接上一篇关于系统截屏补充自定义区域截屏控件ScreenShotView:
package com.flyaudio.ui;
import android.app.Activity;
import android.content.Context;
import android.content.Intent;
import android.graphics.Bitmap;
import android.graphics.Canvas;
import android.graphics.Paint;
import android.graphics.Path;
import android.graphics.PorterDuff;
import android.graphics.PorterDuffXfermode;
import android.graphics.Rect;
import android.graphics.RectF;
import android.net.Uri;
import android.os.Build;
import android.os.Environment;
import android.util.AttributeSet;
import android.view.GestureDetector;
import android.view.Gravity;
import android.view.MotionEvent;
import android.view.View;
import android.view.ViewGroup;
import android.widget.FrameLayout;
import android.widget.LinearLayout;
import android.widget.PopupWindow;
import android.widget.TextView;
import android.widget.Toast;
import android.view.Surface;
import android.view.SurfaceControl;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.List;
import android.view.Display;
import android.view.DisplayAddress;
import android.os.IBinder;
import static android.view.Display.DEFAULT_DISPLAY;
import android.hardware.display.DisplayManager;
import com.flyaudio.R;
import com.android.internal.util.ScreenshotHelper;
import android.content.ComponentName;
import android.content.Context;
import android.content.res.Resources;
import android.graphics.Insets;
import android.graphics.Rect;
import android.os.Bundle;
import android.os.Handler;
import android.os.Looper;
import android.view.WindowManager;
import android.util.Log;
/**
* Created by Administrator on 2018/1/9.
*/
public class ScreenShotView extends View {
private final int STATUS_SHOT = 1;
private final int STATUS_DOODLE = 2;
private final int STATUS_DRAW_CIRCLE = 3;
private int defaultShotWidth;
private Rect shotRect, LTRect, RTRect, LBRect, RBRect, currentTouchRect, tempShotRect;
private int l, t, r, b, width, height;
private Paint mPaint;
private int shotMinWidth, halfMinWidth;
private Path mPath;
private GestureDetector shotGestureDetector, editGestureDetector;
private int downX, downY;
private int lastL, lastT, lastR, lastB;
private int unSelectedBackgroundColor = 0x88000000;
private int currentStatus = STATUS_SHOT;
private long lastClickTime = 0L;
private Bitmap shotBitmap;
private Rect srcRect, dstRect, fullRect;
private int toolBarHeight;
private PopupWindow selectDoodlePop, toolPop;
private int[] colors, sizes;
private int doodleDownX, doodleDownY, doodleTempX, doodleTempY;
private Path doodlePath;
private List<DrawItem> doodlePathList;
private int doodleColor = 0xffff0000, doodleSize = 5;
private SelectDoodleTextView doodle, drawCircle;
private RectF drawCircleRectF;
private boolean onDoodleDrawing = false;
private boolean scaleShot = true;
private int toolBarBackgroundColor = 0xffaaaaaa, toolBarTextSize = 14,
toolBarTextColor = 0xff1874CD, selectViewBackgroundColor = 0xffCCCCCC;
private ScreenshotHelper mScreenshotHelper;
private Handler mHandler;
private Activity mContext;
private GestureDetector.OnGestureListener shotGestureListener = new GestureDetector.OnGestureListener() {
@Override
public boolean onDown(MotionEvent e) {
downX = (int) e.getX();
downY = (int) e.getY();
if (LTRect.contains(downX, downY)) {
currentTouchRect = LTRect;
} else if (RTRect.contains(downX, downY)) {
currentTouchRect = RTRect;
} else if (LBRect.contains(downX, downY)) {
currentTouchRect = LBRect;
} else if (RBRect.contains(downX, downY)) {
currentTouchRect = RBRect;
} else if (tempShotRect.contains(downX, downY)) {
currentTouchRect = tempShotRect;
}
return true;
}
@Override
public void onShowPress(MotionEvent e) {
