A lot of layout work

coord.go

@@ -0,0 +1,46 @@
+/*
+Copyright © Brian Buller <brian@bullercodeworks.com>
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
+*/
+package widgets
+
+import "github.com/gdamore/tcell"
+
+type Coord struct {
+	X, Y int
+}
+
+func (p Coord) Add(o Coord) Coord {
+	return Coord{
+		X: p.X + o.X,
+		Y: p.Y + o.Y,
+	}
+}
+
+func (p Coord) ResizeEvent() *tcell.EventResize {
+	return tcell.NewEventResize(p.X, p.Y)
+}
+
+func (p Coord) DrawOffset(w Widget, screen tcell.Screen) {
+	pr := w.GetPos()
+	w.SetPos(p.Add(pr))
+	w.Draw(screen)
+	w.SetPos(pr)
+}