//------------------------------------------------------------------------------
int
main(int argc, char *argv[])
{
QApplication app(argc, argv);
Canvas c;
Pen(Pen::SOLID, 1, Color(0, 0, 0));
{
c.Select(Brush(Color(128, 128, 0, Color::TRANSPARENT)));
c.DrawKeyhole(200, 100, 50, 100, Angle::Degrees(-20), Angle::Degrees(20));
c.DrawKeyhole(400, 100, 50, 100, Angle::Degrees(70), Angle::Degrees(110));
c.DrawKeyhole(200, 300, 50, 100, Angle::Degrees(160), Angle::Degrees(200));
c.DrawKeyhole(400, 300, 50, 100, Angle::Degrees(-110), Angle::Degrees(-70));
c.show();
app.exec();
}
{
c.Clear();
c.DrawKeyhole(200, 100, 50, 100, Angle::Degrees(35), Angle::Degrees(55));
c.DrawKeyhole(400, 100, 50, 100, Angle::Degrees(125), Angle::Degrees(145));
c.DrawKeyhole(200, 300, 50, 100, Angle::Degrees(215), Angle::Degrees(235));
c.DrawKeyhole(400, 300, 50, 100, Angle::Degrees(305), Angle::Degrees(325));
c.show();
app.exec();
}
{
c.Clear();
c.DrawFilledRectangle(0, 0, 100, 100, Color(128, 128, 128,
Color::TRANSPARENT));
c.DrawFilledRectangle(100, 100, 200, 200, Color(128, 0, 0,
Color::TRANSPARENT));
c.DrawFilledRectangle(150, 150, 250, 250, Color(0, 128, 0,
Color::TRANSPARENT));
c.DrawFilledRectangle(200, 200, 300, 300, Color(0, 0, 128,
Color::TRANSPARENT));
c.DrawTransparentText(0, 0, "0");
c.DrawTransparentText(0, 100, "100");
c.DrawTransparentText(0, 200, "200");
c.DrawTransparentText(0, 300, "300");
c.DrawTransparentText(0, 400, "400");
c.DrawTransparentText(0, 500, "500");
c.DrawTransparentText(100, c.GetFontHeight(), "100");
c.DrawTransparentText(200, c.GetFontHeight(), "200");
c.DrawTransparentText(300, c.GetFontHeight(), "300");
c.DrawTransparentText(400, c.GetFontHeight(), "400");
c.DrawTransparentText(500, c.GetFontHeight(), "500");
c.show();
app.exec();
}
{
c.Clear();
c.DrawOutlineRectangle(100, 100, 200, 200, Color(255, 0, 0));
c.show();
app.exec();
}
{
c.Clear();
c.DrawRoundRectangle(100, 100, 200, 200, 10, 10);
c.DrawRoundRectangle(200, 200, 300, 300, 100, 100);
c.DrawRoundRectangle(300, 300, 400, 400, 50, 50);
c.show();
app.exec();
}
{
c.Clear();
PixelRect rc;
rc.left = 100;
rc.top = 100;
rc.right = 200;
rc.bottom = 200;
c.DrawRaisedEdge(rc);
c.show();
app.exec();
}
{
c.Clear();
RasterPoint rp[4];
rp[0] = {100, 100};
rp[1] = {200, 200};
rp[2] = {200, 300};
rp[3] = {300, 400};
c.DrawPolyline(rp, 4);
c.show();
app.exec();
}
{
c.Clear();
RasterPoint rp[6];
rp[0] = {100, 100};
rp[1] = {150, 50};
rp[2] = {200, 100};
rp[3] = {200, 200};
rp[4] = {150, 200};
rp[5] = {100, 100};
c.DrawPolygon(rp, 6);
c.show();
app.exec();
}
{
c.Clear();
RasterPoint rp[4];
rp[0] = {100, 100};
rp[1] = {200, 50};
rp[2] = {200, 150};
rp[3] = {150, 200};
c.DrawTriangleFan(rp, 4);
c.show();
app.exec();
}
{
c.Clear();
c.DrawHLine(100, 200, 100, Color(255, 0, 0));
c.DrawHLine(100, 200, 200, Color(0, 255, 0));
c.DrawHLine(100, 200, 300, Color(0, 0, 255));
c.show();
app.exec();
}
{
c.Clear();
c.DrawLine(100, 100, 200, 200);
c.DrawCircle(250, 250, 50);
c.DrawSegment(100, 250, 50, Angle::Degrees(10), Angle::Degrees(30), false);
c.show();
app.exec();
}
{
c.Clear();
c.DrawAnnulus(100, 100, 50, 100, Angle::Degrees(10), Angle::Degrees(60));
