package com.beardedhen.androidbootstrap; import java.util.HashMap; import java.util.Map; import android.content.Context; import android.content.res.TypedArray; import android.graphics.Typeface; import android.util.AttributeSet; import android.util.Log; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; import android.widget.FrameLayout; import android.widget.LinearLayout; import android.widget.TextView; public class BootstrapThumbnail extends FrameLayout { private static final int DEFAULT_WIDTH = 150; //width of thumbnail when no width is given private static final int DEFAULT_HEIGHT = 150;//height of thumbnail when no height is given private static final int DEFAULT_MAX_PADDING = 8; //8dp is max padding size when padding isn't specified by user private static final int DEFAULT_MIN_PADDING = 4; //4dp private static final String DEFAULT_TYPE = "rounded"; private static Map bThumbnailTypeMap; private static Typeface font; private ViewGroup container; private LinearLayout placeholder; private TextView dimensionsLabel; private boolean roundedCorners = true; static{ bThumbnailTypeMap = new HashMap(); bThumbnailTypeMap.put("rounded", ThumbnailTypes.ROUNDED);//default is rounded if user doesn't specify to use square bThumbnailTypeMap.put("square", ThumbnailTypes.SQUARE); } public BootstrapThumbnail(Context context, AttributeSet attrs, int defStyle) { super(context, attrs, defStyle); initialise(attrs); } public BootstrapThumbnail(Context context, AttributeSet attrs) { super(context, attrs); initialise(attrs); } public BootstrapThumbnail(Context context) { super(context); initialise(null); } public void setImage(int drawable) { this.placeholder.setBackgroundResource(drawable); invalidate(); requestLayout(); } //set up the bootstrap types private enum ThumbnailTypes { ROUNDED(R.drawable.bthumbnail_container_rounded, R.drawable.bthumbnail_placeholder_default), SQUARE(R.drawable.bthumbnail_container_square, R.drawable.bthumbnail_placeholder_default); private int containerDrawable; private int placeholderDrawable; ThumbnailTypes(int containerDrawable, int placeholderDrawable) { this.containerDrawable = containerDrawable; this.placeholderDrawable = placeholderDrawable; } } private void initialise( AttributeSet attrs ) { LayoutInflater inflator = (LayoutInflater)getContext().getSystemService( Context.LAYOUT_INFLATER_SERVICE); readFont(getContext()); TypedArray a = getContext().obtainStyledAttributes(attrs, R.styleable.BootstrapThumbnail); //defaults ThumbnailTypes type = null; String thumbnailType = DEFAULT_TYPE; String text = ""; int imageDrawable = 0; float scale = getResources().getDisplayMetrics().density; //for padding int width = DEFAULT_WIDTH; int height = DEFAULT_HEIGHT; int padding = 0; int paddingDP = 0; //attribute values if(a.getString(R.styleable.BootstrapThumbnail_bt_width) != null) { width = (int) a.getDimension(R.styleable.BootstrapThumbnail_bt_width, 0); Log.v("width", Integer.toString(width)); } if(a.getString(R.styleable.BootstrapThumbnail_bt_height) != null) { height = (int) a.getDimension(R.styleable.BootstrapThumbnail_bt_height, 0); } if(a.getString(R.styleable.BootstrapThumbnail_bt_inside_padding) != null) { paddingDP = (int) a.getDimension(R.styleable.BootstrapThumbnail_bt_inside_padding, 0); } else{ padding = (int) (((Math.sqrt(width * height)) / 100) * 2); if(padding > DEFAULT_MAX_PADDING) padding = DEFAULT_MAX_PADDING; if(padding < DEFAULT_MIN_PADDING) padding = DEFAULT_MIN_PADDING; paddingDP = (int) (padding * scale + 0.5f);//container padding in DP } if(a.getString(R.styleable.BootstrapThumbnail_bt_roundedCorners) != null){ roundedCorners = a.getBoolean(R.styleable.BootstrapThumbnail_bt_roundedCorners, false) ; } if(a.getString(R.styleable.BootstrapThumbnail_bt_image) != null){ imageDrawable = a.getResourceId(R.styleable.BootstrapThumbnail_bt_image, 0); } a.recycle(); text = (int)(width/scale) + "x" + (int)(height/scale); View v = inflator.inflate(R.layout.bootstrap_thumbnail, null, false); //get layout items container = (ViewGroup) v.findViewById(R.id.container); placeholder = (LinearLayout) v.findViewById(R.id.placeholder); dimensionsLabel = (TextView) v.findViewById(R.id.dimensionsLabel); Log.v("size", "width:" + width + " height:" + height); type = bThumbnailTypeMap.get(thumbnailType); //get the correct background type if(roundedCorners == true) { type = bThumbnailTypeMap.get("rounded"); } else { type = bThumbnailTypeMap.get("square"); } //apply the background type container.setBackgroundResource(type.containerDrawable); //if no image is provided by user if(imageDrawable == 0){ //set default grey placeholder background placeholder.setBackgroundResource(type.placeholderDrawable); //set the text if(text.length() > 0){ dimensionsLabel.setText(text); dimensionsLabel.setVisibility(View.VISIBLE); } } else{ //set background to user's provided image placeholder.setBackgroundResource(imageDrawable); //remove textview dimensions dimensionsLabel.setVisibility(View.GONE); } //placeholder padding int paddingP = (int) (((Math.sqrt(width * height)) / 100) * 4); //convert to DP int paddingDPP = (int) (paddingP * scale + 0.5f);//placeholder padding in DP container.setPadding(paddingDP, paddingDP, paddingDP, paddingDP); placeholder.setPadding(paddingDPP, paddingDPP, paddingDPP, paddingDPP); placeholder.setLayoutParams(new LinearLayout.LayoutParams(width,height)); //set the font awesome icon typeface dimensionsLabel.setTypeface(font); this.setClickable(true); addView(v); } //static class to read in font private static void readFont(Context context) { if(font == null){ try { font = Typeface.createFromAsset(context.getAssets(), "fontawesome-webfont.ttf"); } catch (Exception e) { Log.e("BootstrapButton", "Could not get typeface because " + e.getMessage()); font = Typeface.DEFAULT; } } } }