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MapDynamic.cpp
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/*
/ MapDynamic.cpp
/ Map Editing functions
/
/ version 1.0, 2009 April 27
/
/ 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 <float.h>
#include "icons/node_from.xpm"
#include "icons/node_to.xpm"
void MyMapView::DynamicShowMapFrameSelection(double xx, double yy)
{
//
// updates the current Map Frame Selection
//
double minX;
double minY;
double maxX;
double maxY;
int x;
int y;
int endx;
int endy;
int width;
int height;
if (GetMapFrameSelection(xx, yy, &minX, &minY, &maxX, &maxY) == false)
return;
if (DynamicMapBitmap.IsOk() && ScreenBitmap.IsOk())
{
wxMemoryDC *dynDC = new wxMemoryDC(DynamicMapBitmap);
wxMemoryDC *dc = new wxMemoryDC(ScreenBitmap);
dc->Blit(0, 0, BitmapWidth, BitmapHeight, dynDC, 0, 0);
delete dynDC;
wxGraphicsContext *gr = wxGraphicsContext::Create(*dc);
gr->SetBrush(wxBrush(wxColour(255, 255, 0, 64)));
gr->SetPen(wxPen(wxColour(255, 0, 0), 2, wxDOT));
x = (int) ((minX - FrameMinX) / PixelRatio);
y = FrameHeight - (int) ((maxY - FrameMinY) / PixelRatio);
endx = (int) ((maxX - FrameMinX) / PixelRatio);
endy = FrameHeight - (int) ((minY - FrameMinY) / PixelRatio);
width = endx - x;
height = endy - y;
gr->DrawRectangle(x, y, width, height);
delete gr;
delete dc;
Refresh();
}
}
void MyMapView::DynamicDrawMapFrameSelection(wxGraphicsContext * gr)
{
//
// draws the current Map Frame Selection
//
double minX;
double minY;
double maxX;
double maxY;
int x;
int y;
int endx;
int endy;
int width;
int height;
if (GetMapFrameSelection(&minX, &minY, &maxX, &maxY) == false)
return;
gr->SetBrush(wxBrush(wxColour(255, 255, 0, 64)));
gr->SetPen(wxPen(wxColour(255, 0, 0), 2, wxDOT));
x = (int) ((minX - FrameMinX) / PixelRatio);
y = FrameHeight - (int) ((maxY - FrameMinY) / PixelRatio);
endx = (int) ((maxX - FrameMinX) / PixelRatio);
endy = FrameHeight - (int) ((minY - FrameMinY) / PixelRatio);
width = endx - x;
height = endy - y;
gr->DrawRectangle(x, y, width, height);
}
void MyMapView::DynamicDrawVertex(wxGraphicsContext * gr)
{
//
// draws the current dynamic Vertex on the map
//
int x;
int y;
gr->SetBrush(wxBrush(wxColour(255, 255, 255)));
gr->SetPen(wxPen(wxColour(0, 0, 0), 1));
x = (int) ((CurrentVertexCoords.X - FrameMinX) / PixelRatio);
y = FrameHeight - (int) ((CurrentVertexCoords.Y - FrameMinY) / PixelRatio);
gr->DrawRectangle(x - 4, y - 4, 8, 8);
gr->SetPen(wxPen(wxColour(255, 0, 0), 1));
gr->StrokeLine(x - 4, y - 4, x + 4, y + 4);
gr->StrokeLine(x - 4, y + 4, x + 4, y - 4);
}
void MyMapView::DynamicDrawSegment(wxGraphicsContext * gr)
{
//
// draws the current dynamic Segment on the map
//
int x0;
int y0;
int x1;
int y1;
double xx;
double yy;
double z;
double m;
bool ok = false;
if (CurrentLinestring)
{
if (CurrentSegmentIndex >= 1
&& CurrentSegmentIndex < CurrentLinestring->Points)
{
if (CurrentLinestring->DimensionModel == GAIA_XY_Z)
