package testing import "image" import "git.tebibyte.media/sashakoshka/tomo/input" import "git.tebibyte.media/sashakoshka/tomo/theme" import "git.tebibyte.media/sashakoshka/tomo/config" import "git.tebibyte.media/sashakoshka/tomo/artist" import "git.tebibyte.media/sashakoshka/tomo/artist/shapes" import "git.tebibyte.media/sashakoshka/tomo/elements/core" // Mouse is an element capable of testing mouse input. When the mouse is clicked // and dragged on it, it draws a trail. type Mouse struct { *core.Core core core.CoreControl drawing bool lastMousePos image.Point config config.Config theme theme.Theme c theme.Case } // NewMouse creates a new mouse test element. func NewMouse () (element *Mouse) { element = &Mouse { c: theme.C("testing", "mouse") } element.Core, element.core = core.NewCore(element, element.draw) element.core.SetMinimumSize(32, 32) return } // SetTheme sets the element's theme. func (element *Mouse) SetTheme (new theme.Theme) { element.theme = new element.redo() } // SetConfig sets the element's configuration. func (element *Mouse) SetConfig (new config.Config) { element.config = new element.redo() } func (element *Mouse) redo () { if !element.core.HasImage() { return } element.draw() element.core.DamageAll() } func (element *Mouse) draw () { bounds := element.Bounds() accent := element.theme.Color ( theme.ColorAccent, theme.State { }, element.c) shapes.FillColorRectangle(element.core, accent, bounds) shapes.StrokeColorRectangle ( element.core, artist.Hex(0x000000FF), bounds, 1) shapes.ColorLine ( element.core, artist.Hex(0xFFFFFFFF), 1, bounds.Min.Add(image.Pt(1, 1)), bounds.Min.Add(image.Pt(bounds.Dx() - 2, bounds.Dy() - 2))) shapes.ColorLine ( element.core, artist.Hex(0xFFFFFFFF), 1, bounds.Min.Add(image.Pt(1, bounds.Dy() - 2)), bounds.Min.Add(image.Pt(bounds.Dx() - 2, 1))) } func (element *Mouse) HandleMouseDown (x, y int, button input.Button) { element.drawing = true element.lastMousePos = image.Pt(x, y) } func (element *Mouse) HandleMouseUp (x, y int, button input.Button) { element.drawing = false mousePos := image.Pt(x, y) element.core.DamageRegion (shapes.ColorLine ( element.core, artist.Hex(0x000000FF), 1, element.lastMousePos, mousePos)) element.lastMousePos = mousePos } func (element *Mouse) HandleMotion (x, y int) { if !element.drawing { return } mousePos := image.Pt(x, y) element.core.DamageRegion (shapes.ColorLine ( element.core, artist.Hex(0x000000FF), 1, element.lastMousePos, mousePos)) element.lastMousePos = mousePos }