Merge pull request 'Volume Controls' (#32) from dev into main

Reviewed-on: https://codeberg.org/RhemaWave-Technologies/RhemaWave/pulls/32
This commit is contained in:
NeilClack
2026-05-14 17:38:00 +02:00
6 changed files with 232 additions and 5 deletions
+1
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@@ -121,6 +121,7 @@ func Run() {
StandardFontSize: 32,
LinePattern: "fibonacci",
AudioEnabled: true,
SavedVolume: 1.0,
}
if err := DB.Create(&initialConfig).Error; err != nil {
logger.Error("failed to insert default config into database: %v", err)
+1
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@@ -16,6 +16,7 @@ type AppConfig struct {
StandardFontSize int // The font size used for most text rendering
LinePattern string // "fibonacci"
AudioEnabled bool
SavedVolume float64 // Last saved volume as a percentage
}
type Log struct {
+10
View File
@@ -247,6 +247,16 @@ func SetAllSinkVolumes(level float64) error {
return nil
}
// ConvertVolume converts a desired volume percentage (0%, 25%, 33%, 90%, etc) to
// the float64 value needed to pass to SetAllSinkVolumes 0..1.0
// Percentages should be passed as integers. 25% -> 25
func ConvertVolume(volPerc int) float64 {
if volPerc == 0 {
return 0.0
}
return float64(volPerc) / 100.0
}
// parseSinks parses the output of `wpctl status` and extracts audio sinks.
func parseSinks(data []byte) ([]Sink, error) {
var sinks []Sink
+34
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@@ -0,0 +1,34 @@
package mixer_test
import (
"math"
"testing"
"rhemawavetech.com/rhemawave/internal/mixer"
)
func TestConvertVolume(t *testing.T) {
tests := []struct {
name string
input int
expected float64
}{
{"0 percent", 0, 0.0},
{"25 percent", 25, 0.25},
{"33 percent", 33, 0.33},
{"50 percent", 50, 0.50},
{"90 percent", 90, 0.90},
{"100 percent", 100, 1.0},
}
const epsilon = 1e-9
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
got := mixer.ConvertVolume(tt.input)
if math.Abs(got-tt.expected) > epsilon {
t.Errorf("ConvertVolume(%d) = %v, want %v", tt.input, got, tt.expected)
}
})
}
}
+158 -5
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@@ -4,11 +4,13 @@ import (
"fmt"
"github.com/go-gl/gl/v3.3-core/gl"
"github.com/go-gl/mathgl/mgl32"
"github.com/veandco/go-sdl2/sdl"
"rhemawavetech.com/rhemawave/internal/colors"
"rhemawavetech.com/rhemawave/internal/db"
"rhemawavetech.com/rhemawave/internal/fontManager"
"rhemawavetech.com/rhemawave/internal/logger"
"rhemawavetech.com/rhemawave/internal/mixer"
"rhemawavetech.com/rhemawave/internal/shaderManager"
)
@@ -20,9 +22,16 @@ type AudioDevices struct {
title StringItem
prompt StringItem
AudioStatusToggle StringItem
volumePercent StringItem
verticalMargin int32
ItemScale float32
CfgPtr *db.AppConfig
VolumeLabel StringItem
// Volume bar geometry (computed once in layout, reused in render)
volumeBarX int32
volumeBarY int32
volumeBarW int32
volumeBarH int32
}
func (p *AudioDevices) Init(ctx *PageCtx) error {
@@ -68,7 +77,7 @@ func (p *AudioDevices) Init(ctx *PageCtx) error {
p.title.Scale(titleScale)
// Create prompt
p.prompt, err = NewStringItem("Switch On/Off with Enter. Setting saves immediately.", p.font, colors.White)
p.prompt, err = NewStringItem("Switch On/Off with Enter. Change volume with Left/Right (arrow keys). Setting saves immediately.", p.font, colors.White)
if err != nil {
return fmt.Errorf("creating prompt: %w", err)
}
@@ -78,6 +87,16 @@ func (p *AudioDevices) Init(ctx *PageCtx) error {
logger.Error("failed to create AudioStatusItem in AudioDevices.Init()")
}
if err = p.CreateVolumePercentItem(); err != nil {
logger.Error("failed to create VolumePercentItem in AudioDevices.Init()")
}
p.VolumeLabel, err = NewStringItem("Volume", p.font, colors.White)
if err != nil {
return fmt.Errorf("creating volume label: %w", err)
}
p.VolumeLabel.Scale(p.ItemScale)
p.layout()
return nil
}
@@ -97,10 +116,25 @@ func (p *AudioDevices) CreateAudioStatusItem() error {
fmt.Printf("AudioStatusToggle (%d)", audioStatusStringItem.ID)
audioStatusStringItem.Scale(p.ItemScale)
p.AudioStatusToggle = audioStatusStringItem
return nil
}
// Position the audio toggle
p.AudioStatusToggle.X = p.ScreenCenterX - p.AudioStatusToggle.W/2 // Horizontal Position
p.AudioStatusToggle.Y = p.ScreenCenterY + (p.AudioStatusToggle.H / 2) // Vertical Position
// CreateVolumePercentItem creates (or recreates) the percentage label beside the volume bar.
