on aspect ratio changed

[pmachines.git] / pmachines / items / box.py

diff --git a/pmachines/items/box.py b/pmachines/items/box.py
index 493ae2a26766d046a5df3d773c1e7b5eb7ff7120..d37d8ab277c17bb4111272b44347735dbfc99119 100644 (file)
--- a/pmachines/items/box.py
+++ b/pmachines/items/box.py
@@ -23,12 +23,9 @@ class Box:
         self._prev_rot_info = None
         self._instantiated = False
         taskMgr.add(self.on_frame, 'on_frame')
-        #self._set_side()
-        taskMgr.doMethodLater(.01, lambda task: self._set_side(), 'a')
-        # i get weird values in the first frame; i could restore this approach
-        # when the hook with the events of the window is up
+        self._repos()
 
-    def _set_side(self):
+    def _repos(self):
         p_from, p_to = Point3(), Point3()    # in camera coordinates
         base.camLens.extrude((-1, 1), p_from, p_to)
         p_from = render.get_relative_point(base.cam, p_from)  # global coords
@@ -37,7 +34,9 @@ class Box:
             if hit.get_node() == self._plane_node:
                 pos = hit.get_hit_pos()
         bounds = self._np.get_tight_bounds()
-        dpos = bounds[1][0], 0, -bounds[1][2]
+        bounds = bounds[0] - self._np.get_pos(), bounds[1] - self._np.get_pos()
+        margin = .3, .2
+        dpos = bounds[1][0] + margin[0], 0, -bounds[1][2] - margin[1]
         self._np.set_pos(pos + dpos)
         new_node = NodePath('temp')
         new_node.set_pos(pos + dpos + (bounds[1][0], bounds[1][1], -bounds[1][2]))
@@ -46,14 +45,15 @@ class Box:
         base.camLens.project(coord3d, coord2d)
         coord_r2d = Point3(coord2d[0], 0, coord2d[1])
         coord_a2d = base.aspect2d.get_relative_point(render2d, coord_r2d)
-        font = base.loader.load_font('assets/fonts/Hanken-Book.ttf')
-        font.clear()
-        font.set_pixels_per_unit(60)
-        font.set_minfilter(Texture.FTLinearMipmapLinear)
-        font.set_outline((0, 0, 0, 1), .8, .2)
-        self._txt = OnscreenText(
-            str(self._count), pos=(coord_a2d[0], coord_a2d[2]),
-            font=font, scale=0.06, fg=(.9, .9, .9, 1))
+        if not hasattr(self, '_txt'):
+            font = base.loader.load_font('assets/fonts/Hanken-Book.ttf')
+            font.clear()
+            font.set_pixels_per_unit(60)
+            font.set_minfilter(Texture.FTLinearMipmapLinear)
+            font.set_outline((0, 0, 0, 1), .8, .2)
+            self._txt = OnscreenText(
+                str(self._count), font=font, scale=0.06, fg=(.9, .9, .9, 1))
+        self._txt['pos'] = coord_a2d[0], coord_a2d[2]
         new_node.remove_node()
 
     def _set_outline_model(self):
@@ -113,3 +113,7 @@ class Box:
             d_angle = curr_vec.signed_angle_deg(start_vec, (0, -1, 0))
             self._np.set_r(self._prev_rot_info[2] + d_angle)
             self._prev_rot_info = pos, self._np.get_pos(), self._np.get_r()
+
+    def on_aspect_ratio_changed(self):
+        if not self._instantiated:
+            self._repos()