1 | /*
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2 | * Copyright 2002-2004 The Apache Software Foundation
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3 | *
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4 | * Licensed under the Apache License, Version 2.0 (the "License");
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5 | * you may not use this file except in compliance with the License.
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6 | * You may obtain a copy of the License at
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7 | *
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8 | * http://www.apache.org/licenses/LICENSE-2.0
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9 | *
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10 | * Unless required by applicable law or agreed to in writing, software
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11 | * distributed under the License is distributed on an "AS IS" BASIS,
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12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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13 | * See the License for the specific language governing permissions and
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14 | * limitations under the License.
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15 | *
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16 | */
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17 | package org.apache.tools.ant.types.optional.image;
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18 |
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19 | import javax.media.jai.PlanarImage;
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20 | import java.awt.Graphics2D;
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21 | import java.awt.image.BufferedImage;
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22 |
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23 | /**
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24 | *
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25 | * @see org.apache.tools.ant.taskdefs.optional.image.Image
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26 | */
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27 | public class Draw extends TransformOperation {
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28 | protected int xloc = 0;
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29 | protected int yloc = 0;
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30 |
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31 | public void setXloc(int x) {
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32 | xloc = x;
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33 | }
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34 |
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35 | public void setYloc(int y) {
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36 | yloc = y;
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37 | }
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38 |
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39 | public void addRectangle(Rectangle rect) {
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40 | instructions.add(rect);
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41 | }
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42 |
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43 | public void addText(Text text) {
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44 | instructions.add(text);
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45 | }
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46 |
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47 | public void addEllipse(Ellipse elip) {
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48 | instructions.add(elip);
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49 | }
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50 |
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51 | public void addArc(Arc arc) {
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52 | instructions.add(arc);
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53 | }
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54 |
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55 |
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56 | public PlanarImage executeTransformOperation(PlanarImage image) {
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57 | BufferedImage bi = image.getAsBufferedImage();
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58 | Graphics2D graphics = (Graphics2D) bi.getGraphics();
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59 |
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60 | for (int i = 0; i < instructions.size(); i++) {
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61 | ImageOperation instr = ((ImageOperation) instructions.elementAt(i));
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62 | if (instr instanceof DrawOperation) {
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63 | PlanarImage op = ((DrawOperation) instr).executeDrawOperation();
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64 | log("\tDrawing to x=" + xloc + " y=" + yloc);
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65 | graphics.drawImage(op.getAsBufferedImage(), null, xloc, yloc);
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66 | } else if (instr instanceof TransformOperation) {
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67 | PlanarImage op
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68 | = ((TransformOperation) instr).executeTransformOperation(null);
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69 | BufferedImage child = op.getAsBufferedImage();
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70 | log("\tDrawing to x=" + xloc + " y=" + yloc);
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71 | graphics.drawImage(child, null, xloc, yloc);
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72 | PlanarImage.wrapRenderedImage(bi);
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73 | }
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74 | }
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75 | image = PlanarImage.wrapRenderedImage(bi);
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76 |
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77 | return image;
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78 | }
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79 | }
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