{
gaiaGetPointXYZ(CurrentLinestring->Coords,
CurrentSegmentIndex - 1, &xx, &yy, &z);
} else if (CurrentLinestring->DimensionModel == GAIA_XY_M)
{
gaiaGetPointXYM(CurrentLinestring->Coords,
CurrentSegmentIndex - 1, &xx, &yy, &m);
} else if (CurrentLinestring->DimensionModel == GAIA_XY_Z_M)
{
gaiaGetPointXYZM(CurrentLinestring->Coords,
CurrentSegmentIndex - 1, &xx, &yy, &z, &m);
} else
{
gaiaGetPoint(CurrentLinestring->Coords, CurrentSegmentIndex - 1,
&xx, &yy);
}
x0 = (int) ((xx - FrameMinX) / PixelRatio);
y0 = FrameHeight - (int) ((yy - FrameMinY) / PixelRatio);
if (CurrentLinestring->DimensionModel == GAIA_XY_Z)
{
gaiaGetPointXYZ(CurrentLinestring->Coords, CurrentSegmentIndex,
&xx, &yy, &z);
} else if (CurrentLinestring->DimensionModel == GAIA_XY_M)
{
gaiaGetPointXYM(CurrentLinestring->Coords, CurrentSegmentIndex,
&xx, &yy, &m);
} else if (CurrentLinestring->DimensionModel == GAIA_XY_Z_M)
{
gaiaGetPointXYZM(CurrentLinestring->Coords, CurrentSegmentIndex,
&xx, &yy, &z, &m);
} else
{
gaiaGetPoint(CurrentLinestring->Coords, CurrentSegmentIndex, &xx,
&yy);
}
x1 = (int) ((xx - FrameMinX) / PixelRatio);
y1 = FrameHeight - (int) ((yy - FrameMinY) / PixelRatio);
ok = true;
}
} else if (CurrentRing)
{
if (CurrentSegmentIndex >= 1 && CurrentSegmentIndex < CurrentRing->Points)
{
if (CurrentRing->DimensionModel == GAIA_XY_Z)
{
gaiaGetPointXYZ(CurrentRing->Coords, CurrentSegmentIndex - 1, &xx,
&yy, &z);
} else if (CurrentRing->DimensionModel == GAIA_XY_M)
{
gaiaGetPointXYM(CurrentRing->Coords, CurrentSegmentIndex - 1, &xx,
&yy, &m);
} else if (CurrentRing->DimensionModel == GAIA_XY_Z_M)
{
gaiaGetPointXYZM(CurrentRing->Coords, CurrentSegmentIndex - 1,
&xx, &yy, &z, &m);
} else
{
gaiaGetPoint(CurrentRing->Coords, CurrentSegmentIndex - 1, &xx,
&yy);
}
x0 = (int) ((xx - FrameMinX) / PixelRatio);
y0 = FrameHeight - (int) ((yy - FrameMinY) / PixelRatio);
if (CurrentRing->DimensionModel == GAIA_XY_Z)
{
gaiaGetPointXYZ(CurrentRing->Coords, CurrentSegmentIndex, &xx,
&yy, &m);
} else if (CurrentRing->DimensionModel == GAIA_XY_M)
{
gaiaGetPointXYM(CurrentRing->Coords, CurrentSegmentIndex, &xx,
&yy, &m);
} else if (CurrentRing->DimensionModel == GAIA_XY_Z_M)
{
gaiaGetPointXYZM(CurrentRing->Coords, CurrentSegmentIndex, &xx,
&yy, &z, &m);
} else
{
gaiaGetPoint(CurrentRing->Coords, CurrentSegmentIndex, &xx, &yy);
}
x1 = (int) ((xx - FrameMinX) / PixelRatio);
y1 = FrameHeight - (int) ((yy - FrameMinY) / PixelRatio);
ok = true;
}
}
if (ok == false)
return;
gr->SetPen(wxPen(wxColour(255, 255, 255), 5));
gr->StrokeLine(x0, y0, x1, y1);
gr->SetPen(wxPen(wxColour(255, 0, 0), 3));
gr->StrokeLine(x0, y0, x1, y1);
}
void MyMapView::DynamicDrawGeometry(wxGraphicsContext * gr,
gaiaGeomCollPtr geom)
{
//
// draws the current dynamic Geometry on the map
//
int x;
int y;
int iv;
int ib;
double xx;
double yy;
double z;
double m;
wxGraphicsPath path;
wxGraphicsPath path2;
gaiaPointPtr pt;
