taolin/cordova-plugin-cszbar-jsg
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Reverted Android layout and Activity changes back to original with addition of simple sight line

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There was no need to completely change our implementation and remove
the top and bottom text views
This commit is contained in:
TJ Woon 2015-02-27 18:28:16 +08:00
parent cc404e0314
commit 2a8a237a97
2 changed files with 68 additions and 91 deletions
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101
android/ZBarScannerActivity.java
View File

@ -8,10 +8,6 @@ import org.json.JSONObject;
import android.app.Activity;
import android.content.Intent;
import android.content.res.Resources;
import android.graphics.Color;
import android.graphics.Paint;
import android.graphics.Paint.Style;
import android.graphics.drawable.ShapeDrawable;
import android.hardware.Camera;
import android.hardware.Camera.CameraInfo;
import android.hardware.Camera.PreviewCallback;
@ -24,9 +20,7 @@ import android.view.SurfaceHolder;
import android.view.SurfaceView;
import android.view.View;
import android.view.ViewGroup;
import android.view.ViewTreeObserver;
import android.widget.FrameLayout;
import android.widget.RelativeLayout;
import android.widget.TextView;
import net.sourceforge.zbar.ImageScanner;
@ -61,15 +55,6 @@ implements SurfaceHolder.Callback {
String whichCamera;
String flashMode;
/* START - ALMAVIVA */
RelativeLayout relativeLayout;
RelativeLayout line;
View parent;
int width;
int height;
boolean drawSight = false;
/* END - ALMAVIVA */
// For retrieving R.* resources, from the actual app package
// (we can't use actual.application.package.R.* in our code as we
// don't know the applciation package name when writing this plugin).
@ -98,6 +83,7 @@ implements SurfaceHolder.Callback {
catch (JSONException e) { params = new JSONObject(); }
String textTitle = params.optString("text_title");
String textInstructions = params.optString("text_instructions");
Boolean drawSight = params.optBoolean("drawSight", true);
whichCamera = params.optString("camera");
flashMode = params.optString("flash");
@ -107,11 +93,19 @@ implements SurfaceHolder.Callback {
scanner.setConfig(0, Config.X_DENSITY, 3);
scanner.setConfig(0, Config.Y_DENSITY, 3);
drawSight = params.optString("drawSight") != null ? Boolean.valueOf(params.optString("drawSight").toLowerCase()) : true;
// Set content view
setContentView(getResourceId("layout/cszbarscanner"));
// Update view with customisable strings
TextView view_textTitle = (TextView) findViewById(getResourceId("id/csZbarScannerTitle"));
TextView view_textInstructions = (TextView) findViewById(getResourceId("id/csZbarScannerInstructions"));
view_textTitle.setText(textTitle);
view_textInstructions.setText(textInstructions);
// Draw/hide the sight
if(!drawSight) {
findViewById(getResourceId("id/csZbarScannerSight")).setVisibility(View.INVISIBLE);
}
// Create preview SurfaceView
scannerSurface = new SurfaceView (this) {
@ -130,64 +124,14 @@ implements SurfaceHolder.Callback {
scannerSurface.getHolder().addCallback(this);
// Add preview SurfaceView to the screen
((FrameLayout) findViewById(getResourceId("id/csZbarScannerView"))).addView(scannerSurface);
/* START - ALMAVIVA */
// Creating a new RelativeLayout
if(drawSight){
relativeLayout = new RelativeLayout(this);
line = new RelativeLayout(this);
// Defining the RelativeLayout layout parameters.
// In this case I want to fill its parent
parent = ((FrameLayout) findViewById(getResourceId("id/csZbarScannerView")));
parent.getViewTreeObserver().addOnGlobalLayoutListener(new ViewTreeObserver.OnGlobalLayoutListener() {
@Override
public void onGlobalLayout() {
// Ensure you call it only once :
parent.getViewTreeObserver().removeGlobalOnLayoutListener(this);
width = parent.getWidth();
height = parent.getHeight();
double dim = width < height ? (width / 1.2) : (height / 1.2);
RelativeLayout.LayoutParams rlp = new RelativeLayout.LayoutParams((int)dim,(int)dim);
rlp.addRule(RelativeLayout.CENTER_IN_PARENT, RelativeLayout.TRUE);
rlp.addRule(RelativeLayout.CENTER_HORIZONTAL, RelativeLayout.TRUE);
rlp.addRule(RelativeLayout.CENTER_VERTICAL, RelativeLayout.TRUE);
relativeLayout.setGravity(Gravity.CENTER);
relativeLayout.setLayoutParams(rlp);
relativeLayout.invalidate();
relativeLayout.requestLayout();
RelativeLayout.LayoutParams lp = new RelativeLayout.LayoutParams(8,((int)dim - 16));
lp.addRule(RelativeLayout.CENTER_IN_PARENT, RelativeLayout.TRUE);
lp.addRule(RelativeLayout.CENTER_HORIZONTAL, RelativeLayout.TRUE);
lp.addRule(RelativeLayout.CENTER_VERTICAL, RelativeLayout.TRUE);
line.setGravity(Gravity.CENTER);
line.setLayoutParams(lp);
line.setBackgroundColor(Color.RED);
line.invalidate();
line.requestLayout();
}
});
ShapeDrawable rectShapeDrawable = new ShapeDrawable(); // pre defined class
// get paint
Paint paint = rectShapeDrawable.getPaint();
// set border color, stroke and stroke width
paint.setColor(Color.GREEN);
paint.setStyle(Style.STROKE);
paint.setStrokeWidth(8); // you can change the value of 5
//relativeLayout.setBackgroundDrawable(rectShapeDrawable);
relativeLayout.addView(line);
((RelativeLayout) findViewById(getResourceId("id/csZbarScannerViewContainer"))).addView(relativeLayout);
}
/* END - ALMAVIVA */
FrameLayout scannerView = (FrameLayout) findViewById(getResourceId("id/csZbarScannerView"));
scannerView.addView(scannerSurface);
findViewById(getResourceId("id/csZbarScannerTitle")).bringToFront();
findViewById(getResourceId("id/csZbarScannerInstructions")).bringToFront();
findViewById(getResourceId("id/csZbarScannerSightContainer")).bringToFront();
findViewById(getResourceId("id/csZbarScannerSight")).bringToFront();
scannerView.requestLayout();
scannerView.invalidate();
}
@Override
@ -294,12 +238,7 @@ implements SurfaceHolder.Callback {
private AutoFocusCallback autoFocusCb = new AutoFocusCallback()
{
public void onAutoFocus(boolean success, Camera camera) {
try{
camera.cancelAutoFocus();
autoFocusHandler.postDelayed(doAutoFocus, autoFocusInterval);
}catch(Exception e){
}
autoFocusHandler.postDelayed(doAutoFocus, autoFocusInterval);
}
};

