Initial release: RadiantWave v1.0
This commit is contained in:
NeilClack
@@ -0,0 +1,251 @@
|
||||
package page
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"strconv"
|
||||
"strings"
|
||||
|
||||
"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/db"
|
||||
"rhemawavetech.com/rhemawave/internal/fontManager"
|
||||
"rhemawavetech.com/rhemawave/internal/shaderManager"
|
||||
)
|
||||
|
||||
type LogViewerPage struct {
|
||||
Base
|
||||
|
||||
titleTextureID uint32
|
||||
titleTextureWidth int32
|
||||
titleTextureHeight int32
|
||||
|
||||
lines []string
|
||||
lineTextureIDs []uint32
|
||||
lineTextureWidths []int32
|
||||
lineTextureHeights []int32
|
||||
|
||||
hintTextureID uint32
|
||||
hintTextureWidth int32
|
||||
hintTextureHeight int32
|
||||
|
||||
scrollOffset int32
|
||||
maxScrollOffset int32
|
||||
lineHeight int32
|
||||
visibleHeight int32
|
||||
}
|
||||
|
||||
func (p *LogViewerPage) Init(app ApplicationInterface) error {
|
||||
if err := p.Base.Init(app); err != nil {
|
||||
return fmt.Errorf("failed base page initialization: %w", err)
|
||||
}
|
||||
|
||||
logs, err := db.GetLogs(1000)
|
||||
if err != nil {
|
||||
return fmt.Errorf("failed to get logs: %w", err)
|
||||
}
|
||||
|
||||
// Format and word-wrap each log entry
|
||||
for _, entry := range logs {
|
||||
formatted := fmt.Sprintf("[%s] [%s] %s", entry.Timestamp, entry.Level, entry.Message)
|
||||
wrapped := wrapText(formatted, 100)
|
||||
p.lines = append(p.lines, strings.Split(wrapped, "\n")...)
|
||||
}
|
||||
|
||||
applicationFont, err := db.GetConfigValue("application_font")
|
||||
if err != nil {
|
||||
return fmt.Errorf("retrieving application_font from db: %w", err)
|
||||
}
|
||||
|
||||
fm := fontManager.Get()
|
||||
textShader, ok := shaderManager.Get().Get("text")
|
||||
if !ok {
|
||||
return fmt.Errorf("unable to fetch text shader")
|
||||
}
|
||||
|
||||
// Title texture
|
||||
titleID, titleW, titleH, err := fm.CreateStringTexture(applicationFont, "Application Logs", textShader)
|
||||
if err != nil {
|
||||
return fmt.Errorf("failed to create title texture: %w", err)
|
||||
}
|
||||
p.titleTextureID = titleID
|
||||
p.titleTextureWidth = titleW
|
||||
p.titleTextureHeight = titleH
|
||||
|
||||
// Line textures
|
||||
p.lineTextureIDs = make([]uint32, len(p.lines))
|
||||
p.lineTextureWidths = make([]int32, len(p.lines))
|
||||
p.lineTextureHeights = make([]int32, len(p.lines))
|
||||
|
||||
for i, line := range p.lines {
|
||||
if strings.TrimSpace(line) == "" {
|
||||
continue
|
||||
}
|
||||
texID, w, h, err := fm.CreateStringTexture(applicationFont, line, textShader)
|
||||
if err != nil {
|
||||
return fmt.Errorf("failed to create line texture: %w", err)
|
||||
}
|
||||
p.lineTextureIDs[i] = texID
|
||||
p.lineTextureWidths[i] = w
|
||||
p.lineTextureHeights[i] = h
|
||||
}
|
||||
|
||||
// Hint texture
|
||||
hintText := "Arrow Keys / PgUp/PgDn to scroll | F1|2|3 to Exit"
|
||||
hintID, hintW, hintH, err := fm.CreateStringTexture(applicationFont, hintText, textShader)
|
||||
if err != nil {
|
||||
return fmt.Errorf("failed to create hint texture: %w", err)
|
||||
}
|
||||
p.hintTextureID = hintID
|
||||
p.hintTextureWidth = hintW
|
||||
p.hintTextureHeight = hintH
|
||||
|
||||
return nil
|
||||
}
|
||||
|
||||
func (p *LogViewerPage) HandleEvent(event *sdl.Event) error {
|
||||
switch e := (*event).(type) {
|
||||
case *sdl.KeyboardEvent:
|
||||
if e.Type == sdl.KEYDOWN {
|
||||
switch e.Keysym.Sym {
|
||||
case sdl.K_BACKSPACE:
|
||||
p.App.SchedulePop()
|
||||
case sdl.K_UP:
|
||||
p.scrollOffset -= p.lineHeight
|
||||
if p.scrollOffset < 0 {
|
||||
p.scrollOffset = 0
|
||||
}
|
||||
case sdl.K_DOWN:
|
||||
p.scrollOffset += p.lineHeight
|
||||
if p.scrollOffset > p.maxScrollOffset {
|
||||
p.scrollOffset = p.maxScrollOffset
|
||||
}
|
||||
case sdl.K_PAGEUP:
|
||||
p.scrollOffset -= p.visibleHeight
|
||||
if p.scrollOffset < 0 {
|
||||
p.scrollOffset = 0
|
||||
}
|
||||
case sdl.K_PAGEDOWN:
|
||||
p.scrollOffset += p.visibleHeight
|
||||
if p.scrollOffset > p.maxScrollOffset {
|
||||
