void AmplitudeWidget::setCurrentThreshold(double newThreshold, int index)
{
newThreshold = bound(newThreshold, 0.0, 1.0);
if(newThreshold < offsetInv()) setOffset(maxOffset() - newThreshold);
else if(newThreshold > offsetInv() + range()) setOffset(maxOffset() - (newThreshold - range()));
gdata->setAmpThreshold(gdata->amplitudeMode(), index, (*amp_mode_inv_func[gdata->amplitudeMode()])(newThreshold));
}
void AmplitudeWidget::setOffset(double newOffset)
{
newOffset = bound(newOffset, 0.0, maxOffset());
//if(_offset != newOffset) {
_offset = newOffset;
_offsetInv = maxOffset() - _offset;
emit offsetChanged(_offset);
emit offsetInvChanged(offsetInv());
//}
}
void TextAttachment::SetShadow(bool enable, const Vector4& color, const Vector2& offset, const float size)
{
AllocateTextParameters();
if (enable != mTextParameters->mDropShadowEnabled ||
color != mTextParameters->mDropShadowColor ||
offset != mTextParameters->mDropShadow ||
fabsf(size - mTextParameters->mDropShadowSize) > Math::MACHINE_EPSILON_1 )
{
mTextParameters->SetShadow( enable, color, offset, size );
const float unitPointSize( 64.0f );
const float unitsToPixels( mFont->GetUnitsToPixels());
const float fontPointSize( mFont->GetPointSize() );
float shadowSize( (size * 0.25f) / unitsToPixels );
Vector2 shadowOffset( offset );
Vector2 maxOffset( fontPointSize / 4.5f, fontPointSize / 4.5f );
shadowOffset = Min( shadowOffset, maxOffset );
shadowOffset = Max( shadowOffset, -maxOffset );
shadowOffset *= unitPointSize / fontPointSize;
SetDropShadowMessage( mStage->GetUpdateInterface(), *mSceneObject, enable, color, shadowOffset, shadowSize );
}
}
Position VisiblePosition::rangeCompliantEquivalent(const Position &pos)
{
NodeImpl *node = pos.node();
if (!node)
return Position();
// FIXME: This clamps out-of-range values.
// Instead we should probably assert, and not use such values.
long offset = pos.offset();
if (!offsetInCharacters(node->nodeType()) && isAtomicNode(node) && offset > 0)
return Position(node->parentNode(), node->nodeIndex() + 1);
return Position(node, kMax(0L, kMin(offset, maxOffset(node))));
}