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Code Issues Packages Projects Releases Wiki Activity

Create dedicated View and Epoxy item for QrCode

This commit is contained in:
Benoit Marty 2020-01-24 14:29:03 +01:00
parent ca4ed6e1bd
commit 050eb0af9d
8 changed files with 170 additions and 31 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
vector/src/debug/java/im/vector/riotx/features/debug/DebugMenuActivity.kt
View File

@ -29,7 +29,6 @@ import im.vector.riotx.R
import im.vector.riotx.core.di.ActiveSessionHolder
import im.vector.riotx.core.di.ScreenComponent
import im.vector.riotx.core.platform.VectorBaseActivity
import im.vector.riotx.core.qrcode.toQrCode
import im.vector.riotx.core.utils.PERMISSIONS_FOR_TAKING_PHOTO
import im.vector.riotx.core.utils.PERMISSION_REQUEST_CODE_LAUNCH_CAMERA
import im.vector.riotx.core.utils.allGranted
@ -56,8 +55,7 @@ class DebugMenuActivity : VectorBaseActivity() {
}
private fun renderQrCode(text: String) {
val qrBitmap = text.toQrCode(200, 200)
debug_qr_code.setImageBitmap(qrBitmap)
debug_qr_code.setData(text, true)
}
@OnClick(R.id.debug_test_text_view_link)

2
vector/src/debug/res/layout/activity_debug_menu.xml
View File

@ -68,7 +68,7 @@
android:layout_height="wrap_content"
android:text="Scan QR-code" />
<ImageView
<im.vector.riotx.core.ui.views.QrCodeImageView
android:id="@+id/debug_qr_code"
android:layout_width="200dp"
android:layout_height="200dp"

11
vector/src/main/java/im/vector/riotx/core/qrcode/QrCode.kt
View File

@ -23,16 +23,13 @@ import com.google.zxing.BarcodeFormat
import com.google.zxing.common.BitMatrix
import com.google.zxing.qrcode.QRCodeWriter
fun String.toQrCode(width: Int,
height: Int,
@ColorInt backgroundColor: Int = Color.WHITE,
@ColorInt foregroundColor: Int = Color.BLACK): Bitmap {
fun String.toBitMatrix(size: Int): BitMatrix {
return QRCodeWriter().encode(
this,
BarcodeFormat.QR_CODE,
width,
height
).toBitmap(backgroundColor, foregroundColor)
size,
size
)
}
fun BitMatrix.toBitmap(@ColorInt backgroundColor: Int = Color.WHITE,

94
vector/src/main/java/im/vector/riotx/core/ui/views/QrCodeImageView.kt Normal file
View File

@ -0,0 +1,94 @@
/*
* Copyright 2020 New Vector Ltd
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package im.vector.riotx.core.ui.views
import android.content.Context
import android.graphics.drawable.AnimationDrawable
import android.graphics.drawable.BitmapDrawable
import android.util.AttributeSet
import androidx.appcompat.widget.AppCompatImageView
import im.vector.riotx.core.qrcode.toBitMatrix
import im.vector.riotx.core.qrcode.toBitmap
import kotlin.random.Random
class QrCodeImageView @JvmOverloads constructor(
context: Context, attrs: AttributeSet? = null, defStyleAttr: Int = 0
) : AppCompatImageView(context, attrs, defStyleAttr) {
private var data: String? = null
private var animate = false
fun setData(data: String, animate: Boolean) {
this.data = data
this.animate = animate
render()
}
override fun onSizeChanged(w: Int, h: Int, oldw: Int, oldh: Int) {
super.onSizeChanged(w, h, oldw, oldh)
render()
}
private fun render() {
data
?.takeIf { width > 0 }
?.let {
if (animate) {
// NOT SUPPORTED YET val anim = createAnimation(it)
// NOT SUPPORTED YET setImageDrawable(anim)
// NOT SUPPORTED YET anim.start()
// NOT SUPPORTED YET setImageDrawable(BitmapDrawable(resources, it.toBitMatrix(width).toBitmap()))
val bitmap = it.toBitMatrix(width).toBitmap()
post { setImageBitmap(bitmap) }
} else {
val bitmap = it.toBitMatrix(width).toBitmap()
post { setImageBitmap(bitmap) }
}
}
}
private fun createAnimation(data: String): AnimationDrawable {
val finalQr = data.toBitMatrix(width)
val list = mutableListOf(finalQr)
val random = Random(System.currentTimeMillis())
val repeatTime = 8
repeat(repeatTime) { index ->
val alteredQr = finalQr.clone()
for (x in 0 until alteredQr.width) {
for (y in 0 until alteredQr.height) {
if (random.nextInt(repeatTime - index) == 0) {
// Pb is that it does not toggle a whole black square, but only a pixel
alteredQr.unset(x, y)
}
}
}
list.add(alteredQr)
}
val animDrawable = AnimationDrawable()
list.asReversed()
.forEach {
animDrawable.addFrame(BitmapDrawable(resources, it.toBitmap()), 150)
}
return animDrawable
}
}

