fonts

1 files changed, 41 insertions, 10 deletions

diff --git a/txtgameengine/fonts.py b/txtgameengine/fonts.py
index 60660d6..fcbf8b5 100644
--- a/txtgameengine/fonts.py
+++ b/txtgameengine/fonts.py
@@ -1,15 +1,21 @@
+import os
 from abc import ABC
 from dataclasses import dataclass
 from typing import Optional
+import typing
+import xml.dom.minidom as minidom
+
+if typing.TYPE_CHECKING:
+    from .twod import Texture
+    from .app import TxtGameApp
 
 
 class Font(ABC):
-    def get_glyph(self, char: str) -> Optional['Glyph']:
-        raise NotImplementedError()
+    def __init__(self):
+        self.glyphs = dict()
 
-    @property
-    def font(self):
-        raise NotImplementedError()
+    def get_glyph(self, char: str) -> Optional['Glyph']:
+        return self.glyphs.get(char)
 
 
 @dataclass
@@ -17,10 +23,35 @@ class Glyph:
     font: 'Font'
     x_texture_offset: int
     y_texture_offset: int
-    x_width: int
-    y_width: int
+    x_texture_width: int
+    y_texture_width: int
+    x_render_offset: int
+    y_render_offset: int
+    x_advance: int
+
+
+class BitmapFont(Font):
+    def __init__(self, texture: Texture, xml_path: str):
+        self.texture = texture
+        dom = minidom.parse(xml_path)
+        for char in dom.getElementsByTagName('Char'):
+            code = char.attributes['code'].value
+            width = char.attributes['width'].value
+            x_render_offset, y_render_offset = char.attributes['offset'].value.split(' ')
+            x_texture_offset, y_texture_offset, x_texture_width, y_texture_width = char.attributes['rect'].split(' ')
+            self.glyphs[code] = \
+                Glyph(self, int(x_texture_offset), int(y_texture_offset), int(x_texture_width), int(y_texture_width),
+                      int(x_render_offset), int(y_render_offset), int(width))
+
+    @classmethod
+    def load(cls, app: 'TxtGameApp', image_path: os.PathLike, xml_path: os.PathLike):
+        from .twod import Texture
+        return cls(Texture(app, image_path), xml_path)
+
 
+class TextRenderer:
+    def __init__(self, app: 'TxtGameApp'):
+        self.app = app
 
-class MonospacedFont(Font):
-    def get_glyph(self, char: str):
-        pass
+    def use_font(self, font: Font):
+        self.font = font