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Fix crash when reducing tileset metatiles past current selection

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This commit is contained in:
GriffinR 2020-06-30 03:34:14 -04:00 committed by huderlem
parent 1747a4bf2e
commit 16f7373816
3 changed files with 5 additions and 4 deletions
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2
include/ui/tileseteditormetatileselector.h
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@ -17,6 +17,7 @@ public:
void select(uint16_t metatileId);
void setTilesets(Tileset*, Tileset*);
uint16_t getSelectedMetatile();
void updateSelectedMetatile();
protected:
void mousePressEvent(QGraphicsSceneMouseEvent*);
@ -30,7 +31,6 @@ private:
Tileset *secondaryTileset = nullptr;
uint16_t selectedMetatile;
int numMetatilesWide;
void updateSelectedMetatile();
uint16_t getMetatileId(int x, int y);
QPoint getMetatileIdCoords(uint16_t);
bool shouldAcceptEvent(QGraphicsSceneMouseEvent*);

1
src/ui/tileseteditor.cpp
View file

@ -650,6 +650,7 @@ void TilesetEditor::on_actionChange_Metatiles_Count_triggered()
this->secondaryTileset->metatiles->append(metatile);
}
this->metatileSelector->updateSelectedMetatile();
this->refresh();
this->hasUnsavedChanges = true;
}

6
src/ui/tileseteditormetatileselector.cpp
View file

@ -54,6 +54,9 @@ void TilesetEditorMetatileSelector::updateSelectedMetatile() {
uint16_t metatileId = this->getMetatileId(origin.x(), origin.y());
if (Tileset::metatileIsValid(metatileId, this->primaryTileset, this->secondaryTileset))
this->selectedMetatile = metatileId;
else
this->selectedMetatile = 0;
emit selectedMetatileChanged(this->selectedMetatile);
}
uint16_t TilesetEditorMetatileSelector::getSelectedMetatile() {
@ -78,7 +81,6 @@ void TilesetEditorMetatileSelector::mousePressEvent(QGraphicsSceneMouseEvent *ev
if (!shouldAcceptEvent(event)) return;
SelectablePixmapItem::mousePressEvent(event);
this->updateSelectedMetatile();
emit selectedMetatileChanged(this->selectedMetatile);
}
void TilesetEditorMetatileSelector::mouseMoveEvent(QGraphicsSceneMouseEvent *event) {
@ -86,14 +88,12 @@ void TilesetEditorMetatileSelector::mouseMoveEvent(QGraphicsSceneMouseEvent *eve
SelectablePixmapItem::mouseMoveEvent(event);
this->updateSelectedMetatile();
emit hoveredMetatileChanged(this->selectedMetatile);
emit selectedMetatileChanged(this->selectedMetatile);
}
void TilesetEditorMetatileSelector::mouseReleaseEvent(QGraphicsSceneMouseEvent *event) {
if (!shouldAcceptEvent(event)) return;
SelectablePixmapItem::mouseReleaseEvent(event);
this->updateSelectedMetatile();
emit selectedMetatileChanged(this->selectedMetatile);
}
void TilesetEditorMetatileSelector::hoverMoveEvent(QGraphicsSceneHoverEvent *event) {