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ca07e5f616
The OnChangedListener provides a callback that MaterialShapeDrawables can use to invalidate themselves when the associated ShapeAppearanceModel changes. This allows for modifying the ShapeAppearanceModel through the get/setShapeAppearance methods that the Shapeable interface exposes without having to update the client to redraw itself. PiperOrigin-RevId: 238703600
43 lines
1.5 KiB
Java
43 lines
1.5 KiB
Java
/*
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* Copyright 2019 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* https://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.google.android.material.shape;
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import androidx.annotation.NonNull;
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/**
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* Provides a mechanism to uniformly modify the {@link ShapeAppearanceModel} that backs a {@link
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* MaterialShapeDrawable}. Components that support custom shapes via {@link MaterialShapeDrawable}
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* should implement this interface.
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*/
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public interface Shapeable {
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/**
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* Sets the {@link ShapeAppearanceModel} that defines the component's {@link
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* MaterialShapeDrawable}'s shape using {@code shapeAppearanceModel}.
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*/
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void setShapeAppearanceModel(@NonNull ShapeAppearanceModel shapeAppearanceModel);
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/**
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* Returns the {@link ShapeAppearanceModel} used for the components's {@link
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* MaterialShapeDrawable}'s shape definition.
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*
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* <p>This {@link ShapeAppearanceModel} can be modified to change the component's shape.
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*/
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@NonNull
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ShapeAppearanceModel getShapeAppearanceModel();
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}
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