}
@Override
public boolean onSingleTapUp(MotionEvent e) {
if (System.currentTimeMillis() - lastClickTime < 300) {
onScreenShot();
lastClickTime = 0L;
} else {
lastClickTime = System.currentTimeMillis();
}
return true;
}
@Override
public boolean onScroll(MotionEvent e1, MotionEvent e2, float distanceX, float distanceY) {
if (currentTouchRect != null) {
int moveX = (int) (e2.getX() - downX);
int moveY = (int) (e2.getY() - downY);
if (currentTouchRect == LTRect) {
l = lastL + moveX;
t = lastT + moveY;
if (l > lastR - shotMinWidth) {
l = lastR - shotMinWidth;
} else if (l < 0) {
l = 0;
}
if (t > lastB - shotMinWidth) {
t = lastB - shotMinWidth;
} else if (t < 0) {
t = 0;
}
b = lastB;
r = lastR;
} else if (currentTouchRect == RTRect) {
r = lastR + moveX;
t = lastT + moveY;
if (r < lastL + shotMinWidth) {
r = lastL + shotMinWidth;
} else if (r > width) {
r = width;
}
if (t > lastB - shotMinWidth) {
t = lastB - shotMinWidth;
} else if (t < 0) {
t = 0;
}
l = lastL;
b = lastB;
} else if (currentTouchRect == LBRect) {
l = lastL + moveX;
b = lastB + moveY;
if (l > lastR - shotMinWidth) {
l = lastR - shotMinWidth;
} else if (l < 0) {
l = 0;
}
if (b < t + shotMinWidth) {
b = t + shotMinWidth;
} else if (b > height) {
b = height;
}
r = lastR;
t = lastT;
} else if (currentTouchRect == RBRect) {
r = lastR + moveX;
b = lastB + moveY;
if (r < lastL + shotMinWidth) {
r = lastL + shotMinWidth;
} else if (r > width) {
r = width;
}
if (b < t + shotMinWidth) {
b = t + shotMinWidth;
} else if (b > height) {
b = height;
}
l = lastL;
t = lastT;
} else if (currentTouchRect == tempShotRect) {
l = lastL + moveX;
t = lastT + moveY;
r = lastR + moveX;
b = lastB + moveY;
if (l > width - (lastR - lastL)) {
l = width - (lastR - lastL);
} else if (l < 0) {
l = 0;
}
if (t > height - (lastB - lastT)) {
t = height - (lastB - lastT);
} else if (t < 0) {
t = 0;
}
if (r < lastR - lastL) {
r = lastR - lastL;
} else if (r > width) {
r = width;
}
if (b < lastB - lastT) {
b = lastB - lastT;
} else if (b > height) {
b = height;
}
}
setPosition();
invalidate();
}
return true;
}
@Override
public void onLongPress(MotionEvent e) {
}
@Override
public boolean onFling(MotionEvent e1, MotionEvent e2, float velocityX, float velocityY) {
return true;
}
};
private GestureDetector.OnGestureListener editGestureListener = new GestureDetector.OnGestureListener() {
@Override
public boolean onDown(MotionEvent e) {
onDoodleDrawing = true;
doodleTempX = doodleDownX = (int) e.getX();
doodleTempY = doodleDownY = (int) e.getY();
if (currentStatus == STATUS_DOODLE) {
doodlePath = new Path();
doodlePath.moveTo(doodleDownX, doodleDownY);
if (doodle != null) {
doodleColor = doodle.getDoodleColor();
doodleSize = doodle.getDoodleSize();
}
} else if (currentStatus == STATUS_DRAW_CIRCLE) {
if (drawCircle != null) {
doodleColor = drawCircle.getDoodleColor();
doodleSize = drawCircle.getDoodleSize();
}
}
return true;
}
@Override
public void onShowPress(MotionEvent e) {
}
@Override
public boolean onSingleTapUp(MotionEvent e) {
return true;
}
@Override
public boolean onScroll(MotionEvent e1, MotionEvent e2, float distanceX, float distanceY) {
int x = (int) e2.getX();
int y = (int) e2.getY();
if (dstRect.contains(x, y)) {
if (currentStatus == STATUS_DOODLE) {
doodlePath.quadTo(doodleTempX, doodleTempY, x, y);
doodleTempX = x;
doodleTempY = y;
invalidate();
} else if (currentStatus == STATUS_DRAW_CIRCLE) {
doodleTempX = x;
doodleTempY = y;
invalidate();
}
}
return true;
}
@Override
public void onLongPress(MotionEvent e) {
}
@Override
public boolean onFling(MotionEvent e1, MotionEvent e2, float velocityX, float velocityY) {
