/*
The MIT License (MIT)
Copyright (c) 2015-2017 HyperTrack (http://hypertrack.com)
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
*/
package io.hypertrack.sendeta.util.images;
import android.content.Context;
import android.content.res.ColorStateList;
import android.content.res.Resources;
import android.content.res.TypedArray;
import android.graphics.Bitmap;
import android.graphics.drawable.Drawable;
import android.graphics.drawable.LayerDrawable;
import android.net.Uri;
import android.util.AttributeSet;
import android.util.Log;
import android.widget.ImageView;
import io.hypertrack.sendeta.R;
@SuppressWarnings("UnusedDeclaration")
public class RoundedImageView extends ImageView {
public static final String TAG = "RoundedImageView";
public static final float DEFAULT_RADIUS = 1f;
public static final float DEFAULT_BORDER_WIDTH = 0f;
private static final ScaleType[] SCALE_TYPES = {
ScaleType.MATRIX,
ScaleType.FIT_XY,
ScaleType.FIT_START,
ScaleType.FIT_CENTER,
ScaleType.FIT_END,
ScaleType.CENTER,
ScaleType.CENTER_CROP,
ScaleType.CENTER_INSIDE
};
private float cornerRadius = DEFAULT_RADIUS;
private float borderWidth = DEFAULT_BORDER_WIDTH;
private ColorStateList borderColor =
ColorStateList.valueOf(RoundedDrawable.DEFAULT_BORDER_COLOR);
private boolean isOval = true;
private boolean mutateBackground = false;
private int mResource;
private Drawable mDrawable;
private Drawable mBackgroundDrawable;
private ScaleType mScaleType;
public RoundedImageView(Context context) {
super(context);
}
public RoundedImageView(Context context, AttributeSet attrs) {
this(context, attrs, 0);
}
public RoundedImageView(Context context, AttributeSet attrs, int defStyle) {
super(context, attrs, defStyle);
TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.RoundedImageView, defStyle, 0);
int index = a.getInt(R.styleable.RoundedImageView_android_scaleType, -1);
if (index >= 0) {
setScaleType(SCALE_TYPES[index]);
} else {
// default scaletype to FIT_CENTER
setScaleType(ScaleType.FIT_CENTER);
}
cornerRadius = a.getDimensionPixelSize(R.styleable.RoundedImageView_corner_radius, -1);
borderWidth = a.getDimensionPixelSize(R.styleable.RoundedImageView_border_width, -1);
// don't allow negative values for radius and border
if (cornerRadius < 0) {
cornerRadius = DEFAULT_RADIUS;
}
if (borderWidth < 0) {
borderWidth = DEFAULT_BORDER_WIDTH;
}
borderColor = a.getColorStateList(R.styleable.RoundedImageView_border_color);
if (borderColor == null) {
borderColor = ColorStateList.valueOf(RoundedDrawable.DEFAULT_BORDER_COLOR);
}
mutateBackground = a.getBoolean(R.styleable.RoundedImageView_mutate_background, false);
isOval = a.getBoolean(R.styleable.RoundedImageView_oval, true);
updateDrawableAttrs();
updateBackgroundDrawableAttrs(true);
a.recycle();
}
@Override
protected void drawableStateChanged() {
super.drawableStateChanged();
invalidate();
}
/**
* Return the current scale type in use by this ImageView.
*
* @attr ref android.R.styleable#ImageView_scaleType
* @see ScaleType
*/
@Override
public ScaleType getScaleType() {
return mScaleType;
}
/**
* Controls how the image should be resized or moved to match the size
* of this ImageView.
*
* @param scaleType The desired scaling mode.
