diff options
| -rw-r--r-- | barchart.cpp | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/barchart.cpp b/barchart.cpp index 02509ae..b0a367c 100644 --- a/barchart.cpp +++ b/barchart.cpp @@ -95,12 +95,13 @@ QSGNode *BarChart::updatePaintNode(QSGNode *oldNode, UpdatePaintNodeData *) { QSGNode *root = oldNode ? oldNode : new QSGNode; if (m_shouldUpdateBars) { + int numValues = (int) m_values.n_elem; // First, make sure we have the same number of values & bars - while (m_values.n_elem > root->childCount()) { + while (numValues > root->childCount()) { QSGNode *barNode = newBarNode(); root->appendChildNode(barNode); } - while (m_values.n_elem < root->childCount()) { + while (numValues < root->childCount()) { // NOTE: as stated in docs, QSGNode's children are stored in a // linked list. Hence, this operation should be as fast as expected root->removeChildNode(root->firstChild()); @@ -116,8 +117,10 @@ QSGNode *BarChart::updatePaintNode(QSGNode *oldNode, UpdatePaintNodeData *) void BarChart::hoverMoveEvent(QHoverEvent *event) { + // TODO } void BarChart::mousePressEvent(QMouseEvent *event) { + // TODO } |