mirror of
https://github.com/TomSchimansky/CustomTkinter.git
synced 2023-08-10 21:13:13 +03:00
added CTkScrollbar
This commit is contained in:
Tom Schimansky
@@ -20,6 +20,7 @@ class DrawEngine:
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- draw_rounded_rect_with_border_vertical_split()
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- draw_rounded_progress_bar_with_border()
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- draw_rounded_slider_with_border_and_button()
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- draw_rounded_scrollbar()
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- draw_checkmark()
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- draw_dropdown_arrow()
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@@ -38,7 +39,7 @@ class DrawEngine:
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else:
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return round(user_corner_radius)
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# optimize forx drawing with antialiased font shapes
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# optimize for drawing with antialiased font shapes
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elif self.preferred_drawing_method == "font_shapes":
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return round(user_corner_radius)
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@@ -490,22 +491,27 @@ class DrawEngine:
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# create canvas border corner parts if not already created, but only if needed, and delete if not needed
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if not self._canvas.find_withtag("border_oval_1_a") and "border_oval_1" not in exclude_parts:
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self._canvas.create_aa_circle(0, 0, 0, tags=("border_oval_1_a", "border_corner_part", "border_parts_left", "border_parts", "left_parts"), anchor=tkinter.CENTER)
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self._canvas.create_aa_circle(0, 0, 0, tags=("border_oval_1_b", "border_corner_part", "border_parts_left", "border_parts", "left_parts"), anchor=tkinter.CENTER, angle=180)
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self._canvas.create_aa_circle(0, 0, 0, tags=("border_oval_1_b", "border_corner_part", "border_parts_left", "border_parts", "left_parts"), anchor=tkinter.CENTER,
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angle=180)
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requires_recoloring = True
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elif self._canvas.find_withtag("border_oval_1_a") and "border_oval_1" in exclude_parts:
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self._canvas.delete("border_oval_1_a", "border_oval_1_b")
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if not self._canvas.find_withtag("border_oval_2_a") and width > 2 * corner_radius and "border_oval_2" not in exclude_parts:
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self._canvas.create_aa_circle(0, 0, 0, tags=("border_oval_2_a", "border_corner_part", "border_parts_right", "border_parts", "right_parts"), anchor=tkinter.CENTER)
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self._canvas.create_aa_circle(0, 0, 0, tags=("border_oval_2_b", "border_corner_part", "border_parts_right", "border_parts", "right_parts"), anchor=tkinter.CENTER, angle=180)
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self._canvas.create_aa_circle(0, 0, 0, tags=("border_oval_2_a", "border_corner_part", "border_parts_right", "border_parts", "right_parts"),
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anchor=tkinter.CENTER)
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self._canvas.create_aa_circle(0, 0, 0, tags=("border_oval_2_b", "border_corner_part", "border_parts_right", "border_parts", "right_parts"),
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anchor=tkinter.CENTER, angle=180)
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requires_recoloring = True
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elif self._canvas.find_withtag("border_oval_2_a") and (not width > 2 * corner_radius or "border_oval_2" in exclude_parts):
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self._canvas.delete("border_oval_2_a", "border_oval_2_b")
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if not self._canvas.find_withtag("border_oval_3_a") and height > 2 * corner_radius \
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and width > 2 * corner_radius and "border_oval_3" not in exclude_parts:
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self._canvas.create_aa_circle(0, 0, 0, tags=("border_oval_3_a", "border_corner_part", "border_parts_right", "border_parts", "right_parts"), anchor=tkinter.CENTER)
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self._canvas.create_aa_circle(0, 0, 0, tags=("border_oval_3_b", "border_corner_part", "border_parts_right", "border_parts", "right_parts"), anchor=tkinter.CENTER, angle=180)
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self._canvas.create_aa_circle(0, 0, 0, tags=("border_oval_3_a", "border_corner_part", "border_parts_right", "border_parts", "right_parts"),
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anchor=tkinter.CENTER)
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self._canvas.create_aa_circle(0, 0, 0, tags=("border_oval_3_b", "border_corner_part", "border_parts_right", "border_parts", "right_parts"),
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anchor=tkinter.CENTER, angle=180)
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requires_recoloring = True