return true;
}
};
public ScreenShotView(Activity context) {
super(context);
ViewGroup content = (ViewGroup) context.findViewById(android.R.id.content);
content.addView(this, ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.MATCH_PARENT);
this.mContext = context;
init();
}
public ScreenShotView(Context context, AttributeSet attrs) {
super(context, attrs);
// this.mContext = context;
init();
}
private void init() {
mHandler = new Handler(Looper.getMainLooper());
mScreenshotHelper = new ScreenshotHelper(mContext);
shotRect = new Rect();
tempShotRect = new Rect();
fullRect = new Rect();
srcRect = new Rect();
dstRect = new Rect();
LTRect = new Rect();
RTRect = new Rect();
LBRect = new Rect();
RBRect = new Rect();
mPaint = new Paint(Paint.ANTI_ALIAS_FLAG);
mPath = new Path();
drawCircleRectF = new RectF();
shotGestureDetector = new GestureDetector(getContext(), shotGestureListener);
shotGestureDetector.setIsLongpressEnabled(false);
editGestureDetector = new GestureDetector(getContext(), editGestureListener);
editGestureDetector.setIsLongpressEnabled(false);
colors = new int[20];
for (int i = 0; i < colors.length; i++) {
colors[i] = 0xffff0000 - 0x00125932 * i;
}
sizes = new int[]{10, 12, 15, 18, 20};
}
@Override
protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
super.onMeasure(widthMeasureSpec, heightMeasureSpec);
height = MeasureSpec.getSize(heightMeasureSpec);
width = MeasureSpec.getSize(widthMeasureSpec);
defaultShotWidth = Math.min(height, width) * 2 / 3;
shotMinWidth = Math.min(height, width) / 6;
halfMinWidth = shotMinWidth / 2;
lastL = l = (width - defaultShotWidth) / 2;
lastT = t = (height - defaultShotWidth) / 2;
lastR = r = l + defaultShotWidth;
lastB = b = t + defaultShotWidth;
toolBarHeight = height / 10;
fullRect.set(0, 0, width, height);
setPosition();
}
private void setPosition() {
shotRect.set(l, t, r, b);
tempShotRect.set(l, t, r, b);
LTRect.set(l - halfMinWidth, t - halfMinWidth, l + halfMinWidth, t + halfMinWidth);
RTRect.set(r - halfMinWidth, t - halfMinWidth, r + halfMinWidth, t + halfMinWidth);
LBRect.set(l - halfMinWidth, b - halfMinWidth, l + halfMinWidth, b + halfMinWidth);
RBRect.set(r - halfMinWidth, b - halfMinWidth, r + halfMinWidth, b + halfMinWidth);
}
@Override
protected void onDraw(Canvas canvas) {
super.onDraw(canvas);
if (currentStatus == STATUS_SHOT) {
drawShotRect(canvas);
drawShotLine(canvas);
drawTipText(canvas);
} else if (currentStatus == STATUS_DOODLE || currentStatus == STATUS_DRAW_CIRCLE) {
drawEditRect(canvas);
drawDoodle(canvas);
}
}
private void drawDoodle(Canvas canvas) {
mPaint.reset();
mPaint.setStyle(Paint.Style.STROKE);
if (doodlePathList != null) {
for (DrawItem item : doodlePathList) {
mPaint.setColor(item.color);
if (item.itemType == STATUS_DOODLE) {
mPaint.setStrokeWidth(item.size);
canvas.drawPath(item.path, mPaint);
} else if (item.itemType == STATUS_DRAW_CIRCLE) {
mPaint.setStrokeWidth(5);
canvas.drawOval(item.circleRectF, mPaint);
}
}
}
mPaint.reset();
mPaint.setStrokeWidth(doodleSize);
mPaint.setStyle(Paint.Style.STROKE);
mPaint.setColor(doodleColor);
if (onDoodleDrawing) {
if (currentStatus == STATUS_DOODLE) {
if (doodlePath != null) {
canvas.drawPath(doodlePath, mPaint);
}
} else if (currentStatus == STATUS_DRAW_CIRCLE) {
drawCircleRectF.set(doodleDownX, doodleDownY, doodleTempX, doodleTempY);
mPaint.setStrokeWidth(5);
canvas.drawOval(drawCircleRectF, mPaint);
}
}
}
private void drawEditRect(Canvas canvas) {
mPaint.reset();
mPaint.setColor(0xFFFFFFFF);
canvas.drawRect(fullRect, mPaint);
canvas.drawBitmap(shotBitmap, srcRect, dstRect, mPaint);
mPaint.reset();
mPaint.setStyle(Paint.Style.STROKE);
