Odin Bindings - First Pass (#5)

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odin
odin.dSYM
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### Odin Language Bindings
This directory contains bindings for the [Odin](odin-lang.org) programming language, as well as an example implementation of the [clay website](https://nicbarker.com/clay) in Odin.
If you haven't taken a look at the [full documentation for clay](https://github.com/nicbarker/clay/blob/main/README.md), it's recommended that you take a look there first to familiarise yourself with the general concepts. This README is abbreviated and applies to using clay in Odin specifically.
The **most notable difference** between the C API and the Odin bindings is the use of if statements to create the scope for declaring child elements. When using the equivalent of the [Element Macros](https://github.com/nicbarker/clay/blob/main/README.md#element-macros):
Special thanks to
- [laytan](https://github.com/laytan)
- [Dudejoe870](https://github.com/Dudejoe870)
- MrStevns from the Odin Discord server
```C
// C form of element macros
CLAY_RECTANGLE(CLAY_ID("SideBar"), CLAY_LAYOUT(.layoutDirection = CLAY_TOP_TO_BOTTOM, .sizing = { .width = CLAY_SIZING_FIXED(300), .height = CLAY_SIZING_GROW() }, .padding = {16, 16}), CLAY_RECTANGLE_CONFIG(.color = COLOR_LIGHT), {
// Child elements here
});
```
```Odin
// Odin form of element macros
if clay.Rectangle(clay.ID("SideBar"), clay.Layout({ layoutDirection = .TOP_TO_BOTTOM, sizing = { width = clay.SizingFixed(300), height = clay.SizingGrow({}) }, padding = {16, 16} }), clay.RectangleConfig({ color = COLOR_LIGHT })) {
// Child elements here
}
```
### Quick Start
1. Download the [clay-odin](link todo) directory and copy it into your project.
```Odin
import clay "clay-odin"
```
2. Ask clay for how much static memory it needs using [clay.MinMemorySize()](https://github.com/nicbarker/clay/blob/main/README.md#clay_minmemorysize), create an Arena for it to use with [clay.CreateArenaWithCapacityAndMemory(minMemorySize, memory)](https://github.com/nicbarker/clay/blob/main/README.md#clay_createarenawithcapacityandmemory), and initialize it with [clay.Initialize(arena)](https://github.com/nicbarker/clay/blob/main/README.md#clay_initialize).
```Odin
minMemorySize: c.uint32_t = clay.MinMemorySize()
memory := make([^]u8, minMemorySize)
arena: clay.Arena = clay.CreateArenaWithCapacityAndMemory(minMemorySize, memory)
```
3. Provide a `measureText(text, config)` proc "c" with [clay.SetMeasureTextFunction(function)](https://github.com/nicbarker/clay/blob/main/README.md#clay_setmeasuretextfunction) so that clay can measure and wrap text.
```Odin
// Example measure text function
measureText :: proc "c" (text: ^clay.String, config: ^clay.TextElementConfig) -> clay.Dimensions {
// clay.TextElementConfig contains members such as fontId, fontSize, letterSpacing etc
// Note: clay.String->chars is not guaranteed to be null terminated
}
// Tell clay how to measure text
clay.SetMeasureTextFunction(measureText)
```
4. **Optional** - Call [clay.SetPointerPosition(pointerPosition)](https://github.com/nicbarker/clay/blob/main/README.md#clay_setpointerposition) if you want to use mouse interactions.
```Odin
// Update internal pointer position for handling mouseover / click / touch events
clay.SetPointerPosition(clay.Vector2{ mousePositionX, mousePositionY })
```
5. Call [clay.BeginLayout(screenWidth, screenHeight)](https://github.com/nicbarker/clay/blob/main/README.md#clay_beginlayout) and declare your layout using the provided macros.
```Odin
COLOR_LIGHT :: clay.Color{224, 215, 210, 255}
COLOR_RED :: clay.Color{168, 66, 28, 255}
COLOR_ORANGE :: clay.Color{225, 138, 50, 255}
// Layout config is just a struct that can be declared statically, or inline
sidebarItemLayout := clay.LayoutConfig {
sizing = {width = clay.SizingGrow({}), height = clay.SizingFixed(50)},
}
// Re-useable components are just normal functions
SidebarItemComponent :: proc(index: u32) {
if clay.Rectangle(clay.IDI("SidebarBlob", index), &sidebarItemLayout, clay.RectangleConfig({color = COLOR_ORANGE})) {}
}
// An example function to begin the "root" of your layout tree
CreateLayout :: proc() -> clay.ClayArray(clay.RenderCommand) {
clay.BeginLayout(windowWidth, windowHeight)
// An example of laying out a UI with a fixed width sidebar and flexible width main content
// NOTE: To create a scope for child components, the Odin api uses `if` with components that have children
if clay.Rectangle(
clay.ID("OuterContainer"),
clay.Layout({sizing = {clay.SizingGrow({}), clay.SizingGrow({})}, padding = {16, 16}, childGap = 16}),
clay.RectangleConfig({color = {250, 250, 255, 255}}),
) {
if clay.Rectangle(
clay.ID("SideBar"),
clay.Layout({layoutDirection = .TOP_TO_BOTTOM, sizing = {width = clay.SizingFixed(300), height = clay.SizingGrow({})}, padding = {16, 16}, childGap = 16}),
clay.RectangleConfig({color = COLOR_LIGHT}),
) {
if clay.Rectangle(
clay.ID("ProfilePictureOuter"),
clay.Layout({sizing = {width = clay.SizingGrow({})}, padding = {16, 16}, childGap = 16, childAlignment = {y = .CENTER}}),
clay.RectangleConfig({color = COLOR_RED}),
) {
if clay.Image(
clay.ID("ProfilePicture"),
clay.Layout({sizing = {width = clay.SizingFixed(60), height = clay.SizingFixed(60)}}),
clay.ImageConfig({imageData = &profilePicture, sourceDimensions = {height = 60, width = 60}}),
) {}
clay.Text(clay.ID("ProfileTitle"), clay.MakeString("Clay - UI Library"), clay.TextConfig({fontSize = 24, textColor = {255, 255, 255, 255}}))
}
// Standard Odin code like loops etc work inside components
for i: u32 = 0; i < 10; i += 1 {
SidebarItemComponent(i)
}
}
if clay.Rectangle(
clay.ID("MainContent"),
clay.Layout({sizing = {width = clay.SizingGrow({}), height = clay.SizingGrow({})}}),
clay.RectangleConfig({color = COLOR_LIGHT}),
) {}
}
// ...
}
```
6. Call [clay.EndLayout(screenWidth, screenHeight)](https://github.com/nicbarker/clay/blob/main/README.md#clay_endlayout) and process the resulting [clay.RenderCommandArray](https://github.com/nicbarker/clay/blob/main/README.md#clay_rendercommandarray) in your choice of renderer.