func (p *AudioDevices) CreateVolumePercentItem() error {
// Free the old texture if one exists
if p.volumePercent.ID != 0 {
gl.DeleteTextures(1, &p.volumePercent.ID)
}
pct := int(p.Context.CfgPtr.SavedVolume * 100)
label := fmt.Sprintf("%d%%", pct)
item, err := NewStringItem(label, p.font, colors.White)
if err != nil {
return fmt.Errorf("failed to create volume percent item: %v", err)
}
item.Scale(p.ItemScale)
p.volumePercent = item
return nil
}
@@ -112,6 +146,30 @@ func (p *AudioDevices) layout() {
// Position prompt below the title
p.prompt.X = p.ScreenCenterX - p.prompt.W/2
p.prompt.Y = p.title.Y - p.verticalMargin*2 - p.prompt.H
// Position the audio toggle below the prompt, centred
p.AudioStatusToggle.X = p.ScreenCenterX - p.AudioStatusToggle.W/2
p.AudioStatusToggle.Y = p.prompt.Y - p.verticalMargin*2 - p.AudioStatusToggle.H
// Volume bar: narrower (30% of screen width) so the right edge stays visible
barH := p.AudioStatusToggle.H
barW := int32(float32(p.ScreenWidth) * 0.30)
barX := p.ScreenCenterX - barW/2
barY := p.AudioStatusToggle.Y - p.verticalMargin*2 - barH
p.volumeBarX = barX
p.volumeBarY = barY
p.volumeBarW = barW
p.volumeBarH = barH
// "Volume" label: to the LEFT of the bar, vertically centred on it
p.VolumeLabel.X = barX - p.VolumeLabel.W - 20
p.VolumeLabel.Y = barY + (barH-p.VolumeLabel.H)/2
// Percentage label: vertically centred on the bar, small gap to the right
gap := int32(12)
p.volumePercent.X = barX + barW + gap
p.volumePercent.Y = barY + (barH-p.volumePercent.H)/2
}
func (p *AudioDevices) ToggleAudio() {
@@ -126,6 +184,40 @@ func (p *AudioDevices) ToggleAudio() {
// Update AudioEnabled UI element
p.CreateAudioStatusItem()
p.layout()
}
// UpdateVolume increments or decrements system volume by level (percent change)
func (p *AudioDevices) UpdateVolume(level int) {
// Calculate the new volume
newVol := mixer.ConvertVolume(level) + p.Context.CfgPtr.SavedVolume
// Check that it's within bounds
if newVol < 0.0 || newVol > 1.0 {
return
}
// Force 1.0 rather than 0.99999999999999989
if newVol > .99 {
newVol = 1.0
}
// Update the config
p.Context.CfgPtr.SavedVolume = newVol
fmt.Printf("New Volume: %f", newVol)
// Update the database
p.Context.DbPtr.Save(&p.Context.CfgPtr)
// Set the new volume
err := mixer.SetAllSinkVolumes(newVol)
if err != nil {
fmt.Printf("Error setting allSinkVolumes: %v", err)
}
// Refresh volume label
if err := p.CreateVolumePercentItem(); err != nil {
logger.Error("failed to refresh volume percent item: %v", err)
}
// Re-position the label (bar geometry is unchanged, but label width may differ)
gap := int32(12)
p.volumePercent.X = p.volumeBarX + p.volumeBarW + gap
p.volumePercent.Y = p.volumeBarY + (p.volumeBarH-p.volumePercent.H)/2
}
func (p *AudioDevices) HandleEvent(event *sdl.Event) error {
@@ -135,9 +227,12 @@ func (p *AudioDevices) HandleEvent(event *sdl.Event) error {
}
switch e.Keysym.Sym {
case sdl.K_RETURN:
p.ToggleAudio()
case sdl.K_RIGHT: // Right increase
p.UpdateVolume(10)
case sdl.K_LEFT: // Left decrease
p.UpdateVolume(-10)
case sdl.K_BACKSPACE:
p.Context.NavigateTo(SETTINGS)
}
@@ -145,6 +240,47 @@ func (p *AudioDevices) HandleEvent(event *sdl.Event) error {
return nil
}
// renderVolumeBar draws the green outline and the white filled portion.