mPaint.setColor(0xff999999);
mPaint.setStrokeWidth(2);
canvas.drawRect(dstRect, mPaint);
}
private void drawShotRect(Canvas canvas) {
mPaint.reset();
int sc;
if (Build.VERSION.SDK_INT < Build.VERSION_CODES.LOLLIPOP) {
sc = canvas.saveLayer(0, 0, width, height, null, Canvas.ALL_SAVE_FLAG);
} else {
sc = canvas.saveLayer(0, 0, width, height, mPaint);
}
mPaint.setColor(unSelectedBackgroundColor);
canvas.drawRect(fullRect, mPaint);
mPaint.reset();
mPaint.setStyle(Paint.Style.FILL);
mPaint.setStrokeWidth(2);
mPaint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.DST_OUT));
canvas.drawRect(shotRect, mPaint);
mPaint.setXfermode(null);
canvas.restoreToCount(sc);
mPaint.reset();
mPaint.setStyle(Paint.Style.STROKE);
mPaint.setColor(0xFFFFFF);
mPaint.setStrokeWidth(5);
mPath.reset();
/* mPath.moveTo(l + (r - l) / 2, t + (b - t) / 2);
mPath.lineTo(l + (r - l) / 2, t + (b - t) / 2 + halfMinWidth / 2);
mPath.lineTo(l + (r - l) / 2, t + (b - t) / 2 - halfMinWidth / 2);
mPath.lineTo(l + (r - l) / 2, t + (b - t) / 2);
mPath.lineTo(l + (r - l) / 2 - halfMinWidth / 2, t + (b - t) / 2);
mPath.lineTo(l + (r - l) / 2 + halfMinWidth / 2, t + (b - t) / 2);*/
canvas.drawPath(mPath, mPaint);
}
private void drawShotLine(Canvas canvas) {
mPaint.reset();
mPaint.setStyle(Paint.Style.STROKE);
mPaint.setColor(0xFFFFFFFF);
mPaint.setStrokeWidth(6);
mPath.reset();
mPath.moveTo(l, t + halfMinWidth);
mPath.lineTo(l, t);
mPath.lineTo(l + halfMinWidth, t);
canvas.drawPath(mPath, mPaint);
mPath.reset();
mPath.moveTo(r, t + halfMinWidth);
mPath.lineTo(r, t);
mPath.lineTo(r - halfMinWidth, t);
canvas.drawPath(mPath, mPaint);
mPath.reset();
mPath.moveTo(l, b - halfMinWidth);
mPath.lineTo(l, b);
mPath.lineTo(l + halfMinWidth, b);
canvas.drawPath(mPath, mPaint);
mPath.reset();
mPath.moveTo(r, b - halfMinWidth);
mPath.lineTo(r, b);
mPath.lineTo(r - halfMinWidth, b);
canvas.drawPath(mPath, mPaint);
}
private void drawTipText(Canvas canvas) {
mPaint.reset();
mPaint.setTextSize(40);
mPaint.setColor(0xffffffff);
mPaint.setTextAlign(Paint.Align.CENTER);
canvas.drawText(mContext.getString(R.string.do_screen_shot), width / 2, (float) (height * 0.95), mPaint);
}
@Override
public boolean onTouchEvent(MotionEvent event) {
if (currentStatus == STATUS_DOODLE || currentStatus == STATUS_DRAW_CIRCLE) {
switch (event.getAction()) {
case MotionEvent.ACTION_UP:
case MotionEvent.ACTION_CANCEL:
if (currentStatus == STATUS_DOODLE) {
if (doodlePath != null) {
if (doodlePathList == null) {
doodlePathList = new ArrayList<>();
}
DrawItem item = new DrawItem();
item.itemType = currentStatus;
item.path = doodlePath;
item.color = doodleColor;
item.size = doodleSize;
doodlePathList.add(item);
doodlePath = null;
}
} else if (currentStatus == STATUS_DRAW_CIRCLE) {
if (doodlePathList == null) {
doodlePathList = new ArrayList<>();
}
DrawItem item = new DrawItem();
item.itemType = currentStatus;
item.circleRectF = new RectF(doodleDownX, doodleDownY, doodleTempX, doodleTempY);
item.color = doodleColor;
item.size = doodleSize;
doodlePathList.add(item);
}
onDoodleDrawing = false;
break;
default:
break;
}
return editGestureDetector.onTouchEvent(event);
} else if (currentStatus == STATUS_SHOT) {
switch (event.getAction()) {
case MotionEvent.ACTION_UP:
case MotionEvent.ACTION_CANCEL:
currentTouchRect = null;
lastL = l;
lastR = r;
lastB = b;
lastT = t;
break;
default:
break;
}
return shotGestureDetector.onTouchEvent(event);
} else {
return super.onTouchEvent(event);
}
}
private Display getDefaultDisplay() {
DisplayManager mDisplayManager = mContext.getSystemService(DisplayManager.class);
return mDisplayManager.getDisplay(DEFAULT_DISPLAY);
