| package org.eclipse.nebula.widgets.nattable.core.layer.impl.composite |
| |
| import javax.inject.Inject |
| import org.eclipse.nebula.widgets.nattable.core.geometry.PixelArea |
| import org.eclipse.nebula.widgets.nattable.core.geometry.PixelRectangle |
| import org.eclipse.nebula.widgets.nattable.core.graphics.GraphicsContext |
| import org.eclipse.nebula.widgets.nattable.core.graphics.PainterFactory |
| import org.eclipse.nebula.widgets.nattable.core.layer.LayerPainter |
| |
| import static extension org.eclipse.nebula.widgets.nattable.core.layer.LayerInvariants.* |
| |
| class CompositeLayerPainter implements LayerPainter<CompositeLayer> { |
| |
| @Inject extension PainterFactory |
| |
| override paintLayer(CompositeLayer compositeLayer, PixelArea layerPaintArea, GraphicsContext gc) { |
| var yOffset = 0.0 |
| for (compositeRowPosition : 0 ..< compositeLayer.rows.size) { |
| val compositeRow = compositeLayer.rows.get(compositeRowPosition) |
| val isLastCompositeRow = compositeRowPosition == compositeLayer.rows.size - 1 |
| |
| var xOffset = 0.0 |
| for (compositeColumnPosition : 0 ..< compositeRow.childLayers.size) { |
| val childLayer = compositeRow.childLayers.get(compositeColumnPosition) |
| val isLastCompositeColumn = compositeColumnPosition == compositeRow.childLayers.size - 1 |
| |
| gc.pushState |
| gc.translate(xOffset.doubleValue, yOffset.doubleValue) |
| |
| val pixelWidth = if (isLastCompositeColumn) layerPaintArea.width - xOffset else childLayer.pixelWidth |
| val pixelHeight = if (isLastCompositeRow) layerPaintArea.height - yOffset else childLayer.pixelHeight |
| val childLayerPaintArea = new PixelArea(pixelWidth, pixelHeight) |
| |
| gc.clipBounds = new PixelRectangle(0, 0, pixelWidth, pixelHeight) |
| childLayer.layerPainter.paintLayer(childLayer, childLayerPaintArea, gc) |
| gc.popState |
| |
| xOffset = xOffset + childLayer.pixelWidth |
| } |
| |
| yOffset = yOffset + compositeRow.childLayers.get(0).pixelHeight |
| } |
| } |
| |
| } |
