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LayerTree.cpp
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/*
/ LayerTree.cpp
/ tree control to hadle map layers
/
/ version 1.0, 2009 February 3
/
/ Author: Sandro Furieri a-furieri@lqt.it
/
/ Copyright (C) 2009 Alessandro Furieri
/
/ 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 3 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, see <http://www.gnu.org/licenses/>.
/
*/
#include "Classdef.h"
#include "wx/filename.h"
#include "wx/imaglist.h"
//
// ICONs in XPM format [universally portable]
//
#include "icons/db.xpm"
#include "icons/points_on.xpm"
#include "icons/linestrings_on.xpm"
#include "icons/polygons_on.xpm"
#include "icons/points_off.xpm"
#include "icons/linestrings_off.xpm"
#include "icons/polygons_off.xpm"
#include "icons/raster_on.xpm"
#include "icons/raster_off.xpm"
#include "icons/network_on.xpm"
#include "icons/network_off.xpm"
#include "icons/refresh.xpm"
#include "icons/on.xpm"
#include "icons/off.xpm"
#include "icons/ident_on.xpm"
#include "icons/ident_off.xpm"
#include "icons/crs.xpm"
#include "icons/scale_visibility.xpm"
#include "icons/labels.xpm"
#include "icons/graphics.xpm"
#include "icons/classify.xpm"
#include "icons/cancel.xpm"
#include "icons/statistics.xpm"
#include "icons/spatialidx.xpm"
#include "icons/mbrcache.xpm"
#include "icons/kill_spindex.xpm"
#include "icons/dumpshp.xpm"
#include "icons/remove.xpm"
#include "icons/edit_no.xpm"
#include "icons/edit_yes.xpm"
#include "icons/table.xpm"
#include "icons/table_gear.xpm"
#include "icons/build_network.xpm"
#include "icons/drop_network.xpm"
MyLayerTree::MyLayerTree(MyFrame * parent, wxWindowID id):wxTreeCtrl(parent, id)
{
//
// constructor: TREE control to manage Map Layers
//
MainFrame = parent;
Changed = true;
CurrentItem = wxTreeItemId();
DraggedItem = wxTreeItemId();
Root = AddRoot(wxT("No DB connected"));
// setting up icons
Images = NULL;
BaseImages = new wxImageList(16, 16, true);
wxIcon icons[11];
icons[0] = wxIcon(db_xpm);
icons[1] = wxIcon(points_on_xpm);
icons[2] = wxIcon(linestrings_on_xpm);
icons[3] = wxIcon(polygons_on_xpm);
icons[4] = wxIcon(raster_on_xpm);
icons[5] = wxIcon(network_on_xpm);
icons[6] = wxIcon(points_off_xpm);
icons[7] = wxIcon(linestrings_off_xpm);
icons[8] = wxIcon(polygons_off_xpm);
icons[9] = wxIcon(raster_off_xpm);
icons[10] = wxIcon(network_off_xpm);
BaseImages->Add(icons[0]);
BaseImages->Add(icons[1]);
BaseImages->Add(icons[2]);
BaseImages->Add(icons[3]);
BaseImages->Add(icons[4]);
BaseImages->Add(icons[5]);
BaseImages->Add(icons[6]);
BaseImages->Add(icons[7]);
BaseImages->Add(icons[8]);
BaseImages->Add(icons[9]);
BaseImages->Add(icons[10]);
SetItemImage(Root, 0);
// setting up event handlers
Connect(wxID_ANY, wxEVT_COMMAND_TREE_SEL_CHANGED,
(wxObjectEventFunction) & MyLayerTree::OnSelChanged);
Connect(wxID_ANY, wxEVT_COMMAND_TREE_ITEM_ACTIVATED,
(wxObjectEventFunction) & MyLayerTree::OnItemActivated);
Connect(wxID_ANY, wxEVT_COMMAND_TREE_ITEM_RIGHT_CLICK,
(wxObjectEventFunction) & MyLayerTree::OnRightClick);
Connect(Tree_Refresh, wxEVT_COMMAND_MENU_SELECTED,
(wxObjectEventFunction) & MyLayerTree::OnCmdRefresh);
Connect(Tree_ShowAll, wxEVT_COMMAND_MENU_SELECTED,
(wxObjectEventFunction) & MyLayerTree::OnCmdShowAll);
Connect(Tree_HideAll, wxEVT_COMMAND_MENU_SELECTED,
(wxObjectEventFunction) & MyLayerTree::OnCmdHideAll);
Connect(Tree_Visible, wxEVT_COMMAND_MENU_SELECTED,
