Spacers :D

elements/basic/spacer.go

@@ -0,0 +1,55 @@
+package basic
+
+import "git.tebibyte.media/sashakoshka/tomo/theme"
+import "git.tebibyte.media/sashakoshka/tomo/artist"
+import "git.tebibyte.media/sashakoshka/tomo/elements/core"
+
+// Spacer can be used to put space between two elements..
+type Spacer struct {
+	*core.Core
+	core core.CoreControl
+	line bool
+}
+
+// NewSpacer creates a new spacer. If line is set to true, the spacer will be
+// filled with a line color, and if compressed to its minimum width or height,
+// will appear as a line.
+func NewSpacer (line bool) (element *Spacer) {
+	element = &Spacer { line: line }
+	element.Core, element.core = core.NewCore(element)
+	element.core.SetMinimumSize(1, 1)
+	return
+}
+
+// Resize resizes the label and re-wraps the text if wrapping is enabled.
+func (element *Spacer) Resize (width, height int) {
+	element.core.AllocateCanvas(width, height)
+	element.draw()
+	return
+}
+
+/// SetLine sets whether or not the spacer will appear as a colored line.
+func (element *Spacer) SetLine (line bool) {
+	if element.line == line { return }
+	element.line = line
+	if element.core.HasImage() {
+		element.draw()
+		element.core.PushAll()
+	}
+}
+
+func (element *Spacer) draw () {
+	bounds := element.core.Bounds()
+
+	if element.line {
+		artist.FillRectangle (
+			element.core,
+			theme.ForegroundPattern(false),
+			bounds)
+	} else {
+		artist.FillRectangle (
+			element.core,
+			theme.BackgroundPattern(),
+			bounds)
+	}
+}