
Prefer not to have edgy references to child sexual assault in our tools. Consider that victims of such violence may well grow up to become ROM hackers just as often as the rest of us. Let's not be rude to them!
137 lines
No EOL
4.4 KiB
Java
137 lines
No EOL
4.4 KiB
Java
/*
|
|
*
|
|
* Copyright (C) 2003 Kent Hansen.
|
|
*
|
|
* This file is part of Tile Mangler.
|
|
*
|
|
* Tile Mangler is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* Tile Mangler is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
*/
|
|
|
|
package tm.reversibleaction;
|
|
|
|
import tm.treenodes.BookmarkItemNode;
|
|
import tm.canvases.TMTileCanvas;
|
|
import tm.canvases.TMEditorCanvas;
|
|
|
|
|
|
/**
|
|
*
|
|
* Allows undo/redo of an action that modifies the entire image/selection,
|
|
* such as flip and rotate.
|
|
*
|
|
**/
|
|
|
|
public class ReversibleActionsSelectionAction extends ReversibleAction {
|
|
|
|
public static final int FLIP_ACTION = 1;
|
|
public static final int MIRROR_ACTION = 2;
|
|
public static final int ROTATELEFT_ACTION = 3;
|
|
public static final int ROTATERIGHT_ACTION = 4;
|
|
public static final int SHIFTLEFT_ACTION = 5;
|
|
public static final int SHIFTRIGHT_ACTION = 6;
|
|
public static final int SHIFTUP_ACTION = 7;
|
|
public static final int SHIFTDOWN_ACTION = 8;
|
|
|
|
private TMTileCanvas canvas;
|
|
private int action;
|
|
private BookmarkItemNode bookmark;
|
|
|
|
public ReversibleActionsSelectionAction(String presentationName, TMTileCanvas canvas, int action) {
|
|
super(presentationName);
|
|
this.canvas = canvas;
|
|
this.action = action;
|
|
if (canvas instanceof TMEditorCanvas) {
|
|
bookmark = ((TMEditorCanvas)canvas).getView().createBookmark("");
|
|
}
|
|
}
|
|
|
|
// undo by performing the "inverse" action.
|
|
public void undo() {
|
|
if (canvas instanceof TMEditorCanvas) {
|
|
((TMEditorCanvas)canvas).getView().gotoBookmark(bookmark);
|
|
}
|
|
if (action == FLIP_ACTION) {
|
|
canvas.flip();
|
|
}
|
|
else if (action == MIRROR_ACTION) {
|
|
canvas.mirror();
|
|
}
|
|
else if (action == ROTATELEFT_ACTION) {
|
|
canvas.rotateRight();
|
|
if (canvas instanceof TMEditorCanvas) {
|
|
bookmark = ((TMEditorCanvas)canvas).getView().createBookmark("");
|
|
}
|
|
}
|
|
else if (action == ROTATERIGHT_ACTION) {
|
|
canvas.rotateLeft();
|
|
if (canvas instanceof TMEditorCanvas) {
|
|
bookmark = ((TMEditorCanvas)canvas).getView().createBookmark("");
|
|
}
|
|
}
|
|
else if (action == SHIFTLEFT_ACTION) {
|
|
canvas.shiftRight();
|
|
}
|
|
else if (action == SHIFTRIGHT_ACTION) {
|
|
canvas.shiftLeft();
|
|
}
|
|
else if (action == SHIFTUP_ACTION) {
|
|
canvas.shiftDown();
|
|
}
|
|
else if (action == SHIFTDOWN_ACTION) {
|
|
canvas.shiftUp();
|
|
}
|
|
canvas.redraw();
|
|
}
|
|
|
|
// redo by simply performing the original action again.
|
|
public void redo() {
|
|
if (canvas instanceof TMEditorCanvas) {
|
|
((TMEditorCanvas)canvas).getView().gotoBookmark(bookmark);
|
|
}
|
|
if (action == FLIP_ACTION) {
|
|
canvas.flip();
|
|
}
|
|
else if (action == MIRROR_ACTION) {
|
|
canvas.mirror();
|
|
}
|
|
else if (action == ROTATELEFT_ACTION) {
|
|
canvas.rotateLeft();
|
|
if (canvas instanceof TMEditorCanvas) {
|
|
bookmark = ((TMEditorCanvas)canvas).getView().createBookmark("");
|
|
}
|
|
}
|
|
else if (action == ROTATERIGHT_ACTION) {
|
|
canvas.rotateRight();
|
|
if (canvas instanceof TMEditorCanvas) {
|
|
bookmark = ((TMEditorCanvas)canvas).getView().createBookmark("");
|
|
}
|
|
}
|
|
else if (action == SHIFTLEFT_ACTION) {
|
|
canvas.shiftLeft();
|
|
}
|
|
else if (action == SHIFTRIGHT_ACTION) {
|
|
canvas.shiftRight();
|
|
}
|
|
else if (action == SHIFTUP_ACTION) {
|
|
canvas.shiftUp();
|
|
}
|
|
else if (action == SHIFTDOWN_ACTION) {
|
|
canvas.shiftDown();
|
|
}
|
|
canvas.redraw();
|
|
}
|
|
|
|
public boolean canUndo() { return true; }
|
|
|
|
public boolean canRedo() { return true; }
|
|
|
|
} |