Difference between revisions of "Event.MOUSE WHEEL"

From GiderosMobile
m (added the value of e.wheel = 120)
m (Text replacement - "</source>" to "</syntaxhighlight>")
 
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Modifiers can have values of:
 
Modifiers can have values of:
[[KeyCode.MODIFIER_NONE]]  
+
*[[KeyCode.MODIFIER_NONE]]  
[[KeyCode.MODIFIER_SHIFT]]  
+
*[[KeyCode.MODIFIER_SHIFT]]  
[[KeyCode.MODIFIER_CTRL]]  
+
*[[KeyCode.MODIFIER_CTRL]]  
[[KeyCode.MODIFIER_ALT]]  
+
*[[KeyCode.MODIFIER_ALT]]  
[[KeyCode.MODIFIER_META]]
+
*[[KeyCode.MODIFIER_META]]
  
 
=== Parameters ===
 
=== Parameters ===
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'''ry''': (number) unrounded y coordinate of the click<br/>
 
'''ry''': (number) unrounded y coordinate of the click<br/>
 
'''wheel''': (number) negative value when scrolled down and positive value when scrolled up '''(default value 120)'''<br/>
 
'''wheel''': (number) negative value when scrolled down and positive value when scrolled up '''(default value 120)'''<br/>
'''modifiers''': (number) Modifiers present<br/>
+
'''modifiers''': (number) modifiers present<br/>
  
 
=== Example ===
 
=== Example ===
<source lang="lua">
+
<syntaxhighlight lang="lua">
 
local myscale = 0
 
local myscale = 0
 
mybitmap:addEventListener(Event.MOUSE_WHEEL, function(e)
 
mybitmap:addEventListener(Event.MOUSE_WHEEL, function(e)
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mybitmap:setScale(myscale)
 
mybitmap:setScale(myscale)
 
end)
 
end)
</source>
+
</syntaxhighlight>
  
 
{{Sprite}}
 
{{Sprite}}

Latest revision as of 15:27, 13 July 2023

Available since: Gideros 2015.04.26
Value: mouseWheel
Defined by: Sprite

Description

Event that fires when mouse wheel is used.

Modifiers can have values of:

Parameters

x: (number) x coordinate of the click
y: (number) y coordinate of the click
rx: (number) unrounded x coordinate of the click
ry: (number) unrounded y coordinate of the click
wheel: (number) negative value when scrolled down and positive value when scrolled up (default value 120)
modifiers: (number) modifiers present

Example

local myscale = 0
mybitmap:addEventListener(Event.MOUSE_WHEEL, function(e)
	-- e.wheel = 120
	myscale = mybitmap:getScale() + e.wheel / 32
	mybitmap:setScale(myscale)
end)