Package 

Class ViewfinderView

  • All Implemented Interfaces:
    android.graphics.drawable.Drawable.Callback , android.view.KeyEvent.Callback , android.view.accessibility.AccessibilityEventSource 
    
public class ViewfinderView
extends View

    取景视图：主要用于渲染扫描相关的动画效果

    • Method Summary

      Modifier and Type Method Description
      void setMaskColor(int maskColor) 设置 扫描区外遮罩的颜色
      void setFrameColor(int frameColor) 设置 扫描区边框的颜色
      void setLaserColor(int laserColor) 设置扫描区激光线的颜色
      void setFrameCornerColor(int frameCornerColor) 设置扫描区边角的颜色
      void setLabelTextPadding(float labelTextPadding) 设置提示文本距离扫描区的间距
      void setLabelTextWidth(int labelTextWidth) 设置提示文本的宽度，默认为View的宽度
      void setLabelTextLocation(ViewfinderView.TextLocation labelTextLocation) 设置提示文本显示位置
      void setLabelText(String labelText) 设置提示文本信息
      void setLabelTextColor(@ColorInt() int color) 设置提示文本字体颜色
      void setLabelTextSize(float textSize) 设置提示文本字体大小
      void setLaserStyle(ViewfinderView.LaserStyle laserStyle) 设置激光样式
      void setLaserGridColumn(int laserGridColumn) 设置网格激光扫描列数
      void setLaserGridHeight(int laserGridHeight) 设置网格激光扫描高度，为0时，表示动态铺满
      void setFrameCornerStrokeWidth(int frameCornerStrokeWidth) 设置扫描区边角的宽
      void setFrameCornerSize(int frameCornerSize) 设置扫描区边角的高
      void setLaserMovementSpeed(int laserMovementSpeed) 设置激光扫描的速度：即：每次移动的距离
      void setLaserLineHeight(int laserLineHeight) 设置扫描线高度
      void setLaserAnimationInterval(int laserAnimationInterval) 设置扫描动画延迟间隔时间，单位：毫秒
      void setFrameLineStrokeWidth(int frameLineStrokeWidth) 设置边框线宽度
      void setFrameBitmap(Bitmap frameBitmap) 设置扫描框图片
      void setPointColor(int pointColor) 设置结果点的颜色
      void setPointStrokeColor(int pointStrokeColor) 设置结果点描边的颜色
      void setPointBitmap(Bitmap bitmap) 设置结果点图片
      void setPointAnimationInterval(int pointAnimationInterval) 设置点的动画间隔时长；单位：毫秒
      void setPointRadius(float pointRadius) 设置结果点的半径
      void setLaserBitmap(Bitmap laserBitmap) 设置激光扫描自定义图片
      void setViewfinderStyle(int viewfinderStyle) 设置取景框样式；支持：classic：经典样式（带扫描框那种）、popular：流行样式（不带扫描框）
      boolean isShowPoints() 是否显示结果点
      void setOnItemClickListener(ViewfinderView.OnItemClickListener listener) 设置点击Item监听
      void onDraw(Canvas canvas)
      boolean onTouchEvent(MotionEvent event)
      void showScanner() 显示扫描动画
      void showResultPoints(List<Point> points) 显示结果点
      void setLabelTextColorResource(@ColorRes() int id) 设置提示文本字体颜色
      void setFrameDrawable(@DrawableRes() int drawableResId) 设置扫描框图片
      void setLaserDrawable(@DrawableRes() int drawableResId) 设置激光扫描自定义图片
      void setPointDrawable(@DrawableRes() int drawableResId) 设置结果点图片

