pygui/pygui.py
2024-09-21 15:51:54 -05:00

415 lines
17 KiB
Python

import pygame, math, os, json
# Load colors from the JSON file
def _load_colors(file_path='pygui_colors.json'):
"""Load the colors from the JSON configuration file."""
colors = {"label_colors":{},"gui_color":{}, "slider_color":{}}
if not os.path.exists(file_path):
print(f"[pygui] Color configuration file '{file_path}' not found.")
else:
print(f"[pygui] Loading Color Config '{file_path}'")
with open(file_path, 'r') as file:
colors = json.load(file)
print(f"[pygui] Color config Data:")
print(f"[pygui] name: {colors['meta'].get('name', 'N/A')}")
print(f"[pygui] description: {colors['meta'].get('description','N/A')}")
print(f"[pygui] version: {colors['meta'].get('version','N/A')}")
print(f"[pygui] link: {colors['meta'].get('link','N/A')}")
return colors
# Load the colors at the start of the program
color = {"label_colors":{},"gui_color":{}, "slider_color":{}} # Default colors
def init(file_path='pygui_colors.json'):
"""Initialize Pygame."""
global windowsId, colors
print("[pygui] Welcome to PyGUI!")
colors = _load_colors(file_path=file_path)
windowsId = 0
pygame.init()
def quit():
"""Quit Pygame."""
pygame.quit()
class Button:
def __init__(self, text:str, pos:tuple[int,int], size:tuple[int,int]):
if type(text) != str and type(pos) != tuple and type(size) != tuple:
print(f"[pygui] Invalid Cunstructor Values 'Button' '{text}'")
self.text = text
self.pos = pos
self.size = size
self.rect = pygame.Rect(pos[0], pos[1], size[0], size[1])
self.is_clicked = False
self.mouse_released = True # Track mouse state internally
self.type = Button
def call(self, screen, mouse_pos=(0,0)):
"""Draw the button and check if it's clicked."""
mouse_click = pygame.mouse.get_pressed()[0]
# Colors
base_color = (70, 70, 70)
hover_color = (100, 100, 100)
click_color = (150, 150, 150)
color = base_color
if self.rect.collidepoint(mouse_pos):
color = hover_color
if mouse_click and self.mouse_released:
color = click_color
self.is_clicked = True
self.mouse_released = False # Mark that the mouse is now pressed
else:
self.is_clicked = False
else:
self.is_clicked = False
# Reset mouse_released when the mouse button is released
if not mouse_click:
self.mouse_released = True
pygame.draw.rect(screen, color, self.rect)
# Render text
font = pygame.font.SysFont(None, 24)
text_surf = font.render(self.text, True, (255, 255, 255))
text_rect = text_surf.get_rect(center=self.rect.center)
screen.blit(text_surf, text_rect)
return self.is_clicked
class Checkbox:
def __init__(self, label, pos, checked=False):
self.label = label
self.pos = pos
self.rect = pygame.Rect(pos, (20, 20))
self.checked = checked
self.mouse_released = True # Track mouse state internally
self.type = Checkbox
def call(self, screen, mouse_pos=(0,0)):
"""Draw the checkbox and toggle its state if clicked."""
mouse_click = pygame.mouse.get_pressed()[0]
# Handle toggle only on mouse click
if self.rect.collidepoint(mouse_pos):
if mouse_click and self.mouse_released:
self.checked = not self.checked
self.mouse_released = False # Mark that the mouse is pressed
# Reset mouse_released when the mouse button is released
if not mouse_click:
self.mouse_released = True
# Draw checkbox
pygame.draw.rect(screen, (255, 255, 255), self.rect, 2)
if self.checked:
pygame.draw.line(screen, (255, 255, 255), self.rect.topleft, self.rect.bottomright, 2)
pygame.draw.line(screen, (255, 255, 255), self.rect.topright, self.rect.bottomleft, 2)
# Draw label
label_font = pygame.font.SysFont(None, 24)
label_surf = label_font.render(self.label, True, (255, 255, 255))
screen.blit(label_surf, (self.rect.right + 10, self.rect.y))
return self.checked
class TextInput:
def __init__(self, pos, size, initial_text=""):
self.pos = pos
self.size = size
self.rect = pygame.Rect(pos, size)
self.text = initial_text
self.is_active = False
def call(self, screen, event_list, mouse_pos=(0,0)):
"""Draw the text input field and handle typing when active."""
