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UMEGeometry.h
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UMEGeometry.h
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// Copyright 2010 Todd Ditchendorf
//
// 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.
#import <Cocoa/Cocoa.h>
typedef struct UMEEdgeInsets {
CGFloat top, left, bottom, right; // specify amount to inset (positive) for each of the edges. values can be negative to 'outset'
} UMEEdgeInsets;
static inline UMEEdgeInsets UMEEdgeInsetsMake(CGFloat top, CGFloat left, CGFloat bottom, CGFloat right) {
UMEEdgeInsets insets = {top, left, bottom, right};
return insets;
}
static inline CGRect UMEEdgeInsetsInsetRect(CGRect rect, UMEEdgeInsets insets) {
rect.origin.x += insets.left;
rect.origin.y += insets.top;
rect.size.width -= (insets.left + insets.right);
rect.size.height -= (insets.top + insets.bottom);
return rect;
}
static inline BOOL UMEEdgeInsetsEqualToEdgeInsets(UMEEdgeInsets insets1, UMEEdgeInsets insets2) {
return insets1.left == insets2.left && insets1.top == insets2.top && insets1.right == insets2.right && insets1.bottom == insets2.bottom;
}
extern const UMEEdgeInsets UMEEdgeInsetsZero;