Example usage for java.awt.font LineMetrics getUnderlineOffset

Introduction

In this page you can find the example usage for java.awt.font LineMetrics getUnderlineOffset.

Prototype

public abstract float getUnderlineOffset();

Source Link

Document

Returns the position of the underline relative to the baseline.

Usage

From source file:ded.ui.DiagramController.java

/** The core of the paint routine, after we decide whether to interpose
  * another buffer. *//*from   ww w  .j a v a 2s  .c  o  m*/
private void innerPaint(Graphics g) {
    super.paint(g);

    // I do not know the proper way to get a font set automatically
    // in a Graphics object.  Calling JComponent.setFont has gotten
    // me nowhere.  Setting it myself when I first get control
    // seems to work; but note that I have to do this *after*
    // calling super.paint().
    g.setFont(this.dedWindow.diagramFont);

    // Filename label.
    if (this.diagram.drawFileName && !this.fileName.isEmpty()) {
        String name = new File(this.fileName).getName();
        FontMetrics fm = g.getFontMetrics();
        LineMetrics lm = fm.getLineMetrics(name, g);
        int x = fileNameLabelMargin;
        int y = fileNameLabelMargin + (int) lm.getAscent();
        g.drawString(name, x, y);
        y += (int) lm.getUnderlineOffset() + 1 /*...*/;
        g.drawLine(x, y, x + fm.stringWidth(name), y);
    }

    // Controllers.
    for (Controller c : this.controllers) {
        if (c.isSelected()) {
            c.paintSelectionBackground(g);
        }
        c.paint(g);
    }

    // Lasso rectangle.
    if (this.mode == Mode.DCM_RECT_LASSO) {
        Rectangle r = this.getLassoRect();
        g.drawRect(r.x, r.y, r.width, r.height);
    }

    // Current focused Component.
    if (debugFocus) {
        KeyboardFocusManager kfm = KeyboardFocusManager.getCurrentKeyboardFocusManager();
        Component fo = kfm.getFocusOwner();
        g.drawString("Focus: " + fo, 3, this.getHeight() - 22);
    }

    // Mode label.
    if (this.mode != Mode.DCM_SELECT) {
        g.drawString("Mode: " + this.mode.description, 3, this.getHeight() - 4);
    } else if (this.fpsMeasurementMode) {
        this.fpsFrameCount++;
        long current = System.currentTimeMillis();
        long millis = current - this.fpsStartMillis;
        if (millis > 1000) {
            // Update the FPS measurement with the results for this
            // interval.
            this.fpsSampleCount++;
            this.fpsMeasurement = "FPS: " + this.fpsFrameCount + " (millis=" + millis + ", samples="
                    + this.fpsSampleCount + ")";

            // Reset the counters.
            this.fpsStartMillis = current;
            this.fpsFrameCount = 0;
        }
        g.drawString(this.fpsMeasurement + " (Ctrl+G to stop)", 3, this.getHeight() - 4);
    }
}

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