57 lines
2.0 KiB
JavaScript
57 lines
2.0 KiB
JavaScript
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"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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var CharAtlasUtils_1 = require("./CharAtlasUtils");
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var WebglCharAtlas_1 = require("./WebglCharAtlas");
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var charAtlasCache = [];
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function acquireCharAtlas(terminal, colors, scaledCharWidth, scaledCharHeight) {
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var newConfig = CharAtlasUtils_1.generateConfig(scaledCharWidth, scaledCharHeight, terminal, colors);
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for (var i = 0; i < charAtlasCache.length; i++) {
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var entry = charAtlasCache[i];
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var ownedByIndex = entry.ownedBy.indexOf(terminal);
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if (ownedByIndex >= 0) {
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if (CharAtlasUtils_1.configEquals(entry.config, newConfig)) {
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return entry.atlas;
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}
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if (entry.ownedBy.length === 1) {
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entry.atlas.dispose();
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charAtlasCache.splice(i, 1);
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}
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else {
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entry.ownedBy.splice(ownedByIndex, 1);
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}
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break;
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}
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}
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for (var i = 0; i < charAtlasCache.length; i++) {
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var entry = charAtlasCache[i];
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if (CharAtlasUtils_1.configEquals(entry.config, newConfig)) {
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entry.ownedBy.push(terminal);
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return entry.atlas;
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}
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}
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var newEntry = {
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atlas: new WebglCharAtlas_1.WebglCharAtlas(document, newConfig),
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config: newConfig,
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ownedBy: [terminal]
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};
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charAtlasCache.push(newEntry);
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return newEntry.atlas;
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}
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exports.acquireCharAtlas = acquireCharAtlas;
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function removeTerminalFromCache(terminal) {
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for (var i = 0; i < charAtlasCache.length; i++) {
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var index = charAtlasCache[i].ownedBy.indexOf(terminal);
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if (index !== -1) {
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if (charAtlasCache[i].ownedBy.length === 1) {
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charAtlasCache[i].atlas.dispose();
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charAtlasCache.splice(i, 1);
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}
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else {
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charAtlasCache[i].ownedBy.splice(index, 1);
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}
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break;
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}
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}
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}
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exports.removeTerminalFromCache = removeTerminalFromCache;
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//# sourceMappingURL=CharAtlasCache.js.map
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