Android 一个读取和显示pdf文件的库 源码

This is a packaging of the project "Android PDF Viewer" (http://andpdf.sourceforge.net/) into a reusable library to make PDF viewing easier from within your Android application. Consistent with the Android PDF Viewer project, the licensing for the PdfViewer project is LGPL Quickstart incorporating a PDF viewing activity into your project: 1) Add PdfViewer.jar into your project's build path 2) Copy the following drawable resources from PdfViewer/res/drawable into YourProject/res/drawable left_arrow.png right_arrow.png zoom_in.png zoom_out.png 3) Copy the following layout resources from PdfViewer/res/layout into YourProject/res/layout dialog_pagenumber.xml pdf_file_password.xml 4) Derive your PDF activity from net.sf.andpdf.pdfviewer.PdfViewerActivity 5) Using the default drawables and layouts: public int getPreviousPageImageResource() { return R.drawable.left_arrow; } public int getNextPageImageResource() { return R.drawable.right_arrow; } public int getZoomInImageResource() { return R.drawable.zoom_in; } public int getZoomOutImageResource() { return R.drawable.zoom_out; } public int getPdfPasswordLayoutResource() { return R.layout.pdf_file_password; } public int getPdfPageNumberResource() { return R.layout.dialog_pagenumber; } public int getPdfPasswordEditField() { return R.id.etPassword; } public int getPdfPasswordOkButton() { return R.id.btOK; } public int getPdfPasswordExitButton() { return R.id.btExit; } public int getPdfPageNumberEditField() { return R.id.pagenum_edit; } 6) Invoke your PdfViewActivity derived with the following code: Intent intent = new Intent(this, YourPdfViewerActivity.class); intent.putExtra(PdfViewerActivity.EXTRA_PDFFILENAME, "PATH TO PDF GOES HERE"); startActivity(intent);