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331 lines
9.1 KiB
331 lines
9.1 KiB
// //
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// C++ Implementation: k9canvasselection
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//
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// Description:
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//
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//
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// Author: Jean-Michel PETIT <k9copy@free.fr>, (C) 2007
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//
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// Copyright: See COPYING file that comes with this distribution
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//
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//
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#include "k9canvasselection.h"
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#include "k9menubutton.h"
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k9CanvasSelectionRedim::k9CanvasSelectionRedim (ePosition _position,int _x,int _y,int _w,int _h,TQCanvas *canvas,k9CanvasSelection *selection):TQCanvasRectangle(_x,_y,_w,_h,canvas) {
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m_position=_position;
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m_selection=selection;
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}
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void k9CanvasSelectionRedim::moveBy(double _x,double _y) {
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m_offsetX=_x;
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m_offsetY=_y;
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TQCanvasRectangle::moveBy(_x,_y);
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}
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void k9CanvasSelectionRedim::updateSelection() {
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int w,h;
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int w1=m_selection->getWidth();
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int h1=m_selection->getHeight();
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int x1=m_selection->getLeft();
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int y1=m_selection->getTop();
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switch (m_position) {
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case RedimTopLeft:
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w=m_selection->getWidth()-m_offsetX;
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h=m_selection->getHeight()-m_offsetY;
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if (m_selection->canScale(-m_offsetX,-m_offsetY)) {
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m_selection->setWidth(w);
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m_selection->setHeight(h);
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m_selection->moveBy(m_offsetX,m_offsetY);
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}
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break;
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case RedimMiddleRight :
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w= m_selection->getWidth()+ m_offsetX;
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if (m_selection->canScale(m_offsetX,0))
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m_selection->setWidth(w);
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break;
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case RedimTopMiddle:
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h=m_selection->getHeight()-m_offsetY;
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if (m_selection->canScale(0,-m_offsetY)) {
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m_selection->setHeight(h);
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m_selection->moveBy(0,m_offsetY);
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}
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break;
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case RedimTopRight:
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h=m_selection->getHeight()-m_offsetY;
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w=m_selection->getWidth()+ m_offsetX;
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if (m_selection->canScale(m_offsetX,-m_offsetY)) {
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m_selection->setHeight(h);
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m_selection->setWidth( w);
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m_selection->moveBy(0,m_offsetY);
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}
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break;
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case RedimMiddleLeft:
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w=m_selection->getWidth()-m_offsetX;
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if (m_selection->canScale(-m_offsetX,0)) {
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m_selection->setWidth(w);
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m_selection->moveBy(m_offsetX,0);
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}
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break;
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case RedimBottomLeft:
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w=m_selection->getWidth()-m_offsetX;
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h=m_selection->getHeight()+m_offsetY;
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if (m_selection->canScale(-m_offsetX,+m_offsetY)) {
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m_selection->setWidth(w);
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m_selection->setHeight(h);
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m_selection->moveBy(m_offsetX,0);
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}
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break;
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case RedimBottomMiddle:
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h=m_selection->getHeight()+m_offsetY;
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if (m_selection->canScale(0,+m_offsetY))
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m_selection->setHeight(h);
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break;
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case RedimBottomRight:
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w=m_selection->getWidth()+m_offsetX;
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h=m_selection->getHeight()+m_offsetY;
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if (m_selection->canScale(+m_offsetX,+m_offsetY)) {
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m_selection->setWidth(w);
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m_selection->setHeight(h);
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}
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break;
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}
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m_selection->scale(m_selection->getLeft()-x1,m_selection->getTop()-y1, m_selection->getWidth()-w1,m_selection->getHeight()-h1);
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m_selection->update();
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}
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k9CanvasSelection::k9CanvasSelection(k9MenuEditor *_editor)
