public void RunOnce(IRenderGDI aPort)
{
aPort.SetBkMode((int)BackgroundMixMode.TRANSPARENT);
aPort.SetTextColor(RGBColor.Red);
aPort.DrawString(200, 200, "Hello World");
aPort.Flush();
}
public void RunOnce(IRenderGDI aPort)
{
int i;
int cxClient = fSize.cx;
int cyClient = fSize.cy;
Point[] points = new Point[fNumSegments];
aPort.SaveState();
aPort.SetDefaultPenColor(RGBColor.Red);
aPort.MoveTo(0, cyClient / 2);
aPort.LineTo(cxClient, cyClient / 2);
aPort.SetDefaultPenColor(RGBColor.Black);
for (i = 0; i < fNumSegments; i++)
{
points[i].x = i * cxClient / fNumSegments;
points[i].y = (int)(((double)cyClient/2.0f)*(1.0f-Math.Sin(Math.PI*2.0f*(double)i/(double)fNumSegments)));
}
aPort.PolyLine(points);
aPort.RestoreState();
}
public void RunOnce(IRenderGDI aPort)
{
Rectangle[] rects = new Rectangle[4];
rects[0] = new Rectangle(0, 10, 40, 200);
rects[1] = new Rectangle(60, 10, 40, 300);
rects[2] = new Rectangle(120, 10, 40, 150);
rects[3] = new Rectangle(180, 10, 40, 400);
aPort.SaveState();
// Select a gray brush to draw with
aPort.UseDefaultBrush();
aPort.UseDefaultPen();
aPort.SetDefaultBrushColor(RGBColor.DarkGreen);
aPort.SetDefaultPenColor(RGBColor.Red);
// Flip the coordinate system so 0,0 is in the lower left
aPort.SetMappingMode(MappingModes.LOENGLISH);
aPort.SetViewportOrigin(0, fSize.cy);
aPort.Flush();
for (int i = 0; i < 4; i++)
{
aPort.Rectangle(rects[i]);
}
aPort.Flush();
aPort.RestoreState();
}
public void RunOnce(IRenderGDI aPort)
{
Point[] points = new Point[10];
for (int i = 0; i < 10; i++)
{
points[i].x = fSize.cx * fFigure[i].x / 200;
points[i].y = fSize.cy * fFigure[i].y / 100;
}
// Select a gray brush to draw with
aPort.SelectStockObject(GDI32.GRAY_BRUSH);
// First draw with ALTERNATE method
aPort.SetPolyFillMode(GDI32.ALTERNATE);
aPort.Polygon(points);
// Translate the x coordinates by half the screen
for (int i = 0; i < 10; i++)
{
points[i].x += fSize.Width / 2;
}
// Now draw with WINDING method
aPort.SetPolyFillMode(GDI32.WINDING);
aPort.Polygon(points);
}
public void RunOnce(IRenderGDI aPort)
{
aPort.SaveState();
aPort.UseDefaultBrush();
aPort.UseDefaultPen();
aPort.SetDefaultBrushColor(RGBColor.Pink);
aPort.SetDefaultPenColor(RGBColor.Red);
aPort.Flush();
for (int coord = 10; coord < fSize.Height; coord += 50)
{
aPort.Rectangle(coord, coord, coord + 200, coord + 200);
}
aPort.RestoreState();
}
public void RunOnce(IRenderGDI aPort)
{
aPort.SaveState();
aPort.SetDefaultPenColor(RGBColor.Black);
aPort.UseDefaultPen();
aPort.SetMappingMode(MappingModes.TEXT);
aPort.PolyBezier(fFigure);
// Draw the control lines
aPort.SetDefaultPenColor(RGBColor.Red);
aPort.MoveTo(fFigure[0]);
aPort.LineTo(fFigure[1]);
aPort.MoveTo(fFigure[2]);
aPort.LineTo(fFigure[3]);
aPort.Flush();
aPort.RestoreState();
}
public void RunOnce(IRenderGDI aPort)
{
int cxClient = fSize.cx;
int cyClient = fSize.cy;
aPort.SaveState();
aPort.Flush();
aPort.SetMappingMode(MappingModes.LOENGLISH);
aPort.UseDefaultPen();
aPort.UseDefaultBrush();
aPort.SetDefaultBrushColor(RGBColor.Blue);
aPort.SetDefaultPenColor(RGBColor.Yellow);
aPort.Flush();
aPort.Rectangle(cxClient / 8, cyClient / 8,
(7 * cxClient / 8), (7 * cyClient / 8));
Pen aPen = aPort.CreatePen(GDI32.PS_DASHDOTDOT, 1, RGBColor.Blue, Guid.NewGuid());
aPort.SetPen(aPen);
aPort.MoveTo(0, 0);
aPort.LineTo(cxClient, cyClient);
aPort.MoveTo(0, cyClient);
aPort.LineTo(cxClient, 0);
aPort.Ellipse(cxClient / 8, cyClient / 8,
(7 * cxClient / 8), (7 * cyClient / 8));
aPort.RoundRect(cxClient / 4, cyClient / 4,
3 * cxClient / 4, 3 * cyClient / 4,
cxClient / 4, cyClient / 4);
aPort.RestoreState();
}
public GDICommandRecipient(GDIGeometryRenderer renderTo)
{
fRenderer = renderTo;
}
public Command_Render(IRenderGDI graphPort)
{
fGraphPort = graphPort;
}