gaiaLinestringPtr ln;
gaiaPolygonPtr pg;
gaiaRingPtr rng;
if (!geom)
return;
pt = geom->FirstPoint;
while (pt)
{
// marking any Point
x = (int) ((pt->X - FrameMinX) / PixelRatio);
y = FrameHeight - (int) ((pt->Y - FrameMinY) / PixelRatio);
if (pt == CurrentPoint)
{
// active Point
gr->SetBrush(wxBrush(wxColour(255, 255, 255)));
gr->SetPen(wxPen(wxColour(0, 0, 0), 1));
} else
{
// other Points [uneselected]
gr->SetBrush(wxBrush(wxColour(192, 192, 192)));
gr->SetPen(wxPen(wxColour(128, 128, 128), 1));
}
gr->DrawRectangle(x - 4, y - 4, 8, 8);
if (pt == CurrentPoint)
{
// active Point
gr->SetPen(wxPen(wxColour(255, 0, 0), 1));
} else
{
// other Points [uneselected]
gr->SetPen(wxPen(wxColour(255, 128, 128), 1));
}
gr->StrokeLine(x - 4, y - 4, x + 4, y + 4);
gr->StrokeLine(x - 4, y + 4, x + 4, y - 4);
pt = pt->Next;
}
ln = geom->FirstLinestring;
while (ln)
{
// marking any Linestring
path = gr->CreatePath();
for (iv = 0; iv < ln->Points; iv++)
{
// prepearing the path
if (ln->DimensionModel == GAIA_XY_Z)
{
gaiaGetPointXYZ(ln->Coords, iv, &xx, &yy, &z);
} else if (ln->DimensionModel == GAIA_XY_M)
{
gaiaGetPointXYM(ln->Coords, iv, &xx, &yy, &m);
} else if (ln->DimensionModel == GAIA_XY_Z_M)
{
gaiaGetPointXYZM(ln->Coords, iv, &xx, &yy, &z, &m);
} else
{
gaiaGetPoint(ln->Coords, iv, &xx, &yy);
}
x = (int) ((xx - FrameMinX) / PixelRatio);
y = FrameHeight - (int) ((yy - FrameMinY) / PixelRatio);
if (iv == 0)
path.MoveToPoint(x, y);
else
path.AddLineToPoint(x, y);
}
// stroking the thickest line
gr->SetPen(wxPen(wxColour(255, 255, 255), 5));
gr->StrokePath(path);
// stroking the narrowest line
if (ln == CurrentLinestring)
{
// active Linestring
gr->SetPen(wxPen(wxColour(0, 0, 0), 3));
} else
{
// other Linestrings [unselected]
gr->SetPen(wxPen(wxColour(128, 128, 128), 3));
}
gr->StrokePath(path);
// marking the vertices
if (ln == CurrentLinestring)
{
// active Linestring
gr->SetBrush(wxBrush(wxColour(255, 0, 0)));
gr->SetPen(wxPen(wxColour(255, 0, 0), 1));
} else
{
// other Linestrings [uneselected]
gr->SetBrush(wxBrush(wxColour(255, 128, 128)));
gr->SetPen(wxPen(wxColour(255, 128, 128), 1));
}
for (iv = 0; iv < ln->Points; iv++)
{
if (ln->DimensionModel == GAIA_XY_Z)
{
gaiaGetPointXYZ(ln->Coords, iv, &xx, &yy, &z);
} else if (ln->DimensionModel == GAIA_XY_M)
{
gaiaGetPointXYM(ln->Coords, iv, &xx, &yy, &m);
} else if (ln->DimensionModel == GAIA_XY_Z_M)
{
gaiaGetPointXYZM(ln->Coords, iv, &xx, &yy, &z, &m);
} else
{
gaiaGetPoint(ln->Coords, iv, &xx, &yy);
}
x = (int) ((xx - FrameMinX) / PixelRatio);
y = FrameHeight - (int) ((yy - FrameMinY) / PixelRatio);
gr->DrawRectangle(x - 2, y - 2, 4, 4);
}
ln = ln->Next;
}
pg = geom->FirstPolygon;
while (pg)
{
// marking any Polygon/Ring
path = gr->CreatePath();
path2 = gr->CreatePath();
rng = pg->Exterior;
for (iv = 0; iv < rng->Points; iv++)
{
// prepearing the path [Exterior Ring]
if (rng->DimensionModel == GAIA_XY_Z)
{
