def textAsTexture(self, text, color=(0, 0, 0, 1), bgcolor=(1, 1, 1, 0),
font_size=None, font_name=None, halign='left', width=None,
rotate=0):
label = self.text(text, color=color, font_size=font_size,
font_name=font_name, halign=halign, width=width, valign='top')
label.width
w = int(width or label.width)
h = font_size * len(label.lines) #int(label.height)
x = c_int()
def _f():
glPushAttrib(GL_COLOR_BUFFER_BIT|GL_ENABLE_BIT|GL_CURRENT_BIT)
glEnable(GL_TEXTURE_2D)
glDisable(GL_DEPTH_TEST)
glClearColor(*bgcolor)
glClear(GL_COLOR_BUFFER_BIT)
glPushMatrix()
if rotate == 0:
glTranslatef(0, h, 0)
if rotate:
glRotatef(rotate, 0, 0, 1)
if rotate == 270:
glTranslatef(-w, h, 0)
if rotate == 180:
glTranslatef(-w, 0, 0)
# prevent the text's alpha channel being written into the new
# texture
glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_FALSE)
label.draw()
glPopMatrix()
glPopAttrib()
if rotate in (0, 180):
return util.renderToTexture(w, h, _f)
else:
return util.renderToTexture(h, w, _f)
def textAsTexture(self,
text,
color=(0, 0, 0, 1),
bgcolor=(1, 1, 1, 0),
font_size=None,
font_name=None,
halign='left',
width=None,
rotate=0):
label = self.text(text,
color=color,
font_size=font_size,
font_name=font_name,
halign=halign,
width=width,
valign='top')
label.width
w = int(width or label.width)
h = font_size * len(label.lines) #int(label.height)
x = c_int()
def _f():
glPushAttrib(GL_COLOR_BUFFER_BIT | GL_ENABLE_BIT | GL_CURRENT_BIT)
glEnable(GL_TEXTURE_2D)
glDisable(GL_DEPTH_TEST)
glClearColor(*bgcolor)
glClear(GL_COLOR_BUFFER_BIT)
glPushMatrix()
if rotate == 0:
glTranslatef(0, h, 0)
if rotate:
glRotatef(rotate, 0, 0, 1)
if rotate == 270:
glTranslatef(-w, h, 0)
if rotate == 180:
glTranslatef(-w, 0, 0)
# prevent the text's alpha channel being written into the new
# texture
glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_FALSE)
label.draw()
glPopMatrix()
glPopAttrib()
if rotate in (0, 180):
return util.renderToTexture(w, h, _f)
else:
return util.renderToTexture(h, w, _f)
def xhtmlAsTexture(layout):
h = int(layout.view.canvas_height)
w = int(layout.view.canvas_width)
def _f():
glPushAttrib(GL_CURRENT_BIT|GL_COLOR_BUFFER_BIT|GL_ENABLE_BIT)
# always draw onto solid white
glClearColor(1, 1, 1, 1)
glClear(GL_COLOR_BUFFER_BIT)
glPushMatrix()
glLoadIdentity()
glTranslatef(0, h, 0)
# ... and blend with solid white
glColor4f(1, 1, 1, 1)
layout.view.draw()
glPopMatrix()
glPopAttrib()
return util.renderToTexture(w, h, _f)
def xhtmlAsTexture(layout):
h = int(layout.view.canvas_height)
w = int(layout.view.canvas_width)
def _f():
glPushAttrib(GL_CURRENT_BIT | GL_COLOR_BUFFER_BIT | GL_ENABLE_BIT)
# always draw onto solid white
glClearColor(1, 1, 1, 1)
glClear(GL_COLOR_BUFFER_BIT)
glPushMatrix()
glLoadIdentity()
glTranslatef(0, h, 0)
# ... and blend with solid white
glColor4f(1, 1, 1, 1)
layout.view.draw()
glPopMatrix()
glPopAttrib()
return util.renderToTexture(w, h, _f)
