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/********************************************************************************
* *
* D r a w a b l e A r e a *
* *
*********************************************************************************
* Copyright (C) 1997,2022 by Jeroen van der Zijp. All Rights Reserved. *
*********************************************************************************
* This library is free software; you can redistribute it and/or modify *
* it under the terms of the GNU Lesser General Public License as published by *
* the Free Software Foundation; either version 3 of the License, or *
* (at your option) any later version. *
* *
* This library is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU Lesser General Public License for more details. *
* *
* You should have received a copy of the GNU Lesser General Public License *
* along with this program. If not, see <http://www.gnu.org/licenses/> *
********************************************************************************/
#include "xincs.h"
#include "fxver.h"
#include "fxdefs.h"
#include "fxmath.h"
#include "FXArray.h"
#include "FXHash.h"
#include "FXMutex.h"
#include "FXStream.h"
#include "FXString.h"
#include "FXSize.h"
#include "FXPoint.h"
#include "FXRectangle.h"
#include "FXStringDictionary.h"
#include "FXSettings.h"
#include "FXRegistry.h"
#include "FXVisual.h"
#include "FXEvent.h"
#include "FXDrawable.h"
#include "FXWindow.h"
#include "FXApp.h"
/*
Notes:
- Abstract drawable surface which may be used as drawing target in FXDCWindow;
it may also be used as source in drawing operations.
*/
using namespace FX;
/*******************************************************************************/
namespace FX {
// Object implementation
FXIMPLEMENT_ABSTRACT(FXDrawable,FXId,nullptr,0)
// For deserialization
FXDrawable::FXDrawable():visual(nullptr),width(0),height(0){
}
// Initialize nicely
FXDrawable::FXDrawable(FXApp* a,FXint w,FXint h):FXId(a),visual(nullptr),width(FXMAX(w,0)),height(FXMAX(h,0)){
}
// Change visual
void FXDrawable::setVisual(FXVisual* vis){
if(!vis){ fxerror("%s::setVisual: NULL visual\n",getClassName()); }
if(xid){ fxerror("%s::setVisual: visual should be set before calling create()\n",getClassName()); }
visual=vis;
}
// Resize drawable to the specified width and height
void FXDrawable::resize(FXint w,FXint h){
width=FXMAX(w,0);
height=FXMAX(h,0);
}
// Save data
void FXDrawable::save(FXStream& store) const {
FXId::save(store);
store << visual;
store << width;
store << height;
}
// Load data
void FXDrawable::load(FXStream& store){
FXId::load(store);
store >> visual;
store >> width;
store >> height;
}
// Clean up
FXDrawable::~FXDrawable(){
visual=(FXVisual*)-1L;
}
}
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