info.magnolia.ui.mediaeditor.field.image

Class ImageMediaField

java.lang.Object

com.vaadin.server.AbstractClientConnector

com.vaadin.ui.AbstractComponent

com.vaadin.ui.AbstractField<T>

com.vaadin.ui.CustomField<byte[]>

info.magnolia.ui.mediaeditor.field.image.ImageMediaField

All Implemented Interfaces:

com.vaadin.data.HasValue<byte[]>, com.vaadin.event.ContextClickEvent.ContextClickNotifier, com.vaadin.event.MethodEventSource, com.vaadin.server.ClientConnector, com.vaadin.server.Sizeable, com.vaadin.shared.Connector, com.vaadin.ui.Component, com.vaadin.ui.Component.Focusable, com.vaadin.ui.HasComponents, Scalable, MediaField, Serializable, Iterable<com.vaadin.ui.Component>

Direct Known Subclasses:

CropField, ViewImageField

public abstract class ImageMediaField
extends com.vaadin.ui.CustomField<byte[]>
implements MediaField, Scalable

Base class for image-editing fields.

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from interface com.vaadin.data.HasValue

com.vaadin.data.HasValue.ValueChangeEvent<V>, com.vaadin.data.HasValue.ValueChangeListener<V>

Nested classes/interfaces inherited from interface com.vaadin.ui.Component

com.vaadin.ui.Component.ErrorEvent, com.vaadin.ui.Component.Event, com.vaadin.ui.Component.Focusable, com.vaadin.ui.Component.Listener

Nested classes/interfaces inherited from interface com.vaadin.server.ClientConnector

com.vaadin.server.ClientConnector.AttachEvent, com.vaadin.server.ClientConnector.AttachListener, com.vaadin.server.ClientConnector.ConnectorErrorEvent, com.vaadin.server.ClientConnector.DetachEvent, com.vaadin.server.ClientConnector.DetachListener

Nested classes/interfaces inherited from interface com.vaadin.server.Sizeable

com.vaadin.server.Sizeable.Unit

Nested classes/interfaces inherited from interface com.vaadin.ui.HasComponents

com.vaadin.ui.HasComponents.ComponentAttachDetachNotifier, com.vaadin.ui.HasComponents.ComponentAttachEvent, com.vaadin.ui.HasComponents.ComponentAttachListener, com.vaadin.ui.HasComponents.ComponentDetachEvent, com.vaadin.ui.HasComponents.ComponentDetachListener

Field Summary

Fields

Modifier and Type	Field and Description
protected static String	DEFAULT_FORMAT
protected static String	TEMP_FILE_NAME_BASE

Fields inherited from class com.vaadin.ui.AbstractComponent

DESIGN_ATTR_PLAIN_TEXT

Fields inherited from interface com.vaadin.server.Sizeable

SIZE_UNDEFINED, UNITS_CM, UNITS_EM, UNITS_EX, UNITS_INCH, UNITS_MM, UNITS_PERCENTAGE, UNITS_PICAS, UNITS_PIXELS, UNITS_POINTS

Constructor Summary

Constructors

Constructor and Description
ImageMediaField()

Method Summary

Modifier and Type	Method and Description
void	applyChanges()
protected abstract com.vaadin.ui.Component	createImage()
protected com.vaadin.server.StreamResource	createResourceFromValue()
protected InputStream	createStreamSource(BufferedImage img, String formatName)
protected void	doSetValue(byte[] value)
void	execute()
protected BufferedImage	executeImageModification()
protected String	generateTempFileName()
byte[]	getValue()
protected com.vaadin.ui.Component	initContent()
abstract void	refreshImageSource()
void	revertChanges()
void	scaleToActualSize()
void	scaleToFit()

Methods inherited from class com.vaadin.ui.CustomField

attach, focus, getContent, getState, getState, getTabIndex, iterator, setFocusDelegate, setHeight, setTabIndex, setWidth

Methods inherited from class com.vaadin.ui.AbstractField

addValueChangeListener, createValueChange, getCustomAttributes, isDifferentValue, isReadOnly, isRequiredIndicatorVisible, readDesign, setReadOnly, setRequiredIndicatorVisible, setValue, setValue, writeDesign

