Mozilla/mozilla/widget/src/mac/nsStylClipboardUtils.cpp
2005-01-28 17:59:37 +00:00

118 lines
4.2 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.
*
* The Initial Developer of the Original Code is
* is Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 2002
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the terms of
* either 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 "nsStylClipboardUtils.h"
#include "nsMemory.h"
#include "nsCarbonHelpers.h"
#include <Appearance.h>
nsresult CreateStylFromScriptRuns(ScriptCodeRun *scriptCodeRuns,
ItemCount scriptRunOutLen,
char **stylData,
PRInt32 *stylLen)
{
PRInt32 scrpRecLen = sizeof(short) + sizeof(ScrpSTElement) * scriptRunOutLen;
StScrpRec *scrpRec = NS_REINTERPRET_CAST(StScrpRec*,
nsMemory::Alloc(scrpRecLen));
NS_ENSURE_TRUE(scrpRec, NS_ERROR_OUT_OF_MEMORY);
OSErr err = noErr;
Str255 themeFontName;
SInt16 textSize;
Style textStyle;
short fontFamilyID;
FontInfo fontInfo;
RGBColor textColor;
textColor.red = textColor.green = textColor.blue = 0;
// save font settings
CGrafPtr curPort;
short saveFontFamilyID;
SInt16 saveTextSize;
Style saveTextStyle;
::GetPort((GrafPtr*)&curPort);
saveFontFamilyID = ::GetPortTextFont(curPort);
saveTextSize = ::GetPortTextSize(curPort);
saveTextStyle = ::GetPortTextFace(curPort);
scrpRec->scrpNStyles = scriptRunOutLen;
for (ItemCount i = 0; i < scriptRunOutLen; i++) {
scrpRec->scrpStyleTab[i].scrpStartChar = scriptCodeRuns[i].offset;
err = ::GetThemeFont(
kThemeApplicationFont,
scriptCodeRuns[i].script,
themeFontName,
&textSize,
&textStyle);
if (err != noErr)
break;
::GetFNum(themeFontName, &fontFamilyID);
::TextFont(fontFamilyID);
::TextSize(textSize);
::TextFace(textStyle);
::GetFontInfo(&fontInfo);
scrpRec->scrpStyleTab[i].scrpFont = fontFamilyID;
scrpRec->scrpStyleTab[i].scrpHeight = fontInfo.ascent +
fontInfo.descent +
fontInfo.leading;
scrpRec->scrpStyleTab[i].scrpAscent = fontInfo.ascent;
scrpRec->scrpStyleTab[i].scrpFace = textStyle;
scrpRec->scrpStyleTab[i].scrpSize = textSize;
scrpRec->scrpStyleTab[i].scrpColor = textColor;
}
// restore font settings
::TextFont(saveFontFamilyID);
::TextSize(saveTextSize);
::TextFace(saveTextStyle);
if (err != noErr) {
nsMemory::Free(scrpRec);
return NS_ERROR_FAILURE;
}
*stylData = NS_REINTERPRET_CAST(char*, scrpRec);
*stylLen = scrpRecLen;
return NS_OK;
}