[919] | 1 | /**
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| 2 | * ScaleFrameset.java
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| 3 | * Copyright (C) 2010 New Zealand Digital Library, http://expeditee.org
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| 4 | *
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| 5 | * This program is free software: you can redistribute it and/or modify
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| 6 | * it under the terms of the GNU General Public License as published by
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| 7 | * the Free Software Foundation, either version 3 of the License, or
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| 8 | * (at your option) any later version.
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| 9 | *
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| 10 | * This program is distributed in the hope that it will be useful,
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| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 13 | * GNU General Public License for more details.
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| 14 | *
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| 15 | * You should have received a copy of the GNU General Public License
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| 16 | * along with this program. If not, see <http://www.gnu.org/licenses/>.
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| 17 | */
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| 18 |
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[312] | 19 | package org.expeditee.agents;
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| 20 |
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| 21 | import java.util.Collection;
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| 22 |
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[1102] | 23 | import org.expeditee.gio.gesture.StandardGestureActions;
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[312] | 24 | import org.expeditee.gui.Frame;
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| 25 | import org.expeditee.gui.FrameIO;
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| 26 | import org.expeditee.gui.Vector;
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| 27 | import org.expeditee.items.Item;
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| 28 | import org.expeditee.items.Line;
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[636] | 29 | import org.expeditee.items.Text;
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[453] | 30 | import org.expeditee.items.UserAppliedPermission;
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[312] | 31 |
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| 32 | public class ScaleFrameset extends DefaultAgent {
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| 33 | private int _firstFrame = 1;
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| 34 |
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| 35 | private float _scale = 1F;
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| 36 |
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| 37 | private int _maxFrame = Integer.MAX_VALUE;
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| 38 |
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| 39 | public ScaleFrameset(float scale, int firstFrame, int maxFrame) {
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| 40 | super();
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| 41 | _firstFrame = firstFrame;
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| 42 | _maxFrame = maxFrame;
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| 43 | _scale = scale;
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| 44 | }
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| 45 |
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| 46 | public ScaleFrameset(float scale) {
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| 47 | this(scale, 1, Integer.MAX_VALUE);
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| 48 | }
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| 49 |
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| 50 | @Override
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| 51 | protected Frame process(Frame frame) {
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| 52 | String framesetName = frame.getFramesetName();
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| 53 |
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| 54 | _maxFrame = Math.min(FrameIO.getLastNumber(framesetName), _maxFrame);
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| 55 |
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| 56 | // Scale each of the frames
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| 57 | for (int i = _firstFrame; i <= _maxFrame; i++) {
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[512] | 58 | scaleFrame(FrameIO.LoadFrame(framesetName + i), _scale);
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[312] | 59 | }
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| 60 | // TODO fix this so it actually works properly!!
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| 61 | // TODO figure out why it doesnt repaint correctly sometimes
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| 62 |
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| 63 | // TODO make this thread safe!
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[1102] | 64 | StandardGestureActions.Refresh();
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[312] | 65 |
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| 66 | return null;
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| 67 | }
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[512] | 68 |
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| 69 | public static void scaleFrame(Frame frame, float scaleFactor) {
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| 70 |
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| 71 | if (frame == null) {
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| 72 | return;
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| 73 | }
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| 74 |
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| 75 | for (Vector v : frame.getVectors()) {
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| 76 | v.Source.scale(scaleFactor, 0, 0);
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| 77 | }
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| 78 |
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| 79 | Collection<Item> items = frame.getVisibleItems();
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| 80 |
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[636] | 81 | for(Item item : items) {
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| 82 | if(item instanceof Text && item.getSize() <= Text.MINIMUM_FONT_SIZE && scaleFactor < 1) {
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| 83 | return;
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| 84 | }
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| 85 | }
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| 86 |
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[512] | 87 | for (Item item : items) {
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| 88 | // This line is only needed for circles!!
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| 89 | // Need to really fix up the way this works!!
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| 90 | if (item.hasEnclosures())
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| 91 | continue;
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| 92 | if (!item.hasPermission(UserAppliedPermission.full))
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| 93 | continue;
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| 94 | item.invalidateAll();
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| 95 | if (!(item instanceof Line)) {
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| 96 | item.scale(scaleFactor, 0, 0);
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| 97 | }
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| 98 | }
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| 99 |
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| 100 | for (Item item : items) {
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| 101 | if (!item.hasPermission(UserAppliedPermission.full))
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| 102 | continue;
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| 103 | // if (!(item instanceof Line))
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[1102] | 104 | item.invalidateBounds();
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[512] | 105 |
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| 106 | if (item instanceof Line) {
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| 107 | ((Line) item).refreshStroke(item.getThickness());
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| 108 | }
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| 109 |
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| 110 | item.invalidateAll();
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| 111 | }
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| 112 | }
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[312] | 113 | }
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