NatTable/src/org/eclipse/nebula/widgets/nattable/renderer/javafx/DefaultLayerRenderer.xtend

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

import javafx.geometry.Bounds
import javafx.scene.canvas.GraphicsContext
import javafx.scene.paint.Color
import org.eclipse.nebula.widgets.nattable.core.layer.Layer

import static extension org.eclipse.nebula.widgets.nattable.core.layer.LayerInvariants.*
import static extension org.eclipse.nebula.widgets.nattable.core.layer.cell.CellInvariants.*

class DefaultLayerRenderer implements JavaFXLayerRenderer {
	
	override renderLayer(GraphicsContext gc, Bounds bounds, Layer layer) {
		gc.clearRect(0, 0, bounds.width, bounds.height)
		
    	gc.stroke = Color::BLUE
    	
    	for (columnPosition : 0 .. layer.columnCount) {
    		for (rowPosition : 0 .. layer.rowCount) {
    			val cellPixelBounds = layer.getCell(columnPosition, rowPosition).pixelBounds
    			gc.strokeRect(cellPixelBounds.x, cellPixelBounds.y, cellPixelBounds.pixelWidth, cellPixelBounds.pixelHeight)
    			
//    			gc.font = new Font()
//    			val fontMetrics = Toolkit::toolkit.fontLoader.getFontMetrics(gc.font)
//    			fontMetrics.computeStringWidth("")
				
				gc.strokeText(
					layer.getCell(columnPosition, rowPosition).dataValue.toString,
					cellPixelBounds.x + (cellPixelBounds.pixelWidth/2),
					cellPixelBounds.y + (cellPixelBounds.pixelHeight/2)
				)
    		}
    	}
	}
	
}