imageview

Android - Add multiple tags to ImageView

爱⌒轻易说出口 提交于 2019-12-06 14:41:08
问题 I am new at android programming and want to create an application in which I can add multiple custom tags to an displayed Image. I researched a bit and found out about setTag() method of ImageView. But it does mention if it allows multiple tagging. Also is there any way that those tags to remain visible (along with appropriate tagged position) on the image? Will I require an SurfaceView or GridView for this? Sources : Android Image View android-Image View set Tag Thank you. 回答1: Instead of

When I capture image from camera it lost the quality of image? What to do?

允我心安 提交于 2019-12-06 14:15:34
My code for clicking on an image is: Intent intent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE); startActivityForResult(intent, 300); Code of Activity Result: if (requestCode == 300) { Bitmap thumbnail = (Bitmap) data.getExtras().get("data"); ByteArrayOutputStream bytes = new ByteArrayOutputStream(); thumbnail.compress(Bitmap.CompressFormat.JPEG, 100, bytes); File destination = new File(Environment.getExternalStorageDirectory(), System.currentTimeMillis() + ".jpg"); FileOutputStream fo; try { destination.createNewFile(); fo = new FileOutputStream(destination); fo.write(bytes.toByteArray());

Lazy Loading in gridview

自作多情 提交于 2019-12-06 13:57:25
问题 this is gridview that get image from json. I successfully with it. But when I get it from server it has a lot of images, that mean all images from server. I want to once load is 12 images. How can I limit number of images to load? Please help me briefly because I blind with lazy loading. If the code below not not enough. here is full source http://pastie.org/5583485 in this url, 50 is a number of image to load, i can limit number of image by this value whatever i want. but i just can load

Setting Android CheckBox to a different image… and then back to the original images

北慕城南 提交于 2019-12-06 13:44:20
I'm using the following (very common) code to change the checkbox image in my Android app. mCheck = (CheckBox) findViewById(R.id.chkMine); mCheck.setButtonDrawable(R.drawable.my_image); I see many people asking for that. But I never see the second part: How do I put BACK the original checkbox imagery, later in my code? I hesitate to try to design all my own images (checked, unchecked, ghosted-checked, ghosted-unchecked, etc) because I need the original images that would normally appear on many different version of Android. Maybe, initially save the default image with a (non-existing?)

Android : load an imageview from a Parsefile

大憨熊 提交于 2019-12-06 12:41:34
问题 I'm trying to find a ParseObject by " objectId ", then retrieve the image " ImageFile " and then Load it to the imageview, it doesn't work and i'm getting the USER String, can you help me out with this, it works when i use another query like : query.find() ParseImageView mealImage = (ParseImageView) findViewById(R.id.icon); ParseQuery<ParseObject> query1 = ParseQuery.getQuery("Annonces"); query1.getInBackground("ux3Af0cwEx", new GetCallback<ParseObject>() { public void done(ParseObject

Android center Bitmap in ImageView matrix

旧时模样 提交于 2019-12-06 12:28:45
问题 I am working on an app where user can move his image within the screen, and then save it. The problem is positioning Bitmap in ImageView on start of the activity. Here is the XML: <RelativeLayout android:id="@+id/image_content_holder" android:layout_width="match_parent" android:layout_height="match_parent"> <ImageView android:id="@+id/top_image" android:layout_width="match_parent" android:layout_height="match_parent" android:layout_centerInParent="true" android:scaleType="matrix" android

How to set OnClickListener on the ImageView after rotation animation

别说谁变了你拦得住时间么 提交于 2019-12-06 11:55:21
I want to set OnClickListener on the ImageViews after I make them using addView method dynamically and rotate them in my application. But onClick method doesn't work properly when I pressed ImageView on screen. If I press the screen at the original location of the ImageView, it works. I want to make other ImageViews in advanced at the final location after rotation animation, but I don't know how to make ImageView having skewed Layout. I'm waiting for your help..... Thank you. import android.app.Activity; import android.graphics.Bitmap; import android.graphics.BitmapFactory; import android

Add imageview to layout

≡放荡痞女 提交于 2019-12-06 11:27:19
I want to create image view from code and add to layout...But l don't use in-code setup layout.I have RelativeLayout in xml and use that setContentView(R.layout.activity_game); How add imageview to layout? RelativeLayout rl = (RelativeLayout)findViewById(R.id.id_of_your_relative_layout_here); ImageView iv = new ImageView(this) iv.setImageResource(R.drawable.some_drawable_of_yours); //or iv.setImageDrawable(getResources().getDrawable(R.drawable.some_drawable_of_yours)); rl.addView(iv); The XML should be: <?xml version="1.0" encoding="utf-8"?> <RelativeLayout xmlns:android="http://schemas

Android: Orientation changes erase modifications made to my ImageView

大城市里の小女人 提交于 2019-12-06 11:18:35
I have app in which I have ImageView. I open new activity, where I paint something by finger and this bitmap return to my ImageView. everything is ok but when I change orientation now, my activity with ImageView is repaint or restart and imageview is empty. I try everything, I try SaveState and restore state, try configurationChange, and other, but nothing is working... package jilova.Android.TextFolder; import java.io.ByteArrayOutputStream; import jilova.Android.Enums; import jilova.Android.R; import jilova.Android.DatabaseFolder.LocalDB; import jilova.Android.DatabaseFolder.RequestRow;

Button like click effect for Imageview in android

南楼画角 提交于 2019-12-06 11:10:59
问题 I'm having an imageview which will navigate to another page once it is clicked. Right now when it is clicked user will not be getting any feel that it is clicked. So what i want is to have some effect (like in normal button) at the time of click on the image....can anyone help me? 回答1: Try a selector like this <?xml version="1.0" encoding="utf-8"?> <selector xmlns:android="http://schemas.android.com/apk/res/android"> <item android:state_pressed="true"><shape> <solid android:color="#151B8D" />