feat: Software Cursor, closes #1090

fxgl-samples/src/main/java/sandbox/SoftwareCursorSample.java

@@ -0,0 +1,60 @@
+/*
+ * FXGL - JavaFX Game Library. The MIT License (MIT).
+ * Copyright (c) AlmasB ([email protected]).
+ * See LICENSE for details.
+ */
+
+package sandbox;
+
+import com.almasb.fxgl.app.GameApplication;
+import com.almasb.fxgl.app.GameSettings;
+import com.almasb.fxgl.ui.SoftwareCursor;
+import javafx.scene.paint.Color;
+
+import static com.almasb.fxgl.dsl.FXGL.*;
+
+/**
+ * @author Alex Moore ([email protected])
+ * @author Leo Waters ([email protected])
+ * @author Poppy Eyres ([email protected])
+ */
+public class SoftwareCursorSample extends GameApplication {
+    SoftwareCursor Cursor;
+
+    @Override
+    protected void initSettings(GameSettings settings) {
+      //  settings.addEngineService(QuestService.class);
+    }
+
+
+    @Override
+    protected void initInput() {
+        //hide default cursor
+        getGameScene().getRoot().setCursor(javafx.scene.Cursor.NONE);
+    }
+    @Override
+    protected void initGame() {
+        //create software cursor
+        Cursor = new SoftwareCursor(Color.PINK);
+        getGameScene().getRoot().getChildren().add(Cursor.getCursorNode());
+
+        //initialize cursor position
+        Cursor.setPositionX((double) getGameScene().getAppWidth() / 2);
+        Cursor.setPositionY((double) getGameScene().getAppHeight() / 2);
+    }
+
+
+
+    @Override
+    protected void onUpdate(double tpf) {
+        //Cursor.setPosition(getInput().getMouseXWorld(), getInput().getMouseYWorld());
+        //Cursor.setPositionX(getInput().getMouseXWorld());
+        //Cursor.setPositionY(getInput().getMouseYWorld());
+        Cursor.translatePosition(tpf,tpf);
+    }
+
+
+    public static void main(String[] args) {
+        launch(args);
+    }
+}

fxgl-scene/src/main/java/com/almasb/fxgl/ui/SoftwareCursor.java

@@ -0,0 +1,63 @@
+/*
+ * FXGL - JavaFX Game Library. The MIT License (MIT).
+ * Copyright (c) AlmasB ([email protected]).
+ * See LICENSE for details.
+ */
+
+package com.almasb.fxgl.ui;
+
+import javafx.scene.Node;
+import javafx.scene.paint.Color;
+import javafx.scene.shape.Polygon;
+
+/**
+ * @author Alex Moore ([email protected])
+ * @author Leo Waters ([email protected])
+ * @author Poppy Eyres ([email protected])
+ */
+public class SoftwareCursor {
+    Polygon Cursor;
+    static Double[] defaultPoints = {0.0, 0.0,0.0, 20.0, 20.0, 5.0};
+
+    // creates software cursor with colour
+    public SoftwareCursor(Color color){
+        this(defaultPoints, color);
+    }
+    // creates software cursor with colour and points to draw
+    public SoftwareCursor(Double[] Points, Color color){
+        Cursor = new Polygon();
+        Cursor.getPoints().addAll(Points);
+        Cursor.setFill(color);
+
+    }
+    //gets the node to be added to the scene
+    public Node getCursorNode(){
+        return  Cursor;
+    }
+    //sets X position
+    public void setPositionX(double x){
+        Cursor.setTranslateX(x);
+    }
+    //sets Y position
+    public void setPositionY(double y){
+        Cursor.setTranslateY(y);
+    }
+    //sets X and Y position
+    public void setPosition(double x, double y){
+        Cursor.setTranslateX(x);
+        Cursor.setTranslateY(y);
+    }
+    //moves X position by x
+    public void translatePositionX(double x){
+        Cursor.setTranslateX(Cursor.translateXProperty().doubleValue()+x);
+    }
+    //moves Y position by y
+    public void translatePositionY(double y){
+        Cursor.setTranslateY(Cursor.translateYProperty().doubleValue()+y);
+    }
+    //moves X & Y positions by x & y
+    public void translatePosition(double x,double y){
+        Cursor.setTranslateX(Cursor.translateXProperty().doubleValue()+x);
+        Cursor.setTranslateY(Cursor.translateYProperty().doubleValue()+y);
+    }
+}