}
private Bitmap captureScreenshot(Rect crop) {
int width = crop.width();
int height = crop.height();
Bitmap screenshot = null;
final Display display = getDefaultDisplay();
final DisplayAddress address = display.getAddress();
if (!(address instanceof DisplayAddress.Physical)) {
Log.e("touch", "Skipping Screenshot - Default display does not have a physical address: "
+ display);
} else {
final DisplayAddress.Physical physicalAddress = (DisplayAddress.Physical) address;
final IBinder displayToken = SurfaceControl.getPhysicalDisplayToken(
physicalAddress.getPhysicalDisplayId());
final SurfaceControl.DisplayCaptureArgs captureArgs =
new SurfaceControl.DisplayCaptureArgs.Builder(displayToken)
.setSourceCrop(crop)
.setSize(width, height)
.build();
final SurfaceControl.ScreenshotHardwareBuffer screenshotBuffer =
SurfaceControl.captureDisplay(captureArgs);
screenshot = screenshotBuffer == null ? null : screenshotBuffer.asBitmap();
}
Bitmap targetBmp = screenshot.copy(Bitmap.Config.ARGB_8888, false);
return targetBmp;
}
private void onScreenShot() {
if (this.getParent() != null) {
ViewGroup parent = (ViewGroup) this.getParent();
for (int i = 0; i < parent.getChildCount(); i++) {
View tagView = parent.getChildAt(i);
if (tagView != this && tagView.getVisibility() == VISIBLE) {
//shotBitmap = snapShot(tagView, l, t, r - l, b - t);
shotBitmap = captureScreenshot(new Rect(l,t,r,b));
int bw = shotBitmap.getWidth();
int bh = shotBitmap.getHeight();
srcRect.set(0, 0, bw, bh);
int dstL = (width - bw) / 2;
int dstT = 0;
int dstR = (width - bw) / 2 + bw;
int dstB = bh;
if (scaleShot) {
float dstAlpha = (float) bw / (float) bh;
float srcAlpha = (float) width / (float) (height - toolBarHeight);
if (dstAlpha > srcAlpha) {
float sc = ((float) (width)) / ((float) (dstR - dstL));
int th = (int) ((dstB - dstT) * sc);
dstL = 0;
dstT = (height - toolBarHeight - th) / 2;
dstR = width;
dstB = height - toolBarHeight - dstT;
} else {
float sc = ((float) (height - toolBarHeight)) / ((float) (dstB - dstT));
int tw = (int) ((dstR - dstL) * sc);
dstL = (width - tw) / 2;
dstR = width - dstL;
dstT = 0;
dstB = height - toolBarHeight;
}
dstRect.set(dstL, dstT, dstR, dstB);
} else {
dstRect.set(dstL, dstT, dstR, dstB);
dstRect.top = (height - toolBarHeight - bh) / 2;
if (dstRect.top < 0) {
dstRect.top = 0;
}
dstRect.bottom = dstRect.top + bh;
if (dstRect.bottom > height - toolBarHeight) {
dstRect.bottom = height - toolBarHeight;
}
}
Log.i("touch","==dstRect="+dstRect.left+"="+dstRect.top+"="+dstRect.right+"="+dstRect.bottom);
currentStatus = STATUS_DOODLE;
showToolBar();
invalidate();
}
}
}
}
private void showToolBar() {
if (toolPop == null) {
toolPop = new PopupWindow();
LinearLayout linearLayout = new LinearLayout(getContext());
linearLayout.setOrientation(LinearLayout.HORIZONTAL);
linearLayout.setBackgroundColor(toolBarBackgroundColor);
LinearLayout.LayoutParams layoutParams = new LinearLayout.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.MATCH_PARENT);
layoutParams.weight = 1;
layoutParams.gravity = Gravity.CENTER;
TextView reSelect = new TextView(getContext());
reSelect.setText(mContext.getString(R.string.do_screen_reset));
reSelect.setTextSize(toolBarTextSize);
reSelect.setTextColor(toolBarTextColor);
reSelect.setGravity(Gravity.CENTER);
linearLayout.addView(reSelect, layoutParams);
reSelect.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
currentStatus = STATUS_SHOT;
doodlePathList = null;
invalidate();
if (toolPop != null) {
toolPop.dismiss();
}
if (selectDoodlePop != null) {
selectDoodlePop.dismiss();
}
}
});
TextView reset = new TextView(getContext());