(wxObjectEventFunction) & MyLayerTree::OnCmdVisible);
Connect(Tree_Identify, wxEVT_COMMAND_MENU_SELECTED,
(wxObjectEventFunction) & MyLayerTree::OnCmdIdentify);
Connect(Tree_LayerExtent, wxEVT_COMMAND_MENU_SELECTED,
(wxObjectEventFunction) & MyLayerTree::OnCmdLayerExtent);
Connect(Tree_Crs, wxEVT_COMMAND_MENU_SELECTED,
(wxObjectEventFunction) & MyLayerTree::OnCmdCrs);
Connect(Tree_ScaleVisibility, wxEVT_COMMAND_MENU_SELECTED,
(wxObjectEventFunction) & MyLayerTree::OnCmdScaleVisibility);
Connect(Tree_Labels, wxEVT_COMMAND_MENU_SELECTED,
(wxObjectEventFunction) & MyLayerTree::OnCmdLabels);
Connect(Tree_Graphics, wxEVT_COMMAND_MENU_SELECTED,
(wxObjectEventFunction) & MyLayerTree::OnCmdGraphics);
Connect(Tree_Classify, wxEVT_COMMAND_MENU_SELECTED,
(wxObjectEventFunction) & MyLayerTree::OnCmdClassify);
Connect(Tree_ClassesDrop, wxEVT_COMMAND_MENU_SELECTED,
(wxObjectEventFunction) & MyLayerTree::OnCmdClassesDrop);
Connect(Tree_Statistics, wxEVT_COMMAND_MENU_SELECTED,
(wxObjectEventFunction) & MyLayerTree::OnCmdUpdateStatistics);
Connect(Tree_SpatialIndex, wxEVT_COMMAND_MENU_SELECTED,
(wxObjectEventFunction) & MyLayerTree::OnCmdSpatialIndex);
Connect(Tree_MbrCache, wxEVT_COMMAND_MENU_SELECTED,
(wxObjectEventFunction) & MyLayerTree::OnCmdMbrCache);
Connect(Tree_DumpShp, wxEVT_COMMAND_MENU_SELECTED,
(wxObjectEventFunction) & MyLayerTree::OnCmdDumpShp);
Connect(Tree_DeleteLayer, wxEVT_COMMAND_MENU_SELECTED,
(wxObjectEventFunction) & MyLayerTree::OnCmdDeleteLayer);
Connect(Tree_ShowTable, wxEVT_COMMAND_MENU_SELECTED,
(wxObjectEventFunction) & MyLayerTree::OnCmdShowTable);
Connect(Tree_EditMode, wxEVT_COMMAND_MENU_SELECTED,
(wxObjectEventFunction) & MyLayerTree::OnCmdEditMode);
Connect(Tree_TableLayout, wxEVT_COMMAND_MENU_SELECTED,
(wxObjectEventFunction) & MyLayerTree::OnCmdTableLayout);
Connect(Tree_BuildNetwork, wxEVT_COMMAND_MENU_SELECTED,
(wxObjectEventFunction) & MyLayerTree::OnCmdBuildNetwork);
Connect(Tree_DropNetwork, wxEVT_COMMAND_MENU_SELECTED,
(wxObjectEventFunction) & MyLayerTree::OnCmdDropNetwork);
// Drag & Drop event handlers
Connect(wxID_ANY, wxEVT_COMMAND_TREE_BEGIN_DRAG,
(wxObjectEventFunction) & MyLayerTree::OnDragStart);
Connect(wxID_ANY, wxEVT_COMMAND_TREE_BEGIN_RDRAG,
(wxObjectEventFunction) & MyLayerTree::OnDragStart);
Connect(wxID_ANY, wxEVT_COMMAND_TREE_END_DRAG,
(wxObjectEventFunction) & MyLayerTree::OnDragEnd);
}
MyLayerTree::~MyLayerTree()
{
// destructor
if (BaseImages)
delete BaseImages;
if (Images)
delete Images;
}
void MyLayerTree::AddLayer(MyLayerParams * layer)
{
//
// appends a layer to the TREE list
//
MyLayerSubClass *pSub;
wxTreeItemId item;
bool ok = false;
wxString name;
if (layer->IsRasterLayer() == true && layer->GetSrid() != -9999)
{
if (layer->GetDescName().Len() > 0)
name = layer->GetDescName();
else
name = layer->GetTableName();
ok = true;
}
if (layer->IsRasterLayer() == false && layer->GetSrid() != -9999 &&
(layer->GetGeometryType() == LAYER_POINT
|| layer->GetGeometryType() == LAYER_LINESTRING
|| layer->GetGeometryType() == LAYER_POLYGON))
{
if (layer->GetDescName().Len() > 0)
name = layer->GetDescName();
else
{
name = layer->GetTableName();
name += wxT(".");
name += layer->GetGeometryColumn();
}
ok = true;
}
if (ok == false)
return;
LayerObject *obj = new LayerObject(layer);
item = AppendItem(Root, name, GetIconIndex(obj));
SetItemData(item, (wxTreeItemData *) obj);
if (obj->GetType() == VECTOR_LAYER)
