- Qr Scan
- Qr Generate
Demo APK download or scan
1 Add gradle dependence:
compile 'me.ydcool.lib:qrmodule:latest.integration'2 Add QrScannerActivity to your AndroidManifest.xml
<activity android:name="me.ydcool.lib.qrmodule.activity.QrScannerActivity"/>3 Add permissions
<uses-permission android:name="android.permission.CAMERA"/>
<uses-permission android:name="android.permission.FLASHLIGHT"/>
<uses-permission android:name="android.permission.VIBRATE"/>4 Start QrScannerActivity in your activity.
Intent intent = new Intent(MainActivity.this, QrScannerActivity.class);
startActivityForResult(intent, QrScannerActivity.QR_REQUEST_CODE);5 And receive scanner activity result in your activity.
@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
super.onActivityResult(requestCode, resultCode, data);
if (requestCode == QrScannerActivity.QR_REQUEST_CODE) {
Log.d(TAG, resultCode == RESULT_OK
? data.getExtras().getString(QrScannerActivity.QR_RESULT_STR)
: "Scanned Nothing!");
}
}See more details in Demo MainActivity.
- Generate qr code with
QrGenerator.
Bitmap qrCode = new QrGenerator.Builder()
.content("https://github.com/Ydcool/QrModule")
.qrSize(300)
.margin(2)
.color(Color.BLACK)
.bgColor(Color.WHITE)
.ecc(ErrorCorrectionLevel.H)
.overlay(getContext(),R.mipmap.ic_launcher)
.overlaySize(100)
.overlayAlpha(255)
.overlayXfermode(PortBuff.Mode.SRC_ATOP)
.encode();
mImageView.setImageBitmap(qrCode);| Method | Description |
|---|---|
content(String content) |
content of qr code. |
qrSize(int size) |
qr code image size. |
margin(int margin) |
default is 2.See more about EncodeHintType.MARGIN |
color(int color) |
qr code foreground color. |
color(Context c, @ColorRes int color) |
set foreground color with color resource. |
bgColor(int color) |
set the background color. |
bgColor(Context c,@ColorRes int color) |
set the background color with color resource. |
ecc(ErrorCorrectionLevel e) |
error correction level , default is L (~7%).See more about ErrorCorrectionLevel. |
overlay(Bitmap overlay) |
overlay image on qr code, usually set with logo. NOTICE: once you set overlay image,you'd better set ecc to H. |
overlay(Context c,@DrawableRes int overlay) |
set overlay with drawable resource. |
overlaySize(int size) |
overlay image size in qr code. |
overlayAlpha(int alpha) |
set overlay image alpha, range [0,255], default is 255(opaque). |
overlayXfermode(PorterDuff.Mode m) |
set xfermode for overlay bitmap,default is SRC,see more about PorterDuff.Mode. |
footNote(String s) |
This feature is under develop . |
encode() |
return a encoded qrCode bitmap. |
- Custom pattern support.
Apache License. See the LICENSE for more info.
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