c.DrawAnnulus(300, 100, 50, 100, Angle::Degrees(0), Angle::Degrees(360));
c.DrawAnnulus(100, 300, 50, 100, Angle::Degrees(0), Angle::Degrees(0));
c.show();
app.exec();
}
{
PixelSize rc = c.CalcTextSize("Hello");
std::cout << "Size of \"Hello\": " << rc.cx << ", " << rc.cy << std::endl;
c.DrawClippedText(100, 100, rc.cx / 2, "Hello");
c.show();
app.exec();
}
{
std::cout << "Height of font: " << c.GetFontHeight() << std::endl;
}
{
c.Clear();
c.DrawText(0, 50, "50");
c.Clear();
c.show();
return app.exec();
}
}
void
OZRenderer::Draw(Canvas &canvas, Layer layer, const Projection &projection,
const ObservationZonePoint &_oz, int offset)
{
if (layer == LAYER_SHADE && offset < 0)
return;
Prepare(canvas, layer, offset);
switch (_oz.shape) {
case ObservationZonePoint::LINE:
case ObservationZonePoint::FAI_SECTOR: {
const SectorZone &oz = (const SectorZone &)_oz;
RasterPoint p_center = projection.GeoToScreen(oz.get_location());
if (layer != LAYER_ACTIVE)
canvas.DrawSegment(p_center.x, p_center.y,
projection.GeoToScreenDistance(oz.getRadius()),
oz.getStartRadial() - projection.GetScreenAngle(),
oz.getEndRadial() - projection.GetScreenAngle());
else {
RasterPoint p_start = projection.GeoToScreen(oz.get_SectorStart());
RasterPoint p_end = projection.GeoToScreen(oz.get_SectorEnd());
canvas.DrawTwoLines(p_start, p_center, p_end);
}
break;
}
case ObservationZonePoint::CYLINDER: {
const CylinderZone &oz = (const CylinderZone &)_oz;
if (layer != LAYER_INACTIVE) {
RasterPoint p_center = projection.GeoToScreen(oz.get_location());
canvas.circle(p_center.x, p_center.y,
projection.GeoToScreenDistance(oz.getRadius()));
}
break;
}
case ObservationZonePoint::BGA_START:
case ObservationZonePoint::SECTOR: {
const SectorZone &oz = (const SectorZone &)_oz;
if (layer != LAYER_INACTIVE) {
RasterPoint p_center = projection.GeoToScreen(oz.get_location());
canvas.DrawSegment(p_center.x, p_center.y,
projection.GeoToScreenDistance(oz.getRadius()),
oz.getStartRadial() - projection.GetScreenAngle(),
oz.getEndRadial() - projection.GetScreenAngle());
RasterPoint p_start = projection.GeoToScreen(oz.get_SectorStart());
RasterPoint p_end = projection.GeoToScreen(oz.get_SectorEnd());
canvas.DrawTwoLines(p_start, p_center, p_end);
}
break;
}
case ObservationZonePoint::KEYHOLE:
case ObservationZonePoint::BGAFIXEDCOURSE:
case ObservationZonePoint::BGAENHANCEDOPTION: {
const SectorZone &oz = (const SectorZone &)_oz;
RasterPoint p_center = projection.GeoToScreen(oz.get_location());
canvas.DrawKeyhole(p_center.x, p_center.y,
projection.GeoToScreenDistance(fixed(500)),
projection.GeoToScreenDistance(oz.getRadius()),
oz.getStartRadial() - projection.GetScreenAngle(),
oz.getEndRadial() - projection.GetScreenAngle());
break;
}
case ObservationZonePoint::ANNULAR_SECTOR: {
const AnnularSectorZone &oz = (const AnnularSectorZone &)_oz;
RasterPoint p_center = projection.GeoToScreen(oz.get_location());
canvas.DrawAnnulus(p_center.x, p_center.y,
projection.GeoToScreenDistance(oz.getInnerRadius()),
projection.GeoToScreenDistance(oz.getRadius()),
oz.getStartRadial() - projection.GetScreenAngle(),
oz.getEndRadial() - projection.GetScreenAngle());
}
}
Finish(canvas, layer);
}