{
// appends the Default [layer Icon]
LayerObject *objDefault = new LayerObject(obj, true);
wxTreeItemId defaultItem = AppendItem(item, wxT(""), -1, -1, objDefault);
pSub = layer->GetFirst();
while (pSub)
{
// appending the SubClasses defs
LayerObject *newObj = new LayerObject(pSub);
AppendItem(item, newObj->GetSubClassString(), -1, -1, newObj);
pSub = pSub->GetNext();
}
}
wxColour color(0, 0, 0);
if (obj->IsVisible() == false)
color = wxColour(192, 192, 192);
SetItemTextColour(item, color);
Changed = true;
}
void MyLayerTree::MarkCurrentItem()
{
//
// setting the Current Item as BOLD
//
wxTreeItemId item;
wxTreeItemIdValue cookie;
item = GetFirstChild(GetRoot(), cookie);
while (item.IsOk() == true)
{
if (item == CurrentItem)
SetItemBold(item, true);
else
SetItemBold(item, false);
item = GetNextChild(GetRoot(), cookie);
}
}
void MyLayerTree::SetLayerIcons()
{
//
// creating the ImageList [with layer Icons]
//
int count;
wxTreeItemId item;
wxTreeItemIdValue cookie;
LayerObject *layer;
SetImageList(NULL);
// destroyng the old ImageList
if (Images)
delete Images;
Images = NULL;
item = GetFirstChild(GetRoot(), cookie);
count = BaseImages->GetImageCount(); // the fixed Icons
while (item.IsOk() == true)
{
// counting how many Icons we need to insert into the ImageList
count += GetChildrenCount(item);
item = GetNextChild(GetRoot(), cookie);
}
// creating the updated ImageList
Images = new wxImageList(32, 16, count + 1);
wxBitmap bmp = BaseImages->GetBitmap(0);
AddBitmap(bmp);
bmp = BaseImages->GetBitmap(1);
AddOnBitmap(bmp);
bmp = BaseImages->GetBitmap(2);
AddOnBitmap(bmp);
bmp = BaseImages->GetBitmap(3);
AddOnBitmap(bmp);
bmp = BaseImages->GetBitmap(4);
AddOnBitmap(bmp);
bmp = BaseImages->GetBitmap(5);
AddOnBitmap(bmp);
bmp = BaseImages->GetBitmap(6);
AddOffBitmap(bmp);
bmp = BaseImages->GetBitmap(7);
AddOffBitmap(bmp);
bmp = BaseImages->GetBitmap(8);
AddOffBitmap(bmp);
bmp = BaseImages->GetBitmap(9);
AddOffBitmap(bmp);
bmp = BaseImages->GetBitmap(10);
AddOffBitmap(bmp);
// creating the Symbol and Pattern lists
MyImageList symbols;
MyImageList patterns;
MainFrame->GetSymbolBitmaps(&symbols);
MainFrame->GetPatternBitmaps(&patterns);
item = GetFirstChild(GetRoot(), cookie);
while (item.IsOk() == true)
{
// inserting the Layer Icons
wxTreeItemId subItem;
wxTreeItemIdValue subCookie;
LayerObject *obj = (LayerObject *) GetItemData(item);
int geomType = obj->GetGeometryType();
bool hasSubClasses = obj->HasSubClasses();
subItem = GetFirstChild(item, subCookie);
while (subItem.IsOk() == true)
{
layer = (LayerObject *) GetItemData(subItem);
if (layer->IsDefault() == true)
{
if (hasSubClasses == true)
SetItemText(subItem, wxT("default"));
else
SetItemText(subItem, wxT(""));
SetItemImage(subItem,
layer->AddLayerIcon(Images, 32, 16, &symbols,
&patterns));
} else if (layer->GetType() == LAYER_SUB_CLASS)
SetItemImage(subItem,
layer->AddSubClassIcon(Images, 32, 16, geomType));
subItem = GetNextChild(item, subCookie);
}
item = GetNextChild(GetRoot(), cookie);
}
wxBitmap offBmp(off_xpm);
AddBitmap(offBmp);
SetImageList(Images);
}
void MyLayerTree::AddBitmap(wxBitmap & oldBmp)
{
//
// inserting a Bitmap into the ImageList [centered]
//
wxBitmap newBmp(32, 16);
wxMemoryDC *bmp_dc = new wxMemoryDC(newBmp);
bmp_dc->SetPen(wxColour(255, 255, 255));
bmp_dc->SetBrush(wxColour(255, 255, 255));
bmp_dc->DrawRectangle(0, 0, 32, 16);
bmp_dc->DrawBitmap(oldBmp, 8, 0, true);
