Function nsvg__parseRect

rEFIt_UEFI/libeg/nanosvg.cpp:2581–2631

}

static void nsvg__parseRect(NSVGparser* p, const char** attr)
{
  float x = 0.0f;
  float y = 0.0f;
  float w = 0.0f;
  float h = 0.0f;
  float rx = -1.0f; // marks not set
  float ry = -1.0f;
  int i;

  for (i = 0; attr[i]; i += 2) {
    if (strcmp(attr[i], "x") == 0) x = nsvg__parseCoordinate(p, attr[i+1], nsvg__actualOrigX(p), nsvg__actualWidth(p));
    else if (strcmp(attr[i], "y") == 0) y = nsvg__parseCoordinate(p, attr[i+1], nsvg__actualOrigY(p), nsvg__actualHeight(p));
    else if (strcmp(attr[i], "width") == 0) w = nsvg__parseCoordinate(p, attr[i+1], 0.0f, nsvg__actualWidth(p));
    else if (strcmp(attr[i], "height") == 0) h = nsvg__parseCoordinate(p, attr[i+1], 0.0f, nsvg__actualHeight(p));
    else if (strcmp(attr[i], "rx") == 0) rx = fabsf(nsvg__parseCoordinate(p, attr[i+1], 0.0f, nsvg__actualWidth(p)));
    else if (strcmp(attr[i], "ry") == 0) ry = fabsf(nsvg__parseCoordinate(p, attr[i+1], 0.0f, nsvg__actualHeight(p)));
    else nsvg__parseAttr(p, attr[i], attr[i + 1]);
  }

  if (rx < 0.0f && ry > 0.0f) rx = ry;
  if (ry < 0.0f && rx > 0.0f) ry = rx;
  if (rx < 0.0f) rx = 0.0f;
  if (ry < 0.0f) ry = 0.0f;
  if (rx > w/2.0f) rx = w/2.0f;
  if (ry > h/2.0f) ry = h/2.0f;

  if (w != 0.0f && h != 0.0f) {
    nsvg__resetPath(p);

    if (rx < 0.00001f || ry < 0.0001f) {
      nsvg__moveTo(p, x, y);
      nsvg__lineTo(p, x+w, y);
      nsvg__lineTo(p, x+w, y+h);
      nsvg__lineTo(p, x, y+h);
    } else {
      // Rounded rectangle
      nsvg__moveTo(p, x+rx, y);
      nsvg__lineTo(p, x+w-rx, y);
      nsvg__cubicBezTo(p, x+w-rx*(1-NSVG_KAPPA90), y, x+w, y+ry*(1-NSVG_KAPPA90), x+w, y+ry);
      nsvg__lineTo(p, x+w, y+h-ry);
      nsvg__cubicBezTo(p, x+w, y+h-ry*(1-NSVG_KAPPA90), x+w-rx*(1-NSVG_KAPPA90), y+h, x+w-rx, y+h);
      nsvg__lineTo(p, x+rx, y+h);
      nsvg__cubicBezTo(p, x+rx*(1-NSVG_KAPPA90), y+h, x, y+h-ry*(1-NSVG_KAPPA90), x, y+h-ry);
      nsvg__lineTo(p, x, y+ry);
      nsvg__cubicBezTo(p, x, y+ry*(1-NSVG_KAPPA90), x+rx*(1-NSVG_KAPPA90), y, x+rx, y);
    }
    nsvg__addPath(p, 1);
    nsvg__addShape(p);
  }
}

static void nsvg__parseUse(NSVGparser* p, const char** dict)
{