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elif self._canvas.find_withtag("border_oval_3_a") and (not (height > 2 * corner_radius
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and width > 2 * corner_radius) or "border_oval_3" in exclude_parts):
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@@ -513,7 +519,8 @@ class DrawEngine:
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if not self._canvas.find_withtag("border_oval_4_a") and height > 2 * corner_radius and "border_oval_4" not in exclude_parts:
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self._canvas.create_aa_circle(0, 0, 0, tags=("border_oval_4_a", "border_corner_part", "border_parts_left", "border_parts", "left_parts"), anchor=tkinter.CENTER)
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self._canvas.create_aa_circle(0, 0, 0, tags=("border_oval_4_b", "border_corner_part", "border_parts_left", "border_parts", "left_parts"), anchor=tkinter.CENTER, angle=180)
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self._canvas.create_aa_circle(0, 0, 0, tags=("border_oval_4_b", "border_corner_part", "border_parts_left", "border_parts", "left_parts"), anchor=tkinter.CENTER,
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angle=180)
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requires_recoloring = True
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elif self._canvas.find_withtag("border_oval_4_a") and (not height > 2 * corner_radius or "border_oval_4" in exclude_parts):
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self._canvas.delete("border_oval_4_a", "border_oval_4_b")
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@@ -554,14 +561,16 @@ class DrawEngine:
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# create canvas border corner parts if not already created, but only if they're needed and delete if not needed
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if not self._canvas.find_withtag("inner_oval_1_a") and "inner_oval_1" not in exclude_parts:
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self._canvas.create_aa_circle(0, 0, 0, tags=("inner_oval_1_a", "inner_corner_part", "inner_parts_left", "inner_parts", "left_parts"), anchor=tkinter.CENTER)
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self._canvas.create_aa_circle(0, 0, 0, tags=("inner_oval_1_b", "inner_corner_part", "inner_parts_left", "inner_parts", "left_parts"), anchor=tkinter.CENTER, angle=180)
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self._canvas.create_aa_circle(0, 0, 0, tags=("inner_oval_1_b", "inner_corner_part", "inner_parts_left", "inner_parts", "left_parts"), anchor=tkinter.CENTER,
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angle=180)
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requires_recoloring = True
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elif self._canvas.find_withtag("inner_oval_1_a") and "inner_oval_1" in exclude_parts:
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self._canvas.delete("inner_oval_1_a", "inner_oval_1_b")
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if not self._canvas.find_withtag("inner_oval_2_a") and width - (2 * border_width) > 2 * inner_corner_radius and "inner_oval_2" not in exclude_parts:
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self._canvas.create_aa_circle(0, 0, 0, tags=("inner_oval_2_a", "inner_corner_part","inner_parts_right", "inner_parts", "right_parts"), anchor=tkinter.CENTER)
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self._canvas.create_aa_circle(0, 0, 0, tags=("inner_oval_2_b", "inner_corner_part", "inner_parts_right", "inner_parts", "right_parts"), anchor=tkinter.CENTER, angle=180)
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self._canvas.create_aa_circle(0, 0, 0, tags=("inner_oval_2_a", "inner_corner_part", "inner_parts_right", "inner_parts", "right_parts"), anchor=tkinter.CENTER)
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self._canvas.create_aa_circle(0, 0, 0, tags=("inner_oval_2_b", "inner_corner_part", "inner_parts_right", "inner_parts", "right_parts"), anchor=tkinter.CENTER,
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angle=180)
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requires_recoloring = True
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elif self._canvas.find_withtag("inner_oval_2_a") and (not width - (2 * border_width) > 2 * inner_corner_radius or "inner_oval_2" in exclude_parts):
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self._canvas.delete("inner_oval_2_a", "inner_oval_2_b")
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@@ -569,7 +578,8 @@ class DrawEngine:
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if not self._canvas.find_withtag("inner_oval_3_a") and height - (2 * border_width) > 2 * inner_corner_radius \
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and width - (2 * border_width) > 2 * inner_corner_radius and "inner_oval_3" not in exclude_parts:
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self._canvas.create_aa_circle(0, 0, 0, tags=("inner_oval_3_a", "inner_corner_part", "inner_parts_right", "inner_parts", "right_parts"), anchor=tkinter.CENTER)
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self._canvas.create_aa_circle(0, 0, 0, tags=("inner_oval_3_b", "inner_corner_part", "inner_parts_right", "inner_parts", "right_parts"), anchor=tkinter.CENTER, angle=180)
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self._canvas.create_aa_circle(0, 0, 0, tags=("inner_oval_3_b", "inner_corner_part", "inner_parts_right", "inner_parts", "right_parts"), anchor=tkinter.CENTER,
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angle=180)
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requires_recoloring = True
