Noah Petherbridge
f473609bb5
Add urfave/cli to the doodle.exe binary to add a --version command. Both
doodle.exe and doodad.exe will now print their git commit hash and build
date along with their version number when asked.
% ./bin/doodle --version
doodle version 0.0.7-alpha build a316baf. Built on 2018-12-30T14:44:43-08:00
77 lines
1.9 KiB
Go
77 lines
1.9 KiB
Go
package wallpaper
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// The methods that deal in cached Textures for Doodle.
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import (
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"fmt"
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"image"
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"os"
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"git.kirsle.net/apps/doodle/lib/render"
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"git.kirsle.net/apps/doodle/pkg/userdir"
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"golang.org/x/image/bmp"
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)
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// CornerTexture returns the Texture.
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func (wp *Wallpaper) CornerTexture(e render.Engine) (render.Texturer, error) {
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fmt.Println("CornerTex")
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if wp.tex.corner == nil {
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tex, err := texture(e, wp.corner, wp.Name+"c")
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wp.tex.corner = tex
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return tex, err
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}
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return wp.tex.corner, nil
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}
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// TopTexture returns the Texture.
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func (wp *Wallpaper) TopTexture(e render.Engine) (render.Texturer, error) {
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if wp.tex.top == nil {
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tex, err := texture(e, wp.top, wp.Name+"t")
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wp.tex.top = tex
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return tex, err
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}
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return wp.tex.top, nil
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}
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// LeftTexture returns the Texture.
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func (wp *Wallpaper) LeftTexture(e render.Engine) (render.Texturer, error) {
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if wp.tex.left == nil {
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tex, err := texture(e, wp.left, wp.Name+"l")
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wp.tex.left = tex
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return tex, err
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}
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return wp.tex.left, nil
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}
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// RepeatTexture returns the Texture.
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func (wp *Wallpaper) RepeatTexture(e render.Engine) (render.Texturer, error) {
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if wp.tex.repeat == nil {
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tex, err := texture(e, wp.repeat, wp.Name+"x")
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wp.tex.repeat = tex
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return tex, err
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}
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return wp.tex.repeat, nil
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}
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func texture(e render.Engine, img *image.RGBA, name string) (render.Texturer, error) {
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filename := userdir.CacheFilename("wallpaper", name+".bmp")
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if _, err := os.Stat(filename); os.IsNotExist(err) {
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fh, err := os.Create(filename)
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if err != nil {
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return nil, fmt.Errorf("CornerTexture: %s", err.Error())
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}
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defer fh.Close()
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err = bmp.Encode(fh, img)
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if err != nil {
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return nil, fmt.Errorf("CornerTexture: bmp.Encode: %s", err.Error())
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}
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}
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texture, err := e.NewBitmap(filename)
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if err != nil {
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return nil, fmt.Errorf("CornerTexture: NewBitmap(%s): %s", filename, err.Error())
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}
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return texture, nil
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}
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