porymap/src/ui/regionmapentriespixmapitem.cpp
2023-12-18 20:48:40 -05:00

137 lines
4.8 KiB
C++

#include "regionmapentriespixmapitem.h"
void RegionMapEntriesPixmapItem::draw() {
if (!region_map) return;
MapSectionEntry entry = this->region_map->getEntry(currentSection);
bool selectingEntry = false;
int entry_x, entry_y, entry_w, entry_h;
if (!entry.valid || entry.name == region_map->default_map_section) {
entry_x = entry_y = 0;
entry_w = entry_h = 1;
} else {
selectingEntry = true;
entry_x = entry.x, entry_y = entry.y;
entry_w = entry.width, entry_h = entry.height;
}
QImage image(region_map->tilemapWidth() * 8, region_map->tilemapHeight() * 8, QImage::Format_RGBA8888);
QPainter painter(&image);
for (int i = 0; i < region_map->tilemapSize(); i++) {
QImage bottom_img = this->tile_selector->tileImg(region_map->getTile(i));
QImage top_img(8, 8, QImage::Format_RGBA8888);
int x = i % region_map->tilemapWidth();
int y = i / region_map->tilemapWidth();
bool insideEntry = false;
if (selectingEntry) {
if (x == entry_x + this->region_map->padLeft() && y == entry_y + this->region_map->padTop())
insideEntry = true;
else if (x - this->region_map->padLeft() - entry_x < entry_w && x >= entry_x + this->region_map->padLeft()
&& y - this->region_map->padTop() - entry_y < entry_h && y >= entry_y + this->region_map->padTop())
insideEntry = true;
}
if (insideEntry) {
top_img.fill(QColor(255, 68, 68));
} else if (region_map->squareHasMap(i)) {
top_img.fill(Qt::gray);
} else {
top_img.fill(Qt::black);
}
QPoint pos = QPoint(x * 8, y * 8);
painter.setOpacity(1);
painter.drawImage(pos, bottom_img);
painter.save();
painter.setOpacity(0.65);
painter.drawImage(pos, top_img);
painter.restore();
}
painter.end();
this->selectionOffsetX = entry_w - 1;
this->selectionOffsetY = entry_h - 1;
this->setPixmap(QPixmap::fromImage(image));
if (selectingEntry) this->drawSelection();
}
void RegionMapEntriesPixmapItem::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(this->region_map->squareMapSection(index));
}
void RegionMapEntriesPixmapItem::select(int index) {
int x = index % this->region_map->tilemapWidth();
int y = index / this->region_map->tilemapWidth();
SelectablePixmapItem::select(x, y, 0, 0);
this->selectedTile = index;
this->updateSelectedTile();
emit selectedTileChanged(this->region_map->squareMapSection(index));
}
void RegionMapEntriesPixmapItem::mousePressEvent(QGraphicsSceneMouseEvent *event) {
QPoint pos = this->getCellPos(event->pos());
int x = pos.x() - this->region_map->padLeft();
int y = pos.y() - this->region_map->padTop();
MapSectionEntry entry = this->region_map->getEntry(currentSection);
pressedX = x - entry.x;
pressedY = y - entry.y;
if (entry.x == x && entry.y == y) {
this->draggingEntry = true;
}
else if (pressedX < entry.width && x >= entry.x && pressedY < entry.height && y >= entry.y) {
this->draggingEntry = true;
}
}
// TODO: update this function, especially bounds check
void RegionMapEntriesPixmapItem::mouseMoveEvent(QGraphicsSceneMouseEvent *event) {
if (!draggingEntry) {
event->ignore();
return;
}
QPoint pos = this->getCellPos(event->pos());
int new_x = pos.x() - this->region_map->padLeft() - pressedX;
int new_y = pos.y() - this->region_map->padTop() - pressedY;
MapSectionEntry entry = this->region_map->getEntry(currentSection);
// check to make sure not moving out of bounds
if (new_x + entry.width > this->region_map->tilemapWidth() - this->region_map->padLeft() //- this->region_map->padRight
|| new_y + entry.height > this->region_map->tilemapHeight() - this->region_map->padTop() //- this->region_map->padBottom
|| new_x < 0 || new_y < 0)
return;
if (new_x != entry.x || new_y != entry.y) {
emit entryPositionChanged(new_x, new_y);
}
}
void RegionMapEntriesPixmapItem::mouseReleaseEvent(QGraphicsSceneMouseEvent *) {
this->draggingEntry = false;
}
void RegionMapEntriesPixmapItem::hoverMoveEvent(QGraphicsSceneHoverEvent *event) {
event->ignore();
}
void RegionMapEntriesPixmapItem::hoverLeaveEvent(QGraphicsSceneHoverEvent *event) {
event->ignore();
}
void RegionMapEntriesPixmapItem::updateSelectedTile() {
QPoint origin = this->getSelectionStart();
this->selectedTile = this->region_map->getMapSquareIndex(origin.x(), origin.y());
this->highlightedTile = -1;
draw();
}