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profile: port picture code to qt-quick

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This was very painful, because I had to implement rearranging the
paint order of the QSGNodes. The resulting code appears quite
brittle. Let's see where that brings us.

Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
This commit is contained in:
Berthold Stoeger 2023-08-12 22:59:56 +02:00
parent d0c26f42d7
commit ebf9ce6d86
22 changed files with 979 additions and 592 deletions
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8
qt-quick/chartview.h
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@ -20,7 +20,13 @@ public:
QSizeF size() const;
QRectF plotArea() const;
void setBackgroundColor(QColor color); // Chart must be replot for color to become effective.
void addQSGNode(QSGNode *node, size_t z); // Must only be called in render thread!
void addQSGNode(QSGNode *node, size_t z, bool moveAfter, QSGNode *node2);
// Must only be called in render thread!
// If node2 is nullptr move to begin or end of list.
void moveNodeBefore(QSGNode *node, size_t z, QSGNode *before);
void moveNodeBack(QSGNode *node, size_t z);
void moveNodeAfter(QSGNode *node, size_t z, QSGNode *after);
void moveNodeFront(QSGNode *node, size_t z);
void registerChartItem(ChartItem &item);
void registerDirtyChartItem(ChartItem &item);
void emergencyShutdown(); // Called when QQuick decides to delete our root node.