Examples with Bounds org.apache.pivot.wtk.Bounds used on opensource projects

Example 1 with Bounds

use of org.apache.pivot.wtk.Bounds in project pivot by apache.

the class ScrollPaneSkin method scrollTopChanged.

// ViewportListener methods
@Override
public void scrollTopChanged(Viewport viewport, int previousScrollTop) {
    // NOTE we don't invalidate the component here because we need only
    // reposition the view and row header. Invalidating would yield
    // the correct positioning, but it would do much more work than needed.
    ScrollPane scrollPane = (ScrollPane) viewport;
    Component view = scrollPane.getView();
    Component rowHeader = scrollPane.getRowHeader();
    Component columnHeader = scrollPane.getColumnHeader();
    int columnHeaderHeight = 0;
    if (columnHeader != null) {
        columnHeaderHeight = columnHeader.getHeight();
    }
    int scrollTop = scrollPane.getScrollTop();
    if (view != null && view.isShowing() && isOptimizeScrolling()) {
        Bounds blitArea = view.getVisibleArea();
        int blitX = blitArea.x + view.getX();
        int blitY = blitArea.y + view.getY();
        int blitWidth = blitArea.width;
        int blitHeight = blitArea.height;
        if (rowHeader != null) {
            // Blit the row header as well
            int rowHeaderWidth = rowHeader.getWidth();
            blitX -= rowHeaderWidth;
            blitWidth += rowHeaderWidth;
        }
        int deltaScrollTop = scrollTop - previousScrollTop;
        blitY += Math.max(deltaScrollTop, 0);
        blitHeight -= Math.abs(deltaScrollTop);
        Graphics2D graphics = scrollPane.getGraphics();
        graphics.copyArea(blitX, blitY, blitWidth, blitHeight, 0, -deltaScrollTop);
        scrollPane.setConsumeRepaint(true);
        try {
            view.setLocation(view.getX(), columnHeaderHeight - scrollTop);
            if (rowHeader != null) {
                rowHeader.setLocation(0, columnHeaderHeight - scrollTop);
            }
        } finally {
            scrollPane.setConsumeRepaint(false);
        }
        boolean repaintAllViewport = scrollPane.isRepaintAllViewport();
        if (!repaintAllViewport) {
            scrollPane.repaint(blitX, (columnHeaderHeight + (deltaScrollTop > 0 ? blitHeight : 0)), blitWidth, Math.abs(deltaScrollTop), true);
        } else {
            Bounds viewportBounds = getViewportBounds();
            scrollPane.repaint(viewportBounds.x, viewportBounds.y, viewportBounds.width, viewportBounds.height, true);
        }
    } else {
        if (view != null) {
            view.setLocation(view.getX(), columnHeaderHeight - scrollTop);
        }
        if (rowHeader != null) {
            rowHeader.setLocation(0, columnHeaderHeight - scrollTop);
        }
    }
    if (scrollTop >= 0 && scrollTop <= getMaxScrollTop()) {
        verticalScrollBar.setValue(scrollTop);
    }
}

Example 2 with Bounds

use of org.apache.pivot.wtk.Bounds in project pivot by apache.

the class ScrollPaneSkin method getViewportBounds.

// Viewport.Skin methods
@Override
public Bounds getViewportBounds() {
    int x = 0;
    int y = 0;
    int width = getWidth();
    int height = getHeight();
    ScrollPane scrollPane = (ScrollPane) getComponent();
    Component rowHeader = scrollPane.getRowHeader();
    if (rowHeader != null) {
        int rowHeaderWidth = rowHeader.getWidth();
        x += rowHeaderWidth;
        width -= rowHeaderWidth;
    }
    Component columnHeader = scrollPane.getColumnHeader();
    if (columnHeader != null) {
        int columnHeaderHeight = columnHeader.getHeight();
        y += columnHeaderHeight;
        height -= columnHeaderHeight;
    }
    if (horizontalScrollBar.isVisible()) {
        height -= horizontalScrollBar.getHeight();
    }
    if (verticalScrollBar.isVisible()) {
        width -= verticalScrollBar.getWidth();
    }
    return new Bounds(x, y, width, height);
}

Example 3 with Bounds

use of org.apache.pivot.wtk.Bounds in project pivot by apache.

