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/***************************************************************************
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drawzone.cpp - description
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-------------------
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begin : Wed Apr 4 2001
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copyright : (C) 2001 by Jan Sch<63>er
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email : j_schaef@informatik.uni-kl.de
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***************************************************************************/
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/***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************/
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// QT
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#include <tqbitmap.h>
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#include <tqpainter.h>
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#include <tqdragobject.h>
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#include <tqpixmap.h>
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// KDE
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#include <kdebug.h>
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#include <kurldrag.h>
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#include <kglobal.h>
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#include <kstandarddirs.h>
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#include <kapplication.h>
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#include <kmimetype.h>
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// Local
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#include "drawzone.h"
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#include "kimagemapeditor.h"
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#include "kimecommands.h"
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#include "areacreator.h"
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#include "kimecommon.h"
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DrawZone::DrawZone(TQWidget *parent,KImageMapEditor* _imageMapEditor)
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: TQScrollView(parent)
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{
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imageMapEditor=_imageMapEditor;
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// setPicture(TQImage());
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currentAction=None;
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currentArea=0L;
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oldArea=0L;
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_zoom=1;
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if (imageMapEditor->isReadWrite()) {
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viewport()->setMouseTracking(true);
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viewport()->setAcceptDrops(true);
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this->setAcceptDrops(true);
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}
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else
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viewport()->setMouseTracking(false);
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setDragAutoScroll(true);
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// The cross rectangle cursor
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TQBitmap b(32,32,true);
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TQBitmap b2(32,32,true);
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TQPainter p(&b);
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// the cross
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p.drawLine(0,8,6,8);
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p.drawLine(10,8,16,8);
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p.drawLine(8,0,8,6);
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p.drawLine(8,10,8,16);
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// the rectangle
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p.drawRect(17,17,8,6);
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p.end();
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p.begin(&b2);
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// the cross black lines
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p.drawLine(0,8,6,8);
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p.drawLine(10,8,16,8);
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p.drawLine(8,0,8,6);
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p.drawLine(8,10,8,16);
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// the cross white lines
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p.drawLine(0,7,6,7);
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p.drawLine(10,7,16,7);
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p.drawLine(7,0,7,6);
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p.drawLine(7,10,7,16);
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// the cross white lines
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p.drawLine(0,9,6,9);
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p.drawLine(10,9,16,9);
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p.drawLine(9,0,9,6);
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p.drawLine(9,10,9,16);
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// the rectangles
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p.drawRect(17,17,8,6); // black
