1 | // Copyright 2004-2007 Jean-Francois Poilpret |
2 | // |
3 | // Licensed under the Apache License, Version 2.0 (the "License"); |
4 | // you may not use this file except in compliance with the License. |
5 | // You may obtain a copy of the License at |
6 | // |
7 | // http://www.apache.org/licenses/LICENSE-2.0 |
8 | // |
9 | // Unless required by applicable law or agreed to in writing, software |
10 | // distributed under the License is distributed on an "AS IS" BASIS, |
11 | // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
12 | // See the License for the specific language governing permissions and |
13 | // limitations under the License. |
14 | |
15 | package net.sourceforge.hiveboard.drawing; |
16 | |
17 | import java.awt.Graphics2D; |
18 | import java.awt.Rectangle; |
19 | import java.awt.image.BufferedImage; |
20 | |
21 | public abstract class AbstractGraphicsDrawingAction implements DrawingAction |
22 | { |
23 | final public void perform(BufferedImage image) |
24 | { |
25 | Graphics2D graf = image.createGraphics(); |
26 | internalDraw(graf); |
27 | graf.dispose(); |
28 | } |
29 | |
30 | protected void internalDraw(Graphics2D graf) |
31 | { |
32 | preDraw(graf); |
33 | draw(graf); |
34 | postDraw(graf); |
35 | } |
36 | |
37 | protected void preDraw(Graphics2D graf) |
38 | { |
39 | } |
40 | |
41 | abstract protected void draw(Graphics2D graf); |
42 | |
43 | protected void postDraw(Graphics2D graf) |
44 | { |
45 | } |
46 | |
47 | public Rectangle getActionArea() |
48 | { |
49 | return _area; |
50 | } |
51 | |
52 | protected Rectangle _area = null; |
53 | } |