gaiaGetPointXYZ(rng->Coords, iv, &xx, &yy, &z);
} else if (rng->DimensionModel == GAIA_XY_M)
{
gaiaGetPointXYM(rng->Coords, iv, &xx, &yy, &m);
} else if (rng->DimensionModel == GAIA_XY_Z_M)
{
gaiaGetPointXYZM(rng->Coords, iv, &xx, &yy, &z, &m);
} else
{
gaiaGetPoint(rng->Coords, iv, &xx, &yy);
}
x = (int) ((xx - FrameMinX) / PixelRatio);
y = FrameHeight - (int) ((yy - FrameMinY) / PixelRatio);
if (iv == 0)
{
path.MoveToPoint(x, y);
path2.MoveToPoint(x, y);
} else
{
path.AddLineToPoint(x, y);
path2.AddLineToPoint(x, y);
}
}
path2.CloseSubpath();
// stroking the thickest line - Exterior Ring
gr->SetPen(wxPen(wxColour(255, 255, 255), 5));
gr->StrokePath(path);
// stroking the narrowest line
if (rng == CurrentRing)
{
// active Ring
gr->SetPen(wxPen(wxColour(0, 0, 0), 3));
} else
{
// other Rings [unselected]
gr->SetPen(wxPen(wxColour(128, 128, 128), 3));
}
gr->StrokePath(path);
// marking the Exterior Ring vertices
if (rng == CurrentRing)
{
// active Ring
gr->SetBrush(wxBrush(wxColour(255, 0, 0)));
gr->SetPen(wxPen(wxColour(255, 0, 0), 1));
} else
{
// other Rings [uneselected]
gr->SetBrush(wxBrush(wxColour(255, 128, 128)));
gr->SetPen(wxPen(wxColour(255, 128, 128), 1));
}
for (iv = 0; iv < (rng->Points - 1); iv++)
{
if (rng->DimensionModel == GAIA_XY_Z)
{
gaiaGetPointXYZ(rng->Coords, iv, &xx, &yy, &z);
} else if (rng->DimensionModel == GAIA_XY_M)
{
gaiaGetPointXYM(rng->Coords, iv, &xx, &yy, &m);
} else if (rng->DimensionModel == GAIA_XY_Z_M)
{
gaiaGetPointXYZM(rng->Coords, iv, &xx, &yy, &z, &m);
} else
{
gaiaGetPoint(rng->Coords, iv, &xx, &yy);
}
x = (int) ((xx - FrameMinX) / PixelRatio);
y = FrameHeight - (int) ((yy - FrameMinY) / PixelRatio);
if (iv == 0)
gr->DrawRectangle(x - 4, y - 4, 8, 8);
else
gr->DrawRectangle(x - 2, y - 2, 4, 4);
}
for (ib = 0; ib < pg->NumInteriors; ib++)
{
path = gr->CreatePath();
rng = pg->Interiors + ib;
for (iv = 0; iv < rng->Points; iv++)
{
// prepearing the path [Interior Ring]
if (rng->DimensionModel == GAIA_XY_Z)
{
gaiaGetPointXYZ(rng->Coords, iv, &xx, &yy, &z);
} else if (rng->DimensionModel == GAIA_XY_M)
{
gaiaGetPointXYM(rng->Coords, iv, &xx, &yy, &m);
} else if (rng->DimensionModel == GAIA_XY_Z_M)
{
gaiaGetPointXYZM(rng->Coords, iv, &xx, &yy, &z, &m);
} else
{
gaiaGetPoint(rng->Coords, iv, &xx, &yy);
}
x = (int) ((xx - FrameMinX) / PixelRatio);
y = FrameHeight - (int) ((yy - FrameMinY) / PixelRatio);
if (iv == 0)
{
path.MoveToPoint(x, y);
path2.MoveToPoint(x, y);
} else
{
path.AddLineToPoint(x, y);
path2.AddLineToPoint(x, y);
}
}
path2.CloseSubpath();
// stroking the thickest line - Exterior Ring
gr->SetPen(wxPen(wxColour(255, 255, 255), 5));
gr->StrokePath(path);
// stroking the narrowest line
if (rng == CurrentRing)
{
// active Ring
gr->SetPen(wxPen(wxColour(0, 0, 0), 3));
} else
{
// other Linestrings [unselected]
gr->SetPen(wxPen(wxColour(128, 128, 128), 3));
}
gr->StrokePath(path);
// marking the Interior Ring vertices
