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insert image as base64 #136

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insert image as base64 #136

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insert image as base64
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@rapsealk
rapsealk committed Oct 12, 2017
commit 62894a4f5dbe7c8f28693842a2fd07356ea5f433
9 changes: 9 additions & 0 deletions richeditor/src/main/java/jp/wasabeef/richeditor/RichEditor.java
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Original file line number Diff line number Diff line change
Expand Up @@ -368,6 +368,15 @@ public void insertImage(String url, String alt) {
exec("javascript:RE.insertImage('" + url + "', '" + alt + "');");
}

public void insertImageAsBase64(Uri imageURI) {
String path = Utils.convertUriToPath(imageURI);
Bitmap bitmap = BitmapFactory.decodeFile(path);
String format = getContentResolver().getType(imageURI).toLowerCase();
String tag = "data:image/" + format + ";base64, ";
exec("javascript:RE.prepareInsert();");
exec("javascript:RE.insertImage('" + tag + Utils.toBase64(bitmap, format) + "','');");
}

public void insertLink(String href, String title) {
exec("javascript:RE.prepareInsert();");
exec("javascript:RE.insertLink('" + href + "', '" + title + "');");
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23 changes: 23 additions & 0 deletions richeditor/src/main/java/jp/wasabeef/richeditor/Utils.java
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Expand Up @@ -39,6 +39,21 @@ public static String toBase64(Bitmap bitmap) {
return Base64.encodeToString(bytes, Base64.NO_WRAP);
}

public static String toBase64(Bitmap bitmap, String type) {
ByteArrayOutputStream baos = new ByteArrayOutputStream();
switch (type) {
case 'jpg': case 'jpeg':
bitmap.compress(Bitmap.CompressFormat.JPEG, 100, baos);
break;
case 'png':
bitmap.compress(Bitmap.CompressFormat.PNG, 100, baos);
break;
}
byte[] bytes = baos.toByteArray();

return Base64.encodeToString(bytes, Base64.NO_WRAP);
}

public static Bitmap toBitmap(Drawable drawable) {
if (drawable instanceof BitmapDrawable) {
return ((BitmapDrawable) drawable).getBitmap();
Expand All @@ -64,4 +79,12 @@ public static Bitmap decodeResource(Context context, int resId) {
public static long getCurrentTime() {
return System.currentTimeMillis();
}

public static String convertUriToPath(Uri uri) {
String[] data = { MediaStore.Images.Media.DATA };
Cursor cursor = getContentResolver().query(uri, project, null, null, null);
int index = cursor.getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
cursor.moveToFirst();
return cursor.getString(index);
}
}