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// -*- c++ -*-
/*
* Copyright (C) 2003, Richard J. Moore <rich@kde.org>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include <qfile.h>
#include <kjsembed/global.h>
#include <kjsembed/jsopaqueproxy.h>
#include <kjsembed/jsvalueproxy.h>
#include <kjsembed/jsbinding.h>
#include <qvariant.h>
#include "image_imp.h"
namespace KJSEmbed {
namespace Bindings {
ImageImp::ImageImp( KJS::ExecState *exec, int id )
: JSProxyImp(exec), mid(id)
{
}
ImageImp::~ImageImp()
{
}
void ImageImp::addBindings( KJS::ExecState *exec, KJS::Object &object ) {
if( !JSProxy::checkType(object, JSProxy::ValueProxy, "QImage") ) return;
JSProxy::MethodTable methods[] = {
{ Methodwidth, "width" },
{ Methodheight, "height" },
{ Methoddepth, "depth" },
{ MethodisOk, "isOk" },
{ Methodpixmap, "pixmap" },
{ Methodload, "load" },
{ Methodsave, "save" },
{ MethodsetFormat, "setFormat" },
{ MethodsmoothScale, "smoothScale" },
{ MethodsmoothScaleMin, "smoothScaleMin" },
{ MethodsetPixmap, "setPixmap" },
{ MethodinvertPixels, "invertPixels" },
{ Methodpixel, "pixel"},
{ MethodsetPixel, "setPixel"},
{ Methodmirror, "mirror" },
{ 0, 0 }
};
JSProxy::addMethods<ImageImp>(exec, methods, object);
}
KJS::Value ImageImp::call( KJS::ExecState *exec, KJS::Object &self, const KJS::List &args ) {
if( !JSProxy::checkType(self, JSProxy::ValueProxy, "QImage") ) return KJS::Value();
JSValueProxy *op = JSProxy::toValueProxy( self.imp() );
img = op->toVariant().toImage();
KJS::Value retValue = KJS::Value();
switch ( mid ) {
// case Methodfilename:
// retValue = KJS::String(filename());
// break;
// case Methodformat:
// retValue = KJS::String(format());
// break;
case Methodwidth:
retValue = KJS::Number(width());
break;
case Methodheight:
retValue = KJS::Number(height());
break;
case Methoddepth:
retValue = KJS::Number(depth());
break;
case MethodisOk:
retValue = KJS::Boolean(isOk());
break;
case Methodpixmap:
{
retValue = convertToValue(exec, pixmap());
break;
}
case Methodload: {
QString arg0 = extractQString( exec, args, 0);
retValue = KJS::Boolean( load( arg0 ));
break;
}
case Methodsave: {
QString arg0 = extractQString( exec, args, 0);
QString arg1 = extractQString( exec, args, 1);
retValue = KJS::Boolean( save( arg0, arg1 ));
break;
}
case MethodsetFormat: {
QString arg0 = extractQString( exec, args, 0);
setFormat( arg0 );
break;
}
case MethodsmoothScale: {
int arg0 = extractInt( exec, args, 0);
int arg1 = extractInt( exec, args, 1);
smoothScale(arg0, arg1);
break;
}
case MethodsmoothScaleMin: {
int arg0 = extractInt( exec, args, 0);
int arg1 = extractInt( exec, args, 1);
smoothScaleMin(arg0, arg1);
break;
}
case MethodsetPixmap: {
QPixmap pix = extractQPixmap(exec, args, 0);
setPixmap(pix);
break;
}
case MethodinvertPixels: {
bool alpha = extractBool( exec, args, 0);
img.invertPixels(alpha);
break;
}
case Methodpixel: {
int x = extractInt(exec, args, 0);
int y = extractInt(exec, args, 1);
retValue = KJS::Number( img.pixel(x, y) );
break;
}
case MethodsetPixel: {
int x = extractInt(exec, args, 0);
int y = extractInt(exec, args, 1);
uint col = extractUInt(exec, args, 2);
img.setPixel(x, y, col);
break;
}
case Methodmirror:
{
if ( img.isNull())
break;
bool arg0 = extractBool( exec, args, 0);
bool arg1 = extractBool( exec, args, 1);
img = img.mirror( arg0, arg1 );
}
default:
kdWarning() << "Image has no method " << mid << endl;
break;
}
op->setValue(img);
return retValue;
}
int ImageImp::width() const {
return !img.isNull() ? img.width() : 0;
}
int ImageImp::height() const {
return !img.isNull() ? img.height() : 0;
}
int ImageImp::depth() const {
return !img.isNull() ? img.depth() : 0;
}
bool ImageImp::isOk() const {
return !img.isNull();
}
QPixmap ImageImp::pixmap() const {
if ( img.isNull() )
return QPixmap();
QPixmap pix;
pix.convertFromImage( img );
return pix;
}
void ImageImp::setPixmap( const QPixmap &pix ) {
if ( img.isNull() )
img = QImage();
img = pix.convertToImage();
}
QString ImageImp::format() const {
return fmt;
}
QString ImageImp::filename() const {
return nm;
}
void ImageImp::setFormat( const QString &f ) {
fmt = f;
}
bool ImageImp::load( const QString &filename ) {
if ( !img.isNull() )
img = QImage();
nm = filename;
fmt = QImageIO::imageFormat( filename );
bool ok = img.load( filename );
if ( !ok ) {
kdWarning() << "Error loading " << filename << endl;
img = QImage();
}
return ok;
}
bool ImageImp::save( const QString &filename, const QString &fmt ) {
if ( img.isNull() ) {
kdWarning() << "Attempt to save a null image to '" << filename << "'" << endl;
return false;
}
bool ok = img.save( filename, fmt.isNull() ? "PNG" : fmt.ascii() );
if ( ok )
nm = filename;
return ok;
}
void ImageImp::smoothScale( int w, int h ) {
if ( img.isNull())
return;
img = img.smoothScale( w, h );
}
void ImageImp::smoothScaleMin( int w, int h ) {
if ( img.isNull())
return;
img = img.smoothScale( w, h, QImage::ScaleMin );
}
} // namespace KJSEmbed::Bindings
} // namespace KJSEmbed
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