本文整理汇总了C++中TCanvas::Ellipse方法的典型用法代码示例。如果您正苦于以下问题：C++ TCanvas::Ellipse方法的具体用法？C++ TCanvas::Ellipse怎么用？C++ TCanvas::Ellipse使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类TCanvas的用法示例。
在下文中一共展示了TCanvas::Ellipse方法的5个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: TFontStyles
void __fastcall TForm4::PaintBox4Paint(TObject *Sender)
{
TCanvas *FormCanvas = ((TPaintBox*)Sender)->Canvas;
int CenterX, CenterY;
double deg;
TSize stSize;
stSize.cx = 0;
if (ListBox1->ItemIndex < 0) ListBox1->ItemIndex = 0;
//Пишет
FormCanvas->Font->Name = "GOST type A";
FormCanvas->Font->Size = 50;
FormCanvas->Font->Style = TFontStyles() << fsItalic;
FormCanvas->TextOut(70, 30, ListBox1->Items->operator [](ListBox1->ItemIndex));
//Рисует
//deg = 60*M_PI/180;
FormCanvas->Pen->Width = 3;
FormCanvas->MoveTo(20, 50);
FormCanvas->LineTo(45, 96);
FormCanvas->LineTo(80, 23);
//Дополнительная верхняя линия которая зависит от размера текста
stSize = FormCanvas->TextExtent(ListBox1->Items->operator [](ListBox1->ItemIndex));
if ( ListBox1->Items->operator [](ListBox1->ItemIndex).Length())
{
FormCanvas->LineTo(90 + stSize.cx, 23);
}
//Дополнительные значки зависящие от панелей
if (Panel2->BevelOuter == bvLowered)
{
FormCanvas->MoveTo(20, 50);
FormCanvas->LineTo(67, 50);
}
if (Panel3->BevelOuter == bvLowered)
{
FormCanvas->Ellipse(30, 48, 60, 78);
}
//Полка
if ((Panel5->BevelOuter == bvLowered) || (Panel6->BevelOuter == bvLowered))
{
FormCanvas->MoveTo(80 + stSize.cx, 96);
FormCanvas->LineTo(30, 96);
FormCanvas->LineTo(5, 130);
}
if (Panel6->BevelOuter == bvLowered)
{
FormCanvas->MoveTo(5, 130);
FormCanvas->LineTo(13, 110);
FormCanvas->MoveTo(5, 130);
FormCanvas->LineTo(22, 116);
}
//По контуру
if (Panel7->BevelOuter == bvLowered)
{
FormCanvas->MoveTo(80, 23);
FormCanvas->Brush->Style = bsClear;
FormCanvas->Ellipse(80-15, 23 - 15, 80+15, 23+15);
}
}示例2: DrawElementFace
//===========================================================================
void TSigCorection::DrawElementFace()
{
TCanvas *dbCanvas = VisualElementParam->Bitmap->Canvas;
int aw = VisualElementParam->Width ;
int ah = VisualElementParam->Height;
AnsiString as = "A B";
dbCanvas->Brush->Color = clWhite;
dbCanvas->Pen ->Color = clBlack;
dbCanvas->Rectangle(0, 0, aw, ah);
// --------- Отрисовка прямоугольника --- (прямокгольник процесса разработки) -----
if (DesignPhase != dpAllreadyTesting) {
if (DesignPhase == dpNotTesting ) {
dbCanvas->Pen ->Color = clRed;
}
if (DesignPhase == dpNeedModified) {
dbCanvas->Pen ->Color = clRed;
dbCanvas->Pen ->Style = psDot;
}
dbCanvas->Rectangle(2, 2, VisualElementParam->Width - 2, VisualElementParam->Height - 2);
dbCanvas->Pen->Color = clBlack;
dbCanvas->Pen->Style = psSolid;
}
dbCanvas->TextOut((aw - dbCanvas->TextWidth(as))/2, (ah - dbCanvas->TextHeight(as))/2, as);
dbCanvas->Ellipse(aw / 2 - 1, ah / 2 - 1, aw / 2 + 1, ah / 2 + 1);
}示例3:
void __fastcall TForm4::PaintBox8Paint(TObject *Sender)
{
TCanvas *FormCanvas = ((TPaintBox*)Sender)->Canvas;
int CenterX, CenterY;
if (((TPanel *)((TPaintBox *)Sender)->Parent)->BevelOuter == bvLowered) FormCanvas->Pen->Width = 2; else FormCanvas->Pen->Width = 1;
CenterX = 15;
CenterY = 16;
FormCanvas->Ellipse(CenterX + 6, CenterY - 15, CenterX + 16, CenterY - 5);
FormCanvas->MoveTo(CenterX - 8, CenterY - 3);
FormCanvas->LineTo(CenterX, CenterY + 11);
FormCanvas->LineTo(CenterX + 11, CenterY - 12);
}示例4: DrawElementFace
//===========================================================================
void Tasd::DrawElementFace()
{
TCanvas *dbCanvas = VisualElementParam->Bitmap->Canvas;
int aw = VisualElementParam->Width;
int ah = VisualElementParam->Height;
// --------
int w = 0.35 * aw;
int h = 0.35 * ah;
int cx = VisualElementParam->sLeft + aw / 2;
int cy = VisualElementParam->sTop + ah / 2;
// --------
dbCanvas->Brush->Color = clWhite;
dbCanvas->Pen ->Color = clBlack;
// --------
dbCanvas->Rectangle(0, 0, aw, ah);
// --------
dbCanvas->Ellipse(cx - w/2, cy - h/2, cx + w/2, cy + h/2);
}示例5: winRect
void
EllipticShape::OnPaint( const GUI::DrawContext& inDC )
{
#ifdef __BORLANDC__
TCanvas* pCanvas = new TCanvas;
try
{
pCanvas->Handle = inDC.handle;
TRect winRect( inDC.rect.left, inDC.rect.top, inDC.rect.right, inDC.rect.bottom );
if( this->FillColor() == RGBColor::NullColor )
{
pCanvas->Brush->Style = bsClear;
}
else
{
pCanvas->Brush->Style = bsSolid;
pCanvas->Brush->Color = TColor( this->FillColor().ToWinColor() );
}
if( this->Color() == RGBColor::NullColor )
{
pCanvas->Pen->Style = psClear;
}
else
{
pCanvas->Pen->Style = psSolid;
pCanvas->Pen->Color = TColor( this->Color().ToWinColor() );
pCanvas->Pen->Width = this->LineWidth();
}
pCanvas->Ellipse( winRect );
}
__finally
{
delete pCanvas;
}
#endif // __BORLANDC__
}