* @attr ref android.R.styleable#ImageView_scaleType
*/
@Override
public void setScaleType(ScaleType scaleType) {
assert scaleType != null;
if (mScaleType != scaleType) {
mScaleType = scaleType;
switch (scaleType) {
case CENTER:
case CENTER_CROP:
case CENTER_INSIDE:
case FIT_CENTER:
case FIT_START:
case FIT_END:
case FIT_XY:
super.setScaleType(ScaleType.FIT_XY);
break;
default:
super.setScaleType(scaleType);
break;
}
updateDrawableAttrs();
updateBackgroundDrawableAttrs(false);
invalidate();
}
}
@Override
public void setImageDrawable(Drawable drawable) {
mResource = 0;
mDrawable = RoundedDrawable.fromDrawable(drawable);
updateDrawableAttrs();
super.setImageDrawable(mDrawable);
}
@Override
public void setImageBitmap(Bitmap bm) {
mResource = 0;
mDrawable = RoundedDrawable.fromBitmap(bm);
updateDrawableAttrs();
super.setImageDrawable(mDrawable);
}
@Override
public void setImageResource(int resId) {
if (mResource != resId) {
mResource = resId;
mDrawable = resolveResource();
updateDrawableAttrs();
super.setImageDrawable(mDrawable);
}
}
@Override
public void setImageURI(Uri uri) {
super.setImageURI(uri);
setImageDrawable(getDrawable());
}
private Drawable resolveResource() {
Resources rsrc = getResources();
if (rsrc == null) {
return null;
}
Drawable d = null;
if (mResource != 0) {
try {
d = rsrc.getDrawable(mResource);
} catch (Exception e) {
Log.w(TAG, "Unable to find resource: " + mResource, e);
// Don't try again.
mResource = 0;
}
}
return RoundedDrawable.fromDrawable(d);
}
@Override
public void setBackground(Drawable background) {
setBackgroundDrawable(background);
}
private void updateDrawableAttrs() {
updateAttrs(mDrawable);
}
private void updateBackgroundDrawableAttrs(boolean convert) {
if (mutateBackground) {
if (convert) {
mBackgroundDrawable = RoundedDrawable.fromDrawable(mBackgroundDrawable);
}
updateAttrs(mBackgroundDrawable);
}
}
private void updateAttrs(Drawable drawable) {
if (drawable == null) {
return;
}
if (drawable instanceof RoundedDrawable) {
((RoundedDrawable) drawable)
.setScaleType(mScaleType)
.setCornerRadius(cornerRadius)
.setBorderWidth(borderWidth)
.setBorderColor(borderColor)
.setOval(isOval);
} else if (drawable instanceof LayerDrawable) {
// loop through layers to and set drawable attrs
LayerDrawable ld = ((LayerDrawable) drawable);
for (int i = 0, layers = ld.getNumberOfLayers(); i < layers; i++) {
updateAttrs(ld.getDrawable(i));
}
}
}
@Override
@Deprecated
public void setBackgroundDrawable(Drawable background) {
mBackgroundDrawable = background;
updateBackgroundDrawableAttrs(true);
super.setBackgroundDrawable(mBackgroundDrawable);
}
public float getCornerRadius() {
return cornerRadius;
}
public void setCornerRadius(int resId) {
setCornerRadius(getResources().getDimension(resId));
}
public void setCornerRadius(float radius) {
if (cornerRadius == radius) {
return;
}
cornerRadius = radius;
updateDrawableAttrs();
updateBackgroundDrawableAttrs(false);
}
public float getBorderWidth() {
return borderWidth;
}
public void setBorderWidth(int resId) {
setBorderWidth(getResources().getDimension(resId));
}
public void setBorderWidth(float width) {
if (borderWidth == width) {
return;
}
borderWidth = width;
updateDrawableAttrs();
updateBackgroundDrawableAttrs(false);
invalidate();
}
public int getBorderColor() {
return borderColor.getDefaultColor();
}
public void setBorderColor(int color) {
setBorderColor(ColorStateList.valueOf(color));
}
public void setBorderColor(ColorStateList colors) {
if (borderColor.equals(colors)) {
return;
}
borderColor =
(colors != null) ? colors : ColorStateList.valueOf(RoundedDrawable.DEFAULT_BORDER_COLOR);
updateDrawableAttrs();
updateBackgroundDrawableAttrs(false);
if (borderWidth > 0) {
invalidate();
}
}
public ColorStateList getBorderColors() {
return borderColor;
}
public boolean isOval() {
return isOval;
}
public void setOval(boolean oval) {
isOval = oval;
updateDrawableAttrs();
updateBackgroundDrawableAttrs(false);
invalidate();
}
public boolean isMutateBackground() {
return mutateBackground;
}
public void setMutateBackground(boolean mutate) {
if (mutateBackground == mutate) {
return;
}
mutateBackground = mutate;
updateBackgroundDrawableAttrs(true);
invalidate();
}
}