안 드 로 이 드 모방 타 오 바 오 물류 정보 TimeLine View
시 뮬 레이 션 된 TimeLine 효과 그림:
코드 구현:
package com.zms.timelineview;
import android.content.Context;
import android.content.res.TypedArray;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.Paint;
import android.graphics.Rect;
import android.util.AttributeSet;
import android.view.View;
public class TimeLineView extends View {
private Paint mPaint;
/**
*
*/
private float timelineHeadRadius;
/**
*
*/
private int timelineHeadColor;
/**
*
*/
private int timelineHeadColorEdge;
/**
*
*/
private int timelineOtherColor;
/**
*
*/
private int timelineCount;
/**
*
*/
private int viewWidth;
/**
*
*/
private int marginTop;
/**
*
*/
private int timelineRadius;
/**
*
*/
private int timelineRadiusDistance;
/**
*
*/
private int timelineWidth;
/**
*
*/
private float timeLineViewHeight;
public TimeLineView(Context context) {
this(context, null);
}
public TimeLineView(Context context, AttributeSet attrs) {
this(context, attrs, 0);
}
public TimeLineView(Context context, AttributeSet attrs, int defStyle) {
super(context, attrs, defStyle);
init(context, attrs, defStyle);
}
/**
*
*
* @param context
* @param attrs
* @param defStyle
*/
private void init(Context context, AttributeSet attrs, int defStyle) {
final TypedArray a = getContext().obtainStyledAttributes(attrs,
R.styleable.TimeLineView, defStyle, 0);
timelineRadiusDistance = (int) a.getDimension(
R.styleable.TimeLineView_timelineRadiusDistance,
convertDIP2PX(context, 20));
timelineHeadRadius = a.getDimension(
R.styleable.TimeLineView_timelineHeadRadius,
convertDIP2PX(context, 6));
timelineRadius = (int) a.getDimension(
R.styleable.TimeLineView_timelineRadius,
convertDIP2PX(context, 5));
timelineHeadColor = a.getColor(
R.styleable.TimeLineView_timelineHeadColor,
Color.parseColor("#25ae5f")); //
timelineHeadColorEdge = a.getColor(
R.styleable.TimeLineView_timelineHeadColorEdge,
Color.parseColor("#b9e5cc")); //
timelineOtherColor = a.getColor(
R.styleable.TimeLineView_timelineOtherColor,
Color.parseColor("#cccccc"));
timelineCount = a.getInteger(R.styleable.TimeLineView_timelineCount, 0);
timelineWidth = (int) a.getDimension(
R.styleable.TimeLineView_timelineWidth,
convertDIP2PX(context, 1));
marginTop = (int) a.getDimension(
R.styleable.TimeLineView_timelineMarginTop,
convertDIP2PX(context, 50));
a.recycle();
mPaint = new Paint();
mPaint.setAntiAlias(true);
}
@Override
protected void onDraw(Canvas canvas) {
// view
viewWidth = getMeasuredWidth() / 2;
//
mPaint.setColor(timelineHeadColor);
/**
* ,
*/
for (int j = 1; j <= timelineCount; j++) {
/**
* j==1, , ,
*/
if (j == 1) {
//
canvas.drawCircle(viewWidth, timelineHeadRadius + marginTop,
timelineRadius, mPaint);
mPaint.setStyle(Paint.Style.STROKE);
mPaint.setStrokeWidth(5.0f);
//
mPaint.setColor(timelineHeadColorEdge);
canvas.drawCircle(viewWidth, timelineHeadRadius + marginTop,
timelineHeadRadius, mPaint);
// ,
mPaint.setColor(timelineOtherColor);
//
mPaint.setStyle(Paint.Style.FILL);
/**
*
*/
canvas.drawRect(new Rect(viewWidth - timelineWidth / 2,
(int) (2 * timelineHeadRadius + marginTop) + 5,
viewWidth + timelineWidth / 2, (int) (2
* timelineHeadRadius + timelineRadiusDistance
+ marginTop + 5)), mPaint);
continue;
}
/**
* , x ,view
