porymap/src/ui/regionmaplayoutpixmapitem.cpp

90 lines
3 KiB
C++

#include "regionmaplayoutpixmapitem.h"
void RegionMapLayoutPixmapItem::draw() {
if (!region_map) return;
QImage image(region_map->width() * 8, region_map->height() * 8, QImage::Format_RGBA8888);
QPainter painter(&image);
for (int i = 0; i < region_map->map_squares.size(); i++) {
QImage bottom_img = this->tile_selector->tileImg(region_map->map_squares[i].tile_img_id);
QImage top_img(8, 8, QImage::Format_RGBA8888);
if (region_map->map_squares[i].has_map) {
top_img.fill(Qt::gray);
} else {
top_img.fill(Qt::black);
}
int x = i % region_map->width();
int y = i / region_map->width();
QPoint pos = QPoint(x * 8, y * 8);
painter.setOpacity(1);
painter.drawImage(pos, bottom_img);
painter.save();
painter.setOpacity(0.55);
painter.drawImage(pos, top_img);
painter.restore();
}
painter.end();
this->setPixmap(QPixmap::fromImage(image));
this->drawSelection();
}
void RegionMapLayoutPixmapItem::select(int x, int y) {
int index = this->region_map->getMapSquareIndex(x, y);
SelectablePixmapItem::select(x, y, 0, 0);
this->selectedTile = index;
this->updateSelectedTile();
emit selectedTileChanged(index);
}
void RegionMapLayoutPixmapItem::select(int index) {
int x = index % this->region_map->width();
int y = index / this->region_map->width();
SelectablePixmapItem::select(x, y, 0, 0);
this->selectedTile = index;
this->updateSelectedTile();
emit selectedTileChanged(index);
}
void RegionMapLayoutPixmapItem::highlight(int x, int y, int red) {
this->highlightedTile = red;
SelectablePixmapItem::select(x + this->region_map->padLeft, y + this->region_map->padTop, 0, 0);
draw();
}
void RegionMapLayoutPixmapItem::mousePressEvent(QGraphicsSceneMouseEvent *event) {
QPoint pos = this->getCellPos(event->pos());
int index = this->region_map->getMapSquareIndex(pos.x(), pos.y());
if (this->region_map->map_squares[index].x >= 0
&& this->region_map->map_squares[index].y >= 0) {
SelectablePixmapItem::mousePressEvent(event);
this->updateSelectedTile();
emit selectedTileChanged(this->selectedTile);
}
}
void RegionMapLayoutPixmapItem::mouseMoveEvent(QGraphicsSceneMouseEvent *event) {
mousePressEvent(event);
}
void RegionMapLayoutPixmapItem::mouseReleaseEvent(QGraphicsSceneMouseEvent *event) {}
void RegionMapLayoutPixmapItem::hoverMoveEvent(QGraphicsSceneHoverEvent *event) {
QPoint pos = this->getCellPos(event->pos());
int tileId = this->region_map->getMapSquareIndex(pos.x(), pos.y());
emit this->hoveredTileChanged(tileId);
}
void RegionMapLayoutPixmapItem::hoverLeaveEvent(QGraphicsSceneHoverEvent* event) {
emit this->hoveredTileCleared();
}
void RegionMapLayoutPixmapItem::updateSelectedTile() {
QPoint origin = this->getSelectionStart();
this->selectedTile = this->region_map->getMapSquareIndex(origin.x(), origin.y());
this->highlightedTile = -1;
draw();
}