77 lines
2.1 KiB
Go
77 lines
2.1 KiB
Go
package shape
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import (
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"oss.terrastruct.com/d2/lib/geo"
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"oss.terrastruct.com/d2/lib/svg"
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)
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type shapePage struct {
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*baseShape
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}
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func NewPage(box *geo.Box) Shape {
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return shapePage{
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baseShape: &baseShape{
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Type: PAGE_TYPE,
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Box: box,
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},
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}
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}
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func pageOuterPath(box *geo.Box) *svg.SvgPathContext {
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// base page size
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const PAGE_WIDTH = 66.
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const PAGE_HEIGHT = 79.
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pc := svg.NewSVGPathContext(box.TopLeft, 1., 1.)
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pc.StartAt(pc.Absolute(0.5, 0))
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baseX := box.Width - PAGE_WIDTH
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pc.H(false, baseX+45.1836) // = width-(66+45.1836)
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pc.C(false, baseX+46.3544, 0.0, baseX+47.479, 0.456297, baseX+48.3189, 1.27202)
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pc.L(false, baseX+64.6353, 17.12)
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pc.C(false, baseX+65.5077, 17.9674, baseX+66., 19.1318, baseX+66., 20.348)
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// baseY is not needed above because the coordinates start at 0
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baseY := box.Height - PAGE_HEIGHT
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pc.V(false, baseY+78.5)
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pc.C(false, baseX+66.0, baseY+78.7761, baseX+65.7761, baseY+79.0, baseX+65.5, baseY+79.0)
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// these are the corners and they should change as the shape grows
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scaleX := box.Width / PAGE_WIDTH
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scaleY := box.Height / PAGE_HEIGHT
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pc.H(false, scaleX*.499999)
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pc.C(false, scaleX*0.223857, baseY+79.0, 0.0, baseY+78.7761, 0.0, baseY+78.5)
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pc.V(false, scaleY*0.499999)
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pc.C(false, 0.0, scaleY*0.223857, scaleX*0.223857, 0.0, scaleX*0.5, 0.0)
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pc.Z()
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return pc
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}
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func pageInnerPath(box *geo.Box) *svg.SvgPathContext {
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pc := svg.NewSVGPathContext(box.TopLeft, box.Width/66., box.Height/36.5)
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pc.StartAt(pc.Absolute(64.91803, 36.5))
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pc.H(false, 1.08196)
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pc.C(true, -0.64918, 0, -1.08196, -0.2, -1.08196, -0.5)
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pc.V(false, 0.5)
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pc.C(true, 0, -0.3, 0.43278, -0.5, 1.08196, -0.5)
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pc.H(true, 43.27868)
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pc.C(true, 0.64918, 0, 1.08196, 0.2, 1.08196, 0.5)
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pc.V(true, 7.9)
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pc.C(true, 0, 0.6, 0.86557, 1.1, 2.38032, 1.1)
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pc.H(false, 64.91803)
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pc.C(true, .64918, 0, 1.08196, 0.2, 1.08196, 0.5)
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pc.V(false, 36)
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pc.C(false, 64.99999, 36.3, 65.56721, 36.5, 64.91803, 36.5)
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pc.Z()
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return pc
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}
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func (s shapePage) Perimeter() []geo.Intersectable {
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return pageOuterPath(s.Box).Path
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}
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func (s shapePage) GetSVGPathData() []string {
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return []string{
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pageOuterPath(s.Box).PathData(),
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pageInnerPath(s.Box).PathData(),
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}
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}
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