133 lines
3.5 KiB
Go
133 lines
3.5 KiB
Go
package main
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// helper functions for UI
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import (
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"time"
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//"github.com/golang-ui/nuklear/nk"
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"gitlab.wow.st/gmp/nuklear/nk"
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)
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const (
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initWidth = 600
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initHeight = 400
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maxVertexBuffer = 512 * 1024
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maxElementBuffer = 128 * 1024
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frametime = time.Second / 30
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rows = 3
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)
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var (
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white nk.Color
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atlas *nk.FontAtlas
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sansFont *nk.Font
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sansFontHandle *nk.UserFont
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ctx *nk.Context
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width, height int
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y, lastY float32
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)
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func uiInit() {
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platformInit()
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mkWin()
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white = nk.NkRgba(255,255,255,255)
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table := []nk.Color{
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nk.NkRgba(70, 70, 70, 255), // NK_COLOR_TEXT
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nk.NkRgba(175, 175, 175, 255), // NK_COLOR_WINDOW
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nk.NkRgba(175, 175, 175, 255), // NK_COLOR_HEADER
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nk.NkRgba(0, 0, 0, 255), // NK_COLOR_BORDER
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nk.NkRgba(185, 185, 185, 255), // NK_COLOR_BUTTON
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nk.NkRgba(170, 170, 170, 255), // NK_COLOR_BUTTON_HOVER
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nk.NkRgba(160, 160, 160, 255), // NK_COLOR_BUTTON_ACTIVE
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nk.NkRgba(150, 150, 150, 255), // NK_COLOR_TOGGLE
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nk.NkRgba(120, 120, 120, 255), // NK_COLOR_TOGGLE_HOVER
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nk.NkRgba(175, 175, 175, 255), // NK_COLOR_TOGGLE_CURSOR
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nk.NkRgba(190, 190, 190, 255), // NK_COLOR_SELECT
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nk.NkRgba(175, 175, 175, 255), // NK_COLOR_SELECT_ACTIVE
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nk.NkRgba(190, 190, 190, 255), // NK_COLOR_SLIDER
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nk.NkRgba(80, 80, 80, 255), // NK_COLOR_SLIDER_CURSOR
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nk.NkRgba(70, 70, 70, 255), // NK_COLOR_SLIDER_CURSOR_HOVER
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nk.NkRgba(60, 60, 60, 255), // NK_COLOR_SLIDER_CURSOR_ACTIVE
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nk.NkRgba(175, 175, 175, 255), // NK_COLOR_PROPERTY
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nk.NkRgba(150, 150, 150, 255), // NK_COLOR_EDIT
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nk.NkRgba(0, 0, 0, 255), // NK_COLOR_EDIT_CURSOR
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nk.NkRgba(175, 175, 175, 255), // NK_COLOR_COMBO
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nk.NkRgba(160, 160, 160, 255), // NK_COLOR_CHART
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nk.NkRgba(45, 45, 45, 255), // NK_COLOR_CHART_COLOR
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nk.NkRgba( 255, 0, 0, 255), // NK_COLOR_CHART_COLOR_HIGHLIGHT
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nk.NkRgba(180, 180, 180, 255), // NK_COLOR_SCROLLBAR
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nk.NkRgba(140, 140, 140, 255), // NK_COLOR_SCROLLBAR_CURSOR
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nk.NkRgba(150, 150, 150, 255), // NK_COLOR_SCROLLBAR_CURSOR_HOVER
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nk.NkRgba(160, 160, 160, 255), // NK_COLOR_SCROLLBAR_CURSOR_ACTIVE
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nk.NkRgba(180, 180, 180, 255), // NK_COLOR_TAB_HEADER
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}
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_ = table
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// this scheme comes out all white on Android.
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//nk.NkStyleFromTable(ctx, table)
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}
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func loadFont() {
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atlas = nk.NewFontAtlas()
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nk.NkFontStashBegin(&atlas)
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sansFont = nk.NkFontAtlasAddFromBytes(atlas, MustAsset("assets/DroidSans.ttf"), fontSize, nil)
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nk.NkFontStashEnd()
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if sansFont != nil {
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sansFontHandle = sansFont.Handle()
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nk.NkStyleSetFont(ctx, sansFontHandle)
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}
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log(Info, "Font added")
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}
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func row(i int32,hs ...int) {
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h := 1
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if len(hs) > 0 {
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h = hs[0]
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}
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nk.NkLayoutRowStatic(ctx,float32(height / (h * rows)),int32(float32(-i)+float32(width-25)/float32(i)),i)
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}
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func button(text string) bool {
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return nk.NkButtonLabel(ctx,text) > 0
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}
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func label(text string, optss ...nk.Flags) {
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var opts nk.Flags
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if len(optss) > 0 {
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opts = optss[0]
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} else {
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opts = nk.TextAlignLeft | nk.TextAlignMiddle
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}
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nk.NkLabel(ctx,text,opts)
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}
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func editstring(buf []byte) {
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nk.NkEditFocus(ctx, nk.EditBox)
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nk.NkEditStringZeroTerminated(ctx, nk.EditBox, buf, int32(len(buf)), nk.NkFilterAscii)
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}
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func uiBegin() bool {
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nk.NkPlatformNewFrame()
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// NewFrame()
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lastY = y
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width, height = GetSize()
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bounds := nk.NkRect(0,0,float32(width),float32(height))
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ret := nk.NkBegin(ctx, "Rand", bounds, nk.WindowScrollAutoHide) > 0
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wpos := nk.NkWidgetPosition(ctx)
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lastY = y
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y = wpos.Y()
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return ret
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}
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func uiEnd() {
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nk.NkEnd(ctx)
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nk.NkPlatformRender(nk.AntiAliasingOn, maxVertexBuffer, maxElementBuffer)
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SwapBuffers()
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}
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