Gui.py

"""

"""

import time
import numpy as np


class GUI:
    def __init__(self, renderer):
        self.renderer = renderer
        self.texture = renderer.guiRenderer.texture
        self.gui_data = self.texture.img_data
        (x, y) = renderer.guiRenderer.texture.image.size
        self.width = x
        self.height = y
        self.history = np.zeros(30, 'b')
        self.last_frame = 0
        self.last_time = -1

    def update_fps(self):
        t = time.time()
        if self.last_time > 0 and t < self.last_time + 1:
            return False

        self.last_time = t
        fps = self.renderer.info.render.frame - self.last_frame
        if fps > 30:
            fps = 30

        self.last_frame = self.renderer.info.render.frame

        for i in range(29):
            self.history[i] = self.history[i+1]
        self.history[29] = fps

        for x in range(30):
            fps = self.history[x]
            for y in range(self.height - 30, self.height - 30 + fps):
                p = 4*(x + y*self.width)
                self.gui_data[p] = 255
                self.gui_data[p+3] = 255
            for y in range(self.height - 30 + fps, self.height):
                p = 4*(x + y*self.width)
                self.gui_data[p+3] = 0

        self.texture.needsUpdate = True

        return True

    def load_bar(self, pct):
        t = time.time()
        if self.last_time > 0 and t < self.last_time + 1:
            return

        self.last_time = t

        h = int(self.height / 2)
        pct = int(pct * 200 / 100)

        for y in range(h - 20, h + 20):
            p = 4*y*self.width
            for x in range(0, pct):
                self.gui_data[p] = 255
                self.gui_data[p+3] = 255
                p += 4

        self.texture.needsUpdate = True

    def loaded_tiles(self, nb):
        h = 5
        pct = int(nb * 200 / 100)

        for y in range(h, 0, -1):
            p = 4*y*self.width
            for x in range(0, pct):
                self.gui_data[p] = 255
                self.gui_data[p+3] = 255
                p += 4

        self.texture.needsUpdate = True

    def reset(self):
        self.gui_data.fill(0)
        self.texture.needsUpdate = True