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Basic isometric grid drawing

master
Sven Slootweg 9 years ago
parent
commit
67b90ec002
  1. 105
      map_isometric.js

105
map_isometric.js

@ -0,0 +1,105 @@
if(RadiumEngine !== undefined)
{
/*Class*/ RadiumEngine.prototype.IsometricMap = function(canvas)
{
this.tile_width = 32;
this.tile_height = 64;
this.width = 20;
this.height = 20;
this.fill_screen = false;
this.canvas = canvas
this.context = canvas.getContext("2d");
var Configure = this.Configure = function(tile_width, tile_height)
{
this.tile_width = tile_width;
this.tile_height = tile_height;
}
this.SetFill = function(enabled)
{
if(enabled === true)
{
$(this.canvas).css({
'position': "absolute",
'left': "0px",
'top': "0px"
});
$('body').css({
'overflow': "hidden"
});
}
this.fill_screen = enabled;
this.UpdateSize();
}
this.UpdateSize = function()
{
if(this.fill_screen === false)
{
this.canvas.width = $(this.canvas).width();
this.canvas.height = $(this.canvas).height();
}
else
{
this.canvas.width = window.innerWidth;
this.canvas.height = window.innerHeight;
$(this.canvas).css({
'width': window.innerWidth + "px",
'height': window.innerHeight + "px"
});
}
}
var Redraw = this.Redraw = function()
{
console.log(this)
for(var i = 0; i < 6; i++)
{
for(var r = 0; r < 6; r++)
{
this.DrawTile(r, i);
}
}
}
this.DrawTile = function(tile_x, tile_y)
{
var pos_x = tile_x * this.tile_width;
var pos_y = tile_y * this.tile_height;
var t1 = new RadiumEngine.Point(pos_x + (this.tile_width / 2), pos_y);
var t2 = new RadiumEngine.Point(pos_x + this.tile_width, pos_y + (this.tile_height / 2));
var t3 = new RadiumEngine.Point(pos_x + (this.tile_width / 2), pos_y + this.tile_height);
var t4 = new RadiumEngine.Point(pos_x, pos_y + (this.tile_height / 2));
this.context.beginPath();
this.context.moveTo(t1.x, t1.y);
this.context.lineTo(t2.x, t2.y);
this.context.lineTo(t3.x, t3.y);
this.context.lineTo(t4.x, t4.y);
this.context.lineTo(t1.x, t1.y);
this.context.lineWidth = 1;
this.context.strokeStyle = "blue";
this.context.stroke();
this.context.beginPath();
this.context.moveTo(pos_x, pos_y);
this.context.lineTo(pos_x + this.tile_width, pos_y);
this.context.lineTo(pos_x + this.tile_width, pos_y + this.tile_height);
this.context.lineTo(pos_x, pos_y + this.tile_height);
this.context.lineTo(pos_x, pos_y);
this.context.lineWidth = 1;
this.context.strokeStyle = "red";
this.context.stroke();
}
}
}
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