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Fix bounding box rotation mode with placement other than top left.

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This commit is contained in:
Antoine Vandecreme 2016-03-31 16:53:19 -04:00
parent 15a0db045e
commit 05a7e5e467
1 changed files with 46 additions and 24 deletions
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70
src/overlay.js
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@ -287,6 +287,34 @@
// private
_getOverlayPositionAndSize: function(viewport) {
var position = viewport.pixelFromPoint(this.location, true);
var size = this._getSizeinPixels(viewport);
this.adjust(position, size);
var rotate = 0;
if (viewport.degrees &&
this.rotationMode !== $.OverlayRotationMode.NO_ROTATION) {
// BOUNDING_BOX is only valid if both directions get scaled.
// Get replaced by EXACT otherwise.
if (this.rotationMode === $.OverlayRotationMode.BOUNDING_BOX &&
this.width !== null && this.height !== null) {
var rect = new $.Rect(position.x, position.y, size.x, size.y);
var boundingBox = this._getBoundingBox(rect, viewport.degrees);
position = boundingBox.getTopLeft();
size = boundingBox.getSize();
} else {
rotate = viewport.degrees;
}
}
return {
position: position,
size: size,
rotate: rotate
};
},
// private
_getSizeinPixels: function(viewport) {
var width = this.size.x;
var height = this.size.y;
if (this.width !== null || this.height !== null) {
@ -309,36 +337,30 @@
height = eltSize.y;
}
}
var size = new $.Point(width, height);
this.adjust(position, size);
return new $.Point(width, height);
},
var rotate = 0;
// BOUNDING_BOX is only valid if both directions get scaled.
// Get replaced by EXACT otherwise.
if (this.rotationMode === $.OverlayRotationMode.BOUNDING_BOX &&
this.width !== null && this.height !== null) {
var boundingBox = new $.Rect(
position.x, position.y, size.x, size.y, viewport.degrees)
.getBoundingBox();
position = boundingBox.getTopLeft();
size = boundingBox.getSize();
} else if (this.rotationMode !== $.OverlayRotationMode.NO_ROTATION) {
rotate = viewport.degrees;
// private
_getBoundingBox: function(rect, degrees) {
var refPoint = new $.Point(rect.x, rect.y);
var properties = $.Placement.properties[this.placement];
if (properties) {
if (properties.isHorizontallyCentered) {
refPoint.x += rect.width / 2;
} else if (properties.isRight) {
refPoint.x += rect.width;
}
if (properties.isVerticallyCentered) {
refPoint.y += rect.height / 2;
} else if (properties.isBottom) {
refPoint.y += rect.height;
}
}
return {
position: position,
size: size,
rotate: rotate
};
return rect.rotate(degrees, refPoint).getBoundingBox();
},
// private
_getTransformOrigin: function() {
if (this.scales) {
return "top left";
}
var result = "";
var properties = $.Placement.properties[this.placement];
if (!properties) {