org.codetome.zircon.internal.font.FontRegionCache.kt Maven / Gradle / Ivy

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Zircon is a terminal emulator which targets multiple GUI platforms and designed specifically for game developers.

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package org.codetome.zircon.internal.font

import org.codetome.zircon.api.TextCharacter
import java.util.*

/**
 * This cache is responsible for caching font regions. A font region is basically
 * an image representing a character graphically.
 */
interface FontRegionCache {

    /**
     * Retrieves a font region by a [TextCharacter] if present.
     */
    fun retrieveIfPresent(textCharacter: TextCharacter): Optional

    /**
     * Caches the given region for a [TextCharacter].
     */
    fun store(textCharacter: TextCharacter, region: R)
}