mirror of
https://github.com/Luzifer/streamdeck.git
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Add background_color attribute to text display elements
Signed-off-by: Knut Ahlers <knut@ahlers.me>
This commit is contained in:
parent
71716320c5
commit
954a9e9cbc
GPG key ID:
0066F03ED215AD7D
3 changed files with 69 additions and 34 deletions
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@ -18,35 +18,40 @@ func init() {
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}
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type attributeCollection struct {
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AttachStderr bool `json:"attach_stderr,omitempty" yaml:"attach_stderr,omitempty"`
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AttachStdout bool `json:"attach_stdout,omitempty" yaml:"attach_stdout,omitempty"`
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Border *int `json:"border,omitempty" yaml:"border,omitempty"`
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Caption string `json:"caption,omitempty" yaml:"caption,omitempty"`
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ChangeVolume *float64 `json:"change_volume,omitempty" yaml:"change_volume,omitempty"`
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Color string `json:"color,omitempty" yaml:"color,omitempty"`
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Command []string `json:"command,omitempty" yaml:"command,omitempty"`
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Delay time.Duration `json:"delay,omitempty" yaml:"delay,omitempty"`
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Device string `json:"device,omitempty" yaml:"device,omitempty"`
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Env map[string]string `json:"env,omitempty" yaml:"env,omitempty"`
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FontSize *float64 `json:"font_size,omitempty" yaml:"font_size,omitempty"`
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Image string `json:"image,omitempty" yaml:"image,omitempty"`
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Interval time.Duration `json:"interval,omitempty" yaml:"interval,omitempty"`
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KeyCodes []int `json:"key_codes,omitempty" yaml:"key_codes,omitempty"`
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Keys []string `json:"keys,omitempty" yaml:"keys,omitempty"`
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Match string `json:"match,omitempty" yaml:"match,omitempty"`
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ModAlt bool `json:"mod_alt,omitempty" yaml:"mod_alt,omitempty"`
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ModCtrl bool `json:"mod_ctrl,omitempty" yaml:"mod_ctrl,omitempty"`
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ModShift bool `json:"mod_shift,omitempty" yaml:"mod_shift,omitempty"`
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ModMeta bool `json:"mod_meta,omitempty" yaml:"mod_meta,omitempty"`
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Mute string `json:"mute,omitempty" yaml:"mute,omitempty"`
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Name string `json:"name,omitempty" yaml:"name,omitempty"`
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Path string `json:"path,omitempty" yaml:"path,omitempty"`
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Relative int `json:"relative,omitempty" yaml:"relative,omitempty"`
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RGBA []int `json:"rgba,omitempty" yaml:"rgba,omitempty"`
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SetVolume *float64 `json:"set_volume,omitempty" yaml:"set_volume,omitempty"`
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Text string `json:"text,omitempty" yaml:"text,omitempty"`
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URL string `json:"url,omitempty" yaml:"url,omitempty"`
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Wait bool `json:"wait,omitempty" yaml:"wait,omitempty"`
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AttachStderr bool `json:"attach_stderr,omitempty" yaml:"attach_stderr,omitempty"`
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AttachStdout bool `json:"attach_stdout,omitempty" yaml:"attach_stdout,omitempty"`
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BackgroundColor []int `json:"background_color,omitempty" yaml:"background_color,omitempty"`
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Border *int `json:"border,omitempty" yaml:"border,omitempty"`
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Caption string `json:"caption,omitempty" yaml:"caption,omitempty"`
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ChangeVolume *float64 `json:"change_volume,omitempty" yaml:"change_volume,omitempty"`
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Color string `json:"color,omitempty" yaml:"color,omitempty"`
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Command []string `json:"command,omitempty" yaml:"command,omitempty"`
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Delay time.Duration `json:"delay,omitempty" yaml:"delay,omitempty"`
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Device string `json:"device,omitempty" yaml:"device,omitempty"`
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Env map[string]string `json:"env,omitempty" yaml:"env,omitempty"`
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FontSize *float64 `json:"font_size,omitempty" yaml:"font_size,omitempty"`
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Image string `json:"image,omitempty" yaml:"image,omitempty"`
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Interval time.Duration `json:"interval,omitempty" yaml:"interval,omitempty"`
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KeyCodes []int `json:"key_codes,omitempty" yaml:"key_codes,omitempty"`
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Keys []string `json:"keys,omitempty" yaml:"keys,omitempty"`
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Match string `json:"match,omitempty" yaml:"match,omitempty"`
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ModAlt bool `json:"mod_alt,omitempty" yaml:"mod_alt,omitempty"`
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ModCtrl bool `json:"mod_ctrl,omitempty" yaml:"mod_ctrl,omitempty"`
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ModShift bool `json:"mod_shift,omitempty" yaml:"mod_shift,omitempty"`
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ModMeta bool `json:"mod_meta,omitempty" yaml:"mod_meta,omitempty"`
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Mute string `json:"mute,omitempty" yaml:"mute,omitempty"`
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Name string `json:"name,omitempty" yaml:"name,omitempty"`
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Path string `json:"path,omitempty" yaml:"path,omitempty"`
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Relative int `json:"relative,omitempty" yaml:"relative,omitempty"`
