isodi.raylib.resources.tile source code

1 module isodi.raylib.resources.tile;
2 
3 import raylib;
4 
5 import std.string;
6 import std.exception;
7 
8 import isodi.bind;
9 import isodi.pack;
10 import isodi.raylib.cell;
11 import isodi.raylib.internal;
12 
13 
14 @safe:
15 
16 
17 /// A tile resource.
18 struct Tile {
19 
20     /// Owner object.
21     RaylibCell cell;
22 
23     /// Loaded texture.
24     Texture2D texture;
25 
26     /// Display scale of the tile.
27     float scale;
28 
29     /// Tile options loaded
30     const(ResourceOptions)* options;
31 
32     /// Create the tile and load textures.
33     this(RaylibCell cell, Pack.Resource!string resource) {
34 
35         this.cell = cell;
36         this.texture = cell.display.loadTexture(resource.match);
37         this.options = resource.options;
38         this.scale = cast(float) cell.display.cellSize / texture.width;
39 
40     }
41 
42     /// Draw the tile
43     void draw() @trusted {
44 
45         const cellSize = cell.display.cellSize;
46 
47         rlPushMatrix();
48         scope (exit) rlPopMatrix();
49 
50         // Move to the appropriate position
51         rlTranslatef(cell.visualPosition.toTuple3(cellSize).expand);
52 
53         // Rotate to make it lay
54         rlRotatef(90, 1, 0, 0);
55 
56         // Scale the tile to fit cell size
57         rlScalef(scale, scale, scale);
58 
59         // Correct position
60         rlTranslatef(0, 0, 1);
61 
62         // Draw
63         texture.DrawTexture(0, 0, cell.color);
64 
65     }
66 
67 }