56 lines
1.9 KiB
Java
56 lines
1.9 KiB
Java
/*
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* Copyright (C) 2013 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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* 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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*/
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package com.android.inputmethod.latin.setup;
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import android.content.Context;
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import android.graphics.Canvas;
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import android.graphics.Paint;
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import android.graphics.Path;
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import android.util.AttributeSet;
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import android.view.View;
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import com.android.inputmethod.latin.R;
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public final class SetupStepIndicatorView extends View {
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private final Path mIndicatorPath = new Path();
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private final Paint mIndicatorPaint = new Paint();
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private float mXRatio;
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public SetupStepIndicatorView(final Context context, final AttributeSet attrs) {
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super(context, attrs);
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mIndicatorPaint.setColor(getResources().getColor(R.color.setup_step_background));
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mIndicatorPaint.setStyle(Paint.Style.FILL);
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}
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public void setIndicatorPosition(final float xRatio) {
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mXRatio = xRatio;
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invalidate();
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}
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@Override
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protected void onDraw(final Canvas canvas) {
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super.onDraw(canvas);
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final int xPos = (int)(getWidth() * mXRatio);
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final int height = getHeight();
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mIndicatorPath.rewind();
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mIndicatorPath.moveTo(xPos, 0);
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mIndicatorPath.lineTo(xPos + height, height);
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mIndicatorPath.lineTo(xPos - height, height);
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mIndicatorPath.close();
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canvas.drawPath(mIndicatorPath, mIndicatorPaint);
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}
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}
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