/*
* Copyright 2013, Edmodo, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not use this work except in compliance with the License.
* You may obtain a copy of the License in the LICENSE file, or at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS"
* BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language
* governing permissions and limitations under the License.
*/
package com.marshalchen.common.uimodule.cropperimage.cropwindow.handle;
import android.graphics.Rect;
import com.marshalchen.common.uimodule.cropperimage.cropwindow.edge.Edge;
import com.marshalchen.common.uimodule.cropperimage.cropwindow.edge.EdgePair;
/**
* HandleHelper class to handle corner Handles (i.e. top-left, top-right,
* bottom-left, and bottom-right handles).
*/
class CornerHandleHelper extends HandleHelper {
// Constructor /////////////////////////////////////////////////////////////
CornerHandleHelper(Edge horizontalEdge, Edge verticalEdge) {
super(horizontalEdge, verticalEdge);
}
// HandleHelper Methods ////////////////////////////////////////////////////
@Override
void updateCropWindow(float x,
float y,
float targetAspectRatio,
Rect imageRect,
float snapRadius) {
final EdgePair activeEdges = getActiveEdges(x, y, targetAspectRatio);
final Edge primaryEdge = activeEdges.primary;
final Edge secondaryEdge = activeEdges.secondary;
primaryEdge.adjustCoordinate(x, y, imageRect, snapRadius, targetAspectRatio);
secondaryEdge.adjustCoordinate(targetAspectRatio);
if (secondaryEdge.isOutsideMargin(imageRect, snapRadius)) {
secondaryEdge.snapToRect(imageRect);
primaryEdge.adjustCoordinate(targetAspectRatio);
}
}
}