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flex-object-handles
User resizeable container for flex components.
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Issue
26
attachment: PatchedFixedRatioObjectHandles.as
(4.3 KB)
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package de.netzgiganten.giantsuite.ncreator.view.wizard.imageproperty.step.crop {
import com.roguedevelopment.objecthandles.FixedRatioObjectHandles;
import flash.geom.Point;
public class PatchedFixedRatioObjectHandles extends com.roguedevelopment.objecthandles.FixedRatioObjectHandles {
protected function get effectiveMinHeight():Number {
var effectiveMinHeight:Number = this.minHeight;
if (alwaysMaintainAspectRatio) {
if (aspectRatio < 1) {
// Object handles is higher than wide.
var tmp:Number = minWidth * aspectRatio;
if (tmp > minHeight) {
effectiveMinHeight = tmp;
}
}
}
return effectiveMinHeight;
}
protected function get effectiveMinWidth():Number {
var effectiveMinWidth:Number = this.minWidth;
if (alwaysMaintainAspectRatio) {
if (aspectRatio > 1) {
// Object handles is wider than high.
var tmp:Number = minHeight * aspectRatio;
if (tmp > minWidth) {
effectiveMinWidth = tmp;
}
}
}
return effectiveMinWidth;
}
protected function get effectiveMaxHeight():Number {
var effectiveMaxHeight:Number = parent.height;
if (alwaysMaintainAspectRatio) {
effectiveMaxHeight = parent.width / aspectRatio;
}
return effectiveMaxHeight;
}
protected function get effectiveMaxWidth():Number {
var effectiveMaxWidth:Number = parent.width;
if (alwaysMaintainAspectRatio) {
effectiveMaxWidth = parent.height * aspectRatio;
}
return effectiveMaxWidth;
}
override protected function applyConstraints(desiredPositon:Point, desiredSize:Point):void {
var diff:int;
var effectiveMinHeight:Number = this.effectiveMinHeight;
var effectiveMinWidth:Number = this.effectiveMinWidth;
var effectiveMaxHeight:Number = this.effectiveMaxHeight;
var effectiveMaxWidth:Number = this.effectiveMaxWidth;
// Minimum height check
if (desiredSize.y < effectiveMinHeight) {
diff = effectiveMinHeight - desiredSize.y;
desiredSize.y = effectiveMinHeight;
if (desiredPositon.y != y) {
desiredPositon.y -= diff;
}
}
// Minimum width check
if (desiredSize.x < effectiveMinWidth) {
diff = effectiveMinWidth - desiredSize.x;
desiredSize.x = effectiveMinWidth;
if (desiredPositon.x != x) {
desiredPositon.x -= diff;
}
}
// Maximum height check
if (desiredSize.y > effectiveMaxHeight) {
diff = effectiveMaxHeight - desiredSize.y;
desiredSize.y = effectiveMaxHeight;
if (desiredPositon.y != y) {
desiredPositon.y += diff;
}
}
// Maximum width check
if (desiredSize.x > effectiveMaxWidth) {
diff = effectiveMaxWidth - desiredSize.x;
desiredSize.x = effectiveMaxWidth;
if (desiredPositon.x != x) {
desiredPositon.x += diff;
}
}
if (!allowHMove) {
desiredPositon.x = originalPosition.x;
}
if (!allowVMove) {
desiredPositon.y = originalPosition.y;
}
if ((yAnchor != -1) && (yAnchor < desiredPositon.y)) {
diff = desiredPositon.y - yAnchor;
desiredPositon.y = yAnchor;
if (desiredSize.y != height) {
desiredSize.y += diff;
}
}
if ((xAnchor != -1) && (xAnchor < desiredPositon.x)) {
diff = desiredPositon.x - xAnchor;
desiredPositon.x = xAnchor;
if (desiredSize.x != width) {
desiredSize.x += diff;
}
}
if ((xAnchor != -1) && (xAnchor > (desiredPositon.x + desiredSize.x))) {
diff = xAnchor - (desiredPositon.x + desiredSize.x);
if (desiredSize.x != width) {
desiredSize.x += diff;
}
desiredPositon.x = xAnchor - desiredSize.x;
}
if ((yAnchor != -1) && (yAnchor > (desiredPositon.y + desiredSize.y))) {
diff = yAnchor - (desiredPositon.y + desiredSize.y);
if (desiredSize.y != height) {
desiredSize.y += diff;
}
desiredPositon.y = yAnchor - desiredSize.y;
}
}
}
}
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