bmp_dc->SetPen(wxNullPen);
bmp_dc->SetBrush(wxNullBrush);
delete bmp_dc;
Images->Add(newBmp, wxColour(255, 255, 255));
}
void MyLayerTree::AddOnBitmap(wxBitmap & oldBmp)
{
//
// inserting a Bitmap into the ImageList [ON state]
//
wxBitmap newBmp(32, 16);
wxMemoryDC *bmp_dc = new wxMemoryDC(newBmp);
bmp_dc->SetPen(wxColour(255, 255, 255));
bmp_dc->SetBrush(wxColour(255, 255, 255));
bmp_dc->DrawRectangle(0, 0, 32, 16);
bmp_dc->DrawBitmap(on_xpm, 0, 0, true);
bmp_dc->DrawBitmap(oldBmp, 16, 0, true);
bmp_dc->SetPen(wxNullPen);
bmp_dc->SetBrush(wxNullBrush);
delete bmp_dc;
Images->Add(newBmp, wxColour(255, 255, 255));
}
void MyLayerTree::AddOffBitmap(wxBitmap & oldBmp)
{
//
// inserting a Bitmap into the ImageList [OFF state]
//
wxBitmap newBmp(32, 16);
wxMemoryDC *bmp_dc = new wxMemoryDC(newBmp);
bmp_dc->SetPen(wxColour(255, 255, 255));
bmp_dc->SetBrush(wxColour(255, 255, 255));
bmp_dc->DrawRectangle(0, 0, 32, 16);
bmp_dc->DrawBitmap(off_xpm, 0, 0, true);
bmp_dc->DrawBitmap(oldBmp, 16, 0, true);
bmp_dc->SetPen(wxNullPen);
bmp_dc->SetBrush(wxNullBrush);
delete bmp_dc;
Images->Add(newBmp, wxColour(255, 255, 255));
}
void MyLayerTree::ResetEditingMode()
{
// resetting the editing permission for any layer
LayerObject *obj;
wxTreeItemId layer;
wxTreeItemIdValue cookie;
layer = GetFirstChild(Root, cookie);
while (layer.IsOk() == true)
{
// resetting any layer to be "NOT editable"
obj = (LayerObject *) GetItemData(layer);
if (obj != NULL)
obj->SetEditingEnabled(false);
layer = GetNextChild(Root, cookie);
}
MainFrame->UpdateLayersEditMode();
MainFrame->EnableDrawTools();
}
void MyLayerTree::ResetEditingMode(wxTreeItemId & item)
{
// resetting the editing permission for any layer [excpept the current one]
LayerObject *obj;
wxTreeItemId layer;
wxTreeItemIdValue cookie;
layer = GetFirstChild(Root, cookie);
while (layer.IsOk() == true)
{
// resetting any layer to be "NOT editable"
if (layer != item)
{
obj = (LayerObject *) GetItemData(layer);
if (obj != NULL)
obj->SetEditingEnabled(false);
}
layer = GetNextChild(Root, cookie);
}
MainFrame->UpdateLayersEditMode();
MainFrame->EnableDrawTools();
}
void MyLayerTree::OnSelChanged(wxTreeEvent & event)
{
//
// selecting some node [mouse action]
//
wxTreeItemId item = event.GetItem();
if (item == Root)
{
CurrentItem = wxTreeItemId();
MarkCurrentItem();
MainFrame->ResetMapDynamics(NULL);
MainFrame->EnableDrawTools();
ResetEditingMode();
return;
}
ResetEditingMode(item);
CurrentItem = item;
MarkCurrentItem();
LayerObject *obj = (LayerObject *) GetItemData(item);
if (obj == NULL)
{
MainFrame->ResetMapDynamics(NULL);
MainFrame->EnableDrawTools();
} else
{
if (obj->GetType() == VECTOR_LAYER)
{
MainFrame->ResetMapDynamics(obj);
MainFrame->EnableDrawTools();
} else if (obj->GetType() == LAYER_SUB_CLASS)
{
wxTreeItemId parent = GetItemParent(item);
LayerObject *parentObj = (LayerObject *) GetItemData(parent);
MainFrame->ResetMapDynamics(parentObj);
MainFrame->EnableDrawTools();
} else
{
MainFrame->ResetMapDynamics(NULL);
MainFrame->EnableDrawTools();
}
}
MainFrame->GetMap()->SetMapToolsState(false);
}
void MyLayerTree::OnItemActivated(wxTreeEvent & event)
{
//
// activating some node [mouse action]
//
wxColour color(0, 0, 0);
wxTreeItemId item = event.GetItem();
if (item == Root)
{
ResetEditingMode();
return;
}
ResetEditingMode(item);
LayerObject *obj = (LayerObject *) GetItemData(item);
if (obj == NULL)
return;
