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1
7 package com.nightlabs.editor2d.impl;
8
9 import java.awt.Rectangle  ;
10 import java.awt.geom.AffineTransform ;
11 import java.awt.image.AffineTransformOp ;
12 import java.awt.image.BufferedImage ;
13 import java.util.logging.Logger ;
14
15 import com.nightlabs.editor2d.ImageDrawComponent;
16 import com.nightlabs.editor2d.j2d.GeneralShape;
17 import com.nightlabs.editor2d.j2d.GeneralShapeFactory;
18 import com.nightlabs.editor2d.util.EditorModelUtil;
19
20 public class ImageDrawComponentImpl
21 extends DrawComponentImpl
22 implements ImageDrawComponent
23 {
24
26
34 protected static final BufferedImage IMAGE_EDEFAULT = null;
35
36
44 protected BufferedImage image = IMAGE_EDEFAULT;
45
46
51 public ImageDrawComponentImpl() {
52 super();
53 }
54
55
60 public BufferedImage getImage() {
61 return image;
62 }
63
64
69 public void setImage(BufferedImage newImage)
70 {
71 BufferedImage oldImage = image;
72 primSetImage(newImage);
73 firePropertyChange(PROP_IMAGE, oldImage, image);
74 }
75
76
81 public GeneralShape getImageShape() {
82 return imageShape;
83 }
84
85 protected BufferedImage originalImage;
86 protected void primSetImage(BufferedImage newImage)
87 {
88 image = newImage;
89 originalImage = cloneImage(image);
90 bounds = null;
91 imageShape = GeneralShapeFactory.createRectangle(getBounds().x, getBounds().y, getBounds().width, getBounds().height);
92 }
93
94
99 public String toString()
100 {
101 StringBuffer result = new StringBuffer (super.toString());
102 result.append(" (image: ");
103 result.append(image);
104 result.append(')');
105 return result.toString();
106 }
107
108 public Rectangle getBounds()
109 {
110 if (bounds == null)
111 {
112 if (image != null)
113 bounds = new Rectangle (x, y, image.getWidth(), image.getHeight());
114 else
115 return super.getBounds();
116 }
117 return bounds;
118 }
119
120 protected void primSetX(int x)
121 {
122 if (x == getBounds().x)
123 return;
124
125 bounds = null;
126
127 if (imageShape != null) {
128 atUtil.setToIdentity();
129 atUtil.translate(x - getBounds().x, 0);
130 imageShape.transform(atUtil);
131 }
133 }
134
135 protected void primSetY(int y)
136 {
137 if (y == getBounds().y)
138 return;
139
140 bounds = null;
141
142 if (imageShape != null) {
143 atUtil.setToIdentity();
144 atUtil.translate(0, y - getBounds().y);
145 imageShape.transform(atUtil);
146 }
148 }
149
150 protected void primSetLocation(int newX, int newY, boolean transformRotationCenter)
151 {
152 if (imageShape != null)
153 {
154 x = newX;
155 y = newY;
156 atUtil.setToIdentity();
157 atUtil.translate((float)newX - (float)getX(), (float)newY - (float)getY());
158
159 if (transformRotationCenter)
160 transformRotationCenter(atUtil);
161
162 imageShape.transform(atUtil);
163 }
164 bounds = null;
165 }
166
167 public void setLocation(int newX, int newY)
168 {
169 primSetLocation(newX, newY, true);
170 }
171
172 protected void setSize(int newWidth, int newHeight)
173 {
174 atUtil.setToIdentity();
175 float ratioY = (float)newHeight / (float)getHeight();
176 ratioY = EditorModelUtil.checkFactor(ratioY);
177 float ratioX = (float)newWidth / (float)getWidth();
178 ratioX = EditorModelUtil.checkFactor(ratioX);
179 atUtil.scale(ratioX, ratioY);
180
181 transformRotationCenter(atUtil);
182 transform(atUtil);
183 }
184
185 protected void primSetRotation(double newRotation)
186 {
187 double oldRotation = rotation;
188 rotation = EditorModelUtil.getConstrainedValue(newRotation, rotationLimit);
190
191 if (oldRotation == newRotation)
192 return;
193
194 double degreesToRotate = EditorModelUtil.calcDiffRotation(rotation, oldRotation);
195 double degreesToRotateInRadians = Math.toRadians(degreesToRotate);
196
197 if (degreesToRotate != 0)
198 {
199 Rectangle imageShapeBounds = imageShape.getBounds();
200 int sx = imageShapeBounds.width;
201 int sy = imageShapeBounds.height;
202 atUtil.setToIdentity();
203 atUtil.rotate(degreesToRotateInRadians, getRotationX(), getRotationY());
204 Rectangle shapeBounds = getTransformedShapeBounds(atUtil);
205 int dx = shapeBounds.width;
206 int dy = shapeBounds.height;
207 atUtil.setToIdentity();
209 atUtil.setToTranslation(dx / 2, dy / 2);
210 atUtil.rotate(degreesToRotateInRadians);
211 atUtil.translate(-sx / 2, -sy / 2);
212
213 BufferedImage dest = new BufferedImage (dx, dy, BufferedImage.TYPE_INT_ARGB);
214 affineTransform.preConcatenate(atUtil);
215 AffineTransformOp op = new AffineTransformOp (affineTransform, interpolationType);
216 image = op.filter(originalImage, dest);
217 dest = null;
218 bounds = null;
219
220
227 int diffX = (dx - sx) / 2;
229 int diffY = (dy - sy) / 2;
230
231
238 primSetLocation(getX()-diffX, getY()-diffY, false);
239
240 }
245 }
246
247 protected AffineTransformOp op;
248 protected int interpolationType = AffineTransformOp.TYPE_BILINEAR;
249 public void transform(AffineTransform newAT)
250 {
251 affineTransform.preConcatenate(newAT);
252 op = new AffineTransformOp (affineTransform, interpolationType);
256 if (image != null) {
257 Rectangle shapeBounds = getTransformedShapeBounds(newAT);
259 BufferedImage bi = createCompatibleImage(affineTransform, shapeBounds.width, shapeBounds.height);
261 image = op.filter(originalImage, bi);
262 }
265 if (getParent() != null)
266 getParent().notifyChildTransform(this);
267 }
268
269 protected BufferedImage createCompatibleImage(AffineTransform at)
270 {
271 Rectangle shapeBounds = getTransformedShapeBounds(at);
272 BufferedImage dest = new BufferedImage (shapeBounds.width, shapeBounds.height, BufferedImage.TYPE_INT_ARGB);
273 return dest;
275 }
276
277 protected BufferedImage createCompatibleImage(AffineTransform at, int width, int height)
278 {
279 return new BufferedImage (width, height, BufferedImage.TYPE_INT_ARGB);
280 }
281
282 protected GeneralShape imageShape;
283 protected Rectangle getTransformedShapeBounds(AffineTransform at)
284 {
285 imageShape.transform(at);
286 return imageShape.getBounds();
287 }
288
289 protected BufferedImage cloneImage(BufferedImage src) {
290 return src.getSubimage(0, 0, src.getWidth(), src.getHeight());
291 }
292
293 public Class getRenderModeClass() {
294 return ImageDrawComponent.class;
295 }
296
297 public String getTypeName() {
301 return "Image";
302 }
303
304 } |
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