Methods inherited from class com.vaadin.ui.AbstractComponent

addContextClickListener, addListener, addShortcutListener, addStyleName, beforeClientResponse, detach, findAncestor, fireComponentErrorEvent, fireComponentEvent, getActionManager, getCaption, getComponentError, getData, getDebugId, getDescription, getErrorMessage, getHeight, getHeightUnits, getIcon, getId, getLocale, getParent, getPrimaryStyleName, getStyleName, getWidth, getWidthUnits, isCaptionAsHtml, isConnectorEnabled, isEnabled, isOrHasAncestor, isResponsive, isVisible, removeContextClickListener, removeListener, removeShortcutListener, removeStyleName, setCaption, setCaptionAsHtml, setComponentError, setData, setDebugId, setDescription, setDescription, setEnabled, setHeight, setHeightUndefined, setIcon, setId, setLocale, setParent, setPrimaryStyleName, setResponsive, setSizeFull, setSizeUndefined, setStyleName, setVisible, setWidth, setWidthUndefined

Methods inherited from class com.vaadin.server.AbstractClientConnector

addAttachListener, addDetachListener, addExtension, addListener, addListener, addListener, addMethodInvocationToQueue, createState, encodeState, equals, fireEvent, getAllChildrenIterable, getConnectorId, getErrorHandler, getExtensions, getListeners, getResource, getRpcManager, getRpcProxy, getSession, getStateType, getUI, handleConnectorRequest, hashCode, hasListeners, isAttached, isThis, markAsDirty, markAsDirtyRecursive, registerRpc, registerRpc, removeAttachListener, removeDetachListener, removeExtension, removeListener, removeListener, removeListener, removeListener, requestRepaint, requestRepaintAll, retrievePendingRpcCalls, setErrorHandler, setResource, updateDiffstate

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.vaadin.data.HasValue

addValueChangeListener, clear, getDefaultValidator, getEmptyValue, getOptionalValue, isEmpty, isReadOnly, isRequiredIndicatorVisible, setReadOnly, setRequiredIndicatorVisible, setValue

Methods inherited from interface com.vaadin.ui.Component

addListener, addStyleName, addStyleNames, attach, getCaption, getDescription, getIcon, getId, getLocale, getParent, getPrimaryStyleName, getStyleName, getUI, isEnabled, isVisible, readDesign, removeListener, removeStyleName, removeStyleNames, setCaption, setEnabled, setIcon, setId, setParent, setPrimaryStyleName, setStyleName, setStyleName, setVisible, writeDesign

Methods inherited from interface com.vaadin.server.ClientConnector

addAttachListener, addDetachListener, beforeClientResponse, detach, encodeState, getErrorHandler, getExtensions, getRpcManager, getStateType, handleConnectorRequest, isAttached, isConnectorEnabled, markAsDirty, markAsDirtyRecursive, removeAttachListener, removeDetachListener, removeExtension, requestRepaint, requestRepaintAll, retrievePendingRpcCalls, setErrorHandler

Methods inherited from interface com.vaadin.shared.Connector

getConnectorId

Methods inherited from interface com.vaadin.server.Sizeable

getHeight, getHeightUnits, getWidth, getWidthUnits, setHeight, setHeight, setHeightUndefined, setSizeFull, setSizeUndefined, setWidth, setWidth, setWidthUndefined

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Field Detail

DEFAULT_FORMAT

protected static final String DEFAULT_FORMAT

See Also:

Constant Field Values

TEMP_FILE_NAME_BASE

protected static final String TEMP_FILE_NAME_BASE

See Also:

Constant Field Values

Constructor Detail

ImageMediaField

public ImageMediaField()

Method Detail

initContent

protected com.vaadin.ui.Component initContent()

Specified by:

initContent in class com.vaadin.ui.CustomField<byte[]>

createImage

protected abstract com.vaadin.ui.Component createImage()

doSetValue

protected void doSetValue(byte[] value)

Specified by:

doSetValue in class com.vaadin.ui.AbstractField<byte[]>

getValue

public byte[] getValue()

Specified by:

getValue in interface com.vaadin.data.HasValue<byte[]>

scaleToActualSize

public void scaleToActualSize()

Specified by:

scaleToActualSize in interface Scalable

scaleToFit

public void scaleToFit()

Specified by:

scaleToFit in interface Scalable

applyChanges

public void applyChanges()

Specified by:

applyChanges in interface MediaField

revertChanges

public void revertChanges()

Specified by:

revertChanges in interface MediaField

execute

public void execute()

executeImageModification

protected BufferedImage executeImageModification()
                                          throws IOException

Throws:

IOException

refreshImageSource

public abstract void refreshImageSource()

generateTempFileName

protected String generateTempFileName()

createResourceFromValue

protected com.vaadin.server.StreamResource createResourceFromValue()

createStreamSource

protected InputStream createStreamSource(BufferedImage img,
                                         String formatName)
                                  throws IOException

Throws:

IOException