if ((obj->GetType() == VECTOR_LAYER && obj->IsDefault() == false)
|| obj->GetType() == RASTER_LAYER)
{
if (obj->IsVisible() == true)
{
obj->SetVisible(false);
color = wxColour(192, 192, 192);
} else
obj->SetVisible(true);
MainFrame->UpdateLayerParams(obj);
SetItemImage(item, GetIconIndex(obj));
SetItemTextColour(item, color);
Changed = true;
MainFrame->RefreshMap();
}
if (obj->GetType() == LAYER_SUB_CLASS)
{
if (obj->IsVisible() == true)
{
obj->SetVisible(false);
color = wxColour(192, 192, 192);
} else
obj->SetVisible(true);
SetItemImage(item, GetIconIndex(obj));
SetItemTextColour(item, color);
Changed = true;
MainFrame->RefreshMap();
}
}
void MyLayerTree::OnRightClick(wxTreeEvent & event)
{
//
// right click on some node [mouse action]
//
wxMenuItem *menuItem;
wxMenu *menu = new wxMenu;
wxTreeItemId item = event.GetItem();
SelectItem(item);
wxPoint pt = event.GetPoint();
if (item == Root)
{
ResetEditingMode();
CurrentItem = wxTreeItemId();
MarkCurrentItem();
menuItem = new wxMenuItem(menu, Tree_Refresh, wxT("&Refresh Layers"));
menuItem->SetBitmap(wxBitmap(refresh_xpm));
menu->Append(menuItem);
menu->AppendSeparator();
menuItem =
new wxMenuItem(menu, Tree_Crs,
wxT("Project CRS [Coordinate Reference System]"));
menuItem->SetBitmap(wxBitmap(crs_xpm));
menu->Append(menuItem);
menu->AppendSeparator();
menuItem =
new wxMenuItem(menu, Tree_Statistics, wxT("Update Project Statistics"));
menuItem->SetBitmap(wxBitmap(statistics_xpm));
menu->Append(menuItem);
menu->AppendSeparator();
menuItem = new wxMenuItem(menu, Tree_HideAll, wxT("Hide All"));
menuItem->SetBitmap(wxBitmap(off_xpm));
menu->Append(menuItem);
menuItem = new wxMenuItem(menu, Tree_ShowAll, wxT("Show All"));
menuItem->SetBitmap(wxBitmap(on_xpm));
menu->Append(menuItem);
PopupMenu(menu, pt);
return;
}
ResetEditingMode(item);
LayerObject *obj = (LayerObject *) GetItemData(item);
if (obj == NULL)
{
CurrentItem = wxTreeItemId();
MarkCurrentItem();
menuItem = new wxMenuItem(menu, Tree_Refresh, wxT("&Refresh Layers"));
menuItem->SetBitmap(wxBitmap(refresh_xpm));
menu->Append(menuItem);
menu->AppendSeparator();
menuItem =
new wxMenuItem(menu, Tree_Crs, wxT("Project Reference System"));
menuItem->SetBitmap(wxBitmap(crs_xpm));
menu->Append(menuItem);
menu->AppendSeparator();
menuItem =
new wxMenuItem(menu, Tree_Statistics, wxT("Update Project Statistics"));
menuItem->SetBitmap(wxBitmap(statistics_xpm));
menu->Append(menuItem);
PopupMenu(menu, pt);
return;
} else
{
if (obj->GetType() == VECTOR_LAYER)
{
// vector layer
CurrentItem = item;
MarkCurrentItem();
wxString title =
obj->GetTableName() + wxT(".") + obj->GetGeometryColumn();
if (obj->GetDescName().Len() > 0)
{
title += wxT(" [");
title += obj->GetDescName();
title += wxT("]");
}
if (obj->IsDefault() == true)
{
title += wxT(" - default");
}
menu->SetTitle(title);
menuItem = new wxMenuItem(menu, Tree_Refresh, wxT("&Refresh Layers"));
menuItem->SetBitmap(wxBitmap(refresh_xpm));
menu->Append(menuItem);
if (obj->IsDefault() == false)
{
menu->AppendSeparator();
if (obj->IsVisible() == true)
{
menuItem = new wxMenuItem(menu, Tree_Visible, wxT("Hide"));
menuItem->SetBitmap(wxBitmap(off_xpm));
menu->Append(menuItem);
} else
{
menuItem = new wxMenuItem(menu, Tree_Visible, wxT("Show"));
menuItem->SetBitmap(wxBitmap(on_xpm));
menu->Append(menuItem);
}
if (obj->IsIdentify() == true)
{
menuItem =
new wxMenuItem(menu, Tree_Identify, wxT("Identify On"));
