package basicElements import "image" import "git.tebibyte.media/sashakoshka/tomo/theme" import "git.tebibyte.media/sashakoshka/tomo/artist" import "git.tebibyte.media/sashakoshka/tomo/elements/core" type Icon struct { *core.Core core core.CoreControl theme theme.Wrapped id theme.Icon size theme.IconSize } func NewIcon (id theme.Icon, size theme.IconSize) (element *Icon) { element = &Icon { id: id, size: size, } element.theme.Case = theme.C("basic", "icon") element.Core, element.core = core.NewCore(element, element.draw) element.updateMinimumSize() return } func (element *Icon) SetIcon (id theme.Icon, size theme.IconSize) { element.id = id element.size = size element.updateMinimumSize() if element.core.HasImage() { element.draw() element.core.DamageAll() } } // SetTheme sets the element's theme. func (element *Icon) SetTheme (new theme.Theme) { if new == element.theme.Theme { return } element.theme.Theme = new element.updateMinimumSize() if element.core.HasImage() { element.draw() element.core.DamageAll() } } func (element *Icon) icon () artist.Icon { return element.theme.Icon(element.id, element.size) } func (element *Icon) updateMinimumSize () { icon := element.icon() if icon == nil { element.core.SetMinimumSize(0, 0) } else { bounds := icon.Bounds() element.core.SetMinimumSize(bounds.Dx(), bounds.Dy()) } } func (element *Icon) draw () { bounds := element.Bounds() state := theme.State { } element.theme. Pattern(theme.PatternBackground, state). Draw(element.core, bounds) icon := element.icon() if icon != nil { iconBounds := icon.Bounds() offset := image.Pt ( (bounds.Dx() - iconBounds.Dx()) / 2, (bounds.Dy() - iconBounds.Dy()) / 2) icon.Draw ( element.core, element.theme.Color ( theme.ColorForeground, state), bounds.Min.Add(offset)) } }