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