menuItem->SetBitmap(wxBitmap(ident_on_xpm));
menu->Append(menuItem);
} else
{
menuItem =
new wxMenuItem(menu, Tree_Identify, wxT("Identify Off"));
menuItem->SetBitmap(wxBitmap(ident_off_xpm));
menu->Append(menuItem);
}
menuItem =
new wxMenuItem(menu, Tree_LayerExtent,
wxT("Zoom to layer extent"));
menu->Append(menuItem);
menu->AppendSeparator();
menuItem =
new wxMenuItem(menu, Tree_ShowTable, wxT("Show DB table"));
menuItem->SetBitmap(wxBitmap(table_xpm));
menu->Append(menuItem);
menu->AppendSeparator();
if (obj->IsLayerView() == true || obj->IsLayerVirtual() == true)
{
menuItem =
new wxMenuItem(menu, Tree_EditMode,
wxT("Editing disabled"));
menuItem->SetBitmap(wxBitmap(edit_no_xpm));
menu->Append(menuItem);
menuItem->Enable(false);
} else
{
if (obj->IsReadOnly() == true)
{
menuItem =
new wxMenuItem(menu, Tree_EditMode,
wxT("Editing disabled"));
menuItem->SetBitmap(wxBitmap(edit_no_xpm));
menu->Append(menuItem);
menuItem->Enable(false);
} else
{
if (obj->IsEditingEnabled() == true)
{
menuItem =
new wxMenuItem(menu, Tree_EditMode,
wxT("Editing enabled"));
menuItem->SetBitmap(wxBitmap(edit_yes_xpm));
menu->Append(menuItem);
} else
{
menuItem =
new wxMenuItem(menu, Tree_EditMode,
wxT("Editing disabled"));
menuItem->SetBitmap(wxBitmap(edit_no_xpm));
menu->Append(menuItem);
}
if (obj->GetGeometryType() == LAYER_LINESTRING
&& obj->IsNetwork() == true)
menuItem->Enable(false);
}
}
menu->AppendSeparator();
wxMenu *subMenu1 = new wxMenu();
menuItem =
new wxMenuItem(subMenu1, Tree_Graphics, wxT("Graphics"));
menuItem->SetBitmap(wxBitmap(graphics_xpm));
subMenu1->Append(menuItem);
subMenu1->AppendSeparator();
menuItem =
new wxMenuItem(subMenu1, Tree_Classify, wxT("Classify"));
menuItem->SetBitmap(wxBitmap(classify_xpm));
subMenu1->Append(menuItem);
if (obj->HasSubClasses() == true)
{
menuItem =
new wxMenuItem(subMenu1, Tree_ClassesDrop,
wxT("Drop Classes"));
menuItem->SetBitmap(wxBitmap(cancel_xpm));
subMenu1->Append(menuItem);
}
subMenu1->AppendSeparator();
menuItem =
new wxMenuItem(subMenu1, Tree_Crs,
wxT("Layer Reference System"));
menuItem->SetBitmap(wxBitmap(crs_xpm));
subMenu1->Append(menuItem);
menuItem =
new wxMenuItem(subMenu1, Tree_ScaleVisibility,
wxT("Visibility Range"));
menuItem->SetBitmap(wxBitmap(scale_visibility_xpm));
subMenu1->Append(menuItem);
menuItem = new wxMenuItem(subMenu1, Tree_Labels, wxT("Labels"));
menuItem->SetBitmap(wxBitmap(labels_xpm));
subMenu1->Append(menuItem);
subMenu1->AppendSeparator();
menuItem =
new wxMenuItem(subMenu1, Tree_TableLayout, wxT("Table Layout"));
menuItem->SetBitmap(wxBitmap(table_gear_xpm));
subMenu1->Append(menuItem);
menu->AppendSubMenu(subMenu1, wxT("Layer configuration"));
menu->AppendSeparator();
wxMenu *subMenu2 = new wxMenu();
menuItem =
new wxMenuItem(subMenu2, Tree_Statistics,
wxT("Update Layer Statistics"));
menuItem->SetBitmap(wxBitmap(statistics_xpm));
subMenu2->Append(menuItem);
subMenu2->AppendSeparator();
if (obj->IsLayerView() == false && obj->IsLayerVirtual() == false)
{
int index_type =
MainFrame->GetSpatialIndexType(obj->GetTableName(),
obj->GetGeometryColumn());
if (index_type == SPATIAL_INDEX_NONE)
{
// currently there is no spatial index defined
menuItem =
new wxMenuItem(subMenu2, Tree_SpatialIndex,
wxT("&Build Spatial Index"));
menuItem->SetBitmap(wxBitmap(spatialidx_xpm));
subMenu2->Append(menuItem);
menuItem =
new wxMenuItem(subMenu2, Tree_MbrCache,
wxT("Build &MBR cache"));
