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Menu/GameShell/10_Settings/Wifi/textarea.py

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+# -*- coding: utf-8 -*- 
+
+import pygame
+from libs.roundrects import aa_round_rect
+
+
+
+
+## local UI import
+from UI.page         import Page,PageStack,PageSelector
+from UI.label        import Label
+from UI.fonts        import fonts
+
+class Textarea:
+    _PosX =0 
+    _PosY = 0
+    _Width = 0
+    _Height = 0
+    _BackgroundColor = pygame.Color(229,229,229)
+    _CanvasHWND  = None
+    _MyWords     = []
+    _FontObj     = None
+    _LineNumber  = 0
+    _TextFull    = False
+    _TextIndex   = 0
+
+    def __init__(self):
+        pass
+    
+    def Init(self):
+        self._FontObj = fonts["veramono24"] 
+        #pygame.font.Font(fonts_path["veramono"],24)
+
+    def SubTextIndex(self):
+
+        self._TextIndex-=1
+        if self._TextIndex < 0:
+            self._TextIndex = 0
+
+    def AddTextIndex(self):
+        self._TextIndex +=1
+        if self._TextIndex > len(self._MyWords):
+            self._TextIndex = len(self._MyWords)
+        
+    def ResetMyWords(self):
+        self._MyWords = []
+        self._TextIndex = 0
+        
+    def RemoveFromLastText(self):
+        if len(self._MyWords) > 0:
+            self.SubTextIndex()
+            
+            del self._MyWords[self._TextIndex]
+            
+            return self._MyWords
+
+    def AppendText(self,alphabet):
+        
+        self.AppendAndBlitText(alphabet)
+
+    def AppendAndBlitText(self,alphabet):
+        
+        if self._TextFull != True:
+            
+            self._MyWords.insert(self._TextIndex,alphabet)
+            self.BlitText()
+            self.AddTextIndex()
+        else:
+            print("is Full %s" % "".join(self._MyWords))
+
+            
+    def BlitText(self):
+        """
+        blit every single word into surface and calc the width ,check multi line 
+        """
+        w = 0
+        xmargin = 5
+        endmargin = 15
+        x = self._PosX+xmargin
+        y = self._PosY
+        linenumber = 0
+        self._TextFull = False
+        for i,v in enumerate(self._MyWords):
+            t = self._FontObj.render(v,True,(8,135,174))
+            w += t.get_width()
+
+            if w >= self._Width-endmargin and linenumber == 0:
+                x = self._PosX+xmargin
+                y = self._PosY+ t.get_height()
+                w = 0
+                linenumber +=1
+            
+            if w >= self._Width-endmargin*4 and linenumber > 0:
+                self._TextFull = True
+                self._CanvasHWND.blit(t, (x,y))
+                break
+            self._CanvasHWND.blit(t, (x,y))
+            x += t.get_width()
+        
+    def Cursor(self):
+        w = 0
+        xmargin = 5
+        endmargin = 15
+        x = self._PosX+xmargin
+        y = self._PosY
+        linenumber = 0
+        for i,v in enumerate(self._MyWords[:self._TextIndex]):
+            t = self._FontObj.render(v,True,(8,135,174))
+            w += t.get_width()
+
+            if w >= self._Width-endmargin and linenumber == 0:
+                x = self._PosX+xmargin
+                y = self._PosY+ t.get_height()
+                w = 0
+                linenumber +=1
+            
+            if w >= self._Width-endmargin*3 and linenumber > 0:
+                x += t.get_width()
+                break
+            x += t.get_width()
+            
+        self._CanvasHWND.blit(self._FontObj.render("_",True,(0,0,0)),(x+1,y-2))
+    
+    def Draw(self):
+        #aa_round_rect(self._CanvasHWND, (4,24.5+6,312,60),self._BackgroundColor,4,0,self._BackgroundColor)
+
+        aa_round_rect(self._CanvasHWND,  
+                    (self._PosX,self._PosY,self._Width,self._Height),self._BackgroundColor,4,0,self._BackgroundColor)
+
+
+        
+        self.BlitText()
+        self.Cursor()