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Android: implements base64 for placeholder & error in image

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王劲鹏 2020-05-11 11:19:06 +08:00 committed by osborn
parent dabd53a1f5
commit 39401524f2
1 changed files with 45 additions and 0 deletions
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45
doric-android/doric/src/main/java/pub/doric/shader/ImageNode.java
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@ -18,6 +18,7 @@ package pub.doric.shader;
import android.annotation.SuppressLint; import android.annotation.SuppressLint;
import android.app.Activity; import android.app.Activity;
import android.graphics.Bitmap; import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.graphics.Color; import android.graphics.Color;
import android.graphics.Matrix; import android.graphics.Matrix;
import android.graphics.Rect; import android.graphics.Rect;
@ -68,7 +69,9 @@ public class ImageNode extends ViewNode<ImageView> {
private String loadCallbackId = ""; private String loadCallbackId = "";
private boolean isBlur; private boolean isBlur;
private String placeHolderImage; private String placeHolderImage;
private String placeHolderImageBase64;
private String errorImage; private String errorImage;
private String errorImageBase64;
private int placeHolderColor = Color.TRANSPARENT; private int placeHolderColor = Color.TRANSPARENT;
private int errorColor = Color.TRANSPARENT; private int errorColor = Color.TRANSPARENT;
private JSObject stretchInset = null; private JSObject stretchInset = null;
@ -119,6 +122,14 @@ public class ImageNode extends ViewNode<ImageView> {
if (error.isString()) { if (error.isString()) {
this.errorImage = error.asString().value(); this.errorImage = error.asString().value();
} }
JSValue placeHolderBase64 = jsObject.getProperty("placeHolderImageBase64");
if (placeHolderBase64.isString()) {
this.placeHolderImageBase64 = placeHolderBase64.asString().value();
}
JSValue errorBase64 = jsObject.getProperty("errorImageBase64");
if (errorBase64.isString()) {
this.errorImageBase64 = errorBase64.asString().value();
}
JSValue placeHolderColor = jsObject.getProperty("placeHolderColor"); JSValue placeHolderColor = jsObject.getProperty("placeHolderColor");
if (placeHolderColor.isNumber()) { if (placeHolderColor.isNumber()) {
this.placeHolderColor = placeHolderColor.asNumber().toInt(); this.placeHolderColor = placeHolderColor.asNumber().toInt();
@ -151,6 +162,23 @@ public class ImageNode extends ViewNode<ImageView> {
DoricLog.e("Cannot find PlaceHolder Drawable for " + placeHolderImage); DoricLog.e("Cannot find PlaceHolder Drawable for " + placeHolderImage);
return new ColorDrawable(Color.GRAY); return new ColorDrawable(Color.GRAY);
} }
} else if (!TextUtils.isEmpty(placeHolderImageBase64)) {
Pattern r = Pattern.compile("data:image/(\\S+?);base64,(\\S+)");
Matcher m = r.matcher(placeHolderImageBase64);
if (m.find()) {
String imageType = m.group(1);
String base64 = m.group(2);
if (!TextUtils.isEmpty(imageType) && !TextUtils.isEmpty(base64)) {
try {
byte[] data = Base64.decode(base64, Base64.DEFAULT);
return new BitmapDrawable(getContext().getResources(), BitmapFactory.decodeByteArray(data, 0, data.length));
} catch (Exception e) {
e.printStackTrace();
}
}
}
DoricLog.e("Cannot find PlaceHolderBase64 Drawable for " + placeHolderImageBase64);
return getDoricContext().getDriver().getRegistry().getDefaultPlaceHolderDrawable();
} else if (placeHolderColor != Color.TRANSPARENT) { } else if (placeHolderColor != Color.TRANSPARENT) {
return new ColorDrawable(placeHolderColor); return new ColorDrawable(placeHolderColor);
} else { } else {
@ -170,6 +198,23 @@ public class ImageNode extends ViewNode<ImageView> {
DoricLog.e("Cannot find Error Drawable for " + errorImage); DoricLog.e("Cannot find Error Drawable for " + errorImage);
return new ColorDrawable(Color.GRAY); return new ColorDrawable(Color.GRAY);
} }
} else if (!TextUtils.isEmpty(errorImageBase64)) {
Pattern r = Pattern.compile("data:image/(\\S+?);base64,(\\S+)");
Matcher m = r.matcher(errorImageBase64);
if (m.find()) {
String imageType = m.group(1);
String base64 = m.group(2);
if (!TextUtils.isEmpty(imageType) && !TextUtils.isEmpty(base64)) {
try {
byte[] data = Base64.decode(base64, Base64.DEFAULT);
return new BitmapDrawable(getContext().getResources(), BitmapFactory.decodeByteArray(data, 0, data.length));
} catch (Exception e) {
e.printStackTrace();
}
}
}
DoricLog.e("Cannot find ErrorBase64 Drawable for " + errorImageBase64);
return getDoricContext().getDriver().getRegistry().getDefaultErrorDrawable();
} else if (errorColor != Color.TRANSPARENT) { } else if (errorColor != Color.TRANSPARENT) {
return new ColorDrawable(errorColor); return new ColorDrawable(errorColor);
} else { } else {