| /* |
| * Copyright (C) 2010 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.test.hwui; |
| |
| import android.app.Activity; |
| import android.content.Context; |
| import android.graphics.Canvas; |
| import android.graphics.Paint; |
| import android.graphics.Path; |
| import android.os.Bundle; |
| import android.view.View; |
| import android.widget.ScrollView; |
| |
| @SuppressWarnings({"UnusedDeclaration"}) |
| public class TextPathActivity extends Activity { |
| @Override |
| protected void onCreate(Bundle savedInstanceState) { |
| super.onCreate(savedInstanceState); |
| |
| ScrollView scroller = new ScrollView(this); |
| scroller.addView(new CustomTextView(this)); |
| setContentView(scroller); |
| } |
| |
| static class CustomTextView extends View { |
| private final Paint mHugePaint; |
| |
| CustomTextView(Context c) { |
| super(c); |
| |
| mHugePaint = new Paint(); |
| mHugePaint.setAntiAlias(true); |
| mHugePaint.setColor(0xff000000); |
| mHugePaint.setTextSize(300f); |
| } |
| |
| @Override |
| protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { |
| setMeasuredDimension(MeasureSpec.getSize(widthMeasureSpec), 3000); |
| } |
| |
| @Override |
| protected void onDraw(Canvas canvas) { |
| super.onDraw(canvas); |
| canvas.drawRGB(255, 255, 255); |
| |
| Path path = new Path(); |
| |
| canvas.translate(100.0f, 300.0f); |
| drawTextAsPath(canvas, "Hello", path); |
| |
| canvas.translate(0.0f, 400.0f); |
| drawTextAsPath(canvas, "OpenGL", path); |
| } |
| |
| private void drawTextAsPath(Canvas canvas, String text, Path path) { |
| int count = text.length(); |
| mHugePaint.getTextPath(text, 0, count, 0, 0, path); |
| path.close(); |
| canvas.drawPath(path, mHugePaint); |
| } |
| } |
| } |