--- title: InventoryGUIPageChangeCalculator - --- //[KSpigot](../../index.md)/[net.axay.kspigot.inventory](../index.md)/[InventoryGUIPageChangeCalculator](index.md) # InventoryGUIPageChangeCalculator [jvm] abstract class [InventoryGUIPageChangeCalculator](index.md) ## Types | Name| Summary| |---|---| | [InventoryGUIConsistentPageCalculator](-inventory-g-u-i-consistent-page-calculator/index.md)| [jvm]
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class [InventoryGUIConsistentPageCalculator](-inventory-g-u-i-consistent-page-calculator/index.md)(**toPage**: [Int](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-int/index.html)) : [InventoryGUIPageChangeCalculator](index.md)


| [InventoryGUINextPageCalculator](-inventory-g-u-i-next-page-calculator/index.md)| [jvm]
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object [InventoryGUINextPageCalculator](-inventory-g-u-i-next-page-calculator/index.md) : [InventoryGUIPageChangeCalculator](index.md)


| [InventoryGUIPreviousPageCalculator](-inventory-g-u-i-previous-page-calculator/index.md)| [jvm]
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object [InventoryGUIPreviousPageCalculator](-inventory-g-u-i-previous-page-calculator/index.md) : [InventoryGUIPageChangeCalculator](index.md)


## Functions | Name| Summary| |---|---| | [calculateNewPage](calculate-new-page.md)| [jvm]
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abstract fun [calculateNewPage](calculate-new-page.md)(currentPage: [Int](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-int/index.html), pages: [Collection](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin.collections/-collection/index.html)<[Int](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-int/index.html)>): [Int](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-int/index.html)?


| [equals](../../net.axay.kspigot.utils/-registerable-command/index.md#kotlin/Any/equals/#kotlin.Any?/PointingToDeclaration/)| [jvm]
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open operator override fun [equals](../../net.axay.kspigot.utils/-registerable-command/index.md#kotlin/Any/equals/#kotlin.Any?/PointingToDeclaration/)(other: [Any](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-any/index.html)?): [Boolean](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-boolean/index.html)


| [hashCode](../../net.axay.kspigot.utils/-registerable-command/index.md#kotlin/Any/hashCode/#/PointingToDeclaration/)| [jvm]
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open override fun [hashCode](../../net.axay.kspigot.utils/-registerable-command/index.md#kotlin/Any/hashCode/#/PointingToDeclaration/)(): [Int](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-int/index.html)


| [toString](../../net.axay.kspigot.utils/-registerable-command/index.md#kotlin/Any/toString/#/PointingToDeclaration/)| [jvm]
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open override fun [toString](../../net.axay.kspigot.utils/-registerable-command/index.md#kotlin/Any/toString/#/PointingToDeclaration/)(): [String](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html)


## Inheritors | Name| |---| | [InventoryGUIPageChangeCalculator](-inventory-g-u-i-previous-page-calculator/index.md) | [InventoryGUIPageChangeCalculator](-inventory-g-u-i-next-page-calculator/index.md) | [InventoryGUIPageChangeCalculator](-inventory-g-u-i-consistent-page-calculator/index.md)