mirror of
https://github.com/koreader/koreader
synced 2024-10-31 21:20:20 +00:00
273 lines
12 KiB
Lua
273 lines
12 KiB
Lua
local Device = require("device")
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local S = require("ui/data/strings")
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local optionsutil = require("ui/data/optionsutil")
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local _ = require("gettext")
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local Screen = Device.screen
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-- add multiply operator to Aa dict
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local Aa = setmetatable({"Aa"}, {
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__mul = function(t, mul)
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local new = {}
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for i = 1, mul do
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for _, v in ipairs(t) do table.insert(new, v) end
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end
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return new
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end
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})
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local CreOptions = {
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prefix = 'copt',
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{
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icon = "resources/icons/appbar.transform.rotate.right.large.png",
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options = {
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{
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name = "screen_mode",
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name_text = S.SCREEN_MODE,
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toggle = {S.PORTRAIT, S.LANDSCAPE},
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alternate = false,
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args = {"portrait", "landscape"},
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default_arg = "portrait",
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current_func = function() return Screen:getScreenMode() end,
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event = "ChangeScreenMode",
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name_text_hold_callback = optionsutil.showValues,
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}
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}
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},
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{
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icon = "resources/icons/appbar.column.two.large.png",
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options = {
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{
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name = "view_mode",
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name_text = S.VIEW_MODE,
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toggle = {S.VIEW_SCROLL, S.VIEW_PAGE},
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values = {1, 0},
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default_value = 0,
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args = {"scroll", "page"},
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default_arg = "page",
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event = "SetViewMode",
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name_text_hold_callback = optionsutil.showValues,
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help_text = _([[- 'scroll' mode allows you to scroll the text like you would in a web browser (the 'Page Overlap' setting is only available in this mode).
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- 'page' mode splits the text into pages, at the most acceptable places (page numbers and the number of pages may change when you change fonts, margins, styles, etc.).]]),
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},
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{
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name = "render_dpi",
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name_text = S.ZOOM_DPI,
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toggle = {S.OFF, "48", "96¹’¹", "167", "212", "300"},
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values = {0, 48, 96, 167, 212, 300},
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default_value = 96,
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args = {0, 48, 96, 167, 212, 300},
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event = "SetRenderDPI",
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name_text_hold_callback = optionsutil.showValues,
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help_text = _([[Sets the DPI used to scale absolute CSS units and images:
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- off: ignore absolute units (old engine behavior).
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- 96¹’¹: at 96 DPI, 1 CSS pixel = 1 screen pixel and images are rendered at their original dimensions.
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- other values scale CSS absolute units and images by a factor (300 DPI = x3, 48 DPI = x0.5)
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Using your device's actual DPI will ensure 1 cm in CSS actually translates to 1 cm on screen.
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Note that your selected font size is not affected by this setting.]]),
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},
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{
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name = "line_spacing",
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name_text = S.LINE_SPACING,
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toggle = {S.SMALL, S.MEDIUM, S.LARGE},
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values = {
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DCREREADER_CONFIG_LINE_SPACE_PERCENT_SMALL,
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DCREREADER_CONFIG_LINE_SPACE_PERCENT_MEDIUM,
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DCREREADER_CONFIG_LINE_SPACE_PERCENT_LARGE,
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},
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default_value = DCREREADER_CONFIG_LINE_SPACE_PERCENT_MEDIUM,
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event = "SetLineSpace",
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args = {
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DCREREADER_CONFIG_LINE_SPACE_PERCENT_SMALL,
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DCREREADER_CONFIG_LINE_SPACE_PERCENT_MEDIUM,
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DCREREADER_CONFIG_LINE_SPACE_PERCENT_LARGE,
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},
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name_text_hold_callback = optionsutil.showValues,
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-- used by showValues
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name_text_suffix = "%",
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name_text_true_values = true,
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},
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{
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name = "page_margins",
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name_text = S.PAGE_MARGIN,
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toggle = {S.SMALL, S.MEDIUM, S.LARGE},
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values = {
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DCREREADER_CONFIG_MARGIN_SIZES_SMALL,
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DCREREADER_CONFIG_MARGIN_SIZES_MEDIUM,
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DCREREADER_CONFIG_MARGIN_SIZES_LARGE,
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},
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default_value = DCREREADER_CONFIG_MARGIN_SIZES_MEDIUM,
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event = "SetPageMargins",
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args = {
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DCREREADER_CONFIG_MARGIN_SIZES_SMALL,
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DCREREADER_CONFIG_MARGIN_SIZES_MEDIUM,
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DCREREADER_CONFIG_MARGIN_SIZES_LARGE,
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},
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name_text_hold_callback = optionsutil.showValuesMargins,
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},
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}
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},
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{
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icon = "resources/icons/appbar.text.size.large.png",
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options = {
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{
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name = "font_size",
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item_text = Aa * #DCREREADER_CONFIG_FONT_SIZES,
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item_align_center = 1.0,
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spacing = 15,
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item_font_size = DCREREADER_CONFIG_FONT_SIZES,
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values = DCREREADER_CONFIG_FONT_SIZES,
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default_value = DCREREADER_CONFIG_DEFAULT_FONT_SIZE,
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args = DCREREADER_CONFIG_FONT_SIZES,
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event = "SetFontSize",
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},
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{
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name = "font_fine_tune",
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name_text = S.FONTSIZE_FINE_TUNING,
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toggle = Device:isTouchDevice() and {S.DECREASE, S.INCREASE} or nil,
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item_text = not Device:isTouchDevice() and {S.DECREASE, S.INCREASE} or nil,
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event = "ChangeSize",
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args = {"decrease", "increase"},
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alternate = false,
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name_text_hold_callback = function(configurable, __, prefix)
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local opt = {
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name = "font_size",
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name_text = _("Font Size"),
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}
