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/*
* Copyright 2014 Alex Curran
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License 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.github.amlcurran.showcaseview;
import android.graphics.Rect;
import android.util.Log;
/**
* Class responsible for calculating where the Showcase should position itself
*/
class ShowcaseAreaCalculator {
private final Rect mShowcaseRect = new Rect();
/**
* Creates a {@link android.graphics.Rect} which represents the area the showcase covers. Used
* to calculate where best to place the text
*
* @return true if voidedArea has changed, false otherwise.
*/
public boolean calculateShowcaseRect(float x, float y, ShowcaseDrawer showcaseDrawer) {
int cx = (int) x, cy = (int) y;
int dw = showcaseDrawer.getShowcaseWidth();
int dh = showcaseDrawer.getShowcaseHeight();
if (mShowcaseRect.left == cx - dw / 2 && mShowcaseRect.top == cy - dh / 2) {
return false;
}
Log.d("ShowcaseView", "Recalculated");
mShowcaseRect.left = cx - dw / 2;
mShowcaseRect.top = cy - dh / 2;
mShowcaseRect.right = cx + dw / 2;
mShowcaseRect.bottom = cy + dh / 2;
return true;
}
public Rect getShowcaseRect() {
return mShowcaseRect;
}
}
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