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fix: 修改拖动时子View被缩放的问题

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xiaoyan159@6800H
2024-10-18 14:09:24 +08:00
parent 27c918f1be
commit 7df4ce2ce4
1 changed files with 514 additions and 485 deletions
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67
automotive/src/main/java/com/mixiaoxiao/library/splitlayout/SplitLayout.java
View File

@@ -44,7 +44,7 @@ public class SplitLayout extends ViewGroup {
private static final float INVAID_SPLITPOSITION = Float.MIN_VALUE; private static final float INVAID_SPLITPOSITION = Float.MIN_VALUE;
private static final int DEFAULT_SPLIT_HANDLE_SIZE_DP = 16; private static final int DEFAULT_SPLIT_HANDLE_SIZE_DP = 16;
private static final int DEFAULT_CHILD_MIN_SIZE_DP = 32; private static final int DEFAULT_CHILD_MIN_SIZE_DP = 32;
private static final int[] PRESSED_STATE_SET = { android.R.attr.state_pressed }; private static final int[] PRESSED_STATE_SET = {android.R.attr.state_pressed};
private static final int[] EMPTY_STATE_SET = {}; private static final int[] EMPTY_STATE_SET = {};
private int mOrientation; private int mOrientation;
@@ -96,8 +96,8 @@ public class SplitLayout extends ViewGroup {
mHandleDrawable = a.getDrawable(R.styleable.SplitLayout_splitHandleDrawable); mHandleDrawable = a.getDrawable(R.styleable.SplitLayout_splitHandleDrawable);
if (mHandleDrawable == null) { if (mHandleDrawable == null) {
StateListDrawable stateListDrawable = new StateListDrawable(); StateListDrawable stateListDrawable = new StateListDrawable();
stateListDrawable.addState(new int[] { android.R.attr.state_pressed }, new ColorDrawable(getResources().getColor(R.color.draw_progress_bg_color))); stateListDrawable.addState(new int[]{android.R.attr.state_pressed}, new ColorDrawable(getResources().getColor(R.color.draw_progress_bg_color)));
stateListDrawable.addState(new int[] {}, new ColorDrawable(getResources().getColor(R.color.material_pink_500))); stateListDrawable.addState(new int[]{}, new ColorDrawable(getResources().getColor(R.color.material_pink_500)));
stateListDrawable.setEnterFadeDuration(150); stateListDrawable.setEnterFadeDuration(150);
stateListDrawable.setExitFadeDuration(150); stateListDrawable.setExitFadeDuration(150);
mHandleDrawable = stateListDrawable; mHandleDrawable = stateListDrawable;
@@ -135,9 +135,9 @@ public class SplitLayout extends ViewGroup {
int heightSize = MeasureSpec.getSize(heightMeasureSpec); int heightSize = MeasureSpec.getSize(heightMeasureSpec);
// 重置子View的最小值 // 重置子View的最小值
if (mOrientation == VERTICAL) { if (mOrientation == VERTICAL) {
mChildMinSize = heightSize/3; mChildMinSize = heightSize / 3;
} else { } else {
mChildMinSize = widthSize/3; mChildMinSize = widthSize / 3;
} }
if (widthSize > 0 && heightSize > 0) { if (widthSize > 0 && heightSize > 0) {
mWidth = widthSize; mWidth = widthSize;
@@ -191,7 +191,7 @@ public class SplitLayout extends ViewGroup {
@Override @Override
public boolean onInterceptTouchEvent(MotionEvent ev) { public boolean onInterceptTouchEvent(MotionEvent ev) {
return super.onInterceptTouchEvent(ev)||ev.getPointerCount() == splitDragTouchCount; return super.onInterceptTouchEvent(ev) || ev.getPointerCount() == splitDragTouchCount;
} }
@Override @Override
@@ -265,7 +265,7 @@ public class SplitLayout extends ViewGroup {
// 分别记录当前两个子View的画面 // 分别记录当前两个子View的画面
getBitmapFromChildView(); getBitmapFromChildView();
// 判断所有手指是否都到了另外一个子View内 // 判断所有手指是否都到了另外一个子View内
View tmpView = (switchLongPressChildView == mChild0)? mChild1:mChild0; View tmpView = (switchLongPressChildView == mChild0) ? mChild1 : mChild0;