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p.drawRect(18,18,6,4); // white
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p.drawRect(16,16,10,8); // white
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p.end();
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RectangleCursor = TQCursor(b,b2,8,8);
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// The cross circle cursor
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b = TQBitmap(32,32,true);
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b2 = TQBitmap(32,32,true);
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p.begin(&b);
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// the cross
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p.drawLine(0,8,6,8);
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p.drawLine(10,8,16,8);
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p.drawLine(8,0,8,6);
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p.drawLine(8,10,8,16);
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// the circle
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p.drawEllipse(17,17,8,8);
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p.end();
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p.begin(&b2);
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// the cross black lines
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p.drawLine(0,8,6,8);
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p.drawLine(10,8,16,8);
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p.drawLine(8,0,8,6);
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p.drawLine(8,10,8,16);
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// the cross white lines
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p.drawLine(0,7,6,7);
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p.drawLine(10,7,16,7);
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p.drawLine(7,0,7,6);
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p.drawLine(7,10,7,16);
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// the cross white lines
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p.drawLine(0,9,6,9);
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p.drawLine(10,9,16,9);
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p.drawLine(9,0,9,6);
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p.drawLine(9,10,9,16);
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// the circles
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p.drawEllipse(17,17,8,8); // black
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p.drawEllipse(16,16,10,10); // white
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p.drawEllipse(18,18,6,6); // white
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p.end();
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CircleCursor = TQCursor(b,b2,8,8);
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TQString path = KGlobal::dirs()->findResourceDir( "data", "kimagemapeditor/polygoncursor.png" ) + "kimagemapeditor/polygoncursor.png";
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PolygonCursor = TQCursor(TQPixmap(path),8,8);
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path = KGlobal::dirs()->findResourceDir( "data", "kimagemapeditor/freehandcursor.png" ) + "kimagemapeditor/freehandcursor.png";
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FreehandCursor = TQCursor(TQPixmap(path),8,8);
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path = KGlobal::dirs()->findResourceDir( "data", "kimagemapeditor/addpointcursor.png" ) + "kimagemapeditor/addpointcursor.png";
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AddPointCursor = TQCursor(TQPixmap(path),8,8);
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path = KGlobal::dirs()->findResourceDir( "data", "kimagemapeditor/removepointcursor.png" ) + "kimagemapeditor/removepointcursor.png";
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RemovePointCursor = TQCursor(TQPixmap(path),8,8);
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}
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DrawZone::~DrawZone(){
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}
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void DrawZone::setPicture(const TQImage &_image) {
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image=_image;
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//- zoomedImage.convertFromImage(image);
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setZoom(_zoom);
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}
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void DrawZone::setZoom(double z)
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{
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_zoom=z;
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imageRect.setHeight(myround(image.height()*_zoom));
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imageRect.setWidth(myround(image.width()*_zoom));
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zoomedImage=TQPixmap(imageRect.width(),imageRect.height());
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TQPainter p(&zoomedImage);
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p.scale(z,z);
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TQPixmap pix;
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pix.convertFromImage(image);
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// if the picture has transparent areas,
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// fill them with Gimp like background
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if (pix.mask()) {
