com.adityaarora.liveedgedetection.view

Class TouchImageView

java.lang.Object

android.view.View

android.widget.ImageView

android.support.v7.widget.AppCompatImageView

com.adityaarora.liveedgedetection.view.TouchImageView

All Implemented Interfaces:

android.graphics.drawable.Drawable.Callback, android.support.v4.view.TintableBackgroundView, android.support.v4.widget.TintableImageSourceView, android.view.accessibility.AccessibilityEventSource, android.view.KeyEvent.Callback

public class TouchImageView
extends android.support.v7.widget.AppCompatImageView

This class provides pinch to zoom capability to an image

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static interface	TouchImageView.OnTouchImageViewListener

Nested classes/interfaces inherited from class android.widget.ImageView

android.widget.ImageView.ScaleType

Nested classes/interfaces inherited from class android.view.View

android.view.View.AccessibilityDelegate, android.view.View.BaseSavedState, android.view.View.DragShadowBuilder, android.view.View.MeasureSpec, android.view.View.OnApplyWindowInsetsListener, android.view.View.OnAttachStateChangeListener, android.view.View.OnCapturedPointerListener, android.view.View.OnClickListener, android.view.View.OnContextClickListener, android.view.View.OnCreateContextMenuListener, android.view.View.OnDragListener, android.view.View.OnFocusChangeListener, android.view.View.OnGenericMotionListener, android.view.View.OnHoverListener, android.view.View.OnKeyListener, android.view.View.OnLayoutChangeListener, android.view.View.OnLongClickListener, android.view.View.OnScrollChangeListener, android.view.View.OnSystemUiVisibilityChangeListener, android.view.View.OnTouchListener

