5 files changed, 197 insertions, 0 deletions
diff --git a/asciifarm/client/display/__init__.py b/asciifarm/client/display/__init__.py
new file mode 100644
index 0000000..41383d6
--- /dev/null
+++ b/asciifarm/client/display/__init__.py
@@ -0,0 +1,59 @@
+
+
+import curses
+from .fieldpad import FieldPad
+from .infopad import InfoPad
+from .healthpad import HealthPad
+from .screen import Screen
+
+class Display:
+    
+    def __init__(self, stdscr, charMap, colours=False):
+        
+        self.screen = Screen(stdscr)
+        self.fieldPad = FieldPad((64, 32), charMap.get("charwidth", 1), colours)
+        self.characters = charMap["mapping"]
+        self.defaultChar = charMap.get("default", "?")
+        self.infoPad = InfoPad((100, 100))
+        self.healthPad = HealthPad((20, 1))
+        self.lastinfostring = None
+        self.colours = colours
+        if colours:
+            curses.use_default_colors()
+            for i in range(0, min(256, curses.COLORS, curses.COLOR_PAIRS)):
+                curses.init_pair(i, i%16, i//16)
+            
+    
+    def resizeField(self, size):
+        self.fieldPad.resize(*size)
+    
+    def drawFieldCells(self, cells):
+        for cell in cells:
+            (x, y), spriteName = cell
+            sprite = self.getChar(spriteName)
+            self.fieldPad.changeCell(x, y, *sprite)
+        self.screen.change()
+    
+    def setFieldCenter(self, pos):
+        self.fieldPad.setCenter(pos)
+    
+    def showHealth(self, health, maxHealth):
+        self.healthPad.setHealth(health, maxHealth)
+        self.screen.change()
+    
+    def showInfo(self, infostring):
+        if infostring != self.lastinfostring:
+            self.infoPad.showString(infostring)
+            self.screen.change()
+            self.lastinfostring = infostring
+    
+    def getChar(self, sprite):
+        char = self.characters.get(sprite, self.defaultChar)
+        if isinstance(char, str):
+            return [char]
+        return char
+    
+    def update(self):
+        self.screen.update(self.fieldPad, self.infoPad, self.healthPad)
+    
+
diff --git a/asciifarm/client/display/fieldpad.py b/asciifarm/client/display/fieldpad.py
new file mode 100644
index 0000000..ac69678
--- /dev/null
+++ b/asciifarm/client/display/fieldpad.py
@@ -0,0 +1,44 @@
+
+import curses
+
+
+class FieldPad:
+    
+    
+    
+    def __init__(self, size=(1,1), charSize=1, colours=False):
+        self.pad = curses.newpad(size[1]+1, (size[0]+1)*charSize)
+        self.size = size
+        self.charSize = charSize
+        self.center = (0, 0)
+        self.colours = colours
+    
+    def resize(self, width, height):
+        self.size = (width, height)
+        self.pad.resize(height+1, width*self.charSize1)
+    
+    def changeCell(self, x, y, char, colour=None):
+        if colour != None and self.colours:
+            self.pad.addstr(y, x*self.charSize, char, curses.color_pair(colour))
+        else:
+            self.pad.addstr(y, x*self.charSize, char)
+    
+    def setCenter(self, pos):
+        self.center = pos
+    
+    def getWidth(self):
+        return self.size[0]*self.charSize
+    
+    def getHeight(self):
+        return self.size[1]
+    
+    def update(self, screen, x, y, xmax, ymax):
+        width = xmax-x
+        height = ymax-y
+        self.pad.noutrefresh(
+            max(0, min(self.getHeight()-height, self.center[1] - int(height/2))),
+            max(0, min(self.getWidth()-width, self.center[0]*self.charSize - int(width/2))),
+            y,
+            x,
+            ymax-1,
+            xmax-1)
diff --git a/asciifarm/client/display/healthpad.py b/asciifarm/client/display/healthpad.py
new file mode 100644
index 0000000..17baf35
--- /dev/null
+++ b/asciifarm/client/display/healthpad.py
@@ -0,0 +1,25 @@
+
+import curses
+
+
+
+class HealthPad:
+    
+    
+    
+    def __init__(self, size=(1,1), *args):
+        self.pad = curses.newpad(size[1], size[0])
+        self.size = size
+    
+    def setHealth(self, health, maxHealth):
+        self.pad.erase()
+        self.pad.addstr(0,0,"Health: {}/{}".format(health, maxHealth))
+    
+    def update(self, screen, x, y, xmax, ymax):
+        self.pad.noutrefresh(
+            0,
+            0,
+            y,
+            x,
+            ymax-1,
+            xmax-1)
diff --git a/asciifarm/client/display/infopad.py b/asciifarm/client/display/infopad.py
new file mode 100644
index 0000000..6fd8655
--- /dev/null
+++ b/asciifarm/client/display/infopad.py
@@ -0,0 +1,25 @@
+
+import curses
+
+
+
+class InfoPad:
+    
+    
+    
+    def __init__(self, size=(1,1), *args):
+        self.pad = curses.newpad(size[1], size[0])
+        self.size = size
+    
+    def showString(self, string):
+        self.pad.clear()
+        self.pad.addstr(0,0,string)
+    
+    def update(self, screen, x, y, xmax, ymax):
+        self.pad.noutrefresh(
+            0,
+            0,
+            y,
+            x,
+            ymax-1,
+            xmax-1)
diff --git a/asciifarm/client/display/screen.py b/asciifarm/client/display/screen.py
new file mode 100644
index 0000000..ec49d34
--- /dev/null
+++ b/asciifarm/client/display/screen.py
@@ -0,0 +1,44 @@
+
+import curses
+from .fieldpad import FieldPad
+
+import signal
+
+SIDEWIDTH = 20
+HEALTHHEIGHT = 1
+
+class Screen:
+    
+    
+    def __init__(self, stdscr, maxSize=(float("inf"),float("inf")), charSize=1):
+        curses.curs_set(0)
+        self.stdscr = stdscr
+        self.height, self.width = self.stdscr.getmaxyx()
+        self.changed = False
+        signal.signal(signal.SIGWINCH, self.updateSize)
+    
+    def updateSize(self, *args):
+        curses.endwin()
+        curses.initscr()
+        self.height, self.width = self.stdscr.getmaxyx()
+        self.stdscr.clear()
+        self.change()
+    
+    def getWidth(self):
+        return self.width
+    
+    def getHeight(self):
+        return self.height
+    
+    def change(self):
+        self.changed = True
+    
+    def update(self, fieldPad, infoPad, healthPad):
+        if self.changed:
+            fieldEnd = min(fieldPad.getWidth(), self.getWidth()-SIDEWIDTH-1)
+            fieldPad.update(self, 0,0,fieldEnd, min(fieldPad.getHeight(), self.getHeight()))
+            healthPad.update(self, fieldEnd+1,0, self.getWidth(), HEALTHHEIGHT)
+            infoPad.update(self, fieldEnd+1,HEALTHHEIGHT, self.getWidth(), self.getHeight())
+            curses.doupdate()
+        self.changed = False
+