def RoundRect(ctx, page, i):
cy, cx, y2, x2, y1, x1 = page.cmds[i].args
x1, y1 = wmfdraw.convcoords(page, ctx, x1, y1)
x2, y2 = wmfdraw.convcoords(page, ctx, x2, y2)
if x1 > x2:
x = x1
x1 = x2
x2 = x
if y1 > y2:
x = y1
y1 = y2
y2 = x
cx = cx * 1. / page.DCs[page.curdc].Wx
cy = cy * 1. / page.DCs[page.curdc].Wy
ctx.move_to(x1 + cx / 2., y1)
## here elliptical arc to next point (x2,y1+cy/2) xc = x2-cx/2., yc = y1+cy/2. 90 0
xc = x1 + cx / 2.
yc = y1 + cy / 2.
ctx.save()
m = cairo.Matrix(cx / 2., 0, 0, cy / 2., xc, yc)
ctx.transform(m)
ctx.arc_negative(0., 0., 1., -0.5 * math.pi, math.pi)
ctx.restore()
ctx.line_to(x1, y2 - cy / 2.)
## here elliptical arc to next point x2-cx/2. ,y2 xc = x2-cx/2.,yc=y2-cy/2. 0 -90
xc = x1 + cx / 2.
yc = y2 - cy / 2.
ctx.save()
## ctx.translate(xc,yc)
## ctx.scale(cx/2., cy/2.)
m = cairo.Matrix(cx / 2., 0, 0, cy / 2., xc, yc)
ctx.transform(m)
ctx.arc_negative(0., 0., 1., math.pi, 0.5 * math.pi)
ctx.restore()
ctx.line_to(x2 - cx / 2., y2)
## ## here elliptical arc to next point x1,y2-cy/2. xc = x1+cx/2.,yc=y2-cy/2. -90 180
xc = x2 - cx / 2.
yc = y2 - cy / 2.
ctx.save()
## ctx.translate(xc,yc)
## ctx.scale(cx/2., cy/2.)
m = cairo.Matrix(cx / 2., 0, 0, cy / 2., xc, yc)
ctx.transform(m)
ctx.arc_negative(0., 0., 1., 0.5 * math.pi, 0)
ctx.restore()
ctx.line_to(x2, y1 + cy / 2.)
## ## here elliptical arc to next point x1+cx/2,y1 xc = x1+cx/2.,yc=y1+cy/2. 180 90
xc = x2 - cx / 2.
yc = y1 + cy / 2.
ctx.save()
## ctx.translate(xc,yc)
## ctx.scale(cx/2., cy/2.)
m = cairo.Matrix(cx / 2., 0, 0, cy / 2., xc, yc)
ctx.transform(m)
ctx.arc_negative(0., 0., 1., 0, -0.5 * math.pi)
ctx.restore()
ctx.close_path()
wmfdraw.FillPath(ctx, page, i)
wmfdraw.StrokePath(ctx, page, i)
def Pie(ctx, page, i):
ye, xe, ys, xs, b, r, t, l = page.cmds[i].args
xc, yc = wmfdraw.convcoords(page, ctx, (l + r) / 2., (t + b) / 2.)
ArcTo(ctx, page, i)
ctx.line_to(xc, yc)
ctx.close_path()
wmfdraw.FillPath(ctx, page, i)
wmfdraw.StrokePath(ctx, page, i)
def Polygone(ctx, page, i):
x, y = page.cmds[i].args[0]
x, y = wmfdraw.convcoords(page, ctx, x, y)
ctx.move_to(x, y)
for j in range(len(page.cmds[i].args)):
x, y = page.cmds[i].args[j]
x, y = wmfdraw.convcoords(page, ctx, x, y)
ctx.line_to(x, y)
ctx.close_path()
wmfdraw.FillPath(ctx, page, i)
wmfdraw.StrokePath(ctx, page, i)
def Rectangle(ctx, page, i):
y2, x2, y1, x1 = page.cmds[i].args
x1, y1 = wmfdraw.convcoords(page, ctx, x1, y1)
x2, y2 = wmfdraw.convcoords(page, ctx, x2, y2)
ctx.move_to(x1, y1)
ctx.line_to(x1, y2)
ctx.line_to(x2, y2)
ctx.line_to(x2, y1)
ctx.close_path()
wmfdraw.FillPath(ctx, page, i)
wmfdraw.StrokePath(ctx, page, i)
def PolyPolygone(ctx, page, i):
nPolys = page.cmds[i].args[0]
aptl = page.cmds[i].args[1]
data = page.cmds[i].args[2]
shift = 0
for k in range(nPolys): ## number of polygones
[x] = struct.unpack('<h', data[shift:shift + 2])
[y] = struct.unpack('<h', data[shift + 2:shift + 4])
x, y = wmfdraw.convcoords(page, ctx, x, y)
ctx.move_to(x, y)
for j in range(aptl[k]): ## number of gones for i-th polygone
[x] = struct.unpack('<h', data[j * 4 + shift:j * 4 + shift + 2])
[y] = struct.unpack('<h',
data[j * 4 + shift + 2:j * 4 + shift + 4])
x, y = wmfdraw.convcoords(page, ctx, x, y)
ctx.line_to(x, y)
ctx.close_path()
shift += aptl[k] * 4
wmfdraw.FillPath(ctx, page, i)
wmfdraw.StrokePath(ctx, page, i)
def Ellipse(ctx, page, i):
x, y = ctx.get_current_point()
x, y = wmfdraw.convcoords(page, ctx, x, y)
y2, x2, y1, x1 = page.cmds[i].args
x1, y1 = wmfdraw.convcoords(page, ctx, x1, y1)
x2, y2 = wmfdraw.convcoords(page, ctx, x2, y2)
xc = 0.5 * (x1 + x2)
yc = 0.5 * (y1 + y2)
dx = x2 - x1
dy = y2 - y1
print i, 'Ellipse: c(%02f %02f) d(%02f %02f)' % (xc, yc, dx,
dy), x2, x1, y2, y1
ctx.move_to(xc, yc)
ctx.save()
ctx.translate(xc, yc)
ctx.move_to(dx / 2., 0)
ctx.scale(dx / 2., dy / 2.)
ctx.arc(0., 0., 1., 0., 2 * math.pi)
ctx.restore()
ctx.move_to(x, y)
wmfdraw.FillPath(ctx, page, i)
wmfdraw.StrokePath(ctx, page, i)
def Chord(ctx, page, i):
ArcTo(ctx, page, i)
ctx.close_path()
wmfdraw.FillPath(ctx, page, i)
wmfdraw.StrokePath(ctx, page, i)