| 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.view; |
| 16 | |
| 17 | import java.awt.FontMetrics; |
| 18 | import java.awt.Point; |
| 19 | import java.awt.Rectangle; |
| 20 | |
| 21 | import javax.swing.JComponent; |
| 22 | import javax.swing.JTextArea; |
| 23 | |
| 24 | final public class MatteGeometry |
| 25 | { |
| 26 | public MatteGeometry(JComponent pane, FullScreenPrefs prefs, String content) |
| 27 | { |
| 28 | FontMetrics metrics = _fontField.getFontMetrics(prefs.getFont()); |
| 29 | |
| 30 | // Calculate limit coordinates of matte |
| 31 | int height = pane.getHeight(); |
| 32 | int y = (int) (prefs.getMatteY() * height); |
| 33 | y = Math.max(y, MIN_MATTE_Y); |
| 34 | y = Math.min(y, height - MATTE_BORDER - metrics.getAscent() - metrics.getDescent()); |
| 35 | |
| 36 | _rectangle = new Rectangle( 0, |
| 37 | y, |
| 38 | metrics.stringWidth(content) + MATTE_BORDER, |
| 39 | metrics.getHeight() + MATTE_BORDER); |
| 40 | |
| 41 | _textOrigin = y; |
| 42 | _origin = new Point(MATTE_HALF_BORDER, MATTE_HALF_BORDER + metrics.getAscent()); |
| 43 | } |
| 44 | |
| 45 | public Rectangle getMatteRectangle() |
| 46 | { |
| 47 | return _rectangle; |
| 48 | } |
| 49 | |
| 50 | public Point getMatteTextOrigin() |
| 51 | { |
| 52 | return _origin; |
| 53 | } |
| 54 | |
| 55 | public int getMattePaintOrigin() |
| 56 | { |
| 57 | return _textOrigin; |
| 58 | } |
| 59 | |
| 60 | static private final JTextArea _fontField = new JTextArea(); |
| 61 | |
| 62 | private Rectangle _rectangle; |
| 63 | private int _textOrigin; |
| 64 | private Point _origin; |
| 65 | |
| 66 | static private final int MATTE_BORDER = 8; |
| 67 | static private final int MATTE_HALF_BORDER = MATTE_BORDER / 2; |
| 68 | static private final int MIN_MATTE_Y = 0; |
| 69 | } |