134 lines
5.2 KiB
C++
134 lines
5.2 KiB
C++
#include "tileseteditormetatileselector.h"
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#include "imageproviders.h"
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#include "project.h"
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#include <QPainter>
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void TilesetEditorMetatileSelector::draw() {
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if (!this->primaryTileset || !this->primaryTileset->metatiles
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|| !this->secondaryTileset || !this->secondaryTileset->metatiles) {
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this->setPixmap(QPixmap());
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}
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int primaryLength = this->primaryTileset->metatiles->length();
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int length_ = primaryLength + this->secondaryTileset->metatiles->length();
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int height_ = length_ / this->numMetatilesWide;
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if (length_ % this->numMetatilesWide != 0) {
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height_++;
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}
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QImage image(this->numMetatilesWide * 32, height_ * 32, QImage::Format_RGBA8888);
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image.fill(Qt::magenta);
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QPainter painter(&image);
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for (int i = 0; i < length_; i++) {
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int tile = i;
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if (i >= primaryLength) {
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tile += Project::getNumMetatilesPrimary() - primaryLength;
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}
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QImage metatile_image = getMetatileImage(
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tile,
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this->primaryTileset,
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this->secondaryTileset,
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map->metatileLayerOrder,
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map->metatileLayerOpacity,
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true)
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.scaled(32, 32);
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int map_y = i / this->numMetatilesWide;
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int map_x = i % this->numMetatilesWide;
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QPoint metatile_origin = QPoint(map_x * 32, map_y * 32);
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painter.drawImage(metatile_origin, metatile_image);
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}
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painter.end();
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this->setPixmap(QPixmap::fromImage(image));
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this->drawSelection();
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}
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bool TilesetEditorMetatileSelector::select(uint16_t metatileId) {
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if (!Tileset::metatileIsValid(metatileId, this->primaryTileset, this->secondaryTileset)) return false;
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QPoint coords = this->getMetatileIdCoords(metatileId);
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SelectablePixmapItem::select(coords.x(), coords.y(), 0, 0);
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this->selectedMetatile = metatileId;
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emit selectedMetatileChanged(metatileId);
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return true;
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}
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void TilesetEditorMetatileSelector::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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}
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void TilesetEditorMetatileSelector::updateSelectedMetatile() {
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QPoint origin = this->getSelectionStart();
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uint16_t metatileId = this->getMetatileId(origin.x(), origin.y());
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if (Tileset::metatileIsValid(metatileId, this->primaryTileset, this->secondaryTileset))
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this->selectedMetatile = metatileId;
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else
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this->selectedMetatile = Project::getNumMetatilesPrimary() + this->secondaryTileset->metatiles->length() - 1;
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emit selectedMetatileChanged(this->selectedMetatile);
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}
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uint16_t TilesetEditorMetatileSelector::getSelectedMetatile() {
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return this->selectedMetatile;
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}
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uint16_t TilesetEditorMetatileSelector::getMetatileId(int x, int y) {
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int index = y * this->numMetatilesWide + x;
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if (index < this->primaryTileset->metatiles->length()) {
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return static_cast<uint16_t>(index);
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} else {
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return static_cast<uint16_t>(Project::getNumMetatilesPrimary() + index - this->primaryTileset->metatiles->length());
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}
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}
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bool TilesetEditorMetatileSelector::shouldAcceptEvent(QGraphicsSceneMouseEvent *event) {
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QPoint pos = this->getCellPos(event->pos());
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return Tileset::metatileIsValid(getMetatileId(pos.x(), pos.y()), this->primaryTileset, this->secondaryTileset);
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}
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void TilesetEditorMetatileSelector::mousePressEvent(QGraphicsSceneMouseEvent *event) {
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if (!shouldAcceptEvent(event)) return;
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SelectablePixmapItem::mousePressEvent(event);
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this->updateSelectedMetatile();
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}
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void TilesetEditorMetatileSelector::mouseMoveEvent(QGraphicsSceneMouseEvent *event) {
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if (!shouldAcceptEvent(event)) return;
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SelectablePixmapItem::mouseMoveEvent(event);
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this->updateSelectedMetatile();
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emit hoveredMetatileChanged(this->selectedMetatile);
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}
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void TilesetEditorMetatileSelector::mouseReleaseEvent(QGraphicsSceneMouseEvent *event) {
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if (!shouldAcceptEvent(event)) return;
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SelectablePixmapItem::mouseReleaseEvent(event);
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this->updateSelectedMetatile();
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}
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void TilesetEditorMetatileSelector::hoverMoveEvent(QGraphicsSceneHoverEvent *event) {
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QPoint pos = this->getCellPos(event->pos());
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uint16_t metatileId = this->getMetatileId(pos.x(), pos.y());
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emit this->hoveredMetatileChanged(metatileId);
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}
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void TilesetEditorMetatileSelector::hoverLeaveEvent(QGraphicsSceneHoverEvent*) {
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emit this->hoveredMetatileCleared();
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}
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QPoint TilesetEditorMetatileSelector::getMetatileIdCoords(uint16_t metatileId) {
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if (!Tileset::metatileIsValid(metatileId, this->primaryTileset, this->secondaryTileset))
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{
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// Invalid metatile id.
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return QPoint(0, 0);
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}
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int index = metatileId < Project::getNumMetatilesPrimary()
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? metatileId
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: metatileId - Project::getNumMetatilesPrimary() + this->primaryTileset->metatiles->length();
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return QPoint(index % this->numMetatilesWide, index / this->numMetatilesWide);
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}
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QPoint TilesetEditorMetatileSelector::getMetatileIdCoordsOnWidget(uint16_t metatileId) {
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QPoint pos = getMetatileIdCoords(metatileId);
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pos.rx() = (pos.x() * this->cellWidth) + (this->cellWidth / 2);
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pos.ry() = (pos.y() * this->cellHeight) + (this->cellHeight / 2);
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return pos;
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}
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