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29 lines
808 B
JavaScript
29 lines
808 B
JavaScript
/**
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* A {@link TileDiscardPolicy} specifying that tile images should never be discard.
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*
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* @alias NeverTileDiscardPolicy
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* @constructor
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*
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* @see DiscardMissingTileImagePolicy
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*/
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function NeverTileDiscardPolicy(options) {}
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/**
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* Determines if the discard policy is ready to process images.
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* @returns {Boolean} True if the discard policy is ready to process images; otherwise, false.
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*/
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NeverTileDiscardPolicy.prototype.isReady = function () {
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return true;
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};
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/**
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* Given a tile image, decide whether to discard that image.
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*
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* @param {HTMLImageElement} image An image to test.
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* @returns {Boolean} True if the image should be discarded; otherwise, false.
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*/
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NeverTileDiscardPolicy.prototype.shouldDiscardImage = function (image) {
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return false;
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};
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export default NeverTileDiscardPolicy;
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