1 files changed, 20 insertions, 6 deletions

diff --git a/Tools/QtBiomeVisualiser/BiomeView.h b/Tools/QtBiomeVisualiser/BiomeView.h
index f0521571d..40d8b96ae 100644
--- a/Tools/QtBiomeVisualiser/BiomeView.h
+++ b/Tools/QtBiomeVisualiser/BiomeView.h
@@ -25,7 +25,27 @@ public:
 	The entire view is then invalidated and regenerated. */
 	void setChunkSource(std::shared_ptr<ChunkSource> a_ChunkSource);
 
+	/** Sets the position of the central pixel of the map to the specified point and redraws the view. */
+	void setPosition(int a_BlockX, int a_BlockZ);
+
+	/** Sets the zoom level to the specified value and redraws the view. */
+	void setZoomLevel(double a_ZoomLevel);
+
 signals:
+	/** Signalled when the user uses the wheel to scroll upwards. */
+	void wheelUp();
+
+	/** Signalled when the user uses the wheel to scroll downwards. */
+	void wheelDown();
+
+	/** Signalled when the user presses a key to increase zoom. */
+	void increaseZoom();
+
+	/** Signalled when the user presses a key to decrease zoom. */
+	void decreaseZoom();
+
+	/** Emitted when the user moves the mouse, to reflect the current block under the cursor. */
+	void hoverChanged(int a_BlockX, int a_BlockZ, int a_Biome);
 
 public slots:
 	/** Redraw the entire widget area. */
@@ -86,12 +106,6 @@ protected:
 
 	/** Called when the user presses a key. */
 	virtual void keyPressEvent(QKeyEvent * a_Event) override;
-
-	/** Decreases the zoom level and queues a redraw. */
-	void decreaseZoom();
-
-	/** Increases the zoom level and queues a redraw. */
-	void increaseZoom();
 };