Field Summary

Fields inherited from class android.view.View

ACCESSIBILITY_LIVE_REGION_ASSERTIVE, ACCESSIBILITY_LIVE_REGION_NONE, ACCESSIBILITY_LIVE_REGION_POLITE, ALPHA, AUTOFILL_FLAG_INCLUDE_NOT_IMPORTANT_VIEWS, AUTOFILL_HINT_CREDIT_CARD_EXPIRATION_DATE, AUTOFILL_HINT_CREDIT_CARD_EXPIRATION_DAY, AUTOFILL_HINT_CREDIT_CARD_EXPIRATION_MONTH, AUTOFILL_HINT_CREDIT_CARD_EXPIRATION_YEAR, AUTOFILL_HINT_CREDIT_CARD_NUMBER, AUTOFILL_HINT_CREDIT_CARD_SECURITY_CODE, AUTOFILL_HINT_EMAIL_ADDRESS, AUTOFILL_HINT_NAME, AUTOFILL_HINT_PASSWORD, AUTOFILL_HINT_PHONE, AUTOFILL_HINT_POSTAL_ADDRESS, AUTOFILL_HINT_POSTAL_CODE, AUTOFILL_HINT_USERNAME, AUTOFILL_TYPE_DATE, AUTOFILL_TYPE_LIST, AUTOFILL_TYPE_NONE, AUTOFILL_TYPE_TEXT, AUTOFILL_TYPE_TOGGLE, DRAG_FLAG_GLOBAL, DRAG_FLAG_GLOBAL_PERSISTABLE_URI_PERMISSION, DRAG_FLAG_GLOBAL_PREFIX_URI_PERMISSION, DRAG_FLAG_GLOBAL_URI_READ, DRAG_FLAG_GLOBAL_URI_WRITE, DRAG_FLAG_OPAQUE, DRAWING_CACHE_QUALITY_AUTO, DRAWING_CACHE_QUALITY_HIGH, DRAWING_CACHE_QUALITY_LOW, EMPTY_STATE_SET, ENABLED_FOCUSED_SELECTED_STATE_SET, ENABLED_FOCUSED_SELECTED_WINDOW_FOCUSED_STATE_SET, ENABLED_FOCUSED_STATE_SET, ENABLED_FOCUSED_WINDOW_FOCUSED_STATE_SET, ENABLED_SELECTED_STATE_SET, ENABLED_SELECTED_WINDOW_FOCUSED_STATE_SET, ENABLED_STATE_SET, ENABLED_WINDOW_FOCUSED_STATE_SET, FIND_VIEWS_WITH_CONTENT_DESCRIPTION, FIND_VIEWS_WITH_TEXT, FOCUS_BACKWARD, FOCUS_DOWN, FOCUS_FORWARD, FOCUS_LEFT, FOCUS_RIGHT, FOCUS_UP, FOCUSABLE, FOCUSABLE_AUTO, FOCUSABLES_ALL, FOCUSABLES_TOUCH_MODE, FOCUSED_SELECTED_STATE_SET, FOCUSED_SELECTED_WINDOW_FOCUSED_STATE_SET, FOCUSED_STATE_SET, FOCUSED_WINDOW_FOCUSED_STATE_SET, GONE, HAPTIC_FEEDBACK_ENABLED, IMPORTANT_FOR_ACCESSIBILITY_AUTO, IMPORTANT_FOR_ACCESSIBILITY_NO, IMPORTANT_FOR_ACCESSIBILITY_NO_HIDE_DESCENDANTS, IMPORTANT_FOR_ACCESSIBILITY_YES, IMPORTANT_FOR_AUTOFILL_AUTO, IMPORTANT_FOR_AUTOFILL_NO, IMPORTANT_FOR_AUTOFILL_NO_EXCLUDE_DESCENDANTS, IMPORTANT_FOR_AUTOFILL_YES, IMPORTANT_FOR_AUTOFILL_YES_EXCLUDE_DESCENDANTS, INVISIBLE, KEEP_SCREEN_ON, LAYER_TYPE_HARDWARE, LAYER_TYPE_NONE, LAYER_TYPE_SOFTWARE, LAYOUT_DIRECTION_INHERIT, LAYOUT_DIRECTION_LOCALE, LAYOUT_DIRECTION_LTR, LAYOUT_DIRECTION_RTL, MEASURED_HEIGHT_STATE_SHIFT, MEASURED_SIZE_MASK, MEASURED_STATE_MASK, MEASURED_STATE_TOO_SMALL, NO_ID, NOT_FOCUSABLE, OVER_SCROLL_ALWAYS, OVER_SCROLL_IF_CONTENT_SCROLLS, OVER_SCROLL_NEVER, PRESSED_ENABLED_FOCUSED_SELECTED_STATE_SET, PRESSED_ENABLED_FOCUSED_SELECTED_WINDOW_FOCUSED_STATE_SET, PRESSED_ENABLED_FOCUSED_STATE_SET, PRESSED_ENABLED_FOCUSED_WINDOW_FOCUSED_STATE_SET, PRESSED_ENABLED_SELECTED_STATE_SET, PRESSED_ENABLED_SELECTED_WINDOW_FOCUSED_STATE_SET, PRESSED_ENABLED_STATE_SET, PRESSED_ENABLED_WINDOW_FOCUSED_STATE_SET, PRESSED_FOCUSED_SELECTED_STATE_SET, PRESSED_FOCUSED_SELECTED_WINDOW_FOCUSED_STATE_SET, PRESSED_FOCUSED_STATE_SET, PRESSED_FOCUSED_WINDOW_FOCUSED_STATE_SET, PRESSED_SELECTED_STATE_SET, PRESSED_SELECTED_WINDOW_FOCUSED_STATE_SET, PRESSED_STATE_SET, PRESSED_WINDOW_FOCUSED_STATE_SET, ROTATION, ROTATION_X, ROTATION_Y, SCALE_X, SCALE_Y, SCREEN_STATE_OFF, SCREEN_STATE_ON, SCROLL_AXIS_HORIZONTAL, SCROLL_AXIS_NONE, SCROLL_AXIS_VERTICAL, SCROLL_INDICATOR_BOTTOM, SCROLL_INDICATOR_END, SCROLL_INDICATOR_LEFT, SCROLL_INDICATOR_RIGHT, SCROLL_INDICATOR_START, SCROLL_INDICATOR_TOP, SCROLLBAR_POSITION_DEFAULT, SCROLLBAR_POSITION_LEFT, SCROLLBAR_POSITION_RIGHT, SCROLLBARS_INSIDE_INSET, SCROLLBARS_INSIDE_OVERLAY, SCROLLBARS_OUTSIDE_INSET, SCROLLBARS_OUTSIDE_OVERLAY, SELECTED_STATE_SET, SELECTED_WINDOW_FOCUSED_STATE_SET, SOUND_EFFECTS_ENABLED, STATUS_BAR_HIDDEN, STATUS_BAR_VISIBLE, SYSTEM_UI_FLAG_FULLSCREEN, SYSTEM_UI_FLAG_HIDE_NAVIGATION, SYSTEM_UI_FLAG_IMMERSIVE, SYSTEM_UI_FLAG_IMMERSIVE_STICKY, SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN, SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION, SYSTEM_UI_FLAG_LAYOUT_STABLE, SYSTEM_UI_FLAG_LIGHT_NAVIGATION_BAR, SYSTEM_UI_FLAG_LIGHT_STATUS_BAR, SYSTEM_UI_FLAG_LOW_PROFILE, SYSTEM_UI_FLAG_VISIBLE, SYSTEM_UI_LAYOUT_FLAGS, TEXT_ALIGNMENT_CENTER, TEXT_ALIGNMENT_GRAVITY, TEXT_ALIGNMENT_INHERIT, TEXT_ALIGNMENT_TEXT_END, TEXT_ALIGNMENT_TEXT_START, TEXT_ALIGNMENT_VIEW_END, TEXT_ALIGNMENT_VIEW_START, TEXT_DIRECTION_ANY_RTL, TEXT_DIRECTION_FIRST_STRONG, TEXT_DIRECTION_FIRST_STRONG_LTR, TEXT_DIRECTION_FIRST_STRONG_RTL, TEXT_DIRECTION_INHERIT, TEXT_DIRECTION_LOCALE, TEXT_DIRECTION_LTR, TEXT_DIRECTION_RTL, TRANSLATION_X, TRANSLATION_Y, TRANSLATION_Z, VIEW_LOG_TAG, VISIBLE, WINDOW_FOCUSED_STATE_SET, X, Y, Z

