m.i.

testfield/vgl/vgllib.py

@@ -4,6 +4,7 @@ import pygame
 import uuid
 import time
 import threading
+import math
 
 class Graph:
     @staticmethod
@@ -50,26 +51,46 @@ class Graph:
 class Frame(object):
     components = dict()
     components_stat = dict()
-    thread = None
-    motion_queue = None
+    render_thread = None
+    motion_queue = list()
     def __init__(self, name: str, size: tuple):
         self.name = name
         self.size = size
         self.surface = pygame.Surface(size, flags=pygame.HWSURFACE)
         self.is_hide = False
         print("初始化子模块")
-        self.thread = threading.Thread(target=self.render)
+        self.render_thread = threading.Thread(target=self.render)
+        print("启动图形渲染子线程")
+        self.render_thread.start()
 
-    def move(self, subname, direction, duration, effect="linear"): # our powerful move!
+    def move(self, subname, direction, length, duration = 0, effect="linear"): # our powerful move!
         # direction: 使用角度制, 以直角笛卡尔坐标系的x正半轴方向为0度, 逆时针为加, 接受负数
+        # length: 百分数
         # duration: "动画"时间, 为0则即时
         # effect: "动画"效果, linear为线性移动, 或许会在未来增加贝塞尔曲线
         # TODO: 增加 bezier 曲线
-        pass
+        if duration == 0:
+            self.components[subname]["pos"][0] += math.cos(math.radians(direction)) * length / 100 * self.size[0]
+            self.components[subname]["pos"][1] += math.sin(math.radians(direction)) * length / 100 * self.size[1]
+            return
+        self.motion_queue.append({"subname":subname, "direction":direction, "length":length, "start":round(time.time(), 1), "duration":duration, "effect":"linear"})
     
     def render(self):
         while 1:
+            rest = list()
+            while self.motion_queue:
+                i = self.motion_queue.pop(0)  # 从队列的开头移除元素
+                self.move(subname=i['subname'], direction=i['direction'], 
+                        length=((time.time() - i['start']) / i['duration']) * i['length'], 
+                        duration=0)
+                if ((time.time() - i['start']) / i['duration']) > 0:
+                    i['start'] = time.time()
+                    i['duration'] -= (time.time() - i['start'])
+                    rest.append(i)
             self.draw_all()
+            self.motion_queue = rest
+            time.sleep(0.1)
+            
 
     def show(self, window, position: tuple):
         if not self.is_hide:
@@ -130,20 +151,39 @@ class Frame(object):
 
 # 示例
 if __name__ == "__main__":
-    pygame.init()
-    window = pygame.display.set_mode((800, 600))
-    frame = Frame("Test", (800, 600))
-    input()
-    frame.load()
-    running = True
-    while running:
-        for event in pygame.event.get():
-            if event.type == pygame.QUIT:
-                running = False
+    frame = None
+    def grap():
+        global frame
+        pygame.init()
+        window = pygame.display.set_mode((1200, 900))
+        frame = Frame("Test", (1200, 900))
+        #frame.load()
+        frame.register(subname="test", attr={'method': 'rect', 'pos': (33, 33), 'size': (50, 50), 'color': (255, 255, 255)})
+        #frame.move(subname='test', direction=0, length=90, duration=1, effect="linear")
+        running = True
+        while running:
+            for event in pygame.event.get():
+                if event.type == pygame.QUIT:
+                    running = False
 
-        window.fill((0, 0, 0))
-        frame.draw_all()
-        frame.show(window, (0, 0))
-        pygame.display.flip()
-        pygame.time.delay(10)
-    pygame.quit()
+            window.fill((0, 0, 0))
+            frame.show(window, (0, 0))
+            pygame.display.flip()
+            pygame.time.delay(10)
+        pygame.quit()
+    def debug():
+        global frame
+        while 1:
+            try:
+                e = input(">>>")
+                if e == "f":
+                    e = "frame.move(subname='test', direction=0, length=3, duration=1, effect='linear')"
+                if e == "g":
+                    e = "frame.move(subname='test', direction=180, length=3, duration=1, effect='linear')"
+                exec(e)
+            except:
+                print("ER")
+    grap_thd = threading.Thread(target=grap)
+    debug_thd = threading.Thread(target=debug)
+    grap_thd.start()
+    debug_thd.start()