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Now shadows can be hidden using setShadowsVisibility() #88

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Now shadows can be hidden using setShadowsVisibility() #88

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40 changes: 29 additions & 11 deletions library/src/main/java/com/inqbarna/tablefixheaders/TableFixHeaders.java
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Original file line number Diff line number Diff line change
Expand Up @@ -57,6 +57,7 @@ public class TableFixHeaders extends ViewGroup {

private final ImageView[] shadows;
private final int shadowSize;
private boolean shadowsVisible = true;

private final int minimumVelocity;
private final int maximumVelocity;
Expand Down Expand Up @@ -730,18 +731,35 @@ private int[] adjustFirstCellsAndScroll(int scroll, int firstCell, int sizes[])
}

private void shadowsVisibility() {
final int actualScrollX = getActualScrollX();
final int actualScrollY = getActualScrollY();
final int[] remainPixels = {
actualScrollX,
actualScrollY,
getMaxScrollX() - actualScrollX,
getMaxScrollY() - actualScrollY,
};

for (int i = 0; i < shadows.length; i++) {
setAlpha(shadows[i], Math.min(remainPixels[i] / (float) shadowSize, 1));
if (shadowsVisible) {
final int actualScrollX = getActualScrollX();
final int actualScrollY = getActualScrollY();
final int[] remainPixels = {
actualScrollX,
actualScrollY,
getMaxScrollX() - actualScrollX,
getMaxScrollY() - actualScrollY,
};

for (int i = 0; i < shadows.length; i++) {
if (shadows[i].getVisibility() != View.VISIBLE) shadows[i].setVisibility(View.VISIBLE);
setAlpha(shadows[i], Math.min(remainPixels[i] / (float) shadowSize, 1));
}
} else {
for (int i = 0; i < shadows.length; i++) {
if (shadows[i].getVisibility() != View.GONE) shadows[i].setVisibility(View.GONE);
}
}
}

public void setShadowsVisibility(final boolean visible) {
this.shadowsVisible = visible;

// If ready, update visibility
if (adapter != null && heights != null && widths != null) {
shadowsVisibility();
}

}

@TargetApi(Build.VERSION_CODES.HONEYCOMB)
Expand Down