if (rng == CurrentRing)
{
// active Ring
gr->SetBrush(wxBrush(wxColour(255, 0, 0)));
gr->SetPen(wxPen(wxColour(255, 0, 0), 1));
} else
{
// other Rings [uneselected]
gr->SetBrush(wxBrush(wxColour(255, 128, 128)));
gr->SetPen(wxPen(wxColour(255, 128, 128), 1));
}
for (iv = 0; iv < (rng->Points - 1); iv++)
{
if (rng->DimensionModel == GAIA_XY_Z)
{
gaiaGetPointXYZ(rng->Coords, iv, &xx, &yy, &z);
} else if (rng->DimensionModel == GAIA_XY_M)
{
gaiaGetPointXYM(rng->Coords, iv, &xx, &yy, &m);
} else if (rng->DimensionModel == GAIA_XY_Z_M)
{
gaiaGetPointXYZM(rng->Coords, iv, &xx, &yy, &z, &m);
} else
{
gaiaGetPoint(rng->Coords, iv, &xx, &yy);
}
x = (int) ((xx - FrameMinX) / PixelRatio);
y = FrameHeight - (int) ((yy - FrameMinY) / PixelRatio);
if (iv == 0)
gr->DrawRectangle(x - 4, y - 4, 8, 8);
else
gr->DrawRectangle(x - 2, y - 2, 4, 4);
}
}
gr->SetBrush(wxBrush(wxColour(0, 0, 0), wxCROSSDIAG_HATCH));
gr->FillPath(path2);
pg = pg->Next;
}
}
void MyMapView::DynamicDrawCommon(bool ring, int points, wxGraphicsContext * gr)
{
//
// draws the current dynamic line/ring on the map
// COMMON function
//
int x;
int y;
int lastX = 0;
int lastY = 0;
int x0;
int y0;
int x1;
int y1;
gaiaPointPtr pt;
double p0_x;
double p0_y;
bool closed = false;
MarkerGraphic.CreateGraphicResources(gr);
if (ring == true && points >= 4)
{
// drawing a closed ring
gr->SetBrush(wxBrush(wxColour(255, 255, 0, 128)));
gr->SetPen(wxPen(wxColour(0, 0, 255, 192), 1));
wxGraphicsPath path = gr->CreatePath();
wxGraphicsPath path2 = gr->CreatePath();
pt = CurrentDraw->First;
while (pt)
{
x = (int) ((pt->X - FrameMinX) / PixelRatio);
y = FrameHeight - (int) ((pt->Y - FrameMinY) / PixelRatio);
if (pt == CurrentDraw->First)
{
path.MoveToPoint(x, y);
path2.MoveToPoint(x, y);
lastX = x;
lastY = y;
p0_x = pt->X;
p0_y = pt->Y;
} else
{
if (x == lastX && y == lastY)
;
else
{
path.AddLineToPoint(x, y);
path2.AddLineToPoint(x, y);
lastX = x;
lastY = y;
}
}
if (pt == CurrentDraw->Last)
{
if (pt->X == p0_x && pt->Y == p0_y)
closed = true;
}
pt = pt->Next;
}
if (closed == false)
{
// inserting the last vertex if needed
pt = CurrentDraw->First;
x = (int) ((pt->X - FrameMinX) / PixelRatio);
y = FrameHeight - (int) ((pt->Y - FrameMinY) / PixelRatio);
path2.AddLineToPoint(x, y);
}
gr->FillPath(path2);
gr->StrokePath(path);
if (closed == false)
{
// marking the last segment to ensure a closed figure
gr->SetPen(wxPen(wxColour(192, 0, 192, 128), 4, wxDOT));
x0 = (int) ((pt->X - FrameMinX) / PixelRatio);
y0 = FrameHeight - (int) ((pt->Y - FrameMinY) / PixelRatio);
pt = CurrentDraw->Last;
x1 = (int) ((pt->X - FrameMinX) / PixelRatio);
y1 = FrameHeight - (int) ((pt->Y - FrameMinY) / PixelRatio);
gr->StrokeLine(x0, y0, x1, y1);
}
} else if (points >= 2)
{
// drawing a linestring
if (ring == true)
gr->SetPen(wxPen(wxColour(0, 0, 255, 192), 1));
else
gr->SetPen(wxPen(wxColour(255, 255, 255), 5));
wxGraphicsPath path = gr->CreatePath();
