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signature pad

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This commit is contained in:
moon 2026-07-01 11:39:55 +06:30
parent f7510c9bad
commit 665bf1d5df
7 changed files with 69 additions and 84 deletions
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4
app/src/main/java/com/mob/utsmyanmar/ui/navigation/AppNavGraph.kt
View File

@ -55,7 +55,6 @@ import com.mob.utsmyanmar.viewmodel.EmvTransactionProcessViewModel
import com.mob.utsmyanmar.viewmodel.SharedViewModel
import com.mob.utsmyanmar.viewmodel.TransProcessViewModel
import com.utsmyanmar.paylibs.model.TradeData
import com.utsmyanmar.paylibs.model.enums.TransCVM
import com.utsmyanmar.paylibs.utils.iso_utils.TransactionsType
@RequiresApi(Build.VERSION_CODES.N)
@ -90,8 +89,9 @@ fun AppNavGraph(
val sharedViewModel: SharedViewModel = hiltViewModel(activity)
SignaturePad(
onBack = { navController.popBackStack() },
onConfirm = { _, bitmap ->
onConfirm = { _, bitmap, signatureBlob ->
sharedViewModel.signBitmap = bitmap
sharedViewModel.updateSignatureBlob(signatureBlob)
navController.navigate(Routes.TransactionResult.route) {
popUpTo(Routes.Signature.route) {
inclusive = true

5
app/src/main/java/com/mob/utsmyanmar/ui/sending_to_host/SendingToHostRoute.kt
View File

@ -9,6 +9,7 @@ import com.mob.utsmyanmar.model.TransactionStatus
import com.mob.utsmyanmar.ui.settlement.SettlementViewModel
import com.mob.utsmyanmar.viewmodel.SharedViewModel
import com.mob.utsmyanmar.viewmodel.TransProcessViewModel
import com.utsmyanmar.paylibs.model.enums.TransCVM
import com.utsmyanmar.paylibs.utils.iso_utils.TransactionsType
private const val MOCK_HOST_DELAY_MS = 2000L
@ -83,6 +84,6 @@ fun ProcessingRoute(
}
private fun requiresSignature(payDetail: com.utsmyanmar.paylibs.model.PayDetail?): Boolean {
// return payDetail?.transCVM == TransCVM.SIGNATURE && payDetail.isFreeSign == false
return true;
return payDetail?.transCVM == TransCVM.SIGNATURE && !payDetail.isFreeSign
// return true;
}

48
app/src/main/java/com/mob/utsmyanmar/ui/signature_pad/SignaturePad.kt
View File

