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| (Empty) |
1 part of pop_pop_win.canvas; | |
2 | |
3 class GameBackgroundElement extends Thing { | |
4 GameBackgroundElement(): super(0, 0) { | |
5 cacheEnabled = true; | |
6 } | |
7 | |
8 void update() { | |
9 if (size != this._gameElement.size) { | |
10 size = this._gameElement.size; | |
11 } | |
12 } | |
13 | |
14 void drawOverride(CanvasRenderingContext2D ctx) { | |
15 final rightBgLoc = SquareElement._size * (_gameElement._game.field.width -1)
+ | |
16 GameElement._edgeOffset; | |
17 final bottomBgLoc = SquareElement._size * (_gameElement._game.field.height -
1) + | |
18 GameElement._edgeOffset; | |
19 | |
20 ctx.save(); | |
21 ctx.translate(_gameElement._scaledBoardOffset.x, _gameElement._scaledBoardOf
fset.y); | |
22 | |
23 _textureData.drawTextureKeyAt(ctx, 'game_board_corner_top_left.png'); | |
24 | |
25 _textureData.drawTextureKeyAt(ctx, 'game_board_corner_top_right.png', | |
26 new Coordinate(rightBgLoc, 0)); | |
27 | |
28 _textureData.drawTextureKeyAt(ctx, 'game_board_corner_bottom_left.png', | |
29 new Coordinate(0, bottomBgLoc)); | |
30 _textureData.drawTextureKeyAt(ctx, 'game_board_corner_bottom_right.png', | |
31 new Coordinate(rightBgLoc, bottomBgLoc)); | |
32 | |
33 for (var i = 1; i < _gameElement._game.field.width - 1; i++) { | |
34 final xLoc = SquareElement._size * i + GameElement._edgeOffset; | |
35 _textureData.drawTextureKeyAt(ctx, 'game_board_side_top.png', | |
36 new Coordinate(xLoc, 0)); | |
37 _textureData.drawTextureKeyAt(ctx, 'game_board_side_bottom.png', | |
38 new Coordinate(xLoc, bottomBgLoc)); | |
39 } | |
40 | |
41 for (var i = 1; i < _gameElement._game.field.height - 1; i++) { | |
42 final yLoc = SquareElement._size * i + GameElement._edgeOffset; | |
43 _textureData.drawTextureKeyAt(ctx, 'game_board_side_left.png', | |
44 new Coordinate(0, yLoc)); | |
45 _textureData.drawTextureKeyAt(ctx, 'game_board_side_right.png', | |
46 new Coordinate(rightBgLoc, yLoc)); | |
47 } | |
48 | |
49 ctx.restore(); | |
50 | |
51 // | |
52 // start drawing corners | |
53 // | |
54 | |
55 ctx.save(); | |
56 // top left | |
57 ctx.transform(_gameElement._scale, 0, 0, _gameElement._scale, 0, 0); | |
58 _drawCorner(ctx); | |
59 | |
60 // right flip | |
61 ctx.save(); | |
62 ctx.transform(-1, 0, 0, 1, GameElement._backgroundSize.width, 0); | |
63 _drawCorner(ctx); | |
64 | |
65 // nested bottom, right flip | |
66 ctx.transform(1, 0, 0, -1, 0, GameElement._backgroundSize.height); | |
67 _drawCorner(ctx); | |
68 | |
69 ctx.restore(); | |
70 | |
71 // bottom left | |
72 ctx.transform(1, 0, 0, -1, 0, GameElement._backgroundSize.height); | |
73 _drawCorner(ctx); | |
74 | |
75 ctx.restore(); | |
76 | |
77 // | |
78 // end drawing corners | |
79 // | |
80 } | |
81 | |
82 void _drawCorner(CanvasRenderingContext2D ctx) { | |
83 _textureData.drawTextureKeyAt(ctx, 'background_top_left.png'); | |
84 _textureData.drawTextureKeyAt(ctx, 'background_side_left.png', | |
85 new Coordinate(0, GameElement._boardOffset.y)); | |
86 } | |
87 | |
88 GameElement get _gameElement => (parent as CanvasThing).parent; | |
89 | |
90 TextureData get _textureData => _gameElement._textureData; | |
91 } | |
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