| /* |
| * Copyright (C) 2013 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.inputmethod.latin.setup; |
| |
| import android.content.Context; |
| import android.content.res.ColorStateList; |
| import android.graphics.Canvas; |
| import android.graphics.Paint; |
| import android.graphics.Path; |
| import android.util.AttributeSet; |
| import android.view.LayoutInflater; |
| import android.view.View; |
| import android.widget.LinearLayout; |
| import android.widget.TextView; |
| |
| import com.android.inputmethod.compat.ViewCompatUtils; |
| import com.android.inputmethod.latin.R; |
| |
| public final class SetupStartIndicatorView extends LinearLayout { |
| public SetupStartIndicatorView(final Context context, final AttributeSet attrs) { |
| super(context, attrs); |
| setOrientation(HORIZONTAL); |
| LayoutInflater.from(context).inflate(R.layout.setup_start_indicator_label, this); |
| |
| final LabelView labelView = (LabelView)findViewById(R.id.setup_start_label); |
| labelView.setIndicatorView(findViewById(R.id.setup_start_indicator)); |
| } |
| |
| public static final class LabelView extends TextView { |
| private View mIndicatorView; |
| |
| public LabelView(final Context context, final AttributeSet attrs) { |
| super(context, attrs); |
| } |
| |
| public void setIndicatorView(final View indicatorView) { |
| mIndicatorView = indicatorView; |
| } |
| |
| @Override |
| public void setPressed(final boolean pressed) { |
| super.setPressed(pressed); |
| if (mIndicatorView != null) { |
| mIndicatorView.setPressed(pressed); |
| } |
| } |
| } |
| |
| public static final class IndicatorView extends View { |
| private final Path mIndicatorPath = new Path(); |
| private final Paint mIndicatorPaint = new Paint(); |
| private final ColorStateList mIndicatorColor; |
| |
| public IndicatorView(final Context context, final AttributeSet attrs) { |
| super(context, attrs); |
| mIndicatorColor = getResources().getColorStateList( |
| R.color.setup_step_action_background); |
| mIndicatorPaint.setStyle(Paint.Style.FILL); |
| } |
| |
| @Override |
| public void setPressed(final boolean pressed) { |
| super.setPressed(pressed); |
| invalidate(); |
| } |
| |
| @Override |
| protected void onDraw(final Canvas canvas) { |
| super.onDraw(canvas); |
| final int layoutDirection = ViewCompatUtils.getLayoutDirection(this); |
| final int width = getWidth(); |
| final int height = getHeight(); |
| final float halfHeight = height / 2.0f; |
| final Path path = mIndicatorPath; |
| path.rewind(); |
| if (layoutDirection == ViewCompatUtils.LAYOUT_DIRECTION_RTL) { |
| // Left arrow |
| path.moveTo(width, 0.0f); |
| path.lineTo(0.0f, halfHeight); |
| path.lineTo(width, height); |
| } else { // LAYOUT_DIRECTION_LTR |
| // Right arrow |
| path.moveTo(0.0f, 0.0f); |
| path.lineTo(width, halfHeight); |
| path.lineTo(0.0f, height); |
| } |
| path.close(); |
| final int[] stateSet = getDrawableState(); |
| final int color = mIndicatorColor.getColorForState(stateSet, 0); |
| mIndicatorPaint.setColor(color); |
| canvas.drawPath(path, mIndicatorPaint); |
| } |
| } |
| } |