Examples with Image org.apache.pivot.wtk.media.Image used on opensource projects

Example 21 with Image

use of org.apache.pivot.wtk.media.Image in project pivot by apache.

the class ButtonDataRenderer method render.

@Override
public void render(Object data, Button button, boolean highlighted) {
    Image icon = null;
    String text = null;
    if (data instanceof BaseContent) {
        BaseContent baseContent = (BaseContent) data;
        icon = baseContent.getIcon();
    } else if (data instanceof Image) {
        icon = (Image) data;
    }
    text = toString(data);
    // Update the image view
    if (icon == null) {
        imageView.setVisible(false);
    } else {
        imageView.setVisible(true);
        imageView.setImage(icon);
        imageView.getStyles().put(Style.opacity, button.isEnabled() ? Float.valueOf(1.0f) : Float.valueOf(0.5f));
        if (getFillIcon()) {
            int buttonWidth = button.getWidth();
            int buttonHeight = button.getHeight();
            Insets padding = (Insets) button.getStyles().get(Style.padding);
            if (buttonWidth > 0) {
                imageView.setPreferredWidth(Math.max(buttonWidth - (padding.left + padding.right + 2), 0));
            }
            if (buttonHeight > 0) {
                imageView.setPreferredWidth(Math.max(buttonHeight - (padding.top + padding.bottom + 2), 0));
            }
        }
    }
    // Update the label
    label.setText(text != null ? text : "");
    if (text == null || (text.length() == 0 && getFillIcon())) {
        label.setVisible(false);
    } else {
        label.setVisible(true);
        Font font = button.getStyles().getFont(Style.font);
        label.getStyles().put(Style.font, font);
        Color color;
        if (button.isEnabled()) {
            color = button.getStyles().getColor(Style.color);
        } else {
            color = button.getStyles().getColor(Style.disabledColor);
        }
        label.getStyles().put(Style.color, color);
    }
}

Example 22 with Image

use of org.apache.pivot.wtk.media.Image in project pivot by apache.

the class TableViewImageCellRenderer method render.

@Override
public void render(Object row, int rowIndex, int columnIndex, TableView tableView, String columnName, boolean selected, boolean highlighted, boolean disabled) {
    if (row != null) {
        Image image = null;
        // Get the row and cell data
        if (columnName != null) {
            Object cellData = JSON.get(row, columnName);
            if (cellData == null || cellData instanceof Image) {
                image = (Image) cellData;
            } else {
                throw new IllegalArgumentException("Data for \"" + columnName + "\" is not an instance of " + Image.class.getName());
            }
        }
        setImage(image);
        getStyles().put(Style.opacity, disabled ? 0.5f : 1.0f);
    }
}

Example 23 with Image

use of org.apache.pivot.wtk.media.Image in project pivot by apache.

the class MenuItemDataRenderer method render.

@Override
public void render(Object data, Button button, boolean highlighted) {
    Image icon = null;
    String text = null;
    Keyboard.KeyStroke keyboardShortcut = null;
    if (data instanceof BaseContent) {
        BaseContent buttonData = (BaseContent) data;
        icon = buttonData.getIcon();
        if (buttonData instanceof MenuItemData) {
            MenuItemData menuItemData = (MenuItemData) buttonData;
            keyboardShortcut = menuItemData.getKeyboardShortcut();
        }
    } else if (data instanceof Image) {
        icon = (Image) data;
    }
    text = toString(data);
    // attempt to retrieve icon from button data
    if (button.isSelected()) {
        icon = (Image) button.getStyles().get(Style.checkmarkImage);
    }
    // Update the image view
    Menu.Item menuItem = (Menu.Item) button;
    Menu menu = (Menu) menuItem.getParent();
    int margin = menu.getStyles().getInt(Style.margin);
    Insets padding = (Insets) getStyles().get(Style.padding);
    imageView.setImage(icon);
    imageView.setPreferredWidth(margin - padding.left * 2);
    imageView.getStyles().put(Style.opacity, button.isEnabled() ? new Float(1.0f) : new Float(0.5f));
    // Update the labels
    textLabel.setText(text != null ? text : "");
    Font font = menu.getStyles().getFont(Style.font);
    textLabel.getStyles().put(Style.font, font);
    keyboardShortcutLabel.getStyles().put(Style.font, font.deriveFont(Font.ITALIC));
    Color color;
    if (button.isEnabled()) {
        if (highlighted) {
            color = menu.getStyles().getColor(Style.activeColor);
        } else {
            color = menu.getStyles().getColor(Style.color);
        }
    } else {
        color = menu.getStyles().getColor(Style.disabledColor);
    }
    textLabel.getStyles().put(Style.color, color);
    keyboardShortcutLabel.getStyles().put(Style.color, color);
    boolean showKeyboardShortcuts = false;
    if (menu.getStyles().containsKey(Style.showKeyboardShortcuts)) {
        showKeyboardShortcuts = menu.getStyles().getBoolean(Style.showKeyboardShortcuts);
    }
    if (showKeyboardShortcuts) {
        keyboardShortcutLabel.setVisible(true);
        keyboardShortcutLabel.setText(keyboardShortcut != null ? keyboardShortcut.toString() : "");
    } else {
        keyboardShortcutLabel.setVisible(false);
    }
}