reset.setText(mContext.getString(R.string.do_screen_cancel));
reset.setTextSize(toolBarTextSize);
reset.setTextColor(toolBarTextColor);
reset.setGravity(Gravity.CENTER);
linearLayout.addView(reset, layoutParams);
reset.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
if (doodlePathList != null && doodlePathList.size() > 0) {
doodlePathList.remove(doodlePathList.size() - 1);
invalidate();
}
}
});
doodle = new SelectDoodleTextView(getContext(), STATUS_DOODLE);
doodle.setText(mContext.getString(R.string.do_screen_paint));
doodle.setTextSize(toolBarTextSize);
doodle.setTextColor(toolBarTextColor);
doodle.setGravity(Gravity.CENTER);
doodle.setShowHeader(true);
linearLayout.addView(doodle, layoutParams);
doodle.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
doodle.setShowHeader(true);
drawCircle.setShowHeader(false);
currentStatus = STATUS_DOODLE;
showSelectDoodleView();
}
});
drawCircle = new SelectDoodleTextView(getContext(), STATUS_DRAW_CIRCLE);
drawCircle.setText(mContext.getString(R.string.do_screen_circle));
drawCircle.setTextSize(toolBarTextSize);
drawCircle.setTextColor(toolBarTextColor);
drawCircle.setGravity(Gravity.CENTER);
drawCircle.setShowHeader(false);
linearLayout.addView(drawCircle, layoutParams);
drawCircle.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
drawCircle.setShowHeader(true);
doodle.setShowHeader(false);
if (doodle != null) {
drawCircle.setDoodleColor(doodle.getDoodleColor());
}
currentStatus = STATUS_DRAW_CIRCLE;
showSelectDoodleView();
}
});
TextView save = new TextView(getContext());
save.setText(mContext.getString(R.string.do_screen_save));
save.setTextSize(toolBarTextSize);
save.setTextColor(toolBarTextColor);
save.setGravity(Gravity.CENTER);
linearLayout.addView(save, layoutParams);
save.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
try {
saveShot();
mContext.finish();
} catch (IOException e) {
e.printStackTrace();
}
}
});
toolPop.setContentView(linearLayout);
toolPop.setWidth(width);
toolPop.setHeight(toolBarHeight);
}
toolPop.showAtLocation(this, Gravity.BOTTOM, 0, 0);
}
private void showSelectDoodleView() {
if (selectDoodlePop == null) {
selectDoodlePop = new PopupWindow();
DoodlePaintSelectView doodlePaintSelectView = new DoodlePaintSelectView(getContext(), colors, sizes, width);
FrameLayout frameLayout = new FrameLayout(getContext());
frameLayout.setBackgroundColor(0x88000000);
FrameLayout.LayoutParams layoutParams = new FrameLayout.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.MATCH_PARENT);
layoutParams.gravity = Gravity.BOTTOM;
frameLayout.addView(doodlePaintSelectView, layoutParams);
frameLayout.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
selectDoodlePop.dismiss();
}
});
selectDoodlePop.setContentView(frameLayout);
selectDoodlePop.setWidth(width);
selectDoodlePop.setHeight(height - toolBarHeight);
}
selectDoodlePop.showAtLocation(this, Gravity.BOTTOM, 0, toolBarHeight);
}
private void onColorChange(int color, int size) {
if (doodle != null) {
doodle.setDoodleColor(color);
doodle.setDoodleSize(size);
}
if (drawCircle != null) {
drawCircle.setDoodleColor(color);
}
}
@Override
protected void onVisibilityChanged(View changedView, int visibility) {
super.onVisibilityChanged(changedView, visibility);
if (visibility != VISIBLE) {
if (toolPop != null) {
toolPop.dismiss();
}
if (selectDoodlePop != null) {
selectDoodlePop.dismiss();
}
if (doodlePathList != null) {
doodlePathList.clear();
}
} else {
currentStatus = STATUS_SHOT;
}
}
/**
* 设置可以选择的颜色值数组， eg：0xffff0000;
*
* @param colors
*/
public void setColors(int[] colors) {
this.colors = colors;
}
/**
* 设置工具栏背景
*
