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tomo-old/theme/theme.go

87 lines
2.7 KiB
Go

package theme
import "image"
import "image/color"
import "golang.org/x/image/font"
import "git.tebibyte.media/sashakoshka/tomo/artist"
import "git.tebibyte.media/sashakoshka/tomo/defaultfont"
// none of these colors are final! TODO: generate these values from a theme
// file at startup.
func hex (color uint32) (c color.RGBA) {
c.A = uint8(color)
c.B = uint8(color >> 8)
c.G = uint8(color >> 16)
c.R = uint8(color >> 24)
return
}
var accentPattern = artist.NewUniform(hex(0x408090FF))
var backgroundPattern = artist.NewUniform(color.Gray16 { 0xAAAA })
var foregroundPattern = artist.NewUniform(color.Gray16 { 0x0000 })
var weakForegroundPattern = artist.NewUniform(color.Gray16 { 0x4444 })
var strokePattern = artist.NewUniform(color.Gray16 { 0x0000 })
var sunkenPattern = artist.NewMultiBorder (
artist.Stroke { Weight: 1, Pattern: strokePattern },
artist.Stroke {
Weight: 1,
Pattern: artist.Chiseled {
Highlight: artist.NewUniform(hex(0x3b534eFF)),
Shadow: artist.NewUniform(hex(0x97a09cFF)),
},
},
artist.Stroke { Pattern: artist.NewUniform(hex(0x97a09cFF)) })
var deadPattern = artist.NewMultiBorder (
artist.Stroke { Weight: 1, Pattern: strokePattern },
artist.Stroke { Pattern: artist.NewUniform(hex(0x97a09cFF)) })
func AccentPattern () (artist.Pattern) { return accentPattern }
func BackgroundPattern () (artist.Pattern) { return backgroundPattern }
func SunkenPattern () (artist.Pattern) { return sunkenPattern}
func DeadPattern () (artist.Pattern) { return deadPattern }
func ForegroundPattern (enabled bool) (artist.Pattern) {
if enabled {
return foregroundPattern
} else {
return weakForegroundPattern
}
}
// TODO: load fonts from an actual source instead of using defaultfont
// FontFaceRegular returns the font face to be used for normal text.
func FontFaceRegular () font.Face {
return defaultfont.FaceRegular
}
// FontFaceBold returns the font face to be used for bolded text.
func FontFaceBold () font.Face {
return defaultfont.FaceBold
}
// FontFaceItalic returns the font face to be used for italicized text.
func FontFaceItalic () font.Face {
return defaultfont.FaceItalic
}
// FontFaceBoldItalic returns the font face to be used for text that is both
// bolded and italicized.
func FontFaceBoldItalic () font.Face {
return defaultfont.FaceBoldItalic
}
// Padding returns how spaced out things should be on the screen. Generally,
// text should be offset from its container on all sides by this amount.
func Padding () int {
return 8
}
// SinkOffsetVector specifies a vector for things such as text to move by when a
// "sinking in" effect is desired, such as a button label during a button press.
func SinkOffsetVector () image.Point {
return image.Point { 1, 1 }
}