p.scrollOffset = p.maxScrollOffset
|
||||
}
|
||||
case sdl.K_HOME:
|
||||
p.scrollOffset = 0
|
||||
case sdl.K_END:
|
||||
p.scrollOffset = p.maxScrollOffset
|
||||
}
|
||||
}
|
||||
case *sdl.MouseWheelEvent:
|
||||
p.scrollOffset -= e.Y * p.lineHeight * 3
|
||||
if p.scrollOffset < 0 {
|
||||
p.scrollOffset = 0
|
||||
}
|
||||
if p.scrollOffset > p.maxScrollOffset {
|
||||
p.scrollOffset = p.maxScrollOffset
|
||||
}
|
||||
}
|
||||
return nil
|
||||
}
|
||||
|
||||
func (p *LogViewerPage) Update(dt float32) error {
|
||||
return nil
|
||||
}
|
||||
|
||||
func (p *LogViewerPage) Render() error {
|
||||
baseFontSizeStr, err := db.GetConfigValue("init_font_size")
|
||||
if err != nil {
|
||||
return fmt.Errorf("retrieving init_font_size from db: %w", err)
|
||||
}
|
||||
baseFontSize, err := strconv.Atoi(baseFontSizeStr)
|
||||
if err != nil {
|
||||
return fmt.Errorf("parsing init_font_size: %w", err)
|
||||
}
|
||||
|
||||
sm := shaderManager.Get()
|
||||
textShader, _ := sm.Get("text")
|
||||
|
||||
white := sdl.Color{R: 255, G: 255, B: 255, A: 255}
|
||||
grey := sdl.Color{R: 180, G: 180, B: 180, A: 255}
|
||||
|
||||
titleFontSize := int32(48)
|
||||
titleScale := float32(titleFontSize) / float32(baseFontSize)
|
||||
contentFontSize := int32(24)
|
||||
contentScale := float32(contentFontSize) / float32(baseFontSize)
|
||||
hintFontSize := int32(20)
|
||||
hintScale := float32(hintFontSize) / float32(baseFontSize)
|
||||
|
||||
margin := int32(40)
|
||||
lineSpacing := int32(4)
|
||||
p.lineHeight = contentFontSize + lineSpacing
|
||||
|
||||
contentColumnWidth := int32(float32(p.Base.ScreenWidth) * 0.55)
|
||||
contentLeftX := p.Base.ScreenCenterX - contentColumnWidth/2
|
||||
|
||||
// Title
|
||||
titleH := float32(p.titleTextureHeight) * titleScale
|
||||
titleW := float32(p.titleTextureWidth) * titleScale
|
||||
titleX := p.Base.ScreenCenterX - int32(titleW/2)
|
||||
titleY := p.Base.ScreenHeight - margin - int32(titleH)
|
||||
p.Base.RenderTexture(textShader, p.titleTextureID, mgl32.Vec2{float32(titleX), float32(titleY)}, mgl32.Vec2{titleW, titleH}, white)
|
||||
|
||||
// Hint at bottom
|
||||
hintH := float32(p.hintTextureHeight) * hintScale
|
||||
hintW := float32(p.hintTextureWidth) * hintScale
|
||||
hintX := p.Base.ScreenCenterX - int32(hintW/2)
|
||||
hintY := margin
|
||||
p.Base.RenderTexture(textShader, p.hintTextureID, mgl32.Vec2{float32(hintX), float32(hintY)}, mgl32.Vec2{hintW, hintH}, grey)
|
||||
|
||||
// Content area bounds
|
||||
contentTop := titleY - margin
|
||||
contentBottom := hintY + int32(hintH) + margin
|
||||
p.visibleHeight = contentTop - contentBottom
|
||||
|
||||
// Total content height
|
||||
totalContentHeight := int32(len(p.lines)) * p.lineHeight
|
||||
p.maxScrollOffset = totalContentHeight - p.visibleHeight
|
||||
if p.maxScrollOffset < 0 {
|
||||
p.maxScrollOffset = 0
|
||||
}
|
||||
|
||||
// Render visible lines
|
||||
currentY := contentTop - p.lineHeight + p.scrollOffset
|
||||
|
||||
for i, line := range p.lines {
|
||||
if strings.TrimSpace(line) == "" {
|
||||
currentY -= p.lineHeight
|
||||
continue
|
||||
}
|
||||
|
||||
if p.lineTextureIDs[i] == 0 {
|
||||
currentY -= p.lineHeight
|
||||
continue
|
||||
}
|
||||
|
||||
if currentY > contentTop || currentY+p.lineHeight < contentBottom {
|
||||
currentY -= p.lineHeight
|
||||
continue
|
||||
}
|
||||
|
||||
lineW := float32(p.lineTextureWidths[i]) * contentScale
|
||||
lineH := float32(p.lineTextureHeights[i]) * contentScale
|
||||
|
||||
p.Base.RenderTexture(textShader, p.lineTextureIDs[i], mgl32.Vec2{float32(contentLeftX), float32(currentY)}, mgl32.Vec2{lineW, lineH}, white)
|
||||
currentY -= p.lineHeight
|
||||
}
|
||||
|
||||
return nil
|
||||
}
|
||||
|
||||
func (p *LogViewerPage) Destroy() error {
|
||||
gl.DeleteTextures(1, &p.titleTextureID)
|
||||
gl.DeleteTextures(1, &p.hintTextureID)
|
||||
|
||||
for _, texID := range p.lineTextureIDs {
|
||||
if texID != 0 {
|
||||
gl.DeleteTextures(1, &texID)
|
||||
}
|
||||
}
|
||||
|
||||
return p.Base.Destroy()
|
||||
}
|
||||
Reference in New Issue
Block a user