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libGDX mouse wheel zoom with pivot, closes #169

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This commit is contained in:
Emux
2016-09-16 10:09:26 +03:00
parent 8f58966e9e
commit 7427624275
1 changed files with 3 additions and 12 deletions
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15
vtm-gdx/src/org/oscim/gdx/InputHandler.java
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@@ -218,7 +218,6 @@ public class InputHandler implements InputProcessor {
@Override @Override
public boolean mouseMoved(int screenX, int screenY) { public boolean mouseMoved(int screenX, int screenY) {
mPosX = screenX; mPosX = screenX;
mPosY = screenY; mPosY = screenY;
return false; return false;
@@ -226,18 +225,10 @@ public class InputHandler implements InputProcessor {
@Override @Override
public boolean scrolled(int amount) { public boolean scrolled(int amount) {
float fx = mPosX - mMap.getWidth() / 2;
if (amount > 0) { float fy = mPosY - mMap.getHeight() / 2;
mMap.animator().animateZoom(250, amount > 0 ? 0.75f : 1.333f, fx, fy);
mMap.animator().animateZoom(250, 0.75f, 0, 0);
} else {
float fx = mPosX - mMap.getWidth() / 2;
float fy = mPosY - mMap.getHeight() / 2;
mMap.animator().animateZoom(250, 1.333f, fx, fy);
}
mMap.updateMap(false); mMap.updateMap(false);
return true; return true;
} }
} }