base_color = (255, 255, 255)
active_color = (230, 230, 255)
color = active_color if self.is_active else base_color
# Draw the input box
pygame.draw.rect(screen, color, self.rect)
pygame.draw.rect(screen, (0, 0, 0), self.rect, 2)
# Handle clicking to activate/deactivate input
if pygame.mouse.get_pressed()[0] and self.rect.collidepoint(mouse_pos):
self.is_active = True
elif pygame.mouse.get_pressed()[0] and not self.rect.collidepoint(mouse_pos):
self.is_active = False
# Handle text input
if self.is_active:
for event in event_list:
if event.type == pygame.KEYDOWN:
if event.key == pygame.K_BACKSPACE:
self.text = self.text[:-1]
else:
self.text += event.unicode
# Render text
font = pygame.font.SysFont(None, 24)
text_surf = font.render(self.text, True, (0, 0, 0))
screen.blit(text_surf, (self.rect.x + 5, self.rect.y + (self.rect.height - text_surf.get_height()) / 2))
return self.text
class Slider:
def __init__(self, pos, size, min_value=0, max_value=100, start_value=0):
self.pos = pos # Relative position inside the window
self.size = size # Size of the slider (track size)
self.min_value = min_value # Minimum value of the slider
self.max_value = max_value # Maximum value of the slider
self.value = start_value # Current value of the slider
self.type = Slider
# Calculate knob position and size
self.knob_width = 10 # Width of the knob
self.rect = pygame.Rect(pos, size) # Track rectangle (relative to the window)
self.knob_rect = pygame.Rect(pos[0], pos[1], self.knob_width, size[1]) # Knob rectangle
self.dragging = False # Track whether the knob is being dragged
self.knob_color = colors['slider_color'].get("knob_color", (255,255,255))
self.backround_color = colors['slider_color'].get("background", (150,150,150))
# Update the knob position based on the initial value
self.update_knob_position()
def update_knob_position(self):
"""Update the knob's position based on the current value."""
# Calculate the knob's x position based on the value
knob_x = int(self.rect.x + ((self.value - self.min_value) / (self.max_value - self.min_value)) * (self.rect.width - self.knob_width))
self.knob_rect.x = knob_x # Set the knob's x position
def call(self, screen, mouse_pos=(0,0)):
"""Draw the slider and handle user interaction."""
mouse_click = pygame.mouse.get_pressed()[0] # Check if the mouse button is pressed
# Draw the slider track
pygame.draw.rect(screen, self.backround_color, self.rect)
# Draw the knob
pygame.draw.rect(screen, self.knob_color, self.knob_rect)
self.move()
# Handle dragging logic
if self.dragging:
if mouse_click:
# Move the knob as the mouse moves
new_x = max(self.rect.x, min(mouse_pos[0] - self.knob_width // 2, self.rect.x + self.rect.width - self.knob_width))
self.knob_rect.x = new_x
# Update the value based on the knob's new position
self.value = self.min_value + ((self.knob_rect.x - self.rect.x) / (self.rect.width - self.knob_width)) * (self.max_value - self.min_value)
else:
# Stop dragging when the mouse button is released
self.dragging = False
elif self.knob_rect.collidepoint(mouse_pos) and mouse_click:
# Start dragging if the mouse clicks on the knob
self.dragging = True
# Ensure the value is clamped within bounds
self.value = max(self.min_value, min(self.value, self.max_value))
return self.value # Return the current value of the slider
def move(self):
"""Update the slider's position based on the window's position."""
# Update the slider's main rect position relative to the window's position
# Correctly set the knob's y position to match the track and window
self.knob_rect.y = self.rect.y # Align the knob's y position with the track's y position
# Update the knob's x position relative to the track
self.update_knob_position()
class Knob:
def __init__(self, center, radius, min_angle=-135, max_angle=135, start_angle=0, sensitivity=1):
self.pos = center # Center of the knob (x, y)
self.radius = radius # Radius of the knob
self.min_angle = min_angle # Minimum rotation angle (in degrees)
self.max_angle = max_angle # Maximum rotation angle (in degrees)
self.angle = start_angle # Initial angle (in degrees)
self.sensitivity = sensitivity # Sensitivity of knob rotation
# Create a rect based on the position and radius of the knob
self.rect = pygame.Rect(0, 0, self.radius * 2, self.radius * 2)
self.rect.center = (self.pos[0] - self.radius, self.pos[1] - self.radius) # Set the center of the rect to the knob's center
self.dragging = False # Track if the knob is being dragged
self.last_mouse_y = None # To track the previous mouse y-position
self.type = Knob
self.angle_offset = -(self.min_angle + self.max_angle) / 2
def call(self, screen, mouse_pos=(0,0)):
"""Draw the knob and handle rotation."""
# Get the current mouse position and mouse click status
mouse_click = pygame.mouse.get_pressed()[0]
# Check if the knob is clicked (or already being dragged)
if self.dragging:
if not mouse_click: # Stop dragging if mouse is released
self.dragging = False
else:
# Calculate the change in mouse Y and rotate the knob accordingly
if self.last_mouse_y is not None:
mouse_y_delta = mouse_pos[1] - self.last_mouse_y
self.angle -= mouse_y_delta * self.sensitivity # Rotate angle based on vertical mouse movement
# Ensure the angle is clamped between min_angle and max_angle
self.angle = max(self.min_angle, min(self.angle, self.max_angle))
self.last_mouse_y = mouse_pos[1] # Update the last Y position of the mouse
# Check for initial click to start dragging
elif self.rect.collidepoint(mouse_pos) and mouse_click:
self.dragging = True
self.last_mouse_y = mouse_pos[1] # Start dragging, save the initial mouse Y position
# Draw the knob (as a circle)
pygame.draw.circle(screen, (255, 255, 255), self.rect.center, self.radius, 2)