Example 24 with Image

use of org.apache.pivot.wtk.media.Image in project pivot by apache.

the class ImageView method setImage.

/**
 * Sets the image view's current image by URL. <p> If the icon already
 * exists in the application context resource cache, the cached value will
 * be used. Otherwise, the icon will be loaded synchronously and added to
 * the cache.
 *
 * @param imageURL The location of the image to set.
 */
public final void setImage(final URL imageURL) {
    Utils.checkNull(imageURL, "imageURL");
    Image imageLocal = (Image) ApplicationContext.getResourceCache().get(imageURL);
    if (imageLocal == null) {
        // Convert to URI because using a URL as a key causes performance problems
        final java.net.URI imageURI;
        try {
            imageURI = imageURL.toURI();
        } catch (URISyntaxException exception) {
            throw new RuntimeException(exception);
        }
        if (asynchronous) {
            if (loadMap.containsKey(imageURI)) {
                // Add this to the list of image views that are interested in
                // the image at this URL
                loadMap.get(imageURI).add(this);
            } else {
                Image.load(imageURL, new TaskAdapter<>(new TaskListener<Image>() {

                    @Override
                    public void taskExecuted(Task<Image> task) {
                        Image imageLoadedLocal = task.getResult();
                        // Update the contents of all image views that requested this image
                        for (ImageView imageView : loadMap.get(imageURI)) {
                            imageView.setImage(imageLoadedLocal);
                        }
                        loadMap.remove(imageURI);
                        // Add the image to the cache
                        ApplicationContext.getResourceCache().put(imageURL, imageLoadedLocal);
                    }

                    @Override
                    public void executeFailed(Task<Image> task) {
                    // No-op
                    }
                }));
                loadMap.put(imageURI, new ArrayList<>(this));
            }
        } else {
            imageLocal = Image.loadFromCache(imageURL);
        }
    }
    setImage(imageLocal);
}

Example 25 with Image

use of org.apache.pivot.wtk.media.Image in project pivot by apache.

the class ImageViewSkin method getBaseline.

@Override
public int getBaseline(int width, int height) {
    ImageView imageView = (ImageView) getComponent();
    Image image = imageView.getImage();
    int baseline = -1;
    if (image != null) {
        baseline = image.getBaseline();
        if (baseline != -1) {
            Dimensions imageSize = image.getSize();
            if (fill) {
                // Scale to fit
                if (preserveAspectRatio) {
                    float aspectRatio = (float) width / (float) height;
                    float imageAspectRatio = (float) imageSize.width / (float) imageSize.height;
                    if (aspectRatio > imageAspectRatio) {
                        baseline *= (float) height / (float) imageSize.height;
                    } else {
                        float scaleYLocal = (float) width / (float) imageSize.width;
                        baseline *= scaleYLocal;
                        baseline += (int) (height - imageSize.height * scaleYLocal) / 2;
                    }
                } else {
                    baseline *= (float) height / (float) imageSize.height;
                }
            } else {
                if (verticalAlignment == VerticalAlignment.CENTER) {
                    baseline += (height - imageSize.height) / 2;
                } else if (verticalAlignment == VerticalAlignment.BOTTOM) {
                    baseline += height - imageSize.height;
                }
            }
        }
    }
    return baseline;
}