Java Image类代码示例

import org.apache.wicket.markup.html.image.Image; //导入依赖的package包/类
public AServerTitlePanel(final String id, final IResource logoModel, final IModel<String> badgeModel) {
    super(id);
    if (logoModel == null) {
        add(new WebMarkupContainer("logo").setVisible(false));
    } else {
        final Image logo = new Image("logo", logoModel);
        add(logo);
    }

    final Label badge = new Label("badge", badgeModel);
    add(badge);

    final Component link = newLink("link");
    add(link);

    final Component button = newButton("button");
    add(button);

    final Component crud = newCrudPanel("crud");
    add(crud);
}
 

import org.apache.wicket.markup.html.image.Image; //导入依赖的package包/类
public ACustomTitlePanel(final String id, final IResource logoModel, final IModel<String> badgeModel) {
    super(id);
    if (logoModel == null) {
        add(new WebMarkupContainer("logo").setVisible(false));
    } else {
        final Image logo = new Image("logo", logoModel);
        add(logo);
    }

    final Label badge = new Label("badge", badgeModel);
    add(badge);

    final Component link = newLink("link");
    add(link);

    final Component button = newButton("button");
    add(button);
}
 

import org.apache.wicket.markup.html.image.Image; //导入依赖的package包/类
public Image renderImage(AjaxRequestTarget target, boolean fullRender) {
	if(returnPage != null || returnClass != null) {
		link.add(new AttributeModifier("title", new ResourceModel("click_to_max")));
		link.setEnabled(true);
	}
	link.removeAll();
	Image img = null;
	if(!autoDetermineChartSizeByAjax) {
		img = createImage("content", getImageData());
	}else{
		img = createImage("content", getImageData(selectedWidth, selectedHeight));
	}
	img.add(AttributeModifier.replace("style", "display: none; margin: 0 auto;"));
	link.add(img);
	setState((byte) 1);
	if(fullRender) {
		if(target != null) {
			target.add(link);	
			target.appendJavaScript("jQuery('#"+img.getMarkupId()+"').fadeIn();");
		}		
		setState((byte) 2);
	}
	return img;
}
 

import org.apache.wicket.markup.html.image.Image; //导入依赖的package包/类
public FieldInstanceImageField(String id, FieldValueModel _fieldValueModel, boolean readonly) {
  super(id);
  this.fieldValueModel = _fieldValueModel;
  
  image = new Image("image");
  image.add(new AttributeModifier("src", true, new AbstractReadOnlyModel<String>() {
    @Override
    public final String getObject() {
      TopicMap topicMap = fieldValueModel.getFieldInstanceModel().getFieldInstance().getInstance().getTopicMap();        
      Object o = fieldValueModel.getFieldValue();
      return getRequest().getRelativePathPrefixToContextRoot() + "occurrenceImages?topicMapId=" + topicMap.getId() + 
      "&occurrenceId=" + ((o instanceof OccurrenceIF ? ((OccurrenceIF)o).getObjectId(): "unknown"));
    }
  }));
  upload = new UploadPanel("upload", this);
  add(image);
  add(upload);
  if (fieldValueModel.isExistingValue()) {
    upload.setVisible(false);
  } else {
    image.setVisible(false);
    if (readonly)
      upload.setVisible(false);
  }
}
 

import org.apache.wicket.markup.html.image.Image; //导入依赖的package包/类
@Override
public void populateItem(Item<LdapUser> item, Check<LdapUser> check) {
	LdapUser user = item.getModelObject();
	item.add(new Label("username", new PropertyModel(user, "userName")));
	item.add(new ExternalLink("mail", "mailto:" + user.getMail()).add(new Label("mailText", new PropertyModel(user, "mail"))));
	item.add(new Label("firstName", new PropertyModel(user, "firstName")));
	item.add(new Label("lastName", new PropertyModel(user, "lastName")));
	item.add(new Image("photo", user.hasProfilePicture() ? user.getProfilePictureImage() : anonymousPicture));
	if (isSelectionEnabled()) {
		if (userService.ldapBasedUserExists(user)) {
			check.setVisible(false);
			item.add(new AttributeAppender("class", Model.of("warning")));
			item.add(new AttributeAppender("title", new StringResourceModel("table.users.warning.exists", this, null)));
		} else {
			item.add(new AttributeAppender("class", Model.of("success")));
		}
	}
}
 

import org.apache.wicket.markup.html.image.Image; //导入依赖的package包/类
public ImageModalPanel(final BaseModal<T> modal, final byte[] content, final PageReference pageRef) {
    super(modal, pageRef);

