public Game(HTMLCanvasElement canvas)
{
_mainCanvas = canvas;
_mainCanvasRenderer = _mainCanvas.GetContext(CanvasTypes.CanvasContext2DType.CanvasRenderingContext2D);
_shadowCanvas = new Bridge.Html5.HTMLCanvasElement()
{
Width = _mainCanvas.Width,
Height = _mainCanvas.Height
};
_shadowCanvas2D = _shadowCanvas.GetContext(Bridge.Html5.CanvasTypes.CanvasContext2DType.CanvasRenderingContext2D);
Resize();
_player = new Player();
_lastDraw = DateTime.Now;
_world = new World(_player, "map1.json");
_world.Loaded += () => {
Window.SetTimeout(GameTick, 1000 / TickRate);
Window.RequestAnimationFrame(GameFrame);
_player.X = 500;
_player.Y = 500;
};
}
public override void apply(Bridge.Html5.CanvasRenderingContext2D ctx, GlyphInstance glyph)
{
var margin = (int)glyph.format.size;
var totalWidth = glyph.width + blur * 2 + margin;
var totalHeight = glyph.height + blur * 2 + margin;
for (var i = 0; i < quality; i++)
{
ctx.Save();
ctx.BeginPath();
ctx.Rect(glyph.x - blur, glyph.y + blur + margin, totalWidth, -totalHeight - margin);
ctx.Clip();
drawShadow(ctx, glyph, totalWidth, 0, -1);
drawShadow(ctx, glyph, totalWidth, 1, -1);
drawShadow(ctx, glyph, totalWidth, 1, 0);
drawShadow(ctx, glyph, totalWidth, 1, 1);
drawShadow(ctx, glyph, totalWidth, 0, 1);
drawShadow(ctx, glyph, totalWidth, -1, 1);
drawShadow(ctx, glyph, totalWidth, -1, 0);
drawShadow(ctx, glyph, totalWidth, -1, -1);
ctx.Restore();
}
}
private void drawGlow(Bridge.Html5.CanvasRenderingContext2D ctx, int offsetX, int offsetY)
{
ctx.ShadowColor = colorString;
ctx.ShadowBlur = blur;
ctx.ShadowOffsetX = offsetX;
ctx.ShadowOffsetY = offsetY;
}
private void drawShadow(Bridge.Html5.CanvasRenderingContext2D ctx, GlyphInstance glyph, double totalWidth, int offsetX, int offsetY)
{
ctx.ShadowColor = colorString;
ctx.ShadowBlur = blur;
ctx.ShadowOffsetX = (float)(totalWidth) + offsetX;
ctx.ShadowOffsetY = offsetY;
ctx.FillText(glyph.text, (int)(glyph.x - totalWidth), (int)glyph.y);
}
public CanvasContext(CanvasElement canvas, InputElement input)
: base(canvas.Width, canvas.Height)
{
imageCache = new Dictionary<string, ImageElement>();
this.input = input;
input.Type = InputType.Text;
input.Value = "A";
input.OnInput = (e) =>
{
if(input.Value == "")
{
KeyPressed("Back");
}
KeyPressed(input.Value.Substr(Math.Max(0, input.Value.Length - 1), input.Value.Length));
input.Value = "A";
};
context = canvas.GetContext(CanvasTypes.CanvasContext2DType.CanvasRenderingContext2D);
context.FillStyle = "#000000";
context.LineWidth = 2;
context.TextBaseline = CanvasTypes.CanvasTextBaselineAlign.Middle;
double canvasLeft = context.Canvas.GetBoundingClientRect().Left;
double canvasRight = context.Canvas.GetBoundingClientRect().Left;
context.Canvas.AddEventListener(EventType.Click,
(e) =>
{
Click(e.As<MouseEvent>().ClientX + Document.Body.ScrollLeft - (int)canvasLeft,
e.As<MouseEvent>().ClientY + Document.Body.ScrollTop - (int)canvasRight);
if (ContentView.Active == true)
{
input.Focus();
}
});
Window.OnResize = (e) => ResizeContent();
}
public override void apply(Bridge.Html5.CanvasRenderingContext2D context)
{
//throw new System.NotImplementedException();
}
public override void apply(Bridge.Html5.CanvasRenderingContext2D context, GlyphInstance glyph)
{
throw new System.NotImplementedException();
}
private void GetImageData(HTMLCanvasElement canvas)
{
int height = canvas.Height;
int width = canvas.Width;
if (CanvasRenderingContext == null)
{
CanvasRenderingContext = canvas.GetContext(CanvasTypes.CanvasContext2DType.CanvasRenderingContext2D);
}
if (Image == null)
{
// the data to manipulate
Image = CanvasRenderingContext.CreateImageData(width, height);
}
else
{
//var color = new Color() { Red = 0, Green = 0, Blue = 0 };
//for (int y = 0; y < height; y++)
//{
// for (int x = 0; x < width; x++)
// {
// Image.SetPixel(x, y, color);
// }
//}
}
}
/// <summary>
/// Creates a pattern using the specified image (a CanvasImageSource). It repeats the source in the
/// directions specified by the repetition argument. This method returns a CanvasPattern.
/// </summary>
/// <param name="image"></param>
/// <param name="repetition"></param>
/// <returns></returns>
public virtual CanvasPattern CreatePattern(CanvasRenderingContext2D image, CanvasTypes.CanvasRepetitionTypes repetition)
{
return(null);
}
public override void apply(Bridge.Html5.CanvasRenderingContext2D context)
{
context["filter"] = "blur(" + (int)as3.Math.max(blurX, blurY) + "px)";
}
public override void apply(Bridge.Html5.CanvasRenderingContext2D context, GlyphInstance glyph)
{
apply(context);
}
public override void apply(Bridge.Html5.CanvasRenderingContext2D ctx)
{
drawGlow(ctx, 0, -1);
}