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: TQObject(_editor) {
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m_rect=NULL;
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m_editor=_editor;
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}
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k9CanvasSelection::~k9CanvasSelection() {}
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void k9CanvasSelection::setPosition(TQPoint _p) {
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if (m_rect==NULL) {
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TQCanvas *m_canvas=m_editor->canvas();
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m_rect=new TQCanvasRectangle(m_editor->canvas());
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TQBrush brush(TQt::green);
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m_rm=new k9CanvasSelectionRedim(k9CanvasSelectionRedim::RedimMiddleRight,0,0,10,10,m_canvas,this);
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m_rm->setPen(TQt::black);
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m_rm->setBrush(brush);
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m_lt=new k9CanvasSelectionRedim(k9CanvasSelectionRedim::RedimTopLeft,0,0,10,10,m_canvas,this);
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m_lt->setPen(TQt::black);
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m_lt->setBrush(brush);
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m_mt=new k9CanvasSelectionRedim(k9CanvasSelectionRedim::RedimTopMiddle,0,0,10,10,m_canvas,this);
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m_mt->setPen(TQt::black);
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m_mt->setBrush(brush);
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m_mt=new k9CanvasSelectionRedim(k9CanvasSelectionRedim::RedimTopMiddle,0,0,10,10,m_canvas,this);
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m_mt->setPen(TQt::black);
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m_mt->setBrush(brush);
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m_rt=new k9CanvasSelectionRedim(k9CanvasSelectionRedim::RedimTopRight,0,0,10,10,m_canvas,this);
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m_rt->setPen(TQt::black);
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m_rt->setBrush(brush);
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m_lm=new k9CanvasSelectionRedim(k9CanvasSelectionRedim::RedimMiddleLeft,0,0,10,10,m_canvas,this);
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m_lm->setPen(TQt::black);
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m_lm->setBrush(brush);
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m_lb=new k9CanvasSelectionRedim(k9CanvasSelectionRedim::RedimBottomLeft,0,0,10,10,m_canvas,this);
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m_lb->setPen(TQt::black);
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m_lb->setBrush(brush);
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m_mb=new k9CanvasSelectionRedim(k9CanvasSelectionRedim::RedimBottomMiddle,0,0,10,10,m_canvas,this);
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m_mb->setPen(TQt::black);
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m_mb->setBrush(brush);
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m_rb=new k9CanvasSelectionRedim(k9CanvasSelectionRedim::RedimBottomRight,0,0,10,10,m_canvas,this);
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m_rb->setPen(TQt::black);
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m_rb->setBrush(brush);
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} else {
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m_rect->setCanvas(m_editor->canvas());
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m_lt->setCanvas(m_editor->canvas());
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m_mt->setCanvas(m_editor->canvas());
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m_rt->setCanvas(m_editor->canvas());
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m_lm->setCanvas(m_editor->canvas());
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m_rm->setCanvas(m_editor->canvas());
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m_lb->setCanvas(m_editor->canvas());
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m_mb->setCanvas(m_editor->canvas());
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m_rb->setCanvas(m_editor->canvas());
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;
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}
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m_rect->setPen(TQPen(TQt::red));
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m_rect->setX(_p.x());
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m_rect->setY(_p.y());
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m_rect->setSize(0,0);
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}
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void k9CanvasSelection::release() {
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if (m_rect) {
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if (m_editor->getSelection()->count() !=0) {
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drawSelection();
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} else {
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hide();
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hideRedim();
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}
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m_editor->canvas()->update();
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}
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}
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void k9CanvasSelection::drawSelection() {
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int left=720,top=576,right=0,bottom=0;
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TQPtrList <k9MenuButton> *selection=m_editor->getSelection();
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for (k9MenuButton *b=selection->first();b;b=selection->next()) {
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left=TQMIN(left,b->getLeft());
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top=TQMIN(top,b->getTop());
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right=TQMAX(right,b->getWidth()+b->getLeft());
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bottom=TQMAX(bottom,b->getTop()+b->getHeight());
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}
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m_rect->setX(left-2);
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m_rect->setY(top-2);
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m_rect->setSize(right-left+4,bottom-top+4);
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update();
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}
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void k9CanvasSelection::update() {
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int x=(int)m_rect->x() -5;
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int y=(int)m_rect->y()-5;
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int w=getWidth();
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int h=getHeight();
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int count=m_editor->canvas()->allItems().count();
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m_lt->move(x,y);
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m_lt->setZ(count--);
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m_mt->move(x+w/2,y);