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elif self._canvas.find_withtag("inner_oval_3_a") and (not (height - (2 * border_width) > 2 * inner_corner_radius
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and width - (2 * border_width) > 2 * inner_corner_radius) or "inner_oval_3" in exclude_parts):
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@@ -577,7 +587,8 @@ class DrawEngine:
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if not self._canvas.find_withtag("inner_oval_4_a") and height - (2 * border_width) > 2 * inner_corner_radius and "inner_oval_4" not in exclude_parts:
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self._canvas.create_aa_circle(0, 0, 0, tags=("inner_oval_4_a", "inner_corner_part", "inner_parts_left", "inner_parts", "left_parts"), anchor=tkinter.CENTER)
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self._canvas.create_aa_circle(0, 0, 0, tags=("inner_oval_4_b", "inner_corner_part", "inner_parts_left", "inner_parts", "left_parts"), anchor=tkinter.CENTER, angle=180)
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self._canvas.create_aa_circle(0, 0, 0, tags=("inner_oval_4_b", "inner_corner_part", "inner_parts_left", "inner_parts", "left_parts"), anchor=tkinter.CENTER,
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angle=180)
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requires_recoloring = True
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elif self._canvas.find_withtag("inner_oval_4_a") and (not height - (2 * border_width) > 2 * inner_corner_radius or "inner_oval_4" in exclude_parts):
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self._canvas.delete("inner_oval_4_a", "inner_oval_4_b")
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@@ -959,6 +970,138 @@ class DrawEngine:
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return requires_recoloring
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def draw_rounded_scrollbar(self, width: Union[float, int], height: Union[float, int], corner_radius: Union[float, int],
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border_spacing: Union[float, int], start_value: float, end_value: float, orientation: str) -> bool:
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width = math.floor(width / 2) * 2 # round _current_width and _current_height and restrict them to even values only
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height = math.floor(height / 2) * 2
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if corner_radius > width / 2 or corner_radius > height / 2: # restrict corner_radius if it's too larger
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corner_radius = min(width / 2, height / 2)
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border_spacing = round(border_spacing)
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corner_radius = self.__calc_optimal_corner_radius(corner_radius) # optimize corner_radius for different drawing methods (different rounding)
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if corner_radius >= border_spacing:
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inner_corner_radius = corner_radius - border_spacing
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else:
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inner_corner_radius = 0
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if self.preferred_drawing_method == "polygon_shapes" or self.preferred_drawing_method == "circle_shapes":
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return self.__draw_rounded_scrollbar_polygon_shapes(width, height, corner_radius, inner_corner_radius,
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start_value, end_value, orientation)
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elif self.preferred_drawing_method == "font_shapes":
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return self.__draw_rounded_scrollbar_font_shapes(width, height, corner_radius, inner_corner_radius,
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start_value, end_value, orientation)
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def __draw_rounded_scrollbar_polygon_shapes(self, width: int, height: int, corner_radius: int, inner_corner_radius: int,
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start_value: float, end_value: float, orientation: str) -> bool:
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requires_recoloring = False
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if not self._canvas.find_withtag("border_parts"):
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self._canvas.create_rectangle(0, 0, 0, 0, tags=("border_rectangle_1", "border_parts"), width=0)
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requires_recoloring = True
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self._canvas.coords("border_rectangle_1", 0, 0, width, height)
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if not self._canvas.find_withtag("scrollbar_parts"):
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self._canvas.create_polygon((0, 0, 0, 0), tags=("scrollbar_polygon_1", "scrollbar_parts"), joinstyle=tkinter.ROUND)
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self._canvas.tag_raise("scrollbar_parts", "border_parts")
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requires_recoloring = True
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if orientation == "vertical":
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self._canvas.coords("scrollbar_polygon_1",
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corner_radius, corner_radius + (height - 2 * corner_radius) * start_value,
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width - corner_radius, corner_radius + (height - 2 * corner_radius) * start_value,
