CompositeDrawable

Artifact: androidx.leanback:leanback

View Source

Added in 1.1.0

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Kotlin |Java

public class CompositeDrawable extends Drawable implements Drawable.Callback

java.lang.Object
↳	android.graphics.drawable.Drawable
	↳	androidx.leanback.graphics.CompositeDrawable

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Generic drawable class that can be composed of multiple children. Whenever the bounds changes for this class, it updates those of its children.

Summary

Nested types
public final class CompositeDrawable.ChildDrawable Wrapper class holding a drawable object and BoundsRule to update drawable bounds when parent bound changes.

Public constructors
CompositeDrawable()

Public methods
void	addChildDrawable(@NonNull Drawable drawable) Adds the supplied region.
void	draw(@NonNull Canvas canvas)
int	getAlpha()
@NonNull CompositeDrawable.ChildDrawable	getChildAt(int index) Returns the ChildDrawable at the given index.
int	getChildCount() Returns the total number of children.
@NonNull Drawable.ConstantState	getConstantState()
@NonNull Drawable	getDrawable(int index) Returns the Drawable for the given index.
int	getOpacity() This method is deprecated.
void	invalidateDrawable(@NonNull Drawable who)
@NonNull Drawable	mutate()
void	removeChild(int index) Removes the child corresponding to the given index.
void	removeDrawable(@NonNull Drawable drawable) Removes the given region.
void	scheduleDrawable(@NonNull Drawable who, @NonNull Runnable what, long when)
void	setAlpha(int alpha)
void	setChildDrawableAt(int index, @NonNull Drawable drawable) Sets the supplied region at given index.
void	setColorFilter(@Nullable ColorFilter colorFilter)
void	unscheduleDrawable(@NonNull Drawable who, @NonNull Runnable what)

Protected methods
void	onBoundsChange(Rect bounds)

Inherited methods

From android.graphics.drawable.Drawable void applyTheme(Resources.Theme t) boolean canApplyTheme() void clearColorFilter() final Rect copyBounds() final void copyBounds(Rect bounds) static Drawable createFromPath(String pathName) static Drawable createFromResourceStream(     Resources res,     TypedValue value,     InputStream is,     String srcName ) static Drawable createFromStream(InputStream is, String srcName) static Drawable createFromXml(Resources r, XmlPullParser parser) static Drawable createFromXmlInner(     Resources r,     XmlPullParser parser,     AttributeSet attrs ) final Rect getBounds() Drawable.Callback getCallback() int getChangingConfigurations() ColorFilter getColorFilter() Drawable getCurrent() Rect getDirtyBounds() void getHotspotBounds(Rect outRect) int getIntrinsicHeight() int getIntrinsicWidth() int getLayoutDirection() final int getLevel() int getMinimumHeight() int getMinimumWidth() Insets getOpticalInsets() void getOutline(Outline outline) boolean getPadding(Rect padding) int[] getState() Region getTransparentRegion() boolean hasFocusStateSpecified() void inflate(Resources r, XmlPullParser parser, AttributeSet attrs) void invalidateSelf() boolean isAutoMirrored() boolean isFilterBitmap() boolean isProjected() boolean isStateful() final boolean isVisible() void jumpToCurrentState() boolean onLayoutDirectionChanged(int layoutDirection) boolean onLevelChange(int level) boolean onStateChange(int[] state) static int resolveOpacity(int op1, int op2) void scheduleSelf(Runnable what, long when) void setAutoMirrored(boolean mirrored) void setBounds(Rect bounds) final void setCallback(Drawable.Callback cb) void setChangingConfigurations(int configs) void setDither(boolean dither) This method is deprecated. void setFilterBitmap(boolean filter) void setHotspot(float x, float y) void setHotspotBounds(int left, int top, int right, int bottom) final boolean setLayoutDirection(int layoutDirection) final boolean setLevel(int level) boolean setState(int[] stateSet) void setTint(int tintColor) void setTintBlendMode(BlendMode blendMode) void setTintList(ColorStateList tint) void setTintMode(PorterDuff.Mode tintMode) boolean setVisible(boolean visible, boolean restart) void unscheduleSelf(Runnable what)

Public constructors

CompositeDrawable

Added in 1.1.0

public CompositeDrawable()

Public methods

addChildDrawable

Added in 1.1.0

public void addChildDrawable(@NonNull Drawable drawable)

Adds the supplied region.

draw

Added in 1.1.0

public void draw(@NonNull Canvas canvas)

getAlpha

public int getAlpha()

Returns
int	Alpha value between 0(inclusive) and 255(inclusive)

getChildAt

Added in 1.1.0

public @NonNull CompositeDrawable.ChildDrawable getChildAt(int index)

Returns the ChildDrawable at the given index.

getChildCount

Added in 1.1.0

public int getChildCount()

Returns the total number of children.

getConstantState

public @NonNull Drawable.ConstantState getConstantState()

getDrawable

Added in 1.1.0

public @NonNull Drawable getDrawable(int index)

Returns the Drawable for the given index.

getOpacity

Added in 1.1.0

public int getOpacity()

This method is deprecated.

invalidateDrawable

Added in 1.1.0

public void invalidateDrawable(@NonNull Drawable who)

mutate

public @NonNull Drawable mutate()

removeChild

Added in 1.1.0

public void removeChild(int index)

Removes the child corresponding to the given index.

removeDrawable

Added in 1.1.0

public void removeDrawable(@NonNull Drawable drawable)

Removes the given region.

scheduleDrawable

Added in 1.1.0

public void scheduleDrawable(@NonNull Drawable who, @NonNull Runnable what, long when)

setAlpha

Added in 1.1.0

public void setAlpha(int alpha)

setChildDrawableAt

Added in 1.1.0

public void setChildDrawableAt(int index, @NonNull Drawable drawable)

Sets the supplied region at given index.

setColorFilter

Added in 1.1.0

public void setColorFilter(@Nullable ColorFilter colorFilter)

unscheduleDrawable

Added in 1.1.0

public void unscheduleDrawable(@NonNull Drawable who, @NonNull Runnable what)

Protected methods

onBoundsChange

protected void onBoundsChange(Rect bounds)