```Odin
renderCommands: clay.ClayArray(clay.RenderCommand) = clay.EndLayout(windowWidth, windowHeight)
for i: u32 = 0; i < renderCommands.length; i += 1 {
renderCommand := clay.RenderCommandArray_Get(&renderCommands, cast(i32)i)
switch renderCommand.commandType {
case .Rectangle:
{
DrawRectangle(renderCommand.boundingBox, renderCommand.config.rectangleElementConfig.color)
}
// ... Implement handling of other command types
}
}
```
Please see the [full C documentation for clay](https://github.com/nicbarker/clay/blob/main/README.md) for API details. All public C functions and Macros have Odin binding equivalents, generally of the form `CLAY_RECTANGLE` (C) -> `clay.Rectangle` (Odin)

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cp ../../clay.h clay.c;
clang -c -o clay.o -static -target x86_64-apple-darwin clay.c -fPIC && ar r clay-odin/macos/clay.a clay.o;
clang -c -o clay.o -static clay.c -fPIC && ar r clay-odin/macos-arm64/clay.a clay.o;
clang -c -o clay-odin/windows/clay.lib -target x86_64-pc-windows-msvc -fuse-ld=llvm-lib -static clay.c;
rm clay.o;
rm clay.c;

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package clay
import "core:c"
import "core:strings"
when ODIN_OS == .Windows {
foreign import Clay "windows/clay.lib"
} else when ODIN_OS == .Linux {
foreign import Clay "linux/libclay.a"
} else when ODIN_OS == .Darwin {
when ODIN_ARCH == .arm64 {
foreign import Clay "macos-arm64/clay.a"
} else {
foreign import Clay "macos/clay.a"
}
}
String :: struct {
length: c.int,
chars: [^]c.char,
}
Vector2 :: [2]c.float
Dimensions :: struct {
width: c.float,
height: c.float,
}
Arena :: struct {
label: String,
nextAllocation: c.uint64_t,
capacity: c.uint64_t,
memory: [^]c.char,
}
BoundingBox :: struct {
x: c.float,
y: c.float,
width: c.float,
height: c.float,
}
Color :: [4]c.float
CornerRadius :: struct {
topLeft: c.float,
topRight: c.float,
bottomLeft: c.float,
bottomRight: c.float,
}
BorderData :: struct {
width: c.uint32_t,
color: Color,
}
RenderCommandType :: enum u8 {
None,
Rectangle,
Border,
Text,
Image,
ScissorStart,
ScissorEnd,
Custom,
}
RectangleElementConfig :: struct {
color: Color,
cornerRadius: CornerRadius,
}
TextElementConfig :: struct {
textColor: Color,
fontId: c.uint16_t,
fontSize: c.uint16_t,
letterSpacing: c.uint16_t,
lineSpacing: c.uint16_t,
}
ImageElementConfig :: struct {
imageData: rawptr,
sourceDimensions: Dimensions,
}
CustomElementConfig :: struct {
customData: rawptr,
}
BorderElementConfig :: struct {
left: BorderData,
right: BorderData,
top: BorderData,
bottom: BorderData,
betweenChildren: BorderData,
cornerRadius: CornerRadius,
}
ScrollElementConfig :: struct {
horizontal: c.bool,
vertical: c.bool,
}
FloatingAttachPointType :: enum u8 {
LEFT_TOP,
LEFT_CENTER,
LEFT_BOTTOM,
CENTER_TOP,
CENTER_CENTER,
CENTER_BOTTOM,
RIGHT_TOP,
RIGHT_CENTER,
RIGHT_BOTTOM,
}
FloatingAttachPoints :: struct {
element: FloatingAttachPointType,
parent: FloatingAttachPointType,
}
FloatingElementConfig :: struct {
offset: Vector2,
expand: Dimensions,
zIndex: c.uint16_t,
parentId: c.uint32_t,
attachment: FloatingAttachPoints,
}
ElementConfigUnion :: struct #raw_union {
rectangleElementConfig: ^RectangleElementConfig,
textElementConfig: ^TextElementConfig,
imageElementConfig: ^ImageElementConfig,
customElementConfig: ^CustomElementConfig,
borderElementConfig: ^BorderElementConfig,
}
RenderCommand :: struct {
boundingBox: BoundingBox,
config: ElementConfigUnion,
text: String,
id: c.uint32_t,
commandType: RenderCommandType,
}
ScrollContainerData :: struct {
// Note: This is a pointer to the real internal scroll position, mutating it may cause a change in final layout.
// Intended for use with external functionality that modifies scroll position, such as scroll bars or auto scrolling.
scrollPosition: ^Vector2,
scrollContainerDimensions: Dimensions,
contentDimensions: Dimensions,
config: ScrollElementConfig,
// Indicates whether an actual scroll container matched the provided ID or if the default struct was returned.
found: c.bool,
}
SizingType :: enum u8 {
FIT,
GROW,
PERCENT,
}
SizingConstraintsMinMax :: struct {
min: c.float,
max: c.float,
}
SizingConstraints :: struct #raw_union {
sizeMinMax: SizingConstraintsMinMax,
sizePercent: c.float,
}
SizingAxis :: struct {
// Note: `min` is used for CLAY_SIZING_PERCENT, slightly different to clay.h due to lack of C anonymous unions
constraints: SizingConstraints,
type: SizingType,
}
Sizing :: struct {
width: SizingAxis,
height: SizingAxis,
}
Padding :: struct {
x: c.uint16_t,
y: c.uint16_t,
}
LayoutDirection :: enum u8 {
LEFT_TO_RIGHT,
TOP_TO_BOTTOM,
}
LayoutAlignmentX :: enum u8 {
LEFT,
RIGHT,
CENTER,
}
LayoutAlignmentY :: enum u8 {
TOP,
BOTTOM,
CENTER,
}
ChildAlignment :: struct {
x: LayoutAlignmentX,
y: LayoutAlignmentY,
}
LayoutConfig :: struct {
sizing: Sizing,
padding: Padding,
childGap: c.uint16_t,
layoutDirection: LayoutDirection,
childAlignment: ChildAlignment,
}
ClayArray :: struct($type: typeid) {
capacity: c.uint32_t,
length: c.uint32_t,
internalArray: [^]type,
}
@(link_prefix = "Clay_")
foreign Clay {
MinMemorySize :: proc() -> c.uint32_t ---
CreateArenaWithCapacityAndMemory :: proc(capacity: c.uint32_t, offset: [^]u8) -> Arena ---
SetPointerPosition :: proc(position: Vector2) ---
Initialize :: proc(arena: Arena) ---
UpdateScrollContainers :: proc(isPointerActive: c.bool, scrollDelta: Vector2, deltaTime: c.float) ---
BeginLayout :: proc(screenWidth: c.int, screenHeight: c.int) ---
EndLayout :: proc(screenWidth: c.int, screenHeight: c.int) -> ClayArray(RenderCommand) ---
PointerOver :: proc(id: c.uint32_t) -> c.bool ---
GetScrollContainerData :: proc(id: c.uint32_t) -> ScrollContainerData ---
SetMeasureTextFunction :: proc(measureTextFunction: proc(text: ^String, config: ^TextElementConfig) -> Dimensions) ---
RenderCommandArray_Get :: proc(array: ^ClayArray(RenderCommand), index: c.int32_t) -> ^RenderCommand ---
@(private)
_OpenContainerElement :: proc(id: c.uint32_t, layoutConfig: ^LayoutConfig) ---
@(private)
_OpenRectangleElement :: proc(id: c.uint32_t, layoutConfig: ^LayoutConfig, rectangleConfig: ^RectangleElementConfig) ---
@(private)
_OpenTextElement :: proc(id: c.uint32_t, text: String, textConfig: ^TextElementConfig) ---
@(private)
_OpenImageElement :: proc(id: c.uint32_t, layoutConfig: ^LayoutConfig, imageConfig: ^ImageElementConfig) ---
