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SnapProgressBar.java
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SnapProgressBar.java
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package com.d.lib.ui.view.progress;
import android.content.Context;
import android.graphics.Bitmap;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.Paint;
import android.graphics.Rect;
import android.graphics.RectF;
import android.graphics.drawable.Drawable;
import android.support.annotation.DrawableRes;
import android.support.annotation.FloatRange;
import android.support.annotation.IntDef;
import android.support.annotation.NonNull;
import android.support.annotation.Nullable;
import android.util.AttributeSet;
import android.view.Gravity;
import android.view.View;
import android.widget.FrameLayout;
import android.widget.ImageView;
import com.d.lib.common.util.DimenUtils;
import com.d.lib.common.widget.roundedimageview.RoundedImageView;
import com.d.lib.ui.view.R;
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;
/**
* SnapProgressBar
* Created by D on 2018/3/30.
*/
public class SnapProgressBar extends FrameLayout implements View.OnClickListener {
public final static int STATE_SCANNING = 0;
public final static int STATE_PROGRESS = 1;
public final static int STATE_PENDDING = 2;
public final static int STATE_DONE = 3;
public final static int STATE_ERROR = 4;
/**
* [0]: Scanning
* [1]: Progress
* [2]: Pendding
* [3]: Done
* [4]: Error
*/
private final int[] RES_IDS = new int[]{R.drawable.lib_ui_view_vs_icon,
R.color.lib_pub_color_trans,
R.drawable.lib_ui_view_rtv_ic_back,
R.drawable.lib_ui_view_vs_icon,
R.drawable.lib_ui_view_vs_icon};
private int mWidth, mHeight;
private Context mContext;
private Paint mPaint;
private Rect mRect;
private RectF mRectF;
private int mColorCircle, mColorArc;
private int mDiameter;
private int mSpace;
private int[] mPaddingIcon;
private float mFactor;
private int mState = STATE_SCANNING;
private boolean mIsFirst = true;
private Request mRequest;
private RoundedImageView mIvThumb, mIvAlpha, mIvState;
private OnClickListener mListener;
public SnapProgressBar(@NonNull Context context) {
this(context, null);
}
public SnapProgressBar(@NonNull Context context, @Nullable AttributeSet attrs) {
this(context, attrs, 0);
}
public SnapProgressBar(@NonNull Context context, @Nullable AttributeSet attrs, int defStyleAttr) {
super(context, attrs, defStyleAttr);
initAttrs(context, attrs);
init(context);
}
private void initAttrs(Context context, @SuppressWarnings("unused") AttributeSet attrs) {
mColorCircle = Color.parseColor("#33008577");
mColorArc = Color.parseColor("#008577");
mSpace = DimenUtils.dp2px(context, 2.5f);
mPaddingIcon = new int[]{DimenUtils.dp2px(context, 21.5f),
DimenUtils.dp2px(context, 20f)};
}
private void init(Context context) {
this.mContext = context;
this.setWillNotDraw(false);
LayoutParams lp;
mIvThumb = new RoundedImageView(context);
mIvThumb.setOval(true);
mIvThumb.setScaleType(ImageView.ScaleType.CENTER_CROP);
lp = new LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT);
lp.gravity = Gravity.CENTER;
addView(mIvThumb, lp);
mIvAlpha = new RoundedImageView(context);
mIvAlpha.setOval(true);
mIvAlpha.setScaleType(ImageView.ScaleType.CENTER_CROP);
mIvAlpha.setImageResource(R.color.lib_pub_color_translucent);
lp = new LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT);
lp.gravity = Gravity.CENTER;
addView(mIvAlpha, lp);
mIvState = new RoundedImageView(context);
mIvState.setOval(true);
mIvState.setScaleType(ImageView.ScaleType.CENTER_CROP);
lp = new LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT);
lp.gravity = Gravity.CENTER;
addView(mIvState, lp);
mIvState.setOnClickListener(this);
mRequest = new Request();
mPaint = new Paint(Paint.ANTI_ALIAS_FLAG);
mPaint.setColor(mColorCircle);
mPaint.setStrokeWidth(mSpace);
mPaint.setStyle(Paint.Style.STROKE);
mRect = new Rect();
mRectF = new RectF();
}
@Override
public void onDraw(Canvas canvas) {
