Uses 108K of libraries. Click here for Pure Java version (9058L/65K).
1 | // onColor is called with null value when mouse moves outside of image surface |
2 | svoid imageSurfaceColorPicker(ImageSurface is, VF1<RGB> onColor) {
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3 | if (is == null || onColor == null) ret; |
4 | swing {
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5 | MouseAdapter ma = new MouseAdapter {
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6 | public void mouseMoved(MouseEvent e) { pick(e); }
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7 | public void mouseEntered(MouseEvent e) { pick(e); }
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8 | public void mouseExited(MouseEvent e) { pick(null); }
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9 | |
10 | void pick(MouseEvent e) {
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11 | if (e == null) callF(onColor, (RGB) null); |
12 | else callF(onColor, bufferedImage_getRGB(is.getImage(), is.pointFromEvent(e))); |
13 | } |
14 | }; |
15 | is.addMouseMotionListener(ma); |
16 | is.addMouseListener(ma); |
17 | } |
18 | } |
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| Snippet ID: | #1024564 |
| Snippet name: | imageSurfaceColorPicker |
| Eternal ID of this version: | #1024564/4 |
| Text MD5: | 69ff8d5247413dc46aefa9060ceca58b |
| Transpilation MD5: | a3dd21e019c980ee367671645f1dc831 |
| Author: | stefan |
| Category: | javax / image analysis |
| Type: | JavaX fragment (include) |
| Public (visible to everyone): | Yes |
| Archived (hidden from active list): | No |
| Created/modified: | 2019-08-18 14:52:56 |
| Source code size: | 692 bytes / 18 lines |
| Pitched / IR pitched: | No / No |
| Views / Downloads: | 225 / 312 |
| Version history: | 3 change(s) |
| Referenced in: | [show references] |