@(private)
_OpenScrollElement :: proc(id: c.uint32_t, layoutConfig: ^LayoutConfig, imageConfig: ^ScrollElementConfig) ---
@(private)
_OpenFloatingElement :: proc(id: c.uint32_t, layoutConfig: ^LayoutConfig, imageConfig: ^FloatingElementConfig) ---
@(private)
_OpenBorderElement :: proc(id: c.uint32_t, layoutConfig: ^LayoutConfig, imageConfig: ^BorderElementConfig) ---
@(private)
_OpenCustomElement :: proc(id: c.uint32_t, layoutConfig: ^LayoutConfig, imageConfig: ^CustomElementConfig) ---
@(private)
_CloseElementWithChildren :: proc() ---
@(private)
_CloseScrollElement :: proc() ---
@(private)
_CloseFloatingElement :: proc() ---
@(private)
_layoutConfigs: ClayArray(LayoutConfig)
@(private)
_LayoutConfigArray_Add :: proc(array: ^ClayArray(LayoutConfig), config: LayoutConfig) -> ^LayoutConfig ---
@(private)
_rectangleElementConfigs: ClayArray(RectangleElementConfig)
@(private)
_RectangleElementConfigArray_Add :: proc(array: ^ClayArray(RectangleElementConfig), config: RectangleElementConfig) -> ^RectangleElementConfig ---
@(private)
_textElementConfigs: ClayArray(TextElementConfig)
@(private)
_TextElementConfigArray_Add :: proc(array: ^ClayArray(TextElementConfig), config: TextElementConfig) -> ^TextElementConfig ---
@(private)
_imageElementConfigs: ClayArray(ImageElementConfig)
@(private)
_ImageElementConfigArray_Add :: proc(array: ^ClayArray(ImageElementConfig), config: ImageElementConfig) -> ^ImageElementConfig ---
@(private)
_floatingElementConfigs: ClayArray(FloatingElementConfig)
@(private)
_FloatingElementConfigArray_Add :: proc(array: ^ClayArray(FloatingElementConfig), config: FloatingElementConfig) -> ^FloatingElementConfig ---
@(private)
_customElementConfigs: ClayArray(CustomElementConfig)
@(private)
_CustomElementConfigArray_Add :: proc(array: ^ClayArray(CustomElementConfig), config: CustomElementConfig) -> ^CustomElementConfig ---
@(private)
_scrollElementConfigs: ClayArray(ScrollElementConfig)
@(private)
_ScrollElementConfigArray_Add :: proc(array: ^ClayArray(ScrollElementConfig), config: ScrollElementConfig) -> ^ScrollElementConfig ---
@(private)
_borderElementConfigs: ClayArray(BorderElementConfig)
@(private)
_BorderElementConfigArray_Add :: proc(array: ^ClayArray(BorderElementConfig), config: BorderElementConfig) -> ^BorderElementConfig ---
@(private)
_HashString :: proc(toHash: String, index: c.uint32_t) -> c.uint32_t ---
}
@(require_results, deferred_none = _CloseElementWithChildren)
Container :: proc(id: c.uint32_t, layoutConfig: ^LayoutConfig) -> bool {
_OpenContainerElement(id, layoutConfig)
return true
}
@(require_results, deferred_none = _CloseElementWithChildren)
Rectangle :: proc(id: c.uint32_t, layoutConfig: ^LayoutConfig, rectangleConfig: ^RectangleElementConfig) -> bool {
_OpenRectangleElement(id, layoutConfig, rectangleConfig)
return true
}
Text :: proc(id: c.uint32_t, text: String, textConfig: ^TextElementConfig) -> bool {
_OpenTextElement(id, text, textConfig)
return true
}
@(require_results, deferred_none = _CloseElementWithChildren)
Image :: proc(id: c.uint32_t, layoutConfig: ^LayoutConfig, imageConfig: ^ImageElementConfig) -> bool {
_OpenImageElement(id, layoutConfig, imageConfig)
return true
}
@(require_results, deferred_none = _CloseScrollElement)
Scroll :: proc(id: c.uint32_t, layoutConfig: ^LayoutConfig, scrollConfig: ^ScrollElementConfig) -> bool {
_OpenScrollElement(id, layoutConfig, scrollConfig)
return true
}
@(require_results, deferred_none = _CloseFloatingElement)
Floating :: proc(id: c.uint32_t, layoutConfig: ^LayoutConfig, floatingConfig: ^FloatingElementConfig) -> bool {
_OpenFloatingElement(id, layoutConfig, floatingConfig)
return true
}
@(require_results, deferred_none = _CloseElementWithChildren)
Border :: proc(id: c.uint32_t, layoutConfig: ^LayoutConfig, borderConfig: ^BorderElementConfig) -> bool {
_OpenBorderElement(id, layoutConfig, borderConfig)
return true
}
@(require_results, deferred_none = _CloseElementWithChildren)
Custom :: proc(id: c.uint32_t, layoutConfig: ^LayoutConfig, customConfig: ^CustomElementConfig) -> bool {
_OpenCustomElement(id, layoutConfig, customConfig)
return true
}
Layout :: proc(config: LayoutConfig) -> ^LayoutConfig {
return _LayoutConfigArray_Add(&_layoutConfigs, config)
}
RectangleConfig :: proc(config: RectangleElementConfig) -> ^RectangleElementConfig {
return _RectangleElementConfigArray_Add(&_rectangleElementConfigs, config)
}
TextConfig :: proc(config: TextElementConfig) -> ^TextElementConfig {
return _TextElementConfigArray_Add(&_textElementConfigs, config)
}
ImageConfig :: proc(config: ImageElementConfig) -> ^ImageElementConfig {
return _ImageElementConfigArray_Add(&_imageElementConfigs, config)
}
FloatingConfig :: proc(config: FloatingElementConfig) -> ^FloatingElementConfig {
return _FloatingElementConfigArray_Add(&_floatingElementConfigs, config)
}
Custom_elementConfig :: proc(config: CustomElementConfig) -> ^CustomElementConfig {
return _CustomElementConfigArray_Add(&_customElementConfigs, config)
}
ScrollConfig :: proc(config: ScrollElementConfig) -> ^ScrollElementConfig {
return _ScrollElementConfigArray_Add(&_scrollElementConfigs, config)
}
BorderConfig :: proc(config: BorderElementConfig) -> ^BorderElementConfig {
return _BorderElementConfigArray_Add(&_borderElementConfigs, config)
}
BorderConfigOutside :: proc(outsideBorders: BorderData) -> ^BorderElementConfig {
return _BorderElementConfigArray_Add(
&_borderElementConfigs,
(BorderElementConfig){left = outsideBorders, right = outsideBorders, top = outsideBorders, bottom = outsideBorders},
)
}
BorderConfigOutsideRadius :: proc(outsideBorders: BorderData, radius: f32) -> ^BorderElementConfig {
return _BorderElementConfigArray_Add(
&_borderElementConfigs,
(BorderElementConfig){left = outsideBorders, right = outsideBorders, top = outsideBorders, bottom = outsideBorders, cornerRadius = {radius, radius, radius, radius}},
)
}
BorderConfigAll :: proc(allBorders: BorderData) -> ^BorderElementConfig {
return _BorderElementConfigArray_Add(
&_borderElementConfigs,
(BorderElementConfig){left = allBorders, right = allBorders, top = allBorders, bottom = allBorders, betweenChildren = allBorders},
)
}
BorderConfigAllRadius :: proc(allBorders: BorderData, radius: f32) -> ^BorderElementConfig {
return _BorderElementConfigArray_Add(
&_borderElementConfigs,
