148 lines
3.6 KiB
C++
148 lines
3.6 KiB
C++
#include "EditManager.h"
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#include "Window.h"
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bool EditManager::lineOk(const Room &newRoom, const Line &l) const {
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Line l2;
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for(size_t i = 0; i+2 < newRoom.getPolygon().size(); i++) {
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l2.setVertex1(newRoom.getPolygon()[i]);
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l2.setVertex2(newRoom.getPolygon()[i+1]);
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if(l.intersects(l2, NULL) == INTERSECTION_SEGMENT_SEGMENT) return false;
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}
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if(newRoom.getPolygon().size() > 1) {
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l2.setVertex1(newRoom.getPolygon()[newRoom.getPolygon().size()-2]);
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l2.setVertex2(newRoom.getPolygon().back());
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if(l2.contains(l.getVertex2())) return false;
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}
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for(Level::iterator room = window->getLevel().begin(); room != window->getLevel().end(); room++) {
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if((*room)->isOfType("Room") && ((Room*)&**room)->getPolygon().intersects(l))
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return false;
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}
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return true;
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}
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EditManager::EditManager(Window *window) {
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this->window = window;
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hoveredObject = NULL;
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highlightedObject = NULL;
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selectedObject = NULL;
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hasHoveredVertex = false;
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}
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void EditManager::redraw() {
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window->redraw();
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}
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bool EditManager::addRoom(const Room &newRoom) {
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if(newRoom.getPolygon().size() > 2 && polygonOk(newRoom.getPolygon())) {
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Room *room = new Room(newRoom);
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room->setName(idManager.generate("room"));
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window->getLevel().addWithChildren(SharedPtr<LevelObject>(room));
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selectedObject = room;
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window->resetTool();
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return true;
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}
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return false;
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}
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const Vertex* EditManager::getHoveredVertex() const {
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if(hasHoveredVertex) return &hoveredVertex;
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else return NULL;
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}
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void EditManager::setHoveredVertex(const Vertex *v, float scale) {
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if(v) {
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hasHoveredVertex = true;
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hoveredVertex = *v;
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hoveredObject = NULL;
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for(Level::iterator object = window->getLevel().begin(); object != window->getLevel().end(); object++) {
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if((*object)->hit(*v, scale)) {
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if(hoveredObject && (*object)->getPriority() < hoveredObject->getPriority())
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continue;
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hoveredObject = &**object;
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}
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}
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}
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else {
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hasHoveredVertex = false;
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hoveredObject = NULL;
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}
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window->update();
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}
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bool EditManager::vertexOk(const Vertex &v, const Room *newRoom) const {
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Line l;
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for(Level::iterator room = window->getLevel().begin(); room != window->getLevel().end(); room++) {
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if((*room)->isOfType("Room") && ((Room*)&**room)->getPolygon().contains(v)) return false;
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}
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if(!newRoom)
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return true;
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if(newRoom->getPolygon().empty())
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return true;
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l.setVertex1(newRoom->getPolygon().back());
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l.setVertex2(v);
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return lineOk(*newRoom, l);
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}
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bool EditManager::polygonOk(const Polygon& polygon) const {
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Line l, l2;
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if(polygon.empty()) return false;
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for(Level::iterator object = window->getLevel().begin(); object != window->getLevel().end(); object++) {
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if(!(*object)->isOfType("Room"))
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continue;
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Room *room = (Room*)&**object;
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if(room->getPolygon().empty()) continue;
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if(room->getPolygon().contains(polygon.front()))
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return false;
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if(polygon.contains(room->getPolygon().front()))
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return false;
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}
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if(polygon.size() == 1)
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return true;
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if(!polygon.isSimple())
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return false;
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for(Polygon::const_iterator it = polygon.begin(); it != polygon.end(); it++) {
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Polygon::const_iterator it2 = it+1;
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if(it2 == polygon.end()) it2 = polygon.begin();
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l.setVertex1(*it);
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l.setVertex2(*it2);
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for(Level::iterator room = window->getLevel().begin(); room != window->getLevel().end(); room++) {
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if((*room)->isOfType("Room") && ((Room*)&**room)->getPolygon().intersects(l))
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return false;
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}
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}
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return true;
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}
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