ajout bouton reset

app/src/main/java/fr/iutfbleau/sae/ResetButton.java

@@ -0,0 +1,68 @@
+package fr.iutfbleau.sae;
+
+import android.content.Context;
+import android.graphics.Canvas;
+import android.graphics.Paint;
+import android.util.AttributeSet;
+
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+import androidx.appcompat.widget.AppCompatButton;
+
+/**
+ * {@code ResetButton} is a class that represents a button that resets the
+ * offset of the {@code GameView}.
+ * 
+ * @autor Alexeï Kadir, Lyanis Souidi, Hugo Dimitrijevic
+ * @version 1.0
+ */
+public class ResetButton extends AppCompatButton {
+    /**
+     * The width of the lines that make up the {@code ResetButton}.
+     */
+    private static final int LINE_WIDTH = 8;
+
+    /**
+     * The paint used to draw the {@code ResetButton}.
+     */
+    private final Paint paint;
+
+    /**
+     * Constructs a new {@code ResetButton} with the specified context and
+     * attributes.
+     * 
+     * @param context    The context of the {@code ResetButton}.
+     * @param attributes The attributes of the {@code ResetButton}.
+     */
+    public ResetButton(Context context, @Nullable AttributeSet attributes) {
+        super(context, attributes);
+
+        this.paint = new Paint(Paint.ANTI_ALIAS_FLAG);
+    }
+
+    /**
+     * Draws the {@code ResetButton}.
+     * 
+     * @param canvas The {@code Canvas} on which to draw the {@code ResetButton}.
+     */
+    @Override
+    protected void onDraw(@NonNull Canvas canvas) {
+        super.onDraw(canvas);
+
+        this.paint.setColor(this.getResources().getColor(R.color.cross));
+        this.paint.setStrokeWidth(LINE_WIDTH);
+        this.paint.setStyle(Paint.Style.STROKE);
+
+        int w = this.getWidth();
+        int h = this.getHeight();
+        int cx = w / 2;
+        int cy = h / 2;
+
+        int s = Math.min(w, h) / 3;
+
+        canvas.drawCircle(cx, cy, s - LINE_WIDTH, this.paint);
+
+        canvas.drawLine(cx, cy - s / 2.0F, cx, cy + s / 2.0F, this.paint);
+        canvas.drawLine(cx - s / 2.0F, cy, cx + s / 2.0F, cy, this.paint);
+    }
+}