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TQPixmap backPix(32,32);
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TQPainter p2(&backPix);
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p2.fillRect(0,0,32,32,TQColor(156,149,156));
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p2.fillRect(0,16,16,16,TQColor(98,105,98));
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p2.fillRect(16,0,16,16,TQColor(98,105,98));
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p2.flush();
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p.setPen(TQPen());
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p.fillRect(imageRect.left(),imageRect.top(),imageRect.width(),imageRect.height(),TQBrush(TQColor("black"),backPix));
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}
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p.drawPixmap(imageRect.left(),imageRect.top(),pix);
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p.flush();
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resizeContents(visibleWidth()>imageRect.width() ? visibleWidth() : imageRect.width(),
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visibleHeight()>imageRect.height() ? visibleHeight() : imageRect.height());
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repaintContents(0,0,contentsWidth(),contentsHeight(),true);
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}
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TQPoint DrawZone::translateFromZoom(const TQPoint & p) const {
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return TQPoint((int)(p.x()/_zoom),(int)(p.y()/_zoom));
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}
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TQRect DrawZone::translateFromZoom(const TQRect & p) const {
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return TQRect((int)(p.x()/_zoom),(int) (p.y()/_zoom),
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(int)(p.width()/_zoom),(int)(p.height()/_zoom));
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}
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TQPoint DrawZone::translateToZoom(const TQPoint & p) const {
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return TQPoint(myround(p.x()*_zoom),myround(p.y()*_zoom));
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}
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TQRect DrawZone::translateToZoom(const TQRect & r) const {
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// return TQRect(round(r.x()*_zoom),round(r.y()*_zoom),
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// round(r.width()*_zoom),round(r.height()*_zoom));
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return TQRect((int)(r.x()*_zoom),(int)(r.y()*_zoom),
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(int)(r.width()*_zoom+2),(int)(r.height()*_zoom+2));
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}
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void DrawZone::contentsMouseDoubleClickEvent(TQMouseEvent* e) {
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if ( ! imageMapEditor->isReadWrite())
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return;
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TQPoint point=e->pos();
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point-=imageRect.topLeft();
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point=translateFromZoom(point);
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if ( currentAction==None &&
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(currentArea=imageMapEditor->onArea(point)))
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{
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imageMapEditor->deselectAll();
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imageMapEditor->select(currentArea);
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currentArea=imageMapEditor->selected();
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imageMapEditor->showTagEditor(imageMapEditor->selected());
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}
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}
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void DrawZone::contentsMousePressEvent(TQMouseEvent* e)
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{
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if ( ! imageMapEditor->isReadWrite())
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return;
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drawStart=e->pos();
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// Check if it's on picture if not
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// move it to the picture's border
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if (!imageRect.contains(drawStart)) {
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if (drawStart.x()>imageRect.right())
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drawStart.setX(imageRect.right());
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if (drawStart.x()<imageRect.left())
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drawStart.setX(imageRect.left());
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if (drawStart.y()>imageRect.bottom())
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drawStart.setY(imageRect.bottom());
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if (drawStart.y()<imageRect.top())
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drawStart.setY(imageRect.top());
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}
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// Translate it to picture coordinates
