X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Finput%2Fgesturedetector.h;h=0b31fd8c1c23aff34aad6914c0d23634566a6cdd;hb=479298192e3e5b71a402f79520c90372a4c4b504;hp=a6186fdef815dce6fa56956bd8261360b1632f3f;hpb=1b33313502f837e2b0d02d3f2d129c85a8c66064;p=libs%2Fgui.git

diff --git a/source/input/gesturedetector.h b/source/input/gesturedetector.h
index a6186fd..0b31fd8 100644
--- a/source/input/gesturedetector.h
+++ b/source/input/gesturedetector.h
@@ -13,8 +13,10 @@ enum Gesture
 	GESTURE_NONE,
 	GESTURE_TAP,
 	GESTURE_TAP_2,
+	GESTURE_TAP_3,
 	GESTURE_DRAG,
 	GESTURE_DRAG_2,
+	GESTURE_DRAG_3,
 	GESTURE_PINCH,
 	GESTURE_ROTATE
 };
@@ -28,10 +30,7 @@ absolute values greater than one.
 class GestureDetector: public Device
 {
 private:
-	enum
-	{
-		MAX_POINTS = 3
-	};
+	static constexpr size_t MAX_POINTS = 3;
 
 	struct TouchPoint
 	{
@@ -47,18 +46,17 @@ private:
 
 	Touchscreen &touchscreen;
 	TouchPoint points[MAX_POINTS];
-	Gesture current_gesture;
-	unsigned active_points;
-	Gesture pending_tap;
-	bool invalid_gesture;
-	float threshold_x_sq;
-	float threshold_y_sq;
+	Gesture current_gesture = GESTURE_NONE;
+	Gesture pending_tap = GESTURE_NONE;
+	bool invalid_gesture = false;
+	float threshold_x_sq = 1.0f;
+	float threshold_y_sq = 1.0f;
 
 public:
 	GestureDetector(Touchscreen &);
 
-	virtual std::string get_button_name(unsigned) const;
-	virtual std::string get_axis_name(unsigned) const;
+	std::string get_button_name(unsigned) const override;
+	std::string get_axis_name(unsigned) const override;
 
 private:
 	void touch_down(unsigned);
@@ -66,11 +64,15 @@ private:
 	void touch_move(unsigned, float, float);
 	void start_gesture();
 	void set_gesture_location(unsigned);
+	void set_gesture_delta(unsigned);
 	void update_progress();
 	void end_gesture();
 	void window_resized(unsigned, unsigned);
 };
 
+
+unsigned gesture_points(Gesture);
+
 } // namespace Input
 } // namespace Msp