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have a working color picker

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This commit is contained in:
Huy Pham 2019-12-16 14:55:05 -08:00
parent 34c0b91228
commit b7139996e1
2 changed files with 75 additions and 25 deletions
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90
coretk/coretk/dialogs/colorpicker.py
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@ -15,6 +15,9 @@ class ColorPicker(Dialog):
self.blue_entry = None self.blue_entry = None
self.green_entry = None self.green_entry = None
self.hex_entry = None self.hex_entry = None
self.red_label = None
self.green_label = None
self.blue_label = None
self.display = None self.display = None
self.color = initcolor self.color = initcolor
red, green, blue = self.get_rgb(initcolor) red, green, blue = self.get_rgb(initcolor)
@ -25,16 +28,21 @@ class ColorPicker(Dialog):
self.red_scale = tk.IntVar(value=red) self.red_scale = tk.IntVar(value=red)
self.green_scale = tk.IntVar(value=green) self.green_scale = tk.IntVar(value=green)
self.blue_scale = tk.IntVar(value=blue) self.blue_scale = tk.IntVar(value=blue)
def askcolor(self):
self.draw() self.draw()
self.set_bindings() self.set_bindings()
def askcolor(self):
self.show() self.show()
return self.color return self.color
def draw(self): def draw(self):
self.top.columnconfigure(0, weight=1)
# rgb frames # rgb frames
frame = ttk.Frame(self) frame = ttk.Frame(self.top)
frame.columnconfigure(0, weight=1)
frame.columnconfigure(1, weight=1)
frame.columnconfigure(2, weight=4)
frame.columnconfigure(3, weight=2)
label = ttk.Label(frame, text="R: ") label = ttk.Label(frame, text="R: ")
label.grid(row=0, column=0) label.grid(row=0, column=0)
self.red_entry = ttk.Entry( self.red_entry = ttk.Entry(
@ -50,15 +58,23 @@ class ColorPicker(Dialog):
from_=0, from_=0,
to=255, to=255,
value=0, value=0,
length=200, # length=200,
orient=tk.HORIZONTAL, orient=tk.HORIZONTAL,
variable=self.red_scale, variable=self.red_scale,
command=lambda x: self.scale_callback(self.red_scale, self.red), command=lambda x: self.scale_callback(self.red_scale, self.red),
) )
scale.grid(row=0, column=2, sticky="nsew") scale.grid(row=0, column=2, sticky="nsew")
self.red_label = ttk.Label(
frame, background="#%02x%02x%02x" % (self.red.get(), 0, 0)
)
self.red_label.grid(row=0, column=3, sticky="nsew")
frame.grid(row=0, column=0, sticky="nsew") frame.grid(row=0, column=0, sticky="nsew")
frame = ttk.Frame(self) frame = ttk.Frame(self.top)
frame.columnconfigure(0, weight=1)
frame.columnconfigure(1, weight=1)
frame.columnconfigure(2, weight=4)
frame.columnconfigure(3, weight=2)
label = ttk.Label(frame, text="G: ") label = ttk.Label(frame, text="G: ")
label.grid(row=0, column=0) label.grid(row=0, column=0)
self.green_entry = ttk.Entry( self.green_entry = ttk.Entry(
@ -74,15 +90,23 @@ class ColorPicker(Dialog):
from_=0, from_=0,
to=255, to=255,
value=0, value=0,
length=200, # length=200,
orient=tk.HORIZONTAL, orient=tk.HORIZONTAL,
variable=self.green_scale, variable=self.green_scale,
command=lambda x: self.scale_callback(self.green_scale, self.green), command=lambda x: self.scale_callback(self.green_scale, self.green),
) )
scale.grid(row=0, column=2, sticky="nsew") scale.grid(row=0, column=2, sticky="nsew")
frame.grid(row=1, column=0) self.green_label = ttk.Label(
frame, background="#%02x%02x%02x" % (0, self.green.get(), 0)
)
self.green_label.grid(row=0, column=3, sticky="nsew")
frame.grid(row=1, column=0, sticky="nsew")
frame = ttk.Frame(self) frame = ttk.Frame(self.top)
frame.columnconfigure(0, weight=1)
frame.columnconfigure(1, weight=1)
frame.columnconfigure(2, weight=4)
frame.columnconfigure(3, weight=2)
label = ttk.Label(frame, text="B: ") label = ttk.Label(frame, text="B: ")
label.grid(row=0, column=0) label.grid(row=0, column=0)
self.blue_entry = ttk.Entry( self.blue_entry = ttk.Entry(
@ -98,16 +122,20 @@ class ColorPicker(Dialog):
from_=0, from_=0,
to=255, to=255,
value=0, value=0,
length=200, # length=200,
orient=tk.HORIZONTAL, orient=tk.HORIZONTAL,
variable=self.blue_scale, variable=self.blue_scale,
command=lambda x: self.scale_callback(self.blue_scale, self.blue), command=lambda x: self.scale_callback(self.blue_scale, self.blue),
) )
scale.grid(row=0, column=2, sticky="nsew") scale.grid(row=0, column=2, sticky="nsew")
self.blue_label = ttk.Label(
frame, background="#%02x%02x%02x" % (0, 0, self.blue.get())
)
self.blue_label.grid(row=0, column=3, sticky="nsew")
frame.grid(row=2, column=0, sticky="nsew") frame.grid(row=2, column=0, sticky="nsew")
# hex code and color display # hex code and color display
frame = ttk.Frame(self) frame = ttk.Frame(self.top)