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drawStart-=imageRect.topLeft();
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TQPoint zoomedPoint = drawStart;
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drawStart=translateFromZoom(drawStart);
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delete oldArea;
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oldArea=0L;
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if (currentArea)
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{
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oldArea=currentArea->clone();
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}
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if ( currentAction==None ) {
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if (e->button()==Qt::RightButton)
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{
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if ( (currentArea=imageMapEditor->onArea(drawStart)) )
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{
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if ( ! currentArea->isSelected())
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{
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imageMapEditor->deselectAll();
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imageMapEditor->select(currentArea);
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}
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currentArea=imageMapEditor->selected();
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}
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imageMapEditor->slotShowMainPopupMenu(e->globalPos());
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}
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else
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if (e->button()==Qt::MidButton) {
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contentsMouseDoubleClickEvent(e);
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}
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else // LeftClick on selectionpoint
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if ((currentArea=imageMapEditor->selected()) &&
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(currentSelectionPoint=currentArea->onSelectionPoint(zoomedPoint,_zoom)))
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{
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oldArea=currentArea->clone();
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if ( (imageMapEditor->currentToolType() == KImageMapEditor::RemovePoint) &&
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(imageMapEditor->selected()->selectionPoints()->count()>3) )
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{
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currentAction=RemovePoint;
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}
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else
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{
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currentAction=MoveSelectionPoint;
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currentArea->setMoving(true);
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}
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} else // leftclick not on selectionpoint but on area
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if ((currentArea=imageMapEditor->onArea(drawStart)))
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{
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if ( imageMapEditor->currentToolType() == KImageMapEditor::AddPoint )
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{
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currentAction=AddPoint;
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viewport()->setCursor(AddPointCursor);
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oldArea=currentArea->clone();
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}
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else
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{
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currentAction=MoveArea;
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viewport()->setCursor(sizeAllCursor);
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if ( currentArea->isSelected() ) {
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if ( (e->state() & ControlButton) )
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imageMapEditor->deselect(currentArea);
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} else
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{
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if ( (e->state() & ControlButton) )
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imageMapEditor->select( currentArea );
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else {
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imageMapEditor->deselectAll();
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imageMapEditor->select( currentArea );
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}
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}
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currentArea = imageMapEditor->selected();
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currentArea->setMoving(true);
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oldArea=currentArea->clone();
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}
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}
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else // leftclick on the background
