builtin/mainmenu/tab_settings.lua

   1 --Minetest
   2 --Copyright (C) 2013 sapier
   3 --
   4 --This program is free software; you can redistribute it and/or modify
   5 --it under the terms of the GNU Lesser General Public License as published by
   6 --the Free Software Foundation; either version 2.1 of the License, or
   7 --(at your option) any later version.
   8 --
   9 --This program is distributed in the hope that it will be useful,
  10 --but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 --MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 --GNU Lesser General Public License for more details.
  13 --
  14 --You should have received a copy of the GNU Lesser General Public License along
  15 --with this program; if not, write to the Free Software Foundation, Inc.,
  16 --51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  17
  18 --------------------------------------------------------------------------------
  19
  20 local function dlg_confirm_reset_formspec(data)
  21         local retval =
  22                 "size[8,3]" ..
  23                 "label[1,1;".. fgettext("Are you sure to reset your singleplayer world?") .. "]"..
  24                 "button[1,2;2.6,0.5;dlg_reset_singleplayer_confirm;"..
  25                                 fgettext("Yes") .. "]" ..
  26                 "button[4,2;2.8,0.5;dlg_reset_singleplayer_cancel;"..
  27                                 fgettext("No!!!") .. "]"
  28         return retval
  29 end
  30
  31 local function dlg_confirm_reset_btnhandler(this, fields, dialogdata)
  32
  33         if fields["dlg_reset_singleplayer_confirm"] ~= nil then
  34                 local worldlist = core.get_worlds()
  35                 local found_singleplayerworld = false
  36
  37                 for i=1,#worldlist,1 do
  38                         if worldlist[i].name == "singleplayerworld" then
  39                                 found_singleplayerworld = true
  40                                 gamedata.worldindex = i
  41                         end
  42                 end
  43
  44                 if found_singleplayerworld then
  45                         core.delete_world(gamedata.worldindex)
  46                 end
  47
  48                 core.create_world("singleplayerworld", 1)
  49
  50                 worldlist = core.get_worlds()
  51
  52                 found_singleplayerworld = false
  53
  54                 for i=1,#worldlist,1 do
  55                         if worldlist[i].name == "singleplayerworld" then
  56                                 found_singleplayerworld = true
  57                                 gamedata.worldindex = i
  58                         end
  59                 end
  60         end
  61
  62         this.parent:show()
  63         this:hide()
  64         this:delete()
  65         return true
  66 end
  67
  68 local function showconfirm_reset(tabview)
  69         local new_dlg = dialog_create("reset_spworld",
  70                 dlg_confirm_reset_formspec,
  71                 dlg_confirm_reset_btnhandler,
  72                 nil)
  73         new_dlg:set_parent(tabview)
  74         tabview:hide()
  75         new_dlg:show()
  76 end
  77
  78 local function gui_scale_to_scrollbar()
  79
  80         local current_value = tonumber(core.setting_get("gui_scaling"))
  81
  82         if (current_value == nil) or current_value < 0.25 then
  83                 return 0
  84         end
  85
  86         if current_value <= 1.25 then
  87                 return ((current_value - 0.25)/ 1.0) * 700
  88         end
  89
  90         if current_value <= 6 then
  91                 return ((current_value -1.25) * 100) + 700
  92         end
  93
  94         return 1000
  95 end
  96
  97 local function scrollbar_to_gui_scale(value)
  98
  99         value = tonumber(value)
 100
 101         if (value <= 700) then
 102                 return ((value / 700) * 1.0) + 0.25
 103         end
 104
 105         if (value <=1000) then
 106                 return ((value - 700) / 100) + 1.25
 107         end
 108
 109         return 1
 110 end
 111
 112 local function formspec(tabview, name, tabdata)
 113         local tab_string =
 114                 "vertlabel[0,-0.25;" .. fgettext("SETTINGS") .. "]" ..
 115                 "box[0.75,0;3.25,4;#999999]" ..
 116                 "checkbox[1,0;cb_fancy_trees;".. fgettext("Fancy Trees") .. ";"
 117                                 .. dump(core.setting_getbool("new_style_leaves")) .. "]"..
 118                 "checkbox[1,0.5;cb_smooth_lighting;".. fgettext("Smooth Lighting")
 119                                 .. ";".. dump(core.setting_getbool("smooth_lighting")) .. "]"..
 120                 "checkbox[1,1;cb_3d_clouds;".. fgettext("3D Clouds") .. ";"
 121                                 .. dump(core.setting_getbool("enable_3d_clouds")) .. "]"..
 122                 "checkbox[1,1.5;cb_opaque_water;".. fgettext("Opaque Water") .. ";"
 123                                 .. dump(core.setting_getbool("opaque_water")) .. "]"..
 124                 "checkbox[1,2.0;cb_pre_ivis;".. fgettext("Preload item visuals") .. ";"
 125                                 .. dump(core.setting_getbool("preload_item_visuals"))   .. "]"..
