DetailSlider.cpp

/******************************************************************************
 *
 * Project:  OpenCPN
 *
 ***************************************************************************
 *   Copyright (C) 2013 by David S. Register                               *
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 *   This program 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 General Public License for more details.                          *
 *                                                                         *
 *   You should have received a copy of the GNU General Public License     *
 *   along with this program; if not, write to the                         *
 *   Free Software Foundation, Inc.,                                       *
 *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,  USA.         *
 ***************************************************************************
 */
 
#ifdef __MINGW32__
#undef IPV6STRICT  // mingw FTBS fix:  missing struct ip_mreq
#include <windows.h>
#endif
 
#include <wx/wxprec.h>
 
#include <wx/slider.h>
 
#include "DetailSlider.h"
#include "chcanv.h"
#include "OCPNPlatform.h"
#include "options.h"
#include "chartdb.h"
#include "ocpn_frame.h"
 
extern bool g_bShowDetailSlider;
extern PopUpDSlide* pPopupDetailSlider;
extern int g_cm93_zoom_factor;
extern int g_chart_zoom_modifier_raster;
extern int g_chart_zoom_modifier_vector;
extern int g_detailslider_dialog_x;
extern int g_detailslider_dialog_y;
extern MyFrame* gFrame;
 
BEGIN_EVENT_TABLE(PopUpDSlide, wxFrame)
EVT_KEY_DOWN(PopUpDSlide::OnKeyDown)
EVT_MOVE(PopUpDSlide::OnMove)
EVT_COMMAND_SCROLL_THUMBRELEASE(-1, PopUpDSlide::OnChangeValue)
EVT_COMMAND_SCROLL_LINEUP(-1, PopUpDSlide::OnChangeValue)
EVT_COMMAND_SCROLL_LINEDOWN(-1, PopUpDSlide::OnChangeValue)
EVT_COMMAND_SCROLL_PAGEUP(-1, PopUpDSlide::OnChangeValue)
EVT_COMMAND_SCROLL_PAGEDOWN(-1, PopUpDSlide::OnChangeValue)
EVT_COMMAND_SCROLL_BOTTOM(-1, PopUpDSlide::OnChangeValue)
EVT_COMMAND_SCROLL_TOP(-1, PopUpDSlide::OnChangeValue)
EVT_CLOSE(PopUpDSlide::OnClose)
END_EVENT_TABLE()
 
PopUpDSlide::PopUpDSlide(wxWindow* parent, wxWindowID id, ChartTypeEnum ChartT,
                         ChartFamilyEnum ChartF, const wxPoint& pos,
                         const wxSize& size, long style,
                         const wxString& title) {
  Init();
  if (Create(parent, ID_CM93ZOOMG, ChartT, ChartF, pos, size, style, title)) {
    m_p_DetailSlider->Connect(
        wxEVT_KEY_DOWN, wxKeyEventHandler(PopUpDSlide::OnKeyDown), NULL, this);
  }
}
 
PopUpDSlide::~PopUpDSlide() { delete m_p_DetailSlider; }
 
void PopUpDSlide::Init(void) { m_p_DetailSlider = NULL; }
 
bool PopUpDSlide::Create(wxWindow* parent, wxWindowID id, ChartTypeEnum ChartT,
                         ChartFamilyEnum ChartF, const wxPoint& pos,
                         const wxSize& size, long style,
                         const wxString& title) {
  ChartType = ChartT;
  ChartFam = ChartF;
  wxString WindowText;
  int value;
  if ((ChartType == CHART_TYPE_CM93COMP) || (ChartType == CHART_TYPE_CM93)) {
    value = g_cm93_zoom_factor;
    WindowText = _("CM93 Detail Level");
  } else if ((ChartType == CHART_TYPE_KAP) || (ChartType == CHART_TYPE_GEO) ||
             (ChartFam == CHART_FAMILY_RASTER)) {
    value = g_chart_zoom_modifier_raster;
    WindowText = _("Rasterchart Zoom/Scale Weighting");
  } else if ((ChartType == CHART_TYPE_S57) ||
             (ChartFam == CHART_FAMILY_VECTOR)) {
    value = g_chart_zoom_modifier_vector;
    WindowText = _("Vectorchart Zoom/Scale Weighting");
  } else {
    pPopupDetailSlider = NULL;
    return false;
  }
 
  long wstyle = wxDEFAULT_DIALOG_STYLE | wxFRAME_FLOAT_ON_PARENT;
 
  if (!wxFrame::Create(parent, id, WindowText, pos, size, wstyle)) return false;
 
  m_pparent = parent;
 
  int minValue = -5;
  int maxValue = 5;
  m_p_DetailSlider = new wxSlider(
      this, id, value, minValue, maxValue, wxPoint(0, 0), wxDefaultSize,
      wxSL_HORIZONTAL | wxSL_AUTOTICKS | wxSL_LABELS, wxDefaultValidator,
      WindowText);
 
  m_p_DetailSlider->SetSize(wxSize(350, -1));
 
  m_p_DetailSlider->InvalidateBestSize();
  wxSize bs = m_p_DetailSlider->GetBestSize();
 
  m_p_DetailSlider->SetSize(wxSize(350, bs.y));
  Fit();
 
  m_p_DetailSlider->SetValue(value);
 
  Hide();
 
  return true;
}
 
void PopUpDSlide::OnCancelClick(wxCommandEvent& event) {
  g_bShowDetailSlider = false;
  Close();
}
 
void PopUpDSlide::OnClose(wxCloseEvent& event) {
  g_bShowDetailSlider = false;
 
  if (m_p_DetailSlider)
    m_p_DetailSlider->Disconnect(
        wxEVT_KEY_DOWN, wxKeyEventHandler(PopUpDSlide::OnKeyDown), NULL, this);
  Destroy();
  pPopupDetailSlider = NULL;
}
 
void PopUpDSlide::OnKeyDown(wxKeyEvent& event) {
  int key_char = event.GetKeyCode();
  if (key_char == WXK_ESCAPE || key_char == 'D') {
    g_bShowDetailSlider = false;
    Close();
  }
}
 
void PopUpDSlide::OnMove(wxMoveEvent& event) {
  //    Record the dialog position
  wxPoint p = event.GetPosition();
  g_detailslider_dialog_x = p.x;
  g_detailslider_dialog_y = p.y;
 
  event.Skip();
}
 
void PopUpDSlide::OnChangeValue(wxScrollEvent& event)
 
{
  ::wxBeginBusyCursor();
 
  if ((ChartType == CHART_TYPE_CM93COMP) || (ChartType == CHART_TYPE_CM93)) {
    g_cm93_zoom_factor = m_p_DetailSlider->GetValue();
    ChartCanvas* parentCanvas = dynamic_cast<ChartCanvas*>(GetParent());
 
    parentCanvas->ReloadVP();
    parentCanvas->Refresh();
    ::wxEndBusyCursor();
    return;
  }
 
  if ((ChartType == CHART_TYPE_KAP) || (ChartType == CHART_TYPE_GEO) ||
      (ChartFam == CHART_FAMILY_RASTER)) {
    g_chart_zoom_modifier_raster = m_p_DetailSlider->GetValue();
  }
 
  if ((ChartType == CHART_TYPE_S57) || (ChartFam == CHART_FAMILY_VECTOR)) {
    g_chart_zoom_modifier_vector = m_p_DetailSlider->GetValue();
  }
 
  gFrame->ProcessOptionsDialog(S52_CHANGED | FORCE_UPDATE, NULL);
 
  ::wxEndBusyCursor();
}