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if ( (imageMapEditor->currentToolType()==KImageMapEditor::Rectangle) ||
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(imageMapEditor->currentToolType()==KImageMapEditor::Circle) ||
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(imageMapEditor->currentToolType()==KImageMapEditor::Polygon) ||
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(imageMapEditor->currentToolType()==KImageMapEditor::Freehand))
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{
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currentArea=AreaCreator::create(imageMapEditor->currentToolType());
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currentArea->setRect(TQRect(drawStart,drawStart));
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currentArea->setSelected(false);
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imageMapEditor->deselectAll();
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switch (imageMapEditor->currentToolType()) {
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case KImageMapEditor::Rectangle : currentAction=DrawRectangle; break;
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case KImageMapEditor::Circle : currentAction=DrawCircle; break;
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case KImageMapEditor::Polygon :
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currentAction=DrawPolygon;
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currentArea->addCoord(drawStart);
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currentSelectionPoint=currentArea->selectionPoints()->last();
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break;
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case KImageMapEditor::Freehand :
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currentAction=DrawFreehand;
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//currentArea->addCoord(drawStart);
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currentArea->setFinished(false);
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break;
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default: break;
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}
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}
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else
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// leftclicked with the arrow at an areafree position
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if (imageMapEditor->currentToolType()==KImageMapEditor::Selection)
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{
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currentArea=0L;
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imageMapEditor->deselectAll();
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// Start drawing a selection rectangle
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currentAction=DoSelect;
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oldSelectionRect = imageRect;
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}
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} else
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if ( currentAction==DrawPolygon) {
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}
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TQRect r;
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if (oldArea)
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r=oldArea->selectionRect();
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if (currentArea) {
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r= r | currentArea->selectionRect();
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repaintContents(translateToZoom(r),false);
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}
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}
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void DrawZone::contentsMouseReleaseEvent(TQMouseEvent *e) {
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if ( ! imageMapEditor->isReadWrite())
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return;
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TQPoint drawEnd=e->pos();
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// Check if it's on picture if not
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// move it to the picture's border
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if (!imageRect.contains(drawEnd)) {
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if (drawEnd.x()>imageRect.right())
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drawEnd.setX(imageRect.right());
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if (drawEnd.x()<imageRect.left())
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drawEnd.setX(imageRect.left());
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if (drawEnd.y()>imageRect.bottom())
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drawEnd.setY(imageRect.bottom());
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if (drawEnd.y()<imageRect.top())
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drawEnd.setY(imageRect.top());
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}
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// Translate it to picture coordinates
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drawEnd-=imageRect.topLeft();
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TQPoint zoomedPoint=drawEnd;
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drawEnd=translateFromZoom(drawEnd);
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if (currentAction==DrawCircle || currentAction==DrawRectangle) {
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currentAction=None;