    Image image = new Image("image", new Model<IResource>()) {

        private static final long serialVersionUID = -8457850449086490660L;

        @Override
        protected IResource getImageResource() {
            return new DynamicImageResource() {

                private static final long serialVersionUID = 923201517955737928L;

                @Override
                protected byte[] getImageData(final IResource.Attributes attributes) {
                    return content;
                }
            };
        }
    };
    image.setOutputMarkupId(true);
    add(image);
}
 

import org.apache.wicket.markup.html.image.Image; //导入依赖的package包/类
public static Image newLargeLogo(String id) {
    ResourceReference imageResourceReference = new ResourceReference("logoLarge_" + System.currentTimeMillis()) {
        @Override
        protected Resource newResource() {
            SearchInterfaceConfig searchInterfaceConfig = ConstellioSpringUtils
                .getSearchInterfaceConfigServices().get();
            Resource imageResource;
            byte[] logoBytes = searchInterfaceConfig.getLogoLargeContent();
            // Convert resource path to absolute path relative to base package
            if (logoBytes != null) {
                imageResource = new ByteArrayResource("image", logoBytes);
            } else {
                imageResource = PackageResource.get(BaseConstellioPage.class, "images/logo_constellio.gif");
            }
            return imageResource;
        }
    };
    Image image = new NonCachingImage(id, imageResourceReference);
    image.setVisible(!ConstellioSession.get().isPortletMode());
    return image;
}
 

import org.apache.wicket.markup.html.image.Image; //导入依赖的package包/类
public static Image newSmallLogo(String id) {
    ResourceReference imageResourceReference = new ResourceReference("logoSmall_" + System.currentTimeMillis()) {
        @Override
        protected Resource newResource() {
            SearchInterfaceConfig searchInterfaceConfig = ConstellioSpringUtils
                .getSearchInterfaceConfigServices().get();
            Resource imageResource;
            byte[] logoBytes = searchInterfaceConfig.getLogoSmallContent();
            // Convert resource path to absolute path relative to base package
            if (logoBytes != null) {
                imageResource = new ByteArrayResource("image", logoBytes);
            } else {
                imageResource = PackageResource.get(BaseConstellioPage.class, "images/logo_petit.png");
            }
            return imageResource;
        }
    };
    Image image = new NonCachingImage(id, imageResourceReference);
    image.setVisible(!ConstellioSession.get().isPortletMode());
    return image;
}
 

import org.apache.wicket.markup.html.image.Image; //导入依赖的package包/类
@Override
protected void onInitialize() {
	super.onInitialize();
	
	add(new Image("img", new RawBlobResourceReference(), 
			RawBlobResource.paramsOf(context.getProject(), context.getBlobIdent())));
}
 

import org.apache.wicket.markup.html.image.Image; //导入依赖的package包/类
protected Component getLoadingComponent(final String markupId) {
    Image image = new Image(markupId, PRELOADER);
    image.add(new VisibleEnableBehaviour() {

        @Override
        public boolean isVisible() {
            return isLoadingVisible();
        }
    });

    return image;
}
 

import org.apache.wicket.markup.html.image.Image; //导入依赖的package包/类
/**
 * Constructor.
 *
 * @param id
 *            The component id
 */
public CaptchaPanel(String id) {
	super(id);

	FeedbackPanel feedback = new FeedbackPanel("feedback",
			new ContainerFeedbackMessageFilter(CaptchaPanel.this));
	add(feedback);

	captchaImageResource = createCaptchImageResource();
	final Image captchaImage = new Image("image", captchaImageResource);
	captchaImage.setOutputMarkupId(true);
	add(captchaImage);

