flutter_package / dart_pdf

Go to a project
Toggle navigation Toggle navigation pinning
David PHAM-VAN
fb29442f 1 parent adf4ff1d

Android lint

Inline Side-by-side
Showing 3 changed files with 85 additions and 115 deletions
... ... @@ -7,7 +7,6 @@ import android.print.PrintAttributes;
import androidx.annotation.NonNull;
import androidx.annotation.RequiresApi;
import java.lang.ref.WeakReference;
import java.util.ArrayList;
import java.util.HashMap;
... ... @@ -35,6 +34,8 @@ public class PrintingHandler implements MethodChannel.MethodCallHandler {
final PrintingJob printJob =
new PrintingJob(context, this, (int) call.argument("job"));
assert name != null;
assert width != null;
assert height != null;
printJob.printPdf(name, width, height);
result.success(1);
... ... @@ -138,7 +139,7 @@ public class PrintingHandler implements MethodChannel.MethodCallHandler {
}
@Override
public void error(String errorCode, String errorMessage, Object errorDetails) {
public void error(@NonNull String errorCode, String errorMessage, Object errorDetails) {
printJob.cancelJob(errorMessage);
}
... ...
... ... @@ -137,54 +137,44 @@ public class PrintingJob extends PrintDocumentAdapter {
@Override
public void onFinish() {
Thread thread = new Thread(new Runnable() {
@RequiresApi(api = Build.VERSION_CODES.LOLLIPOP)
@Override
public void run() {
try {
final boolean[] wait = {true};
int count = 5 * 60 * 10; // That's 10 minutes.
while (wait[0]) {
new Handler(Looper.getMainLooper()).post(new Runnable() {
@Override
public void run() {
int state = printJob == null ? PrintJobInfo.STATE_FAILED
: printJob.getInfo().getState();
if (state == PrintJobInfo.STATE_COMPLETED) {
printing.onCompleted(PrintingJob.this, true, null);
wait[0] = false;
} else if (state == PrintJobInfo.STATE_CANCELED) {
printing.onCompleted(PrintingJob.this, false, null);
wait[0] = false;
} else if (state == PrintJobInfo.STATE_FAILED) {
printing.onCompleted(
PrintingJob.this, false, "Unable to print");
wait[0] = false;
}
}
});
if (--count <= 0) {
throw new Exception("Timeout waiting for the job to finish");
Thread thread = new Thread(() -> {
try {
final boolean[] wait = {true};
int count = 5 * 60 * 10; // That's 10 minutes.
while (wait[0]) {
new Handler(Looper.getMainLooper()).post(() -> {
int state = printJob == null ? PrintJobInfo.STATE_FAILED
: printJob.getInfo().getState();
if (state == PrintJobInfo.STATE_COMPLETED) {
printing.onCompleted(PrintingJob.this, true, null);
wait[0] = false;
} else if (state == PrintJobInfo.STATE_CANCELED) {
printing.onCompleted(PrintingJob.this, false, null);
wait[0] = false;
} else if (state == PrintJobInfo.STATE_FAILED) {
printing.onCompleted(PrintingJob.this, false, "Unable to print");
wait[0] = false;
}
});
if (wait[0]) {
Thread.sleep(200);
}
if (--count <= 0) {
throw new Exception("Timeout waiting for the job to finish");
}
} catch (final Exception e) {
new Handler(Looper.getMainLooper()).post(new Runnable() {
@Override
public void run() {
printing.onCompleted(PrintingJob.this,
printJob != null && printJob.isCompleted(), e.getMessage());
}
});
}
printJob = null;
if (wait[0]) {
Thread.sleep(200);
}
}
} catch (final Exception e) {
new Handler(Looper.getMainLooper())
.post(()
-> printing.onCompleted(PrintingJob.this,
printJob != null && printJob.isCompleted(),
e.getMessage()));
}
printJob = null;
});
thread.start();
... ... @@ -439,86 +429,67 @@ public class PrintingJob extends PrintDocumentAdapter {
return;
}
Thread thread = new Thread(new Runnable() {
@RequiresApi(api = Build.VERSION_CODES.LOLLIPOP)
@Override
public void run() {
String error = null;
try {
File tempDir = context.getCacheDir();
File file = File.createTempFile("printing", null, tempDir);
FileOutputStream oStream = new FileOutputStream(file);
oStream.write(data);
oStream.close();
FileInputStream iStream = new FileInputStream(file);
ParcelFileDescriptor parcelFD = ParcelFileDescriptor.dup(iStream.getFD());
PdfRenderer renderer = new PdfRenderer(parcelFD);
if (!file.delete()) {