if (isEventAllInChildView(tmpView, ev)) { if (isEventAllInChildView(tmpView, ev)) {
// 多个触控位置全部移动到另外的View中，并且此前状态不是已切换状态，开始切换快照图片 // 多个触控位置全部移动到另外的View中，并且此前状态不是已切换状态，开始切换快照图片
if (!hasSwitchChild) { if (!hasSwitchChild) {
@@ -286,7 +286,7 @@ public class SplitLayout extends ViewGroup {
} }
} else { // 尚未进入拖动切换流程 } else { // 尚未进入拖动切换流程
// 用户使用多指点击，需要实时判断点击时间是否足够长按时间，满足时，再判断是否和按下时点击的View相同 // 用户使用多指点击，需要实时判断点击时间是否足够长按时间，满足时，再判断是否和按下时点击的View相同
if (mChildLongPressTime>0 && System.currentTimeMillis() - mChildLongPressTime >= LONG_PRESS_TIME ) { if (mChildLongPressTime > 0 && System.currentTimeMillis() - mChildLongPressTime >= LONG_PRESS_TIME) {
if (isEventAllInChildView(switchLongPressChildView, ev)) { if (isEventAllInChildView(switchLongPressChildView, ev)) {
// 震动提示用户，开始支持拖动移动 // 震动提示用户，开始支持拖动移动
performHapticFeedback(HapticFeedbackConstants.DRAG_START); performHapticFeedback(HapticFeedbackConstants.DRAG_START);
@@ -350,9 +350,9 @@ public class SplitLayout extends ViewGroup {
private boolean isUnderSplitHandle(float x, float y) { private boolean isUnderSplitHandle(float x, float y) {
if (mOrientation == VERTICAL) { if (mOrientation == VERTICAL) {
return y >= (mSplitPosition - (mHandleSize*2)) && y <= (mSplitPosition + (mHandleSize*2)); return y >= (mSplitPosition - (mHandleSize * 2)) && y <= (mSplitPosition + (mHandleSize * 2));
} else { } else {
return x >= (mSplitPosition - (mHandleSize*20)) && x <= (mSplitPosition + (mHandleSize*20)); return x >= (mSplitPosition - (mHandleSize * 20)) && x <= (mSplitPosition + (mHandleSize * 20));
} }
} }
@@ -418,9 +418,9 @@ public class SplitLayout extends ViewGroup {
mHandleDrawable.setBounds(splitPosition - mHandleSize / 2, 0, splitPosition + mHandleSize / 2, mHeight); mHandleDrawable.setBounds(splitPosition - mHandleSize / 2, 0, splitPosition + mHandleSize / 2, mHeight);
} }
if (mIsDragging) { if (mIsDragging) {
canvas.drawRect(mHandleDrawable.getBounds(),splitPressBgPaint); canvas.drawRect(mHandleDrawable.getBounds(), splitPressBgPaint);
} else { } else {
canvas.drawRect(mHandleDrawable.getBounds(),splitBgPaint); canvas.drawRect(mHandleDrawable.getBounds(), splitBgPaint);
} }
mHandleDrawable.draw(canvas); mHandleDrawable.draw(canvas);
} }
@@ -499,10 +499,10 @@ public class SplitLayout extends ViewGroup {
// 获取当前两个子View的Bitmap截图，用于在拖动过程中的实时绘制 // 获取当前两个子View的Bitmap截图，用于在拖动过程中的实时绘制
private void getBitmapFromChildView() { private void getBitmapFromChildView() {
if (mChild0!=null) { if (mChild0 != null) {
cachedBitmapArray[0] = loadBitmapFromViewBySystem(mChild0); cachedBitmapArray[0] = loadBitmapFromViewBySystem(mChild0);
} }
if (mChild1!=null) { if (mChild1 != null) {
cachedBitmapArray[1] = loadBitmapFromViewBySystem(mChild1); cachedBitmapArray[1] = loadBitmapFromViewBySystem(mChild1);
} }
} }
@@ -510,12 +510,41 @@ public class SplitLayout extends ViewGroup {
// 获取高斯模糊的bitmap图片 // 获取高斯模糊的bitmap图片
private Bitmap getBlurBitmap() { private Bitmap getBlurBitmap() {
// 先获取当前界面的整体截图 // 先获取当前界面的整体截图
getBitmapFromChildView(); // 先获取两个子View的截图
// 将截图绘制到cachedCanvas上
cachedCanvas.drawColor(getContext().getColor(android.R.color.transparent), PorterDuff.Mode.CLEAR);
if (cachedBitmapArray != null) {
Rect child0Rect = new Rect();
Rect child1Rect = new Rect();
if (mOrientation == VERTICAL) {
child0Rect.set(0, 0, getWidth(), (int) (mSplitPosition - mHandleSize / 2));
child1Rect.set(0, (int) (mSplitPosition + mHandleSize / 2), getWidth(), getHeight());
} else {
child0Rect.set(0, 0, (int) (mSplitPosition - mHandleSize / 2), getHeight());
