Renamed MobileSprite to AmbulatorySprite and fixed up to face the
proper direction while following a path. git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@153 542714f4-19e9-0310-aa3c-eee0fc999fb1
This commit is contained in:
Walter Korman
+27
-41
@@ -1,5 +1,5 @@
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//
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// $Id: MobileSprite.java,v 1.3 2001/08/02 00:42:02 shaper Exp $
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// $Id: CharacterSprite.java,v 1.1 2001/08/02 21:02:56 shaper Exp $
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package com.threerings.miso.sprite;
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@@ -8,31 +8,31 @@ import com.threerings.miso.tile.Tile;
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import com.threerings.miso.tile.TileManager;
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/**
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* A MobileSprite is a sprite that can face in one of eight compass
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* directions and that can be animated moving from one location to
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* another (e.g., a human's legs move and arms swing.)
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* A <code>AmbulatorySprite</code> is a sprite that can face in one of
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* eight compass directions and animate itself walking along any
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* chosen path.
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*/
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public class MobileSprite extends Sprite
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public class AmbulatorySprite extends Sprite
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{
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/**
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* Construct a MobileSprite object, loading the tiles used to
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* display the sprite from specified tileset via the given tile
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* manager.
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* Construct a <code>AmbulatorySprite</code>, loading the tiles
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* used to display the sprite from the given tileset via the given
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* tile manager.
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*
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* @param x the sprite x-position in pixels.
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* @param y the sprite y-position in pixels.
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* @param tilemgr the tile manager to retrieve tiles from.
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* @param tsid the tileset id containing the sprite tiles.
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*/
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public MobileSprite (SpriteManager spritemgr, int x, int y,
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TileManager tilemgr, int tsid)
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public AmbulatorySprite (SpriteManager spritemgr, int x, int y,
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TileManager tilemgr, int tsid)
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{
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super(spritemgr, x, y);
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_charTiles = getTiles(tilemgr, tsid);
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_dirTiles = getTiles(tilemgr, tsid);
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_dir = Path.DIR_SOUTH;
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setTiles(_charTiles[0]);
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setTiles(_dirTiles[0]);
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}
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/**
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@@ -70,37 +70,23 @@ public class MobileSprite extends Sprite
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* @param x the destination x-position.
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* @param y the destination y-position.
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*/
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public void setDestination (int x, int y)
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protected void moveAlongPath ()
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{
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// select the new path node
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super.moveAlongPath();
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// bail if we're at the end of the path
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if (_dest == null) {
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// stop any walking animation
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setAnimationDelay(ANIM_NONE);
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return;
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}
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// update the sprite tiles to reflect the direction
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setTiles(_charTiles[_dir = getDirection(x, y)]);
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setTiles(_dirTiles[_dir = _dest.dir]);
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// call superclass to effect the beginnings of the move
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super.setDestination(x, y);
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if (_state == STATE_MOVING) {
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setAnimationDelay(0);
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}
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}
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/**
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* Return the directional constant corresponding to the direction
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* the specified point is in from the sprite.
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*/
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protected int getDirection (int x, int y)
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{
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if (x >= this.x - DIR_BUFFER && x <= this.x + DIR_BUFFER) {
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return (y < this.y) ? Path.DIR_NORTH : Path.DIR_SOUTH;
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} else if (y >= this.y - DIR_BUFFER && y <= this.y + DIR_BUFFER) {
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return (x >= this.x) ? Path.DIR_EAST : Path.DIR_WEST;
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} else if (x > this.x) {
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return (y < this.y) ? Path.DIR_NORTHEAST : Path.DIR_SOUTHEAST;
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} else {
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return (y < this.y) ? Path.DIR_NORTHWEST : Path.DIR_SOUTHWEST;
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}
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// start tile animation to show movement
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setAnimationDelay(0);
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}
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/** The number of frames of animation for each direction. */
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@@ -113,7 +99,7 @@ public class MobileSprite extends Sprite
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protected static final int DIR_BUFFER = 20;
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/** The animation frames for the sprite facing each direction. */
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protected Tile[][] _charTiles;
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protected Tile[][] _dirTiles;
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/** The direction the sprite is currently facing. */
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protected int _dir;
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@@ -1,5 +1,5 @@
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//
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// $Id: LineSegmentPath.java,v 1.2 2001/08/02 20:43:03 shaper Exp $
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// $Id: LineSegmentPath.java,v 1.3 2001/08/02 21:02:56 shaper Exp $
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package com.threerings.miso.sprite;
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@@ -7,11 +7,11 @@ import java.util.ArrayList;
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import java.util.Enumeration;
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/**
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* The Path class represents the path a sprite follows while
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* meandering about the screen. There must be at least two nodes in
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* any worthwhile path. The direction of the first node in the path
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* is meaningless since the sprite begins at that node and will
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* therefore never be heading towards it.
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* The <code>Path</code> class represents the path a sprite follows
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* while meandering about the screen. There must be at least two
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* nodes in any worthwhile path. The direction of the first node in
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* the path is meaningless since the sprite begins at that node and
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* will therefore never be heading towards it.
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*/
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public class Path
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{
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@@ -29,13 +29,21 @@ public class Path
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public static final int DIR_SOUTHEAST = 7;
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/**
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* Construct a Path object.
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* Construct a <code>Path</code> object.
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*/
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public Path ()
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{
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_nodes = new ArrayList();
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}
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/**
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* Construct a <code>Path</code> object with the specified
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* starting node coordinates. An arbitrary direction will be
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* assigned to the starting node.
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*
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* @param x the starting node x-position.
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* @param y the starting node y-position.
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*/
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public Path (int x, int y)
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{
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_nodes = new ArrayList();
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@@ -1,12 +1,13 @@
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//
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// $Id: PathNode.java,v 1.2 2001/08/02 20:43:03 shaper Exp $
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// $Id: PathNode.java,v 1.3 2001/08/02 21:02:56 shaper Exp $
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package com.threerings.miso.sprite;
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import java.awt.Point;
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/**
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* The PathNode object is a single destination point in a Path.
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* The <code>PathNode</code> is a single destination point in a
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* <code>Path</code>.
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*/
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public class PathNode
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{
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@@ -17,7 +18,7 @@ public class PathNode
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public int dir;
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/**
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* Construct a PathNode object.
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* Construct a <code>PathNode</code> object.
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*
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* @param x the node x-position.
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* @param y the node y-position.
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@@ -1,5 +1,5 @@
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//
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// $Id: ViewerFrame.java,v 1.5 2001/08/02 00:42:02 shaper Exp $
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// $Id: ViewerFrame.java,v 1.6 2001/08/02 21:02:57 shaper Exp $
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package com.threerings.miso.viewer;
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@@ -41,12 +41,12 @@ class ViewerFrame extends JFrame implements WindowListener
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TileManager tilemgr = _ctx.getTileManager();
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// add the test character sprite to the sprite manager
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MobileSprite ms =
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new MobileSprite(spritemgr, 300, 300, tilemgr, TSID_CHAR);
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spritemgr.addSprite(ms);
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AmbulatorySprite sprite =
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new AmbulatorySprite(spritemgr, 300, 300, tilemgr, TSID_CHAR);
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spritemgr.addSprite(sprite);
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// set up the scene view panel with a default scene
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SceneViewPanel svpanel = new SceneViewPanel(_ctx, spritemgr, ms);
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SceneViewPanel svpanel = new SceneViewPanel(_ctx, spritemgr, sprite);
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// add the scene view panel
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getContentPane().add(svpanel, BorderLayout.CENTER);
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