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Code Issues 1 Packages Projects Releases Wiki Activity

Printer: Print notifications (disabled)

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Add method to print incoming notifications (commented out / disabled for now)
This commit is contained in:
Daniele Gobbetti 2024-08-31 19:20:47 +02:00
parent 2b055eaadc
commit d4b2e9fa15
1 changed files with 52 additions and 0 deletions
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52
app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/devices/thermalprinter/GenericThermalPrinterSupport.java
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@ -11,9 +11,13 @@ import android.graphics.BitmapFactory;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.Paint;
import android.graphics.Typeface;
import android.net.Uri;
import android.os.Handler;
import android.os.Looper;
import android.text.Layout;
import android.text.StaticLayout;
import android.text.TextPaint;
import android.widget.Toast;
import androidx.localbroadcastmanager.content.LocalBroadcastManager;
@ -32,6 +36,7 @@ import nodomain.freeyourgadget.gadgetbridge.R;
import nodomain.freeyourgadget.gadgetbridge.activities.devicesettings.DeviceSettingsPreferenceConst;
import nodomain.freeyourgadget.gadgetbridge.deviceevents.GBDeviceEventBatteryInfo;
import nodomain.freeyourgadget.gadgetbridge.impl.GBDevice;
import nodomain.freeyourgadget.gadgetbridge.model.NotificationSpec;
import nodomain.freeyourgadget.gadgetbridge.service.btle.AbstractBTLEDeviceSupport;
import nodomain.freeyourgadget.gadgetbridge.service.btle.TransactionBuilder;
import nodomain.freeyourgadget.gadgetbridge.service.btle.actions.SetDeviceStateAction;
@ -92,6 +97,53 @@ public class GenericThermalPrinterSupport extends AbstractBTLEDeviceSupport {
return result;
}
@Override
public void onNotification(NotificationSpec notificationSpec) {
// printImage(createNotificationBitmap(notificationSpec), true);
}
public Bitmap createNotificationBitmap(NotificationSpec spec) {
float textSize = 24f; // Approx 10pt at 200 dpi
// Prepare the paint for drawing text
TextPaint textPaint = new TextPaint(Paint.ANTI_ALIAS_FLAG);
textPaint.setColor(0xFF000000); // Black color
textPaint.setTextSize(textSize);
textPaint.setTypeface(Typeface.DEFAULT);
StringBuilder textBuilder = new StringBuilder();
if (spec.sender != null) {
textBuilder.append("Sender: ").append(spec.sender).append("\n");
}
if (spec.title != null) {
textBuilder.append("Title: ").append(spec.title).append("\n");
}
if (spec.subject != null) {
textBuilder.append("Subject: ").append(spec.subject).append("\n\n");
}
if (spec.body != null) {
textBuilder.append(spec.body);
}
String text = textBuilder.toString();
// Create StaticLayout to handle text wrapping
StaticLayout staticLayout = new StaticLayout(text, textPaint, IMAGE_WIDTH,
Layout.Alignment.ALIGN_NORMAL,
1.0f, 0.0f, false);
// Calculate required height for the bitmap
int bitmapHeight = staticLayout.getHeight();
// Create the bitmap
Bitmap bitmap = Bitmap.createBitmap(IMAGE_WIDTH, bitmapHeight, Bitmap.Config.ARGB_8888);
Canvas canvas = new Canvas(bitmap);
// Draw the text onto the canvas using the StaticLayout
staticLayout.draw(canvas);
return bitmap;
}
private static int getCrc8(final byte[] seq) {
int crc = 0x00;