Constructor Summary

Constructors

Constructor and Description
TouchImageView(android.content.Context context)
TouchImageView(android.content.Context context, android.util.AttributeSet attrs)
TouchImageView(android.content.Context context, android.util.AttributeSet attrs, int defStyle)

Method Summary

Modifier and Type	Method and Description
boolean	canScrollHorizontally(int direction)
boolean	canScrollHorizontallyFroyo(int direction)
boolean	canScrollVertically(int direction)
float	getCurrentZoom() Get the current zoom.
float	getMaxZoom() Get the max zoom multiplier.
float	getMinZoom() Get the min zoom multiplier.
android.widget.ImageView.ScaleType	getScaleType()
android.graphics.PointF	getScrollPosition() Return the point at the center of the zoomed image.
android.graphics.RectF	getZoomedRect() Return a Rect representing the zoomed image.
boolean	isZoomed() Returns false if image is in initial, unzoomed state.
void	onConfigurationChanged(android.content.res.Configuration newConfig)
protected void	onDraw(android.graphics.Canvas canvas)
protected void	onMeasure(int widthMeasureSpec, int heightMeasureSpec)
void	onRestoreInstanceState(android.os.Parcelable state)
android.os.Parcelable	onSaveInstanceState()
void	resetZoom() Reset zoom and translation to initial state.
void	setImageBitmap(android.graphics.Bitmap bm)
void	setImageDrawable(android.graphics.drawable.Drawable drawable)
void	setImageResource(int resId)
void	setImageURI(android.net.Uri uri)
void	setMaxZoom(float max) Set the max zoom multiplier.
void	setMinZoom(float min) Set the min zoom multiplier.
void	setOnDoubleTapListener(android.view.GestureDetector.OnDoubleTapListener l)
void	setOnTouchImageViewListener(TouchImageView.OnTouchImageViewListener l)
void	setOnTouchListener(android.view.View.OnTouchListener l)
void	setScaleType(android.widget.ImageView.ScaleType type)
void	setScrollPosition(float focusX, float focusY) Set the focus point of the zoomed image.
void	setZoom(float scale) Set zoom to the specified scale.
void	setZoom(float scale, float focusX, float focusY) Set zoom to the specified scale.
void	setZoom(float scale, float focusX, float focusY, android.widget.ImageView.ScaleType scaleType) Set zoom to the specified scale.
void	setZoom(TouchImageView img) Set zoom parameters equal to another TouchImageView.

