138 lines
7.1 KiB
Lua
138 lines
7.1 KiB
Lua
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local clay = require("clay")
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-- --------------------------------------------------------------------------------------
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local math_max = math.max
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local math_min = math.min
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local clay_utils = {}
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-- --------------------------------------------------------------------------------------
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local CLAY__INIT = function(ctype) return ffi.new( ctype ) end
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local CLAY__WRAPPER_TYPE = function(ctype) return "Clay__"..ctype.."Wrapper" end
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local CLAY__WRAPPER_STRUCT = function(ctype) return [[typedef struct { ]]..ctype..[[ wrapped; } ]]..CLAY__WRAPPER_TYPE(ctype)..";" end
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local CLAY__CONFIG_WRAPPER = function(ctype, ...) return CLAY__INIT(CLAY__WRAPPER_TYPE(ctype)).wrapped end
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-- --------------------------------------------------------------------------------------
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local CLAY__MAX = function(x, y) return math_max(x, y) end
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local CLAY__MIN = function(x, y) return math_min(x, y) end
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clay_utils.CLAY_LAYOUT = function(layoutElement)
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clay.Clay__AttachLayoutConfig(clay.Clay__StoreLayoutConfig(layoutElement) )
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end
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clay_utils.CLAY_RECTANGLE = function(rectconfig)
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local rectElement = ffi.new("Clay_ElementConfigUnion", {
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rectangleElementConfig = clay.Clay__StoreRectangleElementConfig(rectconfig)
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})
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clay.Clay__AttachElementConfig( rectElement, clay.CLAY__ELEMENT_CONFIG_TYPE_RECTANGLE )
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end
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clay_utils.CLAY_TEXT_CONFIG = function(...)
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return clay.Clay__StoreTextElementConfig( ffi.new("Clay_TextElementConfig", ...))
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end
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-- CLAY_IMAGE(...) Clay__AttachElementConfig(CLAY__INIT(Clay_ElementConfigUnion) { .imageElementConfig = Clay__StoreImageElementConfig(CLAY__CONFIG_WRAPPER(Clay_ImageElementConfig, __VA_ARGS__)) }, CLAY__ELEMENT_CONFIG_TYPE_IMAGE)
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-- CLAY_FLOATING(...) Clay__AttachElementConfig(CLAY__INIT(Clay_ElementConfigUnion) { .floatingElementConfig = Clay__StoreFloatingElementConfig(CLAY__CONFIG_WRAPPER(Clay_FloatingElementConfig, __VA_ARGS__)) }, CLAY__ELEMENT_CONFIG_TYPE_FLOATING_CONTAINER)
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-- CLAY_CUSTOM_ELEMENT(...) Clay__AttachElementConfig(CLAY__INIT(Clay_ElementConfigUnion) { .customElementConfig = Clay__StoreCustomElementConfig(CLAY__CONFIG_WRAPPER(Clay_CustomElementConfig, __VA_ARGS__)) }, CLAY__ELEMENT_CONFIG_TYPE_CUSTOM)
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-- CLAY_SCROLL(...) Clay__AttachElementConfig(CLAY__INIT(Clay_ElementConfigUnion) { .scrollElementConfig = Clay__StoreScrollElementConfig(CLAY__CONFIG_WRAPPER(Clay_ScrollElementConfig, __VA_ARGS__)) }, CLAY__ELEMENT_CONFIG_TYPE_SCROLL_CONTAINER)
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-- CLAY_BORDER(...) Clay__AttachElementConfig(CLAY__INIT(Clay_ElementConfigUnion) { .borderElementConfig = Clay__StoreBorderElementConfig(CLAY__CONFIG_WRAPPER(Clay_BorderElementConfig, __VA_ARGS__)) }, CLAY__ELEMENT_CONFIG_TYPE_BORDER_CONTAINER)
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-- CLAY_BORDER_OUTSIDE(...) Clay__AttachElementConfig(CLAY__INIT(Clay_ElementConfigUnion) { .borderElementConfig = Clay__StoreBorderElementConfig(CLAY__INIT(Clay_BorderElementConfig) { .left = __VA_ARGS__, .right = __VA_ARGS__, .top = __VA_ARGS__, .bottom = __VA_ARGS__ }) }, CLAY__ELEMENT_CONFIG_TYPE_BORDER_CONTAINER)
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-- CLAY_BORDER_OUTSIDE_RADIUS(width, color, radius) Clay__AttachElementConfig(CLAY__INIT(Clay_ElementConfigUnion) { .borderElementConfig = Clay__StoreBorderElementConfig(CLAY__INIT(Clay_BorderElementConfig) { .left = { width, color }, .right = { width, color }, .top = { width, color }, .bottom = { width, color }, .cornerRadius = CLAY_CORNER_RADIUS(radius) })}, CLAY__ELEMENT_CONFIG_TYPE_BORDER_CONTAINER)
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-- CLAY_BORDER_ALL(...) Clay__AttachElementConfig(CLAY__INIT(Clay_ElementConfigUnion) { .borderElementConfig = Clay__StoreBorderElementConfig(CLAY__INIT(Clay_BorderElementConfig) { .left = __VA_ARGS__, .right = __VA_ARGS__, .top = __VA_ARGS__, .bottom = __VA_ARGS__, .betweenChildren = __VA_ARGS__ } ) }, CLAY__ELEMENT_CONFIG_TYPE_BORDER_CONTAINER)
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-- CLAY_BORDER_ALL_RADIUS(width, color, radius) Clay__AttachElementConfig(CLAY__INIT(Clay_ElementConfigUnion) { .borderElementConfig = Clay__StoreBorderElementConfig(CLAY__INIT(Clay_BorderElementConfig) { .left = { width, color }, .right = { width, color }, .top = { width, color }, .bottom = { width, color }, .betweenChildren = { width, color }, .cornerRadius = CLAY_CORNER_RADIUS(radius)}) }, CLAY__ELEMENT_CONFIG_TYPE_BORDER_CONTAINER)