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width - corner_radius, corner_radius + (height - 2 * corner_radius) * end_value,
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corner_radius, corner_radius + (height - 2 * corner_radius) * end_value)
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elif orientation == "horizontal":
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self._canvas.coords("scrollbar_polygon_1",
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corner_radius + (width - 2 * corner_radius) * start_value, corner_radius,
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corner_radius + (width - 2 * corner_radius) * end_value, corner_radius,
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corner_radius + (width - 2 * corner_radius) * end_value, height - corner_radius,
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corner_radius + (width - 2 * corner_radius) * start_value, height - corner_radius,)
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self._canvas.itemconfig("scrollbar_polygon_1", width=inner_corner_radius * 2)
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return requires_recoloring
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def __draw_rounded_scrollbar_font_shapes(self, width: int, height: int, corner_radius: int, inner_corner_radius: int,
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start_value: float, end_value: float, orientation: str) -> bool:
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requires_recoloring = False
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if not self._canvas.find_withtag("border_parts"):
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self._canvas.create_rectangle(0, 0, 0, 0, tags=("border_rectangle_1", "border_parts"), width=0)
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requires_recoloring = True
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self._canvas.coords("border_rectangle_1", 0, 0, width, height)
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if inner_corner_radius > 0:
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if not self._canvas.find_withtag("scrollbar_oval_1_a"):
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self._canvas.create_aa_circle(0, 0, 0, tags=("scrollbar_oval_1_a", "scrollbar_corner_part", "scrollbar_parts"), anchor=tkinter.CENTER)
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self._canvas.create_aa_circle(0, 0, 0, tags=("scrollbar_oval_1_b", "scrollbar_corner_part", "scrollbar_parts"), anchor=tkinter.CENTER, angle=180)
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requires_recoloring = True
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if not self._canvas.find_withtag("scrollbar_oval_2_a") and width > 2 * corner_radius:
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self._canvas.create_aa_circle(0, 0, 0, tags=("scrollbar_oval_2_a", "scrollbar_corner_part", "scrollbar_parts"), anchor=tkinter.CENTER)
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self._canvas.create_aa_circle(0, 0, 0, tags=("scrollbar_oval_2_b", "scrollbar_corner_part", "scrollbar_parts"), anchor=tkinter.CENTER, angle=180)
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requires_recoloring = True
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elif self._canvas.find_withtag("scrollbar_oval_2_a") and not width > 2 * corner_radius:
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self._canvas.delete("scrollbar_oval_2_a", "scrollbar_oval_2_b")
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if not self._canvas.find_withtag("scrollbar_oval_3_a") and height > 2 * corner_radius and width > 2 * corner_radius:
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self._canvas.create_aa_circle(0, 0, 0, tags=("scrollbar_oval_3_a", "scrollbar_corner_part", "scrollbar_parts"), anchor=tkinter.CENTER)
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self._canvas.create_aa_circle(0, 0, 0, tags=("scrollbar_oval_3_b", "scrollbar_corner_part", "scrollbar_parts"), anchor=tkinter.CENTER, angle=180)
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requires_recoloring = True
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elif self._canvas.find_withtag("scrollbar_oval_3_a") and not (height > 2 * corner_radius and width > 2 * corner_radius):
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self._canvas.delete("scrollbar_oval_3_a", "scrollbar_oval_3_b")
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if not self._canvas.find_withtag("scrollbar_oval_4_a") and height > 2 * corner_radius:
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self._canvas.create_aa_circle(0, 0, 0, tags=("scrollbar_oval_4_a", "scrollbar_corner_part", "scrollbar_parts"), anchor=tkinter.CENTER)
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self._canvas.create_aa_circle(0, 0, 0, tags=("scrollbar_oval_4_b", "scrollbar_corner_part", "scrollbar_parts"), anchor=tkinter.CENTER, angle=180)
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requires_recoloring = True
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elif self._canvas.find_withtag("scrollbar_oval_4_a") and not height > 2 * corner_radius:
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self._canvas.delete("scrollbar_oval_4_a", "scrollbar_oval_4_b")
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else:
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self._canvas.delete("scrollbar_corner_part")
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if not self._canvas.find_withtag("scrollbar_rectangle_1") and width > 2 * corner_radius:
