void
TestWidget::DrawStuff
(
JPainter& p
)
{
JIndex i;
JXColormap* colormap = GetColormap();
p.SetPenColor(colormap->GetGreenColor());
JRect ellipseRect(100,50,150,300);
p.Ellipse(ellipseRect);
p.SetPenColor(colormap->GetBlackColor());
if (itsFillFlag)
{
p.SetFilling(kJTrue);
}
JRect ap = GetAperture();
p.Line(ap.topLeft(), ap.bottomRight());
p.Line(ap.topRight(), ap.bottomLeft());
p.SetLineWidth(2);
p.SetFontName(JXGetTimesFontName());
p.SetFontSize(18);
p.Image(*itsHomeImage, itsHomeImage->GetBounds(), itsHomeRect);
its2Rect = JRect(150, 5, 200, 30);
p.SetPenColor(colormap->GetRedColor());
p.Rect(its2Rect);
p.SetFontStyle(colormap->GetRedColor());
p.String(its2Rect.topLeft(), "2",
its2Rect.width(), JPainter::kHAlignCenter,
its2Rect.height(), JPainter::kVAlignCenter);
its3Rect = JRect(10, 150, 40, 200);
p.SetPenColor(colormap->GetBlueColor());
p.Rect(its3Rect);
p.SetFontStyle(colormap->GetBlueColor());
p.String(its3Rect.topLeft(), "3",
its3Rect.width(), JPainter::kHAlignCenter,
its3Rect.height(), JPainter::kVAlignCenter);
p.SetLineWidth(1);
p.SetFont(JGetDefaultFontName(), kJXDefaultFontSize, colormap->GetBlackColor());
p.ShiftOrigin(10,10);
p.Point(0,0);
for (i=1; i<=itsRandPointCount; i++)
{
p.Point(itsRNG.UniformLong(0,200), itsRNG.UniformLong(0,200));
}
p.SetPenColor(colormap->GetRedColor());
p.Line(10,0, 0,10);
p.SetPenColor(colormap->GetGreenColor());
p.LineTo(10,20);
p.SetPenColor(colormap->GetBlueColor());
p.LineTo(0,30);
p.ShiftOrigin(2,0);
JPoint textPt(40,30);
p.String( 0.0, textPt, "Hello");
p.String( 90.0, textPt, "Hello");
p.String(180.0, textPt, "Hello");
p.String(270.0, textPt, "Hello");
p.Rect(310, 70, 80, 80);
p.String( 0.0, 310, 70, "Hello", 80, JPainter::kHAlignCenter,
80, JPainter::kVAlignCenter);
p.String( 90.0, 310,150, "Hello", 80, JPainter::kHAlignCenter,
80, JPainter::kVAlignCenter);
p.String(180.0, 390,150, "Hello", 80, JPainter::kHAlignCenter,
80, JPainter::kVAlignCenter);
p.String(270.0, 390, 70, "Hello", 80, JPainter::kHAlignCenter,
80, JPainter::kVAlignCenter);
p.Rect(200, 10, 100, 50);
p.String(200, 10, "Hello", 100, JPainter::kHAlignLeft);
p.String(200, 10+p.GetLineHeight(), "Hello", 100, JPainter::kHAlignCenter);
p.String(200, 10+2*p.GetLineHeight(), "Hello", 100, JPainter::kHAlignRight);
p.SetPenColor(colormap->GetYellowColor());
JRect r(0,11,80,91);
p.Rect(r);
r.Shrink(1,1);
p.SetPenColor(colormap->GetBlueColor());
p.Ellipse(r);
r.Shrink(1,1);
p.SetPenColor(colormap->GetRedColor());
p.Arc(r, 270.0-45.0, -270.0);
JPolygon poly;
poly.AppendElement(JPoint(0,85));
poly.AppendElement(JPoint(10,85));
poly.AppendElement(JPoint(5,95));
p.Polygon(poly);
p.Line(0,100, 2,98);
p.LineTo(4,100);
p.LineTo(2,102);
p.LineTo(0,100);
poly.SetElement(1, JPoint(0,5));
poly.SetElement(2, JPoint(2,0));
poly.SetElement(3, JPoint(4,5));
p.Polygon(2,105, poly);
// test filling rule
p.SetPenColor(colormap->GetRedColor());
p.SetFilling(kJTrue);
JPolygon fillRulePoly;
fillRulePoly.AppendElement(JPoint(175,45));
fillRulePoly.AppendElement(JPoint(165,65));
fillRulePoly.AppendElement(JPoint(190,50));
fillRulePoly.AppendElement(JPoint(160,50));
fillRulePoly.AppendElement(JPoint(185,65));
p.Polygon(fillRulePoly);
p.SetFilling(kJFalse);
// dashed lines
p.DrawDashedLines(kJTrue);
p.SetPenColor(colormap->GetBlackColor());
JArray<JSize> dashList; // pixel rulers
dashList.AppendElement(1);
dashList.AppendElement(1);
p.SetDashList(dashList);
p.Line(100,110, 200,110);
p.Line(100,114, 200,114);
p.Line(100,118, 200,118);
dashList.SetElement(1, 2); // simple pattern
dashList.SetElement(2, 3);
p.SetDashList(dashList);
p.Line(100,112, 200,112);
p.SetFontStyle(JFontStyle(kJFalse, kJFalse, 1, kJFalse));
p.String(130,155, "underline without dashes");
p.SetDashList(dashList, 3); // test offset
p.Line(100,116, 200,116);
dashList.SetElement(1, 1); // example with odd # of values from X manuals
dashList.SetElement(2, 2);
dashList.AppendElement(3);
p.SetDashList(dashList);
p.Line(100,120, 200,120);
dashList.SetElement(1, 5); // dash-dot pattern
dashList.SetElement(2, 2);
dashList.SetElement(3, 1);
dashList.AppendElement(2);
p.SetDashList(dashList);
p.Line(100,122, 200,122);
p.Ellipse(210,110, 20,20);
p.DrawDashedLines(kJFalse);
p.Ellipse(213,113, 14,14);
p.Rect(207,107, 26,26);
p.SetPenColor(colormap->GetYellowColor());
p.DrawDashedLines(kJTrue);
p.Ellipse(213,113, 14,14);
// animated colors
p.SetFilling(kJTrue);
JCoordinate x = 25;
const JSize animColorCount = itsAnimColorList->GetElementCount();
for (i=1; i<=animColorCount; i++)
{
p.SetPenColor(itsAnimColorList->GetElement(i));
p.Rect(x, 150, 10, 10);
x += 10;
}
// icons
p.Image(*itsXPMImage, itsXPMImage->GetBounds(), 33,110);
p.Image(*itsPartialXPMImage, itsXPMImage->GetBounds(), 50,121);
// *NEVER* do this in your code! I do it here ONLY to test JXColormap.
// (Besides, look at how messy it is!)
unsigned long xPixel;
if (colormap->CalcPreallocatedXPixel(62720, 56832, 45824, &xPixel))
{
JXDisplay* display = GetDisplay();
Display* xdisplay = display->GetXDisplay();
GC gc = DefaultGC(xdisplay, display->GetScreen());
XSetForeground(xdisplay, gc, xPixel);
XFillRectangle(xdisplay, (GetWindow())->GetXWindow(), gc, 110,40, 20,20);
}
}
