X-Git-Url: https://scm.cri.ensmp.fr/git/minwii.git/blobdiff_plain/346a9b8e1fcfe30629f0d1ee4675e9e8f89890cf..4c4732c6ed8cb0aaa70fb2d4c6e5a958868c5349:/src/pgu/gui/layout.py

diff --git a/src/pgu/gui/layout.py b/src/pgu/gui/layout.py
deleted file mode 100644
index 01fe0cb..0000000
--- a/src/pgu/gui/layout.py
+++ /dev/null
@@ -1,172 +0,0 @@
-"""document layout engine."""
-class Layout:
-    """the document layout engine
-    
-    .widgets -- elements are kept in this list.  read-only, use add to add items to it. 
-    """
-    
-    def __init__(self,rect=None):
-        """initialize the object with the size of the box."""
-        self._widgets = []
-        self.rect = rect
-        
-    def add(self,e): 
-        """add a document element to the layout.
-        
-        a document element may be
-        - a tuple (w,h) if it is a whitespace element
-        - a tuple (0,h) if it is a linebreak element
-        - an integer -1,0,1 if it is a command to start a new block of elements that are aligned either left,center, or right.
-        - an object with a .rect (for size) -- such as a word element
-        - an object with a .rect (for size) and .align -- such as an image element
-        """
-        
-        self._widgets.append(e)
-        
-        
-    def resize(self):
-        """resize the layout
-        this method recalculates the position of all document elements
-        after they have been added to the document.  .rect.x,y will be updated for all
-        objects.
-        """
-        self.init()
-        self.widgets = []
-        for e in self._widgets:
-            if type(e) is tuple and e[0] != 0:
-                self.do_space(e)
-            elif type(e) is tuple and e[0] == 0:
-                self.do_br(e[1])
-            elif type(e) is int:
-                self.do_block(align=e)
-            elif hasattr(e,'align'):
-                self.do_align(e)
-            else:
-                self.do_item(e)
-        self.line()
-        self.rect.h = max(self.y,self.left_bottom,self.right_bottom)
-            
-    def init(self):
-        self.x,self.y = self.rect.x,self.rect.y
-        self.left = self.rect.left
-        self.right = self.rect.right
-        self.left_bottom = 0
-        self.right_bottom = 0
-        self.y = self.rect.y
-        self.x = self.rect.x
-        self.h = 0
-        
-        self.items = []
-        self.align = -1
-        
-    def getleft(self):
-        if self.y > self.left_bottom:
-            self.left = self.rect.left
-        return self.left
-        
-    def getright(self):
-        if self.y > self.right_bottom:
-            self.right = self.rect.right
-        return self.right
-        
-    def do_br(self,h): 
-        self.line()
-        self.h = h
-    
-    def do_block(self,align=-1):
-        self.line()
-        self.align = align
-
-    def do_align(self,e):
-        align = e.align
-        ox,oy,oh = self.x,self.y,self.h
-        w,h = e.rect.w,e.rect.h
-        
-        if align == 0: 
-            self.line()
-            self.x = self.rect.left + (self.rect.width-w)/2
-            self.fit = 0
-        elif align == -1: 
-            self.line()
-            self.y = max(self.left_bottom,self.y + self.h)
-            self.h = 0
-            self.x = self.rect.left
-        elif align == 1: 
-            self.line()
-            self.y = max(self.right_bottom,self.y + self.h)
-            self.h = 0
-            self.x = self.rect.left + (self.rect.width-w)
-
-        e.rect.x,e.rect.y = self.x,self.y        
-            
-        self.x = self.x + w
-        self.y = self.y
-        
-        if align == 0:
-            self.h = max(self.h,h)
-            self.y = self.y + self.h
-            self.x = self.getleft()
-            self.h = 0
-        elif align == -1:
-            self.left = self.x
-            self.left_bottom = self.y + h
-            self.x,self.y,self.h = ox + w,oy,oh
-        elif align == 1: 
-            self.right = self.x - w
-            self.right_bottom = self.y + h
-            self.x,self.y,self.h = ox,oy,oh
-        
-        self.widgets.append(e)
-
-    def do_space(self,e):
-        w,h = e
-        if self.x+w >= self.getright(): 
-            self.line()
-        else: 
-            self.items.append(e)
-            self.h = max(self.h,h)
-            self.x += w
-    
-    def do_item(self,e):
-        w,h = e.rect.w,e.rect.h
-        if self.x+w >= self.getright(): 
-            self.line()
-        self.items.append(e)
-        self.h = max(self.h,h)
-        self.x += w
-    
-    def line(self):
-        x1 = self.getleft()
-        x2 = self.getright()
-        align = self.align
-        y = self.y
-        
-        if len(self.items) != 0 and type(self.items[-1]) == tuple:
-            del self.items[-1]
-        
-        w = 0
-        for e in self.items:
-            if type(e) == tuple: w += e[0]
-            else: w += e.rect.w
-            
-        if align == -1: x = x1
-        elif align == 0: 
-            x = x1 + ((x2-x1)-w)/2
-            self.fit = 0
-        elif align == 1: x = x2 - w
-            
-        for e in self.items:
-            if type(e) == tuple: x += e[0]
-            else:
-                e.rect.x,e.rect.y = x,y
-                self.widgets.append(e)
-                x += e.rect.w
-        
-        self.items = []
-        self.y = self.y + self.h
-        self.x = self.getleft()
-        self.h = 0
-        
-
-
-# vim: set filetype=python sts=4 sw=4 noet si :