def render(self, text, antialias, color, background=None):
"""
Render text onto surface.
Arguments:
text to render (string)
antialias of text (bool)
color of text (R,G,B)
background color (R,G,B)
"""
w,h = self.size(text)
surf = Surface((w,h), BufferedImage.TYPE_INT_ARGB)
g2d = surf.createGraphics()
if background:
g2d.setColor(Color(background))
g2d.fillRect(0,0,w,h)
g2d.setFont(self.font)
if antialias:
g2d.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_ON)
g2d.setColor(Color(color))
y = (h//2)-((self.fontMetrics.getAscent()+self.fontMetrics.getDescent())//2)+self.fontMetrics.getAscent()
if not self.underline:
g2d.drawString(text,0,y)
else:
try:
text = AttributedString(text)
text.addAttribute(TextAttribute.FONT,self.font)
text.addAttribute(TextAttribute.UNDERLINE,TextAttribute.UNDERLINE_ON)
g2d.drawString(text.getIterator(),0,y)
except IllegalArgumentException:
pass
g2d.dispose()
return surf
def rotozoom(surface, angle, size):
"""
Return Surface rotated and resized by the given angle and size.
"""
if not angle:
width = int(surface.getWidth() * size)
height = int(surface.getHeight() * size)
return scale(surface, (width, height))
theta = angle * _deg_rad
width_i = int(surface.getWidth() * size)
height_i = int(surface.getHeight() * size)
cos_theta = _fabs(_cos(theta))
sin_theta = _fabs(_sin(theta))
width_f = int(_ceil((width_i * cos_theta) + (height_i * sin_theta)))
if width_f % 2:
width_f += 1
height_f = int(_ceil((width_i * sin_theta) + (height_i * cos_theta)))
if height_f % 2:
height_f += 1
surf = Surface((width_f, height_f), BufferedImage.TYPE_INT_ARGB)
at = AffineTransform()
at.translate(width_f / 2.0, height_f / 2.0)
at.rotate(-theta)
g2d = surf.createGraphics()
ot = g2d.getTransform()
g2d.setTransform(at)
g2d.setRenderingHint(RenderingHints.KEY_INTERPOLATION,
RenderingHints.VALUE_INTERPOLATION_BILINEAR)
g2d.drawImage(surface, -width_i // 2, -height_i // 2, width_i, height_i,
None)
g2d.setTransform(ot)
g2d.dispose()
return surf
def rotozoom(self, surface, angle, size):
"""
Return Surface rotated and resized by the given angle and size.
"""
if not angle:
width = int(surface.getWidth()*size)
height = int(surface.getHeight()*size)
return self.scale(surface, (width, height))
theta = angle*self.deg_rad
width_i = int(surface.getWidth()*size)
height_i = int(surface.getHeight()*size)
cos_theta = _fabs( _cos(theta) )
sin_theta = _fabs( _sin(theta) )
width_f = int( _ceil((width_i*cos_theta)+(height_i*sin_theta)) )
if width_f % 2:
width_f += 1
height_f = int( _ceil((width_i*sin_theta)+(height_i*cos_theta)) )
if height_f % 2:
height_f += 1
surf = Surface((width_f,height_f), BufferedImage.TYPE_INT_ARGB)
at = AffineTransform()
at.translate(width_f/2, height_f/2)
at.rotate(-theta)
g2d = surf.createGraphics()
ot = g2d.getTransform()
g2d.setTransform(at)
g2d.setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BILINEAR)
g2d.drawImage(surface, -width_i//2, -height_i//2, width_i, height_i, None)
g2d.setTransform(ot)
g2d.dispose()
return surf
def rotate(surface, angle):
"""
Return Surface rotated by the given angle.
"""
if not angle:
return surface.copy()
theta = angle * _deg_rad
width_i = surface.getWidth()
height_i = surface.getHeight()
cos_theta = _fabs(_cos(theta))
sin_theta = _fabs(_sin(theta))
width_f = int((width_i * cos_theta) + (height_i * sin_theta))
height_f = int((width_i * sin_theta) + (height_i * cos_theta))
surf = Surface((width_f, height_f), BufferedImage.TYPE_INT_ARGB)
at = AffineTransform()
at.translate(width_f / 2.0, height_f / 2.0)
at.rotate(-theta)
g2d = surf.createGraphics()
ot = g2d.getTransform()
g2d.setTransform(at)
g2d.setRenderingHint(RenderingHints.KEY_INTERPOLATION,
RenderingHints.VALUE_INTERPOLATION_BILINEAR)
g2d.drawImage(surface, -width_i // 2, -height_i // 2, None)
g2d.setTransform(ot)
g2d.dispose()
return surf
def rotate(self, surface, angle):
"""
Return Surface rotated by the given angle.
