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-rw-r--r--ui/command-processor.go2
-rw-r--r--ui/commands.go53
-rw-r--r--ui/messages/parser/htmlparser.go23
3 files changed, 78 insertions, 0 deletions
diff --git a/ui/command-processor.go b/ui/command-processor.go
index 2fe47bf..0f38c57 100644
--- a/ui/command-processor.go
+++ b/ui/command-processor.go
@@ -78,6 +78,7 @@ func NewCommandProcessor(parent *MainView) *CommandProcessor {
"part": {"leave"},
"send": {"sendevent"},
"state": {"setstate"},
+ "rb": {"rainbow"},
},
commands: map[string]CommandHandler{
"unknown-command": cmdUnknownCommand,
@@ -91,6 +92,7 @@ func NewCommandProcessor(parent *MainView) *CommandProcessor {
"logout": cmdLogout,
"sendevent": cmdSendEvent,
"setstate": cmdSetState,
+ "rainbow": cmdRainbow,
},
}
}
diff --git a/ui/commands.go b/ui/commands.go
index 510fc5d..8746305 100644
--- a/ui/commands.go
+++ b/ui/commands.go
@@ -20,6 +20,9 @@ import (
"encoding/json"
"maunium.net/go/gomuks/debug"
"strings"
+ "fmt"
+ "github.com/lucasb-eyer/go-colorful"
+ "unicode"
)
func cmdMe(cmd *Command) {
@@ -29,6 +32,56 @@ func cmdMe(cmd *Command) {
cmd.UI.Render()
}
+// GradientTable from https://github.com/lucasb-eyer/go-colorful/blob/master/doc/gradientgen/gradientgen.go
+type GradientTable []struct {
+ Col colorful.Color
+ Pos float64
+}
+
+func (gt GradientTable) GetInterpolatedColorFor(t float64) colorful.Color {
+ for i := 0; i < len(gt)-1; i++ {
+ c1 := gt[i]
+ c2 := gt[i+1]
+ if c1.Pos <= t && t <= c2.Pos {
+ t := (t - c1.Pos) / (c2.Pos - c1.Pos)
+ return c1.Col.BlendHcl(c2.Col, t).Clamped()
+ }
+ }
+ return gt[len(gt)-1].Col
+}
+
+var rainbow = GradientTable{
+ {colorful.LinearRgb(1, 0, 0), 0.0},
+ {colorful.LinearRgb(1, 0.5, 0), 0.1},
+ {colorful.LinearRgb(1, 1, 0), 0.2},
+ {colorful.LinearRgb(0.5, 1, 0), 0.3},
+ {colorful.LinearRgb(0, 1, 0), 0.4},
+ {colorful.LinearRgb(0, 1, 0.5), 0.5},
+ {colorful.LinearRgb(0, 1, 1), 0.6},
+ {colorful.LinearRgb(0, 0.5, 1), 0.7},
+ {colorful.LinearRgb(0.5, 0, 1), 0.8},
+ {colorful.LinearRgb(1, 0, 1), 0.9},
+ {colorful.LinearRgb(1, 0, 0.5), 1},
+}
+
+// TODO this command definitely belongs in a plugin once we have a plugin system.
+func cmdRainbow(cmd *Command) {
+ text := strings.Join(cmd.Args, " ")
+ var html strings.Builder
+ fmt.Fprint(&html, "**🌈** ")
+ for i, char := range text {
+ if unicode.IsSpace(char) {
+ html.WriteRune(char)
+ continue
+ }
+ color := rainbow.GetInterpolatedColorFor(float64(i)/float64(len(text))).Hex()
+ fmt.Fprintf(&html, "<font color=\"%s\">%c</font>", color, char)
+ }
+ tempMessage := cmd.Room.NewTempMessage("m.text", html.String())
+ go cmd.MainView.sendTempMessage(cmd.Room, tempMessage, html.String())
+ cmd.UI.Render()
+}
+
func cmdQuit(cmd *Command) {
cmd.Gomuks.Stop()
}
diff --git a/ui/messages/parser/htmlparser.go b/ui/messages/parser/htmlparser.go
index 98894fd..c8b000e 100644
--- a/ui/messages/parser/htmlparser.go
+++ b/ui/messages/parser/htmlparser.go
@@ -29,6 +29,7 @@ import (
"maunium.net/go/gomuks/ui/widget"
"maunium.net/go/tcell"
"strconv"
+ "github.com/lucasb-eyer/go-colorful"
)
var matrixToURL = regexp.MustCompile("^(?:https?://)?(?:www\\.)?matrix\\.to/#/([#@!].*)")
@@ -125,6 +126,26 @@ func (parser *htmlParser) basicFormatToTString(node *html.Node, stripLinebreak b
return str
}
+func (parser *htmlParser) fontToTString(node *html.Node, stripLinebreak bool) tstring.TString {
+ str := parser.nodeToTagAwareTString(node.FirstChild, stripLinebreak)
+ hex := parser.getAttribute(node, "color")
+ if len(hex) == 0 {
+ return str
+ }
+
+ color, err := colorful.Hex(hex)
+ if err != nil {
+ return str
+ }
+
+ r, g, b := color.RGB255()
+ tcellColor := tcell.NewRGBColor(int32(r), int32(g), int32(b))
+ str.AdjustStyleFull(func(style tcell.Style) tcell.Style {
+ return style.Foreground(tcellColor)
+ })
+ return str
+}
+
func (parser *htmlParser) headerToTString(node *html.Node, stripLinebreak bool) tstring.TString {
children := parser.nodeToTStrings(node.FirstChild, stripLinebreak)
length := int(node.Data[1] - '0')
@@ -172,6 +193,8 @@ func (parser *htmlParser) tagToTString(node *html.Node, stripLinebreak bool) tst
return tstring.NewTString("\n")
case "b", "strong", "i", "em", "s", "del", "u", "ins":
return parser.basicFormatToTString(node, stripLinebreak)
+ case "font":
+ return parser.fontToTString(node, stripLinebreak)
case "a":
return parser.linkToTString(node, stripLinebreak)
case "p":