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self._canvas.create_rectangle(0, 0, 0, 0, tags=("scrollbar_rectangle_1", "scrollbar_rectangle_part", "scrollbar_parts"), width=0)
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requires_recoloring = True
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elif self._canvas.find_withtag("scrollbar_rectangle_1") and not width > 2 * corner_radius:
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self._canvas.delete("scrollbar_rectangle_1")
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if not self._canvas.find_withtag("scrollbar_rectangle_2"):
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self._canvas.create_rectangle(0, 0, 0, 0, tags=("scrollbar_rectangle_2", "scrollbar_rectangle_part", "scrollbar_parts"), width=0)
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requires_recoloring = True
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elif self._canvas.find_withtag("scrollbar_rectangle_2") and not height > 2 * corner_radius:
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self._canvas.delete("scrollbar_rectangle_2")
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self._canvas.coords("scrollbar_rectangle_1",
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corner_radius - inner_corner_radius, corner_radius + (height - 2 * corner_radius) * start_value,
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width - (corner_radius - inner_corner_radius), corner_radius + (height - 2 * corner_radius) * end_value)
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self._canvas.coords("scrollbar_rectangle_2",
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corner_radius, corner_radius - inner_corner_radius + (height - 2 * corner_radius) * start_value,
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width - (corner_radius), corner_radius + inner_corner_radius + (height - 2 * corner_radius) * end_value)
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if orientation == "vertical":
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self._canvas.coords("scrollbar_oval_1_a", corner_radius, corner_radius + (height - 2 * corner_radius) * start_value, inner_corner_radius)
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self._canvas.coords("scrollbar_oval_1_b", corner_radius, corner_radius + (height - 2 * corner_radius) * start_value, inner_corner_radius)
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self._canvas.coords("scrollbar_oval_2_a", width - corner_radius, corner_radius + (height - 2 * corner_radius) * start_value, inner_corner_radius)
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self._canvas.coords("scrollbar_oval_2_b", width - corner_radius, corner_radius + (height - 2 * corner_radius) * start_value, inner_corner_radius)
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self._canvas.coords("scrollbar_oval_3_a", width - corner_radius, corner_radius + (height - 2 * corner_radius) * end_value, inner_corner_radius)
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self._canvas.coords("scrollbar_oval_3_b", width - corner_radius, corner_radius + (height - 2 * corner_radius) * end_value, inner_corner_radius)
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self._canvas.coords("scrollbar_oval_4_a", corner_radius, corner_radius + (height - 2 * corner_radius) * end_value, inner_corner_radius)
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self._canvas.coords("scrollbar_oval_4_b", corner_radius, corner_radius + (height - 2 * corner_radius) * end_value, inner_corner_radius)
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if orientation == "horizontal":
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self._canvas.coords("scrollbar_oval_1_a", corner_radius + (width - 2 * corner_radius) * start_value, corner_radius, inner_corner_radius)
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self._canvas.coords("scrollbar_oval_1_b", corner_radius + (width - 2 * corner_radius) * start_value, corner_radius, inner_corner_radius)
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self._canvas.coords("scrollbar_oval_2_a", corner_radius + (width - 2 * corner_radius) * end_value, corner_radius, inner_corner_radius)
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self._canvas.coords("scrollbar_oval_2_b", corner_radius + (width - 2 * corner_radius) * end_value, corner_radius, inner_corner_radius)
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self._canvas.coords("scrollbar_oval_3_a", corner_radius + (width - 2 * corner_radius) * end_value, height - corner_radius, inner_corner_radius)
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self._canvas.coords("scrollbar_oval_3_b", corner_radius + (width - 2 * corner_radius) * end_value, height - corner_radius, inner_corner_radius)
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self._canvas.coords("scrollbar_oval_4_a", corner_radius + (width - 2 * corner_radius) * start_value, height - corner_radius, inner_corner_radius)
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self._canvas.coords("scrollbar_oval_4_b", corner_radius + (width - 2 * corner_radius) * start_value, height - corner_radius, inner_corner_radius)
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return requires_recoloring
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def draw_checkmark(self, width: Union[float, int], height: Union[float, int], size: Union[int, float]) -> bool:
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""" Draws a rounded rectangle with a corner_radius and border_width on the canvas. The border elements have a 'border_parts' tag,
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the main foreground elements have an 'inner_parts' tag to color the elements accordingly.
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