(BorderElementConfig){left = allBorders, right = allBorders, top = allBorders, bottom = allBorders, cornerRadius = {radius, radius, radius, radius}},
)
}
CornerRadiusAll :: proc(radius: f32) -> CornerRadius {
return CornerRadius{radius, radius, radius, radius}
}
SizingFit :: proc(sizeMinMax: SizingConstraintsMinMax) -> SizingAxis {
return SizingAxis{type = SizingType.FIT, constraints = {sizeMinMax = sizeMinMax}}
}
SizingGrow :: proc(sizeMinMax: SizingConstraintsMinMax) -> SizingAxis {
return SizingAxis{type = SizingType.GROW, constraints = {sizeMinMax = sizeMinMax}}
}
SizingFixed :: proc(size: c.float) -> SizingAxis {
return SizingAxis{type = SizingType.FIT, constraints = {sizeMinMax = {size, size}}}
}
SizingPercent :: proc(sizePercent: c.float) -> SizingAxis {
return SizingAxis{type = SizingType.PERCENT, constraints = {sizePercent = sizePercent}}
}
MakeString :: proc(label: string) -> String {
return String{chars = raw_data(label), length = cast(c.int)len(label)}
}
ID :: proc(label: string) -> c.uint32_t {
return _HashString(MakeString(label), 0)
}
IDI :: proc(label: string, index: u32) -> c.uint32_t {
return _HashString(MakeString(label), index)
}

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package main
import clay "../../clay-odin"
import "core:c"
import "core:fmt"
import "vendor:raylib"
windowWidth: i32 = 1024
windowHeight: i32 = 768
syntaxImage: raylib.Texture2D = {}
checkImage1: raylib.Texture2D = {}
checkImage2: raylib.Texture2D = {}
checkImage3: raylib.Texture2D = {}
checkImage4: raylib.Texture2D = {}
checkImage5: raylib.Texture2D = {}
FONT_ID_TITLE_56 :: 0
FONT_ID_TITLE_52 :: 1
FONT_ID_TITLE_48 :: 2
FONT_ID_TITLE_36 :: 3
FONT_ID_TITLE_32 :: 4
FONT_ID_BODY_36 :: 5
FONT_ID_BODY_30 :: 6
FONT_ID_BODY_28 :: 7
FONT_ID_BODY_24 :: 8
FONT_ID_BODY_16 :: 9
COLOR_LIGHT :: clay.Color{244, 235, 230, 255}
COLOR_LIGHT_HOVER :: clay.Color{224, 215, 210, 255}
COLOR_BUTTON_HOVER :: clay.Color{238, 227, 225, 255}
COLOR_BROWN :: clay.Color{61, 26, 5, 255}
//COLOR_RED :: clay.Color {252, 67, 27, 255}
COLOR_RED :: clay.Color{168, 66, 28, 255}
COLOR_RED_HOVER :: clay.Color{148, 46, 8, 255}
COLOR_ORANGE :: clay.Color{225, 138, 50, 255}
COLOR_BLUE :: clay.Color{111, 173, 162, 255}
COLOR_TEAL :: clay.Color{111, 173, 162, 255}
COLOR_BLUE_DARK :: clay.Color{2, 32, 82, 255}
// Colors for top stripe
COLOR_TOP_BORDER_1 :: clay.Color{168, 66, 28, 255}
COLOR_TOP_BORDER_2 :: clay.Color{223, 110, 44, 255}
COLOR_TOP_BORDER_3 :: clay.Color{225, 138, 50, 255}
COLOR_TOP_BORDER_4 :: clay.Color{236, 189, 80, 255}
COLOR_TOP_BORDER_5 :: clay.Color{240, 213, 137, 255}
COLOR_BLOB_BORDER_1 :: clay.Color{168, 66, 28, 255}
COLOR_BLOB_BORDER_2 :: clay.Color{203, 100, 44, 255}
COLOR_BLOB_BORDER_3 :: clay.Color{225, 138, 50, 255}
COLOR_BLOB_BORDER_4 :: clay.Color{236, 159, 70, 255}
COLOR_BLOB_BORDER_5 :: clay.Color{240, 189, 100, 255}
headerTextConfig := clay.TextElementConfig {
fontId = FONT_ID_BODY_24,
fontSize = 24,
textColor = {61, 26, 5, 255},
}
LandingPageBlob :: proc(index: u32, fontSize: u16, fontId: u16, color: clay.Color, text: clay.String, image: ^raylib.Texture2D) {
if clay.Border(
clay.IDI("HeroBlob", index),
clay.Layout({sizing = {width = clay.SizingGrow({max = 480})}, padding = clay.Padding{16, 16}, childGap = 16, childAlignment = clay.ChildAlignment{y = .CENTER}}),
clay.BorderConfigOutsideRadius({2, color}, 10),
) {
if clay.Image(
clay.IDI("CheckImage", index),
clay.Layout({sizing = {width = clay.SizingFixed(32)}}),
clay.ImageConfig({imageData = image, sourceDimensions = {128, 128}}),
) {}
clay.Text(clay.IDI("HeroBlobText", index), text, clay.TextConfig({fontSize = fontSize, fontId = fontId, textColor = color}))
}
}
LandingPageDesktop :: proc() {
if clay.Container(
clay.ID("LandingPage1Desktop"),
clay.Layout({sizing = {width = clay.SizingGrow({}), height = clay.SizingFit({min = cast(f32)windowHeight - 70})}, childAlignment = {y = .CENTER}, padding = {x = 50}}),
) {
if clay.Border(
clay.ID("LandingPage1"),
clay.Layout({sizing = {clay.SizingGrow({}), clay.SizingGrow({})}, childAlignment = {y = .CENTER}, padding = {32, 32}, childGap = 32}),
clay.BorderConfig({left = {2, COLOR_RED}, right = {2, COLOR_RED}}),
) {
if clay.Container(clay.ID("LeftText"), clay.Layout({sizing = {width = clay.SizingPercent(0.55)}, layoutDirection = .TOP_TO_BOTTOM, childGap = 8})) {
clay.Text(
clay.ID("LeftTextTitle"),
clay.MakeString("Clay is a flex-box style UI auto layout library in C, with declarative syntax and microsecond performance."),
clay.TextConfig({fontSize = 56, fontId = FONT_ID_TITLE_56, textColor = COLOR_RED}),
)
if clay.Container(clay.ID("Spacer"), clay.Layout({sizing = {width = clay.SizingGrow({}), height = clay.SizingFixed(32)}})) {}
clay.Text(
clay.ID("LeftTextTagline"),
clay.MakeString("Clay is laying out this webpage right now!"),
clay.TextConfig({fontSize = 36, fontId = FONT_ID_TITLE_36, textColor = COLOR_ORANGE}),
)
}
if clay.Container(
clay.ID("HeroImageOuter"),
clay.Layout({layoutDirection = .TOP_TO_BOTTOM, sizing = {width = clay.SizingPercent(0.45)}, childAlignment = {x = .CENTER}, childGap = 16}),
) {
LandingPageBlob(1, 30, FONT_ID_BODY_30, COLOR_BLOB_BORDER_5, clay.MakeString("High performance"), &checkImage5)
LandingPageBlob(2, 30, FONT_ID_BODY_30, COLOR_BLOB_BORDER_4, clay.MakeString("Flexbox-style responsive layout"), &checkImage4)
LandingPageBlob(3, 30, FONT_ID_BODY_30, COLOR_BLOB_BORDER_3, clay.MakeString("Declarative syntax"), &checkImage3)
LandingPageBlob(4, 30, FONT_ID_BODY_30, COLOR_BLOB_BORDER_2, clay.MakeString("Single .h file for C/C++"), &checkImage2)
LandingPageBlob(5, 30, FONT_ID_BODY_30, COLOR_BLOB_BORDER_1, clay.MakeString("Compile to 15kb .wasm"), &checkImage1)
}
}
}
}
LandingPageMobile :: proc() {
if clay.Container(
clay.ID("LandingPage1Mobile"),
clay.Layout(
{
layoutDirection = .TOP_TO_BOTTOM,
sizing = {width = clay.SizingGrow({}), height = clay.SizingFit({min = cast(f32)windowHeight - 70})},
childAlignment = {x = .CENTER, y = .CENTER},
padding = {16, 32},
childGap = 32,
},
),
) {
if clay.Container(clay.ID("LeftText"), clay.Layout({sizing = {width = clay.SizingGrow({})}, layoutDirection = .TOP_TO_BOTTOM, childGap = 8})) {
clay.Text(
clay.ID("LeftTextTitle"),
clay.MakeString("Clay is a flex-box style UI auto layout library in C, with declarative syntax and microsecond performance."),