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optionsutil.showValues(configurable, opt, prefix)
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end,
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}
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}
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},
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{
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icon = "resources/icons/appbar.grade.b.large.png",
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options = {
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{
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name = "font_weight",
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name_text = S.FONT_WEIGHT,
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toggle = {S.REGULAR, S.BOLD},
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values = {0, 1},
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default_value = 0,
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args = {0, 1},
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event = "ToggleFontBolder",
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name_text_hold_callback = optionsutil.showValues,
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},
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{
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name = "font_gamma",
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name_text = S.CONTRAST,
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buttonprogress = true,
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default_value = 15, -- gamma = 1.0
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default_pos = 2,
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values = {10, 15, 25, 30, 36, 43, 49, 56},
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event = "SetFontGamma",
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args = {10, 15, 25, 30, 36, 43, 49, 56},
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-- gamma values for these indexes are:
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labels = {0.8, 1.0, 1.45, 1.90, 2.50, 4.0, 8.0, 15.0},
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name_text_hold_callback = optionsutil.showValues,
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},
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{
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name = "font_hinting",
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name_text = S.FONT_HINT,
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toggle = {S.OFF, S.NATIVE, S.AUTO},
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values = {0, 1, 2},
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default_value = 2,
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args = {0, 1, 2},
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event = "SetFontHinting",
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name_text_hold_callback = optionsutil.showValues,
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help_text = _([[Font hinting is the process by which fonts are adjusted for maximum readability on the screen's pixel grid.
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- off: no hinting.
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- native: use the font internal hinting instructions.
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- auto: use FreeType's hinting algorithm, ignoring font instructions.]]),
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},
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{
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name = "font_kerning",
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name_text = S.FONT_KERNING,
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toggle = {S.OFF, S.FAST, S.ENHANCED},
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values = {0, 1, 2},
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default_value = 1,
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args = {0, 1, 2},
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event = "SetFontKerning",
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name_text_hold_callback = optionsutil.showValues,
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help_text = _([[Font kerning is the process of adjusting the spacing between individual letter forms, to achieve a visually pleasing result.
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- off: no kerning.
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- fast: use FreeType's kerning implementation (no ligatures).
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- enhanced: use HarfBuzz's kerning implementation (slower, but may support ligatures with some fonts).
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(Font Hinting may need to be adjusted for the best result with either kerning implementation.)]]),
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},
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{
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name = "space_condensing",
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name_text = S.WORD_GAP,
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toggle = {S.SMALL, S.MEDIUM, S.LARGE},
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values = {
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DCREREADER_CONFIG_WORD_GAP_SMALL,
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DCREREADER_CONFIG_WORD_GAP_MEDIUM,
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DCREREADER_CONFIG_WORD_GAP_LARGE,
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},
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default_value = DCREREADER_CONFIG_WORD_GAP_MEDIUM,
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args = {
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DCREREADER_CONFIG_WORD_GAP_SMALL,
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DCREREADER_CONFIG_WORD_GAP_MEDIUM,
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DCREREADER_CONFIG_WORD_GAP_LARGE,
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},
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event = "SetSpaceCondensing",
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name_text_hold_callback = optionsutil.showValues,
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-- used by showValues
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name_text_suffix = "%",
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name_text_true_values = true,
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help_text = _([[Tells the rendering engine how much each 'space' character in the text can be reduced from its regular width to make words fit on a line (100% means no reduction).]]),
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}
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}
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},
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{
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icon = "resources/icons/appbar.settings.large.png",
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options = {
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{
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name = "status_line",
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name_text = S.PROGRESS_BAR,
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toggle = {S.FULL, S.MINI},
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values = {0, 1},
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default_value = DCREREADER_PROGRESS_BAR,
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args = {0, 1},
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default_arg = DCREREADER_PROGRESS_BAR,
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event = "SetStatusLine",
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name_text_hold_callback = optionsutil.showValues,
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help_text = _([[- 'full' displays a status bar at the top of the screen (this status bar can't be customized).
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- 'mini' displays a status bar at the bottom of the screen, which can be toggled by tapping. The items displayed can be customized via the main menu.]]),
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},
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{
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name = "embedded_css",
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name_text = S.EMBEDDED_STYLE,
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toggle = {S.ON, S.OFF},
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values = {1, 0},
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default_value = 1,
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args = {true, false},
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default_arg = nil,
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event = "ToggleEmbeddedStyleSheet",
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name_text_hold_callback = optionsutil.showValues,
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help_text = _([[Enable or disable publisher stylesheets embedded in the book.
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(Note that less radical changes can be achieved via Style Tweaks in the main menu.)]]),
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},
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{
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name = "embedded_fonts",
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name_text = S.EMBEDDED_FONTS,
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toggle = {S.ON, S.OFF},
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values = {1, 0},
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default_value = 1,
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args = {true, false},
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default_arg = nil,
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event = "ToggleEmbeddedFonts",
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enabled_func = function(configurable)
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return optionsutil.enableIfEquals(configurable, "embedded_css", 1)
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end,
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name_text_hold_callback = optionsutil.showValues,
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help_text = _([[Enable or disable the use of the fonts embedded in the book.
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(Disabling the fonts specified in the publisher stylesheets can also be achieved via Style Tweaks in the main menu.)]]),
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},
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},
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},
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}
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return CreOptions
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