How to Draw String with extra distance between symbols or lines
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How to Draw String with extra distance between symbols or lines
Issue : How to Draw String with extra distance between symbols or lines.
Tips : To Draw String with extra distance between symbols or lines there can be used StringFormat.ALIGNMENT, StringFormat.LINE_ALIGNMENT and StringFormatFlags options of stringformat object.
Example :
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| import aspose.pycore as aspycore | |
| from aspose.imaging import StringAlignment, StringFormatFlags, StringFormat, Image, GraphicsUnit, Font, RectangleF, \ | |
| Color, Rectangle, Pen, PointF, Graphics | |
| from aspose.imaging.brushes import SolidBrush | |
| from aspose.imaging.imageoptions import BmpOptions, PngOptions | |
| from aspose.imaging.sources import FileCreateSource | |
| import os | |
| if 'TEMPLATE_DIR' in os.environ: | |
| templates_folder = os.environ['TEMPLATE_DIR'] | |
| else: | |
| templates_folder = r"C:\Users\USER\Downloads\templates" | |
| delete_output = 'SAVE_OUTPUT' not in os.environ | |
| data_dir = templates_folder | |
| def get_alignment_name(flags): | |
| if flags == 0: | |
| return "0" | |
| return StringFormatFlags(flags).name | |
| def draw_text(alignment, flags): | |
| base_folder = data_dir | |
| file_name = "output_" + StringAlignment(alignment).name + "_" + get_alignment_name(flags) + ".png" | |
| output_file_name = os.path.join(base_folder, file_name) | |
| font_sizes = [8.0, 12.0, 16.0, 24.0, 32.0, 48.0, 64.0, 96.0] | |
| with BmpOptions() as obj_init: | |
| obj_init.source = FileCreateSource("temp.dat", True) | |
| with Image.create(obj_init, 500, 900) as bmp: | |
| gr = Graphics(bmp) | |
| gr.clear(Color.white) | |
| gr.page_unit = GraphicsUnit.PIXEL | |
| text = "Hello world 1111 \n2222" | |
| brush = SolidBrush(Color.black) | |
| ypos = 0.0 | |
| for font_size in font_sizes: | |
| font = Font("Times New Roman", font_size) | |
| obj_init2 = StringFormat() | |
| obj_init2.custom_char_ident = PointF(5.0, 5.0) | |
| obj_init2.alignment = alignment | |
| obj_init2.format_flags = flags | |
| format_ = obj_init2 | |
| rectangle = RectangleF(0.0, ypos, 200.0, font_size * 2.5) | |
| gr.draw_string(text, font, brush, rectangle, format_) | |
| ypos += rectangle.height * 1.2 | |
| gr.draw_rectangle(Pen(Color.red), rectangle) | |
| bmp.save(output_file_name, PngOptions()) | |
| if delete_output: | |
| os.remove(output_file_name) | |
| # Horizontal left to right | |
| draw_text(StringAlignment.NEAR, 0) | |
| draw_text(StringAlignment.FAR, 0) | |
| draw_text(StringAlignment.CENTER, 0) | |
| # Horizontal right to left | |
| draw_text(StringAlignment.NEAR, StringFormatFlags.DIRECTION_RIGHT_TO_LEFT) | |
| draw_text(StringAlignment.FAR, StringFormatFlags.DIRECTION_RIGHT_TO_LEFT) | |
| draw_text(StringAlignment.CENTER, StringFormatFlags.DIRECTION_RIGHT_TO_LEFT) | |
| # Vertical left to right | |
| draw_text(StringAlignment.NEAR, StringFormatFlags.DIRECTION_VERTICAL) | |
| draw_text(StringAlignment.FAR, StringFormatFlags.DIRECTION_VERTICAL) | |
| draw_text(StringAlignment.CENTER, StringFormatFlags.DIRECTION_VERTICAL) |