74ce5afd9e
Summary: Using a config flag to switch between different implementations of transferring layout outputs - YogaNodeJNI uses multiple access of java fields to pass all properties like width, height, margin etc... - YogaNodeJNIBatching uses a float array to pass all the data in one java field access Reviewed By: davidaurelio Differential Revision: D14378301 fbshipit-source-id: 0da5b28e6a67ad8fd60eb7efe622d9b2deaf177f
81 lines
2.6 KiB
Java
81 lines
2.6 KiB
Java
/**
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* Copyright (c) Facebook, Inc. and its affiliates.
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*
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* This source code is licensed under the MIT license found in the LICENSE
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* file in the root directory of this source tree.
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*/
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package com.facebook.yoga;
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import com.facebook.soloader.SoLoader;
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public class YogaConfig {
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public static int SPACING_TYPE = 1;
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public static boolean useBatchingForLayoutOutputs = false;
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long mNativePointer;
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private YogaLogger mLogger;
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private YogaNodeCloneFunction mYogaNodeCloneFunction;
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public YogaConfig() {
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mNativePointer = YogaNative.jni_YGConfigNew();
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if (mNativePointer == 0) {
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throw new IllegalStateException("Failed to allocate native memory");
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}
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}
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@Override
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protected void finalize() throws Throwable {
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try {
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YogaNative.jni_YGConfigFree(mNativePointer);
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} finally {
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super.finalize();
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}
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}
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public void setExperimentalFeatureEnabled(YogaExperimentalFeature feature, boolean enabled) {
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YogaNative.jni_YGConfigSetExperimentalFeatureEnabled(mNativePointer, feature.intValue(), enabled);
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}
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public void setUseWebDefaults(boolean useWebDefaults) {
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YogaNative.jni_YGConfigSetUseWebDefaults(mNativePointer, useWebDefaults);
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}
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public void setPrintTreeFlag(boolean enable) {
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YogaNative.jni_YGConfigSetPrintTreeFlag(mNativePointer, enable);
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}
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public void setPointScaleFactor(float pixelsInPoint) {
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YogaNative.jni_YGConfigSetPointScaleFactor(mNativePointer, pixelsInPoint);
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}
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/**
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* Yoga previously had an error where containers would take the maximum space possible instead of the minimum
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* like they are supposed to. In practice this resulted in implicit behaviour similar to align-self: stretch;
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* Because this was such a long-standing bug we must allow legacy users to switch back to this behaviour.
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*/
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public void setUseLegacyStretchBehaviour(boolean useLegacyStretchBehaviour) {
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YogaNative.jni_YGConfigSetUseLegacyStretchBehaviour(mNativePointer, useLegacyStretchBehaviour);
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}
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/**
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* If this flag is set then yoga would diff the layout without legacy flag and would set a bool in
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* YogaNode(mDoesLegacyStretchFlagAffectsLayout) with true if the layouts were different and false
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* if not
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*/
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public void setShouldDiffLayoutWithoutLegacyStretchBehaviour(
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boolean shouldDiffLayoutWithoutLegacyStretchBehaviour) {
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YogaNative.jni_YGConfigSetShouldDiffLayoutWithoutLegacyStretchBehaviour(
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mNativePointer, shouldDiffLayoutWithoutLegacyStretchBehaviour);
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}
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public void setLogger(YogaLogger logger) {
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mLogger = logger;
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YogaNative.jni_YGConfigSetLogger(mNativePointer, logger);
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}
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public YogaLogger getLogger() {
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return mLogger;
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}
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}
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