* y , : y
* :timelineHeadRadius + marginTop
* y , * :(2 * timelineRadius +
* timelineRadiusDistance) * (j - 1) + timelineHeadRadius -
* timelineRadius + marginTop
*
*/
canvas.drawCircle(viewWidth,
(2 * timelineRadius + timelineRadiusDistance) * (j - 1) + 2
* timelineHeadRadius - timelineRadius + marginTop,
timelineRadius, mPaint);
/**
* left: -1/2 viewWidth -
* timelineWidth / 2 top: (int) (j * (2 * timelineRadius +
* timelineRadiusDistance) - timelineRadiusDistance + 2 *
* (timelineHeadRadius-timelineRadius)+ marginTop)
* right: +1/2 viewWidth +
* timelineWidth / 2 bottom: (int) (j * (2 * timelineRadius +
* timelineRadiusDistance) + 2 *
* (timelineHeadRadius-timelineRadius)+ marginTop)
*/
canvas.drawRect(
new Rect(
viewWidth - timelineWidth / 2,
(int) (j
* (2 * timelineRadius + timelineRadiusDistance)
- timelineRadiusDistance + 2
* (timelineHeadRadius - timelineRadius) + marginTop),
viewWidth + timelineWidth / 2,
(int) (j
* (2 * timelineRadius + timelineRadiusDistance)
+ 2 * (timelineHeadRadius - timelineRadius) + marginTop)),
mPaint);
}
}
public float getTimelineHeadRadius() {
return timelineHeadRadius;
}
public void setTimelineHeadRadius(float timelineHeadRadius) {
this.timelineHeadRadius = timelineHeadRadius;
invalidate();
}
public int getTimelineHeadColor() {
return timelineHeadColor;
}
public void setTimelineHeadColor(int timelineHeadColor) {
this.timelineHeadColor = timelineHeadColor;
invalidate();
}
public int getTimelineOtherColor() {
return timelineOtherColor;
}
public void setTimelineOtherColor(int timelineOtherColor) {
this.timelineOtherColor = timelineOtherColor;
invalidate();
}
public int getTimelineCount() {
return timelineCount;
}
public void setTimelineCount(int timelineCount) {
this.timelineCount = timelineCount;
invalidate();
}
public int getMarginTop() {
return marginTop;
}
public void setMarginTop(int marginTop) {
this.marginTop = marginTop;
invalidate();
}
public int getTimelineRadius() {
return timelineRadius;
}
public void setTimelineRadius(int timelineRadius) {
this.timelineRadius = timelineRadius;
invalidate();
}
public int getTimelineRadiusDistance() {
return timelineRadiusDistance;
}
public void setTimelineRadiusDistance(int timelineRadiusDistance) {
this.timelineRadiusDistance = timelineRadiusDistance;
invalidate();
}
public int getTimelineWidth() {
return timelineWidth;
}
public void setTimelineWidth(int timelineWidth) {
this.timelineWidth = timelineWidth;
}
public float getTimeLineViewHeight() {
this.timeLineViewHeight = getMarginTop() + getTimelineCount()
* (2 * getTimelineRadius() + getTimelineRadiusDistance());
return timeLineViewHeight;
}
public void setTimeLineViewHeight(float timeLineViewHeight) {
this.timeLineViewHeight = timeLineViewHeight;
invalidate();
}
public int getViewWidth() {
return viewWidth;
}
public void setViewWidth(int viewWidth) {
this.viewWidth = viewWidth;
invalidate();
}
/**
* dip px
*/
public static int convertDIP2PX(Context context, int dip) {
float scale = context.getResources().getDisplayMetrics().density;
return (int) (dip * scale + 0.5f * (dip >= 0 ? 1 : -1));
}
}
이상 이 바로 본 고의 모든 내용 입 니 다.여러분 의 학습 에 도움 이 되 고 저 희 를 많이 응원 해 주 셨 으 면 좋 겠 습 니 다.
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