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 video_drivers = core.get_video_drivers()
 114
 115         local video_driver_string = ""
 116         local current_video_driver_idx = 0
 117         local current_video_driver = core.setting_get("video_driver")
 118         for i=1, #video_drivers, 1 do
 119
 120                 if i ~= 1 then
 121                         video_driver_string = video_driver_string .. ","
 122                 end
 123                 video_driver_string = video_driver_string .. video_drivers[i]
 124
 125                 local video_driver = string.gsub(video_drivers[i], " ", "")
 126                 if current_video_driver:lower() == video_driver:lower() then
 127                         current_video_driver_idx = i
 128                 end
 129         end
 130
 131
 132         local tab_string =
 133                 "box[0,0;3.5,4;#999999]" ..
 134                 "checkbox[0.25,0;cb_smooth_lighting;".. fgettext("Smooth Lighting")
 135                                 .. ";".. dump(core.setting_getbool("smooth_lighting")) .. "]"..
 136                 "checkbox[0.25,0.5;cb_particles;".. fgettext("Enable Particles") .. ";"
 137                                 .. dump(core.setting_getbool("enable_particles"))       .. "]"..
 138                 "checkbox[0.25,1;cb_3d_clouds;".. fgettext("3D Clouds") .. ";"
 139                                 .. dump(core.setting_getbool("enable_3d_clouds")) .. "]"..
 140                 "checkbox[0.25,1.5;cb_fancy_trees;".. fgettext("Fancy Trees") .. ";"
 141                                 .. dump(core.setting_getbool("new_style_leaves")) .. "]"..
 142                 "checkbox[0.25,2.0;cb_opaque_water;".. fgettext("Opaque Water") .. ";"
 143                                 .. dump(core.setting_getbool("opaque_water")) .. "]"..
 144                 "checkbox[0.25,2.5;cb_connected_glass;".. fgettext("Connected Glass") .. ";"
 145                                 .. dump(core.setting_getbool("connected_glass"))        .. "]"..
 146                 "dropdown[0.25,3.25;3.25;dd_video_driver;"
 147                         .. video_driver_string .. ";" .. current_video_driver_idx .. "]" ..
 148                 "tooltip[dd_video_driver;" ..
 149                         fgettext("Restart minetest for driver change to take effect") .. "]" ..
 150                 "box[3.75,0;3.75,2.5;#999999]" ..
 151                 "checkbox[4,0;cb_mipmapping;".. fgettext("Mip-Mapping") .. ";"
 152                                 .. dump(core.setting_getbool("mip_map")) .. "]"..
 153                 "checkbox[4,0.5;cb_anisotrophic;".. fgettext("Anisotropic Filtering") .. ";"
 154                                 .. dump(core.setting_getbool("anisotropic_filter")) .. "]"..
 155                 "checkbox[4,1.0;cb_bilinear;".. fgettext("Bi-Linear Filtering") .. ";"
 156                                 .. dump(core.setting_getbool("bilinear_filter")) .. "]"..
 157                 "checkbox[4,1.5;cb_trilinear;".. fgettext("Tri-Linear Filtering") .. ";"
 158                                 .. dump(core.setting_getbool("trilinear_filter")) .. "]"..
 159                 "box[7.75,0;4,4;#999999]" ..
 160                 "checkbox[8,0;cb_shaders;".. fgettext("Shaders") .. ";"
 161                                 .. dump(core.setting_getbool("enable_shaders")) .. "]"
 162         if PLATFORM ~= "Android" then
 163                 tab_string = tab_string ..
 164                 "button[8,4.75;3.75,0.5;btn_change_keys;".. fgettext("Change keys") .. "]"
 165         else
 166                 tab_string = tab_string ..
 167                 "button[8,4.75;3.75,0.5;btn_reset_singleplayer;".. fgettext("Reset singleplayer world") .. "]"
 168         end
 169         tab_string = tab_string ..
 170                 "box[0,4.25;3.5,1.25;#999999]" ..
 171                 "label[0.25,4.25;" .. fgettext("GUI scale factor") .. "]" ..
