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Rendering fixes

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This commit is contained in:
Tim Bentley 2009-05-17 09:13:22 +01:00
parent 46efe3188e
commit 0ffd58346b
2 changed files with 13 additions and 15 deletions
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23
openlp/core/lib/renderer.py
View File

@ -221,7 +221,6 @@ class Renderer:
by = 0
for (x, y) in bboxes[startline:endline]:
by += y
print "A ", by, bottom , bboxes
if by > bottom:
good=0
break
@ -305,8 +304,7 @@ class Renderer:
for line in lines:
# render after current bottom, but at original left edge
# keep track of right edge to see which is biggest
(thisx, bry) = self._render_single_line(line, footer, (x,bry))
print thisx , bry
(thisx, bry) = self._render_single_line(line, footer, (x , bry))
if (thisx > brx):
brx = thisx
retval = QtCore.QRect(x, y,brx-x, bry-y)
@ -334,13 +332,12 @@ class Renderer:
# We draw the text to see how big it is and then iterate to make it fit
# when we line wrap we do in in the "lyrics" style, so the second line is
# right aligned with a "hanging indent"
print "before ", line
words = line.split(u' ')
thisline = u' '.join(words)
lastword = len(words)
lines = []
maxx = self._rect.width(); maxy=self._rect.height();
maxx = self._rect.width();
maxy = self._rect.height();
while (len(words)>0):
w , h = self._get_extent_and_render(thisline, footer)
rhs = w + x
@ -358,33 +355,30 @@ class Renderer:
if footer: # dont allow alignment messing with footers
align = 0
else:
align = self._theme .display_horizontalAlign
align = int(self._theme .display_horizontalAlign)
for linenum in range(len(lines)):
line = lines[linenum]
print "render line ", line
#find out how wide line is
w , h = self._get_extent_and_render(line, footer, tlcorner=(x, y), draw=False)
if self._theme.display_shadow:
w += self._shadow_offset
h += self._shadow_offset
if self._theme.display_outline:
w += 2*self._outline_offset # pixels either side
h += 2*self._outline_offset # pixels top/bottom
if align==0: # left align
rightextent = x+w
if align == 0: # left align
rightextent = x + w
if self._theme.display_wrapStyle == 1 and linenum != 0: # shift right from last line's rh edge
rightextent = self._first_line_right_extent + self._right_margin
if rightextent > maxx:
rightextent = maxx
x = rightextent-w
x = rightextent - w
elif align == 1: # right align
rightextent = maxx
x = maxx-w
elif align == 2: # centre
x = (maxx-w)/2;
x = (maxx-w) / 2;
rightextent = x+w
# now draw the text, and any outlines/shadows
if self._theme.display_shadow:
@ -410,7 +404,6 @@ class Renderer:
color = self._theme.display_outline_color)
self._get_extent_and_render(line, footer,tlcorner=(x, y), draw=True)
# log.debug(u'Line %2d: Render '%s' at (%d, %d) wh=(%d,%d)' % ( linenum, line, x, y,w,h)
y += h
if linenum == 0:
self._first_line_right_extent = rightextent

5
openlp/core/lib/rendermanager.py
View File

@ -29,6 +29,9 @@ import sys
import linecache
def traceit(frame, event, arg):
"""
Code to allow calls to be traced by python runtime
"""
if event == "line":
lineno = frame.f_lineno
filename = frame.f_globals["__file__"]
@ -118,12 +121,14 @@ class RenderManager:
def format_slide(self, words, footer):
log.debug(u'format slide')
self.calculate_default(self.screen_list[self.current_display]['size'])
self.build_text_rectangle(self.themedata)
self.renderer.set_frame_dest(self.width, self.height)
return self.renderer.format_slide(words, footer)
def generate_slide(self,main_text, footer_text):
log.debug(u'generate slide')
self.calculate_default(self.screen_list[self.current_display]['size'])
self.build_text_rectangle(self.themedata)
self.renderer.set_frame_dest(self.width, self.height)
return self.renderer.render_lines(main_text, footer_text)