CompositeTexture

A composite texture splits a larger area onto smaller chunks, making rendering large pieces of text more efficient.

@safe

struct CompositeTexture {

enum maxChunkSize;

Image.Format format;

Vector2 size;

Chunk[] chunks;

Color[] palette;

this(Vector2 size, Vector2 dpi, bool alwaysMax);

this(Vector2 size, bool alwaysMax);

Vector2 viewportSize();

void resize(Vector2 size, Vector2 dpi, bool alwaysMax);

void resize(Vector2 size, bool alwaysMax);

size_t chunkCount();

size_t columns();

size_t rows();

size_t column(size_t i);

size_t row(size_t i);

Vector2 chunkSize(size_t i);

Vector2 chunkViewportSize(size_t i);

size_t index(size_t x, size_t y);

Vector2 chunkPosition(size_t i);

Vector2 chunkViewportPosition(size_t i);

Rectangle chunkRectangle(size_t i, Vector2 offset);

Rectangle chunkViewportRectangle(size_t i, Vector2 offset);

visibleChunks(Vector2 position, Vector2 windowSize);

void clearImage(size_t i);

void upload(FluidBackend backend, size_t i, Vector2 dpi);

void upload(CanvasIO canvasIO, size_t index, Vector2 dpi);

void drawAlign(CanvasIO canvasIO, Rectangle rectangle, Color tint);

void drawAlign(FluidBackend backend, Rectangle rectangle, Color tint);

}

Constructors

this this(Vector2 size, Vector2 dpi, bool alwaysMax): Undocumented in source.
this deprecated this(Vector2 size, bool alwaysMax): Undocumented in source.

Members

Functions

allChunks allChunks(): Get a range of indices for all chunks.
chunkCount size_t chunkCount(): Undocumented in source. Be warned that the author may not have intended to support it.
chunkPosition Vector2 chunkPosition(size_t i): Get position of the given chunk in dots.
chunkRectangle Rectangle chunkRectangle(size_t i, Vector2 offset): Get the rectangle of the given chunk in dots.
chunkSize Vector2 chunkSize(size_t i): Get the expected size of the chunk at given index
chunkViewportPosition Vector2 chunkViewportPosition(size_t i): Get position of the given chunk in pixels.
chunkViewportRectangle Rectangle chunkViewportRectangle(size_t i, Vector2 offset): Get the rectangle of the given chunk in dots.
chunkViewportSize Vector2 chunkViewportSize(size_t i): Undocumented in source. Be warned that the author may not have intended to support it.
clearImage void clearImage(size_t i): Clear the image of the given chunk, making it transparent.
column size_t column(size_t i): Undocumented in source. Be warned that the author may not have intended to support it.
columns size_t columns(): Undocumented in source. Be warned that the author may not have intended to support it.
drawAlign void drawAlign(FluidBackend backend, Rectangle rectangle, Color tint): Draw onscreen parts of the texture.
drawAlign void drawAlign(CanvasIO canvasIO, Rectangle rectangle, Color tint): Draw onscreen parts of the texture using the new backend.
index size_t index(size_t x, size_t y): Get index of the chunk at given X or Y.
resize void resize(Vector2 size, Vector2 dpi, bool alwaysMax): Set a new size for the texture; recalculate the chunk number
resize deprecated void resize(Vector2 size, bool alwaysMax): Undocumented in source. Be warned that the author may not have intended to support it.
row size_t row(size_t i): Undocumented in source. Be warned that the author may not have intended to support it.
rows size_t rows(): Undocumented in source. Be warned that the author may not have intended to support it.
upload void upload(FluidBackend backend, size_t i, Vector2 dpi): Update the texture of a given chunk using its corresponding image.
upload void upload(CanvasIO canvasIO, size_t index, Vector2 dpi): Update the texture of a given chunk using its corresponding image.
viewportSize Vector2 viewportSize(): Undocumented in source. Be warned that the author may not have intended to support it.
visibleChunks visibleChunks(Vector2 position, Vector2 windowSize): Get a range of indices for all currently visible chunks. Accepts position in pixels.

Manifest constants

maxChunkSize enum maxChunkSize;: Undocumented in source.

Structs

Chunk struct Chunk: Undocumented in source.

Variables

chunks Chunk[] chunks;: Underlying textures.
dpi Vector2 dpi;: DPI of the texture.
format Image.Format format;: Format of the texture.
palette Color[] palette;: Palette to use for the texture, if relevant.
size Vector2 size;: Total size of the texture.

Meta

Source

See Implementation

fluid text aliases

Text

functions

mapText

structs