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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,251 @@ | ||
| ---@module 'component-explorer.help' | ||
| local help = dofile_once("mods/component-explorer/help.lua") | ||
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| ---@module 'component-explorer.utils.player_util' | ||
| local player_util = dofile_once("mods/component-explorer/utils/player_util.lua") | ||
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| ---@module 'component-explorer.utils.ce_settings' | ||
| local ce_settings = dofile_once("mods/component-explorer/utils/ce_settings.lua") | ||
|
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| dofile_once("data/scripts/lib/utilities.lua") | ||
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| local TEMPORARY_VISIBLE = 30 | ||
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| local cursor = {} | ||
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| ---@enum CURSOR_PARENT | ||
| cursor.CURSOR_PARENT = { | ||
| camera = "camera", | ||
| world = "world", | ||
| player = "player", | ||
| } | ||
|
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| ---Get name of enum value | ||
| ---@param parent CURSOR_PARENT | ||
| ---@return string | ||
| function cursor.parent_name(parent) | ||
| if parent == cursor.CURSOR_PARENT.world then return "World" end | ||
| if parent == cursor.CURSOR_PARENT.camera then return "Camera" end | ||
| if parent == cursor.CURSOR_PARENT.player then return "Player" end | ||
| error("Bad enum value") | ||
| end | ||
|
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||
| ---@type CURSOR_PARENT[] | ||
| local cursor_options = {} | ||
| for _, v in pairs(cursor.CURSOR_PARENT) do | ||
| table.insert(cursor_options, v) | ||
| end | ||
| table.sort(cursor_options, | ||
| function(a, b) return cursor.parent_name(a) < cursor.parent_name(b) end) | ||
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| cursor.current_parent = ce_settings.get("parent") --[[@as CURSOR_PARENT]] | ||
| cursor.rx, cursor.ry = 0, 0 | ||
| cursor.keep_visible = ce_settings.get("keep_visible") --[[@as boolean]] | ||
| ---@type integer | ||
| cursor.visible_frames = 0 | ||
|
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||
| ---Get current position of the cursor. | ||
| ---@return number X coordinate | ||
| ---@return number Y coordinate | ||
| function cursor.pos() | ||
| local px, py = cursor.parent_pos() | ||
| return px + cursor.rx, py + cursor.ry | ||
| end | ||
|
|
||
| ---Get coordinate of the thing the cursor is parented to. | ||
| ---@return number X coordinate | ||
| ---@return number Y coordinate | ||
| function cursor.parent_pos() | ||
| if cursor.current_parent == cursor.CURSOR_PARENT.world then | ||
| return 0, 0 | ||
| end | ||
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| if cursor.current_parent == cursor.CURSOR_PARENT.camera then | ||
| local cx, cy, cw, ch = GameGetCameraBounds() | ||
| return cx + cw * 0.5, cy + ch * 0.5 | ||
| end | ||
|
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| if cursor.current_parent == cursor.CURSOR_PARENT.player then | ||
| local p = player_util.get_player() | ||
| if p then | ||
| local x, y = EntityGetTransform(p) | ||
| return x, y | ||
| end | ||
| end | ||
|
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| return 0, 0 | ||
| end | ||
|
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| ---Set absolute position of cursor | ||
| ---@param x number | ||
| ---@param y number | ||
| ---@param make_visible boolean? Make visible for a short moment | ||
| function cursor.set_pos(x, y, make_visible) | ||
| if make_visible then | ||
| cursor.visible_frames = TEMPORARY_VISIBLE | ||
| end | ||
| local px, py = cursor.parent_pos() | ||
| cursor.set_relative_pos(x - px, y - py) | ||
| end | ||
|
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||
| ---Set cursor position relative to parent | ||
| ---@param rx number | ||
| ---@param ry number | ||
| function cursor.set_relative_pos(rx, ry) | ||
| cursor.rx = rx | ||
| cursor.ry = ry | ||
| end | ||
|
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| function cursor.set_parent(new_parent) | ||
| local cx, cy = cursor.pos() | ||
| cursor.current_parent = new_parent | ||
|
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| -- Update position to be the same as before | ||
|
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| -- Except if it's now camera relative we force it to be on screen | ||
| if cursor.current_parent == cursor.CURSOR_PARENT.camera then | ||
| local cam_x, cam_y, cam_w, cam_h = GameGetCameraBounds() | ||
| if cx < cam_x or cx > cam_x + cam_w or cy < cam_y or cy > cam_y + cam_h then | ||
| -- Would be off screen, recenter | ||
| cursor.set_relative_pos(0, 0) | ||
| return | ||
| end | ||
| end | ||
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| cursor.set_pos(cx, cy) | ||
| end | ||
|
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| local gui = GuiCreate() | ||
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| local function world2screen(x, y) | ||
| local virt_x = MagicNumbersGetValue("VIRTUAL_RESOLUTION_X") | ||
| local virt_y = MagicNumbersGetValue("VIRTUAL_RESOLUTION_Y") | ||
| local cx, cy = GameGetCameraBounds() | ||
| local screen_width, screen_height = GuiGetScreenDimensions(gui) | ||
|
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||
