From d69fa8746728367646494fd8c2c18944f306c6a2 Mon Sep 17 00:00:00 2001 From: Eduardo Pedroni Date: Mon, 9 Mar 2015 17:03:48 -0300 Subject: Added existing source code --- src/jcgp/gui/handlers/InputHandlers.java | 56 ++++++++++ src/jcgp/gui/handlers/NodeHandlers.java | 164 ++++++++++++++++++++++++++++++ src/jcgp/gui/handlers/OutputHandlers.java | 84 +++++++++++++++ src/jcgp/gui/handlers/Target.java | 70 +++++++++++++ 4 files changed, 374 insertions(+) create mode 100644 src/jcgp/gui/handlers/InputHandlers.java create mode 100644 src/jcgp/gui/handlers/NodeHandlers.java create mode 100644 src/jcgp/gui/handlers/OutputHandlers.java create mode 100644 src/jcgp/gui/handlers/Target.java (limited to 'src/jcgp/gui/handlers') diff --git a/src/jcgp/gui/handlers/InputHandlers.java b/src/jcgp/gui/handlers/InputHandlers.java new file mode 100644 index 0000000..cc677eb --- /dev/null +++ b/src/jcgp/gui/handlers/InputHandlers.java @@ -0,0 +1,56 @@ +package jcgp.gui.handlers; + +import javafx.event.EventHandler; +import javafx.scene.input.MouseEvent; +import jcgp.gui.population.GUIGene.GUIGeneState; +import jcgp.gui.population.GUIInput; + +/** + * Holds the handlers that define the behaviour of {@code GUIInput}. + *

+ * The handlers are instantiated here statically and added to {@code GUIInput} + * instances using {@code InputHandlers.addHandlers(...)}. This guarantees that + * all inputs behave the same way without instantiating a new set of handlers for + * each input instance. + * + * @author Eduardo Pedroni + * + */ +public final class InputHandlers { + + /** + * Private constructor to prevent instantiation. + */ + private InputHandlers() {} + + /** + * Inputs don't do much; set state to hover when mouse enters. + */ + private static EventHandler mouseEnteredHandler = new EventHandler() { + @Override + public void handle(MouseEvent event) { + ((GUIInput) event.getSource()).setState(GUIGeneState.HOVER); + } + }; + + /** + * Inputs don't do much; set state to neutral when mouse exits. + */ + private static EventHandler mouseExitedHandler = new EventHandler() { + @Override + public void handle(MouseEvent event) { + ((GUIInput) event.getSource()).setState(GUIGeneState.NEUTRAL); + } + }; + + /** + * Adds all handlers to the specified input. + * + * @param input the {@code GUIInput} to which the handlers will be added. + */ + public static void addHandlers(GUIInput input) { + input.addEventHandler(MouseEvent.MOUSE_ENTERED, mouseEnteredHandler); + input.addEventHandler(MouseEvent.MOUSE_EXITED, mouseExitedHandler); + } + +} diff --git a/src/jcgp/gui/handlers/NodeHandlers.java b/src/jcgp/gui/handlers/NodeHandlers.java new file mode 100644 index 0000000..b413a62 --- /dev/null +++ b/src/jcgp/gui/handlers/NodeHandlers.java @@ -0,0 +1,164 @@ +package jcgp.gui.handlers; + +import javafx.event.EventHandler; +import javafx.scene.input.MouseDragEvent; +import javafx.scene.input.MouseEvent; +import javafx.scene.shape.Circle; +import javafx.scene.shape.Line; +import jcgp.backend.population.Gene; +import jcgp.gui.GUI; +import jcgp.gui.constants.Position; +import jcgp.gui.population.ChromosomePane; +import jcgp.gui.population.GUIConnection; +import jcgp.gui.population.GUIGene; +import jcgp.gui.population.GUIGene.GUIGeneState; +import jcgp.gui.population.GUINode; + +/** + * Holds the handlers that define the behaviour of {@code GUINode}. + *

+ * The handlers are instantiated here statically and added to {@code GUINode} + * instances using {@code NodeHandlers.addHandlers(...)}. This guarantees that + * all nodes behave the same way without instantiating a new set of handlers for + * each node instance. + * + * @author Eduardo Pedroni + * + */ +public final class NodeHandlers { + + /** + * Private constructor to prevent instantiation. + */ + private NodeHandlers() {} + + /** + * Set the node to {@code GUIGeneState.HOVER} state, and set its immediate connections to {@code GUIGeneState.EXTENDED_HOVER}. + */ + private static EventHandler mouseEnteredHandler = new EventHandler() { + @Override + public void handle(MouseEvent event) { + // acquire the source, we can safely cast it to GUINode + GUINode source = (GUINode) event.getSource(); + + source.setState(GUIGeneState.HOVER); + for (int i = 0; i < GUI.resources.arity(); i++) { + ((GUIGene) ((Gene) source.getNode().getConnection(i)).getGUIObject()).setState(GUIGeneState.EXTENDED_HOVER); + } + } + }; + + /** + * Set the node and its immediate connections