pt = CurrentDraw->First;
while (pt)
{
x = (int) ((pt->X - FrameMinX) / PixelRatio);
y = FrameHeight - (int) ((pt->Y - FrameMinY) / PixelRatio);
if (pt == CurrentDraw->First)
{
path.MoveToPoint(x, y);
lastX = x;
lastY = y;
} else
{
if (x == lastX && y == lastY)
;
else
{
path.AddLineToPoint(x, y);
lastX = x;
lastY = y;
}
}
pt = pt->Next;
}
gr->StrokePath(path);
if (ring == false)
{
gr->SetPen(wxPen(wxColour(0, 0, 0), 3));
gr->StrokePath(path);
}
}
}
void MyMapView::DynamicDrawNetworkNode(wxGraphicsContext * gr)
{
int x;
int y;
NetworkNode *node = MainFrame->GetNetwork()->GetCurrentNode();
if (node->IsValid() == true)
{
//
// marking the current Network Node
//
gr->SetBrush(wxBrush(wxColour(192, 192, 192)));
gr->SetPen(wxPen(wxColour(64, 64, 64), 1));
x = (int) ((node->GetX() - FrameMinX) / PixelRatio);
y = FrameHeight - (int) ((node->GetY() - FrameMinY) / PixelRatio);
gr->DrawEllipse(x - 8, y - 8, 16, 16);
gr->SetPen(wxPen(wxColour(0, 0, 192), 5));
gr->StrokeLine(x - 8, y - 8, x + 8, y + 8);
gr->StrokeLine(x - 8, y + 8, x + 8, y - 8);
gr->SetPen(wxPen(wxColour(255, 255, 0), 3));
gr->StrokeLine(x - 8, y - 8, x + 8, y + 8);
gr->StrokeLine(x - 8, y + 8, x + 8, y - 8);
}
}
void MyMapView::DynamicDrawRoutingSolution(wxGraphicsContext * gr)
{
int x;
int y;
NetworkNode *node;
RoutingSolution *solution = MainFrame->GetNetwork()->GetSolution();
if (solution->IsValid() == true)
{
//
// drawing the current routing solution
//
double lx;
double ly;
double z;
double m;
int iv;
int lastX;
int lastY;
gaiaLinestringPtr ln = solution->GetGeometry()->FirstLinestring;
if (ln)
{
gr->SetPen(wxPen(wxColour(255, 255, 0, 128), 16));
wxGraphicsPath path = gr->CreatePath();
for (iv = 0; iv < ln->Points; iv++)
{
if (ln->DimensionModel == GAIA_XY_Z)
{
gaiaGetPointXYZ(ln->Coords, iv, &lx, &ly, &z);
} else if (ln->DimensionModel == GAIA_XY_M)
{
gaiaGetPointXYM(ln->Coords, iv, &lx, &ly, &m);
} else if (ln->DimensionModel == GAIA_XY_Z_M)
{
gaiaGetPointXYZM(ln->Coords, iv, &lx, &ly, &z, &m);
} else
{
gaiaGetPoint(ln->Coords, iv, &lx, &ly);
}
x = (int) ((lx - FrameMinX) / PixelRatio);
y = FrameHeight - (int) ((ly - FrameMinY) / PixelRatio);
if (iv == 0)
{
path.MoveToPoint(x, y);
lastX = x;
lastY = y;
} else
{
if (x == lastX && y == lastY)
;
else
{
path.AddLineToPoint(x, y);
lastX = x;
lastY = y;
}
}
}
gr->StrokePath(path);
gr->SetPen(wxPen(wxColour(0, 255, 0, 128), 8));
gr->StrokePath(path);
gr->SetPen(wxPen(wxColour(0, 0, 255, 128), 4));
gr->StrokePath(path);
}
}
node = MainFrame->GetNetwork()->GetNodeFrom();
if (node->IsValid() == true)
{
//
// marking the current Network NodeFrom
//
wxBitmap bmp = wxBitmap(node_from_xpm);
x = (int) ((node->GetX() - FrameMinX) / PixelRatio);
y = FrameHeight - (int) ((node->GetY() - FrameMinY) / PixelRatio);
gr->DrawBitmap(bmp, x - (bmp.GetWidth() / 2), y - (bmp.GetHeight() / 2),
bmp.GetWidth(), bmp.GetHeight());
}
node = MainFrame->GetNetwork()->GetNodeTo();
