haiku/headers/os/interface/LayoutUtils.h
Ingo Weinhold dd5ac13b5f * Added FixSizeConstraints() functions, which adjust the elements of a (min,
max, preferred) size triple so that they are compatible with each other.
* Implemented AlignInFrame(BView*, BRect).


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@21353 a95241bf-73f2-0310-859d-f6bbb57e9c96
2007-06-08 23:14:48 +00:00

41 lines
1.2 KiB
C++

/*
* Copyright 2006, Haiku Inc.
* Distributed under the terms of the MIT License.
*/
#ifndef _LAYOUT_UTILS_H
#define _LAYOUT_UTILS_H
#include <Alignment.h>
#include <Rect.h>
#include <Size.h>
class BView;
class BLayoutUtils {
public:
// static float AddSizesFloat(float a, float b);
// static float AddSizesFloat(float a, float b, float c);
static float AddDistances(float a, float b);
static float AddDistances(float a, float b, float c);
static int32 AddSizesInt32(int32 a, int32 b);
static int32 AddSizesInt32(int32 a, int32 b, int32 c);
// static float SubtractSizesFloat(float a, float b);
static int32 SubtractSizesInt32(int32 a, int32 b);
static float SubtractDistances(float a, float b);
static void FixSizeConstraints(float& min, float& max,
float& preferred);
static void FixSizeConstraints(BSize& min, BSize& max,
BSize& preferred);
static BSize ComposeSize(BSize size, BSize layoutSize);
static BAlignment ComposeAlignment(BAlignment alignment,
BAlignment layoutAlignment);
static BRect AlignInFrame(BRect frame, BSize maxSize,
BAlignment alignment);
static void AlignInFrame(BView* view, BRect frame);
};
#endif // _LAYOUT_UTILS_H