this repo has no description
fix name
Signed-off-by: Tim Culverhouse <tim@timculverhouse.com>
+120
-3
+1
-1
build.zig.zon
+1
-1
build.zig.zon
+3
-2
src/Image.zig
+3
-2
src/Image.zig
···
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.y_pixel = 1,
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},
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.{ .path = "vaxis.png" },
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1,
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);
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defer img.deinit();
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-
try testing.expectEqual(1, img.cell_width);
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try testing.expectEqual(1, img.cell_height);
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try testing.expectEqual(200, img.cell_width);
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try testing.expectEqual(197, img.cell_height);
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}
+74
src/image/Kitty.zig
+74
src/image/Kitty.zig
···
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const std = @import("std");
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const math = std.math;
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const testing = std.testing;
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const zigimg = @import("zigimg");
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const png = zigimg.png;
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const Window = @import("../Window.zig");
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const Winsize = @import("../Tty.zig").Winsize;
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const Kitty = @This();
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/// the decoded image
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img: zigimg.Image,
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/// unique identifier for this image
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id: u32,
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/// width of the image, in cells
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cell_width: usize,
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/// height of the image, in cells
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cell_height: usize,
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+
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/// initialize a new image
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pub fn init(
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alloc: std.mem.Allocator,
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winsize: Winsize,
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src: []const u8,
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id: u32,
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) !Kitty {
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const img = switch (src) {
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.path => |path| try zigimg.Image.fromFilePath(alloc, path),
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.mem => |bytes| try zigimg.Image.fromMemory(alloc, bytes),
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};
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// cell geometry
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const pix_per_col = try math.divCeil(usize, winsize.x_pixel, winsize.cols);
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const pix_per_row = try math.divCeil(usize, winsize.y_pixel, winsize.rows);
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const cell_width = math.divCeil(usize, img.width, pix_per_col) catch 0;
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const cell_height = math.divCeil(usize, img.height, pix_per_row) catch 0;
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return Image{
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.img = img,
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.cell_width = cell_width,
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.cell_height = cell_height,
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.id = id,
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};
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}
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pub fn deinit(self: *Image) void {
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self.img.deinit();
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}
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pub fn draw(self: *Image, win: Window, placement_id: u32) !void {
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try win.writeImage(win.x_off, win.y_off, self, placement_id);
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}
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test "image" {
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const alloc = testing.allocator;
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var img = try init(
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alloc,
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.{
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.rows = 1,
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.cols = 1,
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.x_pixel = 1,
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.y_pixel = 1,
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},
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.{ .path = "vaxis.png" },
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0,
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.kitty,
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);
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defer img.deinit();
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try testing.expectEqual(200, img.cell_width);
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try testing.expectEqual(197, img.cell_height);
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}
+42
src/image/image.zig
+42
src/image/image.zig
···
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const std = @import("std");
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const math = std.math;
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const testing = std.testing;
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const zigimg = @import("zigimg");
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const Winsize = @import("../Tty.zig").Winsize;
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const Window = @import("../Window.zig");
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const Kitty = @import("Kitty.zig");
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pub const Image = union(enum) {
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kitty: Kitty,
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pub const Protocol = enum {
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kitty,
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// TODO: sixel, full block, half block, quad block
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};
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/// initialize a new image
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pub fn init(
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alloc: std.mem.Allocator,
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winsize: Winsize,
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src: []const u8,
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id: u32,
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protocol: Protocol,
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) !Image {
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switch (protocol) {
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.kitty => {
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const img = try Kitty.init(alloc, winsize, src, id);
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return .{ .kitty = img };
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},
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}
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}
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pub fn deinit(self: *Image) void {
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self.img.deinit();
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}
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+
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pub fn draw(self: *Image, win: Window, placement_id: u32) !void {
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try win.writeImage(win.x_off, win.y_off, self, placement_id);
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}
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};