gecko-dev/lib/mac/UserInterface/COffscreenCaption.cp
2004-04-25 16:36:22 +00:00

182 lines
5.3 KiB
C++

/* -*- Mode: C++; tab-width: 4; 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 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 ***** */
// ÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑ
// TBD:
// - If this caption is going to resize, we need code to recalc the
// offscreen world accordingly.
//
// ÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑ
#ifdef PowerPlant_PCH
#include PowerPlant_PCH
#endif
#include <PP_Messages.h>
#include <UDrawingState.h>
#include <UDrawingUtils.h>
#include <UGWorld.h>
#include <UMemoryMgr.h>
#include <UTextTraits.h>
#include "COffscreenCaption.h"
// ÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑ
// ¥
// ÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑ
COffscreenCaption::COffscreenCaption(LStream* inStream)
: LCaption(inStream)
{
// The erase color is initialized to -1 because it is an invalid palette
// index.
mEraseColor = -1;
}
// ÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑ
// ¥
// ÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑ
COffscreenCaption::COffscreenCaption(
const SPaneInfo& inPaneInfo,
ConstStringPtr inString,
ResIDT inTextTraitsID)
: LCaption(inPaneInfo, inString, inTextTraitsID)
{
// The erase color is initialized to -1 because it is an invalid palette
// index.
mEraseColor = -1;
}
// ÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑ
// ¥
// ÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑ
void COffscreenCaption::SetDescriptor(ConstStringPtr inDescriptor)
{
if (inDescriptor == NULL)
mText = "\p";
else
mText = inDescriptor;
Draw(NULL);
}
void COffscreenCaption::SetDescriptor(const char* inCDescriptor)
{
if (inCDescriptor == NULL)
mText = "\p";
else
mText = inCDescriptor;
Draw(NULL);
}
// ÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑ
// ¥
// ÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑ
void COffscreenCaption::Draw(RgnHandle inSuperDrawRgnH)
{
Rect theFrame;
if ((mVisible == triState_On) && CalcPortFrameRect(theFrame) &&
((inSuperDrawRgnH == nil) || RectInRgn(&theFrame, inSuperDrawRgnH)) && FocusDraw())
{
PortToLocalPoint(topLeft(theFrame)); // Get Frame in Local coords
PortToLocalPoint(botRight(theFrame));
if (ExecuteAttachments(msg_DrawOrPrint, &theFrame))
{
Boolean bDidDraw = false;
StColorPenState thePenSaver;
StColorPenState::Normalize();
// Fail safe offscreen drawing
StValueChanger<EDebugAction> okayToFail(UDebugging::gDebugThrow, debugAction_Nothing);
try
{
LGWorld theOffWorld(theFrame, 0, useTempMem);
if (!theOffWorld.BeginDrawing())
throw memFullErr;
DrawSelf();
theOffWorld.EndDrawing();
theOffWorld.CopyImage(GetMacPort(), theFrame, srcCopy);
bDidDraw = true;
}
catch (...)
{
// & draw onscreen
}
if (!bDidDraw)
DrawSelf();
}
}
}
// ÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑ
// ¥ DrawSelf
//
// If the erase color has been set, we'll erase the background in that
// color. Otherwise we should use the window's colors.
// ÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑ
void COffscreenCaption::DrawSelf(void)
{
Rect theFrame;
CalcLocalFrameRect(theFrame);
Int16 just = UTextTraits::SetPortTextTraits(mTxtrID);
RGBColor theTextColor;
::GetForeColor(&theTextColor);
if (mEraseColor != -1)
::PmBackColor(mEraseColor);
else
ApplyForeAndBackColors();
::EraseRect(&theFrame);
::RGBForeColor(&theTextColor);
UTextDrawing::DrawWithJustification((Ptr)&mText[1], mText[0], theFrame, just);
}