58
android/res/layout/cszbarscanner.xml
View File

@ -1,15 +1,53 @@
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:id="@+id/csZbarScannerViewContainer"
<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:id="@+id/csZbarScannerView"
android:layout_width="match_parent"
android:layout_height="match_parent" >
android:layout_height="match_parent"
android:background="@color/csZbarScannerBackground" >
<FrameLayout
android:id="@+id/csZbarScannerView"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:background="@color/csZbarScannerBackground" >
<TextView android:id="@+id/csZbarScannerTitle"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_gravity="top|center_horizontal"
android:paddingTop="15dp"
android:paddingBottom="5dp"
android:paddingLeft="5dp"
android:paddingRight="5dp"
android:gravity="center"
android:text="@string/csZbarScannerTitle"
android:textColor="@color/csZbarScannerTextColor"
android:background="@color/csZbarScannerTextBackground"
android:fontFamily="sans-serif-light"
android:textSize="20pt" />
</FrameLayout>
<TextView android:id="@+id/csZbarScannerInstructions"
android:layout_gravity="bottom|center_horizontal"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:paddingTop="5dp"
android:paddingBottom="15dp"
android:paddingLeft="5dp"
android:paddingRight="5dp"
android:gravity="center"
android:textSize="12pt"
android:textColor="@color/csZbarScannerTextColor"
android:background="@color/csZbarScannerTextBackground"
android:fontFamily="sans-serif-light"
android:text="@string/csZbarScannerInstructions" />
</RelativeLayout>
<RelativeLayout android:id="@+id/csZbarScannerSightContainer"
android:layout_width="fill_parent"
android:layout_height="fill_parent">
<View android:id="@+id/csZbarScannerSight"
android:layout_width="fill_parent"
android:layout_height="1dp"
android:layout_marginLeft="10dp"
android:layout_marginRight="10dp"
android:layout_centerInParent="true"
android:gravity="center_vertical"
android:background="#ff0000" />
</RelativeLayout>
</FrameLayout>