if (node->IsValid() == true)
{
//
// marking the current Network NodeTo
//
wxBitmap bmp = wxBitmap(node_to_xpm);
x = (int) ((node->GetX() - FrameMinX) / PixelRatio);
y = FrameHeight - (int) ((node->GetY() - FrameMinY) / PixelRatio);
gr->DrawBitmap(bmp, x - (bmp.GetWidth() / 2), y - (bmp.GetHeight() / 2),
bmp.GetWidth(), bmp.GetHeight());
}
}
void MyMapView::DynamicDraw(bool ring)
{
//
// draws the current dynamic elements on the map
//
int points = 0;
if (CurrentDraw)
{
points = GetCurrentDrawPoints();
if (ring == true)
{
// counting an extra-vertex required to close the ring
points++;
}
}
if (MapBitmap.IsOk() && DynamicMapBitmap.IsOk() && ScreenBitmap.IsOk())
{
wxMemoryDC *mapDC = new wxMemoryDC(MapBitmap);
wxMemoryDC *dynDC = new wxMemoryDC(DynamicMapBitmap);
dynDC->Blit(0, 0, BitmapWidth, BitmapHeight, mapDC, 0, 0);
delete mapDC;
wxGraphicsContext *gr = wxGraphicsContext::Create(*dynDC);
if (CurrentDraw)
DynamicDrawCommon(ring, points, gr);
if (OkCurrentGeometry == true)
DynamicDrawGeometry(gr, MainFrame->GetCurrentEntityGeometry());
if (OkCandidateEntity == true)
DynamicDrawGeometry(gr, CandidateEntityGeometry);
if (OkCurrentVertex == true)
DynamicDrawVertex(gr);
if (CurrentSegmentIndex >= 0 && (CurrentLinestring || CurrentRing))
DynamicDrawSegment(gr);
if (MainFrame->GetNetwork())
{
DynamicDrawNetworkNode(gr);
DynamicDrawRoutingSolution(gr);
}
if (IsMapFrameSelection() == true)
DynamicDrawMapFrameSelection(gr);
delete gr;
wxMemoryDC *dc = new wxMemoryDC(ScreenBitmap);
dc->Blit(0, 0, BitmapWidth, BitmapHeight, dynDC, 0, 0);
delete dynDC;
delete dc;
Refresh();
}
}
void MyMapView::DynamicDrawElastic(bool ring, double x, double y)
{
//
// draws the current dynamic line/ring on the map
// marking an "elastic" segment to follow mouse motion
//
int x0;
int y0;
int x1;
int y1;
int points = 0;
if (!CurrentDraw)
return;
points = GetCurrentDrawPoints();
if (ring == true)
{
// counting an extra-vertex required to close the ring
points++;
}
if (DynamicMapBitmap.IsOk() && ScreenBitmap.IsOk())
{
wxMemoryDC *dynDC = new wxMemoryDC(DynamicMapBitmap);
wxMemoryDC *dc = new wxMemoryDC(ScreenBitmap);
dc->Blit(0, 0, BitmapWidth, BitmapHeight, dynDC, 0, 0);
delete dynDC;
wxGraphicsContext *gr = wxGraphicsContext::Create(*dc);
if (CurrentDraw->Last)
{
gr->SetPen(wxPen(wxColour(128, 0, 128), 1));
x0 = (int) ((CurrentDraw->Last->X - FrameMinX) / PixelRatio);
y0 =
FrameHeight -
(int) ((CurrentDraw->Last->Y - FrameMinY) / PixelRatio);
x1 = (int) ((x - FrameMinX) / PixelRatio);
y1 = FrameHeight - (int) ((y - FrameMinY) / PixelRatio);
gr->StrokeLine(x0, y0, x1, y1);
if (ring == true && points >= 2)
{
gr->SetPen(wxPen(wxColour(192, 0, 192, 128), 4, wxDOT));
x0 = (int) ((CurrentDraw->First->X - FrameMinX) / PixelRatio);
y0 =
FrameHeight -
(int) ((CurrentDraw->First->Y - FrameMinY) / PixelRatio);
x1 = (int) ((x - FrameMinX) / PixelRatio);
y1 = FrameHeight - (int) ((y - FrameMinY) / PixelRatio);