Methods inherited from class android.support.v7.widget.AppCompatImageView

drawableStateChanged, getSupportBackgroundTintList, getSupportBackgroundTintMode, getSupportImageTintList, getSupportImageTintMode, hasOverlappingRendering, setBackgroundDrawable, setBackgroundResource, setImageIcon, setSupportBackgroundTintList, setSupportBackgroundTintMode, setSupportImageTintList, setSupportImageTintMode

Methods inherited from class android.widget.ImageView

clearColorFilter, drawableHotspotChanged, getAccessibilityClassName, getAdjustViewBounds, getBaseline, getBaselineAlignBottom, getColorFilter, getCropToPadding, getDrawable, getImageAlpha, getImageMatrix, getImageTintList, getImageTintMode, getMaxHeight, getMaxWidth, invalidateDrawable, isOpaque, jumpDrawablesToCurrentState, onAttachedToWindow, onCreateDrawableState, onDetachedFromWindow, onRtlPropertiesChanged, onVisibilityAggregated, setAdjustViewBounds, setAlpha, setBaseline, setBaselineAlignBottom, setColorFilter, setColorFilter, setColorFilter, setCropToPadding, setFrame, setImageAlpha, setImageLevel, setImageMatrix, setImageState, setImageTintList, setImageTintMode, setMaxHeight, setMaxWidth, setSelected, setVisibility, verifyDrawable

