PdfViewer是一款属性和接口全面的安卓电子书插件
地址：
依赖：implementation 'com.github.barteksc:android-pdf-viewer:3.2.0-beta.1'
[/span>com.github.barteksc.pdfviewer.PDFView
android:id="@+id/pdfView"
android:layout_Width＜/span>="match_parent"
android:layout_Height＜/span>="match_parent"/>
pdfView.fromUri(Uri)
or
pdfView.fromFile(File)
or
pdfView.fromBytes(byte【】)
or
pdfView.fromStream(InputStream) //代码效果参考：http://www.lyjsj.net.cn/wx/art_23881.html
// stream is written to bytearray - native code cannot use Java Streamsor
pdfView.fromSource(DocumentSource)
or
pdfView.fromAsset(String)
.pages(0, 2, 1, 3, 3, 3) // all pages are displayed by default
.enableSwipe(true) // allows to block changing pages using swipe
.swipeHorizontal(false)
.enableDoubletap(true)
.defaultPage(0)
// allows to draw something on the current page, usually visible in the middle of the screen
.onDraw(onDrawListener)
// allows to draw something on all pages, separately for every page. Called only for visible pages
.onDrawAll(onDrawListener)
.onLoad(onLoadCompleteListener) // called after document is loaded and starts to be rendered
.onPageChange(onPageChangeListener)
.onPageScroll(onPageScrollListener)
.onError(onErrorListener)
.onPageError(onPageErrorListener)
.onRender(onRenderListener) // called after document is rendered for the first time
// called on single tap, return true if handled, false to toggle scroll handle visibility
.onTap(onTapListener)
.onLongPress(onLongPressListener)
.enableAnnotationRendering(false) // render annotations (such as comments, colors or forms)
.password(null)
.scrollHandle(null)
.enableAntialiasing(true) // improve rendering a little bit on low-res screens
// spacing between pages in dp. To define spacing color, set view background
.spacing(0)
.autoSpacing(false) // add dynamic spacing to fit each page on its own on the screen
.linkHandler(DefaultLinkHandler)
.pageFitPolicy(FitPolicy.WIDTH) // mode to fit pages in the view
.fitEachPage(false) // fit each page to the view, else smaller pages are scaled relative to largest page.
.pageSnap(false) // snap pages to screen boundaries
.pageFling(false) // make a fling change only a single page like ViewPager
.nightMode(false) // toggle night mode
.load();
推荐使用：
pdfView.fromFile(new File(filePath))
.defaultPage(0)
.enableAntialiasing(true)
.enableDoubletap(false)
.onLoad(new OnLoadCompleteListener() {
@Override
public void loadComplete(int nbPages) {
Log.d(TAG, "loadComplete: ok!");
}
})
.onRender(new OnRenderListener() {
@Override
public void onInitiallyRendered(int nbPages) {
}
})
.onPageChange(new OnPageChangeListener() {
@Override
public void onPageChanged(int page, int pageCount) {
Log.d(TAG, "onPageChanged: 当前是第"+page+"页 总共"+pageCount);
}
})
.onPageScroll(new OnPageScrollListener() {
@Override
public void onPageScrolled(int page, float positionOffset) {
}
})
.load();
pdfView.fromFile(new File(filePath))
.enableSwipe(true) // 屏幕滑动
.enableDoubletap(false) //禁双击
.spacing(10) //页面之间距离 dp
.enableAntialiasing(true)
.pageFitPolicy(FitPolicy.WIDTH) //模式来适应视图中的页面
.pageSnap(true) //将页面对齐到屏幕边界
.nightMode(false)
.load();