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-- CLAY_CORNER_RADIUS(radius) (CLAY__INIT(Clay_CornerRadius) { radius, radius, radius, radius })
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-- CLAY_PADDING_ALL(padding) CLAY__CONFIG_WRAPPER(Clay_Padding, { padding, padding, padding, padding })
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-- CLAY_SIZING_FIT(...) (CLAY__INIT(Clay_SizingAxis) { .size = { .minMax = { __VA_ARGS__ } }, .type = CLAY__SIZING_TYPE_FIT })
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-- CLAY_SIZING_GROW(...) (CLAY__INIT(Clay_SizingAxis) { .size = { .minMax = { __VA_ARGS__ } }, .type = CLAY__SIZING_TYPE_GROW })
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-- CLAY_SIZING_FIXED(fixedSize) (CLAY__INIT(Clay_SizingAxis) { .size = { .minMax = { fixedSize, fixedSize } }, .type = CLAY__SIZING_TYPE_FIXED })
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-- CLAY_SIZING_PERCENT(percentOfParent) (CLAY__INIT(Clay_SizingAxis) { .size = { .percent = (percentOfParent) }, .type = CLAY__SIZING_TYPE_PERCENT })
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-- CLAY_ID(label) Clay__AttachId(Clay__HashString(CLAY_STRING(label), 0, 0))
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-- CLAY_IDI(label, index) Clay__AttachId(Clay__HashString(CLAY_STRING(label), index, 0))
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-- CLAY_ID_LOCAL(label) CLAY_IDI_LOCAL(label, 0)
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-- CLAY_IDI_LOCAL(label, index) Clay__AttachId(Clay__HashString(CLAY_STRING(label), index, Clay__GetParentElementId()))
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-- CLAY__STRING_LENGTH(s) ((sizeof(s) / sizeof((s)[0])) - sizeof((s)[0]))
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-- CLAY__ENSURE_STRING_LITERAL(x) ("" x "")
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-- // Note: If an error led you here, it's because CLAY_STRING can only be used with string literals, i.e. CLAY_STRING("SomeString") and not CLAY_STRING(yourString)
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clay_utils.CLAY_STRING = function(str)
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return ffi.new("Clay_String", { length = #str, chars = ffi.string(str) })
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end
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clay_utils.CLAY_STRING_CONST = CLAY_STRING
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local CLAY__ELEMENT_DEFINITION_LATCH = 0
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-- /* This macro looks scary on the surface, but is actually quite simple.
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-- It turns a macro call like this:
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-- CLAY(
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-- CLAY_RECTANGLE(),
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-- CLAY_ID()
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-- ) {
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-- ...children declared here
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-- }
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-- Into calls like this:
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-- Clay_OpenElement();
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-- CLAY_RECTANGLE();
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-- CLAY_ID();
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-- Clay_ElementPostConfiguration();
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-- ...children declared here
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-- Clay_CloseElement();
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-- The for loop will only ever run a single iteration, putting Clay__CloseElement() in the increment of the loop
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-- means that it will run after the body - where the children are declared. It just exists to make sure you don't forget
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-- to call Clay_CloseElement().
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-- */
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clay_utils.CLAY = function(...)
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do
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clay.Clay__OpenElement()
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for i,v in pairs({...}) do v() end
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clay.Clay__ElementPostConfiguration()
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clay.CLAY__ELEMENT_DEFINITION_LATCH = clay.CLAY__ELEMENT_DEFINITION_LATCH + 1
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clay.Clay__CloseElement()
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end
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end
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clay_utils.CLAY_START = function()
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--clay.CLAY__ELEMENT_DEFINITION_LATCH = 0
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clay.Clay__OpenElement()
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end
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clay_utils.CLAY_END = function()
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clay.Clay__ElementPostConfiguration()
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clay.CLAY__ELEMENT_DEFINITION_LATCH = clay.CLAY__ELEMENT_DEFINITION_LATCH + 1
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clay.Clay__CloseElement()
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end
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clay_utils.CLAY_TEXT = function(text, textConfig)
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return clay.Clay__OpenTextElement(text, textConfig)
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end
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return clay_utils |