Methods inherited from class android.view.View

addChildrenForAccessibility, addExtraDataToAccessibilityNodeInfo, addFocusables, addFocusables, addKeyboardNavigationClusters, addOnAttachStateChangeListener, addOnLayoutChangeListener, addTouchables, animate, announceForAccessibility, autofill, autofill, awakenScrollBars, awakenScrollBars, awakenScrollBars, bringToFront, buildDrawingCache, buildDrawingCache, buildLayer, callOnClick, cancelDragAndDrop, cancelLongPress, cancelPendingInputEvents, canResolveLayoutDirection, canResolveTextAlignment, canResolveTextDirection, checkInputConnectionProxy, clearAnimation, clearFocus, combineMeasuredStates, computeHorizontalScrollExtent, computeHorizontalScrollOffset, computeHorizontalScrollRange, computeScroll, computeSystemWindowInsets, computeVerticalScrollExtent, computeVerticalScrollOffset, computeVerticalScrollRange, createAccessibilityNodeInfo, createContextMenu, destroyDrawingCache, dispatchApplyWindowInsets, dispatchCapturedPointerEvent, dispatchConfigurationChanged, dispatchDisplayHint, dispatchDragEvent, dispatchDraw, dispatchDrawableHotspotChanged, dispatchFinishTemporaryDetach, dispatchGenericFocusedEvent, dispatchGenericMotionEvent, dispatchGenericPointerEvent, dispatchHoverEvent, dispatchKeyEvent, dispatchKeyEventPreIme, dispatchKeyShortcutEvent, dispatchNestedFling, dispatchNestedPreFling, dispatchNestedPrePerformAccessibilityAction, dispatchNestedPreScroll, dispatchNestedScroll, dispatchPointerCaptureChanged, dispatchPopulateAccessibilityEvent, dispatchProvideAutofillStructure, dispatchProvideStructure, dispatchRestoreInstanceState, dispatchSaveInstanceState, dispatchSetActivated, dispatchSetPressed, dispatchSetSelected, dispatchStartTemporaryDetach, dispatchSystemUiVisibilityChanged, dispatchTouchEvent, dispatchTrackballEvent, dispatchUnhandledMove, dispatchVisibilityChanged, dispatchWindowFocusChanged, dispatchWindowSystemUiVisiblityChanged, dispatchWindowVisibilityChanged, draw, findFocus, findViewById, findViewsWithText, findViewWithTag, fitSystemWindows, focusSearch, forceHasOverlappingRendering, forceLayout, generateViewId, getAccessibilityLiveRegion, getAccessibilityNodeProvider, getAccessibilityTraversalAfter, getAccessibilityTraversalBefore, getAlpha, getAnimation, getApplicationWindowToken, getAutofillHints, getAutofillId, getAutofillType, getAutofillValue, getBackground, getBackgroundTintList, getBackgroundTintMode, getBottom, getBottomFadingEdgeStrength, getBottomPaddingOffset, getCameraDistance, getClipBounds, getClipBounds, getClipToOutline, getContentDescription, getContext, getContextMenuInfo, getDefaultFocusHighlightEnabled, getDefaultSize, getDisplay, getDrawableState, getDrawingCache, getDrawingCache, getDrawingCacheBackgroundColor, getDrawingCacheQuality, getDrawingRect, getDrawingTime, getElevation, getFilterTouchesWhenObscured, getFitsSystemWindows, getFocusable, getFocusables, getFocusedRect, getForeground, getForegroundGravity, getForegroundTintList, getForegroundTintMode, getGlobalVisibleRect, getGlobalVisibleRect, getHandler, getHasOverlappingRendering, getHeight, getHitRect, getHorizontalFadingEdgeLength, getHorizontalScrollbarHeight, getId, getImportantForAccessibility, getImportantForAutofill, getKeepScreenOn, getKeyDispatcherState, getLabelFor, getLayerType, getLayoutDirection, getLayoutParams, getLeft, getLeftFadingEdgeStrength, getLeftPaddingOffset, getLocalVisibleRect, getLocationInWindow, getLocationOnScreen, getMatrix, getMeasuredHeight, getMeasuredHeightAndState, getMeasuredState, getMeasuredWidth, getMeasuredWidthAndState, getMinimumHeight, getMinimumWidth, getNextClusterForwardId, getNextFocusDownId, getNextFocusForwardId, getNextFocusLeftId, getNextFocusRightId, getNextFocusUpId, getOnFocusChangeListener, getOutlineProvider, getOverlay, getOverScrollMode, getPaddingBottom, getPaddingEnd, getPaddingLeft, getPaddingRight, getPaddingStart, getPaddingTop, getParent, getParentForAccessibility, getPivotX, getPivotY, getPointerIcon, getResources, getRevealOnFocusHint, getRight, getRightFadingEdgeStrength, getRightPaddingOffset, getRootView, getRootWindowInsets, getRotation, getRotationX, getRotationY, getScaleX, getScaleY, getScrollBarDefaultDelayBeforeFade, getScrollBarFadeDuration, getScrollBarSize, getScrollBarStyle, getScrollIndicators, getScrollX, getScrollY, getSolidColor, getStateListAnimator, getSuggestedMinimumHeight, getSuggestedMinimumWidth, getSystemUiVisibility, getTag, getTag, getTextAlignment, getTextDirection, getTooltipText, getTop, getTopFadingEdgeStrength, getTopPaddingOffset, getTouchables, getTouchDelegate, getTransitionName, getTranslationX, getTranslationY, getTranslationZ, getVerticalFadingEdgeLength, getVerticalScrollbarPosition, getVerticalScrollbarWidth, getViewTreeObserver, getVisibility, getWidth, getWindowAttachCount, getWindowId, getWindowSystemUiVisibility, getWindowToken, getWindowVisibility, getWindowVisibleDisplayFrame, getX, getY, getZ, hasExplicitFocusable, hasFocus, hasFocusable, hasNestedScrollingParent, hasOnClickListeners, hasPointerCapture, hasTransientState, hasWindowFocus, inflate, invalidate, invalidate, invalidate, invalidateOutline, isAccessibilityFocused, isActivated, isAttachedToWindow, isClickable, isContextClickable, isDirty, isDrawingCacheEnabled, isDuplicateParentStateEnabled, isEnabled, isFocusable, isFocusableInTouchMode, isFocused, isFocusedByDefault, isHapticFeedbackEnabled, isHardwareAccelerated, isHorizontalFadingEdgeEnabled, isHorizontalScrollBarEnabled, isHovered, isImportantForAccessibility, isImportantForAutofill, isInEditMode, isInLayout, isInTouchMode, isKeyboardNavigationCluster, isLaidOut, isLayoutDirectionResolved, isLayoutRequested, isLongClickable, isNestedScrollingEnabled, isPaddingOffsetRequired, isPaddingRelative, isPressed, isSaveEnabled, isSaveFromParentEnabled, isScrollbarFadingEnabled, isScrollContainer, isSelected, isShown, isSoundEffectsEnabled, isTemporarilyDetached, isTextAlignmentResolved, isTextDirectionResolved, isVerticalFadingEdgeEnabled, isVerticalScrollBarEnabled, keyboardNavigationClusterSearch, layout, measure, mergeDrawableStates, offsetLeftAndRight, offsetTopAndBottom, onAnimationEnd, onAnimationStart, onApplyWindowInsets, onCancelPendingInputEvents, onCapturedPointerEvent, onCheckIsTextEditor, onCreateContextMenu, onCreateInputConnection, onDisplayHint, onDragEvent, onDrawForeground, onDrawScrollBars, onFilterTouchEventForSecurity, onFinishInflate, onFinishTemporaryDetach, onFocusChanged, onGenericMotionEvent, onHoverChanged, onHoverEvent, onInitializeAccessibilityEvent, onInitializeAccessibilityNodeInfo, onKeyDown, onKeyLongPress, onKeyMultiple, onKeyPreIme, onKeyShortcut, onKeyUp, onLayout, onOverScrolled, onPointerCaptureChange, onPopulateAccessibilityEvent, onProvideAutofillStructure, onProvideAutofillVirtualStructure, onProvideStructure, onProvideVirtualStructure, onResolvePointerIcon, onScreenStateChanged, onScrollChanged, onSetAlpha, onSizeChanged, onStartTemporaryDetach, onTouchEvent, onTrackballEvent, onVisibilityChanged, onWindowFocusChanged, onWindowSystemUiVisibilityChanged, onWindowVisibilityChanged, overScrollBy, performAccessibilityAction, performClick, performContextClick, performContextClick, performHapticFeedback, performHapticFeedback, performLongClick, performLongClick, playSoundEffect, post, postDelayed, postInvalidate, postInvalidate, postInvalidateDelayed, postInvalidateDelayed, postInvalidateOnAnimation, postInvalidateOnAnimation, postOnAnimation, postOnAnimationDelayed, refreshDrawableState, releasePointerCapture, removeCallbacks, removeOnAttachStateChangeListener, removeOnLayoutChangeListener, requestApplyInsets, requestFitSystemWindows, requestFocus, requestFocus, requestFocus, requestFocusFromTouch, requestLayout, requestPointerCapture, requestRectangleOnScreen, requestRectangleOnScreen, requestUnbufferedDispatch, resolveSize, resolveSizeAndState, restoreDefaultFocus, restoreHierarchyState, saveHierarchyState, scheduleDrawable, scrollBy, scrollTo, sendAccessibilityEvent, sendAccessibilityEventUnchecked, setAccessibilityDelegate, setAccessibilityLiveRegion, setAccessibilityTraversalAfter, setAccessibilityTraversalBefore, setActivated, setAlpha, setAnimation, setAutofillHints, setBackground, setBackgroundColor, setBackgroundTintList, setBackgroundTintMode, setBottom, setCameraDistance, setClickable, setClipBounds, setClipToOutline, setContentDescription, setContextClickable, setDefaultFocusHighlightEnabled, setDrawingCacheBackgroundColor, setDrawingCacheEnabled, setDrawingCacheQuality, setDuplicateParentStateEnabled, setElevation, setEnabled, setFadingEdgeLength, setFilterTouchesWhenObscured, setFitsSystemWindows, setFocusable, setFocusable, setFocusableInTouchMode, setFocusedByDefault, setForeground, setForegroundGravity, setForegroundTintList, setForegroundTintMode, setHapticFeedbackEnabled, setHasTransientState, setHorizontalFadingEdgeEnabled, setHorizontalScrollBarEnabled, setHovered, setId, setImportantForAccessibility, setImportantForAutofill, setKeepScreenOn, setKeyboardNavigationCluster, setLabelFor, setLayerPaint, setLayerType, setLayoutDirection, setLayoutParams, setLeft, setLongClickable, setMeasuredDimension, setMinimumHeight, setMinimumWidth, setNestedScrollingEnabled, setNextClusterForwardId, setNextFocusDownId, setNextFocusForwardId, setNextFocusLeftId, setNextFocusRightId, setNextFocusUpId, setOnApplyWindowInsetsListener, setOnCapturedPointerListener, setOnClickListener, setOnContextClickListener, setOnCreateContextMenuListener, setOnDragListener, setOnFocusChangeListener, setOnGenericMotionListener, setOnHoverListener, setOnKeyListener, setOnLongClickListener, setOnScrollChangeListener, setOnSystemUiVisibilityChangeListener, setOutlineProvider, setOverScrollMode, setPadding, setPaddingRelative, setPivotX, setPivotY, setPointerIcon, setPressed, setRevealOnFocusHint, setRight, setRotation, setRotationX, setRotationY, setSaveEnabled, setSaveFromParentEnabled, setScaleX, setScaleY, setScrollBarDefaultDelayBeforeFade, setScrollBarFadeDuration, setScrollbarFadingEnabled, setScrollBarSize, setScrollBarStyle, setScrollContainer, setScrollIndicators, setScrollIndicators, setScrollX, setScrollY, setSoundEffectsEnabled, setStateListAnimator, setSystemUiVisibility, setTag, setTag, setTextAlignment, setTextDirection, setTooltipText, setTop, setTouchDelegate, setTransitionName, setTranslationX, setTranslationY, setTranslationZ, setVerticalFadingEdgeEnabled, setVerticalScrollBarEnabled, setVerticalScrollbarPosition, setWillNotCacheDrawing, setWillNotDraw, setX, setY, setZ, showContextMenu, showContextMenu, startActionMode, startActionMode, startAnimation, startDrag, startDragAndDrop, startNestedScroll, stopNestedScroll, toString, unscheduleDrawable, unscheduleDrawable, updateDragShadow, willNotCacheDrawing, willNotDraw

