36 lines
1.2 KiB
C#
36 lines
1.2 KiB
C#
// Copyright 2017 Google Inc. All rights reserved.
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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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// http://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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using UnityEngine;
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using UnityEngine.UI;
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using System.Collections;
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public static class GvrUIHelpers {
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/// Finds the meters scale for the local coordinate system
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/// of the root canvas that contains the canvasObject passed in.
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public static float GetMetersToCanvasScale(Transform canvasObject) {
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Canvas canvas = canvasObject.GetComponentInParent<Canvas>();
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if (canvas == null) {
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return 0.0f;
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}
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if (!canvas.isRootCanvas) {
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canvas = canvas.rootCanvas;
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}
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float metersToCanvasScale = canvas.transform.localScale.x;
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return metersToCanvasScale;
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}
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}
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