public abstract class

DrawSpec

extends java.lang.Object

 java.lang.Object

↳androidx.pdf.util.DrawSpec

Subclasses:

RectDrawSpec

Gradle dependencies

compile group: 'androidx.pdf', name: 'pdf-viewer', version: '1.0.0-alpha02'

  • groupId: androidx.pdf
  • artifactId: pdf-viewer
  • version: 1.0.0-alpha02

Artifact androidx.pdf:pdf-viewer:1.0.0-alpha02 it located at Google repository (https://maven.google.com/)

Overview

A list of rects to be drawn, and the Paint to draw them with.

Summary

Fields
protected final PaintmPaint

protected final java.util.List<Rect>mRects

Constructors
publicDrawSpec(Paint paint, java.util.List<Rect> rects)

Methods
public abstract voiddraw(Canvas canvas)

Subclasses should draw what they need, based on their rects here.

from java.lang.Objectclone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Fields

protected final Paint mPaint

protected final java.util.List<Rect> mRects

Constructors

public DrawSpec(Paint paint, java.util.List<Rect> rects)

Methods

public abstract void draw(Canvas canvas)

Subclasses should draw what they need, based on their rects here.

Source

/*
 * Copyright 2024 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 androidx.pdf.util;

import android.graphics.Canvas;
import android.graphics.Paint;
import android.graphics.Rect;

import androidx.annotation.NonNull;
import androidx.annotation.RestrictTo;

import java.util.List;

/**
 * A list of rects to be drawn, and the {@link Paint} to draw them with.
 */
@RestrictTo(RestrictTo.Scope.LIBRARY)
public abstract class DrawSpec {
    protected final Paint mPaint;
    protected final List<Rect> mRects;

    public DrawSpec(@NonNull Paint paint, @NonNull List<Rect> rects) {
        this.mPaint = paint;
        this.mRects = rects;
    }

    /** Subclasses should draw what they need, based on their rects here. */
    public abstract void draw(@NonNull Canvas canvas);
}