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Fix the overlap layout sizeHint

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This commit is contained in:
Lukas Brübach 2025-03-07 16:13:38 +01:00
parent e53ccfdbf4
commit 079e5202fc
1 changed files with 58 additions and 54 deletions
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112
cockatrice/src/client/ui/layouts/overlap_layout.cpp
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@ -234,82 +234,86 @@ void OverlapLayout::setGeometry(const QRect &rect)
*/
QSize OverlapLayout::calculatePreferredSize() const
{
// Get the parent widget for size and margin calculations.
const QWidget *parentWidget = this->parentWidget();
if (!parentWidget) {
return QSize(0, 0);
}
if (itemList.isEmpty()) {
return QSize(0, 0);
}
int maxItemWidth = 1;
int maxItemHeight = 1;
int availableWidth = parentWidget->width();
int availableHeight = parentWidget->height();
const QMargins margins = parentWidget->contentsMargins();
availableWidth -= margins.left() + margins.right();
availableHeight -= margins.top() + margins.bottom();
for (const auto &item : itemList) {
if (item) {
int itemWidth = item->sizeHint().width();
int itemHeight = item->sizeHint().height();
maxItemWidth = qMax(maxItemWidth, itemWidth);
maxItemHeight = qMax(maxItemHeight, itemHeight);
// Determine the maximum item width and height among all layout items.
int maxItemWidth = 0;
int maxItemHeight = 0;
for (QLayoutItem *item : itemList) {
if (item != nullptr && item->widget()) {
QSize itemSize = item->widget()->sizeHint();
maxItemWidth = qMax(maxItemWidth, itemSize.width());
maxItemHeight = qMax(maxItemHeight, itemSize.height());
}
}
// Compute overlap offsets
const int overlapOffsetWidth =
(overlapDirection == Qt::Horizontal) ? qRound(maxItemWidth * (overlapPercentage / 100.0)) : 0;
const int overlapOffsetHeight =
(overlapDirection == Qt::Vertical) ? qRound(maxItemHeight * (overlapPercentage / 100.0)) : 0;
int numWidgets = itemList.size();
int numColumns = 1;
int numRows = 1;
// Calculate the overlap offsets based on the layout direction and overlap percentage.
const int overlapOffsetWidth = (overlapDirection == Qt::Horizontal) ? (maxItemWidth * overlapPercentage / 100) : 0;
const int overlapOffsetHeight = (overlapDirection == Qt::Vertical) ? (maxItemHeight * overlapPercentage / 100) : 0;
// Determine the number of columns based on layout constraints and available space.
int columns;
if (flowDirection == Qt::Horizontal) {
if (maxColumns > 0) {
// Calculate the number of columns based on maxColumns and available width
const int availableWidth = parentWidget()->width() - parentWidget()->contentsMargins().left() -
parentWidget()->contentsMargins().right();
// Calculate the maximum possible columns given the available width and overlap.
const int availableColumns = (availableWidth + overlapOffsetWidth) / (maxItemWidth - overlapOffsetWidth);
numColumns = qMin(maxColumns, availableColumns);
// Use the smaller of maxColumns and availableColumns.
qCDebug(OverlapLayoutLog) << " Max Columns " << maxColumns << " available columns " << availableColumns;
columns = qMin(maxColumns, availableColumns);
if (columns < 1) {
columns = 1;
}
} else {
// If no maxColumns constraint, allow as many columns as possible
numColumns = numWidgets;
// If no maxColumns constraint, allow as many columns as possible.
columns = INT_MAX;
}
} else {
// If not a horizontal layout, column count is irrelevant.
columns = INT_MAX;
}
if (numColumns == 0) {
numColumns = 1;
}
// Calculate the number of rows by dividing the number of widgets by the number of columns
numRows = (numWidgets + numColumns - 1) / numColumns; // Correct rounding up
} else if (flowDirection == Qt::Vertical) {
// Determine the number of rows based on layout constraints and available space.
int rows;
if (flowDirection == Qt::Vertical) {
if (maxRows > 0) {
// Calculate the number of rows based on maxRows and available height
const int availableHeight = parentWidget()->height() - parentWidget()->contentsMargins().top() -
parentWidget()->contentsMargins().bottom();
// Calculate the maximum possible rows given the available height and overlap.
const int availableRows = (availableHeight + overlapOffsetHeight) / (maxItemHeight - overlapOffsetHeight);
numRows = qMin(maxRows, availableRows);
// Use the smaller of maxRows and availableRows.
qCDebug(OverlapLayoutLog) << " Max Rows " << maxRows << " available rows " << availableRows;
rows = qMin(maxRows, availableRows);
if (rows < 1) {
rows = 1;
}
} else {
// If no maxRows constraint, allow as many rows as needed
numRows = numWidgets;
// If no maxRows constraint, allow as many rows as possible.
rows = INT_MAX;
}
if (numRows == 0) {
numRows = 1;
}
// Calculate the number of columns by dividing the number of widgets by the number of rows
numColumns = (numWidgets + numRows - 1) / numRows; // Correct rounding up
} else {
// If not a vertical layout, row count is irrelevant.
rows = INT_MAX;
}
bool hasPartialRow = (numWidgets % numColumns != 0); // True if last row is incomplete
int totalWidth = maxItemWidth + ((numColumns - 1) * (maxItemWidth - overlapOffsetWidth));
int totalHeight = maxItemHeight + ((numRows - 1) * (maxItemHeight - overlapOffsetHeight));
if (hasPartialRow && overlapDirection == Qt::Horizontal) {
totalHeight += overlapOffsetHeight; // Ensure last row gets full space
} else if (hasPartialRow && overlapDirection == Qt::Vertical) {
totalWidth += overlapOffsetWidth; // Ensure last column gets full space
if (overlapDirection == Qt::Horizontal) {
return QSize(maxItemWidth + ((qCeil(itemList.size() / rows)) * (maxItemWidth - overlapOffsetWidth)),
rows * maxItemHeight);
} else {
return QSize(columns * maxItemWidth,
maxItemHeight + ((qCeil(itemList.size() / columns)) * (maxItemHeight - overlapOffsetHeight)));
}
return QSize(totalWidth, totalHeight);
}
/**