99 lines
2.5 KiB
Python
99 lines
2.5 KiB
Python
from django import forms
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class HalftoneGenerateForm(forms.Form):
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"""
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Форма валидации входных параметров для генерации гипнотического SVG.
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"""
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SHAPE_CHOICES = [
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("circle", "Circle"),
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("ring", "Ring"),
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("triangle", "Triangle"),
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("square", "Square"),
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("diamond", "Diamond"),
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("hexagon", "Hexagon"),
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("star", "Star"),
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("cross", "Cross"),
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("line", "Line"),
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("snowflake", "Snowflake"),
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("binary", "Binary (0/1)"),
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("heart", "Heart"),
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]
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image = forms.ImageField(
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required=True,
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error_messages={
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"required": "Feed the Hypnotoad with an image!",
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"invalid_image": "Hypnotoad cannot digest this file. Image required (PNG, JPG, WEBP).",
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},
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)
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shape = forms.ChoiceField(
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choices=SHAPE_CHOICES,
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initial="circle",
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required=False,
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)
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cols = forms.IntegerField(
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min_value=10,
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max_value=80,
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initial=35,
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required=False,
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)
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max_radius = forms.IntegerField(
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min_value=3,
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max_value=65,
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initial=8,
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required=False,
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)
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blink = forms.IntegerField(
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min_value=1,
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max_value=10,
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initial=6,
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required=False,
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)
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rotation = forms.IntegerField(
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min_value=-15,
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max_value=15,
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initial=0,
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required=False,
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)
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scale = forms.IntegerField(
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min_value=800,
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max_value=1040,
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initial=980,
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required=False,
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)
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angle = forms.IntegerField(
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min_value=-44,
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max_value=45,
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initial=0,
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required=False,
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)
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def clean_shape(self):
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shape = self.cleaned_data.get("shape")
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if not shape:
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return "circle"
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return shape
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def clean_cols(self):
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return self.cleaned_data.get("cols") or 80
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def clean_max_radius(self):
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return self.cleaned_data.get("max_radius") or 8
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def clean_blink(self):
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val = self.cleaned_data.get("blink")
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return 6 if val is None else val
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def clean_rotation(self):
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val = self.cleaned_data.get("rotation")
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return 0 if val is None else val
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def clean_scale(self):
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val = self.cleaned_data.get("scale")
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return 980 if val is None else val
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def clean_angle(self):
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val = self.cleaned_data.get("angle")
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return 0 if val is None else val
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