v0.0.494 add tables to wpdf

imageext/types.go

@@ -0,0 +1,24 @@
+package imageext
+
+type Rectangle struct {
+	X float64
+	Y float64
+	W float64
+	H float64
+}
+
+type PercentageRectangle struct {
+	X float64 // [0..1]
+	Y float64 // [0..1]
+	W float64 // [0..1]
+	H float64 // [0..1]
+}
+
+func (r PercentageRectangle) Of(ref Rectangle) Rectangle {
+	return Rectangle{
+		X: ref.X + r.X*ref.W,
+		Y: ref.Y + r.Y*ref.H,
+		W: r.W * ref.W,
+		H: r.H * ref.H,
+	}
+}