ImageKnob::ImageKnob(const ImageKnob& imageKnob)
: Widget(imageKnob.getParentWindow()),
fImage(imageKnob.fImage),
fMinimum(imageKnob.fMinimum),
fMaximum(imageKnob.fMaximum),
fValue(imageKnob.fValue),
fOrientation(imageKnob.fOrientation),
fRotationAngle(imageKnob.fRotationAngle),
fDragging(false),
fLastX(0),
fLastY(0),
fCallback(imageKnob.fCallback),
fIsImgVertical(imageKnob.fIsImgVertical),
fImgLayerSize(imageKnob.fImgLayerSize),
fImgLayerCount(imageKnob.fImgLayerCount),
fKnobArea(imageKnob.fKnobArea),
fTextureId(0)
{
setSize(fImgLayerSize, fImgLayerSize);
if (fRotationAngle != 0)
{
// force new texture creation
fRotationAngle = 0;
setRotationAngle(imageKnob.fRotationAngle);
}
}
ImageKnob::ImageKnob(const ImageKnob& imageKnob)
: Widget(imageKnob.getParentWindow()),
fImage(imageKnob.fImage),
fMinimum(imageKnob.fMinimum),
fMaximum(imageKnob.fMaximum),
fStep(imageKnob.fStep),
fValue(imageKnob.fValue),
fValueDef(imageKnob.fValueDef),
fValueTmp(fValue),
fUsingDefault(imageKnob.fUsingDefault),
fUsingLog(imageKnob.fUsingLog),
fOrientation(imageKnob.fOrientation),
fRotationAngle(imageKnob.fRotationAngle),
fDragging(false),
fLastX(0),
fLastY(0),
fCallback(imageKnob.fCallback),
fIsImgVertical(imageKnob.fIsImgVertical),
fImgLayerWidth(imageKnob.fImgLayerWidth),
fImgLayerHeight(imageKnob.fImgLayerHeight),
fImgLayerCount(imageKnob.fImgLayerCount),
fIsReady(false),
fTextureId(0)
{
glGenTextures(1, &fTextureId);
setSize(fImgLayerWidth, fImgLayerHeight);
}