//---------------------------------------------------------
bool CWKSP_Shapes::Edit_Set_Index(int Index)
{
m_Edit_Attributes.Del_Records();
if( Index > Get_Shapes()->Get_Selection_Count() )
{
Index = Get_Shapes()->Get_Selection_Count();
}
CSG_Table_Record *pSelection = Get_Shapes()->Get_Selection(Index);
if( pSelection )
{
m_Edit_Index = Index;
for(int i=0; i<Get_Shapes()->Get_Field_Count(); i++)
{
CSG_Table_Record *pRecord = m_Edit_Attributes.Add_Record();
pRecord->Set_Value(0, pSelection->Get_Table()->Get_Field_Name(i));
pRecord->Set_Value(1, pSelection->asString(i));
}
}
else
{
m_Edit_Index = 0;
}
return( true );
}
void CCreateChartLayer::AddBarChart(CSG_Shape* pShape, int iType){
int i;
int iSizeField;
int iField;
int iValidFields = 0;
float fMax;
float fMin;
float fSize;
float fBarHeight, fBarWidth;
double dX, dY;
CSG_Shape *pSector;
CSG_Table_Record *pRecord;
TSG_Point Point;
iSizeField = Parameters("SIZE")->asInt();
pRecord = pShape;
pRecord = pShape;
for (i = 0; i < pRecord->Get_Table()->Get_Field_Count(); i++){
if (m_bIncludeParam[i]){
if (!iValidFields){
fMin = fMax = pRecord->asFloat(i);
}
else{
if (pRecord->asFloat(i) > fMax){
fMax = pRecord->asFloat(i);
}//if
if (pRecord->asFloat(i) < fMin){
fMin = pRecord->asFloat(i);
}//if
}//else
iValidFields++;
}//if
}//for
if (fMax > 0 && fMin > 0){
fMin = 0;
}//if
if (fMax < 0 && fMin < 0){
fMax = 0;
}//if
fSize = pRecord->asFloat(iSizeField);
fSize = m_fMinSize + (m_fMaxSize - m_fMinSize)/(m_fMaxValue - m_fMinValue) * (fSize - m_fMinValue);
switch (iType){
case SHAPE_TYPE_Polygon:
Point = ((CSG_Shape_Polygon*) pShape)->Get_Centroid();
break;
case SHAPE_TYPE_Line:
Point = GetLineMidPoint((CSG_Shape_Line*)pShape);
break;
case SHAPE_TYPE_Point:
Point = pShape->Get_Point(0);
break;
default:
break;
}//switch
dX = Point.x;
dY = Point.y;
fBarWidth = fSize / (float)iValidFields;
iField = 1;
for (i = 0; i < pRecord->Get_Table()->Get_Field_Count(); i++){
if (m_bIncludeParam[i]){
fBarHeight = pRecord->asFloat(i) / (fMax - fMin) * fSize;
pSector = m_pOutput->Add_Shape();
pSector->Add_Point(dX - fSize / 2. + fBarWidth * (iField - 1) ,
dY);
pSector->Add_Point(dX - fSize / 2. + fBarWidth * iField,
dY);
pSector->Add_Point(dX - fSize / 2. + fBarWidth * iField,
dY + fBarHeight);
pSector->Add_Point(dX - fSize / 2. + fBarWidth * (iField - 1) ,
dY + fBarHeight);
pSector->Set_Value(0,iField);
pSector->Set_Value(1,pRecord->Get_Table()->Get_Field_Name(i));
iField++;
}//if
}//for
}//method
void CCreateChartLayer::AddPieChart(CSG_Shape* pShape, int iType){
int i,j;
int iSteps;
int iSizeField;
int iField;
float fSum = 0;
float fPartialSum = 0;
float fSize;
float fSectorSize;
double dX, dY;
CSG_Shape *pSector;
CSG_Table_Record *pRecord;
TSG_Point Point;
iSizeField = Parameters("SIZE")->asInt();
pRecord = pShape;
for (i = 0; i < pRecord->Get_Table()->Get_Field_Count(); i++){
if (m_bIncludeParam[i]){
fSum += pRecord->asFloat(i);
}//if
}//for
fSize = pRecord->asFloat(iSizeField);
fSize = m_fMinSize + (m_fMaxSize - m_fMinSize)/(m_fMaxValue - m_fMinValue) * (fSize - m_fMinValue);
switch (iType){
case SHAPE_TYPE_Polygon:
Point = ((CSG_Shape_Polygon*) pShape)->Get_Centroid();
break;
case SHAPE_TYPE_Line:
Point = GetLineMidPoint((CSG_Shape_Line*)pShape);
break;
case SHAPE_TYPE_Point:
Point = pShape->Get_Point(0);
break;
default:
break;
}//switch
dX = Point.x;
dY = Point.y;
fPartialSum = 0;
iField = 1;
for (i = 0; i < pRecord->Get_Table()->Get_Field_Count(); i++){
if (m_bIncludeParam[i]){
fSectorSize = pRecord->asFloat(i) / fSum;
pSector = m_pOutput->Add_Shape();
pSector->Add_Point(dX,dY);
iSteps = (int) (fSectorSize * 200.);
for (j = 0; j < iSteps; j++){
pSector->Add_Point(dX + fSize * sin((fPartialSum + (float)j / 200.) * PI2),
dY + fSize * cos((fPartialSum + (float)j / 200.) * PI2));
}//for
fPartialSum +=fSectorSize;
pSector->Add_Point(dX + fSize * sin(fPartialSum * PI2),
dY + fSize * cos(fPartialSum * PI2));
pSector->Set_Value(0,iField);
pSector->Set_Value(1,pRecord->Get_Table()->Get_Field_Name(i));
iField++;
}//if
}//for
}//method
