mirror of
https://github.com/clockworkpi/LauncherGoDev.git
synced 2025-12-12 16:08:52 +01:00
134 lines
2.5 KiB
Go
134 lines
2.5 KiB
Go
package UI
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import (
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"strings"
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"github.com/veandco/go-sdl2/sdl"
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"github.com/veandco/go-sdl2/ttf"
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"github.com/cuu/gogame/surface"
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"github.com/cuu/gogame/rect"
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"github.com/cuu/gogame/color"
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"github.com/cuu/gogame/font"
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)
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//MultiLabel is also a LabelInterface
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type MultiLabel struct {
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Widget
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Text string
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FontObj *ttf.Font
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Color *color.Color
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CanvasHWND *sdl.Surface
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//TextSurf *sdl.Surface
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MaxWidth int
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}
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func NewMultiLabel() *MultiLabel{
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l := &MultiLabel{}
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l.Color = &color.Color{83,83,83,255}
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l.Width = 135
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l.Height = 100
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return l
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}
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func (self *MultiLabel) Init(text string, font_obj *ttf.Font,col *color.Color) {
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if col != nil {
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self.Color = col
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}
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self.Text = text
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self.FontObj = font_obj
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if self.CanvasHWND != nil {
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self.Draw()
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}
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}
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func (self *MultiLabel) SetCanvasHWND( canvas *sdl.Surface) {
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self.CanvasHWND = canvas
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}
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func (self *MultiLabel) SetColor(col *color.Color){
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if col != nil {
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self.Color = col
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}
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}
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func (self *MultiLabel) GetText() string {
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return self.Text
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}
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func (self *MultiLabel) SetText(text string) {
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self.Text = text
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}
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func (self *MultiLabel) DrawCenter(bold bool) {
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}
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func (self *MultiLabel) Draw() {
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font.SetBold(self.FontObj,false) // avoing same font tangling set_bold to others
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self.blit_text(self.CanvasHWND, self.Text,self.PosX,self.PosY,self.FontObj)
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}
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// difference to Label
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func (self *MultiLabel) blit_text(surf *sdl.Surface,text string, pos_x,pos_y int, fnt *ttf.Font) {
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words := make([][]string, 0)
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temp := strings.Split(text,"\n")
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for _,v := range temp {
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t := strings.Split(v," ")
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words = append(words,t)
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}
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space,_ := font.Size(fnt," ")
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max_width := self.Width
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x,y := pos_x,pos_y
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row_total_width := 0
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lines := 0
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tmp := words
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if len(words) > 4 {
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tmp = words[:4]
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}
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for _,line := range tmp {
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word_height := 0
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tmp2 := line
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if len(line) > 12 {
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tmp2 = line[:12]
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}
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for _,word := range tmp2 {
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word_surface := font.Render(fnt,word,true,self.Color,nil)
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word_width := surface.GetWidth(word_surface)
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word_height = surface.GetHeight(word_surface)
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row_total_width += word_width
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if row_total_width+space >= max_width {
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x = pos_x
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y = y+word_height
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row_total_width = word_width
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if lines == 0 {
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lines = lines + word_height
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}else {
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lines = lines + word_height
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}
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}
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rect_ := rect.Rect(x,y,self.Width,self.Height)
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surface.Blit(surf,word_surface,&rect_,nil)
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x += (word_width+space)
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}
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x = pos_x
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y += word_height
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lines += word_height
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}
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self.Height = lines
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}
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