107 lines
2.5 KiB
Go
107 lines
2.5 KiB
Go
package d2gui
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import (
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"image/color"
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"github.com/OpenDiablo2/OpenDiablo2/d2common/d2interface"
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"github.com/OpenDiablo2/OpenDiablo2/d2common/d2util"
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"github.com/OpenDiablo2/OpenDiablo2/d2core/d2asset"
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)
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// LabelButton is a label that can change when hovered and has
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// a callback function that can be called when clicked
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type LabelButton struct {
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label string
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callback func()
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hoverColor color.RGBA
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canHover bool
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isHovered bool
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layout *Layout
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x, y int
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*d2util.Logger
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}
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// NewLabelButton generates a new instance of LabelButton
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func NewLabelButton(x, y int, text string, col color.RGBA, l d2util.LogLevel, callback func()) *LabelButton {
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lb := &LabelButton{
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x: x,
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y: y,
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hoverColor: col,
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label: text,
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callback: callback,
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canHover: true,
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}
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lb.Logger = d2util.NewLogger()
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lb.Logger.SetLevel(l)
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lb.Logger.SetPrefix(logPrefix)
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return lb
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}
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// IsInRect checks if the given point is within the overlay layout rectangle
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func (lb *LabelButton) IsInRect(px, py int) bool {
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if lb.layout == nil {
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return false
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}
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ww, hh := lb.layout.GetSize()
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x, y := lb.layout.Sx, lb.layout.Sy
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if px >= x && px <= x+ww && py >= y && py <= y+hh {
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return true
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}
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return false
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}
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// Load sets the button handlers and sets the layouts
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func (lb *LabelButton) Load(renderer d2interface.Renderer, asset *d2asset.AssetManager) {
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mainLayout := CreateLayout(renderer, PositionTypeAbsolute, asset)
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l, _ := mainLayout.AddLabelWithColor(lb.label, FontStyleFormal11Units, d2util.Color(ColorBrown))
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if lb.canHover {
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l.SetHoverColor(lb.hoverColor)
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}
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mainLayout.SetMouseEnterHandler(func(event d2interface.MouseMoveEvent) {
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if err := l.SetIsHovered(true); err != nil {
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lb.Errorf("could not change label to hover state: %v", err)
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}
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})
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mainLayout.SetMouseLeaveHandler(func(event d2interface.MouseMoveEvent) {
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if err := l.SetIsHovered(false); err != nil {
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lb.Errorf("could not change label to hover state: %v", err)
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}
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})
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lb.layout = mainLayout
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}
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// SetLabel sets the text of label label
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func (lb *LabelButton) SetLabel(val string) {
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lb.label = val
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}
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// SetHoverColor sets the hover color of the Label
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func (lb *LabelButton) SetHoverColor(col color.RGBA) {
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lb.hoverColor = col
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}
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// SetCanHover sets the value of canHover
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func (lb *LabelButton) SetCanHover(val bool) {
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lb.canHover = val
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}
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// IsHovered returns the value of isHovered
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func (lb *LabelButton) IsHovered() bool {
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return lb.isHovered
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}
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// GetLayout returns the laout of the label
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func (lb *LabelButton) GetLayout() *Layout {
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return lb.layout
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}
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