 126                 "checkbox[1,2.5;cb_particles;".. fgettext("Enable Particles") .. ";"
 127                                 .. dump(core.setting_getbool("enable_particles"))       .. "]"..
 128                 "box[4.25,0;3.25,2.5;#999999]" ..
 129                 "checkbox[4.5,0;cb_mipmapping;".. fgettext("Mip-Mapping") .. ";"
 130                                 .. dump(core.setting_getbool("mip_map")) .. "]"..
 131                 "checkbox[4.5,0.5;cb_anisotrophic;".. fgettext("Anisotropic Filtering") .. ";"
 132                                 .. dump(core.setting_getbool("anisotropic_filter")) .. "]"..
 133                 "checkbox[4.5,1.0;cb_bilinear;".. fgettext("Bi-Linear Filtering") .. ";"
 134                                 .. dump(core.setting_getbool("bilinear_filter")) .. "]"..
 135                 "checkbox[4.5,1.5;cb_trilinear;".. fgettext("Tri-Linear Filtering") .. ";"
 136                                 .. dump(core.setting_getbool("trilinear_filter")) .. "]"..
 137                 "box[7.75,0;4,4;#999999]" ..
 138                 "checkbox[8,0;cb_shaders;".. fgettext("Shaders") .. ";"
 139                                 .. dump(core.setting_getbool("enable_shaders")) .. "]"
 140         if not ANDROID then
 141                 tab_string = tab_string ..
 142                 "button[8,4.75;3.75,0.5;btn_change_keys;".. fgettext("Change keys") .. "]"
 143         else
 144                 tab_string = tab_string ..
 145                 "button[8,4.75;3.75,0.5;btn_reset_singleplayer;".. fgettext("Reset singleplayer world") .. "]"
 146         end
 147         tab_string = tab_string ..
 148                 "box[0.75,4.25;3.25,1.25;#999999]" ..
 149                 "label[1,4.25;" .. fgettext("GUI scale factor") .. "]" ..
 150                 "scrollbar[1,4.75;2.75,0.4;sb_gui_scaling;horizontal;" ..
 151                  gui_scale_to_scrollbar() .. "]" ..
 152                 "tooltip[sb_gui_scaling;" ..
 153                         fgettext("Scaling factor applied to menu elements: ") ..
 154                         dump(core.setting_get("gui_scaling")) .. "]"
 155
 156         if ANDROID then
 157                 tab_string = tab_string ..
 158                 "box[4.25,2.75;3.25,2.15;#999999]" ..
 159                 "checkbox[4.5,2.75;cb_touchscreen_target;".. fgettext("Touch free target") .. ";"
 160                                 .. dump(core.setting_getbool("touchtarget")) .. "]"
 161         end
 162
 163         if core.setting_get("touchscreen_threshold") ~= nil then
 164                 tab_string = tab_string ..
 165                                 "label[4.5,3.5;" .. fgettext("Touchthreshold (px)") .. "]" ..
 166                                 "dropdown[4.5,4;3;dd_touchthreshold;0,10,20,30,40,50;" ..
 167                                 ((tonumber(core.setting_get("touchscreen_threshold"))/10)+1) .. "]"
 168         end
 169
 170         if core.setting_getbool("enable_shaders") then
 171                 tab_string = tab_string ..
 172                                 "checkbox[8,0.5;cb_bumpmapping;".. fgettext("Bumpmapping") .. ";"
 173                                                 .. dump(core.setting_getbool("enable_bumpmapping")) .. "]"..
 174                                 "checkbox[8,1.0;cb_generate_normalmaps;".. fgettext("Generate Normalmaps") .. ";"
 175                                                 .. dump(core.setting_getbool("generate_normalmaps")) .. "]"..
 176                                 "checkbox[8,1.5;cb_parallax;".. fgettext("Parallax Occlusion") .. ";"
 177                                                 .. dump(core.setting_getbool("enable_parallax_occlusion")) .. "]"..
 178                                 "checkbox[8,2.0;cb_waving_water;".. fgettext("Waving Water") .. ";"
 179                                                 .. dump(core.setting_getbool("enable_waving_water")) .. "]"..
 180                                 "checkbox[8,2.5;cb_waving_leaves;".. fgettext("Waving Leaves") .. ";"
 181                                                 .. dump(core.setting_getbool("enable_waving_leaves")) .. "]"..
 182                                 "checkbox[8,3.0;cb_waving_plants;".. fgettext("Waving Plants") .. ";"
 183                                                 .. dump(core.setting_getbool("enable_waving_plants")) .. "]"
 184         else
 185                 tab_string = tab_string ..
 186                                 "textlist[8.33,0.7;4,1;;#888888" .. fgettext("Bumpmapping") .. ";0;true]" ..
 187                                 "textlist[8.33,1.2;4,1;;#888888" .. fgettext("Generate Normalmaps") .. ";0;true]" ..
 188                                 "textlist[8.33,1.7;4,1;;#888888" .. fgettext("Parallax Occlusion") .. ";0;true]" ..
