AfflictionNetworks/narya
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Added ability for card sprites to be flipped to reveal a different card's image (such as from the card-back to a front). This is done by gradually scaling horizontally to no width, then scaling back up with the new image.

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git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@3803 542714f4-19e9-0310-aa3c-eee0fc999fb1
This commit is contained in:
Mike Thomas
2006-01-09 21:45:06 +00:00
parent 965dc959e5
commit bf45bb876e
1 changed files with 67 additions and 0 deletions
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src/java/com/threerings/parlor/card/client/CardSprite.java
+67
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@@ -24,6 +24,7 @@ package com.threerings.parlor.card.client;
import java.awt.AlphaComposite;
import java.awt.Composite;
import java.awt.Graphics2D;
import java.awt.geom.AffineTransform;
import com.threerings.media.image.Mirage;
import com.threerings.media.sprite.OrientableImageSprite;
@@ -160,6 +161,18 @@ public class CardSprite extends OrientableImageSprite
{
return _alphaComposite.getAlpha();
}
/**
* Flip the card from its current displayed card to the specified card.
*/
public void flip (Card newCard, long duration)
{
_flipStamp = 0;
_flipDuration = duration;
_flipCard = newCard;
_scaleFactor = 1.0;
}
/**
* Fades this sprite in over the specified duration after
@@ -234,6 +247,38 @@ public class CardSprite extends OrientableImageSprite
public void tick (long tickStamp)
{
super.tick(tickStamp);
// Take care of any flipping we might be doing.
if (_flipDuration != -1) {
if (_flipStamp == 0) {
_flipStamp = tickStamp;
}
long diff = tickStamp - _flipStamp;
// Set the new scale while we're flipping
if (diff < _flipDuration/2) {
_scaleFactor = 1.0 - ((float)diff*2)/_flipDuration;
} else {
// Switch the image to the card we're flipping to.
if (_flipCard != null) {
setCard(_flipCard);
_flipCard = null;
}
_scaleFactor = ((float)diff*2)/_flipDuration - 1.0;
}
// If we're done, stop flipping.
if (_scaleFactor > 1.0) {
_scaleFactor = 1.0;
_flipDuration = -1;
}
// Make sure we flag our location as needing redrawing
if (_mgr != null) {
_mgr.getRegionManager().invalidateRegion(_bounds);
}
}
if (_fadeInDuration != -1) {
if (_path != null && (tickStamp-_pathStamp) <= _fadeInDuration) {
@@ -294,6 +339,14 @@ public class CardSprite extends OrientableImageSprite
// Documentation inherited.
public void paint (Graphics2D gfx)
{
// If we are flipping the card, scale it horizontally.
AffineTransform otrans = gfx.getTransform();
if (_scaleFactor < 1.0) {
gfx.translate(getX() + getWidth()/2, 0);
gfx.scale(_scaleFactor, 1.0);
gfx.translate(-getX() - getWidth()/2, 0);
}
if (_alphaComposite.getAlpha() < 1.0f) {
Composite ocomp = gfx.getComposite();
gfx.setComposite(_alphaComposite);
@@ -303,6 +356,8 @@ public class CardSprite extends OrientableImageSprite
} else {
super.paint(gfx);
}
gfx.setTransform(otrans);
}
/**
@@ -343,6 +398,18 @@ public class CardSprite extends OrientableImageSprite
/** The alpha composite. */
protected AlphaComposite _alphaComposite =
AlphaComposite.getInstance(AlphaComposite.SRC_OVER, 1.0f);
/** The horizontal scale factor used while flipping the card. */
protected double _scaleFactor = 1.0;
/** If flipping, how long the current flip should take (otherwise -1). */
protected long _flipDuration;
/** The timestamp for when we started flipping the card. */
protected long _flipStamp;
/** The card which will be revealed when we're done flipping. */
protected Card _flipCard;
/** If fading in, the fade-in duration (otherwise -1). */
protected long _fadeInDuration = -1;