love.mouse.isDown

Checks whether a certain mouse button is down.

This function does not detect mousewheel scrolling; you must use the love.wheelmoved (or love.mousepressed in version 0.9.2 and older) callback for that.

Function

Available since LÖVE 0.10.0

This variant is not supported in earlier versions.

Synopsis

down = love.mouse.isDown( buttonA, buttonB, ... )

Arguments

number buttonN

The index of a button to check. 1 is the primary mouse button, 2 is the secondary mouse button, etc.

Returns

boolean down

True if any specified button is down.

Function

Removed in LÖVE 0.10.0

This variant is not supported in that and later versions.

Synopsis

down = love.mouse.isDown( button )

Arguments

MouseConstant button

The button to check.

Returns

boolean down

True if the specified button is down.

Function

Available since LÖVE 0.7.2

This variant is not supported in earlier versions.

Removed in LÖVE 0.10.0

This variant is not supported in that and later versions.

Synopsis

anyDown = love.mouse.isDown( button1, button2, button3, ... )

Arguments

MouseConstant buttonN

A button to check.

Returns

boolean anyDown

True if any specified button is down, false otherwise.

Example

Increase a value while the right mouse button is held (version 0.10.0 and newer)

val = 0   -- establish a variable for later use
function love.update(dt)
	if love.mouse.isDown(2) then
		val = val + dt   -- we will increase the variable by 1 for every second the button is held down
	end	
end

Increase a value while the right mouse button is held (version 0.9.2 and older)

val = 0   -- establish a variable for later use
function love.update(dt)
	if love.mouse.isDown("r") then
		val = val + dt   -- we will increase the variable by 1 for every second the button is held down
	end	
end

See Also

• Mouse Constant / buttons
• love.mouse
• love.mousepressed
• love.mousereleased
• love.keyboard.isDown

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