minor improvements

testfield/vgl/vgllib.py

@@ -2,6 +2,8 @@
 # vgllib.py
 import pygame
 import uuid
+import time
+import threading
 
 class Graph:
     @staticmethod
@@ -48,12 +50,26 @@ class Graph:
 class Frame(object):
     components = dict()
     components_stat = dict()
+    thread = None
+    motion_queue = None
     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)
+
+    def move(self, subname, direction, duration, 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
+        # 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
+    
+    def render(self):
+        while 1:
+            self.draw_all()
 
     def show(self, window, position: tuple):
         if not self.is_hide:
@@ -68,28 +84,48 @@ class Frame(object):
     def register(self, subname="", attr=None):
         if subname == "":
             subname = uuid.uuid4()
+        # use percent of frame size instead of pixels :)
+        attr['pos'] = list(attr['pos'])
+        attr['pos'][0] = round(attr['pos'][0] / 100 * self.size[0])
+        attr['pos'][1] = round(attr['pos'][1] / 100 * self.size[1])
+        attr['size'] = list(attr['size'])
+        attr['size'][0] = round(attr['size'][0] / 100 * self.size[0])
+        attr['size'][1] = round(attr['size'][1] / 100 * self.size[1])
         self.components[subname] = attr
         self.components_stat[subname] = 1 # by default, not hiding
 
     def draw(self, attr):
-        attr['pos'][0] = round(attr['pos'][0] / 100 * self.size[1])
-        attr['pos'][0] = round(attr['pos'][0] / 100 * self.size[1])
-        attr['pos'][0] = round(attr['pos'][0] / 100 * self.size[1])
-        attr['pos'][0] = round(attr['pos'][0] / 100 * self.size[1])
         Graph.call(self, **attr)
     
     def set_component_visible(self, subname, newstat):
         self.components_stat[subname] = newstat
 
-    def drawall(self, attr):
+    def draw_all(self):
         for i in self.components.keys():
             if self.components_stat[i]:
                 self.draw(self.components[i])
     
-    def clear(self, color=(0,0,0)):
+    def refresh(self, color=(0,0,0)):
         self.surface.fill(color)
     
-    def loads(self, ):
+    def clear(self):
+        components = dict()
+        components_stat = dict()
+
+    def loads(self, grap_str):
+        # TODO: 将会重写 以替代不安全的 eval
+        self.register(subname="", attr=(eval(grap_str)))
+
+    def load(self, file="default.vgld", mode="a"):
+        # a: 增量加载 (默认)
+        # w: 覆盖式加载
+        # 文件扩展名: vgld (矢量图形层描述文件)
+        if mode == 'w':
+            self.clear()
+        with open(file=file, mode="r+", encoding="UTF-8") as f:
+            for i in f.readlines():
+                #print(i)
+                self.loads(i)
 
 
 # 示例
@@ -97,18 +133,17 @@ if __name__ == "__main__":
     pygame.init()
     window = pygame.display.set_mode((800, 600))
     frame = Frame("Test", (800, 600))
-
-    frame.draw({'method':'rect', 'pos':(50, 50), 'size':(200, 100), 'color':(255, 0, 0)})  # 绘制红色矩形
-
-    # 主循环
+    input()
+    frame.load()
     running = True
     while running:
         for event in pygame.event.get():
             if event.type == pygame.QUIT:
                 running = False
 
-        window.fill((0, 0, 0))  # 清空窗口
-        frame.show(window, (0, 0))  # 显示帧
-        pygame.display.flip()  # 更新显示
-
+        window.fill((0, 0, 0))
+        frame.draw_all()
+        frame.show(window, (0, 0))
+        pygame.display.flip()
+        pygame.time.delay(10)
     pygame.quit()