New EMD driver for the ISEPIC cartridge written and contributed by

[cc65] / include / tgi.h

diff --git a/include/tgi.h b/include/tgi.h
index 2999c1ad0d0bcac0799b6f5708076cc9397baaab..19630d0d94e6760f6b433158e541a98837443d62 100644 (file)
--- a/include/tgi.h
+++ b/include/tgi.h
@@ -213,13 +213,41 @@ void __fastcall__ tgi_lineto (int x2, int y2);
 void __fastcall__ tgi_circle (int x, int y, unsigned char radius);
 /* Draw a circle in the current drawing color. */
 
+void __fastcall__ tgi_ellipse (int x, int y, unsigned char rx, unsigned char ry);
+/* Draw a full ellipse with center at x/y and radii rx/ry using the current
+ * drawing color.
+ */
+
+void __fastcall__ tgi_arc (int x, int y, unsigned char rx, unsigned char ry,
+                           unsigned sa, unsigned ea);
+/* Draw an ellipse arc with center at x/y and radii rx/ry using the current
+ * drawing color. The arc covers the angle between sa and ea (startangle and
+ * endangle), which must be in the range 0..360 (otherwise the function may
+ * bevave unextectedly).
+ */
+
+void __fastcall__ tgi_pieslice (int x, int y, unsigned char rx, unsigned char ry,
+                                unsigned sa, unsigned ea);
+/* Draw an ellipse pie slice with center at x/y and radii rx/ry using the
+ * current drawing color. The pie slice covers the angle between sa and ea
+ * (startangle and endangle), which must be in the range 0..360 (otherwise the
+ * function may behave unextectedly).
+ */
+
 void __fastcall__ tgi_bar (int x1, int y1, int x2, int y2);
 /* Draw a bar (a filled rectangle) using the current color. */
 
-void __fastcall__ tgi_textstyle (unsigned magwidth, unsigned magheight,
-                                 unsigned char dir);
+void __fastcall__ tgi_textscale (unsigned width, unsigned height);
+/* Set the scaling for text output. The scaling factors for width and height
+ * are 8.8 fixed point values. This means that $100 = 1 $200 = 2 etc.
+ */
+
+void __fastcall__ tgi_textstyle (unsigned width, unsigned height,
+                                 unsigned char dir, unsigned char font);
 /* Set the style for text output. The scaling factors for width and height
  * are 8.8 fixed point values. This means that $100 = 1 $200 = 2 etc.
+ * dir is one of the TGI_TEXT_XXX constants. font is one of the TGI_FONT_XXX
+ * constants.
  */
 
 unsigned __fastcall__ tgi_textwidth (const char* s);
@@ -242,7 +270,7 @@ void __fastcall__ tgi_outtextxy (int x, int y, const char* s);
  * the end of the text.
  */
 
-unsigned __fastcall__ tgi_ioctl (unsigned char code, unsigned val);
+unsigned __fastcall__ tgi_ioctl (unsigned char code, void* data);
 /* Call the driver specific control function. What this function does for
  * a specific code depends on the driver. The driver will set an error
  * for unknown codes or values.