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package com.beardedhen.androidbootstrap;
import android.content.Context;
import android.content.res.TypedArray;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.util.AttributeSet;
import android.util.DisplayMetrics;
import android.view.LayoutInflater;
import android.view.View;
import android.widget.FrameLayout;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.TextView;
import com.beardedhen.androidbootstrap.utils.ImageUtils;
public class BootstrapCircleThumbnail extends FrameLayout
{
private static final int PADDING_SMALL = 4;
private static final int PADDING_MEDIUM = 4;
private static final int PADDING_LARGE = 6;
private static final int PADDING_XLARGE = 8;
private static final int SIZE_SMALL = 48; //dp total size (outer circle)
private static final int SIZE_MEDIUM = 80;//dp
private static final int SIZE_LARGE = 112;//dp
private static final int SIZE_XLARGE = 176;//dp
private static final int SIZE_DEFAULT = SIZE_MEDIUM;
private static final String SMALL = "small";
private static final String MEDIUM = "medium";
private static final String LARGE = "large";
private static final String XLARGE = "xlarge";
private LinearLayout container;
private LinearLayout placeholder;
private ImageView image;
private TextView dimensionsLabel;
private String size = MEDIUM;
private boolean minimal = false;//minimal means display just the image, no padding
private String text = "";
private int imageWidth = SIZE_DEFAULT;
private int imageHeight = SIZE_DEFAULT;
private int padding = 0;
public BootstrapCircleThumbnail(Context context, AttributeSet attrs, int defStyle)
{
super(context, attrs, defStyle);
initialise(attrs);
}
public BootstrapCircleThumbnail(Context context, AttributeSet attrs)
{
super(context, attrs);
initialise(attrs);
}
public BootstrapCircleThumbnail(Context context)
{
super(context);
initialise(null);
}
private void initialise( AttributeSet attrs )
{
LayoutInflater inflator = (LayoutInflater)getContext().getSystemService(
Context.LAYOUT_INFLATER_SERVICE);
TypedArray a = getContext().obtainStyledAttributes(attrs,
R.styleable.BootstrapCircleThumbnail);
int imageDrawable = 0;
if(a.getString(R.styleable.BootstrapCircleThumbnail_bct_image) != null)
{
imageDrawable = a.getResourceId(R.styleable.BootstrapCircleThumbnail_bct_image, 0);
}
if(a.getString(R.styleable.BootstrapCircleThumbnail_android_text) != null)
{
text = a.getString(R.styleable.BootstrapCircleThumbnail_android_text);
}
if(a.getString(R.styleable.BootstrapCircleThumbnail_bct_size) != null)
{
this.size = a.getString(R.styleable.BootstrapCircleThumbnail_bct_size);
}
if(a.getString(R.styleable.BootstrapCircleThumbnail_bct_minimal) != null)
{
this.minimal = a.getBoolean(R.styleable.BootstrapCircleThumbnail_bct_minimal, false);
}
a.recycle();
View v = inflator.inflate(R.layout.bootstrap_thumbnail_circle, null, false);
dimensionsLabel = (TextView) v.findViewById(R.id.dimensionsLabel);
container = (LinearLayout) v.findViewById(R.id.container);
placeholder = (LinearLayout) v.findViewById(R.id.placeholder);
image = (ImageView) v.findViewById(R.id.image);
float scale = getResources().getDisplayMetrics().density;
//small image
if(this.size.equals(SMALL))
{
padding = PADDING_SMALL;
imageWidth = SIZE_SMALL;
imageHeight = SIZE_SMALL;
}
else if(this.size.equals(MEDIUM))
{
padding = PADDING_MEDIUM;
imageWidth = SIZE_MEDIUM;
imageHeight = SIZE_MEDIUM;
}
else if(this.size.equals(LARGE))
{
padding = PADDING_LARGE;
imageWidth = SIZE_LARGE;
imageHeight = SIZE_LARGE;
}
else if(this.size.equals(XLARGE))
{
padding = PADDING_XLARGE;
imageWidth = SIZE_XLARGE;
imageHeight = SIZE_XLARGE;
}
//no valid size is given, set image to default size
else
{
padding = PADDING_MEDIUM;
imageWidth = SIZE_DEFAULT;
imageHeight = SIZE_DEFAULT;
}
//convert padding to pixels
DisplayMetrics displayMetrics = getContext().getResources().getDisplayMetrics();
int paddingPX = (int)((padding * scale) + 0.5);
//convert image size to pixels
int imageSizeWidthPX = (int)((imageWidth * scale) + 0.5);
int imageSizeHeightPX = (int)((imageHeight * scale) + 0.5);
//make inner image smaller to compensate for the padding so that entire circle including padding equals the size
//ex. small image = 48dp, small padding = 4dp, inner image = 48 - (4 * 2) = 40
if(this.minimal == false)
{
imageSizeWidthPX = imageSizeWidthPX - (paddingPX * 2);
imageSizeHeightPX = imageSizeHeightPX - (paddingPX * 2);
this.container.setPadding(paddingPX, paddingPX, paddingPX, paddingPX);
container.setBackgroundResource(R.drawable.thumbnail_circle_container);
}
else
{
container.setBackgroundResource(R.drawable.thumbnail_circle_minimal);
}
//if no image is given
if(imageDrawable == 0)
{
this.image.setVisibility(View.GONE);
placeholder.setLayoutParams(new LinearLayout.LayoutParams(imageSizeWidthPX, imageSizeHeightPX));
placeholder.setPadding(paddingPX, paddingPX, paddingPX, paddingPX);
//set placeholder image
placeholder.setBackgroundResource(R.drawable.thumbnail_circle);
this.dimensionsLabel.setText(text);
}
else
{
placeholder.setPadding(0, 0, 0, 0);
this.dimensionsLabel.setVisibility(View.GONE);
Bitmap bitmap = BitmapFactory.decodeResource(getContext().getResources(), imageDrawable);
Bitmap roundBitmap = ImageUtils.getCircleBitmap(bitmap, imageSizeWidthPX, imageSizeHeightPX);
image.setImageBitmap(roundBitmap);
}
this.addView(v);
}
public void setImage(int drawable)
{
Bitmap bitmap = BitmapFactory.decodeResource(getContext().getResources(), drawable);
float scale = getResources().getDisplayMetrics().density;
//convert image size to pixels
int widthPX = (int)((this.imageWidth * scale) + 0.5);
int heightPX = (int)((this.imageHeight * scale) + 0.5);
int paddingPX = (int)((this.padding * scale) + 0.5);
if(this.minimal == false)
{
widthPX = widthPX - (paddingPX * 2);
heightPX = heightPX - (paddingPX * 2);
}
Bitmap roundBitmap = ImageUtils.getCircleBitmap(bitmap, widthPX, heightPX);
image.setImageBitmap(roundBitmap);
invalidate();
requestLayout();
}
}
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