ch.hevs.gdx2d.lib.interfaces

Interface TouchInterface

All Known Implementing Classes:

PortableApplication, RenderingScreen

public interface TouchInterface

An interface that applications implement to interact with the user using mouse or touch.

Coordinates origin is the lower left corner.

Version:

1.0

Author:

Pierre-André Mudry (mui)

Method Summary

Modifier and Type	Method and Description
void	onClick(int x, int y, int button) Invoked when the pointer (mouse or touch) is pressed (once).
void	onDrag(int x, int y) Invoked when the pointer (mouse or touch) is moved and down.
void	onRelease(int x, int y, int button) Invoked when the pointer (mouse or touch) is released.
void	onScroll(int amount) Invoked when the mouse scroll (wheel) has been moved.

Method Detail

onClick

void onClick(int x,
             int y,
             int button)

Invoked when the pointer (mouse or touch) is pressed (once).

Note: on Android, the button parameter will always be Input.Buttons.LEFT.

Parameters:

x - the screen X coordinate (origin is the lower left corner)

y - the screen Y coordinate (origin is the lower left corner)

button - Input.Buttons.LEFT or Input.Buttons.RIGHT button clicked

onDrag

void onDrag(int x,
            int y)

Invoked when the pointer (mouse or touch) is moved and down.

Parameters:

x - the screen X coordinate (origin is the lower left corner)

y - the screen Y coordinate (origin is the lower left corner)

onRelease

void onRelease(int x,
               int y,
               int button)

Invoked when the pointer (mouse or touch) is released.

Note: on Android, the button parameter will always be Input.Buttons.LEFT.

Parameters:

x - the screen X coordinate (origin is the lower left corner)

y - the screen Y coordinate (origin is the lower left corner)

button - Input.Buttons.LEFT or Input.Buttons.RIGHT button clicked

onScroll

void onScroll(int amount)

Invoked when the mouse scroll (wheel) has been moved.

The amount can be positive or negative depending on the direction the wheel was scrolled.

Parameters:

amount - the scroll amount