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imageMapEditor->commandHistory()->addCommand(
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new CreateCommand( imageMapEditor, currentArea ), true);
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} else
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if (currentAction==DrawPolygon) {
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// If the number of Polygonpoints is more than 2
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// and clicked on the first PolygonPoint or
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// the right Button was pressed the Polygon is finished
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if ((currentArea->selectionPoints()->count()>2)
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&& (currentArea->selectionPoints()->first()->contains(drawEnd)
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|| (e->button()==Qt::RightButton)))
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{
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currentArea->setFinished(true);
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currentAction=None;
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imageMapEditor->commandHistory()->addCommand(
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new CreateCommand( imageMapEditor, currentArea ), true);
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} else
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{
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|
currentArea->insertCoord(currentArea->countSelectionPoints()-1, drawEnd);
|
|
|
currentSelectionPoint=currentArea->selectionPoints()->last();
|
|
|
}
|
|
|
} else
|
|
|
if (currentAction==DrawFreehand)
|
|
|
{
|
|
|
currentArea->setFinished(true);
|
|
|
currentArea->simplifyCoords();
|
|
|
currentAction=None;
|
|
|
imageMapEditor->commandHistory()->addCommand(
|
|
|
new CreateCommand( imageMapEditor, currentArea ), true);
|
|
|
} else
|
|
|
if (currentAction==MoveArea) {
|
|
|
TQPoint p1 = oldArea->rect().topLeft();
|
|
|
TQPoint p2 = imageMapEditor->selected()->rect().topLeft();
|
|
|
|
|
|
if (p1 != p2)
|
|
|
{
|
|
|
imageMapEditor->commandHistory()->addCommand(
|
|
|
new MoveCommand( imageMapEditor, imageMapEditor->selected(), oldArea->rect().topLeft()),true);
|
|
|
imageMapEditor->slotAreaChanged(currentArea);
|
|
|
} else
|
|
|
imageMapEditor->updateSelection();
|
|
|
|
|
|
currentAction=None;
|
|
|
} else
|
|
|
if (currentAction==MoveSelectionPoint) {
|
|
|
imageMapEditor->commandHistory()->addCommand(
|
|
|
new ResizeCommand( imageMapEditor, imageMapEditor->selected(), oldArea),true);
|
|
|
imageMapEditor->slotAreaChanged(currentArea);
|
|
|
currentAction=None;
|
|
|
} else
|
|
|
if (currentAction==RemovePoint) {
|
|
|
if (currentSelectionPoint==currentArea->onSelectionPoint(zoomedPoint,_zoom))
|
|
|
{
|
|
|
currentArea->removeSelectionPoint(currentSelectionPoint);
|
|
|
|
|
|
imageMapEditor->commandHistory()->addCommand(
|
|
|
new RemovePointCommand( imageMapEditor, imageMapEditor->selected(), oldArea),true);
|
|
|
imageMapEditor->slotAreaChanged(currentArea);
|
|
|
}
|
|
|
currentAction=None;
|
|
|
} else
|
|
|
if (currentAction==AddPoint)
|
|
|
{
|
|
|
if (currentArea==imageMapEditor->onArea(drawEnd))
|
|
|
{
|
|
|
imageMapEditor->commandHistory()->addCommand(
|
|
|
new AddPointCommand( imageMapEditor, imageMapEditor->selected(), drawEnd),true);
|
|
|
imageMapEditor->slotAreaChanged(currentArea);
|
|
|
}
|
|
|
currentAction=None;
|
|
|
} else
|
|
|
if (currentAction==DoSelect) {
|
|
|
currentAction=None;
|
|
|
|
|
|
TQRect r(drawStart.x(),drawStart.y(),drawCurrent.x()-drawStart.x(),drawCurrent.y()-drawStart.y());
|
|
|
r = r.normalize();
|
|
|
|
|
|
AreaListIterator it=imageMapEditor->areaList();
|
|
|
for ( ; it.current() != 0L ; ++it ) {
|
|
|
if ( it.current()->rect().intersects(r) )
|
|
|
{
|
|
|
if (!it.current()->isSelected() )
|
|
|
imageMapEditor->selectWithoutUpdate( it.current() );
|
|
|
}
|
|
|
else
|
|
|
if (it.current()->isSelected())
|
|
|
imageMapEditor->deselectWithoutUpdate( it.current() );
|
|
|
}
|
|
|
|
|
|
imageMapEditor->updateActionAccess();
|
|
|
imageMapEditor->updateSelection();
|
|
|
repaintContents(imageRect,false);
|
|
|
} else {
|
|
|
currentAction=None;
|
|
|
}
|
|
|
imageMapEditor->slotChangeStatusCoords(drawEnd.x(),drawEnd.y());
|
|
|
if (currentArea)
|
|
|
{
|
|
|
currentArea->setMoving(false);
|
|
|
repaintArea(*currentArea);
|
|
|
}
|
|
|
delete oldArea;
|
|
|
oldArea=0L;
|
|
|
// repaintContents(0,0,contentsWidth(),contentsHeight(),false);
|
|
|
imageMapEditor->slotUpdateSelectionCoords();
|
|
|
}
|
|
|
|
|
|
|
|
|
void DrawZone::contentsMouseMoveEvent(TQMouseEvent *e)
|
|
|
{
|
|
|
if ( ! imageMapEditor->isReadWrite())
|
|
|
return;
|
|
|
|
|
|
|
|
|
drawCurrent=e->pos();
|
|
|
|
|
|
// If outside the image
|
|
|
// set it to the border
|
|
|
if (!imageRect.contains(drawCurrent)) {
|
|
|
if (drawCurrent.x()>imageRect.right())
|
|
|
drawCurrent.setX(imageRect.right());
|
|
|
if (drawCurrent.x()<imageRect.left())
|
|
|
drawCurrent.setX(imageRect.left());
|
|
|
if (drawCurrent.y()>imageRect.bottom())
|
|
|
drawCurrent.setY(imageRect.bottom());
|
|
|
if (drawCurrent.y()<imageRect.top())
|
|
|
drawCurrent.setY(imageRect.top());
|
|
|
}
|
|
|
|
|
|
// Translate to image coordinates
|
|
|
drawCurrent-=imageRect.topLeft();
|
|
|
TQPoint zoomedPoint=drawCurrent;
|
|
|
drawCurrent=translateFromZoom(drawCurrent);
|
|
|
|
|
|
if (currentAction==DrawRectangle) {
|
|
|
// To avoid flicker, only repaint the minimum rect
|
|
|
TQRect oldRect=translateToZoom(currentArea->rect());
|
|
|
currentArea->setRect(TQRect(drawStart,drawCurrent).normalize());