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m_mt->setZ(count--);
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m_rt->move(x+w,y);
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m_rt->setZ(count--);
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m_lm->move(x,y+h/2);
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m_lm->setZ(count--);
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m_rm->move(x+w,y+h/2);
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m_rm->setZ(count--);
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m_lb->move(x,y+h);
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m_lb->setZ(count--);
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m_mb->move(x+w/2,y+h);
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m_mb->setZ(count--);
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m_rb->move(x+w,y+h);
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m_rb->setZ(count--);
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m_rect->setZ(count--);
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TQCanvasItemList l=m_editor->canvas()->allItems();
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for (TQCanvasItemList::Iterator it=l.begin(); it!=l.end(); ++it) {
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TQCanvasItem *item=*it;
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if (item != m_rect && item !=m_lt && item !=m_rt && item != m_mt && item !=m_lm && item != m_rm && item != m_lb && item != m_mb && item !=m_rb)
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item->setZ(count--);
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}
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showRedim();
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show();
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}
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void k9CanvasSelection::scale(int _x,int _y,int _w, int _h) {
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TQPtrList <k9MenuButton> *buttons=m_editor->getSelection();
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for (k9MenuButton *b=buttons->first();b;b=buttons->next()) {
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b->moveBy(_x,_y,false);
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if (b->getWidth() + _w >10)
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b->setWidth(b->getWidth()+_w,false);
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if (b->getHeight() +_h >10)
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b->setHeight(b->getHeight()+_h);
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}
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}
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bool k9CanvasSelection::canScale(int _w, int _h) {
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TQPtrList <k9MenuButton> *buttons=m_editor->getSelection();
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for (k9MenuButton *b=buttons->first();b;b=buttons->next()) {
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if (b->getWidth() + _w <10)
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return false;
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if (b->getHeight() +_h <10)
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return false;
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}
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return true;
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}
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void k9CanvasSelection::hide() {
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m_rect->hide();
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hideRedim();
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}
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void k9CanvasSelection::hideRedim() {
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m_lt->hide();
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m_mt->hide();
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m_rt->hide();
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m_lm->hide();
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m_rm->hide();
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m_lb->hide();
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m_mb->hide();
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m_rb->hide();
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}
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void k9CanvasSelection::show() {
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m_rect->show();
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}
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void k9CanvasSelection::showRedim() {
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m_lt->show();
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m_mt->show();
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m_rt->show();
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m_lm->show();
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m_rm->show();
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m_lb->show();
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m_mb->show();
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m_rb->show();
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}
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void k9CanvasSelection::setSize(int _w,int _h) {
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m_rect->setSize(_w,_h);
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}
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TQRect k9CanvasSelection::getRect() {
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return m_rect->rect();
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}
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void k9CanvasSelection::moveBy(int _x,int _y) {
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m_rect->moveBy(_x,_y);
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}
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int k9CanvasSelection::getWidth() {
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return m_rect->width();
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}
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void k9CanvasSelection::setWidth(int _w) {
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m_rect->setSize(_w,m_rect->height());
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}
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int k9CanvasSelection::getHeight() {
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return m_rect->height();
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}
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void k9CanvasSelection::setHeight(int _h) {
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m_rect->setSize(m_rect->width(),_h);
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}
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int k9CanvasSelection::getLeft() {
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return (int)m_rect->x();
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}
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int k9CanvasSelection::getTop() {
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return (int)m_rect->y();
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}
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#include "k9canvasselection.moc"
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