* @param toolBarBackgroundColor
*/
public void setToolBarBackgroundColor(int toolBarBackgroundColor) {
this.toolBarBackgroundColor = toolBarBackgroundColor;
}
/**
* 设置工具栏字体大小
*
* @param toolBarTextSize
*/
public void setToolBarTextSize(int toolBarTextSize) {
this.toolBarTextSize = toolBarTextSize;
}
/**
* 设置工具栏字体颜色
*
* @param toolBarTextColor
*/
public void setToolBarTextColor(int toolBarTextColor) {
this.toolBarTextColor = toolBarTextColor;
}
/**
* 设置是否将截图放大
*
* @param scaleShot
*/
public void setScaleShot(boolean scaleShot) {
this.scaleShot = scaleShot;
}
private Bitmap snapShot(View tagView, int x, int y, int width, int height) {
View view = tagView;
view.setDrawingCacheEnabled(true);
view.buildDrawingCache();
Bitmap cache = view.getDrawingCache();
Bitmap bitmap = Bitmap.createBitmap(cache, x, y, width, height);
view.destroyDrawingCache();
return bitmap;
}
private void saveShot() throws IOException {
SimpleDateFormat format = new SimpleDateFormat("yyyyMMdd-HHmmss");
String bitName = "Screenshot_" + format.format(System.currentTimeMillis()) + ".jpg";
Bitmap bitmap = snapShot(this, dstRect.left, dstRect.top,
dstRect.right - dstRect.left, dstRect.bottom - dstRect.top);
if (Environment.getExternalStorageState().equals(Environment.MEDIA_MOUNTED)) {
String sdCardDir = Environment.getExternalStorageDirectory() + "/Pictures/Screenshots/";
File dirFile = new File(sdCardDir);
if (!dirFile.exists()) {
dirFile.mkdirs();
}
File file = new File(sdCardDir, bitName);
FileOutputStream out = null;
try {
out = new FileOutputStream(file);
bitmap.compress(Bitmap.CompressFormat.JPEG, 100, out);
} catch (FileNotFoundException e) {
e.printStackTrace();
Toast.makeText(this.getContext(),mContext.getString(R.string.save_failed_tip), Toast.LENGTH_LONG).show();
return;
} finally {
try {
if (out != null) {
out.flush();
out.close();
}
} catch (IOException e) {
e.printStackTrace();
}
}
Toast.makeText(this.getContext(), mContext.getString(R.string.save_to) + Environment.getExternalStorageDirectory()
+ "/Pictures/Screenshots/" + bitName, Toast.LENGTH_SHORT).show();
getContext().sendBroadcast(new Intent(Intent.ACTION_MEDIA_SCANNER_SCAN_FILE, Uri.fromFile(new File(Environment.getExternalStorageDirectory()
+ "/Pictures/Screenshots/" + bitName))));
}
}
private class SelectDoodleTextView extends TextView {
private int doodleSize = 20;
private int doodleColor = 0xffff0000;
private Paint paint;
private int type;
private boolean showHeader = false;
public SelectDoodleTextView(Context context, int type) {
super(context);
paint = new Paint(Paint.ANTI_ALIAS_FLAG);
if (colors != null) {
doodleColor = colors[0];
}
if (sizes != null) {
doodleSize = sizes[0];
}
this.type = type;
}
@Override
protected void onDraw(Canvas canvas) {
super.onDraw(canvas);
if (!showHeader) {
return;
}
paint.setColor(doodleColor);
if (type == STATUS_DOODLE) {
paint.setStyle(Paint.Style.FILL);
canvas.drawCircle(getWidth() / 2, getHeight() / 5, doodleSize, paint);
} else if (type == STATUS_DRAW_CIRCLE) {
paint.setStyle(Paint.Style.STROKE);
paint.setStrokeWidth(5);
canvas.drawCircle(getWidth() / 2, getHeight() / 5, getHeight() / 10, paint);
}
}
public void setDoodleSize(int doodleSize) {
this.doodleSize = doodleSize;
invalidate();
}
public void setDoodleColor(int doodleColor) {
this.doodleColor = doodleColor;
invalidate();
}
public int getDoodleSize() {
return doodleSize;
}
public int getDoodleColor() {
return doodleColor;
}
public void setShowHeader(boolean showHeader) {
this.showHeader = showHeader;
invalidate();
}
}
private class DoodlePaintSelectView extends View implements GestureDetector.OnGestureListener {
private int[] colors;