clay.TextConfig({fontSize = 48, fontId = FONT_ID_TITLE_48, textColor = COLOR_RED}),
)
if clay.Container(clay.ID("Spacer"), clay.Layout({sizing = {width = clay.SizingGrow({}), height = clay.SizingFixed(32)}})) {}
clay.Text(
clay.ID("LeftTextTagline"),
clay.MakeString("Clay is laying out this webpage right now!"),
clay.TextConfig({fontSize = 32, fontId = FONT_ID_TITLE_32, textColor = COLOR_ORANGE}),
)
}
if clay.Container(
clay.ID("HeroImageOuter"),
clay.Layout({layoutDirection = .TOP_TO_BOTTOM, sizing = {width = clay.SizingGrow({})}, childAlignment = {x = .CENTER}, childGap = 16}),
) {
LandingPageBlob(1, 24, FONT_ID_BODY_24, COLOR_BLOB_BORDER_5, clay.MakeString("High performance"), &checkImage5)
LandingPageBlob(2, 24, FONT_ID_BODY_24, COLOR_BLOB_BORDER_4, clay.MakeString("Flexbox-style responsive layout"), &checkImage4)
LandingPageBlob(3, 24, FONT_ID_BODY_24, COLOR_BLOB_BORDER_3, clay.MakeString("Declarative syntax"), &checkImage3)
LandingPageBlob(4, 24, FONT_ID_BODY_24, COLOR_BLOB_BORDER_2, clay.MakeString("Single .h file for C/C++"), &checkImage2)
LandingPageBlob(5, 24, FONT_ID_BODY_24, COLOR_BLOB_BORDER_1, clay.MakeString("Compile to 15kb .wasm"), &checkImage1)
}
}
}
FeatureBlocks :: proc(widthSizing: clay.SizingAxis, outerPadding: u16) {
textConfig := clay.TextConfig({fontSize = 24, fontId = FONT_ID_BODY_24, textColor = COLOR_RED})
if clay.Container(
clay.ID("HFileBoxOuter"),
clay.Layout({layoutDirection = .TOP_TO_BOTTOM, sizing = {width = widthSizing}, childAlignment = {y = .CENTER}, padding = {outerPadding, 32}, childGap = 8}),
) {
if clay.Rectangle(clay.ID("HFileIncludeOuter"), clay.Layout({padding = {8, 4}}), clay.RectangleConfig({color = COLOR_RED, cornerRadius = clay.CornerRadiusAll(8)})) {
clay.Text(clay.IDI("HFileBoxText", 2), clay.MakeString("#include clay.h"), clay.TextConfig({fontSize = 24, fontId = FONT_ID_BODY_24, textColor = COLOR_LIGHT}))
}
clay.Text(clay.ID("HFileSecondLine"), clay.MakeString("~2000 lines of C99."), textConfig)
clay.Text(clay.IDI("HFileBoxText", 5), clay.MakeString("Zero dependencies, including no C standard library."), textConfig)
}
if clay.Container(
clay.ID("BringYourOwnRendererOuter"),
clay.Layout({layoutDirection = .TOP_TO_BOTTOM, sizing = {width = widthSizing}, childAlignment = {y = .CENTER}, padding = {x = outerPadding, y = 32}, childGap = 8}),
) {
clay.Text(clay.IDI("ZeroDependenciesText", 1), clay.MakeString("Renderer agnostic."), clay.TextConfig({fontId = FONT_ID_BODY_24, fontSize = 24, textColor = COLOR_ORANGE}))
clay.Text(clay.IDI("ZeroDependenciesText", 2), clay.MakeString("Layout with clay, then render with Raylib, WebGL Canvas or even as HTML."), textConfig)
clay.Text(clay.IDI("ZeroDependenciesText", 3), clay.MakeString("Flexible output for easy compositing in your custom engine or environment."), textConfig)
}
}
FeatureBlocksDesktop :: proc() {
if clay.Container(clay.ID("FeatureBlocksOuter"), clay.Layout({sizing = {width = clay.SizingGrow({})}})) {
if clay.Border(
clay.ID("FeatureBlocksInner"),
clay.Layout({sizing = {width = clay.SizingGrow({})}, childAlignment = {y = .CENTER}}),
clay.BorderConfig({betweenChildren = {width = 2, color = COLOR_RED}}),
) {
FeatureBlocks(clay.SizingPercent(0.5), 50)
}
}
}
FeatureBlocksMobile :: proc() {
if clay.Border(
clay.ID("FeatureBlocksInner"),
clay.Layout({layoutDirection = .TOP_TO_BOTTOM, sizing = {width = clay.SizingGrow({})}}),
clay.BorderConfig({betweenChildren = {width = 2, color = COLOR_RED}}),
) {
FeatureBlocks(clay.SizingGrow({}), 16)
}
}
DeclarativeSyntaxPage :: proc(titleTextConfig: clay.TextElementConfig, widthSizing: clay.SizingAxis) {
if clay.Container(clay.ID("SyntaxPageLeftText"), clay.Layout({sizing = {width = widthSizing}, layoutDirection = .TOP_TO_BOTTOM, childGap = 8})) {
clay.Text(clay.ID("SyntaxPageTextTitle"), clay.MakeString("Declarative Syntax"), clay.TextConfig(titleTextConfig))
if clay.Container(clay.ID("SyntaxSpacer"), clay.Layout({sizing = {width = clay.SizingGrow({max = 16})}})) {}
clay.Text(
clay.ID("SyntaxPageTextSubTitle1"),
clay.MakeString("Flexible and readable declarative syntax with nested UI element hierarchies."),
clay.TextConfig({fontSize = 28, fontId = FONT_ID_BODY_28, textColor = COLOR_RED}),
)
clay.Text(
clay.ID("SyntaxPageTextSubTitle2"),
clay.MakeString("Mix elements with standard C code like loops, conditionals and functions."),
clay.TextConfig({fontSize = 28, fontId = FONT_ID_BODY_28, textColor = COLOR_RED}),
)
clay.Text(
clay.ID("SyntaxPageTextSubTitle3"),
clay.MakeString("Create your own library of re-usable components from UI primitives like text, images and rectangles."),
clay.TextConfig({fontSize = 28, fontId = FONT_ID_BODY_28, textColor = COLOR_RED}),
)
}
if clay.Container(clay.ID("SyntaxPageRightImage"), clay.Layout({sizing = {width = widthSizing}, childAlignment = {x = .CENTER}})) {
if clay.Image(
clay.ID("SyntaxPageRightImage"),
clay.Layout({sizing = {width = clay.SizingGrow({max = 568})}}),
clay.ImageConfig({imageData = &syntaxImage, sourceDimensions = {1136, 1194}}),
) {}
}
}
DeclarativeSyntaxPageDesktop :: proc() {
if clay.Container(
clay.ID("SyntaxPageDesktop"),
clay.Layout({sizing = {clay.SizingGrow({}), clay.SizingFit({min = cast(f32)windowHeight - 50})}, childAlignment = {y = .CENTER}, padding = {x = 50}}),
) {
if clay.Border(
clay.ID("SyntaxPage"),
clay.Layout({sizing = {clay.SizingGrow({}), clay.SizingGrow({})}, childAlignment = {y = .CENTER}, padding = {32, 32}, childGap = 32}),
clay.BorderConfig({left = {2, COLOR_RED}, right = {2, COLOR_RED}}),
) {
DeclarativeSyntaxPage({fontSize = 48, fontId = FONT_ID_TITLE_48, textColor = COLOR_LIGHT}, clay.SizingGrow({}))
}
}
}
DeclarativeSyntaxPageMobile :: proc() {
if clay.Container(
clay.ID("SyntaxPageDesktop"),
clay.Layout(
{
layoutDirection = .TOP_TO_BOTTOM,
sizing = {clay.SizingGrow({}), clay.SizingFit({min = cast(f32)windowHeight - 50})},
childAlignment = {x = .CENTER, y = .CENTER},
padding = {16, 32},
childGap = 16,
},
),
) {
DeclarativeSyntaxPage({fontSize = 52, fontId = FONT_ID_TITLE_52, textColor = COLOR_LIGHT}, clay.SizingGrow({}))
}
}
ColorLerp :: proc(a: clay.Color, b: clay.Color, amount: f32) -> clay.Color {
return clay.Color{a.r + (b.r - a.r) * amount, a.g + (b.g - a.g) * amount, a.b + (b.b - a.b) * amount, a.a + (b.a - a.a) * amount}
}
LOREM_IPSUM_TEXT: clay.String = clay.MakeString("Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.")