 189                                 "textlist[8.33,2.2;4,1;;#888888" .. fgettext("Waving Water") .. ";0;true]" ..
 190                                 "textlist[8.33,2.7;4,1;;#888888" .. fgettext("Waving Leaves") .. ";0;true]" ..
 191                                 "textlist[8.33,3.2;4,1;;#888888" .. fgettext("Waving Plants") .. ";0;true]"
 192                 end
 193         return tab_string
 194 end
 195
 196 --------------------------------------------------------------------------------
 197 local function handle_settings_buttons(this, fields, tabname, tabdata)
 198         if fields["cb_fancy_trees"] then
 199                 core.setting_set("new_style_leaves", fields["cb_fancy_trees"])
 200                 return true
 201         end
 202         if fields["cb_smooth_lighting"] then
 203                 core.setting_set("smooth_lighting", fields["cb_smooth_lighting"])
 204                 return true
 205         end
 206         if fields["cb_3d_clouds"] then
 207                 core.setting_set("enable_3d_clouds", fields["cb_3d_clouds"])
 208                 return true
 209         end
 210         if fields["cb_opaque_water"] then
 211                 core.setting_set("opaque_water", fields["cb_opaque_water"])
 212                 return true
 213         end
 214         if fields["cb_mipmapping"] then
 215                 core.setting_set("mip_map", fields["cb_mipmapping"])
 216                 return true
 217         end
 218         if fields["cb_anisotrophic"] then
 219                 core.setting_set("anisotropic_filter", fields["cb_anisotrophic"])
 220                 return true
 221         end
 222         if fields["cb_bilinear"] then
 223                 core.setting_set("bilinear_filter", fields["cb_bilinear"])
 224                 return true
 225         end
 226         if fields["cb_trilinear"] then
 227                 core.setting_set("trilinear_filter", fields["cb_trilinear"])
 228                 return true
 229         end
 230         if fields["cb_shaders"] then
 231                 if (core.setting_get("video_driver") == "direct3d8" or core.setting_get("video_driver") == "direct3d9") then
 232                         core.setting_set("enable_shaders", "false")
 233                         gamedata.errormessage = fgettext("To enable shaders the OpenGL driver needs to be used.")
 234                 else
 235                         core.setting_set("enable_shaders", fields["cb_shaders"])
 236                 end
 237                 return true
 238         end
 239         if fields["cb_pre_ivis"] then
 240                 core.setting_set("preload_item_visuals", fields["cb_pre_ivis"])
 241                 return true
 242         end
 243         if fields["cb_particles"] then
 244                 core.setting_set("enable_particles", fields["cb_particles"])
 245                 return true
 246         end
 247         if fields["cb_bumpmapping"] then
 248                 core.setting_set("enable_bumpmapping", fields["cb_bumpmapping"])
 249         end
 250         if fields["cb_generate_normalmaps"] then
 251                 core.setting_set("generate_normalmaps", fields["cb_generate_normalmaps"])
 252         end
 253         if fields["cb_parallax"] then
 254                 core.setting_set("enable_parallax_occlusion", fields["cb_parallax"])
 255                 return true
 256         end
 257         if fields["cb_waving_water"] then
 258                 core.setting_set("enable_waving_water", fields["cb_waving_water"])
 259                 return true
 260         end
 261         if fields["cb_waving_leaves"] then
 262                 core.setting_set("enable_waving_leaves", fields["cb_waving_leaves"])
 263         end
 264         if fields["cb_waving_plants"] then
 265                 core.setting_set("enable_waving_plants", fields["cb_waving_plants"])
 266                 return true
 267         end
 268         if fields["btn_change_keys"] ~= nil then
 269                 core.show_keys_menu()
 270                 return true
 271         end
 272
 273         if fields["sb_gui_scaling"] then
 274                 local event = core.explode_scrollbar_event(fields["sb_gui_scaling"])
 275
 276                 if event.type == "CHG" then
 277                         local tosave = string.format("%.2f",scrollbar_to_gui_scale(event.value))
 278                         core.setting_set("gui_scaling",tosave)
 279                         return true
 280                 end
 281         end
 282         if fields["cb_touchscreen_target"] then
 283                 core.setting_set("touchtarget", fields["cb_touchscreen_target"])
 284                 return true
 285         end
 286         if fields["btn_reset_singleplayer"] then
 287                 print("sp reset")
 288                 showconfirm_reset(this)
 289                 return true
 290         end
 291         --Note dropdowns have to be handled LAST!
 292         local ddhandled = false
 293         if fields["dd_touchthreshold"] then
 294                 core.setting_set("touchscreen_threshold",fields["dd_touchthreshold"])
 295                 ddhandled = true
 296         end
 297
 298         return ddhandled
 299 end
 300
 301 tab_settings = {
 302         name = "settings",
 303         caption = fgettext("Settings"),
 304         cbf_formspec = formspec,
 305         cbf_button_handler = handle_settings_buttons
 306         }