| -- Bunch of weird constants in here but it seems to improve the accuracy of | ||
| -- the conversion. | ||
| return | ||
| (x - cx - 2.8) / (virt_x - 0) * screen_width, | ||
| (y - cy - 0.5) / (virt_y * 0.99) * screen_height | ||
| end | ||
|
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| function cursor.update() | ||
| GuiStartFrame(gui) | ||
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| local show = false | ||
| local alpha = 1 | ||
|
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| if cursor.config_open or cursor.keep_visible then | ||
| show = true | ||
| elseif cursor.visible_frames > 0 then | ||
| show = true | ||
| alpha = cursor.visible_frames / TEMPORARY_VISIBLE | ||
| end | ||
|
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| if show then | ||
| if cursor.visible_frames > 0 then | ||
| cursor.visible_frames = cursor.visible_frames - 1 | ||
| end | ||
|
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| local w, h = GuiGetImageDimensions(gui, "mods/component-explorer/ui/cursor.png") | ||
| local x, y = world2screen(cursor.pos()) | ||
| GuiOptionsAddForNextWidget(gui, GUI_OPTION.NonInteractive) | ||
| GuiImage(gui, 1, x - w * 0.5, y - h * 0.5, "mods/component-explorer/ui/cursor.png", alpha, 1, 1) | ||
| end | ||
|
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| end | ||
|
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| local function config_content() | ||
| local _ | ||
| _, cursor.keep_visible = imgui.Checkbox("Keep visible", cursor.keep_visible) | ||
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| imgui.SameLine() | ||
| help.marker("Keep the cursor visible even after closing the config window.") | ||
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| if cursor.current_parent ~= cursor.CURSOR_PARENT.world then imgui.BeginDisabled() end | ||
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| local cx, cy = cursor.pos() | ||
| local poschange | ||
| poschange, cx, cy = imgui.InputFloat2("Position", cx, cy) | ||
| if poschange then | ||
| cursor.set_pos(cx, cy) | ||
| end | ||
|
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| if cursor.current_parent ~= cursor.CURSOR_PARENT.world then imgui.EndDisabled() end | ||
|
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| if imgui.BeginCombo("Parent", cursor.parent_name(cursor.current_parent)) then | ||
| for _, cp in ipairs(cursor_options) do | ||
| if imgui.Selectable(cursor.parent_name(cp), cursor.current_parent == cp) then | ||
| cursor.set_parent(cp) | ||
| end | ||
| end | ||
| imgui.EndCombo() | ||
| end | ||
|
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| if cursor.current_parent ~= cursor.CURSOR_PARENT.world then | ||
| imgui.SetNextItemWidth(250) | ||
| local relchange, rx, ry = imgui.InputFloat2("Offset", cursor.rx, cursor.ry) | ||
| if relchange then | ||
| cursor.set_relative_pos(rx, ry) | ||
| end | ||
|
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| imgui.SameLine() | ||
| if imgui.Button("Zero") then | ||
| cursor.set_relative_pos(0, 0) | ||
| end | ||
| end | ||
| end | ||
|
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||
| local function about_content() | ||
| local example = "local x, y = cursor.pos()" | ||
| imgui.TextWrapped(table.concat({ | ||
| "Component Explorer defines its own cursor that you can place in the world. ", | ||
| "CE will use this in the future when it needs a location, for instance, when spawning in items.\n\n", | ||
| "You can use the cursors yourself from the Lua console and user scripts.\n", | ||
| "Do `" .. example .. "` to get the position of the cursor in the world and use it in the console! :)\n\n", | ||
| })) | ||
|
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| imgui.BeginDisabled() | ||
| imgui.InputText("##ex", example) | ||
| imgui.EndDisabled() | ||
| imgui.SameLine() | ||
| if imgui.Button("Copy") then | ||
| imgui.SetClipboardText(example) | ||
| end | ||
|
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| imgui.Dummy(0, 20) | ||
| imgui.TextWrapped(table.concat({ | ||
| "You can use this window to configure the cursor. ", | ||
| "To change the default values, go into the mod settings.\n\n", | ||
| "Use CTRL+SHIFT+Click to position the cursor, this works best when using ImGui version 1.15.1 or above." | ||
| })) | ||
| end | ||
|
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| cursor.config_open = false | ||
|
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| function cursor.config_show() | ||
| imgui.SetNextWindowSize(480, 200, imgui.Cond.FirstUseEver) | ||
| local show | ||
| show, cursor.config_open = imgui.Begin("Cursor Config", cursor.config_open) | ||
|
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| if not show then | ||
| return | ||
| end | ||
|
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| if imgui.BeginTabBar("##cursor_config") then | ||
| if imgui.BeginTabItem("Config") then | ||
| config_content() | ||
| imgui.EndTabItem() | ||
| end | ||
| if imgui.BeginTabItem("About") then | ||
| about_content() | ||
| imgui.EndTabItem() | ||
| end | ||
| imgui.EndTabBar() | ||
| end | ||
|
|
||
| imgui.End() | ||
| end | ||
|
|
||
| return cursor |
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This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
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