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Ooui-tws-port
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Add ability to select which shape to draw

This commit is contained in:
Frank A. Krueger 2017-12-09 13:20:55 -08:00
parent 1c21299dd3
commit 3c6f135761
2 changed files with 12 additions and 2 deletions
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12
Samples/DrawSample.cs
View File

@ -18,6 +18,9 @@ namespace Samples
{
var heading = new Heading ("Draw");
var subtitle = new Paragraph ("Click to draw a masterpiece");
var toolSel = new Select ();
toolSel.AppendChild (new Option { Label = "Boxes", Value = "box" });
toolSel.AddOption ("Circles", "circle");
var canvas = new Canvas {
Width = 320,
Height = 240,
@ -25,8 +28,14 @@ namespace Samples
var context = canvas.GetContext2D ();
canvas.Clicked += (s, e) => {
var radius = 10;
context.BeginPath ();
context.Rect (e.OffsetX - 5, e.OffsetY - 5, 10, 10);
if (toolSel.Value == "box") {
context.Rect (e.OffsetX - radius, e.OffsetY - radius, 2*radius, 2*radius);
}
else {
context.Arc (e.OffsetX, e.OffsetY, radius, 0, 2 * Math.PI, true);
}
context.Fill ();
};
canvas.Style.Cursor = "pointer";
@ -46,6 +55,7 @@ namespace Samples
var app = new Div ();
app.AppendChild (heading);
app.AppendChild (subtitle);
app.AppendChild (new Div (toolSel));
app.AppendChild (canvas);
app.AppendChild (clearbtn);
return app;

2
Samples/Program.cs
View File

@ -32,7 +32,7 @@ namespace Samples
new DisplayAlertSample ().Publish ();
new EditorSample().Publish();
UI.Present ("/display-alert");
UI.Present ("/draw");
Console.ReadLine ();
}