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/********************************************************************************
* *
* I m a g e F r a m e W i d g e t *
* *
*********************************************************************************
* Copyright (C) 2001,2022 by H. J. Daniel III. 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 "FXEvent.h"
#include "FXWindow.h"
#include "FXDCWindow.h"
#include "FXApp.h"
#include "FXAccelTable.h"
#include "FXBitmap.h"
#include "FXBitmapFrame.h"
/*
Notes:
- Hacked around so as to support padding also.
- Fixed layout to center image if frame is larger.
- Fixed serialization also.
- Now supports various justification modes
*/
#define JUSTIFY_MASK (JUSTIFY_HZ_APART|JUSTIFY_VT_APART)
using namespace FX;
/*******************************************************************************/
namespace FX {
// Map
FXDEFMAP(FXBitmapFrame) FXBitmapFrameMap[]={
FXMAPFUNC(SEL_PAINT,0,FXBitmapFrame::onPaint),
};
// Object implementation
FXIMPLEMENT(FXBitmapFrame,FXFrame,FXBitmapFrameMap,ARRAYNUMBER(FXBitmapFrameMap))
// Deserialization
FXBitmapFrame::FXBitmapFrame(){
bitmap=nullptr;
onColor=0;
offColor=0;
}
// Construct it
FXBitmapFrame::FXBitmapFrame(FXComposite* p,FXBitmap *bmp,FXuint opts,FXint x,FXint y,FXint w,FXint h,FXint pl,FXint pr,FXint pt,FXint pb):
FXFrame(p,opts,x,y,w,h,pl,pr,pt,pb){
bitmap=bmp;
onColor=FXRGB(0,0,0);
offColor=backColor;
}
// Create it all
void FXBitmapFrame::create(){
FXFrame::create();
if(bitmap) bitmap->create();
}
// Get default width
FXint FXBitmapFrame::getDefaultWidth(){
FXint w=0;
if(bitmap) w=bitmap->getWidth();
return w+padleft+padright+(border<<1);
}
// Get default height
FXint FXBitmapFrame::getDefaultHeight(){
FXint h=0;
if(bitmap) h=bitmap->getHeight();
return h+padtop+padbottom+(border<<1);
}
// Draw the image
long FXBitmapFrame::onPaint(FXObject*,FXSelector,void* ptr){
FXEvent *ev=(FXEvent*)ptr;
FXDCWindow dc(this,ev);
FXint imgx,imgy,imgw,imgh;
dc.setForeground(backColor);
if(bitmap){
imgw=bitmap->getWidth();
imgh=bitmap->getHeight();
if(options&JUSTIFY_LEFT) imgx=padleft+border;
else if(options&JUSTIFY_RIGHT) imgx=width-padright-border-imgw;
else imgx=border+padleft+(width-padleft-padright-(border<<1)-imgw)/2;
if(options&JUSTIFY_TOP) imgy=padtop+border;
else if(options&JUSTIFY_BOTTOM) imgy=height-padbottom-border-imgh;
else imgy=border+padtop+(height-padbottom-padtop-(border<<1)-imgh)/2;
dc.fillRectangle(border,border,imgx-border,height-(border<<1));
dc.fillRectangle(imgx+imgw,border,width-border-imgx-imgw,height-(border<<1));
dc.fillRectangle(imgx,border,imgw,imgy-border);
dc.fillRectangle(imgx,imgy+imgh,imgw,height-border-imgy-imgh);
dc.setForeground(onColor);
dc.setBackground(offColor);
dc.drawBitmap(bitmap,imgx,imgy);
}
else{
dc.fillRectangle(border,border,width-(border<<1),height-(border<<1));
}
drawFrame(dc,0,0,width,height);
return 1;
}
// Change image
void FXBitmapFrame::setBitmap(FXBitmap* bmp){
bitmap=bmp;
recalc();
update();
}
// Set on color
void FXBitmapFrame::setOnColor(FXColor clr){
if(clr!=onColor){
onColor=clr;
update();
}
}
// Set off color
void FXBitmapFrame::setOffColor(FXColor clr){
if(clr!=offColor){
offColor=clr;
update();
}
}
// Set text justify style
void FXBitmapFrame::setJustify(FXuint style){
FXuint opts=(options&~JUSTIFY_MASK) | (style&JUSTIFY_MASK);
if(options!=opts){
options=opts;
update();
}
}
// Get text justify style
FXuint FXBitmapFrame::getJustify() const {
return (options&JUSTIFY_MASK);
}
// Save data
void FXBitmapFrame::save(FXStream& store) const {
FXFrame::save(store);
store << bitmap;
}
// Load data
void FXBitmapFrame::load(FXStream& store){
FXFrame::load(store);
store >> bitmap;
}
// Destructor
FXBitmapFrame::~FXBitmapFrame(){
bitmap=(FXBitmap*)-1L;
}
}
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