path: root/support/dktools/Dk4WxControl.cpp

/*
	WARNING: This file was generated by dkct.
	Changes you make here will be lost if dkct is run again!
	You should modify the original source and run dkct on it.
	Original source: Dk4WxControl.cpt
*/

/*
Copyright (C) 2015-2017, Dirk Krause

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:

* Redistributions of source code must retain the above copyright notice,
  this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above opyright notice,
  this list of conditions and the following disclaimer in the documentation
  and/or other materials provided with the distribution.
* Neither the name of the author nor the names of contributors may be used
  to endorse or promote products derived from this software without specific
  prior written permission.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS''
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED.
IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY
DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/

/**	@file Dk4WxControl.cpp The Dk4WxControl module.
*/


#line 205 "Dk4WxControl.cpt"

#include "Dk4WxControl.h"





#line 211 "Dk4WxControl.cpt"



const wxChar Dk4WxControl::Dk4WxControlName[] = { wxT("Dk4WxControl") };


IMPLEMENT_DYNAMIC_CLASS(Dk4WxControl, wxControl)

BEGIN_EVENT_TABLE(Dk4WxControl, wxControl)
	EVT_ERASE_BACKGROUND(Dk4WxControl::OnErase)
	EVT_PAINT(Dk4WxControl::OnPaint)
END_EVENT_TABLE()



Dk4WxControl::Dk4WxControl()
: wxControl()
{
  

#line 230 "Dk4WxControl.cpt"
  pBitmap	= NULL;
  iBmWidth	= -1;
  iBmHeight	= -1;
  SetBackgroundStyle(wxBG_STYLE_CUSTOM);
  

#line 235 "Dk4WxControl.cpt"
}



bool
Dk4WxControl::Create(
  wxWindow		*parent,
  wxWindowID		 wid,
  const wxPoint &	 pos,
  const wxSize &	 size,
  long			 style,
  const wxValidator &	 validator,
  const wxChar		*name
)
{
  bool	back;
  

#line 252 "Dk4WxControl.cpt"
  back = wxControl::Create(
    parent, wid, pos, size, style, validator, name
  );
  pBitmap	= NULL;
  iBmWidth	= -1;
  iBmHeight	= -1;
  SetBackgroundStyle(wxBG_STYLE_CUSTOM);
  

#line 260 "Dk4WxControl.cpt"
  return back;
}

    
    
Dk4WxControl::Dk4WxControl(
  wxWindow		*parent,
  wxWindowID		 wid,
  const wxPoint &	 pos,
  const wxSize &	 size,
  long			 style,
  const wxValidator &	 validator,
  const wxChar		*name
)
: wxControl( parent, wid, pos, size, style, validator, wxString(name))
{
  

#line 277 "Dk4WxControl.cpt"
  pBitmap	= NULL;
  iBmWidth	= -1;
  iBmHeight	= -1;
  SetBackgroundStyle(wxBG_STYLE_CUSTOM);
  

#line 282 "Dk4WxControl.cpt"
}



Dk4WxControl::~Dk4WxControl()
{
  

#line 289 "Dk4WxControl.cpt"
  {
    wxCriticalSectionLocker	lock(csProtect);
    if (NULL != pBitmap) { delete(pBitmap); }
    pBitmap	= NULL;
    iBmWidth	= -1;
    iBmHeight	= -1;
  }
  

#line 297 "Dk4WxControl.cpt"
}



void
Dk4WxControl::OnErase(wxEraseEvent & event)
{
  

#line 305 "Dk4WxControl.cpt"
  

#line 306 "Dk4WxControl.cpt"
}



void
Dk4WxControl::PaintOperation(
  wxDC &		pdc,
  wxPaintEvent &	event,
  bool			buffered,
  int			clWidth,
  int			clHeight
)
{
  pdc.SetBrush(*wxWHITE_BRUSH);
  pdc.DrawRectangle(0, 0, clWidth, clHeight);
}



void
Dk4WxControl::InternalPaint(
  wxDC &		pdc,
  wxPaintEvent &	event,
  bool			buffered,
  int			clWidth,
  int			clHeight
)
{
  /*	Save current DC settings.
  */
  wxBrush	const	br	=	pdc.GetBrush();
  wxBrush	const	bg	=	pdc.GetBackground();
  wxFont	const	fn	=	pdc.GetFont();
  wxPen		const	pn	=	pdc.GetPen();
  wxColour	const	tbg	=	pdc.GetTextBackground();
  wxColour	const	tfg	=	pdc.GetTextForeground();
  int			bgm	=	pdc.GetBackgroundMode();
  

#line 344 "Dk4WxControl.cpt"
  /*	Do the real pain operation.
  */
  PaintOperation(pdc, event, buffered, clWidth, clHeight);
  /*	Restore DC settings from start.
  */
  pdc.SetBackgroundMode(bgm);
  pdc.SetTextForeground(tfg);
  pdc.SetTextBackground(tbg);
  pdc.SetPen(pn);
  pdc.SetFont(fn);
  pdc.SetBackground(bg);
  pdc.SetBrush(br);
  

#line 357 "Dk4WxControl.cpt"
}



void
Dk4WxControl::OnPaint(wxPaintEvent & event)
{
  wxPaintDC	paintDC(this);
  int		w		= 0;
  int		h		= 0;
  bool		mustDraw	= false;
  bool		done		= false;
  

#line 370 "Dk4WxControl.cpt"
  {
    wxCriticalSectionLocker	lock(csProtect);
    wxSize			sz = GetClientSize();
    mustDraw = bUpdate;
#if VERSION_BEFORE_20150821
    w = iBmWidth;
    h = iBmHeight;
#endif
    if (NULL != pBitmap) {
      if ((iBmWidth != sz.x) || (iBmHeight != sz.y)) {
        delete(pBitmap);
	pBitmap = NULL;
      }
    }
    w = iBmWidth = sz.x;
    h = iBmHeight = sz.y;
    if (NULL == pBitmap) {
      pBitmap = new wxBitmap(iBmWidth, iBmHeight);
      mustDraw = true;
    }
    if (NULL != pBitmap) {
      if (mustDraw) {
        wxMemoryDC	memDC;
	memDC.SelectObject(*pBitmap);
	InternalPaint(memDC, event, true, w, h);
	memDC.SelectObject(wxNullBitmap);
	bUpdate = false;
      }
      paintDC.DrawBitmap(*pBitmap, 0, 0, false);
      done = true;
    }
  }
  if (!(done)) {
    InternalPaint(paintDC, event, false, w, h);
  }
  

#line 406 "Dk4WxControl.cpt"
}



void
Dk4WxControl::SetUpdate(bool flag)
{
  

#line 414 "Dk4WxControl.cpt"
  if (flag) {
    wxCriticalSectionLocker	lock(csProtect);
    bUpdate = true;
  }
  

#line 419 "Dk4WxControl.cpt"
}



void
Dk4WxControl::ReleaseBuffer(void)
{
  {
     wxCriticalSectionLocker	lock(csProtect);
     if (NULL != pBitmap) {
       delete(pBitmap);
       pBitmap = NULL;
     }
  }
}