# Adjust the needle angle so it starts facing up (90 degrees) and rotates left or right.
visual_angle = self.angle - 90 # Subtract 90 degrees to make it face up
# Convert visual angle to radians for calculation
needle_length = self.radius - 10
needle_angle_rad = math.radians(visual_angle+self.angle_offset)
# Calculate needle's end position based on the adjusted angle
needle_x = self.rect.center[0] + needle_length * math.cos(needle_angle_rad)
needle_y = self.rect.center[1] + needle_length * math.sin(needle_angle_rad)
# Draw the "needle" to indicate the current angle
pygame.draw.line(screen, (255, 0, 0), self.rect.center, (needle_x, needle_y), 3)
return self.angle # Return the unmodified angle for internal logic
def move(self, new_pos):
"""Move the knob to a new position."""
self.pos = new_pos # Update the position
# Update the rect's center to match the new position of the knob
self.rect.center = (self.pos[0] - self.radius, self.pos[1] - self.radius)
class Window:
focused_window = None # Class-level variable to track the currently focused window
def __init__(self, title:str, pos:tuple|pygame.Vector2, size:int, elements=None, fixed=False):
global windowsId
self.title = title
self.pos = pos
self.size = size
self.rect = pygame.Rect(pos, size)
self.is_dragging = False
self.drag_offset = (0, 0)
self.elements = elements if elements else [] # Store elements as part of the window
self.header_height = 30 # Header for dragging the window
self.fixed = fixed
self.id = windowsId
windowsId += 1
for element in self.elements:
element.rect.topleft = (self.pos[0] + element.pos[0], self.pos[1] + element.pos[1])
self.title_text_color = colors['gui_color'].get("title_text", (255,255,255))
self.backround_color = colors['gui_color'].get("background", (70,70,70))
self.title_color = colors['gui_color'].get("title", (100,100,100))
def draw(self, screen, mouse_pos=(0,0)):
"""Draw the window and allow it to be dragged."""
mouse_click = pygame.mouse.get_pressed()[0]
if not self.fixed:
# Check if this window is clicked and should become the focused window
if self.rect.collidepoint(mouse_pos) and mouse_click and Window.focused_window is None:
Window.focused_window = self # Set this window as the focused window
# Handle dragging if this window is the focused one
if Window.focused_window == self:
if self.is_dragging:
if mouse_click:
self.pos = (mouse_pos[0] - self.drag_offset[0], mouse_pos[1] - self.drag_offset[1])
self.rect.topleft = self.pos
else:
self.is_dragging = False
Window.focused_window = None # Release focus when dragging stops
elif pygame.Rect(self.pos[0], self.pos[1], self.size[0], self.header_height).collidepoint(mouse_pos) and mouse_click:
self.is_dragging = True
self.drag_offset = (mouse_pos[0] - self.pos[0], mouse_pos[1] - self.pos[1])
# Draw the window (but only allow interaction if it's the focused window)
pygame.draw.rect(screen, self.backround_color, self.rect)
pygame.draw.rect(screen, self.title_color, (self.pos[0], self.pos[1], self.size[0], self.header_height))
# Draw title text
font = pygame.font.SysFont(None, 24)
title_surf = font.render(self.title, True, self.title_text_color)
screen.blit(title_surf, (self.pos[0] + 5, self.pos[1] + 5))
def move_element(self, element):
"""Move the element according to the window's position, only if this window is focused."""
if Window.focused_window == self or not Window.focused_window:
element.rect.topleft = (self.pos[0] + element.pos[0], self.pos[1] + element.pos[1])
def call(self, screen, mouse_pos=(0,0)):
"""Draw the window and all contained elements."""
self.draw(screen, mouse_pos) # Draw the window itself
# Always draw all elements inside the window
for element in self.elements:
self.move_element(element)
element.call(screen, mouse_pos)
#print(element.type, self.id)
class Label:
def __init__(self, text, pos, font_size=24, color_name="default", ):
self.text = text # The label text
self.pos = pos # The position of the label (relative to the window)
self.font_size = font_size # Font size
self.color = colors['label_colors'].get(color_name, (255,255,255))
# Create a font object
self.font = pygame.font.SysFont(None, self.font_size)
# Create a rect based on the label's position and text size
self.rect = self.font.render(self.text, True, self.color).get_rect(topleft=self.pos)
self.type = Label
def call(self, screen, *mouse_pos):
"""Render and draw the label text."""
text_surface = self.font.render(self.text, True, self.color)
screen.blit(text_surface, self.rect.topleft) # Draw the label using the rect position
if __name__ == "__main__":
print("[pygui] Import this file into your project to use, dont run directly")
else:
print("[pygui] Py-GUI 0.4.1")