質問編集履歴
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追記
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@@ -7,7 +7,7 @@
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### 該当のソースコード
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```
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```clip
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import numpy as np
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import cv2
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@@ -39,12 +39,195 @@
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return clip
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#関数定義
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```
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```main
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# -*- coding: utf-8 -*-
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from random import random
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from kivy.app import App
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from kivy.config import Config
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import clip
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import cv2
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import os
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# 起動時の解像度の設定
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Config.set('graphics', 'width', '1024')
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Config.set('graphics', 'height', '768') # 16:9
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Config.set('graphics', 'resizable', False) # ウインドウリサイズ禁止
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from kivy.uix.widget import Widget
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from kivy.uix.button import Button
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from kivy.graphics import Color, Ellipse, Line
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from kivy.properties import ObjectProperty
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from kivy.uix.behaviors import ToggleButtonBehavior
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from kivy.uix.togglebutton import ToggleButton
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from kivy.utils import get_color_from_hex # 色の16進数表示を可能にする
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from kivy.core.window import Window
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class MyPaintWidget(Widget):
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#pass
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last_color = '' # 画面クリアを押された場合の最後の色
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line_width = 3 # 線の太さ
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def on_touch_down(self, touch):
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if Widget.on_touch_down(self, touch):
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return
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color = (random(), 1, 1)
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with self.canvas:
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touch.ud['line'] = Line(points=(touch.x, touch.y), width=self.line_width)
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def set_line_width(self, line_width=3):
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self.line_width = line_width
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def on_touch_move(self, touch):
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if touch.ud: # スライダーを動かす際のエラーを解除するため
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touch.ud['line'].points += [touch.x, touch.y]
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def set_color(self, new_color):
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self.last_color = new_color
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self.canvas.add(Color(*new_color))
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class MyCanvasWidget(Widget):
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def clear_canvas(self):
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MyPaintWidget.clear_canvas(self)
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class MyPaintApp(App):
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def __init__(self, **kwargs):
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super(MyPaintApp, self).__init__(**kwargs)
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self.title = '画像表示'
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def build(self):
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parent = Widget()
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self.painter = MyCanvasWidget()
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# 起動時の色の設定を行う
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self.painter.ids['paint_area'].set_color(get_color_from_hex('#000000')) #黒色を設定
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return self.painter
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def clear_canvas(self):
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self.painter.ids['paint_area'].canvas.clear()
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self.painter.ids['paint_area'].set_color(self.painter.ids['paint_area'].last_color)
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def save_canvas(self):
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filename_base = 'sample.png'
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img_path = Window.screenshot("base\" + filename_base) # スクリーンショットを保存する
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basename = os.path.basename(img_path)
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img = cv2.imread("base\" + basename)
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cv2.rectangle(img, (0, 0), (78, 39), (255, 255, 255), thickness=-1)
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img = img[0:637, 0:1024]
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mask_and_alpha(
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clip.mask_and_alpha(img, clip.maskgenerate(img, basename), basename)
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class ColorButton(ToggleButton):
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def _do_press(self):
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if self.state == 'normal':
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ToggleButtonBehavior._do_press(self)# ボタンを押されてない場合は状態を変更する
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if __name__ == '__main__':
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Window.clearcolor = get_color_from_hex('#ffffff') # ウィンドウの色を白色に変更する
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MyPaintApp().run()
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```
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```mypaint
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#:import hex_color kivy.utils.get_color_from_hex
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<ColorButton>:
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background_normal: 'color_button_normal.png'
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background_down: 'color_button_down.png'
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group: 'color'
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border: (5, 5, 5, 5)
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on_release: app.painter.ids['paint_area'].set_color(self.background_color)
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#on_release: app.painter.paint_id.set_color(self.background_color) # こ�?�方法でもset_corlorにアクセス可能
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<MyCanvasWidget>:
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paint_id:paint_area
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id: canvas_area
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test:button1
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Button:
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text: 'save'
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color: 1, 1, 1 , 1
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font_size: 20
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on_release: app.save_canvas()
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border: (2, 2, 2, 2)
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x: 0
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top: root.top
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width: 80
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height: 40
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BoxLayout:
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orientation: 'vertical'
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height: root.height
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width: root.width
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MyPaintWidget:
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id: paint_area
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size_hint_y: 0.8
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BoxLayout:
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orientation: 'horizontal'
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size_hint_y: 0.1
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Label:
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size_hint_x: 0.1
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text: 'Line width %s' % int(s1.value) if s1.value else 'Line width not set'
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color: 0,0,0,1
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Slider:
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id: s1
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size_hint_x: 0.9
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value: 3
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range: (1,100)
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step: 1
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on_touch_down:app.painter.ids['paint_area'].set_line_width(self.value)
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BoxLayout:
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orientation: 'horizontal'
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size_hint_y: 0.1
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clear_btn:button1
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Button:
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id: button1
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text: "Clear"
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ont_size: 30
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on_release: app.clear_canvas()
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ColorButton:
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text: "white "
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color: 0, 0, 0 , 1
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background_color: hex_color('#ffffff')
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ColorButton:
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text: "black "
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state: 'down'
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background_color: hex_color('#000000')
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ColorButton:
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text: "red "
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background_color: hex_color('#ff0000')
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ColorButton:
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text: "biue "
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background_color: hex_color('#0000ff')
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ColorButton:
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text: "green "
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background_color: hex_color('#008000')
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ColorButton:
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text: "orange"
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background_color: hex_color('#ff4500')
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ColorButton:
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text: "purple"
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background_color: hex_color('#800080')
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```
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clip,mainにはそれぞれ拡張子として.py、mypaintには.kvが付きます
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↑失敗例の切り抜き画像
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### 補足情報（FW/ツールのバージョンなど）
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232
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python 3.6.8
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50
233
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opencv 3.4.2
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1
プログラムの追記
title
CHANGED
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File without changes
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body
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@@ -37,8 +37,10 @@
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clip = cv2.merge(bgr_img + [mask_img])
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cv2.imwrite("clip\" + basename,clip)
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return clip
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#関数定義
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mask_and_alpha(base_img, mask_img, basename)
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```
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変数imgには読み込んだ画像がbasenameにはファイル名が入ります。
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