NatTable/src/org/eclipse/nebula/widgets/nattable/renderer/javafx/layer/cell/DefaultLayerCellRenderer.xtend

package org.eclipse.nebula.widgets.nattable.renderer.javafx.layer.cell

import com.sun.javafx.tk.Toolkit
import javafx.scene.canvas.Canvas
import javafx.scene.shape.Rectangle
import org.eclipse.nebula.widgets.nattable.core.layer.cell.LayerCell

class DefaultLayerCellRenderer implements LayerCellRenderer {

	override renderLayerCell(LayerCell cell, Canvas canvas, Rectangle clipBounds) {
		val text = cell.dataValue.toString
		
		// Draw text
		
		val gc = canvas.graphicsContext2D

		val centerX = clipBounds.x + (clipBounds.width / 2)
		val centerY = clipBounds.y + (clipBounds.height / 2)

		val fontMetrics = Toolkit::toolkit.fontLoader.getFontMetrics(gc.font)
		val textWidth = fontMetrics.computeStringWidth(text)

		gc.strokeText(
			text,
			centerX - (textWidth / 2),
			centerY
		)
	}
	
}