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ref(event): split Size into two Points (one for the size and one for the anchor / origin)
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Yves Biener
2025-03-04 00:04:56 +01:00
parent 91ac6241f4
commit 591b990087
23 changed files with 477 additions and 459 deletions
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24
examples/elements/button.zig
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@@ -14,13 +14,14 @@ const QuitText = struct {
return .{ .ptr = this, .vtable = &.{ .content = content } };
}
pub fn content(ctx: *anyopaque, cells: []zterm.Cell, size: zterm.Size) !void {
fn content(ctx: *anyopaque, cells: []zterm.Cell, origin: zterm.Point, size: zterm.Point) !void {
_ = ctx;
std.debug.assert(cells.len == @as(usize, size.cols) * @as(usize, size.rows));
std.debug.assert(cells.len == @as(usize, size.x) * @as(usize, size.y));
_ = origin;
const row = 2;
const col = size.cols / 2 -| (text.len / 2);
const anchor = (row * size.cols) + col;
const col = size.x / 2 -| (text.len / 2);
const anchor = (row * size.x) + col;
for (text, 0..) |cp, idx| {
cells[anchor + idx].style.fg = .white;
@@ -52,7 +53,7 @@ const Clickable = struct {
fn handle(ctx: *anyopaque, event: App.Event) !void {
const this: *@This() = @ptrCast(@alignCast(ctx));
switch (event) {
.mouse => |mouse| {
.mouse => |mouse| if (mouse.button == .left and mouse.kind == .release) {
var value = @intFromEnum(this.color);
value += 1;
value %= 17;
@@ -64,13 +65,14 @@ const Clickable = struct {
}
}
fn content(ctx: *anyopaque, cells: []zterm.Cell, size: zterm.Size) !void {
fn content(ctx: *anyopaque, cells: []zterm.Cell, origin: zterm.Point, size: zterm.Point) !void {
const this: *@This() = @ptrCast(@alignCast(ctx));
std.debug.assert(cells.len == @as(usize, size.cols) * @as(usize, size.rows));
std.debug.assert(cells.len == @as(usize, size.x) * @as(usize, size.y));
_ = origin;
const row = size.rows / 2 -| (text.len / 2);
const col = size.cols / 2 -| (text.len / 2);
const anchor = (row * size.cols) + col;
const row = size.y / 2 -| (text.len / 2);
const col = size.x / 2 -| (text.len / 2);
const anchor = (row * size.x) + col;
for (text, 0..) |cp, idx| {
cells[anchor + idx].style.fg = this.color;
@@ -119,7 +121,7 @@ pub fn main() !void {
switch (event) {
.init => continue,
.quit => break,
.resize => |size| try renderer.resize(size),
.size => |size| try renderer.resize(size),
.key => |key| if (key.eql(.{ .cp = 'c', .mod = .{ .ctrl = true } })) app.quit(),
.click => |button| {
log.info("Clicked with mouse using Button: {s}", .{button});