Left: Implement composite structures

2020-12-08 18:38:32 +07:00
commit ce1a245ca6
45 changed files with 2343 additions and 0 deletions
@@ -0,0 +1,61 @@
+package view.gui;
+
+import java.awt.BasicStroke;
+import java.awt.Color;
+import java.awt.Graphics2D;
+import java.awt.Stroke;
+import java.util.EnumMap;
+
+import model.AbstractShape;
+import model.ShapeColor;
+import model.ShapeShadingType;
+import view.interfaces.IDrawShape;
+import view.interfaces.PaintCanvasBase;
+
+/**
+ * DrawRectangle class
+ *
+ * Responsibility: Contains strategy for drawing rectangle.
+ *
+ * @author Minh Bui
+ */
+
+public class DrawRectangle implements IDrawShape {
+
+	@Override
+	public void draw(AbstractShape shape, PaintCanvasBase canvas, EnumMap<ShapeColor, Color> colorMap,
+					 Stroke selectStroke, boolean offset) {
+		Graphics2D graphics2d = canvas.getGraphics2D();
+
+		int width = Math.abs(shape.getEndX() - shape.getStartX());
+		int height = Math.abs(shape.getEndY() - shape.getStartY());
+
+		int x = Math.min(shape.getStartX(), shape.getEndX());
+		int y = Math.min(shape.getStartY(), shape.getEndY());
+
+		Stroke customStroke = new BasicStroke(5f);
+
+		if (offset) {
+			x = x - SELECT_STROKE_OFFSET;
+			y = y - SELECT_STROKE_OFFSET;
+			width = width + SELECT_WIDTH_HEIGHT_OFFSET;
+			height = height + SELECT_WIDTH_HEIGHT_OFFSET;
+			graphics2d.setStroke(selectStroke);
+		} else {
+			graphics2d.setStroke(customStroke);
+		}
+
+		graphics2d.setColor(colorMap.get(shape.getPrimaryColor()));
+
+		if (shape.getShadingType() == ShapeShadingType.FILLED_IN) {
+			graphics2d.fillRect(x, y, width, height);
+		} else if (shape.getShadingType() == ShapeShadingType.OUTLINE) {
+			graphics2d.drawRect(x, y, width, height);
+		} else {
+			graphics2d.fillRect(x, y, width, height);
+			graphics2d.setColor(colorMap.get(shape.getSecondaryColor()));
+			graphics2d.drawRect(x, y, width, height);
+		}
+	}
+
+}