de.mrapp.android.preference.multithreading

Class ColorPreviewLoader

java.lang.Object

de.mrapp.android.preference.multithreading.AbstractDataLoader<android.graphics.Bitmap,java.lang.Integer,android.widget.ImageView,java.lang.Void>

de.mrapp.android.preference.multithreading.ColorPreviewLoader

public class ColorPreviewLoader
extends AbstractDataLoader<android.graphics.Bitmap,java.lang.Integer,android.widget.ImageView,java.lang.Void>

A data loader, which allows to load the previews of colors.

Since:

1.7.0

Constructor Summary

Constructors

Constructor and Description
ColorPreviewLoader(android.content.Context context, android.graphics.drawable.Drawable background, AbstractColorPickerPreference.PreviewShape shape, int size, int borderWidth, int borderColor) Creates a new data loader, which allows to create previews of colors.

Method Summary

Modifier and Type	Method and Description
android.graphics.drawable.Drawable	getBackground() Returns the background of the preview.
int	getBorderColor() Returns the border color of the preview.
int	getBorderWidth() Returns the border width of the preview.
AbstractColorPickerPreference.PreviewShape	getShape() Returns the shape of the preview.
int	getSize() Returns the size of the preview.
protected android.graphics.Bitmap	loadData(java.lang.Integer color, java.lang.Void... params) The method, which is invoked on implementing subclasses, in order to load the data, which corresponds to a specific key.
void	setBackground(android.graphics.drawable.Drawable background) Sets the background of the preview.
void	setBorderColor(int borderColor) Sets the border color of the preview.
void	setBorderWidth(int borderWidth) Sets the border width of the preview.
void	setShape(AbstractColorPickerPreference.PreviewShape shape) Sets the shape of the preview.
void	setSize(int size) Sets the size of the preview.
protected void	showData(android.widget.ImageView imageView, android.graphics.Bitmap preview) The method, which is invoked on implementing subclasses, in order to show data after it has been loaded.

Methods inherited from class de.mrapp.android.preference.multithreading.AbstractDataLoader

getContext, load

Methods inherited from class java.lang.Object

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

Constructor Detail

ColorPreviewLoader

public ColorPreviewLoader(android.content.Context context,
                          android.graphics.drawable.Drawable background,
                          AbstractColorPickerPreference.PreviewShape shape,
                          int size,
                          int borderWidth,
                          int borderColor)

Creates a new data loader, which allows to create previews of colors.

Parameters:

context - The context, which should be used by the data loader, as an instance of the class Context. The context may not be null

background - The background of the preview as an instance of the class Drawable or null, if no background should be shown

shape - The shape of the preview as a value of the enum AbstractColorPickerPreference.PreviewShape. The shape may not be null

size - The size of the preview as an Integer value in pixels. The size must be at least 1

borderWidth - The border width of the preview as an Integer value in pixels. The border width must be at least 0

borderColor - The border color of the preview as an Integer value

Method Detail

getBackground

public final android.graphics.drawable.Drawable getBackground()

Returns the background of the preview.

Returns:

The background of the preview as an instance of the class Drawable

setBackground

public final void setBackground(android.graphics.drawable.Drawable background)

Sets the background of the preview.

Parameters:

background - The background, which should be set, as an instance of the class Drawable or null, if no background should be shown

getShape

public final AbstractColorPickerPreference.PreviewShape getShape()

Returns the shape of the preview.

Returns:

The shape of the preview as a value of the enum AbstractColorPickerPreference.PreviewShape. The shape may either be CIRCLE or SQUARE

setShape

public final void setShape(AbstractColorPickerPreference.PreviewShape shape)

Sets the shape of the preview.

Parameters:

shape - The shape, which should be set, as a value of the enum AbstractColorPickerPreference.PreviewShape. The shape may not be null

getSize

public final int getSize()

Returns the size of the preview.

Returns:

The size of the preview as an Integer value in pixels

setSize

public final void setSize(int size)

Sets the size of the preview.

Parameters:

size - The size, which should be set, as an Integer value in pixels. The size must be at least 1

getBorderWidth

public final int getBorderWidth()

Returns the border width of the preview.

Returns:

The border width of the preview as an Integer value in pixels

setBorderWidth

public final void setBorderWidth(int borderWidth)

Sets the border width of the preview.

Parameters:

borderWidth - The border width, which should be set, as an Integer value in pixels. The border width must be at least 0

getBorderColor

public final int getBorderColor()

Returns the border color of the preview.

Returns:

The border color of the preview as an Integer value

setBorderColor

public final void setBorderColor(int borderColor)

Sets the border color of the preview.

Parameters:

borderColor - The border color, which should be set, as an Integer value

loadData

protected final android.graphics.Bitmap loadData(java.lang.Integer color,
                                                 java.lang.Void... params)

Description copied from class: AbstractDataLoader

The method, which is invoked on implementing subclasses, in order to load the data, which corresponds to a specific key.

Specified by:

loadData in class AbstractDataLoader<android.graphics.Bitmap,java.lang.Integer,android.widget.ImageView,java.lang.Void>

Parameters:

color - The key of the data, which should be loaded, as an instance of the generic type KeyType. The key may not be null

params - An array, which may contain optional parameters, as an array of the generic type ParamType

Returns:

The data, which has been loaded, as an instance of the generic type DataType

showData

protected final void showData(android.widget.ImageView imageView,
                              android.graphics.Bitmap preview)

Description copied from class: AbstractDataLoader

The method, which is invoked on implementing subclasses, in order to show data after it has been loaded.

Specified by:

showData in class AbstractDataLoader<android.graphics.Bitmap,java.lang.Integer,android.widget.ImageView,java.lang.Void>

Parameters:

imageView - The view, which should be used to show the data after it has been loaded, as an instance of the generic type ViewType. The view may not be null

preview - The data, which should be shown, as an instance of the generic type DataType. The data may not be null