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RGBA []int `json:"rgba,omitempty" yaml:"rgba,omitempty"`
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SetVolume *float64 `json:"set_volume,omitempty" yaml:"set_volume,omitempty"`
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Text string `json:"text,omitempty" yaml:"text,omitempty"`
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URL string `json:"url,omitempty" yaml:"url,omitempty"`
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Wait bool `json:"wait,omitempty" yaml:"wait,omitempty"`
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}
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func (a attributeCollection) BackgroundToColor() color.RGBA {
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return a.rgbaToColor(a.BackgroundColor)
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}
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func (a attributeCollection) Clone() attributeCollection {
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@ -62,10 +67,14 @@ func (a attributeCollection) Clone() attributeCollection {
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}
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func (a attributeCollection) RGBAToColor() color.RGBA {
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if len(a.RGBA) != 4 {
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return a.rgbaToColor(a.RGBA)
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}
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func (a attributeCollection) rgbaToColor(src []int) color.RGBA {
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if len(src) != 4 {
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return color.RGBA{}
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}
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return color.RGBA{uint8(a.RGBA[0]), uint8(a.RGBA[1]), uint8(a.RGBA[2]), uint8(a.RGBA[3])}
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return color.RGBA{uint8(src[0]), uint8(src[1]), uint8(src[2]), uint8(src[3])}
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}
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type config struct {
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@ -2,11 +2,12 @@ package main
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import (
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"context"
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"github.com/pkg/errors"
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"image/color"
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_ "image/jpeg"
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_ "image/png"
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"strings"
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"github.com/pkg/errors"
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)
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func init() {
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@ -24,6 +25,19 @@ func (d displayElementText) Display(ctx context.Context, idx int, attributes att
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)
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// Initialize background
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if attributes.BackgroundColor != nil {
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if len(attributes.BackgroundColor) != 4 {
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return errors.New("Background color definition needs 4 hex values")
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}
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if err := ctx.Err(); err != nil {
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// Page context was cancelled, do not draw
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return err
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}
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imgRenderer.DrawBackgroundColor(attributes.BackgroundToColor())
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}
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if attributes.Image != "" {
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if err = imgRenderer.DrawBackgroundFromFile(attributes.Image); err != nil {
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return errors.Wrap(err, "Unable to draw background from disk")
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@ -42,6 +42,18 @@ func (t *textOnImageRenderer) DrawBackground(bgi image.Image) {
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draw.Draw(t.img, t.img.Bounds(), bgi, image.ZP, draw.Src)
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}
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func (t *textOnImageRenderer) DrawBackgroundColor(col color.RGBA) {
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img := image.NewRGBA(image.Rect(0, 0, sd.IconSize(), sd.IconSize()))
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for x := 0; x < sd.IconSize(); x++ {
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for y := 0; y < sd.IconSize(); y++ {
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img.Set(x, y, col)
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}
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}
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t.DrawBackground(img)
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}
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func (t *textOnImageRenderer) DrawBackgroundFromFile(filename string) error {
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bgi, err := t.getImageFromDisk(filename)
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if err != nil {
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@ -70,7 +82,7 @@ func (t *textOnImageRenderer) DrawBigText(text string, fontSizeHint float64, bor
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}
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func (t *textOnImageRenderer) DrawCaptionText(text string) error {
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var fontFile = userConfig.CaptionFont
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fontFile := userConfig.CaptionFont
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if fontFile == "" {
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fontFile = userConfig.RenderFont
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}
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@ -91,7 +103,7 @@ func (t *textOnImageRenderer) DrawCaptionText(text string) error {
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}
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}
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var anchor = textDrawAnchorBottom
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anchor := textDrawAnchorBottom
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if userConfig.CaptionPosition == "top" {
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anchor = textDrawAnchorTop
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}
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