@ -29,6 +29,7 @@ import androidx.compose.runtime.mutableStateListOf
import androidx.compose.runtime.mutableStateOf
import androidx.compose.runtime.remember
import androidx.compose.runtime.setValue
import androidx.compose.ui.Alignment
import androidx.compose.ui.Modifier
import androidx.compose.ui.geometry.Offset
import androidx.compose.ui.geometry.Size
@ -39,8 +40,10 @@ import androidx.compose.ui.input.pointer.pointerInput
import androidx.compose.ui.layout.onSizeChanged
import androidx.compose.ui.tooling.preview.Preview
import androidx.compose.ui.unit.dp
import androidx.core.graphics.createBitmap
import com.mob.utsmyanmar.ui.components.appbar.AppBar
import com.mob.utsmyanmar.ui.theme.MOBPOSTheme
import java.io.ByteArrayOutputStream
import android.graphics.Canvas as AndroidCanvas
import android.graphics.Path as AndroidPath
import com.mob.utsmyanmar.ui.theme.Color as AppColor
@ -49,39 +52,39 @@ import com.mob.utsmyanmar.ui.theme.Color as AppColor
fun SignaturePad(
modifier: Modifier = Modifier,
signatureColor: Color = Color.Black,
onBack: () -> Unit = {},
onConfirm: (SignatureMode, Bitmap?) -> Unit = { _, _ -> }
// signatureBlob is null for Digital mode (using stored signature) or when nothing was drawn
onConfirm: (SignatureMode, Bitmap?, signatureBlob: ByteArray?) -> Unit = { _, _, _ -> }
) {
val paths = remember { mutableStateListOf<List<Offset>>() }
val currentPath = remember { mutableStateListOf<Offset>() }
var selectedMode by remember { mutableStateOf(SignatureMode.Manual) }
var canvasSize by remember { mutableStateOf(Size.Zero) }
var strokeWidth: Float = 8f;
var strokeWidth = 6f
fun clearSignature() {
paths.clear()
currentPath.clear()
}
fun buildBitmap(): Bitmap? {
if (selectedMode == SignatureMode.Manual) return null
if (selectedMode == SignatureMode.Digital) return null
if (paths.isEmpty() && currentPath.isEmpty()) return null
if (canvasSize.width <= 0f || canvasSize.height <= 0f) return null
val bitmap = Bitmap.createBitmap(
canvasSize.width.toInt(),
canvasSize.height.toInt(),
Bitmap.Config.ARGB_8888
)
val bitmap =
createBitmap(canvasSize.width.toInt(), canvasSize.height.toInt(), Bitmap.Config.RGB_565)
val canvas = AndroidCanvas(bitmap)
canvas.drawColor(android.graphics.Color.WHITE) // fill white background first
val paint = Paint().apply {
color = android.graphics.Color.BLACK
style = Paint.Style.STROKE
strokeWidth = strokeWidth
isAntiAlias = true
strokeCap = Paint.Cap.ROUND
strokeJoin = Paint.Join.ROUND
strokeWidth = 10f
}
fun drawStroke(points: List<Offset>) {
@ -101,6 +104,13 @@ fun SignaturePad(
return bitmap
}
fun bitmapToBlob(bitmap: Bitmap): ByteArray {
ByteArrayOutputStream().use { stream ->
bitmap.compress(Bitmap.CompressFormat.PNG, 100, stream)
return stream.toByteArray()
}
}
Scaffold(
topBar = {
AppBar(
@ -119,8 +129,9 @@ fun SignaturePad(
) {
Box(
modifier = Modifier
.weight(1f)
.fillMaxWidth()
.fillMaxWidth(0.85f) // narrower than full width, adjust as needed
.height(180.dp) // fixed height instead of weight(1f)
.align(Alignment.CenterHorizontally)
.background(Color.White, RoundedCornerShape(16.dp))
.padding(12.dp)
.onSizeChanged { size ->
@ -175,9 +186,10 @@ fun SignaturePad(
}
}
Column (
modifier = Modifier.fillMaxWidth().height(150.dp),
// horizontalArrangement = Arrangement.spacedBy(12.dp)
Column(
modifier = Modifier
.fillMaxWidth()
.height(150.dp)
) {
SignatureModeOption(
title = "Manual Sign",
@ -214,10 +226,12 @@ fun SignaturePad(
Button(
onClick = {
val bitmap = buildBitmap()
if (selectedMode == SignatureMode.Digital && bitmap == null) {
if (selectedMode == SignatureMode.Manual && bitmap == null) {
// nothing drawn yet on Manual mode — block confirm
return@Button
}
onConfirm(selectedMode, bitmap)
val signatureBlob = bitmap?.let { bitmapToBlob(it) }
onConfirm(selectedMode, bitmap, signatureBlob)
},
modifier = Modifier
.weight(1f)