 172                 "scrollbar[0.25,4.75;3,0.4;sb_gui_scaling;horizontal;" ..
 173                  gui_scale_to_scrollbar() .. "]" ..
 174                 "tooltip[sb_gui_scaling;" ..
 175                         fgettext("Scaling factor applied to menu elements: ") ..
 176                         dump(core.setting_get("gui_scaling")) .. "]"
 177
 178         if PLATFORM == "Android" then
 179                 tab_string = tab_string ..
 180                 "box[4.25,2.75;3.25,2.15;#999999]" ..
 181                 "checkbox[4.5,2.75;cb_touchscreen_target;".. fgettext("Touch free target") .. ";"
 182                                 .. dump(core.setting_getbool("touchtarget")) .. "]"
 183         end
 184
 185         if core.setting_get("touchscreen_threshold") ~= nil then
 186                 tab_string = tab_string ..
 187                                 "label[4.5,3.5;" .. fgettext("Touchthreshold (px)") .. "]" ..
 188                                 "dropdown[4.5,4;3;dd_touchthreshold;0,10,20,30,40,50;" ..
 189                                 ((tonumber(core.setting_get("touchscreen_threshold"))/10)+1) .. "]"
 190         end
 191
 192         if core.setting_getbool("enable_shaders") then
 193                 tab_string = tab_string ..
 194                                 "checkbox[8,0.5;cb_bumpmapping;".. fgettext("Bumpmapping") .. ";"
 195                                                 .. dump(core.setting_getbool("enable_bumpmapping")) .. "]"..
 196                                 "checkbox[8,1.0;cb_generate_normalmaps;".. fgettext("Generate Normalmaps") .. ";"
 197                                                 .. dump(core.setting_getbool("generate_normalmaps")) .. "]"..
 198                                 "checkbox[8,1.5;cb_parallax;".. fgettext("Parallax Occlusion") .. ";"
 199                                                 .. dump(core.setting_getbool("enable_parallax_occlusion")) .. "]"..
 200                                 "checkbox[8,2.0;cb_waving_water;".. fgettext("Waving Water") .. ";"
 201                                                 .. dump(core.setting_getbool("enable_waving_water")) .. "]"..
 202                                 "checkbox[8,2.5;cb_waving_leaves;".. fgettext("Waving Leaves") .. ";"
 203                                                 .. dump(core.setting_getbool("enable_waving_leaves")) .. "]"..
 204                                 "checkbox[8,3.0;cb_waving_plants;".. fgettext("Waving Plants") .. ";"
 205                                                 .. dump(core.setting_getbool("enable_waving_plants")) .. "]"
 206         else
 207                 tab_string = tab_string ..
 208                                 "textlist[8.33,0.7;4,1;;#888888" .. fgettext("Bumpmapping") .. ";0;true]" ..
 209                                 "textlist[8.33,1.2;4,1;;#888888" .. fgettext("Generate Normalmaps") .. ";0;true]" ..
 210                                 "textlist[8.33,1.7;4,1;;#888888" .. fgettext("Parallax Occlusion") .. ";0;true]" ..
 211                                 "textlist[8.33,2.2;4,1;;#888888" .. fgettext("Waving Water") .. ";0;true]" ..
 212                                 "textlist[8.33,2.7;4,1;;#888888" .. fgettext("Waving Leaves") .. ";0;true]" ..