Methods inherited from class java.lang.Object

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

Constructor Detail

TouchImageView

public TouchImageView(android.content.Context context)

TouchImageView

public TouchImageView(android.content.Context context,
                      android.util.AttributeSet attrs)

TouchImageView

public TouchImageView(android.content.Context context,
                      android.util.AttributeSet attrs,
                      int defStyle)

Method Detail

setOnTouchListener

public void setOnTouchListener(android.view.View.OnTouchListener l)

Overrides:

setOnTouchListener in class android.view.View

setOnTouchImageViewListener

public void setOnTouchImageViewListener(TouchImageView.OnTouchImageViewListener l)

setOnDoubleTapListener

public void setOnDoubleTapListener(android.view.GestureDetector.OnDoubleTapListener l)

setImageResource

public void setImageResource(int resId)

Overrides:

setImageResource in class android.support.v7.widget.AppCompatImageView

setImageBitmap

public void setImageBitmap(android.graphics.Bitmap bm)

Overrides:

setImageBitmap in class android.support.v7.widget.AppCompatImageView

setImageDrawable

public void setImageDrawable(android.graphics.drawable.Drawable drawable)

Overrides:

setImageDrawable in class android.support.v7.widget.AppCompatImageView

setImageURI

public void setImageURI(android.net.Uri uri)

Overrides:

setImageURI in class android.support.v7.widget.AppCompatImageView

setScaleType

public void setScaleType(android.widget.ImageView.ScaleType type)

Overrides:

setScaleType in class android.widget.ImageView

getScaleType

public android.widget.ImageView.ScaleType getScaleType()

Overrides:

getScaleType in class android.widget.ImageView

isZoomed

public boolean isZoomed()

Returns false if image is in initial, unzoomed state. False, otherwise.

