gecko-dev/gfx/src/nsRect.cpp

76 lines
3.0 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (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.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the terms of
* either of the GNU General Public License Version 2 or later (the "GPL"),
* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include "nsRect.h"
#include "nsString.h"
#include "nsDeviceContext.h"
#include "prlog.h"
#include <limits.h>
// the mozilla::css::Side sequence must match the nsMargin nscoord sequence
PR_STATIC_ASSERT((NS_SIDE_TOP == 0) && (NS_SIDE_RIGHT == 1) && (NS_SIDE_BOTTOM == 2) && (NS_SIDE_LEFT == 3));
/* static */
const nsIntRect nsIntRect::kMaxSizedIntRect(0, 0, INT_MAX, INT_MAX);
#ifdef DEBUG
// Diagnostics
FILE* operator<<(FILE* out, const nsRect& rect)
{
nsAutoString tmp;
// Output the coordinates in fractional pixels so they're easier to read
tmp.AppendLiteral("{");
tmp.AppendFloat(NSAppUnitsToFloatPixels(rect.x,
nsDeviceContext::AppUnitsPerCSSPixel()));
tmp.AppendLiteral(", ");
tmp.AppendFloat(NSAppUnitsToFloatPixels(rect.y,
nsDeviceContext::AppUnitsPerCSSPixel()));
tmp.AppendLiteral(", ");
tmp.AppendFloat(NSAppUnitsToFloatPixels(rect.width,
nsDeviceContext::AppUnitsPerCSSPixel()));
tmp.AppendLiteral(", ");
tmp.AppendFloat(NSAppUnitsToFloatPixels(rect.height,
nsDeviceContext::AppUnitsPerCSSPixel()));
tmp.AppendLiteral("}");
fputs(NS_LossyConvertUTF16toASCII(tmp).get(), out);
return out;
}
#endif // DEBUG