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touch: support drag and drop

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This commit is contained in:
Isaac Freund
2022-12-30 22:03:10 +01:00
parent 6a028639b8
commit a7f00a77ca
5 changed files with 107 additions and 53 deletions
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28
river/render.zig
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@ -260,19 +260,33 @@ fn renderDragIcons(output: *const Output, now: *os.timespec) void {
var output_box: wlr.Box = undefined;
server.root.output_layout.getBox(output.wlr_output, &output_box);
var it = server.root.drag_icons.first;
var it = server.input_manager.seats.first;
while (it) |node| : (it = node.next) {
const drag_icon = &node.data;
const icon = node.data.drag_icon orelse continue;
var lx: f64 = undefined;
var ly: f64 = undefined;
switch (icon.wlr_drag_icon.drag.grab_type) {
.keyboard_pointer => {
lx = icon.seat.cursor.wlr_cursor.x;
ly = icon.seat.cursor.wlr_cursor.y;
},
.keyboard_touch => {
const touch_id = icon.wlr_drag_icon.drag.touch_id;
const point = icon.seat.cursor.touch_points.get(touch_id) orelse continue;
lx = point.lx;
ly = point.ly;
},
.keyboard => unreachable,
}
var rdata = SurfaceRenderData{
.output = output,
.output_x = @floatToInt(i32, drag_icon.seat.cursor.wlr_cursor.x) +
drag_icon.wlr_drag_icon.surface.sx - output_box.x,
.output_y = @floatToInt(i32, drag_icon.seat.cursor.wlr_cursor.y) +
drag_icon.wlr_drag_icon.surface.sy - output_box.y,
.output_x = @floatToInt(i32, lx) + icon.sx - output_box.x,
.output_y = @floatToInt(i32, ly) + icon.sy - output_box.y,
.when = now,
};
drag_icon.wlr_drag_icon.surface.forEachSurface(*SurfaceRenderData, renderSurfaceIterator, &rdata);
icon.wlr_drag_icon.surface.forEachSurface(*SurfaceRenderData, renderSurfaceIterator, &rdata);
}
}