HighPerformancePage :: proc(lerpValue: f32, titleTextConfig: clay.TextElementConfig, widthSizing: clay.SizingAxis) {
if clay.Container(clay.ID("PerformanceLeftText"), clay.Layout({sizing = {width = widthSizing}, layoutDirection = .TOP_TO_BOTTOM, childGap = 8})) {
clay.Text(clay.ID("PerformanceTextTitle"), clay.MakeString("High Performance"), clay.TextConfig(titleTextConfig))
if clay.Container(clay.ID("SyntaxSpacer"), clay.Layout({sizing = {width = clay.SizingGrow({max = 16})}})) {}
clay.Text(
clay.IDI("PerformanceTextSubTitle", 1),
clay.MakeString("Fast enough to recompute your entire UI every frame."),
clay.TextConfig({fontSize = 28, fontId = FONT_ID_BODY_36, textColor = COLOR_LIGHT}),
)
clay.Text(
clay.IDI("PerformanceTextSubTitle", 2),
clay.MakeString("Small memory footprint (3.5mb default) with static allocation & reuse. No malloc / free."),
clay.TextConfig({fontSize = 28, fontId = FONT_ID_BODY_36, textColor = COLOR_LIGHT}),
)
clay.Text(
clay.IDI("PerformanceTextSubTitle", 3),
clay.MakeString("Simplify animations and reactive UI design by avoiding the standard performance hacks."),
clay.TextConfig({fontSize = 28, fontId = FONT_ID_BODY_36, textColor = COLOR_LIGHT}),
)
}
if clay.Container(clay.ID("PerformanceRightImageOuter"), clay.Layout({sizing = {width = widthSizing}, childAlignment = {x = .CENTER}})) {
if clay.Border(
clay.ID("PerformanceRightBorder"),
clay.Layout({sizing = {clay.SizingGrow({}), clay.SizingFixed(400)}}),
clay.BorderConfigAll({width = 2, color = COLOR_LIGHT}),
) {
if clay.Rectangle(
clay.ID("AnimationDemoContainerLeft"),
clay.Layout({sizing = {clay.SizingPercent(0.35 + 0.3 * lerpValue), clay.SizingGrow({})}, childAlignment = {y = .CENTER}, padding = {16, 16}}),
clay.RectangleConfig({color = ColorLerp(COLOR_RED, COLOR_ORANGE, lerpValue)}),
) {
clay.Text(clay.ID("AnimationDemoTextLeft"), LOREM_IPSUM_TEXT, clay.TextConfig({fontSize = 16, fontId = FONT_ID_BODY_16, textColor = COLOR_LIGHT}))
}
if clay.Rectangle(
clay.ID("AnimationDemoContainerRight"),
clay.Layout({sizing = {clay.SizingGrow({}), clay.SizingGrow({})}, childAlignment = {y = .CENTER}, padding = {16, 16}}),
clay.RectangleConfig({color = ColorLerp(COLOR_ORANGE, COLOR_RED, lerpValue)}),
) {
clay.Text(clay.ID("AnimationDemoTextRight"), LOREM_IPSUM_TEXT, clay.TextConfig({fontSize = 16, fontId = FONT_ID_BODY_16, textColor = COLOR_LIGHT}))
}
}
}
}
HighPerformancePageDesktop :: proc(lerpValue: f32) {
if clay.Rectangle(
clay.ID("PerformanceDesktop"),
clay.Layout(
{sizing = {clay.SizingGrow({}), clay.SizingFit({min = cast(f32)windowHeight - 50})}, childAlignment = {y = .CENTER}, padding = {x = 82, y = 32}, childGap = 64},
),
clay.RectangleConfig({color = COLOR_RED}),
) {
HighPerformancePage(lerpValue, {fontSize = 52, fontId = FONT_ID_TITLE_52, textColor = COLOR_LIGHT}, clay.SizingPercent(0.5))
}
}
HighPerformancePageMobile :: proc(lerpValue: f32) {
if clay.Rectangle(
clay.ID("PerformanceMobile"),
clay.Layout(
{
layoutDirection = .TOP_TO_BOTTOM,
sizing = {clay.SizingGrow({}), clay.SizingFit({min = cast(f32)windowHeight - 50})},
childAlignment = {x = .CENTER, y = .CENTER},
padding = {x = 16, y = 32},
childGap = 32,
},
),
clay.RectangleConfig({color = COLOR_RED}),
) {
HighPerformancePage(lerpValue, {fontSize = 48, fontId = FONT_ID_TITLE_48, textColor = COLOR_LIGHT}, clay.SizingGrow({}))
}
}
RendererButtonActive :: proc(id: u32, index: i32, text: clay.String) {
if clay.Rectangle(
id,
clay.Layout({sizing = {width = clay.SizingFixed(300)}, padding = {16, 16}}),
clay.RectangleConfig({color = clay.PointerOver(id) ? COLOR_RED_HOVER : COLOR_RED, cornerRadius = clay.CornerRadiusAll(10)}),
) {
clay.Text(clay.ID("RendererButtonActiveText"), text, clay.TextConfig({fontSize = 28, fontId = FONT_ID_BODY_28, textColor = COLOR_LIGHT}))
}
}
RendererButtonInactive :: proc(id: u32, index: u32, text: clay.String) {
if clay.Border(id, clay.Layout({}), clay.BorderConfigOutsideRadius({2, COLOR_RED}, 10)) {
if clay.Rectangle(
clay.IDI("RendererButtonInactiveInner", index),
clay.Layout({sizing = {width = clay.SizingFixed(300)}, padding = {16, 16}}),
clay.RectangleConfig({color = clay.PointerOver(id) ? COLOR_LIGHT_HOVER : COLOR_LIGHT, cornerRadius = clay.CornerRadiusAll(10)}),
) {
clay.Text(clay.IDI("RendererButtonInactiveText", index), text, clay.TextConfig({fontSize = 28, fontId = FONT_ID_BODY_28, textColor = COLOR_RED}))
}
}
}
RendererPage :: proc(titleTextConfig: clay.TextElementConfig, widthSizing: clay.SizingAxis) {
if clay.Container(clay.ID("RendererLeftText"), clay.Layout({sizing = {width = widthSizing}, layoutDirection = .TOP_TO_BOTTOM, childGap = 8})) {
clay.Text(clay.ID("RendererTextTitle"), clay.MakeString("Renderer & Platform Agnostic"), clay.TextConfig(titleTextConfig))
if clay.Container(clay.ID("Spacer"), clay.Layout({sizing = {width = clay.SizingGrow({max = 16})}})) {}
clay.Text(
clay.IDI("RendererTextSubTitle", 1),
clay.MakeString("Clay outputs a sorted array of primitive render commands, such as RECTANGLE, TEXT or IMAGE."),
clay.TextConfig({fontSize = 28, fontId = FONT_ID_BODY_36, textColor = COLOR_RED}),
)
clay.Text(
clay.IDI("RendererTextSubTitle", 2),
clay.MakeString("Write your own renderer in a few hundred lines of code, or use the provided examples for Raylib, WebGL canvas and more."),
clay.TextConfig({fontSize = 28, fontId = FONT_ID_BODY_36, textColor = COLOR_RED}),
)
clay.Text(
clay.IDI("RendererTextSubTitle", 3),
clay.MakeString("There's even an HTML renderer - you're looking at it right now!"),
clay.TextConfig({fontSize = 28, fontId = FONT_ID_BODY_36, textColor = COLOR_RED}),
)
}
if clay.Container(
clay.ID("RendererRightText"),
clay.Layout({sizing = {width = widthSizing}, childAlignment = {x = .CENTER}, layoutDirection = .TOP_TO_BOTTOM, childGap = 16}),
) {
clay.Text(
clay.ID("RendererTextRightTitle"),
clay.MakeString("Try changing renderer!"),
clay.TextConfig({fontSize = 36, fontId = FONT_ID_BODY_36, textColor = COLOR_ORANGE}),
)
if clay.Container(clay.ID("Spacer"), clay.Layout({sizing = {width = clay.SizingGrow({max = 32})}})) {}
RendererButtonActive(clay.IDI("RendererSelectButtonActive", 0), 0, clay.MakeString("Raylib Renderer"))
}
}
RendererPageDesktop :: proc() {
if clay.Container(
clay.ID("RendererPageDesktop"),
clay.Layout({sizing = {clay.SizingGrow({}), clay.SizingFit({min = cast(f32)windowHeight - 50})}, childAlignment = {y = .CENTER}, padding = {x = 50}}),
) {
if clay.Border(
clay.ID("RendererPage"),
clay.Layout({sizing = {clay.SizingGrow({}), clay.SizingGrow({})}, childAlignment = {y = .CENTER}, padding = {32, 32}, childGap = 32}),
clay.BorderConfig({left = {2, COLOR_RED}, right = {2, COLOR_RED}}),
) {
RendererPage({fontSize = 52, fontId = FONT_ID_TITLE_52, textColor = COLOR_RED}, clay.SizingPercent(0.5))
}
}
}
RendererPageMobile :: proc() {
if clay.Rectangle(
clay.ID("RendererMobile"),
clay.Layout(
{
layoutDirection = .TOP_TO_BOTTOM,