"""
if not angle:
return surface.copy()
theta = angle*self.deg_rad
width_i = surface.getWidth()
height_i = surface.getHeight()
cos_theta = _fabs( _cos(theta) )
sin_theta = _fabs( _sin(theta) )
width_f = int( (width_i*cos_theta)+(height_i*sin_theta) )
height_f = int( (width_i*sin_theta)+(height_i*cos_theta) )
surf = Surface((width_f,height_f), BufferedImage.TYPE_INT_ARGB)
at = AffineTransform()
at.translate(width_f/2, height_f/2)
at.rotate(-theta)
g2d = surf.createGraphics()
ot = g2d.getTransform()
g2d.setTransform(at)
g2d.setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BILINEAR)
g2d.drawImage(surface, -width_i//2, -height_i//2, None)
g2d.setTransform(ot)
g2d.dispose()
return surf
def render(self, text, antialias, color, background=None):
"""
Render text onto surface.
Arguments:
text to render (string)
antialias of text (bool)
color of text (R,G,B)
background color (R,G,B)
"""
w,h = self.size(text)
surf = Surface((w,h), BufferedImage.TYPE_INT_ARGB)
g2d = surf.createGraphics()
if background:
g2d.setColor(Color(background))
g2d.fillRect(0,0,w,h)
g2d.setFont(self.font)
if antialias:
g2d.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_ON)
g2d.setColor(Color(color))
g2d.drawString(text,0,(h//2)+(self.fontMetrics.getAscent()//2))
if self.underline:
g2d.setStroke(BasicStroke(1))
g2d.drawLine(0,h-1,w-1,h-1)
g2d.dispose()
return surf
def init():
"""
**pyj2d.font.init**
Initialize font module.
"""
global _surf, _g2d, _initialized, match_font
_surf = Surface((1,1), BufferedImage.TYPE_INT_RGB)
_g2d = _surf.createGraphics()
_initialized = True
def init():
"""
**pyj2d.font.init**
Initialize font module.
"""
global _surf, _g2d, _initialized, match_font
_surf = Surface((1, 1), BufferedImage.TYPE_INT_RGB)
_g2d = _surf.createGraphics()
_initialized = True
def scale(self, surface, size, dest=None):
"""
Return Surface resized by the given size.
An optional destination surface can be provided.
"""
if not dest:
surf = Surface(size, BufferedImage.TYPE_INT_ARGB)
else:
surf = dest
g2d = surf.createGraphics()
g2d.setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BILINEAR)
g2d.drawImage(surface, 0, 0, size[0], size[1], None)
g2d.dispose()
return surf
def scale(surface, size, dest=None):
"""
Return Surface resized by the given size.
An optional destination surface can be provided.
"""
if not dest:
surf = Surface(size, BufferedImage.TYPE_INT_ARGB)
else:
surf = dest
g2d = surf.createGraphics()
g2d.setRenderingHint(RenderingHints.KEY_INTERPOLATION,
RenderingHints.VALUE_INTERPOLATION_BILINEAR)
g2d.drawImage(surface, 0, 0, size[0], size[1], None)
g2d.dispose()
return surf
def render(self, text, antialias, color, background=None):
"""
Render text onto surface.
Arguments:
text to render (string)
antialias of text (bool)
color of text (R,G,B)
background color (R,G,B)
"""
w, h = self.size(text)
surf = Surface((w, h), BufferedImage.TYPE_INT_ARGB)
g2d = surf.createGraphics()
if background:
g2d.setColor(Color(background))
g2d.fillRect(0, 0, w, h)
g2d.setFont(self.font)
if antialias:
g2d.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING,
RenderingHints.VALUE_TEXT_ANTIALIAS_ON)
g2d.setColor(Color(color))
y = ((h // 2) -
((self.fontMetrics.getAscent() + self.fontMetrics.getDescent()) //
2) + self.fontMetrics.getAscent())
if not self.underline:
g2d.drawString(text, 0, y)
else:
try:
text = AttributedString(text)
text.addAttribute(TextAttribute.FONT, self.font)
text.addAttribute(TextAttribute.UNDERLINE,
TextAttribute.UNDERLINE_ON)
g2d.drawString(text.getIterator(), 0, y)
except IllegalArgumentException:
pass
g2d.dispose()
return surf