Returns:

true if image is zoomed

getZoomedRect

public android.graphics.RectF getZoomedRect()

Return a Rect representing the zoomed image.

Returns:

rect representing zoomed image

onSaveInstanceState

public android.os.Parcelable onSaveInstanceState()

Overrides:

onSaveInstanceState in class android.view.View

onRestoreInstanceState

public void onRestoreInstanceState(android.os.Parcelable state)

Overrides:

onRestoreInstanceState in class android.view.View

onDraw

protected void onDraw(android.graphics.Canvas canvas)

Overrides:

onDraw in class android.widget.ImageView

onConfigurationChanged

public void onConfigurationChanged(android.content.res.Configuration newConfig)

Overrides:

onConfigurationChanged in class android.view.View

getMaxZoom

public float getMaxZoom()

Get the max zoom multiplier.

Returns:

max zoom multiplier.

setMaxZoom

public void setMaxZoom(float max)

Set the max zoom multiplier. Default value: 3.

Parameters:

max - max zoom multiplier.

getMinZoom

public float getMinZoom()

Get the min zoom multiplier.

Returns:

min zoom multiplier.

getCurrentZoom

public float getCurrentZoom()

Get the current zoom. This is the zoom relative to the initial scale, not the original resource.

Returns:

current zoom multiplier.

setMinZoom

public void setMinZoom(float min)

Set the min zoom multiplier. Default value: 1.

Parameters:

min - min zoom multiplier.

resetZoom

public void resetZoom()

Reset zoom and translation to initial state.

setZoom

public void setZoom(float scale)

Set zoom to the specified scale. Image will be centered by default.

Parameters:

scale -

setZoom

public void setZoom(float scale,
                    float focusX,
                    float focusY)

Set zoom to the specified scale. Image will be centered around the point (focusX, focusY). These floats range from 0 to 1 and denote the focus point as a fraction from the left and top of the view. For example, the top left corner of the image would be (0, 0). And the bottom right corner would be (1, 1).

Parameters:

scale -

focusX -

focusY -

setZoom

public void setZoom(float scale,
                    float focusX,
                    float focusY,
                    android.widget.ImageView.ScaleType scaleType)

Set zoom to the specified scale. Image will be centered around the point (focusX, focusY). These floats range from 0 to 1 and denote the focus point as a fraction from the left and top of the view. For example, the top left corner of the image would be (0, 0). And the bottom right corner would be (1, 1).

Parameters:

scale -

focusX -

focusY -

scaleType -

setZoom

public void setZoom(TouchImageView img)

Set zoom parameters equal to another TouchImageView. Including scale, position, and ScaleType.

Parameters:

img -

getScrollPosition

public android.graphics.PointF getScrollPosition()

Return the point at the center of the zoomed image. The PointF coordinates range in value between 0 and 1 and the focus point is denoted as a fraction from the left and top of the view. For example, the top left corner of the image would be (0, 0). And the bottom right corner would be (1, 1).

Returns:

PointF representing the scroll position of the zoomed image.

setScrollPosition

public void setScrollPosition(float focusX,
                              float focusY)

Set the focus point of the zoomed image. The focus points are denoted as a fraction from the left and top of the view. The focus points can range in value between 0 and 1.

Parameters:

focusX -

focusY -

onMeasure

protected void onMeasure(int widthMeasureSpec,
                         int heightMeasureSpec)

Overrides:

onMeasure in class android.widget.ImageView

canScrollHorizontallyFroyo

public boolean canScrollHorizontallyFroyo(int direction)

canScrollVertically

public boolean canScrollVertically(int direction)

Overrides:

canScrollVertically in class android.view.View

canScrollHorizontally

public boolean canScrollHorizontally(int direction)

Overrides:

canScrollHorizontally in class android.view.View