func (p *AudioDevices) renderVolumeBar() error {
vol := p.Context.CfgPtr.SavedVolume
// --- White fill (clipped to current volume fraction) ---
fillW := float32(p.volumeBarW) * float32(vol)
if fillW > 0 {
fillPos := mgl32.Vec2{float32(p.volumeBarX), float32(p.volumeBarY)}
fillDim := mgl32.Vec2{fillW, float32(p.volumeBarH)}
if err := p.RenderSolidColorQuad(p.solidShader, fillPos, fillDim, colors.White); err != nil {
return fmt.Errorf("rendering volume fill: %w", err)
}
}
// --- Green outline (4 x thin quads: top, bottom, left, right) ---
thickness := float32(2)
bx := float32(p.volumeBarX)
by := float32(p.volumeBarY)
bw := float32(p.volumeBarW)
bh := float32(p.volumeBarH)
outlineRects := [4][2]mgl32.Vec2{
// bottom edge
{{bx, by}, {bw, thickness}},
// top edge
{{bx, by + bh - thickness}, {bw, thickness}},
// left edge
{{bx, by}, {thickness, bh}},
// right edge
{{bx + bw - thickness}, {thickness, bh}},
}
for _, r := range outlineRects {
if err := p.RenderSolidColorQuad(p.solidShader, r[0], r[1], colors.Green); err != nil {
return fmt.Errorf("rendering volume outline edge: %w", err)
}
}
return nil
}
func (p *AudioDevices) Render() error {
if err := p.RenderTexture(p.textShader, p.title.ID, p.title.Position(), p.title.RawDimensions(), p.title.Color); err != nil {
logger.Error("unable to render title texture: %v", err)
@@ -161,11 +297,28 @@ func (p *AudioDevices) Render() error {
return fmt.Errorf("unable to render audioStatusToggle texture: %w", err)
}
if err := p.RenderTexture(p.textShader, p.VolumeLabel.ID, p.VolumeLabel.Position(), p.VolumeLabel.RawDimensions(), p.VolumeLabel.Color); err != nil {
logger.Error("unable to render volume label texture: %v", err)
return fmt.Errorf("unable to render volume label texture: %w", err)
}
if err := p.renderVolumeBar(); err != nil {
logger.Error("unable to render volume bar: %v", err)
return fmt.Errorf("unable to render volume bar: %w", err)
}
if err := p.RenderTexture(p.textShader, p.volumePercent.ID, p.volumePercent.Position(), p.volumePercent.RawDimensions(), p.volumePercent.Color); err != nil {
logger.Error("unable to render volume percent texture: %v", err)
return fmt.Errorf("unable to render volume percent texture: %w", err)
}
return nil
}
func (p *AudioDevices) Destroy() error {
gl.DeleteTextures(1, &p.title.ID)
gl.DeleteTextures(1, &p.prompt.ID)
gl.DeleteTextures(1, &p.volumePercent.ID)
gl.DeleteTextures(1, &p.VolumeLabel.ID)
return nil
}
+28
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@@ -0,0 +1,28 @@
package page_test
import (
"testing"
"rhemawavetech.com/rhemawave/internal/page"
)
func TestUpdateVolume(t *testing.T) {
tests := []struct {
name string
input int
}{
{"0 percent", 0},
{"25 percent", 25},
{"50 percent", 50},
{"100 percent", 100},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
devices := &page.AudioDevices{}
// Currently only verifies no panic — expand assertions when
// UpdateVolume has observable side effects or a return value.
devices.UpdateVolume(tt.input)
})
}
}