sizing = {clay.SizingGrow({}), clay.SizingFit({min = cast(f32)windowHeight - 50})},
childAlignment = {x = .CENTER, y = .CENTER},
padding = {x = 16, y = 32},
childGap = 32,
},
),
clay.RectangleConfig({color = COLOR_LIGHT}),
) {
RendererPage({fontSize = 48, fontId = FONT_ID_TITLE_48, textColor = COLOR_RED}, clay.SizingGrow({}))
}
}
ScrollbarData :: struct {
clickOrigin: clay.Vector2,
positionOrigin: clay.Vector2,
mouseDown: bool,
}
scrollbarData: ScrollbarData = ScrollbarData{}
animationLerpValue: f32 = -1.0
createLayout :: proc(lerpValue: f32) -> clay.ClayArray(clay.RenderCommand) {
mobileScreen := windowWidth < 750
clay.BeginLayout(windowWidth, windowHeight)
if clay.Rectangle(
clay.ID("OuterContainer"),
clay.Layout({layoutDirection = .TOP_TO_BOTTOM, sizing = {clay.SizingGrow({}), clay.SizingGrow({})}}),
clay.RectangleConfig({color = COLOR_LIGHT}),
) {
if clay.Container(
clay.ID("Header"),
clay.Layout({sizing = {clay.SizingGrow({}), clay.SizingFixed(50)}, childAlignment = {y = .CENTER}, childGap = 24, padding = {x = 32}}),
) {
clay.Text(clay.ID("Logo"), clay.MakeString("Clay"), &headerTextConfig)
if clay.Container(clay.ID("Spacer"), clay.Layout({sizing = {width = clay.SizingGrow({})}})) {}
if (!mobileScreen) {
if clay.Rectangle(clay.ID("LinkExamplesOuter"), clay.Layout({}), clay.RectangleConfig({color = {0, 0, 0, 0}})) {
clay.Text(clay.ID("LinkExamplesText"), clay.MakeString("Examples"), clay.TextConfig({fontId = FONT_ID_BODY_24, fontSize = 24, textColor = {61, 26, 5, 255}}))
}
if clay.Rectangle(clay.ID("LinkDocsOuter"), clay.Layout({}), clay.RectangleConfig({color = {0, 0, 0, 0}})) {
clay.Text(clay.ID("LinkDocsText"), clay.MakeString("Docs"), clay.TextConfig({fontId = FONT_ID_BODY_24, fontSize = 24, textColor = {61, 26, 5, 255}}))
}
}
githubButtonId: u32 = clay.ID("HeaderButtonGithub")
if clay.Border(clay.ID("LinkGithubOuter"), clay.Layout({}), clay.BorderConfigOutsideRadius({2, COLOR_RED}, 10)) {
if clay.Rectangle(
githubButtonId,
clay.Layout({padding = {16, 6}}),
clay.RectangleConfig({cornerRadius = clay.CornerRadiusAll(10), color = clay.PointerOver(githubButtonId) ? COLOR_LIGHT_HOVER : COLOR_LIGHT}),
) {
clay.Text(clay.ID("LinkGithubText"), clay.MakeString("Github"), clay.TextConfig({fontId = FONT_ID_BODY_24, fontSize = 24, textColor = {61, 26, 5, 255}}))
}
}
}
if clay.Rectangle(clay.ID("TopBorder1"), clay.Layout({sizing = {clay.SizingGrow({}), clay.SizingFixed(4)}}), clay.RectangleConfig({color = COLOR_TOP_BORDER_5})) {}
if clay.Rectangle(clay.ID("TopBorder2"), clay.Layout({sizing = {clay.SizingGrow({}), clay.SizingFixed(4)}}), clay.RectangleConfig({color = COLOR_TOP_BORDER_4})) {}
if clay.Rectangle(clay.ID("TopBorder3"), clay.Layout({sizing = {clay.SizingGrow({}), clay.SizingFixed(4)}}), clay.RectangleConfig({color = COLOR_TOP_BORDER_3})) {}
if clay.Rectangle(clay.ID("TopBorder4"), clay.Layout({sizing = {clay.SizingGrow({}), clay.SizingFixed(4)}}), clay.RectangleConfig({color = COLOR_TOP_BORDER_2})) {}
if clay.Rectangle(clay.ID("TopBorder5"), clay.Layout({sizing = {clay.SizingGrow({}), clay.SizingFixed(4)}}), clay.RectangleConfig({color = COLOR_TOP_BORDER_1})) {}
if clay.Rectangle(
clay.ID("ScrollContainerBackgroundRectangle"),
clay.Layout({sizing = {clay.SizingGrow({}), clay.SizingGrow({})}}),
clay.RectangleConfig({color = COLOR_LIGHT}),
) {
if clay.Scroll(clay.ID("OuterScrollContainer"), clay.Layout({sizing = {clay.SizingGrow({}), clay.SizingGrow({})}}), clay.ScrollConfig({vertical = true})) {
if clay.Border(
clay.ID("ScrollContainerInner"),
clay.Layout({layoutDirection = .TOP_TO_BOTTOM, sizing = {width = clay.SizingGrow({})}}),
clay.BorderConfig({betweenChildren = {2, COLOR_RED}}),
) {
if (!mobileScreen) {
LandingPageDesktop()
FeatureBlocksDesktop()
DeclarativeSyntaxPageDesktop()
HighPerformancePageDesktop(lerpValue)
RendererPageDesktop()
} else {
LandingPageMobile()
FeatureBlocksMobile()
DeclarativeSyntaxPageMobile()
HighPerformancePageMobile(lerpValue)
RendererPageMobile()
}
}
}
}
}
return clay.EndLayout(windowWidth, windowHeight)
}
loadFont :: proc(fontId: u16, fontSize: u16, path: cstring) {
raylibFonts[fontId] = RaylibFont {
font = raylib.LoadFontEx(path, cast(i32)fontSize * 2, nil, 0),
fontId = cast(u16)fontId,
}
raylib.SetTextureFilter(raylibFonts[fontId].font.texture, raylib.TextureFilter.TRILINEAR)
}
main :: proc() {
minMemorySize: c.uint32_t = clay.MinMemorySize()
memory := make([^]u8, minMemorySize)
arena: clay.Arena = clay.CreateArenaWithCapacityAndMemory(minMemorySize, memory)
clay.SetMeasureTextFunction(measureText)
clay.Initialize(arena)
raylib.SetConfigFlags({.VSYNC_HINT, .WINDOW_RESIZABLE, .WINDOW_HIGHDPI, .MSAA_4X_HINT})
raylib.InitWindow(windowWidth, windowHeight, "Raylib Odin Example")
raylib.SetTargetFPS(raylib.GetMonitorRefreshRate(0))
loadFont(FONT_ID_TITLE_56, 56, "resources/Calistoga-Regular.ttf")
loadFont(FONT_ID_TITLE_52, 52, "resources/Calistoga-Regular.ttf")
loadFont(FONT_ID_TITLE_48, 48, "resources/Calistoga-Regular.ttf")
loadFont(FONT_ID_TITLE_36, 36, "resources/Calistoga-Regular.ttf")
loadFont(FONT_ID_TITLE_32, 32, "resources/Calistoga-Regular.ttf")
loadFont(FONT_ID_BODY_36, 36, "resources/Quicksand-Semibold.ttf")
loadFont(FONT_ID_BODY_30, 30, "resources/Quicksand-Semibold.ttf")
loadFont(FONT_ID_BODY_28, 28, "resources/Quicksand-Semibold.ttf")
loadFont(FONT_ID_BODY_24, 24, "resources/Quicksand-Semibold.ttf")
loadFont(FONT_ID_BODY_16, 16, "resources/Quicksand-Semibold.ttf")
syntaxImage = raylib.LoadTextureFromImage(raylib.LoadImage("resources/declarative.png"))
checkImage1 = raylib.LoadTextureFromImage(raylib.LoadImage("resources/check_1.png"))
checkImage2 = raylib.LoadTextureFromImage(raylib.LoadImage("resources/check_2.png"))
checkImage3 = raylib.LoadTextureFromImage(raylib.LoadImage("resources/check_3.png"))
checkImage4 = raylib.LoadTextureFromImage(raylib.LoadImage("resources/check_4.png"))
checkImage5 = raylib.LoadTextureFromImage(raylib.LoadImage("resources/check_5.png"))
for !raylib.WindowShouldClose() {
animationLerpValue += raylib.GetFrameTime()
if animationLerpValue > 1 {
animationLerpValue = animationLerpValue - 2
}
windowWidth = raylib.GetScreenWidth()
windowHeight = raylib.GetScreenHeight()
clay.SetPointerPosition(transmute(clay.Vector2)raylib.GetMousePosition())
clay.UpdateScrollContainers(false, transmute(clay.Vector2)raylib.GetMouseWheelMoveV(), raylib.GetFrameTime())
renderCommands: clay.ClayArray(clay.RenderCommand) = createLayout(animationLerpValue < 0 ? (animationLerpValue + 1) : (1 - animationLerpValue))
raylib.BeginDrawing()
clayRaylibRender(&renderCommands)
raylib.EndDrawing()
}
}

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package main
import clay "../../clay-odin"
import "core:math"
import "vendor:raylib"
RaylibFont :: struct {
fontId: u16,
font: raylib.Font,
}
clayColorToRaylibColor :: proc(color: clay.Color) -> raylib.Color {
return raylib.Color{cast(u8)color.r, cast(u8)color.g, cast(u8)color.b, cast(u8)color.a}