to {@code GUIGeneState.NEUTRAL} state. + */ + private static EventHandler mouseExitedHandler = new EventHandler() { + @Override + public void handle(MouseEvent event) { + // acquire the source, we can safely cast it to GUINode + GUINode source = (GUINode) event.getSource(); + + if (Target.getSourceMutable() != source) { + source.setState(GUIGeneState.NEUTRAL); + for (int i = 0; i < GUI.resources.arity(); i++) { + ((GUIGene) ((Gene) source.getNode().getConnection(i)).getGUIObject()).setState(GUIGeneState.NEUTRAL); + } + } + } + }; + + private static EventHandler socketDragDetected = new EventHandler() { + @Override + public void handle(MouseEvent event) { + // it's safe to assume that the source is the socket + ((GUINode) ((Circle) event.getSource()).getParent()).startFullDrag(); + } + }; + + private static EventHandler socketMousePressedHandler = new EventHandler() { + @Override + public void handle(MouseEvent event) { + // it's safe to assume that the source is the socket + Target.start((Circle) event.getSource()); + } + }; + + private static EventHandler socketMouseDraggedHandler = new EventHandler() { + @Override + public void handle(MouseEvent event) { + // this can only happen after a press, so we know Target is up-to-date + if (!Target.isProspecting()) { + GUINode node = (GUINode) Target.getSourceMutable(); + Line line = Target.getConnectionLine(); + line.setEndX(event.getX() + node.getLayoutX()); + line.setEndY(event.getY() + node.getLayoutY()); + } + + } + }; + + private static EventHandler socketMouseReleasedHandler = new EventHandler() { + @Override + public void handle(MouseEvent event) { + + GUINode node = (GUINode) ((Circle) event.getSource()).getParent(); + int connectionId = Integer.valueOf(((Circle) event.getSource()).getId()); + + Position.connect(node.getLines()[connectionId], (GUIGene) ((Gene) node.getNode().getConnection(connectionId)).getGUIObject()); + } + }; + + private static EventHandler dragEnteredHandler = new EventHandler() { + @Override + public void handle(MouseDragEvent event) { + // acquire the source, we can safely cast it to GUINode + GUINode source = (GUINode) event.getSource(); + if (Target.getCurrentConnection() == source) { + source.setState(GUIGeneState.NEUTRAL_TARGET); + // we are now prospecting + Target.setProspecting(true); + Position.connect(Target.getConnectionLine(), source); + } else if (ChromosomePane.isAllowed(Target.getSourceMutable(), (GUIConnection) source)) { + source.setState(GUIGeneState.GOOD_TARGET); + // we are now prospecting + Target.setProspecting(true); + Position.connect(Target.getConnectionLine(), source); + } else { + source.setState(GUIGeneState.BAD_TARGET); + } + } + }; + + private static EventHandler dragExitedHandler = new EventHandler() { + @Override + public void handle(MouseDragEvent event) { + // acquire the source, we can safely cast it to GUINode + GUINode source = (GUINode) event.getSource(); + source.setState(GUIGeneState.NEUTRAL); + + // no longer prospecting + Target.setProspecting(false); + } + }; + + /** + * Adds all handlers to the specified node. + * + * @param node the {@code GUINode} to which the handlers will be added. + */ + public static void addHandlers(GUINode node) { + node.addEventHandler(MouseEvent.MOUSE_ENTERED, mouseEnteredHandler); + node.addEventHandler(MouseEvent.MOUSE_EXITED, mouseExitedHandler); + + node.addEventHandler(MouseDragEvent.MOUSE_DRAG_ENTERED, dragEnteredHandler); + node.addEventHandler(MouseDragEvent.MOUSE_DRAG_EXITED, dragExitedHandler); + + Circle[] sockets = node.getSockets(); + for (int s = 0; s < sockets.length; s++) { + + sockets[s].addEventFilter(MouseEvent.DRAG_DETECTED, socketDragDetected); + sockets[s].addEventHandler(MouseEvent.MOUSE_PRESSED, socketMousePressedHandler); + sockets[s].addEventHandler(MouseEvent.MOUSE_DRAGGED, socketMouseDraggedHandler); + sockets[s].addEventHandler(MouseEvent.MOUSE_RELEASED, socketMouseReleasedHandler); + } + } +} diff --git a/src/jcgp/gui/handlers/OutputHandlers.java b/src/jcgp/gui/handlers/OutputHandlers.java new file mode 100644 index 0000000..b89d746 --- /dev/null +++ b/src/jcgp/gui/handlers/OutputHandlers.java @@ -0,0 +1,84 @@ +package jcgp.gui.handlers; + +import javafx.event.EventHandler; +import javafx.scene.input.MouseEvent; +import jcgp.backend.population.Gene; +import jcgp.gui.population.GUIConnection; +import jcgp.gui.population.GUIGene.GUIGeneState; +import jcgp.gui.population.GUIOutput; + +/** + * Holds the handlers that define the behaviour of {@code GUIOutput}. + *

