QSizeF ItemItem::calcMinimumGeometry() const
{
double width = 0.0;
double height = 0.0;
if (m_customIcon) {
QSizeF sz = stereotypeIconMinimumSize(m_customIcon->stereotypeIcon(),
CUSTOM_ICON_MINIMUM_AUTO_WIDTH, CUSTOM_ICON_MINIMUM_AUTO_HEIGHT);
if (shapeIcon().textAlignment() != qmt::StereotypeIcon::TextalignTop
&& shapeIcon().textAlignment() != qmt::StereotypeIcon::TextalignCenter)
return sz;
width = sz.width();
}
height += BODY_VERT_BORDER;
if (CustomIconItem *stereotypeIconItem = this->stereotypeIconItem()) {
width = std::max(width, stereotypeIconItem->boundingRect().width());
height += stereotypeIconItem->boundingRect().height();
}
if (StereotypesItem *stereotypesItem = this->stereotypesItem()) {
width = std::max(width, stereotypesItem->boundingRect().width());
height += stereotypesItem->boundingRect().height();
}
if (nameItem()) {
width = std::max(width, nameItem()->boundingRect().width());
height += nameItem()->boundingRect().height();
}
if (m_contextLabel)
height += m_contextLabel->height();
height += BODY_VERT_BORDER;
width = BODY_HORIZ_BORDER + width + BODY_HORIZ_BORDER;
return GeometryUtilities::ensureMinimumRasterSize(QSizeF(width, height), 2 * RASTER_WIDTH, 2 * RASTER_HEIGHT);
}
void SymbolBucket::addFeatures(uintptr_t tileUID,
SpriteAtlas& spriteAtlas,
GlyphAtlas& glyphAtlas,
GlyphStore& glyphStore) {
float horizontalAlign = 0.5;
float verticalAlign = 0.5;
switch (layout.text.anchor) {
case TextAnchorType::Top:
case TextAnchorType::Bottom:
case TextAnchorType::Center:
break;
case TextAnchorType::Right:
case TextAnchorType::TopRight:
case TextAnchorType::BottomRight:
horizontalAlign = 1;
break;
case TextAnchorType::Left:
case TextAnchorType::TopLeft:
case TextAnchorType::BottomLeft:
horizontalAlign = 0;
break;
}
switch (layout.text.anchor) {
case TextAnchorType::Left:
case TextAnchorType::Right:
case TextAnchorType::Center:
break;
case TextAnchorType::Bottom:
case TextAnchorType::BottomLeft:
case TextAnchorType::BottomRight:
verticalAlign = 1;
break;
case TextAnchorType::Top:
case TextAnchorType::TopLeft:
case TextAnchorType::TopRight:
verticalAlign = 0;
break;
}
const float justify = layout.text.justify == TextJustifyType::Right ? 1 :
layout.text.justify == TextJustifyType::Left ? 0 :
0.5;
auto fontStack = glyphStore.getFontStack(layout.text.font);
for (const auto& feature : features) {
if (feature.geometry.empty()) continue;
Shaping shapedText;
PositionedIcon shapedIcon;
GlyphPositions face;
// if feature has text, shape the text
if (feature.label.length()) {
shapedText = fontStack->getShaping(
/* string */ feature.label,
/* maxWidth: ems */ layout.placement != PlacementType::Line ?
layout.text.maxWidth * 24 : 0,
/* lineHeight: ems */ layout.text.lineHeight * 24,
/* horizontalAlign */ horizontalAlign,
/* verticalAlign */ verticalAlign,
/* justify */ justify,
/* spacing: ems */ layout.text.letterSpacing * 24,
/* translate */ vec2<float>(layout.text.offset.value[0], layout.text.offset.value[1]));
// Add the glyphs we need for this label to the glyph atlas.
if (shapedText) {
glyphAtlas.addGlyphs(tileUID, feature.label, layout.text.font, **fontStack, face);
}
}
// if feature has icon, get sprite atlas position
if (feature.sprite.length()) {
auto image = spriteAtlas.getImage(feature.sprite, false);
if (image) {
shapedIcon = shapeIcon(*image, layout);
assert((*image).spriteImage);
if ((*image).spriteImage->sdf) {
sdfIcons = true;
}
if ((*image).relativePixelRatio != 1.0f) {
iconsNeedLinear = true;
}
}
}
// if either shapedText or icon position is present, add the feature
if (shapedText || shapedIcon) {
addFeature(feature.geometry, shapedText, shapedIcon, face);
}
}
features.clear();
}
void ItemItem::updateGeometry()
{
prepareGeometryChange();
// calc width and height
double width = 0.0;
double height = 0.0;
QSizeF geometry = calcMinimumGeometry();
width = geometry.width();
height = geometry.height();
if (object()->isAutoSized()) {
// nothing
} else {
QRectF rect = object()->rect();
if (rect.width() > width)
width = rect.width();
if (rect.height() > height)
height = rect.height();
}
// update sizes and positions
double left = -width / 2.0;
double right = width / 2.0;
double top = -height / 2.0;
double y = top;
setPos(object()->pos());
QRectF rect(left, top, width, height);
// the object is updated without calling DiagramController intentionally.
// attribute rect is not a real attribute stored on DObject but
// a backup for the graphics item used for manual resized and persistency.
object()->setRect(rect);
if (m_customIcon) {
m_customIcon->setPos(left, top);
m_customIcon->setActualSize(QSizeF(width, height));
}
if (m_shape)
m_shape->setRect(rect);
if (m_customIcon) {
switch (shapeIcon().textAlignment()) {
case qmt::StereotypeIcon::TextalignBelow:
y += height + BODY_VERT_BORDER;
break;
case qmt::StereotypeIcon::TextalignCenter:
{
double h = 0.0;
if (CustomIconItem *stereotypeIconItem = this->stereotypeIconItem())
h += stereotypeIconItem->boundingRect().height();
if (StereotypesItem *stereotypesItem = this->stereotypesItem())
h += stereotypesItem->boundingRect().height();
if (nameItem())
h += nameItem()->boundingRect().height();
if (m_contextLabel)
h += m_contextLabel->height();
y = top + (height - h) / 2.0;
break;
}
case qmt::StereotypeIcon::TextalignNone:
// nothing to do
break;
case qmt::StereotypeIcon::TextalignTop:
y += BODY_VERT_BORDER;
break;
}
} else {
y += BODY_VERT_BORDER;
}
if (CustomIconItem *stereotypeIconItem = this->stereotypeIconItem()) {
stereotypeIconItem->setPos(right - stereotypeIconItem->boundingRect().width() - BODY_HORIZ_BORDER, y);
y += stereotypeIconItem->boundingRect().height();
}
if (StereotypesItem *stereotypesItem = this->stereotypesItem()) {
stereotypesItem->setPos(-stereotypesItem->boundingRect().width() / 2.0, y);
y += stereotypesItem->boundingRect().height();
}
if (nameItem()) {
nameItem()->setPos(-nameItem()->boundingRect().width() / 2.0, y);
y += nameItem()->boundingRect().height();
}
if (m_contextLabel) {
if (m_customIcon) {
m_contextLabel->resetMaxWidth();
} else {
double maxContextWidth = width - 2 * BODY_HORIZ_BORDER;
m_contextLabel->setMaxWidth(maxContextWidth);
}
m_contextLabel->setPos(-m_contextLabel->boundingRect().width() / 2.0, y);
}
updateSelectionMarkerGeometry(rect);
updateRelationStarterGeometry(rect);
updateAlignmentButtonsGeometry(rect);
updateDepth();
}