 213                                 "textlist[8.33,3.2;4,1;;#888888" .. fgettext("Waving Plants") .. ";0;true]"
 214                 end
 215         return tab_string
 216 end
 217
 218 --------------------------------------------------------------------------------
 219 local function handle_settings_buttons(this, fields, tabname, tabdata)
 220         if fields["cb_fancy_trees"] then
 221                 core.setting_set("new_style_leaves", fields["cb_fancy_trees"])
 222                 return true
 223         end
 224         if fields["cb_smooth_lighting"] then
 225                 core.setting_set("smooth_lighting", fields["cb_smooth_lighting"])
 226                 return true
 227         end
 228         if fields["cb_3d_clouds"] then
 229                 core.setting_set("enable_3d_clouds", fields["cb_3d_clouds"])
 230                 return true
 231         end
 232         if fields["cb_opaque_water"] then
 233                 core.setting_set("opaque_water", fields["cb_opaque_water"])
 234                 return true
 235         end
 236         if fields["cb_mipmapping"] then
 237                 core.setting_set("mip_map", fields["cb_mipmapping"])
 238                 return true
 239         end
 240         if fields["cb_anisotrophic"] then
 241                 core.setting_set("anisotropic_filter", fields["cb_anisotrophic"])
 242                 return true
 243         end
 244         if fields["cb_bilinear"] then
 245                 core.setting_set("bilinear_filter", fields["cb_bilinear"])
 246                 return true
 247         end
 248         if fields["cb_trilinear"] then
 249                 core.setting_set("trilinear_filter", fields["cb_trilinear"])
 250                 return true
 251         end
 252         if fields["cb_shaders"] then
 253                 if (core.setting_get("video_driver") == "direct3d8" or core.setting_get("video_driver") == "direct3d9") then
 254                         core.setting_set("enable_shaders", "false")
 255                         gamedata.errormessage = fgettext("To enable shaders the OpenGL driver needs to be used.")
 256                 else
 257                         core.setting_set("enable_shaders", fields["cb_shaders"])
 258                 end
 259                 return true
 260         end
 261         if fields["cb_connected_glass"] then
 262                 core.setting_set("connected_glass", fields["cb_connected_glass"])
 263                 return true
 264         end
 265         if fields["cb_particles"] then
 266                 core.setting_set("enable_particles", fields["cb_particles"])
 267                 return true
 268         end
 269         if fields["cb_bumpmapping"] then
 270                 core.setting_set("enable_bumpmapping", fields["cb_bumpmapping"])
 271         end
 272         if fields["cb_generate_normalmaps"] then
 273                 core.setting_set("generate_normalmaps", fields["cb_generate_normalmaps"])
 274         end
 275         if fields["cb_parallax"] then
 276                 core.setting_set("enable_parallax_occlusion", fields["cb_parallax"])
 277                 return true
 278         end
 279         if fields["cb_waving_water"] then
 280                 core.setting_set("enable_waving_water", fields["cb_waving_water"])
 281                 return true
 282         end
 283         if fields["cb_waving_leaves"] then
 284                 core.setting_set("enable_waving_leaves", fields["cb_waving_leaves"])
 285         end
 286         if fields["cb_waving_plants"] then
 287                 core.setting_set("enable_waving_plants", fields["cb_waving_plants"])
 288                 return true
 289         end
 290         if fields["btn_change_keys"] ~= nil then
 291                 core.show_keys_menu()
 292                 return true
 293         end
 294
 295         if fields["sb_gui_scaling"] then
 296                 local event = core.explode_scrollbar_event(fields["sb_gui_scaling"])
 297
 298                 if event.type == "CHG" then
 299                         local tosave = string.format("%.2f",scrollbar_to_gui_scale(event.value))
 300                         core.setting_set("gui_scaling",tosave)
 301                         return true
 302                 end
 303         end
 304         if fields["cb_touchscreen_target"] then
 305                 core.setting_set("touchtarget", fields["cb_touchscreen_target"])
 306                 return true
 307         end
 308         if fields["btn_reset_singleplayer"] then
 309                 showconfirm_reset(this)
 310                 return true
 311         end
 312
 313         --Note dropdowns have to be handled LAST!
 314         local ddhandled = false
 315         if fields["dd_touchthreshold"] then
 316                 core.setting_set("touchscreen_threshold",fields["dd_touchthreshold"])
 317                 ddhandled = true
 318         end
 319         if fields["dd_video_driver"] then
 320                 local video_driver = string.gsub(fields["dd_video_driver"], " ", "")
 321                 core.setting_set("video_driver",string.lower(video_driver))
 322                 ddhandled = true
 323         end
 324
 325         return ddhandled
 326 end
 327
 328 tab_settings = {
 329         name = "settings",
 330         caption = fgettext("Settings"),
 331         cbf_formspec = formspec,
 332         cbf_button_handler = handle_settings_buttons
 333         }