerRadiusPct;
angleBounds0 = ofRadToDeg(normalizedValueToAngle(0.0f));
angleBounds1 = ofRadToDeg(normalizedValueToAngle(1.0f));
angleValue0 = angleBounds0;
angleValue1 = ofRadToDeg(normalizedValueToAngle(getNormalizedValue()));
dialShape.clear();
dialShape.arc(0,0,outerRadiusW,outerRadiusH,angleBounds0,angleBounds1);
dialShape.arcNegative(0,0,innerRadiusW,innerRadiusH,angleBounds1,angleBounds0);
dialShape.close();
if(getRange().isBounded()) {
angleRange0 = ofRadToDeg(normalizedValueToAngle(getNormalizedRangeMin()));
angleRange1 = ofRadToDeg(normalizedValueToAngle(getNormalizedRangeMax()));
angleValue0 = angleRange0; // reset it if this is active
dialRangeShape.clear();
dialRangeShape.arc(0,0,outerRadiusW,outerRadiusH,angleRange0,angleRange1);
dialRangeShape.arcNegative(0,0,innerRadiusW,innerRadiusH,angleRange1,angleRange0);
dialRangeShape.close();
}
//
dialValueShape.clear();
dialValueShape.arc(0,0,outerRadiusW,outerRadiusH,angleValue0,angleValue1);
dialValueShape.arcNegative(0,0,innerRadiusW,innerRadiusH,angleValue1,angleValue0);
dialValueShape.close();
} else {
// nothing to draw
}
needsRedraw = false;
}
}
//--------------------------------------------------------------
float ofxMuiBox::getHitBoxCenterY() const {
return getHitBoxHalfHeight();
}
//--------------------------------------------------------------
void ofxMuiKnob::init() {
setObjectType("KNOB");
setHitBoxWidth(defaults->knobWidth);
setHitBoxHeight(defaults->knobHeight);
// set default key binding
keyBind_increaseValue('=');
keyBind_decreaseValue('-');
setBoxProperties(defaults->knobBoxProperties);
// set values
setValue(0);
//setBoundsMin(0.0f);
//setBoundsMax(1.0f);
//valueLabel->d();
label->enable();
lastKnobAngle = 0.0f;
knobAngle = 0.0f;
dKnobAngle = 0.0f;
zeroAngle = HALF_PI; // up
boundaryWedgeAngle = PI/4.0f;
innerRadiusPct = 0.60f;
outerRadiusPct = 1.00f;
innerRadiusW = getHitBoxHalfWidth() * innerRadiusPct;
outerRadiusW = getHitBoxHalfWidth() * outerRadiusPct;
innerRadiusH = getHitBoxHalfHeight() * innerRadiusPct;
outerRadiusH = getHitBoxHalfHeight() * outerRadiusPct;
float b = innerRadiusW;
float v = b / 6.0f;
dialArrow.moveTo(0,-v);
dialArrow.lineTo(b,0);
dialArrow.lineTo(0,+v);
dialArrow.close();
dialArrow.setFilled(false);
dialShape.setArcResolution(360);
dialRangeShape.setArcResolution(360);
dialValueShape.setArcResolution(360);
needsRedraw = true;
normCtrlDragStartMin = 0.0f;
normCtrlDragStartMax = 0.0f;
totalDragDelta = ofPoint(0.0f,0.0f);
dKnobScaler = 0.01f;
smartRotate = false;
smoothedCenter = getHitBoxCenter();
smoothedCenterAlpha = 0.95;
requestBoxLayout();
}