22
app/src/main/java/com/mob/utsmyanmar/viewmodel/SharedViewModel.kt
View File

@ -4,9 +4,9 @@ import android.graphics.Bitmap
import androidx.lifecycle.LiveData
import androidx.lifecycle.MutableLiveData
import androidx.lifecycle.ViewModel
import androidx.lifecycle.viewModelScope
import com.mob.utsmyanmar.model.SettlementType
import com.mob.utsmyanmar.ui.processing_card.ProcessingCardState
import com.mob.utsmyanmar.ui.sending_to_host.ProcessingState
import com.utsmyanmar.baselib.db.dao.PayDetailDao
import com.utsmyanmar.baselib.network.model.sirius.SiriusRequest
import com.utsmyanmar.baselib.network.model.sirius.SiriusResponse
import com.utsmyanmar.baselib.repo.Repository
@ -21,19 +21,20 @@ import com.utsmyanmar.paylibs.utils.AccountType
import com.utsmyanmar.paylibs.utils.PrintStatus
import com.utsmyanmar.paylibs.utils.core_utils.SystemParamsOperation
import com.utsmyanmar.paylibs.utils.enums.HostType
import com.utsmyanmar.paylibs.utils.iso_utils.TransactionType
import com.utsmyanmar.paylibs.utils.enums.TransMenu
import com.utsmyanmar.paylibs.utils.iso_utils.TransactionType
import com.utsmyanmar.paylibs.utils.iso_utils.TransactionsType
import dagger.hilt.android.lifecycle.HiltViewModel
import io.reactivex.rxjava3.core.Observable
import kotlinx.coroutines.flow.MutableStateFlow
import kotlinx.coroutines.flow.asStateFlow
import kotlinx.coroutines.Dispatchers
import kotlinx.coroutines.launch
import sunmi.sunmiui.utils.LogUtil
import javax.inject.Inject
@HiltViewModel
class SharedViewModel @Inject constructor(
private val repository: Repository
private val repository: Repository,
private val payDetailDao: PayDetailDao
) : ViewModel() {
companion object {
@ -666,4 +667,13 @@ class SharedViewModel @Inject constructor(
SystemParamsOperation.getInstance().wavePayStatus
)
}
fun updateSignatureBlob(signatureBlob: ByteArray?) {
val current = payDetail.value ?: return
current.signatureBlob = signatureBlob
payDetail.value = current
viewModelScope.launch(Dispatchers.IO) {
payDetailDao.updateSignatureBlob(current.voucherNo, signatureBlob)
}
}
}

7
baselib/src/main/java/com/utsmyanmar/baselib/db/dao/PayDetailDao.java
View File

@ -5,13 +5,9 @@ import androidx.room.Dao;
import androidx.room.Delete;
import androidx.room.Insert;
import androidx.room.Query;
import androidx.room.Transaction;
import androidx.room.Update;
import com.utsmyanmar.paylibs.model.PayDetail;
import com.utsmyanmar.paylibs.system.SingleLiveEvent;
import com.utsmyanmar.paylibs.utils.iso_utils.TransactionType;
import com.utsmyanmar.paylibs.utils.iso_utils.TransactionsType;
import java.util.List;
@ -157,4 +153,7 @@ public interface PayDetailDao {
@Query("SELECT * FROM paydetail ORDER BY PID DESC")
LiveData<List<PayDetail>> getAllTrans();
@Query("UPDATE paydetail SET signatureBlob = :blob WHERE voucherNo = :voucherNo")
void updateSignatureBlob(String voucherNo, byte[] blob);
}

2
baselib/src/main/java/com/utsmyanmar/baselib/di/DatabaseModule.java
View File

@ -397,7 +397,7 @@ public class DatabaseModule {
@Provides
@Singleton
public static AppDatabase provideAppDatabase(Application application) {
return Room.databaseBuilder(application, AppDatabase.class, "yoma")
return Room.databaseBuilder(application, AppDatabase.class, "mob")
// .fallbackToDestructiveMigration()
.addMigrations(MIGRATION_7_8)
.addMigrations(MIGRATION_8_9)

45
paylibs/src/main/java/com/utsmyanmar/paylibs/print/printx/PrintXImpl.java
View File

