// MIT License

// Copyright (c) 2022 Tree Xie

// 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 charts

type Renderer interface {
	Render() (Box, error)
}

type defaultRenderOption struct {
	Theme   ColorPalette
	Padding Box
}

func defaultRender(p *Painter, opt defaultRenderOption) *Painter {
	p.SetBackground(p.Width(), p.Height(), opt.Theme.GetBackgroundColor())
	if !opt.Padding.IsZero() {
		p = p.Child(PainterPaddingOption(opt.Padding))
	}
	return p
}

func doRender(renderers ...Renderer) error {
	for _, r := range renderers {
		_, err := r.Render()
		if err != nil {
			return err
		}
	}
	return nil
}