private int[] sizes;
private Paint paint;
private int colorItemPadding;
private int height, width, colorItemSize, paintW, paintH;
private int currentColor;
private int currentSize;
private GestureDetector mGestureDetector;
private int sizeTop;
public DoodlePaintSelectView(Context context, int[] colors, int[] sizes, int width) {
super(context);
this.colors = colors;
this.sizes = sizes;
this.width = width;
currentColor = colors[0];
currentSize = sizes[0];
paint = new Paint(Paint.ANTI_ALIAS_FLAG);
mGestureDetector = new GestureDetector(getContext(), this);
}
@Override
protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
super.onMeasure(widthMeasureSpec, heightMeasureSpec);
paintH = colorItemSize = width / 10;
paintW = width / 5;
colorItemPadding = colorItemSize / 4;
height = (colors.length / 11 + 1) * colorItemSize + (sizes.length / 6 + 1) * paintH;
setMeasuredDimension(width, height);
}
@Override
protected void onDraw(Canvas canvas) {
super.onDraw(canvas);
paint.reset();
paint.setColor(selectViewBackgroundColor);
canvas.drawRect(0, 0, width, height, paint);
int col = -1;
int num = 0;
for (int i = 0; i < colors.length; i++) {
if (i % 10 == 0) {
col++;
num = 0;
}
paint.setColor(colors[i]);
paint.setStyle(Paint.Style.FILL);
paint.setStrokeWidth(colorItemSize / 20);
canvas.drawRect(colorItemSize * num + colorItemPadding, colorItemSize * col + colorItemPadding,
colorItemSize * (num + 1) - colorItemPadding, colorItemSize * (col + 1) - colorItemPadding, paint);
if (currentColor == colors[i]) {
paint.setStyle(Paint.Style.STROKE);
canvas.drawRect(colorItemSize * num + colorItemPadding / 2, colorItemSize * col + colorItemPadding / 2,
colorItemSize * (num + 1) - colorItemPadding / 2, colorItemSize * (col + 1) - colorItemPadding / 2, paint);
}
num++;
}
num = 0;
sizeTop = colorItemSize * (col + 1);
for (int i = 0; i < sizes.length; i++) {
if (i % 5 == 0) {
col++;
num = 0;
}
paint.setColor(currentColor);
paint.setStyle(Paint.Style.FILL);
paint.setStrokeWidth(colorItemSize / 20);
canvas.drawCircle(paintW * num + (paintW / 2), colorItemSize * col + paintH / 2, sizes[i], paint);
if (currentSize == sizes[i]) {
paint.setStyle(Paint.Style.STROKE);
canvas.drawCircle(paintW * num + (paintW / 2), colorItemSize * col + paintH / 2, paintH / 3, paint);
}
num++;
}
}
@Override
public boolean onTouchEvent(MotionEvent event) {
return mGestureDetector.onTouchEvent(event);
}
@Override
public boolean onDown(MotionEvent e) {
return true;
}
@Override
public void onShowPress(MotionEvent e) {
}
@Override
public boolean onSingleTapUp(MotionEvent e) {
int x = (int) e.getX();
int y = (int) e.getY();
int number = x / colorItemSize + (y / colorItemSize) * 10;
if (number < colors.length) {
currentColor = colors[number];
invalidate();
onColorChange(currentColor, currentSize);
}
if (y > sizeTop) {
number = x / paintW + (y - sizeTop) / paintW * 5;
if (number < sizes.length) {
currentSize = sizes[number];
invalidate();
onColorChange(currentColor, currentSize);
}
}
return false;
}
@Override
public boolean onScroll(MotionEvent e1, MotionEvent e2, float distanceX, float distanceY) {
return false;
}
@Override
public void onLongPress(MotionEvent e) {
}
@Override
public boolean onFling(MotionEvent e1, MotionEvent e2, float velocityX, float velocityY) {
return false;
}
}
private class DrawItem {
int itemType;
int color;
int size;
Path path;
RectF circleRectF;
}
}调用如下：
ScreenShotView screenShotView = new ScreenShotView(this);
screenShotView.setColors(new int[]{0xffffff00, 0xffff0000, 0xff00ff00, 0xff0000ff});
screenShotView.setVisibility(View.VISIBLE);
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