|
|
|
TQRect newRect=translateToZoom(currentArea->selectionRect());
|
|
|
TQRect r=oldRect | newRect;
|
|
|
repaintContents(r,false);
|
|
|
imageMapEditor->slotUpdateSelectionCoords( currentArea->rect() );
|
|
|
} else
|
|
|
if (currentAction==DrawCircle) {
|
|
|
TQRect oldRect=translateToZoom(currentArea->rect());
|
|
|
|
|
|
// We don't want ellipses
|
|
|
int maxDistance=myabs(drawStart.x()-drawCurrent.x()) >
|
|
|
myabs(drawStart.y()-drawCurrent.y()) ?
|
|
|
myabs(drawStart.x()-drawCurrent.x()) :
|
|
|
myabs(drawStart.y()-drawCurrent.y()) ;
|
|
|
|
|
|
int xDiff=maxDistance;
|
|
|
int yDiff=maxDistance;
|
|
|
|
|
|
if ( drawStart.x()-drawCurrent.x() > 0)
|
|
|
xDiff=-xDiff;
|
|
|
|
|
|
if ( drawStart.y()-drawCurrent.y() > 0)
|
|
|
yDiff=-yDiff;
|
|
|
|
|
|
TQPoint endPoint( drawStart.x()+xDiff, drawStart.y()+yDiff);
|
|
|
|
|
|
currentArea->setRect(TQRect(drawStart,endPoint).normalize());
|
|
|
TQRect newRect=translateToZoom(currentArea->rect());
|
|
|
TQRect r=oldRect | newRect;
|
|
|
repaintContents(r,false);
|
|
|
imageMapEditor->slotUpdateSelectionCoords( currentArea->rect() );
|
|
|
} else
|
|
|
if ( currentAction==DrawPolygon ) {
|
|
|
TQRect oldRect=translateToZoom(currentArea->rect());
|
|
|
currentArea->moveSelectionPoint(currentSelectionPoint,drawCurrent);
|
|
|
TQRect newRect=translateToZoom(currentArea->rect());
|
|
|
TQRect r=oldRect | newRect;
|
|
|
repaintContents(r,false);
|
|
|
} else
|
|
|
if ( currentAction==DrawFreehand) {
|
|
|
TQRect oldRect=translateToZoom(currentArea->rect());
|
|
|
currentArea->insertCoord(currentArea->countSelectionPoints(), drawCurrent);
|
|
|
TQRect newRect=translateToZoom(currentArea->rect());
|
|
|
TQRect r=oldRect | newRect;
|
|
|
repaintContents(r,false);
|
|
|
} else
|
|
|
if ( currentAction==MoveArea ) {
|
|
|
TQRect oldRect=translateToZoom(currentArea->selectionRect());
|
|
|
currentArea->moveBy((drawCurrent-drawStart).x(),(drawCurrent-drawStart).y());
|
|
|
TQRect newRect=translateToZoom(currentArea->selectionRect());
|
|
|
TQRect r=oldRect | newRect;
|
|
|
currentArea->setMoving(true);
|
|
|
repaintContents(r,false);
|
|
|
drawStart=drawCurrent;
|
|
|
imageMapEditor->slotUpdateSelectionCoords();
|
|
|
} else
|
|
|
if ( currentAction==MoveSelectionPoint ) {
|
|
|
TQRect oldRect=translateToZoom(currentArea->selectionRect());
|
|
|
currentArea->moveSelectionPoint(currentSelectionPoint,drawCurrent);
|
|
|
TQRect newRect=translateToZoom(currentArea->selectionRect());
|
|
|
TQRect r=oldRect | newRect;
|
|
|
repaintContents(r,false);
|
|
|
imageMapEditor->slotUpdateSelectionCoords();
|
|
|
} else
|
|
|
if (currentAction==DoSelect) {
|
|
|
|
|
|
TQRect r(drawStart.x(),drawStart.y(),drawCurrent.x()-drawStart.x(),drawCurrent.y()-drawStart.y());
|
|
|
r = r.normalize();
|
|
|
// r = translateFromZoom(r);
|
|
|
/*
|
|
|
AreaListIterator it=imageMapEditor->areaList();
|
|
|
for ( ; it.current() != 0L ; ++it ) {
|
|
|
if ( it.current()->rect().intersects(r) )
|
|
|
{
|
|
|
if (!it.current()->isSelected() )
|
|
|
imageMapEditor->selectWithoutUpdate( it.current() );
|
|
|
}
|
|
|
else
|
|
|
if (it.current()->isSelected())
|
|
|
imageMapEditor->deselectWithoutUpdate( it.current() );
|
|
|
}
|
|
|
*/
|
|
|
// We don't have to repaint the hole selection rectangle
|
|
|
// only the borders have to be repainted.
|
|
|
// So we have to create 4 rectangles for every rectangle
|
|
|
// which represent the borders and then repaint them.
|
|
|
|
|
|
TQRect lb,rb,tb,bb;
|
|
|
createBorderRectangles(translateToZoom(r),lb,rb,tb,bb);
|
|
|
repaintContents(lb,false);
|
|
|
repaintContents(rb,false);
|
|
|
repaintContents(tb,false);
|
|
|
repaintContents(bb,false);
|
|
|
|
|
|
createBorderRectangles(translateToZoom(oldSelectionRect),lb,rb,tb,bb);
|
|
|
repaintContents(lb,false);
|
|
|
repaintContents(rb,false);
|
|
|
repaintContents(tb,false);
|
|
|
repaintContents(bb,false);
|
|
|
|
|
|
// repaintContents(oldSelectionRect | r,false);
|
|
|
oldSelectionRect = r;
|
|
|
// repaintContents(translateToZoom(r),false);
|
|
|
//+ imageMapEditor->updateSelection();
|
|
|
|
|
|
|
|
|
// TQRect r(drawStart.x(),drawStart.y(),drawCurrent.x()-drawStart.x(),drawCurrent.y()-drawStart.y());
|
|
|
// r = r.normalize();
|
|
|
// TQRect r2(drawStart.x(),drawStart.y(),drawOld.x()-drawStart.x(),drawOld.y()-drawStart.y());
|
|
|
// r2 = r2.normalize();
|
|
|
// r = translateToZoom(r | r2);
|
|
|
// repaintContents(r,false);
|
|
|
} else
|
|
|
if ( currentAction==None )
|
|
|
{
|
|
|
if ( imageMapEditor->selected() &&
|
|
|
imageMapEditor->selected()->onSelectionPoint(zoomedPoint,_zoom ))
|
|
|
{
|
|
|
if (imageMapEditor->selected()->type()==Area::Polygon)
|
|
|
{
|
|
|
if ((imageMapEditor->currentToolType()==KImageMapEditor::RemovePoint) &&
|
|
|
(imageMapEditor->selected()->selectionPoints()->count()>3) )
|
|
|
{
|
|
|
viewport()->setCursor(RemovePointCursor);
|
|
|
}
|
|
|
else
|
|
|
{
|
|
|
viewport()->setCursor(pointingHandCursor);
|
|
|
}
|
|
|
}
|
|
|
else
|
|
|
{
|
|
|
TQPoint center=imageMapEditor->selected()->rect().center();
|
|
|
if (drawCurrent.x() < center.x()) {
|
|
|
if (drawCurrent.y() < center.y())
|
|
|
viewport()->setCursor(sizeFDiagCursor);
|
|
|
else
|
|
|
viewport()->setCursor(sizeBDiagCursor);
|
|
|
}
|
|
|
else {
|
|
|
if (drawCurrent.y() < center.y())
|
|
|
viewport()->setCursor(sizeBDiagCursor);
|
|
|
else
|
|
|
viewport()->setCursor(sizeFDiagCursor);
|
|
|
}
|
|
|
}
|
|
|
} else
|
|
|
if ( imageMapEditor->onArea(drawCurrent) )
|
|
|
{
|
|
|
if (imageMapEditor->currentToolType()==KImageMapEditor::AddPoint)
|
|
|
{
|
|
|
viewport()->setCursor(AddPointCursor);
|
|
|
}
|
|
|
else
|
|
|
{
|
|
|
viewport()->setCursor(sizeAllCursor);