the class TextAreaSkinParagraphView method getCharacterBounds.

public Bounds getCharacterBounds(int index) {
    Bounds characterBounds = null;
    CharSequence characters = paragraph.getCharacters();
    int characterCount = characters.length();
    int rowIndex, xLocal, widthLocal;
    if (index == characterCount) {
        // This is the terminator character
        rowIndex = rows.getLength() - 1;
        Row row = rows.get(rowIndex);
        Rectangle2D glyphVectorBounds = row.glyphVector.getLogicalBounds();
        xLocal = (int) Math.floor(glyphVectorBounds.getWidth());
        widthLocal = PARAGRAPH_TERMINATOR_WIDTH;
    } else {
        // This is a visible character
        rowIndex = getRowAt(index);
        Row row = rows.get(rowIndex);
        Shape glyphBounds = row.glyphVector.getGlyphLogicalBounds(index - row.offset);
        Rectangle2D glyphBounds2D = glyphBounds.getBounds2D();
        xLocal = (int) Math.floor(glyphBounds2D.getX());
        widthLocal = (int) Math.ceil(glyphBounds2D.getWidth());
    }
    Font font = textAreaSkin.getFont();
    FontRenderContext fontRenderContext = Platform.getFontRenderContext();
    LineMetrics lm = font.getLineMetrics("", fontRenderContext);
    float rowHeight = lm.getAscent() + lm.getDescent();
    characterBounds = new Bounds(xLocal, (int) Math.floor(rowIndex * rowHeight), widthLocal, (int) Math.ceil(rowHeight));
    return characterBounds;
}

Example 4 with Bounds

use of org.apache.pivot.wtk.Bounds in project pivot by apache.

the class TextAreaSkin method getCharacterBounds.

@Override
public Bounds getCharacterBounds(int index) {
    Bounds characterBounds = null;
    if (paragraphViews.getLength() > 0) {
        TextArea textArea = (TextArea) getComponent();
        TextAreaSkinParagraphView paragraphView = paragraphViews.get(textArea.getParagraphAt(index));
        characterBounds = paragraphView.getCharacterBounds(index - paragraphView.getParagraph().getOffset());
        characterBounds = new Bounds(characterBounds.x + paragraphView.getX(), characterBounds.y + paragraphView.getY(), characterBounds.width, characterBounds.height);
    }
    return characterBounds;
}

Example 5 with Bounds

use of org.apache.pivot.wtk.Bounds in project pivot by apache.

the class TextAreaSkin method mouseMove.

@Override
public boolean mouseMove(Component component, int x, int y) {
    boolean consumed = super.mouseMove(component, x, y);
    if (Mouse.getCapturer() == component) {
        TextArea textArea = (TextArea) getComponent();
        Bounds visibleArea = textArea.getVisibleArea();
        visibleArea = new Bounds(visibleArea.x, visibleArea.y, visibleArea.width, visibleArea.height);
        // if it's inside the visible area, stop the scroll timer
        if (y >= visibleArea.y && y < visibleArea.y + visibleArea.height) {
            // Stop the scroll selection timer
            if (scheduledScrollSelectionCallback != null) {
                scheduledScrollSelectionCallback.cancel();
                scheduledScrollSelectionCallback = null;
            }
            scrollDirection = null;
        } else {
            // if it's outside the visible area, start the scroll timer
            if (scheduledScrollSelectionCallback == null) {
                scrollDirection = (y < visibleArea.y) ? TextArea.ScrollDirection.UP : TextArea.ScrollDirection.DOWN;
                // Run the callback once now to scroll the selection
                // immediately, then scroll repeatedly
                scheduledScrollSelectionCallback = ApplicationContext.runAndScheduleRecurringCallback(scrollSelectionCallback, SCROLL_RATE);
            }
        }
        int index = getInsertionPoint(x, y);
        if (index != -1) {
            // Select the range
            if (index > anchor) {
                textArea.setSelection(anchor, index - anchor);
            } else {
                textArea.setSelection(index, anchor - index);
            }
        }
        mouseX = x;
    } else {
        if (Mouse.isPressed(Mouse.Button.LEFT) && Mouse.getCapturer() == null && anchor != -1) {
            // Capture the mouse so we can select text
            Mouse.capture(component);
        }
    }
    return consumed;
}