}
raylibFonts := [10]RaylibFont{}
measureText :: proc "c" (text: ^clay.String, config: ^clay.TextElementConfig) -> clay.Dimensions {
// Measure string size for Font
textSize: clay.Dimensions = {0, 0}
maxTextWidth: f32 = 0
lineTextWidth: f32 = 0
textHeight: f32 = cast(f32)config.fontSize
fontToUse := raylibFonts[config.fontId].font
for i := 0; i < cast(int)text.length; i += 1 {
if (text.chars[i] == '\n') {
maxTextWidth = math.max(maxTextWidth, lineTextWidth)
lineTextWidth = 0
continue
}
index: i32 = cast(i32)text.chars[i] - 32
if (fontToUse.glyphs[index].advanceX != 0) {
lineTextWidth += cast(f32)fontToUse.glyphs[index].advanceX
} else {
lineTextWidth += (fontToUse.recs[index].width + cast(f32)fontToUse.glyphs[index].offsetX)
}
}
maxTextWidth = math.max(maxTextWidth, lineTextWidth)
textSize.width = maxTextWidth / 2
textSize.height = textHeight
return textSize
}
clayRaylibRender :: proc(renderCommands: ^clay.ClayArray(clay.RenderCommand)) {
for i := 0; i < cast(int)renderCommands.length; i += 1 {
renderCommand := clay.RenderCommandArray_Get(renderCommands, cast(i32)i)
boundingBox := renderCommand.boundingBox
switch (renderCommand.commandType)
{
case clay.RenderCommandType.None:
{}
case clay.RenderCommandType.Text:
{
// Raylib uses standard C strings so isn't compatible with cheap slices, we need to clone the string to append null terminator
text := renderCommand.text
cloned := make([]u8, text.length + 1, context.temp_allocator)
copy(cloned[0:text.length], text.chars[0:text.length])
cloned[text.length] = 0
fontToUse: raylib.Font = raylibFonts[renderCommand.config.textElementConfig.fontId].font
raylib.DrawTextEx(
fontToUse,
cstring(raw_data(cloned)),
raylib.Vector2{boundingBox.x, boundingBox.y},
cast(f32)renderCommand.config.textElementConfig.fontSize,
cast(f32)renderCommand.config.textElementConfig.letterSpacing,
clayColorToRaylibColor(renderCommand.config.textElementConfig.textColor),
)
}
case clay.RenderCommandType.Image:
{
// TODO image handling
imageTexture := cast(^raylib.Texture2D)renderCommand.config.imageElementConfig.imageData
raylib.DrawTextureEx(imageTexture^, raylib.Vector2{boundingBox.x, boundingBox.y}, 0, boundingBox.width / cast(f32)imageTexture.width, raylib.WHITE)
}
case clay.RenderCommandType.ScissorStart:
{
raylib.BeginScissorMode(
cast(i32)math.round(boundingBox.x),
cast(i32)math.round(boundingBox.y),
cast(i32)math.round(boundingBox.width),
cast(i32)math.round(boundingBox.height),
)
}
case clay.RenderCommandType.ScissorEnd:
{
raylib.EndScissorMode()
}
case clay.RenderCommandType.Rectangle:
{
config: ^clay.RectangleElementConfig = renderCommand.config.rectangleElementConfig
if (config.cornerRadius.topLeft > 0) {
radius: f32 = (config.cornerRadius.topLeft * 2) / (boundingBox.width > boundingBox.height ? boundingBox.height : boundingBox.width)
raylib.DrawRectangleRounded(
raylib.Rectangle{boundingBox.x, boundingBox.y, boundingBox.width, boundingBox.height},
radius,
8,
clayColorToRaylibColor(config.color),
)
} else {
raylib.DrawRectangle(
cast(i32)boundingBox.x,
cast(i32)boundingBox.y,
cast(i32)boundingBox.width,
cast(i32)boundingBox.height,
clayColorToRaylibColor(config.color),
)
}
}
case clay.RenderCommandType.Border:
{
config := renderCommand.config.borderElementConfig
// Left border
if (config.left.width > 0) {
raylib.DrawRectangle(
cast(i32)math.round(boundingBox.x),
cast(i32)math.round(boundingBox.y + config.cornerRadius.topLeft),
cast(i32)config.left.width,
cast(i32)math.round(boundingBox.height - config.cornerRadius.topLeft - config.cornerRadius.bottomLeft),
clayColorToRaylibColor(config.left.color),
)
}
// Right border
if (config.right.width > 0) {
raylib.DrawRectangle(
cast(i32)math.round(boundingBox.x + boundingBox.width - cast(f32)config.right.width),
cast(i32)math.round(boundingBox.y + config.cornerRadius.topRight),
cast(i32)config.right.width,
cast(i32)math.round(boundingBox.height - config.cornerRadius.topRight - config.cornerRadius.bottomRight),
clayColorToRaylibColor(config.right.color),
)
}
// Top border
if (config.top.width > 0) {
raylib.DrawRectangle(
cast(i32)math.round(boundingBox.x + config.cornerRadius.topLeft),
cast(i32)math.round(boundingBox.y),
cast(i32)math.round(boundingBox.width - config.cornerRadius.topLeft - config.cornerRadius.topRight),
cast(i32)config.top.width,
clayColorToRaylibColor(config.top.color),
)
}
// Bottom border
if (config.bottom.width > 0) {
raylib.DrawRectangle(
cast(i32)math.round(boundingBox.x + config.cornerRadius.bottomLeft),
cast(i32)math.round(boundingBox.y + boundingBox.height - cast(f32)config.bottom.width),
cast(i32)math.round(boundingBox.width - config.cornerRadius.bottomLeft - config.cornerRadius.bottomRight),
cast(i32)config.bottom.width,
clayColorToRaylibColor(config.bottom.color),
)
}
if (config.cornerRadius.topLeft > 0) {
raylib.DrawRing(
raylib.Vector2{math.round(boundingBox.x + config.cornerRadius.topLeft), math.round(boundingBox.y + config.cornerRadius.topLeft)},
math.round(config.cornerRadius.topLeft - cast(f32)config.top.width),
config.cornerRadius.topLeft,
180,
270,
10,
clayColorToRaylibColor(config.top.color),
)
}
if (config.cornerRadius.topRight > 0) {
raylib.DrawRing(
raylib.Vector2{math.round(boundingBox.x + boundingBox.width - config.cornerRadius.topRight), math.round(boundingBox.y + config.cornerRadius.topRight)},
math.round(config.cornerRadius.topRight - cast(f32)config.top.width),
config.cornerRadius.topRight,
270,
360,
10,
clayColorToRaylibColor(config.top.color),
)
}
if (config.cornerRadius.bottomLeft > 0) {
raylib.DrawRing(
raylib.Vector2 {
math.round(boundingBox.x + config.cornerRadius.bottomLeft),
math.round(boundingBox.y + boundingBox.height - config.cornerRadius.bottomLeft),
},
math.round(config.cornerRadius.bottomLeft - cast(f32)config.top.width),
config.cornerRadius.bottomLeft,
90,
180,
10,
clayColorToRaylibColor(config.bottom.color),
)
}
if (config.cornerRadius.bottomRight > 0) {
raylib.DrawRing(
raylib.Vector2 {
math.round(boundingBox.x + boundingBox.width - config.cornerRadius.bottomRight),
math.round(boundingBox.y + boundingBox.height - config.cornerRadius.bottomRight),
},
math.round(config.cornerRadius.bottomRight - cast(f32)config.bottom.width),
config.cornerRadius.bottomRight,
0.1,
90,
10,
clayColorToRaylibColor(config.bottom.color),
)
}
}
case clay.RenderCommandType.Custom:
{
// Implement custom element rendering here
}
}
}
}

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{
"$schema": "https://raw.githubusercontent.com/DanielGavin/ols/master/misc/odinfmt.schema.json",
"character_width": 180,
"sort_imports": true,
"tabs": false
}

6
bindings/odin/ols.json Normal file
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{
"$schema": "https://raw.githubusercontent.com/DanielGavin/ols/master/misc/ols.schema.json",
"enable_document_symbols": true,
"enable_hover": true,
"enable_snippets": true
}