menuItem->SetBitmap(wxBitmap(mbrcache_xpm));
subMenu2->Append(menuItem);
} else if (index_type == SPATIAL_INDEX_RTREE)
{
// an RTree spatial index is already defined
menuItem =
new wxMenuItem(subMenu2, Tree_SpatialIndex,
wxT("&Remove Spatial Index"));
menuItem->SetBitmap(wxBitmap(kill_spindex_xpm));
subMenu2->Append(menuItem);
} else if (index_type == SPATIAL_INDEX_CACHED)
{
// an MBR Cache spatial index is already defined
menuItem =
new wxMenuItem(subMenu2, Tree_MbrCache,
wxT("&Remove MBR cache"));
menuItem->SetBitmap(wxBitmap(kill_spindex_xpm));
subMenu2->Append(menuItem);
}
subMenu2->AppendSeparator();
}
if (obj->IsLayerVirtual() == false)
{
menuItem =
new wxMenuItem(subMenu2, Tree_DumpShp,
wxT("Export as &Shapefile"));
menuItem->SetBitmap(wxBitmap(dumpshp_xpm));
subMenu2->Append(menuItem);
if (obj->GetGeometryType() == LAYER_LINESTRING)
{
subMenu2->AppendSeparator();
if (obj->IsNetwork() == true)
{
menuItem =
new wxMenuItem(subMenu2, Tree_DropNetwork,
wxT("Drop &Network"));
menuItem->SetBitmap(wxBitmap(drop_network_xpm));
} else
{
menuItem =
new wxMenuItem(subMenu2, Tree_BuildNetwork,
wxT("Build &Network"));
menuItem->SetBitmap(wxBitmap(build_network_xpm));
}
subMenu2->Append(menuItem);
}
subMenu2->AppendSeparator();
}
menuItem =
new wxMenuItem(subMenu2, Tree_DeleteLayer,
wxT("Delete this &Layer"));
menuItem->SetBitmap(wxBitmap(remove_xpm));
subMenu2->Append(menuItem);
if (obj->GetGeometryType() == LAYER_LINESTRING
&& obj->IsNetwork() == true)
menuItem->Enable(false);
menu->AppendSubMenu(subMenu2, wxT("Advanced"));
}
PopupMenu(menu, pt);
return;
} else if (obj->GetType() == LAYER_SUB_CLASS)
{
// vector layer - SubClass
CurrentItem = item;
MarkCurrentItem();
wxString title = wxT("SubClass: ");
title += GetItemText(CurrentItem);
menu->SetTitle(title);
menuItem = new wxMenuItem(menu, Tree_Refresh, wxT("&Refresh Layers"));
menuItem->SetBitmap(wxBitmap(refresh_xpm));
menu->Append(menuItem);
menu->AppendSeparator();
if (obj->IsVisible() == true)
{
menuItem = new wxMenuItem(menu, Tree_Visible, wxT("Hide"));
menuItem->SetBitmap(wxBitmap(off_xpm));
menu->Append(menuItem);
} else
{
menuItem = new wxMenuItem(menu, Tree_Visible, wxT("Show"));
menuItem->SetBitmap(wxBitmap(on_xpm));
menu->Append(menuItem);
}
menu->AppendSeparator();
wxMenu *subMenu = new wxMenu();
menuItem = new wxMenuItem(subMenu, Tree_Classify, wxT("Classify"));
menuItem->SetBitmap(wxBitmap(classify_xpm));
subMenu->Append(menuItem);
menuItem =
new wxMenuItem(subMenu, Tree_ClassesDrop, wxT("Drop Classes"));
menuItem->SetBitmap(wxBitmap(cancel_xpm));
subMenu->Append(menuItem);
menu->AppendSubMenu(subMenu, wxT("SubClasses"));
PopupMenu(menu, pt);
return;
} else
{
// raster layer
CurrentItem = item;
MarkCurrentItem();
wxString title = obj->GetTableName();
if (obj->GetDescName().Len() > 0)
{
title += wxT(" [");
title += obj->GetDescName();
title += wxT("]");
}
menu->SetTitle(title);
menuItem = new wxMenuItem(menu, Tree_Refresh, wxT("&Refresh Layers"));
menuItem->SetBitmap(wxBitmap(refresh_xpm));
menu->Append(menuItem);
menu->AppendSeparator();
if (obj->IsVisible() == true)
{
menuItem = new wxMenuItem(menu, Tree_Visible, wxT("Hide"));
menuItem->SetBitmap(wxBitmap(off_xpm));
menu->Append(menuItem);
} else
{
menuItem = new wxMenuItem(menu, Tree_Visible, wxT("Show"));
menuItem->SetBitmap(wxBitmap(on_xpm));
menu->Append(menuItem);
}
menu->AppendSeparator();
wxMenu *subMenu1 = new wxMenu();