16
vector/src/main/java/im/vector/riotx/features/crypto/verification/choose/VerificationChooseMethodController.kt
View File

@ -19,19 +19,16 @@ package im.vector.riotx.features.crypto.verification.choose
import com.airbnb.epoxy.EpoxyController
import im.vector.riotx.R
import im.vector.riotx.core.epoxy.dividerItem
import im.vector.riotx.core.qrcode.toQrCode
import im.vector.riotx.core.resources.ColorProvider
import im.vector.riotx.core.resources.StringProvider
import im.vector.riotx.core.utils.DimensionConverter
import im.vector.riotx.features.crypto.verification.epoxy.bottomSheetVerificationActionItem
import im.vector.riotx.features.crypto.verification.epoxy.bottomSheetVerificationBigImageItem
import im.vector.riotx.features.crypto.verification.epoxy.bottomSheetVerificationNoticeItem
import im.vector.riotx.features.crypto.verification.epoxy.bottomSheetVerificationQrCodeItem
import javax.inject.Inject
class VerificationChooseMethodController @Inject constructor(
private val stringProvider: StringProvider,
private val colorProvider: ColorProvider,
private val dimensionConverter: DimensionConverter
private val colorProvider: ColorProvider
) : EpoxyController() {
var listener: Listener? = null
@ -53,13 +50,10 @@ class VerificationChooseMethodController @Inject constructor(
}
if (state.otherCanScanQrCode && !state.QRtext.isNullOrBlank()) {
// Generate the QR code
val size = dimensionConverter.dpToPx(180)
val qrCodeBitmap = state.QRtext.toQrCode(size, size)
bottomSheetVerificationBigImageItem {
bottomSheetVerificationQrCodeItem {
id("qr")
imageBitmap(qrCodeBitmap)
data(state.QRtext)
animate(false)
}
dividerItem {

8
vector/src/main/java/im/vector/riotx/features/crypto/verification/epoxy/BottomSheetVerificationBigImageItem.kt
View File

@ -16,7 +16,6 @@
*/
package im.vector.riotx.features.crypto.verification.epoxy
import android.graphics.Bitmap
import android.widget.ImageView
import androidx.core.view.ViewCompat
import com.airbnb.epoxy.EpoxyAttribute
@ -34,18 +33,11 @@ abstract class BottomSheetVerificationBigImageItem : VectorEpoxyModel<BottomShee
@EpoxyAttribute
var imageRes: Int = 0
@EpoxyAttribute
var imageBitmap: Bitmap? = null
@EpoxyAttribute
var contentDescription: String? = null
override fun bind(holder: Holder) {
imageBitmap?.let {
holder.image.setImageBitmap(it)
} ?: run {
holder.image.setImageResource(imageRes)
}
if (contentDescription == null) {
ViewCompat.setImportantForAccessibility(holder.image, ViewCompat.IMPORTANT_FOR_ACCESSIBILITY_NO)

56
vector/src/main/java/im/vector/riotx/features/crypto/verification/epoxy/BottomSheetVerificationQrCodeItem.kt Normal file
View File

@ -0,0 +1,56 @@
/*
* Copyright 2020 New Vector Ltd
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
package im.vector.riotx.features.crypto.verification.epoxy
import androidx.core.view.ViewCompat
import com.airbnb.epoxy.EpoxyAttribute
import com.airbnb.epoxy.EpoxyModelClass
import im.vector.riotx.R
import im.vector.riotx.core.epoxy.VectorEpoxyHolder
import im.vector.riotx.core.epoxy.VectorEpoxyModel
import im.vector.riotx.core.ui.views.QrCodeImageView
/**
* A action for bottom sheet.
*/
@EpoxyModelClass(layout = R.layout.item_verification_qr_code)
abstract class BottomSheetVerificationQrCodeItem : VectorEpoxyModel<BottomSheetVerificationQrCodeItem.Holder>() {
@EpoxyAttribute
lateinit var data: String
@EpoxyAttribute
var animate = false
@EpoxyAttribute
var contentDescription: String? = null
override fun bind(holder: Holder) {
holder.qsrCodeImage.setData(data, animate)
if (contentDescription == null) {
ViewCompat.setImportantForAccessibility(holder.qsrCodeImage, ViewCompat.IMPORTANT_FOR_ACCESSIBILITY_NO)
} else {
ViewCompat.setImportantForAccessibility(holder.qsrCodeImage, ViewCompat.IMPORTANT_FOR_ACCESSIBILITY_YES)
holder.qsrCodeImage.contentDescription = contentDescription
}
}
class Holder : VectorEpoxyHolder() {
val qsrCodeImage by bind<QrCodeImageView>(R.id.itemVerificationBigImage)
}
}

8
vector/src/main/res/layout/item_verification_qr_code.xml Normal file
View File

@ -0,0 +1,8 @@
<?xml version="1.0" encoding="utf-8"?>
<im.vector.riotx.core.ui.views.QrCodeImageView xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:id="@+id/itemVerificationBigImage"
android:layout_width="match_parent"
android:layout_height="240dp"
android:layout_margin="8dp"
tools:src="@drawable/ic_shield_trusted" />