gr->StrokeLine(x0, y0, x1, y1);
}
}
delete gr;
delete dc;
Refresh();
}
}
void MyMapView::DynamicShowMoveVertex(double x, double y)
{
//
// MoveVertex preview
// marking "elastic" segments to follow mouse motion
//
int ib;
double x0;
double y0;
double x1;
double y1;
double x2;
double y2;
double z;
double m;
bool firstLast = false;
bool this_point = false;
bool prev_point = false;
bool next_point = false;
int xx0;
int yy0;
int xx1;
int yy1;
gaiaPointPtr pt;
gaiaLinestringPtr ln;
gaiaPolygonPtr pg;
gaiaRingPtr rng;
gaiaGeomCollPtr geom = MainFrame->GetCurrentEntityGeometry();
OkMovedVertex = false;
if (DynamicMapBitmap.IsOk() && ScreenBitmap.IsOk())
{
wxMemoryDC *dynDC = new wxMemoryDC(DynamicMapBitmap);
wxMemoryDC *dc = new wxMemoryDC(ScreenBitmap);
dc->Blit(0, 0, BitmapWidth, BitmapHeight, dynDC, 0, 0);
delete dynDC;
wxGraphicsContext *gr = wxGraphicsContext::Create(*dc);
if (OkCurrentGeometry == true)
DynamicDrawGeometry(gr, MainFrame->GetCurrentEntityGeometry());
if (OkCurrentVertex == true)
DynamicDrawVertex(gr);
if (geom)
{
if (CurrentPoint)
{
pt = geom->FirstPoint;
while (pt)
{
if (CurrentPoint == pt)
{
// ok, this one is the moved POINT
x0 = pt->X;
y0 = pt->Y;
this_point = true;
}
pt = pt->Next;
}
}
if (CurrentLinestring)
{
ln = geom->FirstLinestring;
while (ln)
{
if (CurrentLinestring == ln)
{
if (CurrentVertexIndex >= 0
&& CurrentVertexIndex < ln->Points)
{
// ok, this one is the moved Vertex
if (ln->DimensionModel == GAIA_XY_Z)
{
gaiaGetPointXYZ(ln->Coords, CurrentVertexIndex,
&x0, &y0, &z);
} else if (ln->DimensionModel == GAIA_XY_M)
{
gaiaGetPointXYM(ln->Coords, CurrentVertexIndex,
&x0, &y0, &m);
} else if (ln->DimensionModel == GAIA_XY_Z_M)
{
gaiaGetPointXYZM(ln->Coords, CurrentVertexIndex,
&x0, &y0, &z, &m);
} else
{
gaiaGetPoint(ln->Coords, CurrentVertexIndex, &x0,
&y0);
}
this_point = true;
}
if ((CurrentVertexIndex - 1) >= 0
&& (CurrentVertexIndex - 1) < ln->Points)
{
// ok, this one is the previous Vertex
if (ln->DimensionModel == GAIA_XY_Z)
{
gaiaGetPointXYZ(ln->Coords,
CurrentVertexIndex - 1, &x1, &y1,
&z);
} else if (ln->DimensionModel == GAIA_XY_M)
{
gaiaGetPointXYM(ln->Coords,
CurrentVertexIndex - 1, &x1, &y1,
&m);
} else if (ln->DimensionModel == GAIA_XY_Z_M)
{
gaiaGetPointXYZM(ln->Coords,
CurrentVertexIndex - 1, &x1, &y1,
&z, &m);
} else
{
gaiaGetPoint(ln->Coords, CurrentVertexIndex - 1,
&x1, &y1);
}
prev_point = true;
}
if ((CurrentVertexIndex + 1) >= 0
&& (CurrentVertexIndex + 1) < ln->Points)
{
// ok, this one is the next Vertex
if (ln->DimensionModel == GAIA_XY_Z)
{
gaiaGetPointXYZ(ln->Coords,
CurrentVertexIndex + 1, &x2, &y2,
&z);
} else if (ln->DimensionModel == GAIA_XY_M)
{
gaiaGetPointXYM(ln->Coords,
CurrentVertexIndex + 1, &x2, &y2,
&m);
} else if (ln->DimensionModel == GAIA_XY_Z_M)
{
gaiaGetPointXYZM(ln->Coords,
CurrentVertexIndex + 1, &x2, &y2,
&z, &m);
} else
{
gaiaGetPoint(ln->Coords, CurrentVertexIndex + 1,
&x2, &y2);
}