|
|
|
}
|
|
|
}
|
|
|
else
|
|
|
if (imageMapEditor->currentToolType()==KImageMapEditor::Rectangle) {
|
|
|
viewport()->setCursor(RectangleCursor);
|
|
|
// kdDebug() << "KImageMapEditor::DrawZone: viewport()->setCursor to Rectangle" << endl;
|
|
|
}
|
|
|
else
|
|
|
if (imageMapEditor->currentToolType()==KImageMapEditor::Circle)
|
|
|
viewport()->setCursor(CircleCursor);
|
|
|
else
|
|
|
if (imageMapEditor->currentToolType()==KImageMapEditor::Polygon)
|
|
|
viewport()->setCursor(PolygonCursor);
|
|
|
else
|
|
|
if (imageMapEditor->currentToolType()==KImageMapEditor::Freehand)
|
|
|
viewport()->setCursor(FreehandCursor);
|
|
|
else
|
|
|
viewport()->setCursor(arrowCursor);
|
|
|
|
|
|
}
|
|
|
imageMapEditor->slotChangeStatusCoords(drawCurrent.x(),drawCurrent.y());
|
|
|
}
|
|
|
|
|
|
void DrawZone::createBorderRectangles(const TQRect & r,TQRect & rb,TQRect & lb,TQRect & tb,TQRect & bb)
|
|
|
{
|
|
|
int bw;
|
|
|
bw = (int) (2+2*_zoom); // Border width
|
|
|
|
|
|
rb.setX(r.x()+r.width()-bw);
|
|
|
rb.setY(r.y());
|
|
|
rb.setWidth(bw+1);
|
|
|
rb.setHeight(r.height());
|
|
|
|
|
|
lb.setX(r.x());
|
|
|
lb.setY(r.y());
|
|
|
lb.setWidth(bw);
|
|
|
lb.setHeight(r.height());
|
|
|
|
|
|
tb.setX(r.x());
|
|
|
tb.setY(r.y());
|
|
|
tb.setWidth(r.width());
|
|
|
tb.setHeight(bw);
|
|
|
|
|
|
bb.setX(r.x());
|
|
|
bb.setY(r.y()+r.height()-bw);
|
|
|
bb.setWidth(r.width());
|
|
|
bb.setHeight(bw+1);
|
|
|
}
|
|
|
|
|
|
|
|
|
void DrawZone::resizeEvent(TQResizeEvent* e) {
|
|
|
TQScrollView::resizeEvent(e);
|
|
|
int width=(int) (image.width()*_zoom);
|
|
|
int height=(int) (image.height()*_zoom);
|
|
|
if (visibleWidth()>width)
|
|
|
width=visibleWidth();
|
|
|
if (visibleHeight()>height)
|
|
|
height=visibleHeight();
|
|
|
|
|
|
resizeContents(width,height);
|
|
|
|
|
|
imageRect.setLeft(0);
|
|
|
imageRect.setTop(0);
|
|
|
imageRect.setHeight((int)(image.height()*_zoom));
|
|
|
imageRect.setWidth((int)(image.width()*_zoom));
|
|
|
|
|
|
}
|
|
|
|
|
|
void DrawZone::cancelDrawing()
|
|
|
{
|
|
|
if ( (currentAction == DrawPolygon )
|
|
|
|| (currentAction == DrawRectangle )
|
|
|
|| (currentAction == DrawCircle )
|
|
|
)
|
|
|
{
|
|
|
currentAction = None;
|
|
|
TQRect r = translateToZoom(currentArea->selectionRect());
|
|
|
delete currentArea;
|
|
|
currentArea = 0L;
|
|
|
repaintContents(r,false);
|
|
|
imageMapEditor->slotUpdateSelectionCoords();
|
|
|
}
|
|
|
}
|
|
|
|
|
|
void DrawZone::repaintArea(const Area & a) {
|
|
|
repaintContents(translateToZoom(a.selectionRect()),false);
|
|
|
}
|
|
|
|
|
|
void DrawZone::repaintRect(const TQRect & r) {
|
|
|
repaintContents(translateToZoom(r),false);
|
|
|
}
|
|
|
|
|
|
void DrawZone::drawContents(TQPainter* p,int clipx,int clipy,int clipw,int cliph)
|
|
|
{
|
|
|
|
|
|
// Erase background without flicker
|
|
|
TQRect updateRect(clipx,clipy,clipw,cliph);
|
|
|
|
|
|
// Pixmap for double-buffering
|
|
|
TQPixmap doubleBuffer(updateRect.size());
|
|
|
if (doubleBuffer.isNull())
|
|
|
return;
|
|
|
|
|
|
TQPainter p2(&doubleBuffer);
|
|
|
p2.drawPixmap(0,0,zoomedImage,clipx,clipy,clipw,cliph);
|
|
|
p2.setBackgroundColor(p->backgroundColor());
|
|
|
|
|
|
if (zoomedImage.width() < (clipw+clipx) ) {
|
|
|
int eraseWidth = clipw+clipx - zoomedImage.width();
|
|
|
p2.eraseRect( TQRect(clipw-eraseWidth,0,eraseWidth,cliph) );
|
|
|
}
|
|
|
|
|
|
if (zoomedImage.height() < (cliph+clipy) ) {
|
|
|
int eraseHeight = cliph+clipy - zoomedImage.height();
|
|
|
p2.eraseRect( TQRect(0,cliph-eraseHeight,clipw,eraseHeight) );
|
|
|
}
|
|
|
|
|
|
p2.translate(-clipx, -clipy);
|
|
|
p2.scale(_zoom,_zoom);
|
|
|
|
|
|
TQRect areaUpdateRect;
|
|
|
areaUpdateRect.setX(myround(clipx/_zoom)-1);
|
|
|
areaUpdateRect.setY(myround(clipy/_zoom)-1);
|
|
|
areaUpdateRect.setWidth(myround(clipw/_zoom)+2);
|
|
|
areaUpdateRect.setHeight(myround(cliph/_zoom)+2);
|
|
|
|
|
|
AreaListIterator it=imageMapEditor->areaList();
|
|
|
for ( it.toLast();it.current() != 0L; --it)
|
|
|
{
|
|
|
if (it.current()->rect().intersects(areaUpdateRect))
|
|
|
it.current()->draw(p2);
|
|
|
}
|
|
|
|
|
|
// Draw the current drawing Area
|
|
|
if (currentAction != MoveArea &&
|
|
|
currentAction != MoveSelectionPoint &&
|
|
|
currentAction != None &&
|
|
|
currentAction != DoSelect)
|
|
|
{
|
|
|
currentArea->draw(p2);
|
|
|
}
|
|
|
|
|
|
if (currentAction == DoSelect )
|
|
|
{
|
|
|
TQPen pen = TQPen(TQColor("white"),1);
|
|
|
p2.setRasterOp(TQt::XorROP);
|
|
|
pen.setStyle(Qt::DotLine);
|
|
|
p2.setPen(pen);
|
|
|
|
|
|
TQRect r( drawStart.x(),drawStart.y(),drawCurrent.x()-drawStart.x(),drawCurrent.y()-drawStart.y());
|
|
|
r = r.normalize();
|
|
|
p2.drawRect(r);
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
p2.end();
|
|
|
|
|
|
// Copy the double buffer into the widget
|
|
|
p->drawPixmap(clipx,clipy,doubleBuffer);
|
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
void DrawZone::contentsDragEnterEvent(TQDragEnterEvent*e) {
|
|
|
if (!KURLDrag::canDecode(e))
|
|
|
return;
|
|
|
|
|
|
// bool accept = false;
|
|
|
KURL::List uris;
|
|
|
KURLDrag::decode(e,uris);
|
|
|
KMimeType::Ptr ptr = KMimeType::findByURL(uris.first());
|
|
|
// kdDebug() << "***** " << ptr.data()->name() << endl;
|
|
|
if ((ptr.data()->name() == "text/html")
|
|
|
|| (ptr.data()->name().left(6) == "image/"))
|
|
|
e->accept();
|
|
|
}
|
|
|
|
|
|
void DrawZone::contentsDropEvent( TQDropEvent* e) {
|
|
|
viewportDropEvent(e);
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void DrawZone::viewportDropEvent( TQDropEvent* e) {
|
|
|
KURL::List urlList;
|
|
|
// A file from konqueror was dropped
|
|
|
if (KURLDrag::decode(e,urlList)) {
|
|
|
imageMapEditor->openFile(urlList.first());
|
|
|
}
|
|
|
}
|