	AjaxLink<Void> changeCaptchaLink = new AjaxLink<Void>("changeLink") {
				private static final long serialVersionUID = 1L;

		@Override
		public void onClick(AjaxRequestTarget target) {
			captchaImageResource.invalidate();
			target.add(captchaImage);
		}
	};
	add(changeCaptchaLink);

	add(new RequiredTextField<String>("text",
			new PropertyModel<String>(CaptchaPanel.this, "captchaText"), String.class) {
							private static final long serialVersionUID = 1L;

		@Override
		protected final void onComponentTag(final ComponentTag tag) {
			super.onComponentTag(tag);
			// clear the field after each render
			tag.put("value", "");
		}
	});
}
 

import org.apache.wicket.markup.html.image.Image; //导入依赖的package包/类
public RoomsPanel(String id, List<Room> rooms) {
	super(id);
	this.rooms = rooms;
	clients = new ListView<Client>("clients", clientsInRoom){
		private static final long serialVersionUID = 1L;

		@Override
		protected void populateItem(final ListItem<Client> item) {
			Client client = item.getModelObject();
			final Long userId = client.getUserId();
			item.add(new Image("clientImage", new ByteArrayResource("image/jpeg") {
				private static final long serialVersionUID = 1L;

				@Override
				protected ResourceResponse newResourceResponse(Attributes attributes) {
					ResourceResponse rr = super.newResourceResponse(attributes);
					rr.disableCaching();
					return rr;
				}

				@Override
				protected byte[] getData(Attributes attributes) {
					String uri = null;
					if (userId != null) {
						uri = getBean(UserDao.class).get(userId > 0 ? userId : -userId).getPictureuri();
					}
					File img = OmFileHelper.getUserProfilePicture(userId, uri);
					try (InputStream is = new FileInputStream(img)) {
						return IOUtils.toByteArray(is);
					} catch (Exception e) {
						//no-op
					}
					return null;
				}
			}));
			item.add(new Label("clientLogin", client.getUser().getLogin()));
			item.add(new Label("from", client.getConnectedSince()));
		}
	};
}
 

import org.apache.wicket.markup.html.image.Image; //导入依赖的package包/类
public Image refresh(IPartialPageRequestHandler handler) {
	captchaImageResource.invalidate();
	captchaText.setModelObject("");
	if (handler != null) {
		handler.add(captchaText, captcha);
	}
	return captcha;
}
 

import org.apache.wicket.markup.html.image.Image; //导入依赖的package包/类
private String getCaptcha(String path) throws ReflectiveOperationException, SecurityException {
	// hacks with reflection
	Image captchaImg = (Image)tester.getComponentFromLastRenderedPage(path);
	Method m1 = Image.class.getDeclaredMethod("getImageResource");
	m1.setAccessible(true);
	CaptchaImageResource captcha = (CaptchaImageResource)m1.invoke(captchaImg);
	Method m2 = CaptchaImageResource.class.getDeclaredMethod("getImageData", Attributes.class);
	m2.setAccessible(true);
	m2.invoke(captcha, (Attributes)null);
	return captcha.getChallengeId();
}
 

import org.apache.wicket.markup.html.image.Image; //导入依赖的package包/类
@Override
protected void onBeforeRender()
{
    // Defer adding the image until rendering because we need to access the properties from
    // the embedding component/page
    if (!hasBeenRendered()) {
        ResourceReference _imageRes = imageRes;
        if (_imageRes == null) {
            _imageRes = new UrlResourceReference(Url.parse(getString("icon")))
                    .setContextRelative(true);
        }
        
        Image image = new Image("image", _imageRes);
        try {
            // The getString method throws an MissingResourceException if the property is
            // not available. In this case, we simply do not set a tooltip
            getString("tooltip");
            image.add(new AttributeModifier("title",
                    new StringResourceModel("tooltip", ActionBarLink.this)));
        }
        catch (MissingResourceException e) {
            // Nothing to do
        }
        link.add(image);
    }
    
    super.onBeforeRender();
}