      • Methods inherited from class android.view.View

        addChildrenForAccessibility, addExtraDataToAccessibilityNodeInfo, addFocusables, addKeyboardNavigationClusters, addOnAttachStateChangeListener, addOnLayoutChangeListener, addOnUnhandledKeyEventListener, addTouchables, animate, announceForAccessibility, autofill, bringToFront, buildDrawingCache, buildLayer, callOnClick, canResolveLayoutDirection, canResolveTextAlignment, canResolveTextDirection, canScrollHorizontally, canScrollVertically, cancelDragAndDrop, cancelLongPress, cancelPendingInputEvents, checkInputConnectionProxy, clearAnimation, clearFocus, clearViewTranslationCallback, combineMeasuredStates, computeScroll, computeSystemWindowInsets, createAccessibilityNodeInfo, createContextMenu, destroyDrawingCache, dispatchApplyWindowInsets, dispatchCapturedPointerEvent, dispatchConfigurationChanged, dispatchCreateViewTranslationRequest, dispatchDisplayHint, dispatchDragEvent, dispatchDrawableHotspotChanged, dispatchFinishTemporaryDetach, dispatchGenericMotionEvent, dispatchKeyEvent, dispatchKeyEventPreIme, dispatchKeyShortcutEvent, dispatchNestedFling, dispatchNestedPreFling, dispatchNestedPrePerformAccessibilityAction, dispatchNestedPreScroll, dispatchNestedScroll, dispatchPointerCaptureChanged, dispatchPopulateAccessibilityEvent, dispatchProvideAutofillStructure, dispatchProvideStructure, dispatchScrollCaptureSearch, dispatchStartTemporaryDetach, dispatchSystemUiVisibilityChanged, dispatchTouchEvent, dispatchTrackballEvent, dispatchUnhandledMove, dispatchWindowFocusChanged, dispatchWindowInsetsAnimationEnd, dispatchWindowInsetsAnimationPrepare, dispatchWindowInsetsAnimationProgress, dispatchWindowInsetsAnimationStart, dispatchWindowSystemUiVisiblityChanged, dispatchWindowVisibilityChanged, draw, drawableHotspotChanged, findFocus, findOnBackInvokedDispatcher, findViewById, findViewWithTag, findViewsWithText, focusSearch, forceHasOverlappingRendering, forceLayout, gatherTransparentRegion, generateDisplayHash, generateViewId, getAccessibilityClassName, getAccessibilityDelegate, getAccessibilityLiveRegion, getAccessibilityNodeProvider, getAccessibilityPaneTitle, getAccessibilityTraversalAfter, getAccessibilityTraversalBefore, getAlpha, getAnimation, getAnimationMatrix, getApplicationWindowToken, getAttributeResolutionStack, getAttributeSourceResourceMap, getAutofillHints, getAutofillId, getAutofillType, getAutofillValue, getBackground, getBackgroundTintBlendMode, getBackgroundTintList, getBackgroundTintMode, getBaseline, getBottom, getCameraDistance, getClipBounds, getClipBounds, getClipToOutline, getContentCaptureSession, getContentDescription, getContext, getDefaultFocusHighlightEnabled, getDefaultSize, getDisplay, getDrawableState, getDrawingCache, getDrawingCacheBackgroundColor, getDrawingCacheQuality, getDrawingRect, getDrawingTime, getElevation, getExplicitStyle, getFilterTouchesWhenObscured, getFitsSystemWindows, getFocusable, getFocusables, getFocusedRect, getForeground, getForegroundGravity, getForegroundTintBlendMode, getForegroundTintList, getForegroundTintMode, getGlobalVisibleRect, getHandler, getHasOverlappingRendering, getHeight, getHitRect, getHorizontalFadingEdgeLength, getHorizontalScrollbarThumbDrawable, getHorizontalScrollbarTrackDrawable, getId, getImportantForAccessibility, getImportantForAutofill, getImportantForContentCapture, getKeepScreenOn, getKeyDispatcherState, getLabelFor, getLayerType, getLayoutDirection, getLayoutParams, getLeft, getLocalVisibleRect, getLocationInSurface, getLocationInWindow, getLocationOnScreen, getMatrix, getMeasuredHeight, getMeasuredHeightAndState, getMeasuredState, getMeasuredWidth, getMeasuredWidthAndState, getMinimumHeight, getMinimumWidth, getNextClusterForwardId, getNextFocusDownId, getNextFocusForwardId, getNextFocusLeftId, getNextFocusRightId, getNextFocusUpId, getOnFocusChangeListener, getOutlineAmbientShadowColor, getOutlineProvider, getOutlineSpotShadowColor, getOverScrollMode, getOverlay, getPaddingBottom, getPaddingEnd, getPaddingLeft, getPaddingRight, getPaddingStart, getPaddingTop, getParent, getParentForAccessibility, getPivotX, getPivotY, getPointerIcon, getPreferKeepClearRects, getReceiveContentMimeTypes, getResources, getRevealOnFocusHint, getRight, getRootSurfaceControl, getRootView, getRootWindowInsets, getRotation, getRotationX, getRotationY, getScaleX, getScaleY, getScrollBarDefaultDelayBeforeFade, getScrollBarFadeDuration, getScrollBarSize, getScrollBarStyle, getScrollCaptureHint, getScrollIndicators, getScrollX, getScrollY, getSolidColor, getSourceLayoutResId, getStateDescription, getStateListAnimator, getSystemGestureExclusionRects, getSystemUiVisibility, getTag, getTextAlignment, getTextDirection, getTooltipText, getTop, getTouchDelegate, getTouchables, getTransitionAlpha, getTransitionName, getTranslationX, getTranslationY, getTranslationZ, getUniqueDrawingId, getVerticalFadingEdgeLength, getVerticalScrollbarPosition, getVerticalScrollbarThumbDrawable, getVerticalScrollbarTrackDrawable, getVerticalScrollbarWidth, getViewTranslationResponse, getViewTreeObserver, getVisibility, getWidth, getWindowId, getWindowInsetsController, getWindowSystemUiVisibility, getWindowToken, getWindowVisibility, getWindowVisibleDisplayFrame, getX, getY, getZ, hasExplicitFocusable, hasFocus, hasFocusable, hasNestedScrollingParent, hasOnClickListeners, hasOnLongClickListeners, hasOverlappingRendering, hasPointerCapture, hasTransientState, hasWindowFocus, inflate, invalidate, invalidateDrawable, invalidateOutline, isAccessibilityFocused, isAccessibilityHeading, isActivated, isAttachedToWindow, isAutoHandwritingEnabled, isClickable, isContextClickable, isDirty, isDrawingCacheEnabled, isDuplicateParentStateEnabled, isEnabled, isFocusable, isFocusableInTouchMode, isFocused, isFocusedByDefault, isForceDarkAllowed, isHapticFeedbackEnabled, isHardwareAccelerated, isHorizontalFadingEdgeEnabled, isHorizontalScrollBarEnabled, isHovered, isImportantForAccessibility, isImportantForAutofill, isImportantForContentCapture, isInEditMode, isInLayout, isInTouchMode, isKeyboardNavigationCluster, isLaidOut, isLayoutDirectionResolved, isLayoutRequested, isLongClickable, isNestedScrollingEnabled, isOpaque, isPaddingRelative, isPivotSet, isPreferKeepClear, isPressed, isSaveEnabled, isSaveFromParentEnabled, isScreenReaderFocusable, isScrollContainer, isScrollbarFadingEnabled, isSelected, isShowingLayoutBounds, isShown, isSoundEffectsEnabled, isTemporarilyDetached, isTextAlignmentResolved, isTextDirectionResolved, isVerticalFadingEdgeEnabled, isVerticalScrollBarEnabled, isVisibleToUserForAutofill, jumpDrawablesToCurrentState, keyboardNavigationClusterSearch, layout, measure, offsetLeftAndRight, offsetTopAndBottom, onApplyWindowInsets, onCancelPendingInputEvents, onCapturedPointerEvent, onCheckIsTextEditor, onCreateInputConnection, onCreateViewTranslationRequest, onCreateVirtualViewTranslationRequests, onDragEvent, onDrawForeground, onFilterTouchEventForSecurity, onFinishTemporaryDetach, onGenericMotionEvent, onHoverChanged, onHoverEvent, onInitializeAccessibilityEvent, onInitializeAccessibilityNodeInfo, onKeyDown, onKeyLongPress, onKeyMultiple, onKeyPreIme, onKeyShortcut, onKeyUp, onPointerCaptureChange, onPopulateAccessibilityEvent, onProvideAutofillStructure, onProvideAutofillVirtualStructure, onProvideContentCaptureStructure, onProvideStructure, onProvideVirtualStructure, onReceiveContent, onResolvePointerIcon, onRtlPropertiesChanged, onScreenStateChanged, onScrollCaptureSearch, onStartTemporaryDetach, onTouchEvent, onTrackballEvent, onViewTranslationResponse, onVirtualViewTranslationResponses, onVisibilityAggregated, onWindowFocusChanged, onWindowSystemUiVisibilityChanged, performAccessibilityAction, performClick, performContextClick, performHapticFeedback, performLongClick, performReceiveContent, playSoundEffect, post, postDelayed, postInvalidate, postInvalidateDelayed, postInvalidateOnAnimation, postOnAnimation, postOnAnimationDelayed, refreshDrawableState, releasePointerCapture, removeCallbacks, removeOnAttachStateChangeListener, removeOnLayoutChangeListener, removeOnUnhandledKeyEventListener, requestApplyInsets, requestFitSystemWindows, requestFocus, requestFocusFromTouch, requestLayout, requestPointerCapture, requestRectangleOnScreen, requestUnbufferedDispatch, requireViewById, resetPivot, resolveSize, resolveSizeAndState, restoreDefaultFocus, restoreHierarchyState, saveAttributeDataForStyleable, saveHierarchyState, scheduleDrawable, scrollBy, scrollTo, sendAccessibilityEvent, sendAccessibilityEventUnchecked, setAccessibilityDelegate, setAccessibilityHeading, setAccessibilityLiveRegion, setAccessibilityPaneTitle, setAccessibilityTraversalAfter, setAccessibilityTraversalBefore, setActivated, setAllowClickWhenDisabled, setAlpha, setAnimation, setAnimationMatrix, setAutoHandwritingEnabled, setAutofillHints, setAutofillId, setBackground, setBackgroundColor, setBackgroundDrawable, setBackgroundResource, setBackgroundTintBlendMode, setBackgroundTintList, setBackgroundTintMode, setBottom, setCameraDistance, setClickable, setClipBounds, setClipToOutline, setContentCaptureSession, setContentDescription, setContextClickable, setDefaultFocusHighlightEnabled, setDrawingCacheBackgroundColor, setDrawingCacheEnabled, setDrawingCacheQuality, setDuplicateParentStateEnabled, setElevation, setEnabled, setFadingEdgeLength, setFilterTouchesWhenObscured, setFitsSystemWindows, setFocusable, setFocusableInTouchMode, setFocusedByDefault, setForceDarkAllowed, setForeground, setForegroundGravity, setForegroundTintBlendMode, setForegroundTintList, setForegroundTintMode, setHapticFeedbackEnabled, setHasTransientState, setHorizontalFadingEdgeEnabled, setHorizontalScrollBarEnabled, setHorizontalScrollbarThumbDrawable, setHorizontalScrollbarTrackDrawable, setHovered, setId, setImportantForAccessibility, setImportantForAutofill, setImportantForContentCapture, setKeepScreenOn, setKeyboardNavigationCluster, setLabelFor, setLayerPaint, setLayerType, setLayoutDirection, setLayoutParams, setLeft, setLeftTopRightBottom, setLongClickable, setMinimumHeight, setMinimumWidth, setNestedScrollingEnabled, setNextClusterForwardId, setNextFocusDownId, setNextFocusForwardId, setNextFocusLeftId, setNextFocusRightId, setNextFocusUpId, setOnApplyWindowInsetsListener, setOnCapturedPointerListener, setOnClickListener, setOnContextClickListener, setOnCreateContextMenuListener, setOnDragListener, setOnFocusChangeListener, setOnGenericMotionListener, setOnHoverListener, setOnKeyListener, setOnLongClickListener, setOnReceiveContentListener, setOnScrollChangeListener, setOnSystemUiVisibilityChangeListener, setOnTouchListener, setOutlineAmbientShadowColor, setOutlineProvider, setOutlineSpotShadowColor, setOverScrollMode, setPadding, setPaddingRelative, setPivotX, setPivotY, setPointerIcon, setPreferKeepClear, setPreferKeepClearRects, setPressed, setRenderEffect, setRevealOnFocusHint, setRight, setRotation, setRotationX, setRotationY, setSaveEnabled, setSaveFromParentEnabled, setScaleX, setScaleY, setScreenReaderFocusable, setScrollBarDefaultDelayBeforeFade, setScrollBarFadeDuration, setScrollBarSize, setScrollBarStyle, setScrollCaptureCallback, setScrollCaptureHint, setScrollContainer, setScrollIndicators, setScrollX, setScrollY, setScrollbarFadingEnabled, setSelected, setSoundEffectsEnabled, setStateDescription, setStateListAnimator, setSystemGestureExclusionRects, setSystemUiVisibility, setTag, setTextAlignment, setTextDirection, setTooltipText, setTop, setTouchDelegate, setTransitionAlpha, setTransitionName, setTransitionVisibility, setTranslationX, setTranslationY, setTranslationZ, setVerticalFadingEdgeEnabled, setVerticalScrollBarEnabled, setVerticalScrollbarPosition, setVerticalScrollbarThumbDrawable, setVerticalScrollbarTrackDrawable, setViewTranslationCallback, setVisibility, setWillNotCacheDrawing, setWillNotDraw, setWindowInsetsAnimationCallback, setX, setY, setZ, showContextMenu, startActionMode, startAnimation, startDrag, startDragAndDrop, startNestedScroll, stopNestedScroll, toString, transformMatrixToGlobal, transformMatrixToLocal, unscheduleDrawable, updateDragShadow, willNotCacheDrawing, willNotDraw

      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

    • Constructor Detail

      • ViewfinderView

        ViewfinderView(Context context)

      • ViewfinderView

        ViewfinderView(Context context, AttributeSet attrs)

      • ViewfinderView

        ViewfinderView(Context context, AttributeSet attrs, int defStyleAttr)