menuItem =
new wxMenuItem(subMenu1, Tree_Crs, wxT("Layer Reference System"));
menuItem->SetBitmap(wxBitmap(crs_xpm));
subMenu1->Append(menuItem);
menuItem =
new wxMenuItem(subMenu1, Tree_ScaleVisibility,
wxT("Visibility Range"));
menuItem->SetBitmap(wxBitmap(scale_visibility_xpm));
subMenu1->Append(menuItem);
menu->AppendSubMenu(subMenu1, wxT("Layer configuration"));
menu->AppendSeparator();
wxMenu *subMenu2 = new wxMenu();
menuItem =
new wxMenuItem(subMenu2, Tree_Statistics,
wxT("Update Layer Statistics"));
menuItem->SetBitmap(wxBitmap(statistics_xpm));
subMenu2->Append(menuItem);
subMenu2->AppendSeparator();
menuItem =
new wxMenuItem(subMenu2, Tree_DeleteLayer,
wxT("Delete this &Layer"));
menuItem->SetBitmap(wxBitmap(remove_xpm));
subMenu2->Append(menuItem);
menu->AppendSubMenu(subMenu2, wxT("Advanced"));
PopupMenu(menu, pt);
return;
}
}
}
void MyLayerTree::OnCmdSpatialIndex(wxCommandEvent & WXUNUSED(event))
{
//
// menu event - Spatial Index creation-destruction
//
char *errMsg = NULL;
int ret;
wxString sql;
wxString msg;
int i;
char **results;
int rows;
int columns;
int retval = 0;
sqlite3 *sqlite = MainFrame->GetSqlite();
LayerObject *obj = (LayerObject *) GetItemData(CurrentItem);
if (obj == NULL)
return;
int index_type = MainFrame->GetSpatialIndexType(obj->GetTableName(),
obj->GetGeometryColumn());
if (index_type == SPATIAL_INDEX_NONE)
{
// creating the Spatial Index
::wxBeginBusyCursor();
ret = sqlite3_exec(sqlite, "BEGIN", NULL, NULL, &errMsg);
if (ret != SQLITE_OK)
{
wxMessageBox(wxT("SQLite SQL error: ") + wxString::FromUTF8(errMsg),
wxT("spatialite-gis"), wxOK | wxICON_ERROR, this);
sqlite3_free(errMsg);
::wxEndBusyCursor();
return;
}
sql = wxT("SELECT CreateSpatialIndex('");
sql += obj->GetTableName();
sql += wxT("', '");
sql += obj->GetGeometryColumn();
sql += wxT("')");
ret =
sqlite3_get_table(sqlite, sql.ToUTF8(), &results, &rows, &columns,
&errMsg);
if (ret != SQLITE_OK)
{
wxMessageBox(wxT("SQLite SQL error: ") + wxString::FromUTF8(errMsg),
wxT("spatialite-gis"), wxOK | wxICON_ERROR, this);
sqlite3_free(errMsg);
goto rollback;
}
if (rows < 1)
;
else
{
for (i = 1; i <= rows; i++)
{
if (results[(i * columns) + 0])
retval = atoi(results[(i * columns) + 0]);
}
}
sqlite3_free_table(results);
if (!retval)
goto rollback;
ret = sqlite3_exec(sqlite, "COMMIT", NULL, NULL, &errMsg);
if (ret != SQLITE_OK)
{
wxMessageBox(wxT("SQLite SQL error: ") + wxString::FromUTF8(errMsg),
wxT("spatialite-gis"), wxOK | wxICON_ERROR, this);
sqlite3_free(errMsg);
::wxEndBusyCursor();
return;
}
::wxEndBusyCursor();
wxMessageBox(wxT("Spatial Index idx_") + obj->GetTableName() +
wxT("_") + obj->GetGeometryColumn() +
wxT(" was successfully created"), wxT("spatialite-gis"),
wxOK | wxICON_INFORMATION, this);
MainFrame->InitLayerTree();
} else if (index_type == SPATIAL_INDEX_RTREE)
{
// dropping the Spatial Index
::wxBeginBusyCursor();
ret = sqlite3_exec(sqlite, "BEGIN", NULL, NULL, &errMsg);
if (ret != SQLITE_OK)
{
wxMessageBox(wxT("SQLite SQL error: ") + wxString::FromUTF8(errMsg),
wxT("spatialite-gis"), wxOK | wxICON_ERROR, this);
sqlite3_free(errMsg);
::wxEndBusyCursor();
return;
}
sql = wxT("SELECT DisableSpatialIndex('");
sql += obj->GetTableName();
sql += wxT("', '");
sql += obj->GetGeometryColumn();
sql += wxT("')");
msg = wxT("Do you really intend to delete the SpatialIndex\n");
msg += wxT("on column '");
msg += obj->GetTableName();
msg += wxT(".");