Difference between revisions of "love.mousemoved"
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− | {{newin|[[0.9.2]]|092|type=function | + | {{newin|[[0.9.2]]|092||type=function}} |
− | + | Callback function triggered when the mouse is moved. | |
− | == | + | == Function == |
− | === | + | === Synopsis === |
<source lang="lua"> | <source lang="lua"> | ||
− | love.mousemoved( x, y, dx, dy ) | + | love.mousemoved( x, y, dx, dy, istouch ) |
</source> | </source> | ||
− | === | + | === Arguments === |
− | {{param|number | + | {{param|number|x|The mouse position on the x-axis.}} |
− | {{param|number | + | {{param|number|y|The mouse position on the y-axis.}} |
− | {{param|number | + | {{param|number|dx|The amount moved along the x-axis since the last time love.mousemoved was called.}} |
− | {{param|number | + | {{param|number|dy|The amount moved along the y-axis since the last time love.mousemoved was called.}} |
− | === | + | {{New feature|0.10.0| |
− | + | {{param|boolean|istouch|True if the mouse button press originated from a touchscreen touch-press.}} | |
− | == | + | |100}} |
− | + | === Returns === | |
− | == | + | Nothing. |
− | * [[parent:: | + | == Notes == |
− | * [[love. | + | If [[love.mouse.setRelativeMode|Relative Mode]] is enabled for the mouse, the '''dx''' and '''dy''' arguments of this callback will update but '''x''' and '''y''' are not guaranteed to. |
− | * [[ | + | |
− | * [[ | + | |
− | * [[ | + | == Examples == |
− | * [[ | + | Position a string ("Text") wherever the mouse, also the delta x and y. |
− | * [[love.mouse.getRelativeMode | + | <source lang="lua"> |
+ | function love.load() | ||
+ | printx = 0 | ||
+ | printy = 0 | ||
+ | printdx = 0 | ||
+ | printdy = 0 | ||
+ | end | ||
+ | |||
+ | function love.draw() | ||
+ | love.graphics.print("Text", printx, printy) | ||
+ | love.graphics.print('dx: '..printdx .. ' dy: '.. printdy, 0, 0) | ||
+ | end | ||
+ | |||
+ | function love.mousemoved( x, y, dx, dy, istouch ) | ||
+ | printx = x | ||
+ | printy = y | ||
+ | printdx = dx | ||
+ | printdy = dy | ||
+ | end | ||
+ | </source> | ||
+ | |||
+ | == See Also == | ||
+ | * [[parent::love]] | ||
+ | * [[love.mouse]] | ||
+ | * [[love.mousepressed]] | ||
+ | * [[love.mousereleased]] | ||
+ | * [[love.mouse.setPosition]] | ||
+ | * [[love.mouse.getPosition]] | ||
+ | * [[love.mouse.setRelativeMode]] | ||
+ | * [[love.mouse.getRelativeMode]] | ||
+ | * [[love.mouse.isDown]] | ||
[[Category:Callbacks]] | [[Category:Callbacks]] | ||
− | {{#set:Description= | + | {{#set:Description=Callback function triggered when the mouse is moved.}} |
− | {{#set:Subcategory= | + | {{#set:Subcategory=Mouse}} |
− | == | + | |
+ | == Other Languages == | ||
{{i18n|love.mousemoved}} | {{i18n|love.mousemoved}} |
Latest revision as of 15:26, 2 February 2023
Available since LÖVE 0.9.2 |
This function is not supported in earlier versions. |
Callback function triggered when the mouse is moved.
Contents
Function
Synopsis
love.mousemoved( x, y, dx, dy, istouch )
Arguments
number x
- The mouse position on the x-axis.
number y
- The mouse position on the y-axis.
number dx
- The amount moved along the x-axis since the last time love.mousemoved was called.
number dy
- The amount moved along the y-axis since the last time love.mousemoved was called.
Available since LÖVE 0.10.0
boolean istouch
- True if the mouse button press originated from a touchscreen touch-press.
Returns
Nothing.
Notes
If Relative Mode is enabled for the mouse, the dx and dy arguments of this callback will update but x and y are not guaranteed to.
Examples
Position a string ("Text") wherever the mouse, also the delta x and y.
function love.load()
printx = 0
printy = 0
printdx = 0
printdy = 0
end
function love.draw()
love.graphics.print("Text", printx, printy)
love.graphics.print('dx: '..printdx .. ' dy: '.. printdy, 0, 0)
end
function love.mousemoved( x, y, dx, dy, istouch )
printx = x
printy = y
printdx = dx
printdy = dy
end
See Also
- love
- love.mouse
- love.mousepressed
- love.mousereleased
- love.mouse.setPosition
- love.mouse.getPosition
- love.mouse.setRelativeMode
- love.mouse.getRelativeMode
- love.mouse.isDown
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