本文整理汇总了Java中android.graphics.pdf.PdfRenderer.Page方法的典型用法代码示例。如果您正苦于以下问题：Java PdfRenderer.Page方法的具体用法？Java PdfRenderer.Page怎么用？Java PdfRenderer.Page使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类android.graphics.pdf.PdfRenderer的用法示例。
在下文中一共展示了PdfRenderer.Page方法的7个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: instantiateItem
import android.graphics.pdf.PdfRenderer; //导入方法依赖的package包/类
@Override
@SuppressWarnings("NewApi")
public Object instantiateItem(ViewGroup container, int position) {
View v = inflater.inflate(R.layout.view_pdf_page, container, false);
ImageView iv = (ImageView) v.findViewById(R.id.imageView);
if (renderer == null || getCount() < position) {
return v;
}
PdfRenderer.Page page = getPDFPage(renderer, position);
Bitmap bitmap = bitmapContainer.get(position);
page.render(bitmap, null, null, PdfRenderer.Page.RENDER_MODE_FOR_DISPLAY);
page.close();
iv.setImageBitmap(bitmap);
container.addView(v, 0);
return v;
}
示例2: decode
import android.graphics.pdf.PdfRenderer; //导入方法依赖的package包/类
/**
* Creates a {@link Bitmap}in the correct size and renders the {@link PdfRenderer.Page} into it.
*
* @param context not used
* @param uri not used
* @return a bitmap, containing the pdf page
* @throws Exception, if rendering fails
*/
@Override public Bitmap decode(Context context, Uri uri) throws Exception {
ParcelFileDescriptor descriptor =
ParcelFileDescriptor.open(file, ParcelFileDescriptor.MODE_READ_ONLY);
PdfRenderer renderer = new PdfRenderer(descriptor);
final PdfRenderer.Page page = renderer.openPage(position);
Bitmap bitmap = Bitmap.createBitmap((int) (page.getWidth() * scale + 0.5),
(int) (page.getHeight() * scale + 0.5f), Bitmap.Config.ARGB_8888);
page.render(bitmap, null, null, PdfRenderer.Page.RENDER_MODE_FOR_DISPLAY);
page.close();
renderer.close();
descriptor.close();
return bitmap;
}
示例3: instantiateItem
import android.graphics.pdf.PdfRenderer; //导入方法依赖的package包/类
@Override
@SuppressWarnings("NewApi")
public Object instantiateItem(ViewGroup container, int position) {
View v = inflater.inflate(R.layout.view_pdf_page, container, false);
ImageView iv = (ImageView) v.findViewById(R.id.imageView);
if (renderer == null || getCount() < position) {
return v;
}
PdfRenderer.Page page = getPDFPage(renderer, position);
Bitmap bitmap = bitmapContainer.get(position);
page.render(bitmap, null, null, PdfRenderer.Page.RENDER_MODE_FOR_DISPLAY);
page.close();
iv.setImageBitmap(bitmap);
((ViewPager) container).addView(v, 0);
return v;
}
示例4: instantiateItem
import android.graphics.pdf.PdfRenderer; //导入方法依赖的package包/类
@Override
@SuppressWarnings("NewApi")
public Object instantiateItem(ViewGroup container, int position) {
View v = inflater.inflate(R.layout.view_pdf_page, container, false);
ImageView iv = (ImageView) v.findViewById(R.id.imageView);
if (renderer == null || getCount() < position) {
return v;
}
PdfRenderer.Page page = getPDFPage(renderer, position);
Bitmap bitmap = bitmapContainer.get(position);
page.render(bitmap, null, null, PdfRenderer.Page.RENDER_MODE_FOR_DISPLAY);
page.close();
PhotoViewAttacher attacher = new PhotoViewAttacher(iv);
attacher.setScale(scale.getScale(), scale.getCenterX(), scale.getCenterY(), true);
attacher.setOnMatrixChangeListener(this);
attachers.put(position, new WeakReference<PhotoViewAttacher>(attacher));
iv.setImageBitmap(bitmap);
attacher.setOnPhotoTapListener(new PhotoViewAttacher.OnPhotoTapListener() {
@Override
public void onPhotoTap(View view, float x, float y) {
if (pageClickListener != null) {
pageClickListener.onPageTap(view, x, y);
}
}
});
attacher.update();
container.addView(v, 0);
return v;
}
示例5: extractPdfParamsFromFirstPage
import android.graphics.pdf.PdfRenderer; //导入方法依赖的package包/类
@SuppressWarnings("NewApi")
private PdfRendererParams extractPdfParamsFromFirstPage(PdfRenderer renderer, float renderQuality) {
PdfRenderer.Page samplePage = getPDFPage(renderer, FIRST_PAGE);
PdfRendererParams params = new PdfRendererParams();
params.setRenderQuality(renderQuality);
params.setOffScreenSize(offScreenSize);
params.setWidth((int) (samplePage.getWidth() * renderQuality));
params.setHeight((int) (samplePage.getHeight() * renderQuality));
samplePage.close();
return params;
}
示例6: instantiateItem
import android.graphics.pdf.PdfRenderer; //导入方法依赖的package包/类
@Override
@SuppressWarnings("NewApi")
public Object instantiateItem(ViewGroup container, int position) {
View v = inflater.inflate(R.layout.view_pdf_page, container, false);
ImageView iv = (ImageView) v.findViewById(R.id.imageView);
if (renderer == null || getCount() < position) {
return v;
}
PdfRenderer.Page page = getPDFPage(renderer, position);
Bitmap bitmap = bitmapContainer.get(position);
page.render(bitmap, null, null, PdfRenderer.Page.RENDER_MODE_FOR_DISPLAY);
page.close();
PhotoViewAttacher attacher = new PhotoViewAttacher(iv);
attacher.setScale(scale.getScale(), scale.getCenterX(), scale.getCenterY(), true);
attacher.setOnMatrixChangeListener(this);
attachers.put(position, new WeakReference<PhotoViewAttacher>(attacher));
iv.setImageBitmap(bitmap);
attacher.setOnPhotoTapListener(new PhotoViewAttacher.OnPhotoTapListener() {
@Override
public void onPhotoTap(View view, float x, float y) {
pageClickListener.onClick(view);
}
});
attacher.update();
((ViewPager) container).addView(v, 0);
return v;
}
示例7: getPDFPage
import android.graphics.pdf.PdfRenderer; //导入方法依赖的package包/类
@SuppressWarnings("NewApi")
protected PdfRenderer.Page getPDFPage(PdfRenderer renderer, int position) {
return renderer.openPage(position);
}