fairphone-case: introduce SideButton y_ref_sign etc. (nfc)

[reprap-play.git] / fairphone-case.scad

diff --git a/fairphone-case.scad b/fairphone-case.scad
index a81bb6127a4c9ee92bf9fc8b3a8fd6bedbf6ae8d..7735c9faa1cb863cd5c6789a21389c6430ed4633 100644 (file)
--- a/fairphone-case.scad
+++ b/fairphone-case.scad
@@ -1,7 +1,10 @@
 // -*- C -*-
 
-phone_height = 146.5;
-phone_width = 76.75;
+phone = [ 145.0, 75.0 ];
+
+bumper = [ 0.250, 0.250 ];
+// ^ One side.  Overall size is increased by twice this.
+// If no bumpers, is the gap around the phone.
 
 phone_cnr_rad = 6.0;
 
@@ -12,8 +15,8 @@ phone_total_thick = 12.0;
 phone_backside_slope_inner = 1.5; // larger means shallower
 phone_backside_slope_outer = 1.0; // larger means shallower
 
-camera_pos_tl = [  7.0, 13.0 ]; // measured from tl corner
-camera_pos_br = [ 22.85,37.85]; // tl/br as seen from back
+camera_pos_tl = [  6.450, 12.750 ]; // measured from tl corner
+camera_pos_br = [ 22.300, 37.600 ]; // tl/br as seen from back
 
 case_th_bottom = 2.5;
 case_th_lid = 2.5;
@@ -45,12 +48,18 @@ lid_lip = 1.75;
 $fa = 5;
 $fs = 0.1;
 
-button_l_fudge = 4.5;
+button_l_fudge = 4.4;
 
 strut_min_at_end = 1.5;
 
 // ---------- calculated ----------
 
+phone_height = (phone + bumper*2)[0];
+phone_width =  (phone + bumper*2)[1];
+
+//echo(camera_pos_tl + bumper,
+//     camera_pos_br + bumper);
+
 // ----- could be changed -----
 lid_buttoncover_gap = lid_gap_x;
 lid_buttoncover_overlap = case_th_lip + keeper_gap_z_top;
@@ -83,8 +92,6 @@ lp_r12 = case_th_lid - (lpp11[1] - lpp10[1]);
 lpp12 = [ epp4[0] + lp_r12,    lpp11[1] ];
 lpp13 = [ lpp12[0],            lpp12[1] + lp_r12 ];
 
-echo(lpp13 - lpp10);
-
 // button profile
 bppM = epp4 + [0,5];
 bppN = [ 0.5 * (epp0[0] + epp4[0]), bppM[1] ];
@@ -251,14 +258,22 @@ module AroundEdges(fill_zstart, fill_th, fill_downwards=0){
               [phone_width, -phone_height] + [-1,+1] * phone_cnr_rad);
 }
 
-module SideButton(y,l){
+module SideButton(y, y_ref_sign, l){
+  // y_ref_sign:
+  //   +1  measured from top    of actual phone to top    of button
+  //   -1  measured from bottom of actual phone to bottom of button
+  //    0  y is centre of button in coordinate system
   $button_l= l;
-  translate([0, -y, 0])
+  eff_y = y_ref_sign > 0 ?         -bumper [1] -y -l/2 :
+         y_ref_sign < 0 ? (-phone +bumper)[1] +y +l/2 :
+         -y;
+  echo(eff_y);
+  translate([0, eff_y, 0])
     children();
 }
 
 module Buttons(){
-  CaseBase_rhsflip([1]) SideButton(20.6, 8.8) children(); // power
+  CaseBase_rhsflip([1]) SideButton(14.950, +1, 8.9) children(); // power
 }
 
 module Struts(x_start, z_min, th){
@@ -321,6 +336,7 @@ module Case(){ ////toplevel
       mirror([0, 0, 1])
       linear_extrude(height = 20)
       mirror([0, 1, 0])
+      translate(bumper)
       rectfromto(camera_pos_tl, camera_pos_br);
 
     // struts (invisible, because they're buried in the case)
@@ -352,7 +368,7 @@ module Lid(){ ////toplevel
          rotate([90,0,90])
            translate([0,0,-10])
            linear_extrude(height= 20)
-           ButtonPlan($button_l, 0,0);
+           ButtonPlan($button_l, 1,0);
          rotate([90,0,0])
             translate([0,0,-100])
            linear_extrude(height= 200)
@@ -372,49 +388,55 @@ module TestLength(){ ////toplevel
   }
 }
 
+module TestSelectWidth(){
+  translate([-30, -(phone_height - 25), -20])
+    mirror([0, 1, 0])
+    cube([200, 50, 40]);
+}
+
 module TestWidth(){ ////toplevel
   intersection(){
     Case();
-    translate([-30, -(phone_height - 25), -20])
-      mirror([0, 1, 0])
-      cube([200, 50, 40]);
+    TestSelectWidth();
   }
 }
 
 module TestLidWidthPrint(){ ////toplevel
-  rotate([0,180.0])
-    intersection(){
-      Lid();
-      translate([-30, -(phone_height - 25), -20])
-       mirror([0, 1, 0])
-       cube([200, 50, 40]);
-    }
+  rotate([0,180.0]) TestLidWidth();
+}
+
+module TestSelectCamera(){
+  CaseBase_rhsflip(1)
+    translate([0,0,-25])
+    linear_extrude(height = 50)
+    mirror([0, 1, 0])
+    rectfromto([-20, -20],
+              camera_pos_br + bumper + [ 5, 5 ]);
 }
 
 module TestCamera(){ ////toplevel
   intersection(){
     Case();
-    CaseBase_rhsflip(1)
-      translate([0,0,-25])
-      linear_extrude(height = 50)
-      mirror([0, 1, 0])
-      rectfromto([-20, -20],
-                camera_pos_br + [ 5, 5 ]);
+    TestSelectCamera();
   }
 }
 
-module TestLidByCameraPrint(){ ////toplevel
-  rotate([180,0,0]) intersection(){
+module TestLidByCamera(){ ////toplevel
+  intersection(){
     Lid();
-    CaseBase_rhsflip(1)
-      translate([0,0,-25])
-      linear_extrude(height = 50)
-      mirror([0, 1, 0])
-      rectfromto([-20, -20],
-                camera_pos_br + [ 5, 5 ]);
+    TestSelectCamera();
   }
 }
 
+module TestLidByCameraPrint(){ ////toplevel
+  rotate([180,0,0]) TestLidByCamera();
+}
+
+module DemoByCamera(){ ////toplevel
+  color("blue") TestLidByCamera();
+  color("red")  TestCamera();
+}
+
 module OneKeeper(){ ////toplevel
   translate([0, -phone_cnr_rad, 0])
     rotate([90, 0, 0])