TEST(TStr, LeftRight) {
const TStr As = "aaabbbaaa";
// basic tests
EXPECT_EQ(As.Left(3), "aaa");
EXPECT_EQ(As.Right(6), "aaa");
// negative indexes
EXPECT_EQ(As.Left(-6), "aaa");
EXPECT_EQ(As.Right(-3), "aaa");
// edge cases
EXPECT_ANY_THROW(As.Left(1000));
EXPECT_ANY_THROW(As.Right(1000));
EXPECT_EQ(As.Right(0), "aaabbbaaa");
EXPECT_EQ(As.Left(0), "");
}
void TVizMapContext::PaintMgGlass(PGks Gks, const int& KeyWdFontSize) {
// drawing the dark circle
TFltRect ZoomRect = GetZoomRect();
int SizeX = TFlt::Round((MgGlassSize/ZoomRect.GetXLen()) * Gks->GetWidth());
int SizeY = TFlt::Round((MgGlassSize/ZoomRect.GetYLen()) * Gks->GetHeight());
Gks->SetBrush(TGksBrush::New(ColorMgGlass));
Gks->FillEllipse(ScreenX-SizeX, ScreenY-SizeY, ScreenX+SizeX, ScreenY+SizeY);
// drawing the keywords
if (MgGlassKeyWdV.Len() > 0) {
// prepare the string
Gks->SetFont(TGksFont::New("ARIAL", KeyWdFontSize, TGksColor::GetBlack(), TFSet()|gfsBold));
TStr KeyWdStr = Gks->BreakTxt(MgGlassKeyWdV, ", ", ",", MgGlassWindowWidth);
TStr NearPointStr;
if (NearPointN != -1) {
PVizMapPoint NearPoint = VizMapFrame->GetPoint(NearPointN);
if (NearPoint->IsPointNm()) {
TStr NearPointNm = NearPoint->GetPointNm();
if (NearPointNm.IsStrIn("[[")) {
const int StartPos = NearPointNm.SearchStr("[[");
NearPointNm = NearPointNm.Left(StartPos - 1);
}
NearPointStr = Gks->BreakTxt(NearPointNm,
" ", "", MgGlassWindowWidth, 1);
NearPointStr.DelChAll('\n');
NearPointStr += "\n";
}
}
TStr DocCountStr = "#documents = " + MgGlassPoints.GetStr() + "\n";
// compose the final message
KeyWdStr = NearPointStr + DocCountStr + KeyWdStr;
// find position of the window
int WndWidth = Gks->GetTxtWidth(KeyWdStr) + 6;
int WndHeight = Gks->GetTxtHeight(KeyWdStr) + 6;
int PosX = ScreenX + 20, PosY = ScreenY + 20;
if (PosX + WndWidth > Gks->GetWidth()) {
PosX = ScreenX - 20 - WndWidth; }
if (PosY + WndHeight > Gks->GetHeight()) {
PosY = ScreenY - 20 - WndHeight; }
// draw the keyword string
Gks->SetBrush(TGksBrush::New(ColorMgGlassWndShadow));
Gks->FillRect(PosX + 5, PosY + 5,
PosX + WndWidth + 5, PosY + WndHeight + 5);
Gks->SetBrush(TGksBrush::New(ColorMgGlassWnd));
Gks->SetPen(TGksPen::New(ColorMgGlassWndFrm));
Gks->Rectangle(PosX, PosY,
PosX + WndWidth, PosY + WndHeight);
Gks->PutTxt(KeyWdStr, PosX+3, PosY+3);
}
}
TFltRect TVizMapContext::PaintPointNm(PGks Gks, PVizMapPoint Point, const int& X,
const int& Y, const int& PointFontSize, const int& PointNmFontScale,
const bool& SelPointP, const bool& IsCatP) {
// get and clean point name
TStr PointNm = Point->GetPointNm();
PointNm.ChangeChAll('_', ' ');
if (PointNm.IsStrIn("[[")) {
const int StartPos = PointNm.SearchStr("[[");
PointNm = PointNm.Left(StartPos - 1);
}
// set font
TGksColor FontColor = SelPointP ? ColorSelPointFont : ColorPointFont;
const int FontSize = PointFontSize + TFlt::Round(Point->GetWgt()*PointNmFontScale);
//TFSet FontStyle = IsCatP ? (TFSet() | gfsBold) : TFSet();
//Gks->SetFont(TGksFont::New("ARIAL", FontSize, FontColor, FontStyle));
Gks->SetFont(TGksFont::New("ARIAL", FontSize, FontColor));
// refit it for the screen
TStr ScreenPointNm = Gks->BreakTxt(PointNm, " ", "", PointNmWidth, PointNmMxLines);
// calculate string position on the screen
const int HalfTxtWidth = Gks->GetTxtWidth(ScreenPointNm) / 2;
const int HalfTxtHeight = Gks->GetTxtHeight(ScreenPointNm) / 2;
// draw it!
const int MnX = X - HalfTxtWidth;
int CurrY = Y - HalfTxtHeight;
TStrV LineV; ScreenPointNm.SplitOnAllCh('\n', LineV);
for (int LineN = 0; LineN < LineV.Len(); LineN++) {
const int HalfLineWidth = Gks->GetTxtWidth(LineV[LineN]) / 2;
const int LineHeight = Gks->GetTxtHeight(LineV[LineN]);
Gks->PutTxt(LineV[LineN], MnX + (HalfTxtWidth - HalfLineWidth), CurrY);
CurrY += LineHeight-3;
}
// finish
return TFltRect(X - HalfTxtWidth, Y - HalfTxtHeight,
X + HalfTxtWidth, Y + HalfTxtHeight - LineV.Len()*3);
}