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Don't request to dirty an invalid region if we scroll more than an entire

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screen vertically, instead request to dirty one with zero height.


git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@1862 542714f4-19e9-0310-aa3c-eee0fc999fb1
This commit is contained in:
Michael Bayne
2002-10-30 00:27:37 +00:00
parent 92c6a8a564
commit 6b651c2f9c
1 changed files with 7 additions and 6 deletions
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src/java/com/threerings/media/VirtualMediaPanel.java
+7 -6
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@@ -1,5 +1,5 @@
// //
// $Id: VirtualMediaPanel.java,v 1.10 2002/09/16 23:34:55 mdb Exp $ // $Id: VirtualMediaPanel.java,v 1.11 2002/10/30 00:27:37 mdb Exp $
package com.threerings.media; package com.threerings.media;
@@ -182,13 +182,18 @@ public class VirtualMediaPanel extends MediaPanel
// determine how far we'll be moving on this tick // determine how far we'll be moving on this tick
_dx = _nx - _tx; _dy = _ny - _ty; _dx = _nx - _tx; _dy = _ny - _ty;
Log.info("Scrolling into place [n=(" + _nx + ", " + _ny +
"), t=(" + _tx + ", " + _ty +
"), d=(" + _dx + ", " + _dy +
"), width=" + width + ", height=" + height + "].");
// these are used to prevent the vertical strip from // these are used to prevent the vertical strip from
// overlapping the horizontal strip // overlapping the horizontal strip
int sy = _ny, shei = height; int sy = _ny, shei = height;
// and add invalid rectangles for the exposed areas // and add invalid rectangles for the exposed areas
if (_dy > 0) { if (_dy > 0) {
shei -= _dy; shei = Math.max(shei - _dy, 0);
_remgr.invalidateRegion(_nx, _ny + height - _dy, width, _dy); _remgr.invalidateRegion(_nx, _ny + height - _dy, width, _dy);
} else if (_dy < 0) { } else if (_dy < 0) {
sy -= _dy; sy -= _dy;
@@ -204,10 +209,6 @@ public class VirtualMediaPanel extends MediaPanel
// between here and the call to paint() for this tick don't // between here and the call to paint() for this tick don't
// booch everything // booch everything
_tx = _nx; _ty = _ny; _tx = _nx; _ty = _ny;
// Log.info("Scrolling into place " +
// "[dx=" + _dx + ", dy=" + _dy +
// ", tx=" + _tx + ", ty=" + _ty + "].");
} }
} }