Python get_layout_pixel_size示例

示例#1

文件： __init__.py 项目： Scrik/sk1-wx

def get_text_paths(orig_text, width, text_style, attributes):
	if not orig_text: orig_text = NONPRINTING_CHARS[0]
	_set_layout(PANGO_LAYOUT, orig_text, width, text_style, attributes)
	w, h = _libpango.get_layout_pixel_size(PANGO_LAYOUT)

	surf = cairo.ImageSurface(cairo.FORMAT_RGB24, 100, 100)
	ctx = cairo.Context(surf)
	ctx.set_matrix(libcairo.DIRECT_MATRIX)

	line_points = []
	for item in get_line_positions():
		line_points.append([0.0, item])

	text = '' + orig_text
	clusters = []
	rtl_regs = []
	rtl_flag = False

	#Ligature support
	if text_style[5]:
		data = get_cluster_positions()
		layout_data, clusters, clusters_index, bidi_flag, rtl_flag = data

		if not rtl_flag and not bidi_flag:
			if clusters:
				text = cluster_text(text, clusters)
				if check_manyamar(orig_text):
					word_group(text)
			log_layout_data = layout_data
			glyphs = get_glyphs(ctx, layout_data, text,
							width, text_style, attributes)
		else:
			byte_dict = utf8_to_ucs4_dict(text)
			clusters = fix_rlt_clusters(clusters_index, byte_dict)
			text = cluster_text(text, clusters)
			byte_dict = utf8_to_ucs4_dict(text)
			rtl_regs = find_rtl_regs(layout_data)
			log_rtl_regs = fix_rlt_regs(rtl_regs, layout_data, byte_dict)
			for item in log_rtl_regs:
				if check_arabic(text[item[0]:item[1]]):
					rtl_word_group_in_reg(text, item)
			glyphs = get_rtl_glyphs(ctx, layout_data, byte_dict, text,
						width, text_style, attributes)
			log_layout_data = get_log_layout_data(layout_data, byte_dict, rtl_regs)

	#Simple char-by-char rendering
	else:
		layout_data = get_char_positions()
		log_layout_data = layout_data
		glyphs = get_glyphs(ctx, layout_data, text,
						width, text_style, attributes)

	layout_bbox = [0.0, layout_data[0][1],
					float(w), layout_data[0][1] - float(h)]

	return glyphs, line_points, log_layout_data, layout_bbox, clusters

示例#2

def get_sample_size(text, family, fontsize):
    _set_sample_layout(PANGO_LAYOUT, text, family, fontsize)
    return _libpango.get_layout_pixel_size(PANGO_LAYOUT)

示例#3

文件： core.py 项目： Acidburn0zzz/sk1-wx

def get_layout_size(layout=PANGO_LAYOUT):
    return _libpango.get_layout_pixel_size(layout)

示例#4

文件： __init__.py 项目： Scrik/sk1-wx

def get_layout_bbox():
	w, h = _libpango.get_layout_pixel_size(PANGO_LAYOUT)
	return [0.0, 0.0, float(w), float(-h)]

示例#5

文件： fonts.py 项目： sk1project/sk1-wx

def get_sample_size(text, family, fontsize):
    _set_sample_layout(PANGO_LAYOUT, text, family, fontsize)
    return _libpango.get_layout_pixel_size(PANGO_LAYOUT)