+ * The handlers are instantiated here statically and added to {@code GUIOutput} + * instances using {@code OutputHandlers.addHandlers(...)}. This guarantees that + * all outputs behave the same way without instantiating a new set of handlers for + * each output instance. + * + * @author Eduardo Pedroni + * + */ +public final class OutputHandlers { + + /** + * Private constructor to prevent instantiation. + */ + private OutputHandlers() {} + + /** + * Set the output to {@code GUIGeneState.HOVER} state, and recursively set its active genes + * to {@code GUIGeneState.ACTIVE_HOVER}. + */ + private static EventHandler mouseEnteredHandler = new EventHandler() { + @Override + public void handle(MouseEvent event) { + // acquire the source, we can safely cast it to GUIOutput + GUIOutput source = (GUIOutput) event.getSource(); + + source.setState(GUIGeneState.HOVER); + ((GUIConnection) ((Gene) source.getOutput().getSource()).getGUIObject()).setStateRecursively(GUIGeneState.ACTIVE_HOVER); + } + }; + + /** + * Set the output and all of its active genes to {@code GUIGeneState.NEUTRAL} state. + */ + private static EventHandler mouseExitedHandler = new EventHandler() { + @Override + public void handle(MouseEvent event) { + // acquire the source, we can safely cast it to GUIOutput + GUIOutput source = (GUIOutput) event.getSource(); + + source.setState(GUIGeneState.NEUTRAL); + ((GUIConnection) ((Gene) source.getOutput().getSource()).getGUIObject()).setStateRecursively(GUIGeneState.NEUTRAL); + } + }; + + /** + * If the output is locked, unlock it and all of its associated genes recursively. + * If it is unlocked, lock it and its active genes. + */ + private static EventHandler mouseClickHandler = new EventHandler() { + @Override + public void handle(MouseEvent event) { + // acquire the source, we can safely cast it to GUIOutput + GUIOutput source = (GUIOutput) event.getSource(); + + boolean lock = !source.isLocked(); + source.setLock(lock); + ((GUIConnection) ((Gene) source.getOutput().getSource()).getGUIObject()).setLockRecursively(lock); + } + }; + + /** + * Adds all handlers to the specified output. + * + * @param output the {@code GUIOutput} to which the handlers will be added. + */ + public static void addHandlers(GUIOutput output) { + output.addEventHandler(MouseEvent.MOUSE_ENTERED, mouseEnteredHandler); + output.addEventHandler(MouseEvent.MOUSE_EXITED, mouseExitedHandler); + output.addEventHandler(MouseEvent.MOUSE_CLICKED, mouseClickHandler); + } + +} diff --git a/src/jcgp/gui/handlers/Target.java b/src/jcgp/gui/handlers/Target.java new file mode 100644 index 0000000..b050663 --- /dev/null +++ b/src/jcgp/gui/handlers/Target.java @@ -0,0 +1,70 @@ +package jcgp.gui.handlers; + +import javafx.scene.shape.Circle; +import javafx.scene.shape.Line; +import jcgp.gui.population.GUIConnection; +import jcgp.gui.population.GUIMutable; + +/** + * @author Eduardo Pedroni + * + */ +public final class Target { + + /** + * Private constructor to prevent instantiation. + */ + private Target() {} + + private static GUIConnection targetConnection; + private static GUIMutable sourceMutable; + private static int connectionIndex; + private static Line connectionLine; + private static Circle sourceSocket; + private static boolean prospecting = false; + + public static void start(Circle newSocket) { + // store new socket + sourceSocket = newSocket; + // derive the rest of the information from it + connectionIndex = Integer.valueOf(newSocket.getId()); + sourceMutable = (GUIMutable) newSocket.getParent(); + connectionLine = sourceMutable.getLines()[connectionIndex]; + } + + public static GUIMutable getSourceMutable() { + return sourceMutable; + } + + public static int getConnectionIndex() { + return connectionIndex; + } + + public static Line getConnectionLine() { + return connectionLine; + } + + public static Circle getSourceSocket() { + return sourceSocket; + } + + public static GUIConnection getTarget() { + return targetConnection; + } + + public static GUIConnection getCurrentConnection() { + return sourceMutable.getConnections()[connectionIndex]; + } + + public static void setProspecting(boolean value) { + prospecting = value; + } + + public static boolean isProspecting() { + return prospecting; + } + + public static void setTarget(GUIConnection newTarget) { + targetConnection = newTarget; + } +} -- cgit v1.2.3