child1Rect.set((int) (mSplitPosition + mHandleSize / 2), 0, getWidth(), getHeight());
}
cachedCanvas.drawBitmap(cachedBitmapArray[0], null, child0Rect, null);
// cachedCanvas.drawBitmap(((BitmapDrawable)getContext().getDrawable(R.drawable.icon_app)).getBitmap(),
// child0Rect.centerX() - (getContext().getDrawable(R.drawable.icon_app).getBounds().width()/2),
// child0Rect.centerY() - (getContext().getDrawable(R.drawable.icon_app).getBounds().height()/2), null);
cachedCanvas.drawBitmap(cachedBitmapArray[1], null, child1Rect, null);
// cachedCanvas.drawRect(child1Rect, mPaint);
// cachedCanvas.drawBitmap(((BitmapDrawable)getContext().getDrawable(R.drawable.icon_app)).getBitmap(),
// child1Rect.centerX() - (getContext().getDrawable(R.drawable.icon_app).getBounds().width()/2),
// child1Rect.centerY() - (getContext().getDrawable(R.drawable.icon_app).getBounds().height()/2), null);
Bitmap blurBitmap = UtilBitmap.blurBitmap(getContext(), cachedBitmap, 20f);
cachedCanvas.drawColor(getContext().getColor(android.R.color.transparent), PorterDuff.Mode.CLEAR);
cachedCanvas.drawBitmap(blurBitmap, 0, 0, null);
return blurBitmap;
} else {
Bitmap currentBitmap = loadBitmapFromViewBySystem(this); Bitmap currentBitmap = loadBitmapFromViewBySystem(this);
return UtilBitmap.blurBitmap(getContext(), currentBitmap, 20f); return UtilBitmap.blurBitmap(getContext(), currentBitmap, 20f);
} }
}
/** /**
*此方法直接截取屏幕指定view区域的内容 * 此方法直接截取屏幕指定view区域的内容
*
* @param view 需要截取屏幕的图片view * @param view 需要截取屏幕的图片view
* @return Bitmap * @return Bitmap
*/ */
@@ -558,7 +587,7 @@ public class SplitLayout extends ViewGroup {
// 设置两个子View的快照的显示，可反转 // 设置两个子View的快照的显示，可反转
public void resetChildSnapshotBitmap(Canvas canvas, boolean isReverse) { public void resetChildSnapshotBitmap(Canvas canvas, boolean isReverse) {
if (cachedBitmapArray!= null&&cachedBitmapArray.length>1) { if (cachedBitmapArray != null && cachedBitmapArray.length > 1) {
cachedCanvas.drawColor(getContext().getColor(android.R.color.transparent), PorterDuff.Mode.CLEAR); cachedCanvas.drawColor(getContext().getColor(android.R.color.transparent), PorterDuff.Mode.CLEAR);
Rect child0Rect = new Rect(); Rect child0Rect = new Rect();
Rect child1Rect = new Rect(); Rect child1Rect = new Rect();
@@ -579,9 +608,9 @@ public class SplitLayout extends ViewGroup {
child0Rect.set((int) (mSplitPosition + mHandleSize / 2), 0, getWidth(), getHeight()); child0Rect.set((int) (mSplitPosition + mHandleSize / 2), 0, getWidth(), getHeight());
} }
} }
cachedCanvas.drawBitmap(cachedBitmapArray[0], new Rect(0,0, cachedBitmapArray[0].getWidth(), cachedBitmapArray[0].getHeight()), child0Rect, mPaint); cachedCanvas.drawBitmap(cachedBitmapArray[0], new Rect(0, 0, cachedBitmapArray[0].getWidth(), cachedBitmapArray[0].getHeight()), child0Rect, mPaint);
cachedCanvas.drawRect(child0Rect, mPaint); cachedCanvas.drawRect(child0Rect, mPaint);
cachedCanvas.drawBitmap(cachedBitmapArray[1], new Rect(0,0, cachedBitmapArray[1].getWidth(), cachedBitmapArray[1].getHeight()), child1Rect, mPaint); cachedCanvas.drawBitmap(cachedBitmapArray[1], new Rect(0, 0, cachedBitmapArray[1].getWidth(), cachedBitmapArray[1].getHeight()), child1Rect, mPaint);
cachedCanvas.drawRect(child1Rect, mPaint); cachedCanvas.drawRect(child1Rect, mPaint);
canvas.drawBitmap(cachedBitmap, 0, 0, mPaint); canvas.drawBitmap(cachedBitmap, 0, 0, mPaint);
} }
@@ -589,7 +618,7 @@ public class SplitLayout extends ViewGroup {
/** /**
* 设置子View的最小宽度 * 设置子View的最小宽度
* */ */
public int getmChildMinSize() { public int getmChildMinSize() {
return mChildMinSize; return mChildMinSize;
} }