/******************************************************************************* * Solitaire * * Copyright (C) 2016 by Martin P. Robillard * * See: https://github.com/prmr/Solitaire * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see http://www.gnu.org/licenses/. *******************************************************************************/ package ca.mcgill.cs.stg.solitaire.gui; import ca.mcgill.cs.stg.solitaire.cards.Card; import ca.mcgill.cs.stg.solitaire.cards.CardImages; import ca.mcgill.cs.stg.solitaire.model.GameModel; import ca.mcgill.cs.stg.solitaire.model.GameModelListener; import ca.mcgill.cs.stg.solitaire.model.FoundationPile; import javafx.event.EventHandler; import javafx.geometry.Insets; import javafx.scene.image.ImageView; import javafx.scene.input.DragEvent; import javafx.scene.input.Dragboard; import javafx.scene.input.TransferMode; import javafx.scene.layout.StackPane; /** * Component that shows a stack of cards in * which a completed suit is accumulated. */ public class SuitStack extends StackPane implements GameModelListener { private static final int PADDING = 5; // CSOFF: private static final String BORDER_STYLE = "-fx-border-color: lightgray;" + "-fx-border-width: 3;" + " -fx-border-radius: 10.0"; private static final String BORDER_STYLE_DRAGGED = "-fx-border-color: darkgray;" + "-fx-border-width: 3;" + " -fx-border-radius: 10.0"; private static final String BORDER_STYLE_NORMAL = "-fx-border-color: lightgray;" + "-fx-border-width: 3;" + " -fx-border-radius: 10.0"; // CSON: private CardDragHandler aDragHandler; private FoundationPile aIndex; SuitStack(FoundationPile pIndex) { aIndex = pIndex; setPadding(new Insets(PADDING)); setStyle(BORDER_STYLE); final ImageView image = new ImageView(CardImages.getBack()); image.setVisible(false); getChildren().add(image); aDragHandler = new CardDragHandler(image); image.setOnDragDetected(aDragHandler); setOnDragOver(createOnDragOverHandler(image)); setOnDragEntered(createOnDragEnteredHandler()); setOnDragExited(createOnDragExitedHandler()); setOnDragDropped(createOnDragDroppedHandler()); GameModel.instance().addListener(this); } @Override public void gameStateChanged() { if( GameModel.instance().isFoundationPileEmpty(aIndex)) { getChildren().get(0).setVisible(false); } else { getChildren().get(0).setVisible(true); Card topCard = GameModel.instance().peekSuitStack(aIndex); ImageView image = (ImageView)getChildren().get(0); image.setImage(CardImages.getCard(topCard)); aDragHandler.setCard(topCard); } } private EventHandler<DragEvent> createOnDragOverHandler(final ImageView pView) { return new EventHandler<DragEvent>() { public void handle(DragEvent pEvent) { if(pEvent.getGestureSource() != pView && pEvent.getDragboard().hasString()) { CardTransfer transfer = new CardTransfer(pEvent.getDragboard().getString()); if( transfer.size() == 1 && GameModel.instance().isLegalMove(transfer.getTop(), aIndex) ) { pEvent.acceptTransferModes(TransferMode.MOVE); } } pEvent.consume(); } }; } private EventHandler<DragEvent> createOnDragEnteredHandler() { return new EventHandler<DragEvent>() { public void handle(DragEvent pEvent) { CardTransfer transfer = new CardTransfer(pEvent.getDragboard().getString()); if( transfer.size() == 1 && GameModel.instance().isLegalMove(transfer.getTop(), aIndex) ) { setStyle(BORDER_STYLE_DRAGGED); } pEvent.consume(); } }; } private EventHandler<DragEvent> createOnDragExitedHandler() { return new EventHandler<DragEvent>() { public void handle(DragEvent pEvent) { setStyle(BORDER_STYLE_NORMAL); pEvent.consume(); } }; } private EventHandler<DragEvent> createOnDragDroppedHandler() { return new EventHandler<DragEvent>() { public void handle(DragEvent pEvent) { Dragboard db = pEvent.getDragboard(); boolean success = false; if(db.hasString()) { CardTransfer transfer = new CardTransfer(pEvent.getDragboard().getString()); GameModel.instance().getCardMove(transfer.getTop(), aIndex).perform(); success = true; } pEvent.setDropCompleted(success); pEvent.consume(); } }; } }