refactoring for cmdline version

1 files changed, 155 insertions, 0 deletions

diff --git a/window.py b/window.py
new file mode 100644
index 0000000..ea3bb25
--- /dev/null
+++ b/window.py
@@ -0,0 +1,155 @@
+#Copyright (c) 2009, Walter Bender
+
+#Permission is hereby granted, free of charge, to any person obtaining a copy
+#of this software and associated documentation files (the "Software"), to deal
+#in the Software without restriction, including without limitation the rights
+#to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+#copies of the Software, and to permit persons to whom the Software is
+#furnished to do so, subject to the following conditions:
+
+#The above copyright notice and this permission notice shall be included in
+#all copies or substantial portions of the Software.
+
+#THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+#IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+#FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+#AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+#LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+#OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+#THE SOFTWARE.
+
+import pygtk
+pygtk.require('2.0')
+import gtk
+from gettext import gettext as _
+
+try:
+    from sugar.graphics import style
+    GRID_CELL_SIZE = style.GRID_CELL_SIZE
+except:
+    GRID_CELL_SIZE = 0
+
+from grid import *
+from card import *
+
+from math import sqrt
+
+CARD_DIM = 135
+
+class taWindow: pass
+
+#
+# handle launch from both within and without of Sugar environment 
+#
+def new_window(canvas, path, parent=None):
+    tw = taWindow()
+    tw.canvas = canvas
+    tw.path = path
+    tw.activity = parent
+    # starting from command line
+    if parent is None:
+        tw.sugar = False
+        tw.canvas.set_size_request(gtk.gdk.screen_width(), \
+                                gtk.gdk.screen_height())
+        tw.canvas.show_all()
+    # starting from Sugar
+    else:
+        tw.sugar = True
+        parent.show_all()
+
+    tw.canvas.set_flags(gtk.CAN_FOCUS)
+    tw.canvas.add_events(gtk.gdk.BUTTON_PRESS_MASK)
+    tw.canvas.add_events(gtk.gdk.BUTTON_RELEASE_MASK)
+    tw.canvas.connect("expose-event", _expose_cb, tw)
+    tw.canvas.connect("button-press-event", _button_press_cb, tw)
+    tw.canvas.connect("button-release-event", _button_release_cb, tw)
+    tw.width = gtk.gdk.screen_width()
+    tw.height = gtk.gdk.screen_height()-GRID_CELL_SIZE
+    # scale to fill 80% of screen height
+    tw.card_dim = CARD_DIM
+    tw.scale = 0.8 * tw.height/(tw.card_dim*3)
+    tw.area = tw.canvas.window
+    tw.gc = tw.area.new_gc()
+    tw.cm = tw.gc.get_colormap()
+    tw.msgcolor = tw.cm.alloc_color('black')
+    tw.sprites = []
+
+    # Initialize the grid
+    tw.grid = Grid(tw)
+
+    # Start solving the puzzle
+    tw.press = -1
+    tw.release = -1
+    tw.start_drag = [0,0]
+
+    return tw
+
+
+#
+# Button press
+#
+def _button_press_cb(win, event, tw):
+    win.grab_focus()
+    x, y = map(int, event.get_coords())
+    tw.start_drag = [x,y]
+    spr = findsprite(tw,(x,y))
+    if spr is None:
+        tw.press = -1
+        tw.release = -1
+        return True
+    # take note of card under button press
+    tw.press = spr.label
+    return True
+
+#
+# Button release
+#
+def _button_release_cb(win, event, tw):
+    win.grab_focus()
+    x, y = map(int, event.get_coords())
+    spr = findsprite(tw,(x,y))
+    if spr is None:
+        tw.press = -1
+        tw.release = -1
+        return True
+    # take note of card under button release
+    tw.release = spr.label
+    # if the same card (click) then rotate
+    if tw.press == tw.release:
+        # check to see if it was an aborted move
+        if distance(tw.start_drag,[x,y]) < 20:
+            tw.grid.card_table[tw.press].rotate_ccw()
+            # tw.grid.card_table[tw.press].print_card()
+    # if different card (drag) then swap
+    else:
+        tw.grid.swap(tw.press,tw.release)
+        # tw.grid.print_grid()
+    inval(tw.grid.card_table[tw.press].spr)
+    inval(tw.grid.card_table[tw.release].spr)
+    redrawsprites(tw)
+    tw.press = -1
+    tw.release = -1
+    if tw.sugar is True:
+        if tw.grid.test() == True:
+            tw.activity.results_label.set_text(_("You solved the puzzle."))
+            tw.activity.results_label.show()
+        else:
+            tw.activity.results_label.set_text(_("Keep trying."))
+            tw.activity.results_label.show()
+    return True
+
+#
+# Measure length of drag between button press and button release
+#
+def distance(start,stop):
+    dx = start[0]-stop[0]
+    dy = start[1]-stop[1]
+    return sqrt(dx*dx+dy*dy)
+
+
+#
+# Repaint
+#
+def _expose_cb(win, event, tw):
+    redrawsprites(tw)
+    return True