Log.e("PDF", "Unable to delete temporary file");
}
final int pageCount = pages != null ? pages.size() : renderer.getPageCount();
for (int i = 0; i < pageCount; i++) {
PdfRenderer.Page page = renderer.openPage(pages == null ? i : pages.get(i));
final int width = Double.valueOf(page.getWidth() * scale).intValue();
final int height = Double.valueOf(page.getHeight() * scale).intValue();
int stride = width * 4;
Thread thread = new Thread(() -> {
String error = null;
try {
File tempDir = context.getCacheDir();
File file = File.createTempFile("printing", null, tempDir);
FileOutputStream oStream = new FileOutputStream(file);
oStream.write(data);
oStream.close();
FileInputStream iStream = new FileInputStream(file);
ParcelFileDescriptor parcelFD = ParcelFileDescriptor.dup(iStream.getFD());
PdfRenderer renderer = new PdfRenderer(parcelFD);
if (!file.delete()) {
Log.e("PDF", "Unable to delete temporary file");
}
Matrix transform = new Matrix();
transform.setScale(scale.floatValue(), scale.floatValue());
final int pageCount = pages != null ? pages.size() : renderer.getPageCount();
for (int i = 0; i < pageCount; i++) {
PdfRenderer.Page page = renderer.openPage(pages == null ? i : pages.get(i));
Bitmap bitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);
final int width = Double.valueOf(page.getWidth() * scale).intValue();
final int height = Double.valueOf(page.getHeight() * scale).intValue();
int stride = width * 4;
page.render(
bitmap, null, transform, PdfRenderer.Page.RENDER_MODE_FOR_DISPLAY);
Matrix transform = new Matrix();
transform.setScale(scale.floatValue(), scale.floatValue());
page.close();
Bitmap bitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);
final ByteBuffer buf = ByteBuffer.allocate(stride * height);
bitmap.copyPixelsToBuffer(buf);
bitmap.recycle();
page.render(bitmap, null, transform, PdfRenderer.Page.RENDER_MODE_FOR_DISPLAY);
new Handler(Looper.getMainLooper()).post(new Runnable() {
@Override
public void run() {
printing.onPageRasterized(
PrintingJob.this, buf.array(), width, height);
}
});
}
page.close();
renderer.close();
iStream.close();
final ByteBuffer buf = ByteBuffer.allocate(stride * height);
bitmap.copyPixelsToBuffer(buf);
bitmap.recycle();
} catch (IOException e) {
e.printStackTrace();
error = e.getMessage();
new Handler(Looper.getMainLooper())
.post(()
-> printing.onPageRasterized(
PrintingJob.this, buf.array(), width, height));
}
final String finalError = error;
new Handler(Looper.getMainLooper()).post(new Runnable() {
@Override
public void run() {
printing.onPageRasterEnd(PrintingJob.this, finalError);
}
});
renderer.close();
iStream.close();
} catch (IOException e) {
e.printStackTrace();
error = e.getMessage();
}
final String finalError = error;
new Handler(Looper.getMainLooper())
.post(() -> printing.onPageRasterEnd(PrintingJob.this, finalError));
});
thread.setUncaughtExceptionHandler(new Thread.UncaughtExceptionHandler() {
@Override
public void uncaughtException(Thread t, Throwable e) {
final String finalError = e.getMessage();
new Handler(Looper.getMainLooper()).post(new Runnable() {
@Override
public void run() {
printing.onPageRasterEnd(PrintingJob.this, finalError);
}
});
}
thread.setUncaughtExceptionHandler((t, e) -> {
final String finalError = e.getMessage();
new Handler(Looper.getMainLooper())
.post(() -> printing.onPageRasterEnd(PrintingJob.this, finalError));
});
thread.start();
... ...
... ... @@ -20,8 +20,6 @@ import android.content.Context;
import androidx.annotation.NonNull;
import java.lang.ref.WeakReference;
import io.flutter.embedding.engine.plugins.FlutterPlugin;
import io.flutter.embedding.engine.plugins.activity.ActivityAware;
import io.flutter.embedding.engine.plugins.activity.ActivityPluginBinding;
... ... @@ -59,7 +57,7 @@ public class PrintingPlugin implements FlutterPlugin, ActivityAware {
}
@Override
public void onAttachedToActivity(ActivityPluginBinding binding) {
public void onAttachedToActivity(@NonNull ActivityPluginBinding binding) {
if (context != null) {
context = null;
}
... ...