frame.columnconfigure(0, weight=1) frame.columnconfigure(0, weight=1)
label = ttk.Label(frame, text="Selection: ") label = ttk.Label(frame, text="Selection: ")
label.grid(row=0, column=0, sticky="nsew") label.grid(row=0, column=0, sticky="nsew")
@ -118,12 +146,12 @@ class ColorPicker(Dialog):
validatecommand=(self.app.validation.hex, "%P"), validatecommand=(self.app.validation.hex, "%P"),
) )
self.hex_entry.grid(row=1, column=0, sticky="nsew") self.hex_entry.grid(row=1, column=0, sticky="nsew")
self.display = ttk.Label(frame, background=self.color) self.display = tk.Frame(frame, background=self.color, width=100, height=100)
self.display.grid(row=2, column=0, sticky="nsew") self.display.grid(row=2, column=0)
frame.grid(row=3, column=0, sticky="nsew") frame.grid(row=3, column=0, sticky="nsew")
# button frame # button frame
frame = ttk.Frame(self) frame = ttk.Frame(self.top)
frame.columnconfigure(0, weight=1) frame.columnconfigure(0, weight=1)
frame.columnconfigure(1, weight=1) frame.columnconfigure(1, weight=1)
button = ttk.Button(frame, text="OK", command=self.button_ok) button = ttk.Button(frame, text="OK", command=self.button_ok)
@ -148,6 +176,12 @@ class ColorPicker(Dialog):
self.destroy() self.destroy()
def get_hex(self): def get_hex(self):
"""
convert current RGB values into hex color
:rtype: str
:return: hex color
"""
red = self.red_entry.get() red = self.red_entry.get()
blue = self.blue_entry.get() blue = self.blue_entry.get()
green = self.green_entry.get() green = self.green_entry.get()
@ -166,6 +200,7 @@ class ColorPicker(Dialog):
hex_code = "#%02x%02x%02x" % (int(red), int(green), int(blue)) hex_code = "#%02x%02x%02x" % (int(red), int(green), int(blue))
self.hex.set(hex_code) self.hex.set(hex_code)
self.display.config(background=hex_code) self.display.config(background=hex_code)
self.set_label(red, green, blue)
elif self.focus == "hex": elif self.focus == "hex":
hex_code = self.hex.get() hex_code = self.hex.get()
if len(hex_code) == 4 or len(hex_code) == 7: if len(hex_code) == 4 or len(hex_code) == 7:
@ -175,23 +210,36 @@ class ColorPicker(Dialog):
self.set_entry(red, green, blue) self.set_entry(red, green, blue)
self.set_scale(red, green, blue) self.set_scale(red, green, blue)
self.display.config(background=hex_code) self.display.config(background=hex_code)
self.set_label(red, green, blue)
def scale_callback(self, var, color_var): def scale_callback(self, var, color_var):
color_var.set(var.get()) color_var.set(var.get())
self.focus = "rgb" self.focus = "rgb"
self.update_color() self.update_color()
def set_scale(self, r, g, b): def set_scale(self, red, green, blue):
self.red_scale.set(r) self.red_scale.set(red)
self.green_scale.set(g) self.green_scale.set(green)
self.blue_scale.set(b) self.blue_scale.set(blue)
def set_entry(self, r, g, b): def set_entry(self, red, green, blue):
self.red.set(r) self.red.set(red)
self.green.set(g) self.green.set(green)
self.blue.set(b) self.blue.set(blue)
def set_label(self, red, green, blue):
self.red_label.configure(background="#%02x%02x%02x" % (int(red), 0, 0))
self.green_label.configure(background="#%02x%02x%02x" % (0, int(green), 0))
self.blue_label.configure(background="#%02x%02x%02x" % (0, 0, int(blue)))
def get_rgb(self, hex_code): def get_rgb(self, hex_code):
"""
convert a valid hex code to RGB values
:param string hex_code: color in hex
:rtype: tuple(int, int, int)
:return: the RGB values
"""
if len(hex_code) == 4: if len(hex_code) == 4:
red = hex_code[1] red = hex_code[1]
green = hex_code[2] green = hex_code[2]

10
coretk/coretk/dialogs/shapemod.py
View file

@ -2,7 +2,7 @@
shape input dialog shape input dialog
""" """
import tkinter as tk import tkinter as tk
from tkinter import colorchooser, font, ttk from tkinter import font, ttk
from coretk.dialogs.colorpicker import ColorPicker from coretk.dialogs.colorpicker import ColorPicker
from coretk.dialogs.dialog import Dialog from coretk.dialogs.dialog import Dialog
@ -147,9 +147,11 @@ class ShapeDialog(Dialog):
self.fill.config(background=color, text=color) self.fill.config(background=color, text=color)
def choose_border_color(self): def choose_border_color(self):
color = colorchooser.askcolor(color=self.border_color) color_picker = ColorPicker(self, self.app, self.border_color)
self.border_color = color[1] color = color_picker.askcolor()
self.border.config(background=color[1], text=color[1]) # color = colorchooser.askcolor(color=self.border_color)
self.border_color = color
self.border.config(background=color, text=color)
def cancel(self): def cancel(self):
self.shape.delete() self.shape.delete()