super.onDraw(canvas);
if (mState != STATE_PROGRESS && mState != STATE_PENDDING) {
return;
}
mRect.set((int) ((mWidth - mDiameter) / 2f + mSpace / 2f),
(int) ((mHeight - mDiameter) / 2f + mSpace / 2f),
mWidth - (int) ((mWidth - mDiameter) / 2f + mSpace / 2f),
mHeight - (int) ((mHeight - mDiameter) / 2f + mSpace / 2f));
mRectF.set(mRect);
mPaint.setColor(mColorCircle);
mPaint.setStrokeCap(Paint.Cap.BUTT);
canvas.drawArc(mRectF, -90, 360, false, mPaint);
mPaint.setColor(mColorArc);
mPaint.setStrokeCap(Paint.Cap.ROUND);
canvas.drawArc(mRectF, -90, mFactor, false, mPaint);
}
@Override
protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
super.onMeasure(widthMeasureSpec, heightMeasureSpec);
mWidth = MeasureSpec.getSize(widthMeasureSpec);
mHeight = MeasureSpec.getSize(heightMeasureSpec);
mDiameter = Math.min(mWidth, mHeight);
mPaddingIcon[0] = (int) (mDiameter * 20f / 60f);
mPaddingIcon[1] = (int) (mDiameter * 20f / 60f);
mIvThumb.setPadding((int) ((mWidth - mDiameter) / 2f + mSpace), (int) ((mHeight - mDiameter) / 2f + mSpace),
(int) ((mWidth - mDiameter) / 2f + mSpace), (int) ((mHeight - mDiameter) / 2f + mSpace));
mIvAlpha.setPadding((int) ((mWidth - mDiameter) / 2f + mSpace), (int) ((mHeight - mDiameter) / 2f + mSpace),
(int) ((mWidth - mDiameter) / 2f + mSpace), (int) ((mHeight - mDiameter) / 2f + mSpace));
setMeasuredDimension(mWidth, mHeight);
if (mIsFirst && mDiameter > 0) {
mIsFirst = false;
setState(mState);
}
}
@Override
public void onClick(View v) {
if (v == mIvState) {
switch (mState) {
case STATE_PENDDING:
if (mListener != null) {
mListener.onRestart();
}
break;
}
}
}
public Request setState(@State int state) {
this.mState = state;
switch (state) {
case STATE_SCANNING:
mIvThumb.setVisibility(GONE);
mIvAlpha.setVisibility(GONE);
mIvState.setVisibility(VISIBLE);
mIvState.setPadding((int) ((mWidth - mDiameter) / 2f), (int) ((mHeight - mDiameter) / 2f),
(int) ((mWidth - mDiameter) / 2f), (int) ((mHeight - mDiameter) / 2f));
mIvState.setImageResource(RES_IDS[STATE_SCANNING]);
break;
case STATE_PROGRESS:
mIvThumb.setVisibility(VISIBLE);
mIvAlpha.setVisibility(GONE);
mIvState.setVisibility(GONE);
break;
case STATE_PENDDING:
mIvThumb.setVisibility(VISIBLE);
mIvAlpha.setVisibility(VISIBLE);
mIvState.setVisibility(VISIBLE);
mIvState.setPadding((int) ((mWidth - mDiameter) / 2f + mPaddingIcon[0]),
(int) ((mHeight - mDiameter) / 2f + mPaddingIcon[1]),
(int) ((mWidth - mDiameter) / 2f + mPaddingIcon[0]),
(int) ((mHeight - mDiameter) / 2f + mPaddingIcon[1]));
mIvState.setImageResource(RES_IDS[STATE_PENDDING]);
break;
case STATE_DONE:
mIvThumb.setVisibility(GONE);
mIvAlpha.setVisibility(GONE);
mIvState.setVisibility(VISIBLE);
mIvState.setPadding((int) ((mWidth - mDiameter) / 2f), (int) ((mHeight - mDiameter) / 2f),
(int) ((mWidth - mDiameter) / 2f), (int) ((mHeight - mDiameter) / 2f));
mIvState.setImageResource(RES_IDS[STATE_DONE]);
break;
case STATE_ERROR:
mIvThumb.setVisibility(GONE);
mIvAlpha.setVisibility(GONE);
mIvState.setVisibility(VISIBLE);
mIvState.setPadding((int) ((mWidth - mDiameter) / 2f), (int) ((mHeight - mDiameter) / 2f),
(int) ((mWidth - mDiameter) / 2f), (int) ((mHeight - mDiameter) / 2f));
mIvState.setImageResource(RES_IDS[STATE_ERROR]);
break;
}
return mRequest;
}
public void image(ImageView view, @DrawableRes int id) {
view.setImageResource(id);
}
public void setOnClickListener(OnClickListener l) {
this.mListener = l;
}
@IntDef({STATE_SCANNING, STATE_PROGRESS, STATE_PENDDING, STATE_DONE, STATE_ERROR})
@Target({ElementType.PARAMETER})
@Retention(RetentionPolicy.SOURCE)
public @interface State {
}
public interface OnClickListener {
void onRestart();
}
public class Request {
public Request thumb(Bitmap bitmap) {
mIvThumb.setImageBitmap(bitmap);
return this;
}
public Request thumb(Drawable drawable) {
mIvThumb.setImageDrawable(drawable);
return this;
}
public Request progress(@FloatRange(from = 0f, to = 1f) float progress) {
mFactor = 360 * progress;
invalidate();
return this;
}
}
}