Shamusworld >> Repos - architektonas/blob - src/actions/actionzoomin.cpp

   1 // actionzoomin.cpp
   2 //
   3 // Part of the Architektonas Project
   4 // Originally part of QCad Community Edition by Andrew Mustun
   5 // Extensively rewritten and refactored by James L. Hammons
   6 // Portions copyright (C) 2001-2003 RibbonSoft
   7 // Copyright (C) 2010 Underground Software
   8 // See the README and GPLv2 files for licensing and warranty information
   9 //
  10 // JLH = James L. Hammons <jlhamm@acm.org>
  11 //
  12 // Who  When        What
  13 // ---  ----------  -----------------------------------------------------------
  14 // JLH  05/28/2010  Added this text. :-)
  15 //
  16
  17 #include "actionzoomin.h"
  18
  19 #include "graphicview.h"
  20
  21 /**
  22  * Default constructor.
  23  *
  24  * @param direction In for zooming in, Out for zooming out.
  25  * @param axis Axis that are affected by the zoom (OnlyX, OnlyY or Both)
  26  */
  27 ActionZoomIn::ActionZoomIn(RS_EntityContainer & container, GraphicView & graphicView, RS2::ZoomDirection direction, RS2::Axis axis, const Vector & center):
  28         ActionInterface("Zoom in", container, graphicView)
  29 {
  30         this->direction = direction;
  31         this->axis = axis;
  32         this->center = center;
  33 }
  34
  35 ActionZoomIn::~ActionZoomIn()
  36 {
  37 }
  38
  39 void ActionZoomIn::init(int status)
  40 {
  41         ActionInterface::init(status);
  42         trigger();
  43 }
  44
  45 void ActionZoomIn::trigger()
  46 {
  47         switch (axis)
  48         {
  49         case RS2::OnlyX:
  50
  51                 if (direction == RS2::In)
  52                         graphicView->zoomInX();
  53                 else
  54                         graphicView->zoomOutX();
  55                 break;
  56
  57         case RS2::OnlyY:
  58
  59                 if (direction == RS2::In)
  60                         graphicView->zoomInY();
  61                 else
  62                         graphicView->zoomOutY();
  63                 break;
  64
  65         case RS2::Both:
  66
  67                 if (direction == RS2::In)
  68                         graphicView->zoomIn(1.25, center);
  69                 else
  70                         graphicView->zoomOut(1.25, center);
  71                 break;
  72         }
  73
  74         finish();
  75 }
  76
  77