@ -3,16 +3,8 @@ package com.utsmyanmar.paylibs.print.printx;
import android.content.res.Resources;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.Paint;
import android.os.RemoteException;
import com.google.zxing.BarcodeFormat;
import com.google.zxing.EncodeHintType;
import com.google.zxing.WriterException;
import com.google.zxing.common.BitMatrix;
import com.google.zxing.qrcode.QRCodeWriter;
import com.utsmyanmar.paylibs.Constant;
import com.utsmyanmar.paylibs.PayLibsUtils;
import com.utsmyanmar.paylibs.R;
@ -31,10 +23,8 @@ import com.utsmyanmar.paylibs.utils.enums.HostType;
import com.utsmyanmar.paylibs.utils.iso_utils.TransactionsType;
import com.utsmyanmar.paylibs.utils.print_utils.BitmapUtils;
import java.io.ByteArrayOutputStream;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.HashMap;
import java.util.List;
import java.util.Locale;
import java.util.Map;
@ -268,7 +258,7 @@ public class PrintXImpl extends BaseXPrint implements PrintX {
if (payDetail.getTradeAnswerCode().equals(Constant.ANSWER_CODE_APPROVED) || payDetail.getTradeAnswerCode().equals(Constant.ANSWER_CODE_ACCEPT)) {
printTransFooter(false,payDetail, isMerchantCopy);
printSignatureBlock(payDetail, signBitmap);
// printSignatureBlock(payDetail, signBitmap);
} else {
String receiptFooter = SystemParamsOperation.getInstance().getReceiptFooter();
sunmiPrinterService.printText("\n", null);
@ -293,7 +283,7 @@ public class PrintXImpl extends BaseXPrint implements PrintX {
if (payDetail.getTradeAnswerCode().equals(Constant.ANSWER_CODE_APPROVED) || payDetail.getTradeAnswerCode().equals(Constant.ANSWER_CODE_ACCEPT)) {
printTransFooter(false,payDetail, isMerchantCopy);
printSignatureBlock(payDetail, signBitmap);
// printSignatureBlock(payDetail, signBitmap);
} else {
String receiptFooter = SystemParamsOperation.getInstance().getReceiptFooter();
sunmiPrinterService.setFontSize(textSize, null);
@ -309,39 +299,10 @@ public class PrintXImpl extends BaseXPrint implements PrintX {
}
}
private void printSignatureBlock(PayDetail payDetail, Bitmap signBitmap) {
try {
if (payDetail.getTransCVM() != com.utsmyanmar.paylibs.model.enums.TransCVM.SIGNATURE) {
return;
}
if (signBitmap == null) {
return;
}
Bitmap printableBitmap = signBitmap;
if (printableBitmap.getWidth() > 130) {
double size = 1.0 * printableBitmap.getHeight() * 130 / printableBitmap.getWidth();
int newHeight = (int) size;
printableBitmap = BitmapUtils.scale(printableBitmap, 130, newHeight);
}
sunmiPrinterService.lineWrap(1, innerResultCallback);
sunmiPrinterService.setAlignment(1, innerResultCallback);
sunmiPrinterService.printBitmap(printableBitmap, innerResultCallback);
sunmiPrinterService.lineWrap(1, innerResultCallback);
} catch (RemoteException e) {
e.printStackTrace();
}
}
private void printTransDetailWave(PayDetail payDetail) {
try {
// payDetail.getCustomerMobile() // as channel type
// payDetail.getCustomerMobile() // as channel typeိ
if(payDetail.getTransactionType() == TransactionsType.WAVEPAY.value && payDetail.getQrTransStatus() == 1 ) {
sunmiPrinterService.printColumnsString(new String[]{"PAYMENT TYPE ",": "+ (payDetail.getCustomerMobile() == null || payDetail.getCustomerMobile().isEmpty() ? "-": payDetail.getCustomerMobile().toUpperCase())}, new int[]{2, 2}, new int[]{0, 0}, null);