porymap/src/ui/metatilelayersitem.cpp

109 lines
3.7 KiB
C++

#include "config.h"
#include "metatilelayersitem.h"
#include "imageproviders.h"
#include <QPainter>
void MetatileLayersItem::draw() {
const QList<QPoint> tileCoords = QList<QPoint>{
QPoint(0, 0),
QPoint(16, 0),
QPoint(0, 16),
QPoint(16, 16),
QPoint(32, 0),
QPoint(48, 0),
QPoint(32, 16),
QPoint(48, 16),
QPoint(64, 0),
QPoint(80, 0),
QPoint(64, 16),
QPoint(80, 16),
};
bool isTripleLayerMetatile = projectConfig.getTripleLayerMetatilesEnabled();
int width = isTripleLayerMetatile ? 96 : 64;
QPixmap pixmap(width, 32);
QPainter painter(&pixmap);
int numTiles = isTripleLayerMetatile ? 12 : 8;
for (int i = 0; i < numTiles; i++) {
Tile tile = this->metatile->tiles.at(i);
QImage tileImage = getPalettedTileImage(tile.tileId, this->primaryTileset, this->secondaryTileset, tile.palette, true)
.mirrored(tile.xflip, tile.yflip)
.scaled(16, 16);
painter.drawImage(tileCoords.at(i), tileImage);
}
this->setPixmap(pixmap);
}
void MetatileLayersItem::setMetatile(Metatile *metatile) {
this->metatile = metatile;
this->clearLastModifiedCoords();
}
void MetatileLayersItem::setTilesets(Tileset *primaryTileset, Tileset *secondaryTileset) {
this->primaryTileset = primaryTileset;
this->secondaryTileset = secondaryTileset;
this->draw();
this->clearLastModifiedCoords();
}
void MetatileLayersItem::mousePressEvent(QGraphicsSceneMouseEvent *event) {
if (event->buttons() & Qt::RightButton) {
SelectablePixmapItem::mousePressEvent(event);
QPoint selectionOrigin = this->getSelectionStart();
QPoint dimensions = this->getSelectionDimensions();
emit this->selectedTilesChanged(selectionOrigin, dimensions.x(), dimensions.y());
this->drawSelection();
} else {
int x, y;
this->getBoundedCoords(event->pos(), &x, &y);
this->prevChangedTile.setX(x);
this->prevChangedTile.setY(y);
emit this->tileChanged(x, y);
}
}
void MetatileLayersItem::mouseMoveEvent(QGraphicsSceneMouseEvent *event) {
if (event->buttons() & Qt::RightButton) {
SelectablePixmapItem::mouseMoveEvent(event);
QPoint selectionOrigin = this->getSelectionStart();
QPoint dimensions = this->getSelectionDimensions();
emit this->selectedTilesChanged(selectionOrigin, dimensions.x(), dimensions.y());
this->drawSelection();
} else {
int x, y;
this->getBoundedCoords(event->pos(), &x, &y);
if (prevChangedTile.x() != x || prevChangedTile.y() != y) {
this->prevChangedTile.setX(x);
this->prevChangedTile.setY(y);
emit this->tileChanged(x, y);
}
}
}
void MetatileLayersItem::mouseReleaseEvent(QGraphicsSceneMouseEvent *event) {
if (event->buttons() & Qt::RightButton) {
SelectablePixmapItem::mouseReleaseEvent(event);
QPoint selectionOrigin = this->getSelectionStart();
QPoint dimensions = this->getSelectionDimensions();
emit this->selectedTilesChanged(selectionOrigin, dimensions.x(), dimensions.y());
}
this->draw();
}
void MetatileLayersItem::clearLastModifiedCoords() {
this->prevChangedTile.setX(-1);
this->prevChangedTile.setY(-1);
}
void MetatileLayersItem::getBoundedCoords(QPointF pos, int *x, int *y) {
bool isTripleLayerMetatile = projectConfig.getTripleLayerMetatilesEnabled();
int maxX = isTripleLayerMetatile ? 5 : 3;
*x = static_cast<int>(pos.x()) / 16;
*y = static_cast<int>(pos.y()) / 16;
if (*x < 0) *x = 0;
if (*y < 0) *y = 0;
if (*x > maxX) *x = maxX;
if (*y > 1) *y = 1;
}